{
  "id": "/cape-town/festivals/2017",
  "place": {
    "id": "3369157",
    "slug": "cape-town",
    "name": "Cape Town",
    "region": "Western Cape, South Africa",
    "country": "ZA",
    "lat": -33.92584,
    "lon": 18.42322,
    "elevation_m": 25,
    "tz": "Africa/Johannesburg"
  },
  "year": 2017,
  "tradition": "smarta",
  "method": "pac-rp@2026.1",
  "ruleset": "2026.3-draft",
  "rulings": [
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-01-01",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 327,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-01-01T12:03:29+02:00",
          "utc": "2017-01-01T10:03:29Z",
          "ms": 1483265009079.3042
        },
        "end": {
          "local": "2017-01-02T12:20:52+02:00",
          "utc": "2017-01-02T10:20:52Z",
          "ms": 1483352452312.611
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-01T12:03:29+02:00",
          "utc": "2017-01-01T10:03:29Z",
          "ms": 1483265009079.3042
        },
        "end": {
          "local": "2017-01-02T12:20:52+02:00",
          "utc": "2017-01-02T10:20:52Z",
          "ms": 1483352452312.611
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-01-01",
          "window": {
            "start": {
              "local": "2017-01-01T12:25:52+02:00",
              "utc": "2017-01-01T10:25:52Z",
              "ms": 1483266351917.3386
            },
            "end": {
              "local": "2017-01-01T13:13:52+02:00",
              "utc": "2017-01-01T11:13:52Z",
              "ms": 1483269231917.3386
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-01-02",
          "window": {
            "start": {
              "local": "2017-01-02T12:26:20+02:00",
              "utc": "2017-01-02T10:26:20Z",
              "ms": 1483352779558.448
            },
            "end": {
              "local": "2017-01-02T13:14:20+02:00",
              "utc": "2017-01-02T11:14:20Z",
              "ms": 1483355659558.448
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 12:03 on Sun 1 Jan to 12:21 on Mon 2 Jan.",
          "fact": "2017-01-01T10:03:29Z → 2017-01-02T10:20:52Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 1st, 12:26–13:14 on the 2nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 327 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Sunday 1 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-01",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Sunday 1 January. Caturthī runs from 12:03 on Sun 1 Jan to 12:21 on Mon 2 Jan and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-01-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-01-08",
      "festival": "ekadashi",
      "name": "Putradā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4940,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-01-08T04:22:36+02:00",
          "utc": "2017-01-08T02:22:36Z",
          "ms": 1483842155854.0513
        },
        "end": {
          "local": "2017-01-09T01:33:24+02:00",
          "utc": "2017-01-08T23:33:24Z",
          "ms": 1483918403951.4558
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-08T04:22:36+02:00",
          "utc": "2017-01-08T02:22:36Z",
          "ms": 1483842155854.0513
        },
        "end": {
          "local": "2017-01-09T01:33:24+02:00",
          "utc": "2017-01-08T23:33:24Z",
          "ms": 1483918403951.4558
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-01-08",
          "window": {
            "start": {
              "local": "2017-01-08T05:44:56+02:00",
              "utc": "2017-01-08T03:44:56Z",
              "ms": 1483847095611.6948
            },
            "end": {
              "local": "2017-01-08T05:44:56+02:00",
              "utc": "2017-01-08T03:44:56Z",
              "ms": 1483847095611.6948
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-01-09",
          "window": {
            "start": {
              "local": "2017-01-09T05:45:48+02:00",
              "utc": "2017-01-09T03:45:48Z",
              "ms": 1483933548268.5884
            },
            "end": {
              "local": "2017-01-09T05:45:48+02:00",
              "utc": "2017-01-09T03:45:48Z",
              "ms": 1483933548268.5884
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 04:23 on Sun 8 Jan to 01:33 on Mon 9 Jan.",
          "fact": "2017-01-08T02:22:36Z → 2017-01-08T23:33:24Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:45 on the 8th and 05:46 on the 9th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 8th and is not on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 4940 s"
        },
        {
          "step": "ruling",
          "text": "Putradā Ekādaśī, Cape Town, 2017: Sunday 8 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Putradā Ekādaśī 2017 falls on Sunday 8 January. Ekādaśī runs from 04:23 on Sun 8 Jan to 01:33 on Mon 9 Jan and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-01-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-01-09",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-09",
      "confidence": "boundary",
      "boundary_reasons": [
        "absent-unstated"
      ],
      "boundary_margin_s": 2195,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-01-09T22:31:09+02:00",
          "utc": "2017-01-09T20:31:09Z",
          "ms": 1483993868956.6968
        },
        "end": {
          "local": "2017-01-10T19:24:13+02:00",
          "utc": "2017-01-10T17:24:13Z",
          "ms": 1484069052696.8704
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-09T22:31:09+02:00",
          "utc": "2017-01-09T20:31:09Z",
          "ms": 1483993868956.6968
        },
        "end": {
          "local": "2017-01-10T19:24:13+02:00",
          "utc": "2017-01-10T17:24:13Z",
          "ms": 1484069052696.8704
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-01-09",
          "window": {
            "start": {
              "local": "2017-01-09T20:00:54+02:00",
              "utc": "2017-01-09T18:00:54Z",
              "ms": 1483984853677.1624
            },
            "end": {
              "local": "2017-01-09T21:19:00+02:00",
              "utc": "2017-01-09T19:19:00Z",
              "ms": 1483989540082.3171
            }
          },
          "covered_min": 0,
          "window_min": 78,
          "qualifies": false
        },
        {
          "local_date": "2017-01-10",
          "window": {
            "start": {
              "local": "2017-01-10T20:00:48+02:00",
              "utc": "2017-01-10T18:00:48Z",
              "ms": 1484071247968.2007
            },
            "end": {
              "local": "2017-01-10T21:19:02+02:00",
              "utc": "2017-01-10T19:19:02Z",
              "ms": 1484075942360.2458
            }
          },
          "covered_min": 0,
          "window_min": 78,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 22:31 on Mon 9 Jan to 19:24 on Tue 10 Jan.",
          "fact": "2017-01-09T20:31:09Z → 2017-01-10T17:24:13Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 20:01–21:19 on the 9th, 20:01–21:19 on the 10th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 78 minutes on the 9th and 0 of 78 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Neither evening qualifies. The day the tithi falls on is taken.",
          "fact": "priority: unstated → tithi-day · margin 2195 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Monday 9 January.",
          "fact": "confidence: boundary (absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-09",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-09",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Monday 9 January. Trayodaśī runs from 22:31 on Mon 9 Jan to 19:24 on Tue 10 Jan, and reaches pradoṣa on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-01-09",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/bhogi",
      "festival": "bhogi",
      "name": "Bhogi",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29315,
      "anga": {
        "type": "sankranti",
        "index": 9,
        "key": "makara",
        "name": "Makara",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-02-12T17:08:56+02:00",
          "utc": "2017-02-12T15:08:56Z",
          "ms": 1486912135683.7705
        }
      },
      "span": {
        "of": "transit",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        }
      },
      "kaala": "sunset-day",
      "days": [
        {
          "local_date": "2017-01-13",
          "window": {
            "start": {
              "local": "2017-01-12T20:00:31+02:00",
              "utc": "2017-01-12T18:00:31Z",
              "ms": 1484244030858.5269
            },
            "end": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            }
          },
          "covered_min": 0,
          "window_min": 1440,
          "qualifies": false
        },
        {
          "local_date": "2017-01-14",
          "window": {
            "start": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            },
            "end": {
              "local": "2017-01-14T20:00:06+02:00",
              "utc": "2017-01-14T18:00:06Z",
              "ms": 1484416806226.605
            }
          },
          "covered_min": 1,
          "window_min": 1440,
          "qualifies": true
        }
      ],
      "follows": {
        "festival": "pongal",
        "name": "Pongal",
        "local_date": "2017-01-14",
        "days": -1
      },
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "The Sun enters Makara at 04:09 on Sat 14 Jan.",
          "fact": "2017-01-14T02:08:54Z · nirayana, lahiri-iae1985"
        },
        {
          "step": "kaala",
          "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 20:00, and the day of the 14th ends at 20:00.",
          "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106"
        },
        {
          "step": "tie_break",
          "text": "An instant falls in one day and no other. No tie-break is needed.",
          "fact": "day counted from sunset → only-day · margin 29315 s"
        },
        {
          "step": "counted",
          "text": "Bhogi is kept the day before Pongal: Saturday 14 January is the day taken above.",
          "fact": "follows: pongal − 1 d"
        },
        {
          "step": "ruling",
          "text": "Bhogi, Cape Town, 2017: Friday 13 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "solar",
        "id": "bhogi",
        "follows": {
          "festival": "pongal",
          "days": -1
        },
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)."
          },
          {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day."
          }
        ],
        "rashi": "Makara",
        "day_from": "sunset"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-13",
          "confidence": "determinate"
        },
        {
          "kind": "reckoning",
          "id": "civil-day",
          "local_date": "2017-01-13",
          "statement": "Counted from midnight",
          "reference": {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        },
        {
          "kind": "reckoning",
          "id": "sunrise-day",
          "local_date": "2017-01-12",
          "statement": "Counted from sunrise (the Orissa rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight."
          }
        }
      ],
      "quote": "In Cape Town, Bhogi 2017 falls on Friday 13 January. It is kept the day before Pongal, which falls on Saturday 14 January. The Sun enters Makara at 04:09 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from sunrise, as in Orissa, it is 12 January.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/bhogi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pongal",
      "festival": "pongal",
      "name": "Pongal",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29315,
      "anga": {
        "type": "sankranti",
        "index": 9,
        "key": "makara",
        "name": "Makara",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-02-12T17:08:56+02:00",
          "utc": "2017-02-12T15:08:56Z",
          "ms": 1486912135683.7705
        }
      },
      "span": {
        "of": "transit",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        }
      },
      "kaala": "sunset-day",
      "days": [
        {
          "local_date": "2017-01-13",
          "window": {
            "start": {
              "local": "2017-01-12T20:00:31+02:00",
              "utc": "2017-01-12T18:00:31Z",
              "ms": 1484244030858.5269
            },
            "end": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            }
          },
          "covered_min": 0,
          "window_min": 1440,
          "qualifies": false
        },
        {
          "local_date": "2017-01-14",
          "window": {
            "start": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            },
            "end": {
              "local": "2017-01-14T20:00:06+02:00",
              "utc": "2017-01-14T18:00:06Z",
              "ms": 1484416806226.605
            }
          },
          "covered_min": 1,
          "window_min": 1440,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "The Sun enters Makara at 04:09 on Sat 14 Jan.",
          "fact": "2017-01-14T02:08:54Z · nirayana, lahiri-iae1985"
        },
        {
          "step": "kaala",
          "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 20:00, and the day of the 14th ends at 20:00.",
          "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106"
        },
        {
          "step": "tie_break",
          "text": "An instant falls in one day and no other. No tie-break is needed.",
          "fact": "day counted from sunset → only-day · margin 29315 s"
        },
        {
          "step": "ruling",
          "text": "Pongal, Cape Town, 2017: Saturday 14 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "solar",
        "id": "pongal",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)."
          },
          {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day."
          }
        ],
        "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.",
        "rashi": "Makara",
        "day_from": "sunset"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-14",
          "confidence": "determinate"
        },
        {
          "kind": "reckoning",
          "id": "civil-day",
          "local_date": "2017-01-14",
          "statement": "Counted from midnight",
          "reference": {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        },
        {
          "kind": "reckoning",
          "id": "sunrise-day",
          "local_date": "2017-01-13",
          "statement": "Counted from sunrise (the Orissa rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight."
          }
        }
      ],
      "quote": "In Cape Town, Pongal 2017 falls on Saturday 14 January. The Sun enters Makara at 04:09 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from sunrise, as in Orissa, it is 13 January.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pongal",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/makara-sankranti",
      "festival": "makara-sankranti",
      "name": "Makara Saṅkrānti",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14934,
      "anga": {
        "type": "sankranti",
        "index": 9,
        "key": "makara",
        "name": "Makara",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-02-12T17:08:56+02:00",
          "utc": "2017-02-12T15:08:56Z",
          "ms": 1486912135683.7705
        }
      },
      "span": {
        "of": "transit",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        }
      },
      "kaala": "civil-day",
      "days": [
        {
          "local_date": "2017-01-13",
          "window": {
            "start": {
              "local": "2017-01-13T00:00:00+02:00",
              "utc": "2017-01-12T22:00:00Z",
              "ms": 1484258400000
            },
            "end": {
              "local": "2017-01-14T00:00:00+02:00",
              "utc": "2017-01-13T22:00:00Z",
              "ms": 1484344800000
            }
          },
          "covered_min": 0,
          "window_min": 1440,
          "qualifies": false
        },
        {
          "local_date": "2017-01-14",
          "window": {
            "start": {
              "local": "2017-01-14T00:00:00+02:00",
              "utc": "2017-01-13T22:00:00Z",
              "ms": 1484344800000
            },
            "end": {
              "local": "2017-01-15T00:00:00+02:00",
              "utc": "2017-01-14T22:00:00Z",
              "ms": 1484431200000
            }
          },
          "covered_min": 1,
          "window_min": 1440,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "The Sun enters Makara at 04:09 on Sat 14 Jan.",
          "fact": "2017-01-14T02:08:54Z · nirayana, lahiri-iae1985"
        },
        {
          "step": "kaala",
          "text": "The day is counted from midnight to midnight, on the clock of Cape Town.",
          "fact": "civil-day: midnight-to-midnight · Africa/Johannesburg"
        },
        {
          "step": "rule",
          "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 14th, not the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106"
        },
        {
          "step": "tie_break",
          "text": "An instant falls in one day and no other. No tie-break is needed.",
          "fact": "day counted from midnight → only-day · margin 14934 s"
        },
        {
          "step": "ruling",
          "text": "Makara Saṅkrānti, Cape Town, 2017: Saturday 14 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "solar",
        "id": "makara-sankranti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)."
          },
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        ],
        "rashi": "Makara",
        "day_from": "midnight"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-14",
          "confidence": "determinate"
        },
        {
          "kind": "reckoning",
          "id": "sunrise-day",
          "local_date": "2017-01-13",
          "statement": "Counted from sunrise (the Orissa rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight."
          }
        },
        {
          "kind": "reckoning",
          "id": "sunset-rule",
          "local_date": "2017-01-14",
          "statement": "Past sunset, the next day (the Tamil rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day."
          }
        }
      ],
      "quote": "In Cape Town, Makara Saṅkrānti 2017 falls on Saturday 14 January. The Sun enters Makara at 04:09 on Sat 14 Jan, and the rule counts the day from midnight. Counted from sunrise, as in Orissa, it is 13 January.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/makara-sankranti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mattu-pongal",
      "festival": "mattu-pongal",
      "name": "Mattu Pongal",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-15",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29315,
      "anga": {
        "type": "sankranti",
        "index": 9,
        "key": "makara",
        "name": "Makara",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-02-12T17:08:56+02:00",
          "utc": "2017-02-12T15:08:56Z",
          "ms": 1486912135683.7705
        }
      },
      "span": {
        "of": "transit",
        "start": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        },
        "end": {
          "local": "2017-01-14T04:08:54+02:00",
          "utc": "2017-01-14T02:08:54Z",
          "ms": 1484359734071.97
        }
      },
      "kaala": "sunset-day",
      "days": [
        {
          "local_date": "2017-01-13",
          "window": {
            "start": {
              "local": "2017-01-12T20:00:31+02:00",
              "utc": "2017-01-12T18:00:31Z",
              "ms": 1484244030858.5269
            },
            "end": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            }
          },
          "covered_min": 0,
          "window_min": 1440,
          "qualifies": false
        },
        {
          "local_date": "2017-01-14",
          "window": {
            "start": {
              "local": "2017-01-13T20:00:19+02:00",
              "utc": "2017-01-13T18:00:19Z",
              "ms": 1484330419477.2366
            },
            "end": {
              "local": "2017-01-14T20:00:06+02:00",
              "utc": "2017-01-14T18:00:06Z",
              "ms": 1484416806226.605
            }
          },
          "covered_min": 1,
          "window_min": 1440,
          "qualifies": true
        }
      ],
      "follows": {
        "festival": "pongal",
        "name": "Pongal",
        "local_date": "2017-01-14",
        "days": 1
      },
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "The Sun enters Makara at 04:09 on Sat 14 Jan.",
          "fact": "2017-01-14T02:08:54Z · nirayana, lahiri-iae1985"
        },
        {
          "step": "kaala",
          "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 20:00, and the day of the 14th ends at 20:00.",
          "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106"
        },
        {
          "step": "tie_break",
          "text": "An instant falls in one day and no other. No tie-break is needed.",
          "fact": "day counted from sunset → only-day · margin 29315 s"
        },
        {
          "step": "counted",
          "text": "Mattu Pongal is kept the day after Pongal: Saturday 14 January is the day taken above.",
          "fact": "follows: pongal + 1 d"
        },
        {
          "step": "ruling",
          "text": "Mattu Pongal, Cape Town, 2017: Sunday 15 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "solar",
        "id": "mattu-pongal",
        "follows": {
          "festival": "pongal",
          "days": 1
        },
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)."
          },
          {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day."
          }
        ],
        "rashi": "Makara",
        "day_from": "sunset"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-15",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-15",
          "confidence": "determinate"
        },
        {
          "kind": "reckoning",
          "id": "civil-day",
          "local_date": "2017-01-15",
          "statement": "Counted from midnight",
          "reference": {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        },
        {
          "kind": "reckoning",
          "id": "sunrise-day",
          "local_date": "2017-01-14",
          "statement": "Counted from sunrise (the Orissa rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight."
          }
        }
      ],
      "quote": "In Cape Town, Mattu Pongal 2017 falls on Sunday 15 January. It is kept the day after Pongal, which falls on Saturday 14 January. The Sun enters Makara at 04:09 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from sunrise, as in Orissa, it is 14 January.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mattu-pongal",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-01-15",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-15",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 34329,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-01-15T08:09:28+02:00",
          "utc": "2017-01-15T06:09:28Z",
          "ms": 1484460568005.5212
        },
        "end": {
          "local": "2017-01-16T07:45:29+02:00",
          "utc": "2017-01-16T05:45:29Z",
          "ms": 1484545528904.0745
        },
        "month": {
          "amanta": 9,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-15T08:09:28+02:00",
          "utc": "2017-01-15T06:09:28Z",
          "ms": 1484460568005.5212
        },
        "end": {
          "local": "2017-01-16T07:45:29+02:00",
          "utc": "2017-01-16T05:45:29Z",
          "ms": 1484545528904.0745
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-01-14",
          "window": {
            "start": {
              "local": "2017-01-14T21:33:54+02:00",
              "utc": "2017-01-14T19:33:54Z",
              "ms": 1484422434002.6545
            },
            "end": {
              "local": "2017-01-14T21:33:54+02:00",
              "utc": "2017-01-14T19:33:54Z",
              "ms": 1484422434002.6545
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-01-15",
          "window": {
            "start": {
              "local": "2017-01-15T22:13:20+02:00",
              "utc": "2017-01-15T20:13:20Z",
              "ms": 1484511200378.7634
            },
            "end": {
              "local": "2017-01-15T22:13:20+02:00",
              "utc": "2017-01-15T20:13:20Z",
              "ms": 1484511200378.7634
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 08:09 on Sun 15 Jan to 07:45 on Mon 16 Jan.",
          "fact": "2017-01-15T06:09:28Z → 2017-01-16T05:45:29Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:34 on the 14th and 22:13 on the 15th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 14th and is on the 15th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 34329 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Sunday 15 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-15",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-15",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Sunday 15 January. Caturthī runs from 08:09 on Sun 15 Jan to 07:45 on Mon 16 Jan and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-01-15",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-01-23",
      "festival": "ekadashi",
      "name": "Ṣaṭtilā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 32902,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-01-22T18:29:54+02:00",
          "utc": "2017-01-22T16:29:54Z",
          "ms": 1485102594162.7842
        },
        "end": {
          "local": "2017-01-23T20:51:47+02:00",
          "utc": "2017-01-23T18:51:47Z",
          "ms": 1485197507104.9814
        },
        "month": {
          "amanta": 9,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-22T18:29:54+02:00",
          "utc": "2017-01-22T16:29:54Z",
          "ms": 1485102594162.7842
        },
        "end": {
          "local": "2017-01-23T20:51:47+02:00",
          "utc": "2017-01-23T18:51:47Z",
          "ms": 1485197507104.9814
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-01-23",
          "window": {
            "start": {
              "local": "2017-01-23T05:59:09+02:00",
              "utc": "2017-01-23T03:59:09Z",
              "ms": 1485143948877.9004
            },
            "end": {
              "local": "2017-01-23T05:59:09+02:00",
              "utc": "2017-01-23T03:59:09Z",
              "ms": 1485143948877.9004
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-01-24",
          "window": {
            "start": {
              "local": "2017-01-24T06:00:09+02:00",
              "utc": "2017-01-24T04:00:09Z",
              "ms": 1485230408896.4697
            },
            "end": {
              "local": "2017-01-24T06:00:09+02:00",
              "utc": "2017-01-24T04:00:09Z",
              "ms": 1485230408896.4697
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 18:30 on Sun 22 Jan to 20:52 on Mon 23 Jan.",
          "fact": "2017-01-22T16:29:54Z → 2017-01-23T18:51:47Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:59 on the 23rd and 06:00 on the 24th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 23rd and is not on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 32902 s"
        },
        {
          "step": "ruling",
          "text": "Ṣaṭtilā Ekādaśī, Cape Town, 2017: Monday 23 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ṣaṭtilā Ekādaśī 2017 falls on Monday 23 January. Ekādaśī runs from 18:30 on Sun 22 Jan to 20:52 on Mon 23 Jan and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-01-23",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-01-25",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 5758,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-01-24T22:52:51+02:00",
          "utc": "2017-01-24T20:52:51Z",
          "ms": 1485291170869.8901
        },
        "end": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        },
        "month": {
          "amanta": 9,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-24T22:52:51+02:00",
          "utc": "2017-01-24T20:52:51Z",
          "ms": 1485291170869.8901
        },
        "end": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-01-24",
          "window": {
            "start": {
              "local": "2017-01-24T19:56:14+02:00",
              "utc": "2017-01-24T17:56:14Z",
              "ms": 1485280573995.098
            },
            "end": {
              "local": "2017-01-24T21:16:53+02:00",
              "utc": "2017-01-24T19:16:53Z",
              "ms": 1485285413338.4045
            }
          },
          "covered_min": 0,
          "window_min": 81,
          "qualifies": false
        },
        {
          "local_date": "2017-01-25",
          "window": {
            "start": {
              "local": "2017-01-25T19:55:41+02:00",
              "utc": "2017-01-25T17:55:41Z",
              "ms": 1485366941161.3027
            },
            "end": {
              "local": "2017-01-25T21:16:33+02:00",
              "utc": "2017-01-25T19:16:33Z",
              "ms": 1485371792920.9087
            }
          },
          "covered_min": 81,
          "window_min": 81,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 22:53 on Tue 24 Jan to 00:27 on Thu 26 Jan.",
          "fact": "2017-01-24T20:52:51Z → 2017-01-25T22:27:06Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:56–21:17 on the 24th, 19:56–21:17 on the 25th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 81 minutes on the 24th and 81 of 81 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 5758 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Wednesday 25 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Wednesday 25 January. Trayodaśī runs from 22:53 on Tue 24 Jan to 00:27 on Thu 26 Jan and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-01-25",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-01-25",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-25",
      "confidence": "boundary",
      "boundary_reasons": [
        "tie-break-unstated"
      ],
      "boundary_margin_s": 469,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        },
        "end": {
          "local": "2017-01-27T01:31:52+02:00",
          "utc": "2017-01-26T23:31:52Z",
          "ms": 1485473511944.2332
        },
        "month": {
          "amanta": 9,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        },
        "end": {
          "local": "2017-01-27T01:31:52+02:00",
          "utc": "2017-01-26T23:31:52Z",
          "ms": 1485473511944.2332
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-01-25",
          "window": {
            "start": {
              "local": "2017-01-26T00:34:55+02:00",
              "utc": "2017-01-25T22:34:55Z",
              "ms": 1485383695259.8252
            },
            "end": {
              "local": "2017-01-26T01:22:55+02:00",
              "utc": "2017-01-25T23:22:55Z",
              "ms": 1485386575259.8252
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-01-26",
          "window": {
            "start": {
              "local": "2017-01-27T00:35:08+02:00",
              "utc": "2017-01-26T22:35:08Z",
              "ms": 1485470108188.7393
            },
            "end": {
              "local": "2017-01-27T01:23:08+02:00",
              "utc": "2017-01-26T23:23:08Z",
              "ms": 1485472988188.7393
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 00:27 on Thu 26 Jan to 01:32 on Fri 27 Jan.",
          "fact": "2017-01-25T22:27:06Z → 2017-01-26T23:31:52Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:35–01:23 on the 25th, 00:35–01:23 on the 26th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 25th and 48 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 469 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Wednesday 25 January.",
          "fact": "confidence: boundary (tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-25",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-26",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Wednesday 25 January. Caturdaśī runs from 00:27 on Thu 26 Jan to 01:32 on Fri 27 Jan and covers all of niśītha that night. It also reaches the next night for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-01-25",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/yama-tarpana",
      "festival": "yama-tarpana",
      "name": "Yama Tarpaṇa",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-26",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11413,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        },
        "end": {
          "local": "2017-01-27T01:31:52+02:00",
          "utc": "2017-01-26T23:31:52Z",
          "ms": 1485473511944.2332
        },
        "month": {
          "amanta": 9,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-26T00:27:06+02:00",
          "utc": "2017-01-25T22:27:06Z",
          "ms": 1485383226175.0955
        },
        "end": {
          "local": "2017-01-27T01:31:52+02:00",
          "utc": "2017-01-26T23:31:52Z",
          "ms": 1485473511944.2332
        }
      },
      "kaala": "arunodaya",
      "days": [
        {
          "local_date": "2017-01-26",
          "window": {
            "start": {
              "local": "2017-01-26T04:41:18+02:00",
              "utc": "2017-01-26T02:41:18Z",
              "ms": 1485398477598.7415
            },
            "end": {
              "local": "2017-01-26T06:02:09+02:00",
              "utc": "2017-01-26T04:02:09Z",
              "ms": 1485403329358.3474
            }
          },
          "covered_min": 81,
          "window_min": 81,
          "qualifies": true
        },
        {
          "local_date": "2017-01-27",
          "window": {
            "start": {
              "local": "2017-01-27T04:42:05+02:00",
              "utc": "2017-01-27T02:42:05Z",
              "ms": 1485484925313.6543
            },
            "end": {
              "local": "2017-01-27T06:03:10+02:00",
              "utc": "2017-01-27T04:03:10Z",
              "ms": 1485489789722.7144
            }
          },
          "covered_min": 0,
          "window_min": 81,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 00:27 on Thu 26 Jan to 01:32 on Fri 27 Jan.",
          "fact": "2017-01-25T22:27:06Z → 2017-01-26T23:31:52Z"
        },
        {
          "step": "kaala",
          "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:41–06:02 on the 26th, 04:42–06:03 on the 27th.",
          "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during aruṇodaya. It covers 81 of 81 minutes on the 26th and 0 of 81 on the 27th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one dawn qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11413 s"
        },
        {
          "step": "ruling",
          "text": "Yama Tarpaṇa, Cape Town, 2017: Thursday 26 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "yama-tarpana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 14 Yama tarpana (covering a period of 4 ghatikas before sunrise)"
          }
        ],
        "kaala": "arunodaya",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-26",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-26",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Yama Tarpaṇa 2017 falls on Thursday 26 January. Caturdaśī runs from 00:27 on Thu 26 Jan to 01:32 on Fri 27 Jan and covers all of aruṇodaya that dawn.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/yama-tarpana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ganesha-jayanti",
      "festival": "ganesha-jayanti",
      "name": "Gaṇeśa Jayantī",
      "everyday": "Maghi Ganesh Jayanti",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-31",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 38869,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-01-31T01:13:47+02:00",
          "utc": "2017-01-30T23:13:47Z",
          "ms": 1485818026711.7632
        },
        "end": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-31T01:13:47+02:00",
          "utc": "2017-01-30T23:13:47Z",
          "ms": 1485818026711.7632
        },
        "end": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-01-30",
          "window": {
            "start": {
              "local": "2017-01-30T12:35:22+02:00",
              "utc": "2017-01-30T10:35:22Z",
              "ms": 1485772521604.5186
            },
            "end": {
              "local": "2017-01-30T13:23:22+02:00",
              "utc": "2017-01-30T11:23:22Z",
              "ms": 1485775401604.5186
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-01-31",
          "window": {
            "start": {
              "local": "2017-01-31T12:35:30+02:00",
              "utc": "2017-01-31T10:35:30Z",
              "ms": 1485858930475.3225
            },
            "end": {
              "local": "2017-01-31T13:23:30+02:00",
              "utc": "2017-01-31T11:23:30Z",
              "ms": 1485861810475.3225
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 01:14 on Tue 31 Jan to 00:11 on Wed 1 Feb.",
          "fact": "2017-01-30T23:13:47Z → 2017-01-31T22:11:20Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 30th, 12:36–13:24 on the 31st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 38869 s"
        },
        {
          "step": "ruling",
          "text": "Gaṇeśa Jayantī, Cape Town, 2017: Tuesday 31 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ganesha-jayanti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-31",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-31",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2017 falls on Tuesday 31 January. Caturthī runs from 01:14 on Tue 31 Jan to 00:11 on Wed 1 Feb and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ganesha-jayanti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/tila-chaturthi",
      "festival": "tila-chaturthi",
      "name": "Tila Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-01-31",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 10639,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-01-31T01:13:47+02:00",
          "utc": "2017-01-30T23:13:47Z",
          "ms": 1485818026711.7632
        },
        "end": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-01-31T01:13:47+02:00",
          "utc": "2017-01-30T23:13:47Z",
          "ms": 1485818026711.7632
        },
        "end": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-01-30",
          "window": {
            "start": {
              "local": "2017-01-30T19:52:32+02:00",
              "utc": "2017-01-30T17:52:32Z",
              "ms": 1485798752314.6978
            },
            "end": {
              "local": "2017-01-30T21:14:29+02:00",
              "utc": "2017-01-30T19:14:29Z",
              "ms": 1485803669498.279
            }
          },
          "covered_min": 0,
          "window_min": 82,
          "qualifies": false
        },
        {
          "local_date": "2017-01-31",
          "window": {
            "start": {
              "local": "2017-01-31T19:51:50+02:00",
              "utc": "2017-01-31T17:51:50Z",
              "ms": 1485885109759.0874
            },
            "end": {
              "local": "2017-01-31T21:14:01+02:00",
              "utc": "2017-01-31T19:14:01Z",
              "ms": 1485890040642.7195
            }
          },
          "covered_min": 82,
          "window_min": 82,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 01:14 on Tue 31 Jan to 00:11 on Wed 1 Feb.",
          "fact": "2017-01-30T23:13:47Z → 2017-01-31T22:11:20Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:53–21:14 on the 30th, 19:52–21:14 on the 31st.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during pradoṣa. It covers 0 of 82 minutes on the 30th and 82 of 82 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 10639 s"
        },
        {
          "step": "ruling",
          "text": "Tila Caturthī, Cape Town, 2017: Tuesday 31 January.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "tila-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-01-31",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-01-31",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Tila Caturthī 2017 falls on Tuesday 31 January. Caturthī runs from 01:14 on Tue 31 Jan to 00:11 on Wed 1 Feb and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/tila-chaturthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shri-panchami",
      "festival": "shri-panchami",
      "name": "Śrī Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 33997,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "end": {
          "local": "2017-02-01T22:50:16+02:00",
          "utc": "2017-02-01T20:50:16Z",
          "ms": 1485982215624.7927
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "end": {
          "local": "2017-02-01T22:50:16+02:00",
          "utc": "2017-02-01T20:50:16Z",
          "ms": 1485982215624.7927
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-01-31",
          "window": {
            "start": {
              "local": "2017-01-31T12:35:30+02:00",
              "utc": "2017-01-31T10:35:30Z",
              "ms": 1485858930475.3225
            },
            "end": {
              "local": "2017-01-31T13:23:30+02:00",
              "utc": "2017-01-31T11:23:30Z",
              "ms": 1485861810475.3225
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-02-01",
          "window": {
            "start": {
              "local": "2017-02-01T12:35:39+02:00",
              "utc": "2017-02-01T10:35:39Z",
              "ms": 1485945338523.8015
            },
            "end": {
              "local": "2017-02-01T13:23:39+02:00",
              "utc": "2017-02-01T11:23:39Z",
              "ms": 1485948218523.8015
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 00:11 on Wed 1 Feb to 22:50 on Wed 1 Feb.",
          "fact": "2017-01-31T22:11:20Z → 2017-02-01T20:50:16Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 31st, 12:36–13:24 on the 1st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 33997 s"
        },
        {
          "step": "ruling",
          "text": "Śrī Pañcamī, Cape Town, 2017: Wednesday 1 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shri-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śrī Pañcamī 2017 falls on Wednesday 1 February. Pañcamī runs from 00:11 on Wed 1 Feb to 22:50 on Wed 1 Feb and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shri-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vasanta-panchami",
      "festival": "vasanta-panchami",
      "name": "Vasanta Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 33997,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "end": {
          "local": "2017-02-01T22:50:16+02:00",
          "utc": "2017-02-01T20:50:16Z",
          "ms": 1485982215624.7927
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-01T00:11:20+02:00",
          "utc": "2017-01-31T22:11:20Z",
          "ms": 1485900679541.3533
        },
        "end": {
          "local": "2017-02-01T22:50:16+02:00",
          "utc": "2017-02-01T20:50:16Z",
          "ms": 1485982215624.7927
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-01-31",
          "window": {
            "start": {
              "local": "2017-01-31T12:35:30+02:00",
              "utc": "2017-01-31T10:35:30Z",
              "ms": 1485858930475.3225
            },
            "end": {
              "local": "2017-01-31T13:23:30+02:00",
              "utc": "2017-01-31T11:23:30Z",
              "ms": 1485861810475.3225
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-02-01",
          "window": {
            "start": {
              "local": "2017-02-01T12:35:39+02:00",
              "utc": "2017-02-01T10:35:39Z",
              "ms": 1485945338523.8015
            },
            "end": {
              "local": "2017-02-01T13:23:39+02:00",
              "utc": "2017-02-01T11:23:39Z",
              "ms": 1485948218523.8015
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 00:11 on Wed 1 Feb to 22:50 on Wed 1 Feb.",
          "fact": "2017-01-31T22:11:20Z → 2017-02-01T20:50:16Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 31st, 12:36–13:24 on the 1st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 33997 s"
        },
        {
          "step": "ruling",
          "text": "Vasanta Pañcamī, Cape Town, 2017: Wednesday 1 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vasanta-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vasanta Pañcamī 2017 falls on Wednesday 1 February. Pañcamī runs from 00:11 on Wed 1 Feb to 22:50 on Wed 1 Feb and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vasanta-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ratha-saptami",
      "festival": "ratha-saptami",
      "name": "Ratha Saptamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27303,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-02-02T21:12:30+02:00",
          "utc": "2017-02-02T19:12:30Z",
          "ms": 1486062749690.1138
        },
        "end": {
          "local": "2017-02-03T19:19:58+02:00",
          "utc": "2017-02-03T17:19:58Z",
          "ms": 1486142398303.596
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-02T21:12:30+02:00",
          "utc": "2017-02-02T19:12:30Z",
          "ms": 1486062749690.1138
        },
        "end": {
          "local": "2017-02-03T19:19:58+02:00",
          "utc": "2017-02-03T17:19:58Z",
          "ms": 1486142398303.596
        }
      },
      "kaala": "arunodaya",
      "days": [
        {
          "local_date": "2017-02-03",
          "window": {
            "start": {
              "local": "2017-02-03T04:47:33+02:00",
              "utc": "2017-02-03T02:47:33Z",
              "ms": 1486090052508.0996
            },
            "end": {
              "local": "2017-02-03T06:10:11+02:00",
              "utc": "2017-02-03T04:10:11Z",
              "ms": 1486095011348.393
            }
          },
          "covered_min": 83,
          "window_min": 83,
          "qualifies": true
        },
        {
          "local_date": "2017-02-04",
          "window": {
            "start": {
              "local": "2017-02-04T04:48:18+02:00",
              "utc": "2017-02-04T02:48:18Z",
              "ms": 1486176497978.2795
            },
            "end": {
              "local": "2017-02-04T06:11:11+02:00",
              "utc": "2017-02-04T04:11:11Z",
              "ms": 1486181471061.0464
            }
          },
          "covered_min": 0,
          "window_min": 83,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 21:12 on Thu 2 Feb to 19:20 on Fri 3 Feb.",
          "fact": "2017-02-02T19:12:30Z → 2017-02-03T17:19:58Z"
        },
        {
          "step": "kaala",
          "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:48–06:10 on the 3rd, 04:48–06:11 on the 4th.",
          "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during aruṇodaya. It covers 83 of 83 minutes on the 3rd and 0 of 83 on the 4th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one dawn qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 27303 s"
        },
        {
          "step": "ruling",
          "text": "Ratha Saptamī, Cape Town, 2017: Friday 3 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ratha-saptami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha]."
          }
        ],
        "kaala": "arunodaya",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ratha Saptamī 2017 falls on Friday 3 February. Saptamī runs from 21:12 on Thu 2 Feb to 19:20 on Fri 3 Feb and covers all of aruṇodaya that dawn.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ratha-saptami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-02-07",
      "festival": "ekadashi",
      "name": "Jayā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-07",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14614,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-02-06T12:39:43+02:00",
          "utc": "2017-02-06T10:39:43Z",
          "ms": 1486377583009.6475
        },
        "end": {
          "local": "2017-02-07T10:17:43+02:00",
          "utc": "2017-02-07T08:17:43Z",
          "ms": 1486455462601.6992
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-06T12:39:43+02:00",
          "utc": "2017-02-06T10:39:43Z",
          "ms": 1486377583009.6475
        },
        "end": {
          "local": "2017-02-07T10:17:43+02:00",
          "utc": "2017-02-07T08:17:43Z",
          "ms": 1486455462601.6992
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-02-06",
          "window": {
            "start": {
              "local": "2017-02-06T06:13:10+02:00",
              "utc": "2017-02-06T04:13:10Z",
              "ms": 1486354389831.4822
            },
            "end": {
              "local": "2017-02-06T06:13:10+02:00",
              "utc": "2017-02-06T04:13:10Z",
              "ms": 1486354389831.4822
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-02-07",
          "window": {
            "start": {
              "local": "2017-02-07T06:14:09+02:00",
              "utc": "2017-02-07T04:14:09Z",
              "ms": 1486440848849.6887
            },
            "end": {
              "local": "2017-02-07T06:14:09+02:00",
              "utc": "2017-02-07T04:14:09Z",
              "ms": 1486440848849.6887
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 12:40 on Mon 6 Feb to 10:18 on Tue 7 Feb.",
          "fact": "2017-02-06T10:39:43Z → 2017-02-07T08:17:43Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:13 on the 6th and 06:14 on the 7th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 6th and is on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 14614 s"
        },
        {
          "step": "ruling",
          "text": "Jayā Ekādaśī, Cape Town, 2017: Tuesday 7 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-07",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-07",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Jayā Ekādaśī 2017 falls on Tuesday 7 February. Ekādaśī runs from 12:40 on Mon 6 Feb to 10:18 on Tue 7 Feb and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-02-07",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/bhishma-dvadashi",
      "festival": "bhishma-dvadashi",
      "name": "Bhīṣma Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-07",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 8307,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-02-07T10:17:43+02:00",
          "utc": "2017-02-07T08:17:43Z",
          "ms": 1486455462601.6992
        },
        "end": {
          "local": "2017-02-08T07:59:42+02:00",
          "utc": "2017-02-08T05:59:42Z",
          "ms": 1486533582384.9758
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-07T10:17:43+02:00",
          "utc": "2017-02-07T08:17:43Z",
          "ms": 1486455462601.6992
        },
        "end": {
          "local": "2017-02-08T07:59:42+02:00",
          "utc": "2017-02-08T05:59:42Z",
          "ms": 1486533582384.9758
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-02-07",
          "window": {
            "start": {
              "local": "2017-02-07T12:36:10+02:00",
              "utc": "2017-02-07T10:36:10Z",
              "ms": 1486463769521.6355
            },
            "end": {
              "local": "2017-02-07T13:24:10+02:00",
              "utc": "2017-02-07T11:24:10Z",
              "ms": 1486466649521.6355
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-02-08",
          "window": {
            "start": {
              "local": "2017-02-08T12:36:12+02:00",
              "utc": "2017-02-08T10:36:12Z",
              "ms": 1486550171843.0085
            },
            "end": {
              "local": "2017-02-08T13:24:12+02:00",
              "utc": "2017-02-08T11:24:12Z",
              "ms": 1486553051843.0085
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 10:18 on Tue 7 Feb to 08:00 on Wed 8 Feb.",
          "fact": "2017-02-07T08:17:43Z → 2017-02-08T05:59:42Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 7th, 12:36–13:24 on the 8th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 8307 s"
        },
        {
          "step": "ruling",
          "text": "Bhīṣma Dvādaśī, Cape Town, 2017: Tuesday 7 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "bhishma-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Bhisma dvadasi (purvaviddha), Amalaki dvadasi, Santana dvadasi, Varaha dvadasi"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-07",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-07",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Bhīṣma Dvādaśī 2017 falls on Tuesday 7 February. Dvādaśī runs from 10:18 on Tue 7 Feb to 08:00 on Wed 8 Feb and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/bhishma-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-02-08",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31347,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-02-08T07:59:42+02:00",
          "utc": "2017-02-08T05:59:42Z",
          "ms": 1486533582384.9758
        },
        "end": {
          "local": "2017-02-09T05:51:50+02:00",
          "utc": "2017-02-09T03:51:50Z",
          "ms": 1486612309641.7986
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-08T07:59:42+02:00",
          "utc": "2017-02-08T05:59:42Z",
          "ms": 1486533582384.9758
        },
        "end": {
          "local": "2017-02-09T05:51:50+02:00",
          "utc": "2017-02-09T03:51:50Z",
          "ms": 1486612309641.7986
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-02-07",
          "window": {
            "start": {
              "local": "2017-02-07T19:46:10+02:00",
              "utc": "2017-02-07T17:46:10Z",
              "ms": 1486489570193.5823
            },
            "end": {
              "local": "2017-02-07T21:10:02+02:00",
              "utc": "2017-02-07T19:10:02Z",
              "ms": 1486494601847.9312
            }
          },
          "covered_min": 0,
          "window_min": 84,
          "qualifies": false
        },
        {
          "local_date": "2017-02-08",
          "window": {
            "start": {
              "local": "2017-02-08T19:45:16+02:00",
              "utc": "2017-02-08T17:45:16Z",
              "ms": 1486575916084.8176
            },
            "end": {
              "local": "2017-02-08T21:09:23+02:00",
              "utc": "2017-02-08T19:09:23Z",
              "ms": 1486580962749.8667
            }
          },
          "covered_min": 84,
          "window_min": 84,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 08:00 on Wed 8 Feb to 05:52 on Thu 9 Feb.",
          "fact": "2017-02-08T05:59:42Z → 2017-02-09T03:51:50Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:46–21:10 on the 7th, 19:45–21:09 on the 8th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 84 minutes on the 7th and 84 of 84 on the 8th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 31347 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Wednesday 8 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Wednesday 8 February. Trayodaśī runs from 08:00 on Wed 8 Feb to 05:52 on Thu 9 Feb and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-02-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/maghi-purnima",
      "festival": "maghi-purnima",
      "name": "Māghī Pūrṇimā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30935,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-02-10T04:00:39+02:00",
          "utc": "2017-02-10T02:00:39Z",
          "ms": 1486692039299.3877
        },
        "end": {
          "local": "2017-02-11T02:32:52+02:00",
          "utc": "2017-02-11T00:32:52Z",
          "ms": 1486773172382.5918
        },
        "month": {
          "amanta": 10,
          "purnimanta": 10,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Māgha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-10T04:00:39+02:00",
          "utc": "2017-02-10T02:00:39Z",
          "ms": 1486692039299.3877
        },
        "end": {
          "local": "2017-02-11T02:32:52+02:00",
          "utc": "2017-02-11T00:32:52Z",
          "ms": 1486773172382.5918
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-02-10",
          "window": {
            "start": {
              "local": "2017-02-10T12:36:14+02:00",
              "utc": "2017-02-10T10:36:14Z",
              "ms": 1486722974124.9712
            },
            "end": {
              "local": "2017-02-10T13:24:14+02:00",
              "utc": "2017-02-10T11:24:14Z",
              "ms": 1486725854124.9712
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-02-11",
          "window": {
            "start": {
              "local": "2017-02-11T12:36:14+02:00",
              "utc": "2017-02-11T10:36:14Z",
              "ms": 1486809374110.1152
            },
            "end": {
              "local": "2017-02-11T13:24:14+02:00",
              "utc": "2017-02-11T11:24:14Z",
              "ms": 1486812254110.1152
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 04:01 on Fri 10 Feb to 02:33 on Sat 11 Feb.",
          "fact": "2017-02-10T02:00:39Z → 2017-02-11T00:32:52Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 10th, 12:36–13:24 on the 11th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 30935 s"
        },
        {
          "step": "ruling",
          "text": "Māghī Pūrṇimā, Cape Town, 2017: Friday 10 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "maghi-purnima",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Maghi purnima (paraviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Māghī Pūrṇimā 2017 falls on Friday 10 February. Pūrṇimā runs from 04:01 on Fri 10 Feb to 02:33 on Sat 11 Feb and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/maghi-purnima",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-02-14",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14841,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-02-14T01:27:06+02:00",
          "utc": "2017-02-13T23:27:06Z",
          "ms": 1487028426088.5212
        },
        "end": {
          "local": "2017-02-15T02:21:55+02:00",
          "utc": "2017-02-15T00:21:55Z",
          "ms": 1487118115398.8176
        },
        "month": {
          "amanta": 10,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-14T01:27:06+02:00",
          "utc": "2017-02-13T23:27:06Z",
          "ms": 1487028426088.5212
        },
        "end": {
          "local": "2017-02-15T02:21:55+02:00",
          "utc": "2017-02-15T00:21:55Z",
          "ms": 1487118115398.8176
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-02-13",
          "window": {
            "start": {
              "local": "2017-02-13T21:19:46+02:00",
              "utc": "2017-02-13T19:19:46Z",
              "ms": 1487013585563.4565
            },
            "end": {
              "local": "2017-02-13T21:19:46+02:00",
              "utc": "2017-02-13T19:19:46Z",
              "ms": 1487013585563.4565
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-02-14",
          "window": {
            "start": {
              "local": "2017-02-14T21:53:27+02:00",
              "utc": "2017-02-14T19:53:27Z",
              "ms": 1487102006700.8599
            },
            "end": {
              "local": "2017-02-14T21:53:27+02:00",
              "utc": "2017-02-14T19:53:27Z",
              "ms": 1487102006700.8599
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 01:27 on Tue 14 Feb to 02:22 on Wed 15 Feb.",
          "fact": "2017-02-13T23:27:06Z → 2017-02-15T00:21:55Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:20 on the 13th and 21:53 on the 14th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 13th and is on the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 14841 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Tuesday 14 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Tuesday 14 February. Caturthī runs from 01:27 on Tue 14 Feb to 02:22 on Wed 15 Feb and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-02-14",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-02-22",
      "festival": "ekadashi",
      "name": "Vijayā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31692,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-02-21T15:15:35+02:00",
          "utc": "2017-02-21T13:15:35Z",
          "ms": 1487682935001.7507
        },
        "end": {
          "local": "2017-02-22T16:50:08+02:00",
          "utc": "2017-02-22T14:50:08Z",
          "ms": 1487775007932.041
        },
        "month": {
          "amanta": 10,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-21T15:15:35+02:00",
          "utc": "2017-02-21T13:15:35Z",
          "ms": 1487682935001.7507
        },
        "end": {
          "local": "2017-02-22T16:50:08+02:00",
          "utc": "2017-02-22T14:50:08Z",
          "ms": 1487775007932.041
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-02-21",
          "window": {
            "start": {
              "local": "2017-02-21T06:27:23+02:00",
              "utc": "2017-02-21T04:27:23Z",
              "ms": 1487651243063.8591
            },
            "end": {
              "local": "2017-02-21T06:27:23+02:00",
              "utc": "2017-02-21T04:27:23Z",
              "ms": 1487651243063.8591
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-02-22",
          "window": {
            "start": {
              "local": "2017-02-22T06:28:17+02:00",
              "utc": "2017-02-22T04:28:17Z",
              "ms": 1487737697263.8677
            },
            "end": {
              "local": "2017-02-22T06:28:17+02:00",
              "utc": "2017-02-22T04:28:17Z",
              "ms": 1487737697263.8677
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 15:16 on Tue 21 Feb to 16:50 on Wed 22 Feb.",
          "fact": "2017-02-21T13:15:35Z → 2017-02-22T14:50:08Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:27 on the 21st and 06:28 on the 22nd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 21st and is on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 31692 s"
        },
        {
          "step": "ruling",
          "text": "Vijayā Ekādaśī, Cape Town, 2017: Wednesday 22 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vijayā Ekādaśī 2017 falls on Wednesday 22 February. Ekādaśī runs from 15:16 on Tue 21 Feb to 16:50 on Wed 22 Feb and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-02-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-02-23",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4775,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-02-23T17:48:43+02:00",
          "utc": "2017-02-23T15:48:43Z",
          "ms": 1487864922527.589
        },
        "end": {
          "local": "2017-02-24T18:08:42+02:00",
          "utc": "2017-02-24T16:08:42Z",
          "ms": 1487952521524.2297
        },
        "month": {
          "amanta": 10,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-23T17:48:43+02:00",
          "utc": "2017-02-23T15:48:43Z",
          "ms": 1487864922527.589
        },
        "end": {
          "local": "2017-02-24T18:08:42+02:00",
          "utc": "2017-02-24T16:08:42Z",
          "ms": 1487952521524.2297
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-02-23",
          "window": {
            "start": {
              "local": "2017-02-23T19:29:27+02:00",
              "utc": "2017-02-23T17:29:27Z",
              "ms": 1487870967263.5376
            },
            "end": {
              "local": "2017-02-23T20:57:32+02:00",
              "utc": "2017-02-23T18:57:32Z",
              "ms": 1487876252239.7554
            }
          },
          "covered_min": 88,
          "window_min": 88,
          "qualifies": true
        },
        {
          "local_date": "2017-02-24",
          "window": {
            "start": {
              "local": "2017-02-24T19:28:16+02:00",
              "utc": "2017-02-24T17:28:16Z",
              "ms": 1487957296343.8748
            },
            "end": {
              "local": "2017-02-24T20:56:38+02:00",
              "utc": "2017-02-24T18:56:38Z",
              "ms": 1487962597858.2021
            }
          },
          "covered_min": 0,
          "window_min": 88,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 17:49 on Thu 23 Feb to 18:09 on Fri 24 Feb.",
          "fact": "2017-02-23T15:48:43Z → 2017-02-24T16:08:42Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:29–20:58 on the 23rd, 19:28–20:57 on the 24th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 88 of 88 minutes on the 23rd and 0 of 88 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 4775 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Thursday 23 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Thursday 23 February. Trayodaśī runs from 17:49 on Thu 23 Feb to 18:09 on Fri 24 Feb and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-02-23",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/maha-shivaratri",
      "festival": "maha-shivaratri",
      "name": "Mahāśivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-02-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 23215,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-02-24T18:08:42+02:00",
          "utc": "2017-02-24T16:08:42Z",
          "ms": 1487952521524.2297
        },
        "end": {
          "local": "2017-02-25T17:50:49+02:00",
          "utc": "2017-02-25T15:50:49Z",
          "ms": 1488037848979.5864
        },
        "month": {
          "amanta": 10,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Māgha",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-02-24T18:08:42+02:00",
          "utc": "2017-02-24T16:08:42Z",
          "ms": 1487952521524.2297
        },
        "end": {
          "local": "2017-02-25T17:50:49+02:00",
          "utc": "2017-02-25T15:50:49Z",
          "ms": 1488037848979.5864
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-02-24",
          "window": {
            "start": {
              "local": "2017-02-25T00:35:37+02:00",
              "utc": "2017-02-24T22:35:37Z",
              "ms": 1487975737022.603
            },
            "end": {
              "local": "2017-02-25T01:23:37+02:00",
              "utc": "2017-02-24T23:23:37Z",
              "ms": 1487978617022.603
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-02-25",
          "window": {
            "start": {
              "local": "2017-02-26T00:35:28+02:00",
              "utc": "2017-02-25T22:35:28Z",
              "ms": 1488062127545.8008
            },
            "end": {
              "local": "2017-02-26T01:23:28+02:00",
              "utc": "2017-02-25T23:23:28Z",
              "ms": 1488065007545.8008
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 18:09 on Fri 24 Feb to 17:51 on Sat 25 Feb.",
          "fact": "2017-02-24T16:08:42Z → 2017-02-25T15:50:49Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:36–01:24 on the 24th, 00:35–01:23 on the 25th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: disputed → only-day · margin 23215 s"
        },
        {
          "step": "ruling",
          "text": "Mahāśivarātri, Cape Town, 2017: Friday 24 February.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "maha-shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 14 Mahasivaratri (nisithavyapini) — In some opinion it is to be observed on nisitha and in some opinion on pradosa. If occurs on two successive nisithas then according to Hemadri it is to be observed on the first day and according to Madhava, to be observed on the second day"
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "disputed",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-02-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-02-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mahāśivarātri 2017 falls on Friday 24 February. Caturdaśī runs from 18:09 on Fri 24 Feb to 17:51 on Sat 25 Feb and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/maha-shivaratri",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-03-01",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 2802,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-03-01T11:47:37+02:00",
          "utc": "2017-03-01T09:47:37Z",
          "ms": 1488361656744.312
        },
        "end": {
          "local": "2017-03-02T09:33:21+02:00",
          "utc": "2017-03-02T07:33:21Z",
          "ms": 1488440001474.4336
        },
        "month": {
          "amanta": 11,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-01T11:47:37+02:00",
          "utc": "2017-03-01T09:47:37Z",
          "ms": 1488361656744.312
        },
        "end": {
          "local": "2017-03-02T09:33:21+02:00",
          "utc": "2017-03-02T07:33:21Z",
          "ms": 1488440001474.4336
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-01",
          "window": {
            "start": {
              "local": "2017-03-01T12:34:19+02:00",
              "utc": "2017-03-01T10:34:19Z",
              "ms": 1488364458515.4167
            },
            "end": {
              "local": "2017-03-01T13:22:19+02:00",
              "utc": "2017-03-01T11:22:19Z",
              "ms": 1488367338515.4167
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-03-02",
          "window": {
            "start": {
              "local": "2017-03-02T12:34:07+02:00",
              "utc": "2017-03-02T10:34:07Z",
              "ms": 1488450846547.631
            },
            "end": {
              "local": "2017-03-02T13:22:07+02:00",
              "utc": "2017-03-02T11:22:07Z",
              "ms": 1488453726547.631
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 11:48 on Wed 1 Mar to 09:33 on Thu 2 Mar.",
          "fact": "2017-03-01T09:47:37Z → 2017-03-02T07:33:21Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 1st, 12:34–13:22 on the 2nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 2802 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Wednesday 1 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Wednesday 1 March. Caturthī runs from 11:48 on Wed 1 Mar to 09:33 on Thu 2 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-03-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-03-08",
      "festival": "ekadashi",
      "name": "Āmalakī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 35541,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-03-07T20:47:57+02:00",
          "utc": "2017-03-07T18:47:57Z",
          "ms": 1488912477078.8267
        },
        "end": {
          "local": "2017-03-08T19:19:42+02:00",
          "utc": "2017-03-08T17:19:42Z",
          "ms": 1488993581615.8074
        },
        "month": {
          "amanta": 11,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-07T20:47:57+02:00",
          "utc": "2017-03-07T18:47:57Z",
          "ms": 1488912477078.8267
        },
        "end": {
          "local": "2017-03-08T19:19:42+02:00",
          "utc": "2017-03-08T17:19:42Z",
          "ms": 1488993581615.8074
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-03-08",
          "window": {
            "start": {
              "local": "2017-03-08T06:40:18+02:00",
              "utc": "2017-03-08T04:40:18Z",
              "ms": 1488948017797.0847
            },
            "end": {
              "local": "2017-03-08T06:40:18+02:00",
              "utc": "2017-03-08T04:40:18Z",
              "ms": 1488948017797.0847
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-03-09",
          "window": {
            "start": {
              "local": "2017-03-09T06:41:07+02:00",
              "utc": "2017-03-09T04:41:07Z",
              "ms": 1489034466604.5413
            },
            "end": {
              "local": "2017-03-09T06:41:07+02:00",
              "utc": "2017-03-09T04:41:07Z",
              "ms": 1489034466604.5413
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 20:48 on Tue 7 Mar to 19:20 on Wed 8 Mar.",
          "fact": "2017-03-07T18:47:57Z → 2017-03-08T17:19:42Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:40 on the 8th and 06:41 on the 9th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 8th and is not on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 35541 s"
        },
        {
          "step": "ruling",
          "text": "Āmalakī Ekādaśī, Cape Town, 2017: Wednesday 8 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Āmalakī Ekādaśī 2017 falls on Wednesday 8 March. Ekādaśī runs from 20:48 on Tue 7 Mar to 19:20 on Wed 8 Mar and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-03-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-03-09",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-09",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 3739,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-03-09T18:09:34+02:00",
          "utc": "2017-03-09T16:09:34Z",
          "ms": 1489075774405.0093
        },
        "end": {
          "local": "2017-03-10T17:20:06+02:00",
          "utc": "2017-03-10T15:20:06Z",
          "ms": 1489159205789.4292
        },
        "month": {
          "amanta": 11,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-09T18:09:34+02:00",
          "utc": "2017-03-09T16:09:34Z",
          "ms": 1489075774405.0093
        },
        "end": {
          "local": "2017-03-10T17:20:06+02:00",
          "utc": "2017-03-10T15:20:06Z",
          "ms": 1489159205789.4292
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-03-09",
          "window": {
            "start": {
              "local": "2017-03-09T19:11:53+02:00",
              "utc": "2017-03-09T17:11:53Z",
              "ms": 1489079513306.9888
            },
            "end": {
              "local": "2017-03-09T20:43:54+02:00",
              "utc": "2017-03-09T18:43:54Z",
              "ms": 1489085033545.8499
            }
          },
          "covered_min": 92,
          "window_min": 92,
          "qualifies": true
        },
        {
          "local_date": "2017-03-10",
          "window": {
            "start": {
              "local": "2017-03-10T19:10:34+02:00",
              "utc": "2017-03-10T17:10:34Z",
              "ms": 1489165834028.224
            },
            "end": {
              "local": "2017-03-10T20:42:51+02:00",
              "utc": "2017-03-10T18:42:51Z",
              "ms": 1489171371263.5044
            }
          },
          "covered_min": 0,
          "window_min": 92,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 18:10 on Thu 9 Mar to 17:20 on Fri 10 Mar.",
          "fact": "2017-03-09T16:09:34Z → 2017-03-10T15:20:06Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:12–20:44 on the 9th, 19:11–20:43 on the 10th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 92 of 92 minutes on the 9th and 0 of 92 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 3739 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Thursday 9 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-09",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-09",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Thursday 9 March. Trayodaśī runs from 18:10 on Thu 9 Mar to 17:20 on Fri 10 Mar and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-03-09",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/holika-dahana",
      "festival": "holika-dahana",
      "name": "Holikā Dahana",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-11",
      "confidence": "boundary",
      "boundary_reasons": [
        "tie-break-unstated"
      ],
      "boundary_margin_s": 840,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-03-11T16:53:56+02:00",
          "utc": "2017-03-11T14:53:56Z",
          "ms": 1489244036127.8308
        },
        "end": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        },
        "month": {
          "amanta": 11,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-11T16:53:56+02:00",
          "utc": "2017-03-11T14:53:56Z",
          "ms": 1489244036127.8308
        },
        "end": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        }
      },
      "kaala": "sayahna",
      "days": [
        {
          "local_date": "2017-03-11",
          "window": {
            "start": {
              "local": "2017-03-11T16:39:56+02:00",
              "utc": "2017-03-11T14:39:56Z",
              "ms": 1489243196167.588
            },
            "end": {
              "local": "2017-03-11T19:09:14+02:00",
              "utc": "2017-03-11T17:09:14Z",
              "ms": 1489252154386.2783
            }
          },
          "covered_min": 135,
          "window_min": 149,
          "qualifies": true
        },
        {
          "local_date": "2017-03-12",
          "window": {
            "start": {
              "local": "2017-03-12T16:39:02+02:00",
              "utc": "2017-03-12T14:39:02Z",
              "ms": 1489329541772.0798
            },
            "end": {
              "local": "2017-03-12T19:07:54+02:00",
              "utc": "2017-03-12T17:07:54Z",
              "ms": 1489338474414.5828
            }
          },
          "covered_min": 15,
          "window_min": 149,
          "qualifies": true
        }
      ],
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 16:54 on Sat 11 Mar to 16:54 on Sun 12 Mar.",
          "fact": "2017-03-11T14:53:56Z → 2017-03-12T14:53:47Z"
        },
        {
          "step": "kaala",
          "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:40–19:09 on the 11th, 16:39–19:08 on the 12th.",
          "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during sāyāhna. It covers 135 of 149 minutes on the 11th and 15 of 149 on the 12th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 840 s"
        },
        {
          "step": "ruling",
          "text": "Holikā Dahana, Cape Town, 2017: Saturday 11 March.",
          "fact": "confidence: boundary (tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "holika-dahana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana."
          }
        ],
        "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.",
        "kaala": "sayahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-11",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-11",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Holikā Dahana 2017 falls on Saturday 11 March. Pūrṇimā runs from 16:54 on Sat 11 Mar to 16:54 on Sun 12 Mar and covers 135 of 149 minutes of sāyāhna that late afternoon. It also reaches the next late afternoon for 15 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/holika-dahana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/holi",
      "festival": "holi",
      "name": "Holī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-12",
      "confidence": "boundary",
      "boundary_reasons": [
        "tie-break-unstated"
      ],
      "boundary_margin_s": 840,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-03-11T16:53:56+02:00",
          "utc": "2017-03-11T14:53:56Z",
          "ms": 1489244036127.8308
        },
        "end": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        },
        "month": {
          "amanta": 11,
          "purnimanta": 11,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Phālguna"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-11T16:53:56+02:00",
          "utc": "2017-03-11T14:53:56Z",
          "ms": 1489244036127.8308
        },
        "end": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        }
      },
      "kaala": "sayahna",
      "days": [
        {
          "local_date": "2017-03-11",
          "window": {
            "start": {
              "local": "2017-03-11T16:39:56+02:00",
              "utc": "2017-03-11T14:39:56Z",
              "ms": 1489243196167.588
            },
            "end": {
              "local": "2017-03-11T19:09:14+02:00",
              "utc": "2017-03-11T17:09:14Z",
              "ms": 1489252154386.2783
            }
          },
          "covered_min": 135,
          "window_min": 149,
          "qualifies": true
        },
        {
          "local_date": "2017-03-12",
          "window": {
            "start": {
              "local": "2017-03-12T16:39:02+02:00",
              "utc": "2017-03-12T14:39:02Z",
              "ms": 1489329541772.0798
            },
            "end": {
              "local": "2017-03-12T19:07:54+02:00",
              "utc": "2017-03-12T17:07:54Z",
              "ms": 1489338474414.5828
            }
          },
          "covered_min": 15,
          "window_min": 149,
          "qualifies": true
        }
      ],
      "follows": {
        "festival": "holika-dahana",
        "name": "Holikā Dahana",
        "local_date": "2017-03-11",
        "days": 1
      },
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 16:54 on Sat 11 Mar to 16:54 on Sun 12 Mar.",
          "fact": "2017-03-11T14:53:56Z → 2017-03-12T14:53:47Z"
        },
        {
          "step": "kaala",
          "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:40–19:09 on the 11th, 16:39–19:08 on the 12th.",
          "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during sāyāhna. It covers 135 of 149 minutes on the 11th and 15 of 149 on the 12th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 840 s"
        },
        {
          "step": "counted",
          "text": "Holī is kept the day after Holikā Dahana: Saturday 11 March is the day taken above.",
          "fact": "follows: holika-dahana + 1 d"
        },
        {
          "step": "ruling",
          "text": "Holī, Cape Town, 2017: Sunday 12 March.",
          "fact": "confidence: boundary (tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "holi",
        "follows": {
          "festival": "holika-dahana",
          "days": 1
        },
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana."
          }
        ],
        "kaala": "sayahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-12",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-12",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Holī 2017 falls on Sunday 12 March. It is kept the day after Holikā Dahana, which falls on Saturday 11 March. Pūrṇimā runs from 16:54 on Sat 11 Mar to 16:54 on Sun 12 Mar and covers 135 of 149 minutes of sāyāhna on the 11th. It also reaches the next late afternoon for 15 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/holi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vasantotsava",
      "festival": "vasantotsava",
      "name": "Vasantotsava",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 36615,
      "anga": {
        "type": "tithi",
        "index": 15,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        },
        "end": {
          "local": "2017-03-13T17:21:58+02:00",
          "utc": "2017-03-13T15:21:58Z",
          "ms": 1489418517926.8315
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-12T16:53:47+02:00",
          "utc": "2017-03-12T14:53:47Z",
          "ms": 1489330426701.37
        },
        "end": {
          "local": "2017-03-13T17:21:58+02:00",
          "utc": "2017-03-13T15:21:58Z",
          "ms": 1489418517926.8315
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-03-12",
          "window": {
            "start": {
              "local": "2017-03-12T06:43:31+02:00",
              "utc": "2017-03-12T04:43:31Z",
              "ms": 1489293811202.0686
            },
            "end": {
              "local": "2017-03-12T06:43:31+02:00",
              "utc": "2017-03-12T04:43:31Z",
              "ms": 1489293811202.0686
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-03-13",
          "window": {
            "start": {
              "local": "2017-03-13T06:44:19+02:00",
              "utc": "2017-03-13T04:44:19Z",
              "ms": 1489380258842.5337
            },
            "end": {
              "local": "2017-03-13T06:44:19+02:00",
              "utc": "2017-03-13T04:44:19Z",
              "ms": 1489380258842.5337
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 16:54 on Sun 12 Mar to 17:22 on Mon 13 Mar.",
          "fact": "2017-03-12T14:53:47Z → 2017-03-13T15:21:58Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:44 on the 12th and 06:44 on the 13th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be current at sunrise. It is not on the 12th and is on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 36615 s"
        },
        {
          "step": "ruling",
          "text": "Vasantotsava, Cape Town, 2017: Monday 13 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vasantotsava",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 1 Vasantotsava (current at sunrise, if occurs on two successive days, it is to be observed on the first day)."
          }
        ],
        "kaala": "sunrise",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-13",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vasantotsava 2017 falls on Monday 13 March. Pratipadā runs from 16:54 on Sun 12 Mar to 17:22 on Mon 13 Mar and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vasantotsava",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-03-15",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-15",
      "confidence": "boundary",
      "boundary_reasons": [
        "tie-break-unstated"
      ],
      "boundary_margin_s": 557,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-03-15T19:47:20+02:00",
          "utc": "2017-03-15T17:47:20Z",
          "ms": 1489600040132.7317
        },
        "end": {
          "local": "2017-03-16T21:41:29+02:00",
          "utc": "2017-03-16T19:41:29Z",
          "ms": 1489693288903.1035
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-15T19:47:20+02:00",
          "utc": "2017-03-15T17:47:20Z",
          "ms": 1489600040132.7317
        },
        "end": {
          "local": "2017-03-16T21:41:29+02:00",
          "utc": "2017-03-16T19:41:29Z",
          "ms": 1489693288903.1035
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-03-15",
          "window": {
            "start": {
              "local": "2017-03-15T20:57:42+02:00",
              "utc": "2017-03-15T18:57:42Z",
              "ms": 1489604262330.767
            },
            "end": {
              "local": "2017-03-15T20:57:42+02:00",
              "utc": "2017-03-15T18:57:42Z",
              "ms": 1489604262330.767
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-03-16",
          "window": {
            "start": {
              "local": "2017-03-16T21:32:12+02:00",
              "utc": "2017-03-16T19:32:12Z",
              "ms": 1489692732098.35
            },
            "end": {
              "local": "2017-03-16T21:32:12+02:00",
              "utc": "2017-03-16T19:32:12Z",
              "ms": 1489692732098.35
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 19:47 on Wed 15 Mar to 21:41 on Thu 16 Mar.",
          "fact": "2017-03-15T17:47:20Z → 2017-03-16T19:41:29Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 20:58 on the 15th and 21:32 on the 16th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 15th and is on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Both moonrises qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 557 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Wednesday 15 March.",
          "fact": "confidence: boundary (tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-15",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-15",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Wednesday 15 March. Caturthī runs from 19:47 on Wed 15 Mar to 21:41 on Thu 16 Mar and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-03-15",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shitalashtami",
      "festival": "shitalashtami",
      "name": "Śītalāṣṭamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 19628,
      "anga": {
        "type": "tithi",
        "index": 22,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-03-20T04:49:20+02:00",
          "utc": "2017-03-20T02:49:20Z",
          "ms": 1489978159785.5193
        },
        "end": {
          "local": "2017-03-21T07:02:00+02:00",
          "utc": "2017-03-21T05:02:00Z",
          "ms": 1490072520472.3528
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-20T04:49:20+02:00",
          "utc": "2017-03-20T02:49:20Z",
          "ms": 1489978159785.5193
        },
        "end": {
          "local": "2017-03-21T07:02:00+02:00",
          "utc": "2017-03-21T05:02:00Z",
          "ms": 1490072520472.3528
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-20",
          "window": {
            "start": {
              "local": "2017-03-20T12:29:26+02:00",
              "utc": "2017-03-20T10:29:26Z",
              "ms": 1490005766318.3982
            },
            "end": {
              "local": "2017-03-20T13:17:26+02:00",
              "utc": "2017-03-20T11:17:26Z",
              "ms": 1490008646318.3982
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-03-21",
          "window": {
            "start": {
              "local": "2017-03-21T12:29:09+02:00",
              "utc": "2017-03-21T10:29:09Z",
              "ms": 1490092148564.8948
            },
            "end": {
              "local": "2017-03-21T13:17:09+02:00",
              "utc": "2017-03-21T11:17:09Z",
              "ms": 1490095028564.8948
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 04:49 on Mon 20 Mar to 07:02 on Tue 21 Mar.",
          "fact": "2017-03-20T02:49:20Z → 2017-03-21T05:02:00Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 20th, 12:29–13:17 on the 21st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 19628 s"
        },
        {
          "step": "ruling",
          "text": "Śītalāṣṭamī, Cape Town, 2017: Monday 20 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shitalashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 8 Sitalastami, (purvaviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śītalāṣṭamī 2017 falls on Monday 20 March. Aṣṭamī runs from 04:49 on Mon 20 Mar to 07:02 on Tue 21 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shitalashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-03-24",
      "festival": "ekadashi",
      "name": "Pāpamocanī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11145,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-03-23T09:57:48+02:00",
          "utc": "2017-03-23T07:57:48Z",
          "ms": 1490255868235.93
        },
        "end": {
          "local": "2017-03-24T10:23:50+02:00",
          "utc": "2017-03-24T08:23:50Z",
          "ms": 1490343829860.9163
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-23T09:57:48+02:00",
          "utc": "2017-03-23T07:57:48Z",
          "ms": 1490255868235.93
        },
        "end": {
          "local": "2017-03-24T10:23:50+02:00",
          "utc": "2017-03-24T08:23:50Z",
          "ms": 1490343829860.9163
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-03-23",
          "window": {
            "start": {
              "local": "2017-03-23T06:52:04+02:00",
              "utc": "2017-03-23T04:52:04Z",
              "ms": 1490244723659.7004
            },
            "end": {
              "local": "2017-03-23T06:52:04+02:00",
              "utc": "2017-03-23T04:52:04Z",
              "ms": 1490244723659.7004
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-03-24",
          "window": {
            "start": {
              "local": "2017-03-24T06:52:49+02:00",
              "utc": "2017-03-24T04:52:49Z",
              "ms": 1490331169270.392
            },
            "end": {
              "local": "2017-03-24T06:52:49+02:00",
              "utc": "2017-03-24T04:52:49Z",
              "ms": 1490331169270.392
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 09:58 on Thu 23 Mar to 10:24 on Fri 24 Mar.",
          "fact": "2017-03-23T07:57:48Z → 2017-03-24T08:23:50Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:52 on the 23rd and 06:53 on the 24th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 23rd and is on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 11145 s"
        },
        {
          "step": "ruling",
          "text": "Pāpamocanī Ekādaśī, Cape Town, 2017: Friday 24 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Pāpamocanī Ekādaśī 2017 falls on Friday 24 March. Ekādaśī runs from 09:58 on Thu 23 Mar to 10:24 on Fri 24 Mar and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-03-24",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-03-25",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31587,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-03-25T10:03:52+02:00",
          "utc": "2017-03-25T08:03:52Z",
          "ms": 1490429031894.128
        },
        "end": {
          "local": "2017-03-26T08:59:19+02:00",
          "utc": "2017-03-26T06:59:19Z",
          "ms": 1490511558906.158
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-25T10:03:52+02:00",
          "utc": "2017-03-25T08:03:52Z",
          "ms": 1490429031894.128
        },
        "end": {
          "local": "2017-03-26T08:59:19+02:00",
          "utc": "2017-03-26T06:59:19Z",
          "ms": 1490511558906.158
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-03-25",
          "window": {
            "start": {
              "local": "2017-03-25T18:50:19+02:00",
              "utc": "2017-03-25T16:50:19Z",
              "ms": 1490460619062.7
            },
            "end": {
              "local": "2017-03-25T20:26:51+02:00",
              "utc": "2017-03-25T18:26:51Z",
              "ms": 1490466411208.7874
            }
          },
          "covered_min": 97,
          "window_min": 97,
          "qualifies": true
        },
        {
          "local_date": "2017-03-26",
          "window": {
            "start": {
              "local": "2017-03-26T18:48:58+02:00",
              "utc": "2017-03-26T16:48:58Z",
              "ms": 1490546937715.2695
            },
            "end": {
              "local": "2017-03-26T20:25:47+02:00",
              "utc": "2017-03-26T18:25:47Z",
              "ms": 1490552746746.7737
            }
          },
          "covered_min": 0,
          "window_min": 97,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 10:04 on Sat 25 Mar to 08:59 on Sun 26 Mar.",
          "fact": "2017-03-25T08:03:52Z → 2017-03-26T06:59:19Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:50–20:27 on the 25th, 18:49–20:26 on the 26th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 97 of 97 minutes on the 25th and 0 of 97 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 31587 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Saturday 25 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Saturday 25 March. Trayodaśī runs from 10:04 on Sat 25 Mar to 08:59 on Sun 26 Mar and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-03-25",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-03-26",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-26",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 21526,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-03-26T08:59:19+02:00",
          "utc": "2017-03-26T06:59:19Z",
          "ms": 1490511558906.158
        },
        "end": {
          "local": "2017-03-27T07:14:47+02:00",
          "utc": "2017-03-27T05:14:47Z",
          "ms": 1490591687352.1628
        },
        "month": {
          "amanta": 11,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Phālguna",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-26T08:59:19+02:00",
          "utc": "2017-03-26T06:59:19Z",
          "ms": 1490511558906.158
        },
        "end": {
          "local": "2017-03-27T07:14:47+02:00",
          "utc": "2017-03-27T05:14:47Z",
          "ms": 1490591687352.1628
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-03-25",
          "window": {
            "start": {
              "local": "2017-03-26T00:28:20+02:00",
              "utc": "2017-03-25T22:28:20Z",
              "ms": 1490480899610.5273
            },
            "end": {
              "local": "2017-03-26T01:16:20+02:00",
              "utc": "2017-03-25T23:16:20Z",
              "ms": 1490483779610.5273
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-03-26",
          "window": {
            "start": {
              "local": "2017-03-27T00:28:02+02:00",
              "utc": "2017-03-26T22:28:02Z",
              "ms": 1490567281583.4097
            },
            "end": {
              "local": "2017-03-27T01:16:02+02:00",
              "utc": "2017-03-26T23:16:02Z",
              "ms": 1490570161583.4097
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 08:59 on Sun 26 Mar to 07:15 on Mon 27 Mar.",
          "fact": "2017-03-26T06:59:19Z → 2017-03-27T05:14:47Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:28–01:16 on the 25th, 00:28–01:16 on the 26th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 21526 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Sunday 26 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-26",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-26",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Sunday 26 March. Caturdaśī runs from 08:59 on Sun 26 Mar to 07:15 on Mon 27 Mar and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-03-26",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/navaratra-arambha-caitra",
      "festival": "navaratra-arambha-caitra",
      "name": "Navarātrārambha (Caitra)",
      "everyday": "Chaitra Navratri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 26991,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-03-28T04:57:12+02:00",
          "utc": "2017-03-28T02:57:12Z",
          "ms": 1490669832152.7673
        },
        "end": {
          "local": "2017-03-29T02:14:56+02:00",
          "utc": "2017-03-29T00:14:56Z",
          "ms": 1490746495542.967
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-28T04:57:12+02:00",
          "utc": "2017-03-28T02:57:12Z",
          "ms": 1490669832152.7673
        },
        "end": {
          "local": "2017-03-29T02:14:56+02:00",
          "utc": "2017-03-29T00:14:56Z",
          "ms": 1490746495542.967
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-28",
          "window": {
            "start": {
              "local": "2017-03-28T12:27:03+02:00",
              "utc": "2017-03-28T10:27:03Z",
              "ms": 1490696823020.769
            },
            "end": {
              "local": "2017-03-28T13:15:03+02:00",
              "utc": "2017-03-28T11:15:03Z",
              "ms": 1490699703020.769
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-03-29",
          "window": {
            "start": {
              "local": "2017-03-29T12:26:45+02:00",
              "utc": "2017-03-29T10:26:45Z",
              "ms": 1490783205113.615
            },
            "end": {
              "local": "2017-03-29T13:14:45+02:00",
              "utc": "2017-03-29T11:14:45Z",
              "ms": 1490786085113.615
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 04:57 on Tue 28 Mar to 02:15 on Wed 29 Mar.",
          "fact": "2017-03-28T02:57:12Z → 2017-03-29T00:14:56Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 28th, 12:27–13:15 on the 29th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 26991 s"
        },
        {
          "step": "ruling",
          "text": "Navarātrārambha (Caitra), Cape Town, 2017: Tuesday 28 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "navaratra-arambha-caitra",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Navaratrarambha (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Navarātrārambha (Caitra) (Chaitra Navratri) 2017 falls on Tuesday 28 March. Pratipadā runs from 04:57 on Tue 28 Mar to 02:15 on Wed 29 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/navaratra-arambha-caitra",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/gauri-tritiya",
      "festival": "gauri-tritiya",
      "name": "Gaurī Tṛtīyā",
      "everyday": "Gangaur",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25102,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-03-29T23:17:03+02:00",
          "utc": "2017-03-29T21:17:03Z",
          "ms": 1490822223448.8726
        },
        "end": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-29T23:17:03+02:00",
          "utc": "2017-03-29T21:17:03Z",
          "ms": 1490822223448.8726
        },
        "end": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-29",
          "window": {
            "start": {
              "local": "2017-03-29T12:26:45+02:00",
              "utc": "2017-03-29T10:26:45Z",
              "ms": 1490783205113.615
            },
            "end": {
              "local": "2017-03-29T13:14:45+02:00",
              "utc": "2017-03-29T11:14:45Z",
              "ms": 1490786085113.615
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-03-30",
          "window": {
            "start": {
              "local": "2017-03-30T12:26:27+02:00",
              "utc": "2017-03-30T10:26:27Z",
              "ms": 1490869587260.2378
            },
            "end": {
              "local": "2017-03-30T13:14:27+02:00",
              "utc": "2017-03-30T11:14:27Z",
              "ms": 1490872467260.2378
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 23:17 on Wed 29 Mar to 20:13 on Thu 30 Mar.",
          "fact": "2017-03-29T21:17:03Z → 2017-03-30T18:12:50Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 29th, 12:26–13:14 on the 30th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 25102 s"
        },
        {
          "step": "ruling",
          "text": "Gaurī Tṛtīyā, Cape Town, 2017: Thursday 30 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "gauri-tritiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Gaurī Tṛtīyā (Gangaur) 2017 falls on Thursday 30 March. Tṛtīyā runs from 23:17 on Wed 29 Mar to 20:13 on Thu 30 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/gauri-tritiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/saubhagya-shayana-vrata",
      "festival": "saubhagya-shayana-vrata",
      "name": "Saubhāgya Śayana Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25102,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-03-29T23:17:03+02:00",
          "utc": "2017-03-29T21:17:03Z",
          "ms": 1490822223448.8726
        },
        "end": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-29T23:17:03+02:00",
          "utc": "2017-03-29T21:17:03Z",
          "ms": 1490822223448.8726
        },
        "end": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-29",
          "window": {
            "start": {
              "local": "2017-03-29T12:26:45+02:00",
              "utc": "2017-03-29T10:26:45Z",
              "ms": 1490783205113.615
            },
            "end": {
              "local": "2017-03-29T13:14:45+02:00",
              "utc": "2017-03-29T11:14:45Z",
              "ms": 1490786085113.615
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-03-30",
          "window": {
            "start": {
              "local": "2017-03-30T12:26:27+02:00",
              "utc": "2017-03-30T10:26:27Z",
              "ms": 1490869587260.2378
            },
            "end": {
              "local": "2017-03-30T13:14:27+02:00",
              "utc": "2017-03-30T11:14:27Z",
              "ms": 1490872467260.2378
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 23:17 on Wed 29 Mar to 20:13 on Thu 30 Mar.",
          "fact": "2017-03-29T21:17:03Z → 2017-03-30T18:12:50Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 29th, 12:26–13:14 on the 30th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 25102 s"
        },
        {
          "step": "ruling",
          "text": "Saubhāgya Śayana Vrata, Cape Town, 2017: Thursday 30 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "saubhagya-shayana-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saubhāgya Śayana Vrata 2017 falls on Thursday 30 March. Tṛtīyā runs from 23:17 on Wed 29 Mar to 20:13 on Thu 30 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/saubhagya-shayana-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-03-31",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-03-31",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14217,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        },
        "end": {
          "local": "2017-03-31T17:11:06+02:00",
          "utc": "2017-03-31T15:11:06Z",
          "ms": 1490973066137.598
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-30T20:12:50+02:00",
          "utc": "2017-03-30T18:12:50Z",
          "ms": 1490897569709.232
        },
        "end": {
          "local": "2017-03-31T17:11:06+02:00",
          "utc": "2017-03-31T15:11:06Z",
          "ms": 1490973066137.598
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-30",
          "window": {
            "start": {
              "local": "2017-03-30T12:26:27+02:00",
              "utc": "2017-03-30T10:26:27Z",
              "ms": 1490869587260.2378
            },
            "end": {
              "local": "2017-03-30T13:14:27+02:00",
              "utc": "2017-03-30T11:14:27Z",
              "ms": 1490872467260.2378
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-03-31",
          "window": {
            "start": {
              "local": "2017-03-31T12:26:09+02:00",
              "utc": "2017-03-31T10:26:09Z",
              "ms": 1490955969475.6206
            },
            "end": {
              "local": "2017-03-31T13:14:09+02:00",
              "utc": "2017-03-31T11:14:09Z",
              "ms": 1490958849475.6206
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 20:13 on Thu 30 Mar to 17:11 on Fri 31 Mar.",
          "fact": "2017-03-30T18:12:50Z → 2017-03-31T15:11:06Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 30th, 12:26–13:14 on the 31st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 14217 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Friday 31 March.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-03-31",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-03-31",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Friday 31 March. Caturthī runs from 20:13 on Thu 30 Mar to 17:11 on Fri 31 Mar and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-03-31",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/lakshmi-panchami",
      "festival": "lakshmi-panchami",
      "name": "Lakṣmī Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 3964,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-03-31T17:11:06+02:00",
          "utc": "2017-03-31T15:11:06Z",
          "ms": 1490973066137.598
        },
        "end": {
          "local": "2017-04-01T14:19:56+02:00",
          "utc": "2017-04-01T12:19:56Z",
          "ms": 1491049196222.0974
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-03-31T17:11:06+02:00",
          "utc": "2017-03-31T15:11:06Z",
          "ms": 1490973066137.598
        },
        "end": {
          "local": "2017-04-01T14:19:56+02:00",
          "utc": "2017-04-01T12:19:56Z",
          "ms": 1491049196222.0974
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-03-31",
          "window": {
            "start": {
              "local": "2017-03-31T12:26:09+02:00",
              "utc": "2017-03-31T10:26:09Z",
              "ms": 1490955969475.6206
            },
            "end": {
              "local": "2017-03-31T13:14:09+02:00",
              "utc": "2017-03-31T11:14:09Z",
              "ms": 1490958849475.6206
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-04-01",
          "window": {
            "start": {
              "local": "2017-04-01T12:25:52+02:00",
              "utc": "2017-04-01T10:25:52Z",
              "ms": 1491042351775.337
            },
            "end": {
              "local": "2017-04-01T13:13:52+02:00",
              "utc": "2017-04-01T11:13:52Z",
              "ms": 1491045231775.337
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 17:11 on Fri 31 Mar to 14:20 on Sat 1 Apr.",
          "fact": "2017-03-31T15:11:06Z → 2017-04-01T12:19:56Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 31st, 12:26–13:14 on the 1st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 3964 s"
        },
        {
          "step": "ruling",
          "text": "Lakṣmī Pañcamī, Cape Town, 2017: Saturday 1 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "lakshmi-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Sri pancami or Laksmi pancami (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Lakṣmī Pañcamī 2017 falls on Saturday 1 April. Pañcamī runs from 17:11 on Fri 31 Mar to 14:20 on Sat 1 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/lakshmi-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/bhavani-utpatti",
      "festival": "bhavani-utpatti",
      "name": "Bhavānī Utpatti",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 10205,
      "anga": {
        "type": "tithi",
        "index": 7,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-04-03T09:35:12+02:00",
          "utc": "2017-04-03T07:35:12Z",
          "ms": 1491204911706.0447
        },
        "end": {
          "local": "2017-04-04T07:50:32+02:00",
          "utc": "2017-04-04T05:50:32Z",
          "ms": 1491285031803.599
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-03T09:35:12+02:00",
          "utc": "2017-04-03T07:35:12Z",
          "ms": 1491204911706.0447
        },
        "end": {
          "local": "2017-04-04T07:50:32+02:00",
          "utc": "2017-04-04T05:50:32Z",
          "ms": 1491285031803.599
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-03",
          "window": {
            "start": {
              "local": "2017-04-03T12:25:17+02:00",
              "utc": "2017-04-03T10:25:17Z",
              "ms": 1491215116694.0044
            },
            "end": {
              "local": "2017-04-03T13:13:17+02:00",
              "utc": "2017-04-03T11:13:17Z",
              "ms": 1491217996694.0044
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-04",
          "window": {
            "start": {
              "local": "2017-04-04T12:24:59+02:00",
              "utc": "2017-04-04T10:24:59Z",
              "ms": 1491301499348.4233
            },
            "end": {
              "local": "2017-04-04T13:12:59+02:00",
              "utc": "2017-04-04T11:12:59Z",
              "ms": 1491304379348.4233
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 09:35 on Mon 3 Apr to 07:51 on Tue 4 Apr.",
          "fact": "2017-04-03T07:35:12Z → 2017-04-04T05:50:32Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 3rd, 12:25–13:13 on the 4th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 10205 s"
        },
        {
          "step": "ruling",
          "text": "Bhavānī Utpatti, Cape Town, 2017: Monday 3 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "bhavani-utpatti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Bhavānī Utpatti 2017 falls on Monday 3 April. Aṣṭamī runs from 09:35 on Mon 3 Apr to 07:51 on Tue 4 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/bhavani-utpatti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rama-navami",
      "festival": "rama-navami",
      "name": "Rāma Navamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-04",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 16468,
      "anga": {
        "type": "tithi",
        "index": 8,
        "key": "navami",
        "name": "Navamī",
        "start": {
          "local": "2017-04-04T07:50:32+02:00",
          "utc": "2017-04-04T05:50:32Z",
          "ms": 1491285031803.599
        },
        "end": {
          "local": "2017-04-05T06:34:00+02:00",
          "utc": "2017-04-05T04:34:00Z",
          "ms": 1491366840133.9294
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-04T07:50:32+02:00",
          "utc": "2017-04-04T05:50:32Z",
          "ms": 1491285031803.599
        },
        "end": {
          "local": "2017-04-05T06:34:00+02:00",
          "utc": "2017-04-05T04:34:00Z",
          "ms": 1491366840133.9294
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-04",
          "window": {
            "start": {
              "local": "2017-04-04T12:24:59+02:00",
              "utc": "2017-04-04T10:24:59Z",
              "ms": 1491301499348.4233
            },
            "end": {
              "local": "2017-04-04T13:12:59+02:00",
              "utc": "2017-04-04T11:12:59Z",
              "ms": 1491304379348.4233
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-05",
          "window": {
            "start": {
              "local": "2017-04-05T12:24:42+02:00",
              "utc": "2017-04-05T10:24:42Z",
              "ms": 1491387882158.1086
            },
            "end": {
              "local": "2017-04-05T13:12:42+02:00",
              "utc": "2017-04-05T11:12:42Z",
              "ms": 1491390762158.1086
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Navamī runs from 07:51 on Tue 4 Apr to 06:34 on Wed 5 Apr.",
          "fact": "2017-04-04T05:50:32Z → 2017-04-05T04:34:00Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 4th, 12:25–13:13 on the 5th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 16468 s"
        },
        {
          "step": "ruling",
          "text": "Rāma Navamī, Cape Town, 2017: Tuesday 4 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rama-navami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti."
          }
        ],
        "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.",
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-04",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-04",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rāma Navamī 2017 falls on Tuesday 4 April. Navamī runs from 07:51 on Tue 4 Apr to 06:34 on Wed 5 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rama-navami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-04-06",
      "festival": "ekadashi",
      "name": "Kāmadā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4604,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-04-06T05:45:51+02:00",
          "utc": "2017-04-06T03:45:51Z",
          "ms": 1491450350632.8306
        },
        "end": {
          "local": "2017-04-07T05:25:09+02:00",
          "utc": "2017-04-07T03:25:09Z",
          "ms": 1491535508559.2822
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-06T05:45:51+02:00",
          "utc": "2017-04-06T03:45:51Z",
          "ms": 1491450350632.8306
        },
        "end": {
          "local": "2017-04-07T05:25:09+02:00",
          "utc": "2017-04-07T03:25:09Z",
          "ms": 1491535508559.2822
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-04-06",
          "window": {
            "start": {
              "local": "2017-04-06T07:02:34+02:00",
              "utc": "2017-04-06T05:02:34Z",
              "ms": 1491454954287.0083
            },
            "end": {
              "local": "2017-04-06T07:02:34+02:00",
              "utc": "2017-04-06T05:02:34Z",
              "ms": 1491454954287.0083
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-04-07",
          "window": {
            "start": {
              "local": "2017-04-07T07:03:19+02:00",
              "utc": "2017-04-07T05:03:19Z",
              "ms": 1491541398911.797
            },
            "end": {
              "local": "2017-04-07T07:03:19+02:00",
              "utc": "2017-04-07T05:03:19Z",
              "ms": 1491541398911.797
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 05:46 on Thu 6 Apr to 05:25 on Fri 7 Apr.",
          "fact": "2017-04-06T03:45:51Z → 2017-04-07T03:25:09Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:03 on the 6th and 07:03 on the 7th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 6th and is not on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 4604 s"
        },
        {
          "step": "ruling",
          "text": "Kāmadā Ekādaśī, Cape Town, 2017: Thursday 6 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kāmadā Ekādaśī 2017 falls on Thursday 6 April. Ekādaśī runs from 05:46 on Thu 6 Apr to 05:25 on Fri 7 Apr and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-04-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ananga-trayodashi",
      "festival": "ananga-trayodashi",
      "name": "Anaṅga Trayodaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 23010,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-04-08T05:30:24+02:00",
          "utc": "2017-04-08T03:30:24Z",
          "ms": 1491622224198.3481
        },
        "end": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-08T05:30:24+02:00",
          "utc": "2017-04-08T03:30:24Z",
          "ms": 1491622224198.3481
        },
        "end": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-08",
          "window": {
            "start": {
              "local": "2017-04-08T12:23:52+02:00",
              "utc": "2017-04-08T10:23:52Z",
              "ms": 1491647031719.605
            },
            "end": {
              "local": "2017-04-08T13:11:52+02:00",
              "utc": "2017-04-08T11:11:52Z",
              "ms": 1491649911719.605
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-09",
          "window": {
            "start": {
              "local": "2017-04-09T12:23:35+02:00",
              "utc": "2017-04-09T10:23:35Z",
              "ms": 1491733415353.0293
            },
            "end": {
              "local": "2017-04-09T13:11:35+02:00",
              "utc": "2017-04-09T11:11:35Z",
              "ms": 1491736295353.0293
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 05:30 on Sat 8 Apr to 06:00 on Sun 9 Apr.",
          "fact": "2017-04-08T03:30:24Z → 2017-04-09T04:00:05Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 8th, 12:24–13:12 on the 9th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 23010 s"
        },
        {
          "step": "ruling",
          "text": "Anaṅga Trayodaśī, Cape Town, 2017: Saturday 8 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ananga-trayodashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 13 Ananga trayodasi (purvaviddha), Mahavira jayanti (Jain)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Anaṅga Trayodaśī 2017 falls on Saturday 8 April. Trayodaśī runs from 05:30 on Sat 8 Apr to 06:00 on Sun 9 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ananga-trayodashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-04-08",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 33438,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-04-08T05:30:24+02:00",
          "utc": "2017-04-08T03:30:24Z",
          "ms": 1491622224198.3481
        },
        "end": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-08T05:30:24+02:00",
          "utc": "2017-04-08T03:30:24Z",
          "ms": 1491622224198.3481
        },
        "end": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-04-07",
          "window": {
            "start": {
              "local": "2017-04-07T18:32:58+02:00",
              "utc": "2017-04-07T16:32:58Z",
              "ms": 1491582777734.5425
            },
            "end": {
              "local": "2017-04-07T20:13:07+02:00",
              "utc": "2017-04-07T18:13:07Z",
              "ms": 1491588786506.83
            }
          },
          "covered_min": 0,
          "window_min": 100,
          "qualifies": false
        },
        {
          "local_date": "2017-04-08",
          "window": {
            "start": {
              "local": "2017-04-08T18:31:40+02:00",
              "utc": "2017-04-08T16:31:40Z",
              "ms": 1491669099912.5105
            },
            "end": {
              "local": "2017-04-08T20:12:05+02:00",
              "utc": "2017-04-08T18:12:05Z",
              "ms": 1491675125009.8818
            }
          },
          "covered_min": 100,
          "window_min": 100,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 05:30 on Sat 8 Apr to 06:00 on Sun 9 Apr.",
          "fact": "2017-04-08T03:30:24Z → 2017-04-09T04:00:05Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:33–20:13 on the 7th, 18:32–20:12 on the 8th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 100 minutes on the 7th and 100 of 100 on the 8th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 33438 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Saturday 8 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Saturday 8 April. Trayodaśī runs from 05:30 on Sat 8 Apr to 06:00 on Sun 9 Apr and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-04-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vishnu-damanaka-chaturdashi",
      "festival": "vishnu-damanaka-chaturdashi",
      "name": "Viṣṇudamanaka Caturdaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-09",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 19822,
      "anga": {
        "type": "tithi",
        "index": 13,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        },
        "end": {
          "local": "2017-04-10T06:52:57+02:00",
          "utc": "2017-04-10T04:52:57Z",
          "ms": 1491799977064.9207
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-09T06:00:05+02:00",
          "utc": "2017-04-09T04:00:05Z",
          "ms": 1491710405150.713
        },
        "end": {
          "local": "2017-04-10T06:52:57+02:00",
          "utc": "2017-04-10T04:52:57Z",
          "ms": 1491799977064.9207
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-09",
          "window": {
            "start": {
              "local": "2017-04-09T12:23:35+02:00",
              "utc": "2017-04-09T10:23:35Z",
              "ms": 1491733415353.0293
            },
            "end": {
              "local": "2017-04-09T13:11:35+02:00",
              "utc": "2017-04-09T11:11:35Z",
              "ms": 1491736295353.0293
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-10",
          "window": {
            "start": {
              "local": "2017-04-10T12:23:19+02:00",
              "utc": "2017-04-10T10:23:19Z",
              "ms": 1491819799244.2036
            },
            "end": {
              "local": "2017-04-10T13:11:19+02:00",
              "utc": "2017-04-10T11:11:19Z",
              "ms": 1491822679244.2036
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 06:00 on Sun 9 Apr to 06:53 on Mon 10 Apr.",
          "fact": "2017-04-09T04:00:05Z → 2017-04-10T04:52:57Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 9th, 12:23–13:11 on the 10th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 19822 s"
        },
        {
          "step": "ruling",
          "text": "Viṣṇudamanaka Caturdaśī, Cape Town, 2017: Sunday 9 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vishnu-damanaka-chaturdashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 14 Madanabhanji, (Bengal & Orissa) (paraviddha), Sivadamanaka caturdasi, Visnudamanaka caturdasi (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-09",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-09",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Viṣṇudamanaka Caturdaśī 2017 falls on Sunday 9 April. Caturdaśī runs from 06:00 on Sun 9 Apr to 06:53 on Mon 10 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vishnu-damanaka-chaturdashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/chaitri-purnima",
      "festival": "chaitri-purnima",
      "name": "Caitrī Pūrṇimā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 15298,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-04-10T06:52:57+02:00",
          "utc": "2017-04-10T04:52:57Z",
          "ms": 1491799977064.9207
        },
        "end": {
          "local": "2017-04-11T08:08:05+02:00",
          "utc": "2017-04-11T06:08:05Z",
          "ms": 1491890885341.0068
        },
        "month": {
          "amanta": 0,
          "purnimanta": 0,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Caitra"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-10T06:52:57+02:00",
          "utc": "2017-04-10T04:52:57Z",
          "ms": 1491799977064.9207
        },
        "end": {
          "local": "2017-04-11T08:08:05+02:00",
          "utc": "2017-04-11T06:08:05Z",
          "ms": 1491890885341.0068
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-10",
          "window": {
            "start": {
              "local": "2017-04-10T12:23:19+02:00",
              "utc": "2017-04-10T10:23:19Z",
              "ms": 1491819799244.2036
            },
            "end": {
              "local": "2017-04-10T13:11:19+02:00",
              "utc": "2017-04-10T11:11:19Z",
              "ms": 1491822679244.2036
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-11",
          "window": {
            "start": {
              "local": "2017-04-11T12:23:03+02:00",
              "utc": "2017-04-11T10:23:03Z",
              "ms": 1491906183413.6558
            },
            "end": {
              "local": "2017-04-11T13:11:03+02:00",
              "utc": "2017-04-11T11:11:03Z",
              "ms": 1491909063413.6558
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 06:53 on Mon 10 Apr to 08:08 on Tue 11 Apr.",
          "fact": "2017-04-10T04:52:57Z → 2017-04-11T06:08:05Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 10th, 12:23–13:11 on the 11th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 15298 s"
        },
        {
          "step": "ruling",
          "text": "Caitrī Pūrṇimā, Cape Town, 2017: Monday 10 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "chaitri-purnima",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Caitrī Pūrṇimā 2017 falls on Monday 10 April. Pūrṇimā runs from 06:53 on Mon 10 Apr to 08:08 on Tue 11 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/chaitri-purnima",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vaishakhi",
      "festival": "vaishakhi",
      "name": "Vaiśākhī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30867,
      "anga": {
        "type": "sankranti",
        "index": 0,
        "key": "mesha",
        "name": "Meṣa",
        "start": {
          "local": "2017-04-13T22:34:05+02:00",
          "utc": "2017-04-13T20:34:05Z",
          "ms": 1492115644581.7095
        },
        "end": {
          "local": "2017-05-14T19:26:47+02:00",
          "utc": "2017-05-14T17:26:47Z",
          "ms": 1494782807472.927
        }
      },
      "span": {
        "of": "transit",
        "start": {
          "local": "2017-04-13T22:34:05+02:00",
          "utc": "2017-04-13T20:34:05Z",
          "ms": 1492115644581.7095
        },
        "end": {
          "local": "2017-04-13T22:34:05+02:00",
          "utc": "2017-04-13T20:34:05Z",
          "ms": 1492115644581.7095
        }
      },
      "kaala": "day",
      "days": [
        {
          "local_date": "2017-04-13",
          "window": {
            "start": {
              "local": "2017-04-13T07:07:47+02:00",
              "utc": "2017-04-13T05:07:47Z",
              "ms": 1492060066831.4702
            },
            "end": {
              "local": "2017-04-14T07:08:32+02:00",
              "utc": "2017-04-14T05:08:32Z",
              "ms": 1492146511607.139
            }
          },
          "covered_min": 1,
          "window_min": 1441,
          "qualifies": true
        },
        {
          "local_date": "2017-04-14",
          "window": {
            "start": {
              "local": "2017-04-14T07:08:32+02:00",
              "utc": "2017-04-14T05:08:32Z",
              "ms": 1492146511607.139
            },
            "end": {
              "local": "2017-04-15T07:09:16+02:00",
              "utc": "2017-04-15T05:09:16Z",
              "ms": 1492232956439.925
            }
          },
          "covered_min": 0,
          "window_min": 1441,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "The Sun enters Meṣa at 22:34 on Thu 13 Apr.",
          "fact": "2017-04-13T20:34:05Z · nirayana, lahiri-iae1985"
        },
        {
          "step": "kaala",
          "text": "The day runs from sunrise to the next sunrise: from 07:08 on the 13th, and from 07:09 on the 14th.",
          "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "The festival is kept on the day of the transit, the day counted from sunrise. The transit falls on the 13th, not the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106"
        },
        {
          "step": "tie_break",
          "text": "An instant falls in one day and no other. No tie-break is needed.",
          "fact": "day counted from sunrise → only-day · margin 30867 s"
        },
        {
          "step": "ruling",
          "text": "Vaiśākhī, Cape Town, 2017: Thursday 13 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "solar",
        "id": "vaishakhi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Mesadi — Cadaka puja (Bengal), Bahag Bihu (Assam), Cheiraoba (Manipur), Visu (T. C. State), Vaisakhi (on the samkramana day commencing from sunrise)."
          },
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        ],
        "not_evaluated": "The other names in the row (Cadaka puja, Bahag Bihu, Cheiraoba, Visu) are regional observances and wait with the regional rows.",
        "rashi": "Meṣa",
        "day_from": "sunrise"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-13",
          "confidence": "determinate"
        },
        {
          "kind": "reckoning",
          "id": "civil-day",
          "local_date": "2017-04-13",
          "statement": "Counted from midnight",
          "reference": {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 106",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day."
          }
        },
        {
          "kind": "reckoning",
          "id": "sunset-rule",
          "local_date": "2017-04-14",
          "statement": "Past sunset, the next day (the Tamil rule)",
          "reference": {
            "text": "Calendar Reform Committee 1955, Rules of Samkranti",
            "locator": "p. 244",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day."
          }
        }
      ],
      "quote": "In Cape Town, Vaiśākhī 2017 falls on Thursday 13 April. The Sun enters Meṣa at 22:34 on Thu 13 Apr, and the rule counts the day from sunrise. By the Tamil rule for the first day of a solar month, which gives a transit after sunset to the next day, it is 14 April.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vaishakhi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-04-14",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 18370,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-04-14T13:53:53+02:00",
          "utc": "2017-04-14T11:53:53Z",
          "ms": 1492170832826.796
        },
        "end": {
          "local": "2017-04-15T16:18:17+02:00",
          "utc": "2017-04-15T14:18:17Z",
          "ms": 1492265896531.388
        },
        "month": {
          "amanta": 0,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-14T13:53:53+02:00",
          "utc": "2017-04-14T11:53:53Z",
          "ms": 1492170832826.796
        },
        "end": {
          "local": "2017-04-15T16:18:17+02:00",
          "utc": "2017-04-15T14:18:17Z",
          "ms": 1492265896531.388
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-04-14",
          "window": {
            "start": {
              "local": "2017-04-14T20:43:49+02:00",
              "utc": "2017-04-14T18:43:49Z",
              "ms": 1492195428640.554
            },
            "end": {
              "local": "2017-04-14T20:43:49+02:00",
              "utc": "2017-04-14T18:43:49Z",
              "ms": 1492195428640.554
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-04-15",
          "window": {
            "start": {
              "local": "2017-04-15T21:24:27+02:00",
              "utc": "2017-04-15T19:24:27Z",
              "ms": 1492284266737.3723
            },
            "end": {
              "local": "2017-04-15T21:24:27+02:00",
              "utc": "2017-04-15T19:24:27Z",
              "ms": 1492284266737.3723
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 13:54 on Fri 14 Apr to 16:18 on Sat 15 Apr.",
          "fact": "2017-04-14T11:53:53Z → 2017-04-15T14:18:17Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 20:44 on the 14th and 21:24 on the 15th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 14th and is not on the 15th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 18370 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Friday 14 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Friday 14 April. Caturthī runs from 13:54 on Fri 14 Apr to 16:18 on Sat 15 Apr and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-04-14",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-04-22",
      "festival": "ekadashi",
      "name": "Varūthinī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 20969,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-04-22T01:25:04+02:00",
          "utc": "2017-04-21T23:25:04Z",
          "ms": 1492817103606.9294
        },
        "end": {
          "local": "2017-04-23T00:34:54+02:00",
          "utc": "2017-04-22T22:34:54Z",
          "ms": 1492900493948.7305
        },
        "month": {
          "amanta": 0,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-22T01:25:04+02:00",
          "utc": "2017-04-21T23:25:04Z",
          "ms": 1492817103606.9294
        },
        "end": {
          "local": "2017-04-23T00:34:54+02:00",
          "utc": "2017-04-22T22:34:54Z",
          "ms": 1492900493948.7305
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-04-22",
          "window": {
            "start": {
              "local": "2017-04-22T07:14:32+02:00",
              "utc": "2017-04-22T05:14:32Z",
              "ms": 1492838072212.7188
            },
            "end": {
              "local": "2017-04-22T07:14:32+02:00",
              "utc": "2017-04-22T05:14:32Z",
              "ms": 1492838072212.7188
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-04-23",
          "window": {
            "start": {
              "local": "2017-04-23T07:15:18+02:00",
              "utc": "2017-04-23T05:15:18Z",
              "ms": 1492924517610.252
            },
            "end": {
              "local": "2017-04-23T07:15:18+02:00",
              "utc": "2017-04-23T05:15:18Z",
              "ms": 1492924517610.252
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 01:25 on Sat 22 Apr to 00:35 on Sun 23 Apr.",
          "fact": "2017-04-21T23:25:04Z → 2017-04-22T22:34:54Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:15 on the 22nd and 07:15 on the 23rd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 22nd and is not on the 23rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 20969 s"
        },
        {
          "step": "ruling",
          "text": "Varūthinī Ekādaśī, Cape Town, 2017: Saturday 22 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Varūthinī Ekādaśī 2017 falls on Saturday 22 April. Ekādaśī runs from 01:25 on Sat 22 Apr to 00:35 on Sun 23 Apr and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-04-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-04-24",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 2269,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-04-23T22:56:20+02:00",
          "utc": "2017-04-23T20:56:20Z",
          "ms": 1492980980048.224
        },
        "end": {
          "local": "2017-04-24T20:34:44+02:00",
          "utc": "2017-04-24T18:34:44Z",
          "ms": 1493058884236.6663
        },
        "month": {
          "amanta": 0,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-23T22:56:20+02:00",
          "utc": "2017-04-23T20:56:20Z",
          "ms": 1492980980048.224
        },
        "end": {
          "local": "2017-04-24T20:34:44+02:00",
          "utc": "2017-04-24T18:34:44Z",
          "ms": 1493058884236.6663
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-04-23",
          "window": {
            "start": {
              "local": "2017-04-23T18:13:26+02:00",
              "utc": "2017-04-23T16:13:26Z",
              "ms": 1492964006062.5818
            },
            "end": {
              "local": "2017-04-23T19:57:47+02:00",
              "utc": "2017-04-23T17:57:47Z",
              "ms": 1492970266996.9536
            }
          },
          "covered_min": 0,
          "window_min": 104,
          "qualifies": false
        },
        {
          "local_date": "2017-04-24",
          "window": {
            "start": {
              "local": "2017-04-24T18:12:19+02:00",
              "utc": "2017-04-24T16:12:19Z",
              "ms": 1493050339339.205
            },
            "end": {
              "local": "2017-04-24T19:56:55+02:00",
              "utc": "2017-04-24T17:56:55Z",
              "ms": 1493056615238.7053
            }
          },
          "covered_min": 105,
          "window_min": 105,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 22:56 on Sun 23 Apr to 20:35 on Mon 24 Apr.",
          "fact": "2017-04-23T20:56:20Z → 2017-04-24T18:34:44Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:13–19:58 on the 23rd, 18:12–19:57 on the 24th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 23rd and 105 of 105 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 2269 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Monday 24 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Monday 24 April. Trayodaśī runs from 22:56 on Sun 23 Apr to 20:35 on Mon 24 Apr and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-04-24",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-04-24",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13550,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-04-24T20:34:44+02:00",
          "utc": "2017-04-24T18:34:44Z",
          "ms": 1493058884236.6663
        },
        "end": {
          "local": "2017-04-25T17:38:06+02:00",
          "utc": "2017-04-25T15:38:06Z",
          "ms": 1493134685947.568
        },
        "month": {
          "amanta": 0,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Caitra",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-24T20:34:44+02:00",
          "utc": "2017-04-24T18:34:44Z",
          "ms": 1493058884236.6663
        },
        "end": {
          "local": "2017-04-25T17:38:06+02:00",
          "utc": "2017-04-25T15:38:06Z",
          "ms": 1493134685947.568
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-04-24",
          "window": {
            "start": {
              "local": "2017-04-25T00:20:34+02:00",
              "utc": "2017-04-24T22:20:34Z",
              "ms": 1493072433962.3313
            },
            "end": {
              "local": "2017-04-25T01:08:34+02:00",
              "utc": "2017-04-24T23:08:34Z",
              "ms": 1493075313962.3313
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-25",
          "window": {
            "start": {
              "local": "2017-04-26T00:20:24+02:00",
              "utc": "2017-04-25T22:20:24Z",
              "ms": 1493158823842.8848
            },
            "end": {
              "local": "2017-04-26T01:08:24+02:00",
              "utc": "2017-04-25T23:08:24Z",
              "ms": 1493161703842.8848
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 20:35 on Mon 24 Apr to 17:38 on Tue 25 Apr.",
          "fact": "2017-04-24T18:34:44Z → 2017-04-25T15:38:06Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:21–01:09 on the 24th, 00:20–01:08 on the 25th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 13550 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Monday 24 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Monday 24 April. Caturdaśī runs from 20:35 on Mon 24 Apr to 17:38 on Tue 25 Apr and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-04-24",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/akshaya-tritiya",
      "festival": "akshaya-tritiya",
      "name": "Akṣaya Tṛtīyā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1194,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-04-28T06:59:11+02:00",
          "utc": "2017-04-28T04:59:11Z",
          "ms": 1493355550955.289
        },
        "end": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-28T06:59:11+02:00",
          "utc": "2017-04-28T04:59:11Z",
          "ms": 1493355550955.289
        },
        "end": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        }
      },
      "kaala": "purvahna",
      "days": [
        {
          "local_date": "2017-04-28",
          "window": {
            "start": {
              "local": "2017-04-28T07:19:05+02:00",
              "utc": "2017-04-28T05:19:05Z",
              "ms": 1493356745355.5225
            },
            "end": {
              "local": "2017-04-28T10:55:24+02:00",
              "utc": "2017-04-28T08:55:24Z",
              "ms": 1493369724205.428
            }
          },
          "covered_min": 216,
          "window_min": 216,
          "qualifies": true
        },
        {
          "local_date": "2017-04-29",
          "window": {
            "start": {
              "local": "2017-04-29T07:19:51+02:00",
              "utc": "2017-04-29T05:19:51Z",
              "ms": 1493443190977.5208
            },
            "end": {
              "local": "2017-04-29T10:55:34+02:00",
              "utc": "2017-04-29T08:55:34Z",
              "ms": 1493456133991.61
            }
          },
          "covered_min": 0,
          "window_min": 216,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 06:59 on Fri 28 Apr to 03:26 on Sat 29 Apr.",
          "fact": "2017-04-28T04:59:11Z → 2017-04-29T01:25:56Z"
        },
        {
          "step": "kaala",
          "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:19–10:55 on the 28th, 07:20–10:56 on the 29th.",
          "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 216 of 216 minutes on the 28th and 0 of 216 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one forenoon qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 1194 s"
        },
        {
          "step": "ruling",
          "text": "Akṣaya Tṛtīyā, Cape Town, 2017: Friday 28 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "akshaya-tritiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)."
          }
        ],
        "not_evaluated": "The row calls the day special with Rohiṇī nakṣatra and a Wednesday; neither is tested.",
        "kaala": "purvahna",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Akṣaya Tṛtīyā 2017 falls on Friday 28 April. Tṛtīyā runs from 06:59 on Fri 28 Apr to 03:26 on Sat 29 Apr and covers all of pūrvāhṇa that forenoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/akshaya-tritiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/parashurama-jayanti",
      "festival": "parashurama-jayanti",
      "name": "Paraśurāma Jayantī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27139,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-04-28T06:59:11+02:00",
          "utc": "2017-04-28T04:59:11Z",
          "ms": 1493355550955.289
        },
        "end": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-28T06:59:11+02:00",
          "utc": "2017-04-28T04:59:11Z",
          "ms": 1493355550955.289
        },
        "end": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-04-27",
          "window": {
            "start": {
              "local": "2017-04-27T18:09:05+02:00",
              "utc": "2017-04-27T16:09:05Z",
              "ms": 1493309344801.4663
            },
            "end": {
              "local": "2017-04-27T19:54:25+02:00",
              "utc": "2017-04-27T17:54:25Z",
              "ms": 1493315664875.3406
            }
          },
          "covered_min": 0,
          "window_min": 105,
          "qualifies": false
        },
        {
          "local_date": "2017-04-28",
          "window": {
            "start": {
              "local": "2017-04-28T18:08:02+02:00",
              "utc": "2017-04-28T16:08:02Z",
              "ms": 1493395681905.2393
            },
            "end": {
              "local": "2017-04-28T19:53:36+02:00",
              "utc": "2017-04-28T17:53:36Z",
              "ms": 1493402016448.2102
            }
          },
          "covered_min": 106,
          "window_min": 106,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 06:59 on Fri 28 Apr to 03:26 on Sat 29 Apr.",
          "fact": "2017-04-28T04:59:11Z → 2017-04-29T01:25:56Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:09–19:54 on the 27th, 18:08–19:54 on the 28th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during pradoṣa. It covers 0 of 105 minutes on the 27th and 106 of 106 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 27139 s"
        },
        {
          "step": "ruling",
          "text": "Paraśurāma Jayantī, Cape Town, 2017: Friday 28 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "parashurama-jayanti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)."
          }
        ],
        "kaala": "pradosha",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Paraśurāma Jayantī 2017 falls on Friday 28 April. Tṛtīyā runs from 06:59 on Fri 28 Apr to 03:26 on Sat 29 Apr and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/parashurama-jayanti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-04-29",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 32010,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        },
        "end": {
          "local": "2017-04-30T00:09:46+02:00",
          "utc": "2017-04-29T22:09:46Z",
          "ms": 1493503785772.6973
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-29T03:25:56+02:00",
          "utc": "2017-04-29T01:25:56Z",
          "ms": 1493429155727.5608
        },
        "end": {
          "local": "2017-04-30T00:09:46+02:00",
          "utc": "2017-04-29T22:09:46Z",
          "ms": 1493503785772.6973
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-29",
          "window": {
            "start": {
              "local": "2017-04-29T12:19:25+02:00",
              "utc": "2017-04-29T10:19:25Z",
              "ms": 1493461165498.6548
            },
            "end": {
              "local": "2017-04-29T13:07:25+02:00",
              "utc": "2017-04-29T11:07:25Z",
              "ms": 1493464045498.6548
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-04-30",
          "window": {
            "start": {
              "local": "2017-04-30T12:19:18+02:00",
              "utc": "2017-04-30T10:19:18Z",
              "ms": 1493547557879.6704
            },
            "end": {
              "local": "2017-04-30T13:07:18+02:00",
              "utc": "2017-04-30T11:07:18Z",
              "ms": 1493550437879.6704
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 03:26 on Sat 29 Apr to 00:10 on Sun 30 Apr.",
          "fact": "2017-04-29T01:25:56Z → 2017-04-29T22:09:46Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 29th, 12:19–13:07 on the 30th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 32010 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Saturday 29 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-29",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Saturday 29 April. Caturthī runs from 03:26 on Sat 29 Apr to 00:10 on Sun 30 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-04-29",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shankara-jayanti",
      "festival": "shankara-jayanti",
      "name": "Śaṅkara Jayantī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-04-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29529,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-04-30T00:09:46+02:00",
          "utc": "2017-04-29T22:09:46Z",
          "ms": 1493503785772.6973
        },
        "end": {
          "local": "2017-04-30T21:19:27+02:00",
          "utc": "2017-04-30T19:19:27Z",
          "ms": 1493579967303.1638
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-04-30T00:09:46+02:00",
          "utc": "2017-04-29T22:09:46Z",
          "ms": 1493503785772.6973
        },
        "end": {
          "local": "2017-04-30T21:19:27+02:00",
          "utc": "2017-04-30T19:19:27Z",
          "ms": 1493579967303.1638
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-04-29",
          "window": {
            "start": {
              "local": "2017-04-29T12:19:25+02:00",
              "utc": "2017-04-29T10:19:25Z",
              "ms": 1493461165498.6548
            },
            "end": {
              "local": "2017-04-29T13:07:25+02:00",
              "utc": "2017-04-29T11:07:25Z",
              "ms": 1493464045498.6548
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-04-30",
          "window": {
            "start": {
              "local": "2017-04-30T12:19:18+02:00",
              "utc": "2017-04-30T10:19:18Z",
              "ms": 1493547557879.6704
            },
            "end": {
              "local": "2017-04-30T13:07:18+02:00",
              "utc": "2017-04-30T11:07:18Z",
              "ms": 1493550437879.6704
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 00:10 on Sun 30 Apr to 21:19 on Sun 30 Apr.",
          "fact": "2017-04-29T22:09:46Z → 2017-04-30T19:19:27Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 29th, 12:19–13:07 on the 30th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 29529 s"
        },
        {
          "step": "ruling",
          "text": "Śaṅkara Jayantī, Cape Town, 2017: Sunday 30 April.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shankara-jayanti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Sankara jayanti."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-04-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-04-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śaṅkara Jayantī 2017 falls on Sunday 30 April. Pañcamī runs from 00:10 on Sun 30 Apr to 21:19 on Sun 30 Apr and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shankara-jayanti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/gangotpatti",
      "festival": "gangotpatti",
      "name": "Gaṅgotpatti",
      "everyday": "Ganga Saptami",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-02",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 15297,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-05-01T19:01:59+02:00",
          "utc": "2017-05-01T17:01:59Z",
          "ms": 1493658118894.6992
        },
        "end": {
          "local": "2017-05-02T17:22:01+02:00",
          "utc": "2017-05-02T15:22:01Z",
          "ms": 1493738521245.387
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-01T19:01:59+02:00",
          "utc": "2017-05-01T17:01:59Z",
          "ms": 1493658118894.6992
        },
        "end": {
          "local": "2017-05-02T17:22:01+02:00",
          "utc": "2017-05-02T15:22:01Z",
          "ms": 1493738521245.387
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-01",
          "window": {
            "start": {
              "local": "2017-05-01T12:19:11+02:00",
              "utc": "2017-05-01T10:19:11Z",
              "ms": 1493633950777.804
            },
            "end": {
              "local": "2017-05-01T13:07:11+02:00",
              "utc": "2017-05-01T11:07:11Z",
              "ms": 1493636830777.804
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-02",
          "window": {
            "start": {
              "local": "2017-05-02T12:19:04+02:00",
              "utc": "2017-05-02T10:19:04Z",
              "ms": 1493720344198.217
            },
            "end": {
              "local": "2017-05-02T13:07:04+02:00",
              "utc": "2017-05-02T11:07:04Z",
              "ms": 1493723224198.217
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 19:02 on Mon 1 May to 17:22 on Tue 2 May.",
          "fact": "2017-05-01T17:01:59Z → 2017-05-02T15:22:01Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 1st, 12:19–13:07 on the 2nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 15297 s"
        },
        {
          "step": "ruling",
          "text": "Gaṅgotpatti, Cape Town, 2017: Tuesday 2 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "gangotpatti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-02",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-02",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Gaṅgotpatti (Ganga Saptami) 2017 falls on Tuesday 2 May. Saptamī runs from 19:02 on Mon 1 May to 17:22 on Tue 2 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/gangotpatti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-05-06",
      "festival": "ekadashi",
      "name": "Mohinī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31808,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-05-05T16:14:32+02:00",
          "utc": "2017-05-05T14:14:32Z",
          "ms": 1493993672370.5115
        },
        "end": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-05T16:14:32+02:00",
          "utc": "2017-05-05T14:14:32Z",
          "ms": 1493993672370.5115
        },
        "end": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-05-05",
          "window": {
            "start": {
              "local": "2017-05-05T07:24:24+02:00",
              "utc": "2017-05-05T05:24:24Z",
              "ms": 1493961864057.6926
            },
            "end": {
              "local": "2017-05-05T07:24:24+02:00",
              "utc": "2017-05-05T05:24:24Z",
              "ms": 1493961864057.6926
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-05-06",
          "window": {
            "start": {
              "local": "2017-05-06T07:25:09+02:00",
              "utc": "2017-05-06T05:25:09Z",
              "ms": 1494048309339.6658
            },
            "end": {
              "local": "2017-05-06T07:25:09+02:00",
              "utc": "2017-05-06T05:25:09Z",
              "ms": 1494048309339.6658
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 16:15 on Fri 5 May to 17:00 on Sat 6 May.",
          "fact": "2017-05-05T14:14:32Z → 2017-05-06T15:00:26Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:24 on the 5th and 07:25 on the 6th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 5th and is on the 6th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 31808 s"
        },
        {
          "step": "ruling",
          "text": "Mohinī Ekādaśī, Cape Town, 2017: Saturday 6 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mohinī Ekādaśī 2017 falls on Saturday 6 May. Ekādaśī runs from 16:15 on Fri 5 May to 17:00 on Sat 6 May and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-05-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/parashurama-dvadashi",
      "festival": "parashurama-dvadashi",
      "name": "Paraśurāma Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-07",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14023,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        },
        "end": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        },
        "end": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-06",
          "window": {
            "start": {
              "local": "2017-05-06T12:18:43+02:00",
              "utc": "2017-05-06T10:18:43Z",
              "ms": 1494065923226.2373
            },
            "end": {
              "local": "2017-05-06T13:06:43+02:00",
              "utc": "2017-05-06T11:06:43Z",
              "ms": 1494068803226.2373
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-07",
          "window": {
            "start": {
              "local": "2017-05-07T12:18:39+02:00",
              "utc": "2017-05-07T10:18:39Z",
              "ms": 1494152319351.9314
            },
            "end": {
              "local": "2017-05-07T13:06:39+02:00",
              "utc": "2017-05-07T11:06:39Z",
              "ms": 1494155199351.9314
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 17:00 on Sat 6 May to 18:13 on Sun 7 May.",
          "fact": "2017-05-06T15:00:26Z → 2017-05-07T16:12:39Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 6th, 12:19–13:07 on the 7th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 14023 s"
        },
        {
          "step": "ruling",
          "text": "Paraśurāma Dvādaśī, Cape Town, 2017: Sunday 7 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "parashurama-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-07",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-07",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Paraśurāma Dvādaśī 2017 falls on Sunday 7 May. Dvādaśī runs from 17:00 on Sat 6 May to 18:13 on Sun 7 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/parashurama-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rukmini-dvadashi",
      "festival": "rukmini-dvadashi",
      "name": "Rukmiṇī Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-07",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14023,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        },
        "end": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-06T17:00:26+02:00",
          "utc": "2017-05-06T15:00:26Z",
          "ms": 1494082825729.6367
        },
        "end": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-06",
          "window": {
            "start": {
              "local": "2017-05-06T12:18:43+02:00",
              "utc": "2017-05-06T10:18:43Z",
              "ms": 1494065923226.2373
            },
            "end": {
              "local": "2017-05-06T13:06:43+02:00",
              "utc": "2017-05-06T11:06:43Z",
              "ms": 1494068803226.2373
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-07",
          "window": {
            "start": {
              "local": "2017-05-07T12:18:39+02:00",
              "utc": "2017-05-07T10:18:39Z",
              "ms": 1494152319351.9314
            },
            "end": {
              "local": "2017-05-07T13:06:39+02:00",
              "utc": "2017-05-07T11:06:39Z",
              "ms": 1494155199351.9314
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 17:00 on Sat 6 May to 18:13 on Sun 7 May.",
          "fact": "2017-05-06T15:00:26Z → 2017-05-07T16:12:39Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 6th, 12:19–13:07 on the 7th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 14023 s"
        },
        {
          "step": "ruling",
          "text": "Rukmiṇī Dvādaśī, Cape Town, 2017: Sunday 7 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rukmini-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-07",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-07",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rukmiṇī Dvādaśī 2017 falls on Sunday 7 May. Dvādaśī runs from 17:00 on Sat 6 May to 18:13 on Sun 7 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rukmini-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-05-08",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-08",
      "confidence": "boundary",
      "boundary_reasons": [
        "margin",
        "tie-break-unstated"
      ],
      "boundary_margin_s": 2,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        },
        "end": {
          "local": "2017-05-08T19:46:22+02:00",
          "utc": "2017-05-08T17:46:22Z",
          "ms": 1494265581717.8188
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-07T18:12:39+02:00",
          "utc": "2017-05-07T16:12:39Z",
          "ms": 1494173559413.8965
        },
        "end": {
          "local": "2017-05-08T19:46:22+02:00",
          "utc": "2017-05-08T17:46:22Z",
          "ms": 1494265581717.8188
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-05-07",
          "window": {
            "start": {
              "local": "2017-05-07T17:59:24+02:00",
              "utc": "2017-05-07T15:59:24Z",
              "ms": 1494172764181.8813
            },
            "end": {
              "local": "2017-05-07T19:47:02+02:00",
              "utc": "2017-05-07T17:47:02Z",
              "ms": 1494179222236.5125
            }
          },
          "covered_min": 94,
          "window_min": 108,
          "qualifies": true
        },
        {
          "local_date": "2017-05-08",
          "window": {
            "start": {
              "local": "2017-05-08T17:58:32+02:00",
              "utc": "2017-05-08T15:58:32Z",
              "ms": 1494259112483.2876
            },
            "end": {
              "local": "2017-05-08T19:46:23+02:00",
              "utc": "2017-05-08T17:46:23Z",
              "ms": 1494265583423.5056
            }
          },
          "covered_min": 108,
          "window_min": 108,
          "qualifies": true
        }
      ],
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 18:13 on Sun 7 May to 19:46 on Mon 8 May.",
          "fact": "2017-05-07T16:12:39Z → 2017-05-08T17:46:22Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:47 on the 7th, 17:59–19:46 on the 8th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 94 of 108 minutes on the 7th and 108 of 108 on the 8th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 2 s < 300 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Monday 8 May.",
          "fact": "confidence: boundary (margin, tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-08",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-07",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Monday 8 May. Trayodaśī runs from 18:13 on Sun 7 May to 19:46 on Mon 8 May and covers all of pradoṣa that evening. It also reaches the previous evening for 94 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 02 s from a threshold: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-05-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/nrisimha-chaturdashi",
      "festival": "nrisimha-chaturdashi",
      "name": "Nṛsiṃha Caturdaśī",
      "everyday": "Narasimha Jayanti",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-09",
      "confidence": "boundary",
      "boundary_reasons": [
        "margin"
      ],
      "boundary_margin_s": 2,
      "anga": {
        "type": "tithi",
        "index": 13,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-05-08T19:46:22+02:00",
          "utc": "2017-05-08T17:46:22Z",
          "ms": 1494265581717.8188
        },
        "end": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-08T19:46:22+02:00",
          "utc": "2017-05-08T17:46:22Z",
          "ms": 1494265581717.8188
        },
        "end": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-05-08",
          "window": {
            "start": {
              "local": "2017-05-08T17:58:32+02:00",
              "utc": "2017-05-08T15:58:32Z",
              "ms": 1494259112483.2876
            },
            "end": {
              "local": "2017-05-08T19:46:23+02:00",
              "utc": "2017-05-08T17:46:23Z",
              "ms": 1494265583423.5056
            }
          },
          "covered_min": 0,
          "window_min": 108,
          "qualifies": true
        },
        {
          "local_date": "2017-05-09",
          "window": {
            "start": {
              "local": "2017-05-09T17:57:42+02:00",
              "utc": "2017-05-09T15:57:42Z",
              "ms": 1494345462041.6074
            },
            "end": {
              "local": "2017-05-09T19:45:46+02:00",
              "utc": "2017-05-09T17:45:46Z",
              "ms": 1494351945681.056
            }
          },
          "covered_min": 108,
          "window_min": 108,
          "qualifies": true
        }
      ],
      "decided_by": "paraviddha",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 19:46 on Mon 8 May to 21:37 on Tue 9 May.",
          "fact": "2017-05-08T17:46:22Z → 2017-05-09T19:37:26Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:46 on the 8th, 17:58–19:46 on the 9th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 8th and 108 of 108 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Both evenings qualify. Paraviddhā: the second is taken.",
          "fact": "priority: paraviddha → paraviddha · margin 2 s < 300 s"
        },
        {
          "step": "ruling",
          "text": "Nṛsiṃha Caturdaśī, Cape Town, 2017: Tuesday 9 May.",
          "fact": "confidence: boundary (margin)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "nrisimha-chaturdashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 14 Nrsimha caturdasi (pradosa vyapini — if it occurs on two successive days, the second day is to be observed, special when combined with naksatra 'Svati', yoga 'Siddhi' and 'Saturday')."
          }
        ],
        "not_evaluated": "The row calls the day special with Svātī nakṣatra, Siddhi yoga and a Saturday; none is tested.",
        "kaala": "pradosha",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-09",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-09",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 2017 falls on Tuesday 9 May. Caturdaśī runs from 19:46 on Mon 8 May to 21:37 on Tue 9 May and covers all of pradoṣa that evening. It also reaches the previous evening for 0 minutes; by the rule the second evening is taken. It is 0 min 02 s from a threshold: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/nrisimha-chaturdashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/buddha-purnima",
      "festival": "buddha-purnima",
      "name": "Buddha Pūrṇimā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30652,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        },
        "end": {
          "local": "2017-05-10T23:42:29+02:00",
          "utc": "2017-05-10T21:42:29Z",
          "ms": 1494452548604.681
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        },
        "end": {
          "local": "2017-05-10T23:42:29+02:00",
          "utc": "2017-05-10T21:42:29Z",
          "ms": 1494452548604.681
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-09",
          "window": {
            "start": {
              "local": "2017-05-09T12:18:33+02:00",
              "utc": "2017-05-09T10:18:33Z",
              "ms": 1494325113288.2654
            },
            "end": {
              "local": "2017-05-09T13:06:33+02:00",
              "utc": "2017-05-09T11:06:33Z",
              "ms": 1494327993288.2654
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-10",
          "window": {
            "start": {
              "local": "2017-05-10T12:18:31+02:00",
              "utc": "2017-05-10T10:18:31Z",
              "ms": 1494411511109.23
            },
            "end": {
              "local": "2017-05-10T13:06:31+02:00",
              "utc": "2017-05-10T11:06:31Z",
              "ms": 1494414391109.23
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 21:37 on Tue 9 May to 23:42 on Wed 10 May.",
          "fact": "2017-05-09T19:37:26Z → 2017-05-10T21:42:29Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 9th, 12:19–13:07 on the 10th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 30652 s"
        },
        {
          "step": "ruling",
          "text": "Buddha Pūrṇimā, Cape Town, 2017: Wednesday 10 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "buddha-purnima",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Sampat gauri vrata (paraviddha), Phuladola (Bengal & Orissa) (paraviddha), Gandhesvari puja (Bengal) (purvaviddha), Buddha purnima, Vaisakhi purnima."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Buddha Pūrṇimā 2017 falls on Wednesday 10 May. Pūrṇimā runs from 21:37 on Tue 9 May to 23:42 on Wed 10 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/buddha-purnima",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sampat-gauri-vrata",
      "festival": "sampat-gauri-vrata",
      "name": "Sampat Gaurī Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30652,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        },
        "end": {
          "local": "2017-05-10T23:42:29+02:00",
          "utc": "2017-05-10T21:42:29Z",
          "ms": 1494452548604.681
        },
        "month": {
          "amanta": 1,
          "purnimanta": 1,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Vaiśākha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-09T21:37:26+02:00",
          "utc": "2017-05-09T19:37:26Z",
          "ms": 1494358645522.416
        },
        "end": {
          "local": "2017-05-10T23:42:29+02:00",
          "utc": "2017-05-10T21:42:29Z",
          "ms": 1494452548604.681
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-09",
          "window": {
            "start": {
              "local": "2017-05-09T12:18:33+02:00",
              "utc": "2017-05-09T10:18:33Z",
              "ms": 1494325113288.2654
            },
            "end": {
              "local": "2017-05-09T13:06:33+02:00",
              "utc": "2017-05-09T11:06:33Z",
              "ms": 1494327993288.2654
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-10",
          "window": {
            "start": {
              "local": "2017-05-10T12:18:31+02:00",
              "utc": "2017-05-10T10:18:31Z",
              "ms": 1494411511109.23
            },
            "end": {
              "local": "2017-05-10T13:06:31+02:00",
              "utc": "2017-05-10T11:06:31Z",
              "ms": 1494414391109.23
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 21:37 on Tue 9 May to 23:42 on Wed 10 May.",
          "fact": "2017-05-09T19:37:26Z → 2017-05-10T21:42:29Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 9th, 12:19–13:07 on the 10th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 30652 s"
        },
        {
          "step": "ruling",
          "text": "Sampat Gaurī Vrata, Cape Town, 2017: Wednesday 10 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sampat-gauri-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Sampat gauri vrata (paraviddha), Phuladola (Bengal & Orissa) (paraviddha), Gandhesvari puja (Bengal) (purvaviddha), Buddha purnima, Vaisakhi purnima."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Sampat Gaurī Vrata 2017 falls on Wednesday 10 May. Pūrṇimā runs from 21:37 on Tue 9 May to 23:42 on Wed 10 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sampat-gauri-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-05-14",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 38570,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-05-14T06:47:28+02:00",
          "utc": "2017-05-14T04:47:28Z",
          "ms": 1494737247574.8066
        },
        "end": {
          "local": "2017-05-15T09:08:49+02:00",
          "utc": "2017-05-15T07:08:49Z",
          "ms": 1494832128997.637
        },
        "month": {
          "amanta": 1,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-14T06:47:28+02:00",
          "utc": "2017-05-14T04:47:28Z",
          "ms": 1494737247574.8066
        },
        "end": {
          "local": "2017-05-15T09:08:49+02:00",
          "utc": "2017-05-15T07:08:49Z",
          "ms": 1494832128997.637
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-05-13",
          "window": {
            "start": {
              "local": "2017-05-13T20:04:38+02:00",
              "utc": "2017-05-13T18:04:38Z",
              "ms": 1494698677625.5693
            },
            "end": {
              "local": "2017-05-13T20:04:38+02:00",
              "utc": "2017-05-13T18:04:38Z",
              "ms": 1494698677625.5693
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-05-14",
          "window": {
            "start": {
              "local": "2017-05-14T20:50:42+02:00",
              "utc": "2017-05-14T18:50:42Z",
              "ms": 1494787842010.012
            },
            "end": {
              "local": "2017-05-14T20:50:42+02:00",
              "utc": "2017-05-14T18:50:42Z",
              "ms": 1494787842010.012
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 06:47 on Sun 14 May to 09:09 on Mon 15 May.",
          "fact": "2017-05-14T04:47:28Z → 2017-05-15T07:08:49Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 20:05 on the 13th and 20:51 on the 14th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 13th and is on the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 38570 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Sunday 14 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Sunday 14 May. Caturthī runs from 06:47 on Sun 14 May to 09:09 on Mon 15 May and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-05-14",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-05-22",
      "festival": "ekadashi",
      "name": "Aparā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13037,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-05-21T13:12:00+02:00",
          "utc": "2017-05-21T11:12:00Z",
          "ms": 1495365120431.8103
        },
        "end": {
          "local": "2017-05-22T11:14:06+02:00",
          "utc": "2017-05-22T09:14:06Z",
          "ms": 1495444445866.4763
        },
        "month": {
          "amanta": 1,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-21T13:12:00+02:00",
          "utc": "2017-05-21T11:12:00Z",
          "ms": 1495365120431.8103
        },
        "end": {
          "local": "2017-05-22T11:14:06+02:00",
          "utc": "2017-05-22T09:14:06Z",
          "ms": 1495444445866.4763
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-05-21",
          "window": {
            "start": {
              "local": "2017-05-21T07:36:08+02:00",
              "utc": "2017-05-21T05:36:08Z",
              "ms": 1495344967650.7583
            },
            "end": {
              "local": "2017-05-21T07:36:08+02:00",
              "utc": "2017-05-21T05:36:08Z",
              "ms": 1495344967650.7583
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-05-22",
          "window": {
            "start": {
              "local": "2017-05-22T07:36:49+02:00",
              "utc": "2017-05-22T05:36:49Z",
              "ms": 1495431409224.097
            },
            "end": {
              "local": "2017-05-22T07:36:49+02:00",
              "utc": "2017-05-22T05:36:49Z",
              "ms": 1495431409224.097
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 13:12 on Sun 21 May to 11:14 on Mon 22 May.",
          "fact": "2017-05-21T11:12:00Z → 2017-05-22T09:14:06Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:36 on the 21st and 07:37 on the 22nd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 21st and is on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 13037 s"
        },
        {
          "step": "ruling",
          "text": "Aparā Ekādaśī, Cape Town, 2017: Monday 22 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Aparā Ekādaśī 2017 falls on Monday 22 May. Ekādaśī runs from 13:12 on Sun 21 May to 11:14 on Mon 22 May and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-05-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-05-23",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 33293,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-05-23T08:33:27+02:00",
          "utc": "2017-05-23T06:33:27Z",
          "ms": 1495521207387.4194
        },
        "end": {
          "local": "2017-05-24T05:18:11+02:00",
          "utc": "2017-05-24T03:18:11Z",
          "ms": 1495595890678.2332
        },
        "month": {
          "amanta": 1,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-23T08:33:27+02:00",
          "utc": "2017-05-23T06:33:27Z",
          "ms": 1495521207387.4194
        },
        "end": {
          "local": "2017-05-24T05:18:11+02:00",
          "utc": "2017-05-24T03:18:11Z",
          "ms": 1495595890678.2332
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-05-23",
          "window": {
            "start": {
              "local": "2017-05-23T17:48:20+02:00",
              "utc": "2017-05-23T15:48:20Z",
              "ms": 1495554500124.4788
            },
            "end": {
              "local": "2017-05-23T19:38:59+02:00",
              "utc": "2017-05-23T17:38:59Z",
              "ms": 1495561138910.8748
            }
          },
          "covered_min": 111,
          "window_min": 111,
          "qualifies": true
        },
        {
          "local_date": "2017-05-24",
          "window": {
            "start": {
              "local": "2017-05-24T17:47:51+02:00",
              "utc": "2017-05-24T15:47:51Z",
              "ms": 1495640871008.5952
            },
            "end": {
              "local": "2017-05-24T19:38:39+02:00",
              "utc": "2017-05-24T17:38:39Z",
              "ms": 1495647519031.2239
            }
          },
          "covered_min": 0,
          "window_min": 111,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 08:33 on Tue 23 May to 05:18 on Wed 24 May.",
          "fact": "2017-05-23T06:33:27Z → 2017-05-24T03:18:11Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:48–19:39 on the 23rd, 17:48–19:39 on the 24th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 111 of 111 minutes on the 23rd and 0 of 111 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 33293 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Tuesday 23 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Tuesday 23 May. Trayodaśī runs from 08:33 on Tue 23 May to 05:18 on Wed 24 May and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-05-23",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-05-24",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1850,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-05-24T05:18:11+02:00",
          "utc": "2017-05-24T03:18:11Z",
          "ms": 1495595890678.2332
        },
        "end": {
          "local": "2017-05-25T01:38:11+02:00",
          "utc": "2017-05-24T23:38:11Z",
          "ms": 1495669090744.1123
        },
        "month": {
          "amanta": 1,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Vaiśākha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-24T05:18:11+02:00",
          "utc": "2017-05-24T03:18:11Z",
          "ms": 1495595890678.2332
        },
        "end": {
          "local": "2017-05-25T01:38:11+02:00",
          "utc": "2017-05-24T23:38:11Z",
          "ms": 1495669090744.1123
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-05-23",
          "window": {
            "start": {
              "local": "2017-05-24T00:19:16+02:00",
              "utc": "2017-05-23T22:19:16Z",
              "ms": 1495577955573.4636
            },
            "end": {
              "local": "2017-05-24T01:07:16+02:00",
              "utc": "2017-05-23T23:07:16Z",
              "ms": 1495580835573.4636
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-24",
          "window": {
            "start": {
              "local": "2017-05-25T00:19:21+02:00",
              "utc": "2017-05-24T22:19:21Z",
              "ms": 1495664361093.453
            },
            "end": {
              "local": "2017-05-25T01:07:21+02:00",
              "utc": "2017-05-24T23:07:21Z",
              "ms": 1495667241093.453
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 05:18 on Wed 24 May to 01:38 on Thu 25 May.",
          "fact": "2017-05-24T03:18:11Z → 2017-05-24T23:38:11Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:19–01:07 on the 23rd, 00:19–01:07 on the 24th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 1850 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Wednesday 24 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Wednesday 24 May. Caturdaśī runs from 05:18 on Wed 24 May to 01:38 on Thu 25 May and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-05-24",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rambha-tritiya",
      "festival": "rambha-tritiya",
      "name": "Rambhā Tṛtīyā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 3250,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-05-27T14:01:32+02:00",
          "utc": "2017-05-27T12:01:32Z",
          "ms": 1495886491713.7168
        },
        "end": {
          "local": "2017-05-28T10:34:32+02:00",
          "utc": "2017-05-28T08:34:32Z",
          "ms": 1495960471601.4233
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-27T14:01:32+02:00",
          "utc": "2017-05-27T12:01:32Z",
          "ms": 1495886491713.7168
        },
        "end": {
          "local": "2017-05-28T10:34:32+02:00",
          "utc": "2017-05-28T08:34:32Z",
          "ms": 1495960471601.4233
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-27",
          "window": {
            "start": {
              "local": "2017-05-27T12:19:21+02:00",
              "utc": "2017-05-27T10:19:21Z",
              "ms": 1495880361340.1733
            },
            "end": {
              "local": "2017-05-27T13:07:21+02:00",
              "utc": "2017-05-27T11:07:21Z",
              "ms": 1495883241340.1733
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-05-28",
          "window": {
            "start": {
              "local": "2017-05-28T12:19:29+02:00",
              "utc": "2017-05-28T10:19:29Z",
              "ms": 1495966769056.4678
            },
            "end": {
              "local": "2017-05-28T13:07:29+02:00",
              "utc": "2017-05-28T11:07:29Z",
              "ms": 1495969649056.4678
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "second-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 14:02 on Sat 27 May to 10:35 on Sun 28 May.",
          "fact": "2017-05-27T12:01:32Z → 2017-05-28T08:34:32Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 27th, 12:19–13:07 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 0 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Neither midday qualifies. The rule takes the second day.",
          "fact": "priority: purvaviddha → second-day · margin 3250 s"
        },
        {
          "step": "ruling",
          "text": "Rambhā Tṛtīyā, Cape Town, 2017: Sunday 28 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rambha-tritiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Rambha trtiya (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rambhā Tṛtīyā 2017 falls on Sunday 28 May. Tṛtīyā runs from 14:02 on Sat 27 May to 10:35 on Sun 28 May, and reaches madhyāhna on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rambha-tritiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-05-28",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 6297,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-05-28T10:34:32+02:00",
          "utc": "2017-05-28T08:34:32Z",
          "ms": 1495960471601.4233
        },
        "end": {
          "local": "2017-05-29T07:37:09+02:00",
          "utc": "2017-05-29T05:37:09Z",
          "ms": 1496036228576.508
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-28T10:34:32+02:00",
          "utc": "2017-05-28T08:34:32Z",
          "ms": 1495960471601.4233
        },
        "end": {
          "local": "2017-05-29T07:37:09+02:00",
          "utc": "2017-05-29T05:37:09Z",
          "ms": 1496036228576.508
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-28",
          "window": {
            "start": {
              "local": "2017-05-28T12:19:29+02:00",
              "utc": "2017-05-28T10:19:29Z",
              "ms": 1495966769056.4678
            },
            "end": {
              "local": "2017-05-28T13:07:29+02:00",
              "utc": "2017-05-28T11:07:29Z",
              "ms": 1495969649056.4678
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-05-29",
          "window": {
            "start": {
              "local": "2017-05-29T12:19:37+02:00",
              "utc": "2017-05-29T10:19:37Z",
              "ms": 1496053177212.619
            },
            "end": {
              "local": "2017-05-29T13:07:37+02:00",
              "utc": "2017-05-29T11:07:37Z",
              "ms": 1496056057212.619
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 10:35 on Sun 28 May to 07:37 on Mon 29 May.",
          "fact": "2017-05-28T08:34:32Z → 2017-05-29T05:37:09Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 28th, 12:20–13:08 on the 29th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 6297 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Sunday 28 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Sunday 28 May. Caturthī runs from 10:35 on Sun 28 May to 07:37 on Mon 29 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-05-28",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/aranya-gauri-vrata",
      "festival": "aranya-gauri-vrata",
      "name": "Araṇya Gaurī Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25344,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-05-30T05:17:22+02:00",
          "utc": "2017-05-30T03:17:22Z",
          "ms": 1496114242223.1768
        },
        "end": {
          "local": "2017-05-31T03:40:50+02:00",
          "utc": "2017-05-31T01:40:50Z",
          "ms": 1496194850265.6125
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-30T05:17:22+02:00",
          "utc": "2017-05-30T03:17:22Z",
          "ms": 1496114242223.1768
        },
        "end": {
          "local": "2017-05-31T03:40:50+02:00",
          "utc": "2017-05-31T01:40:50Z",
          "ms": 1496194850265.6125
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-30",
          "window": {
            "start": {
              "local": "2017-05-30T12:19:46+02:00",
              "utc": "2017-05-30T10:19:46Z",
              "ms": 1496139585790.6816
            },
            "end": {
              "local": "2017-05-30T13:07:46+02:00",
              "utc": "2017-05-30T11:07:46Z",
              "ms": 1496142465790.6816
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-05-31",
          "window": {
            "start": {
              "local": "2017-05-31T12:19:55+02:00",
              "utc": "2017-05-31T10:19:55Z",
              "ms": 1496225994773.3997
            },
            "end": {
              "local": "2017-05-31T13:07:55+02:00",
              "utc": "2017-05-31T11:07:55Z",
              "ms": 1496228874773.3997
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 05:17 on Tue 30 May to 03:41 on Wed 31 May.",
          "fact": "2017-05-30T03:17:22Z → 2017-05-31T01:40:50Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 30th, 12:20–13:08 on the 31st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 25344 s"
        },
        {
          "step": "ruling",
          "text": "Araṇya Gaurī Vrata, Cape Town, 2017: Tuesday 30 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "aranya-gauri-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Araṇya Gaurī Vrata 2017 falls on Tuesday 30 May. Ṣaṣṭhī runs from 05:17 on Tue 30 May to 03:41 on Wed 31 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/aranya-gauri-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/skanda-shashthi-jyaishtha",
      "festival": "skanda-shashthi-jyaishtha",
      "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-05-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25344,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-05-30T05:17:22+02:00",
          "utc": "2017-05-30T03:17:22Z",
          "ms": 1496114242223.1768
        },
        "end": {
          "local": "2017-05-31T03:40:50+02:00",
          "utc": "2017-05-31T01:40:50Z",
          "ms": 1496194850265.6125
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-05-30T05:17:22+02:00",
          "utc": "2017-05-30T03:17:22Z",
          "ms": 1496114242223.1768
        },
        "end": {
          "local": "2017-05-31T03:40:50+02:00",
          "utc": "2017-05-31T01:40:50Z",
          "ms": 1496194850265.6125
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-05-30",
          "window": {
            "start": {
              "local": "2017-05-30T12:19:46+02:00",
              "utc": "2017-05-30T10:19:46Z",
              "ms": 1496139585790.6816
            },
            "end": {
              "local": "2017-05-30T13:07:46+02:00",
              "utc": "2017-05-30T11:07:46Z",
              "ms": 1496142465790.6816
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-05-31",
          "window": {
            "start": {
              "local": "2017-05-31T12:19:55+02:00",
              "utc": "2017-05-31T10:19:55Z",
              "ms": 1496225994773.3997
            },
            "end": {
              "local": "2017-05-31T13:07:55+02:00",
              "utc": "2017-05-31T11:07:55Z",
              "ms": 1496228874773.3997
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 05:17 on Tue 30 May to 03:41 on Wed 31 May.",
          "fact": "2017-05-30T03:17:22Z → 2017-05-31T01:40:50Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 30th, 12:20–13:08 on the 31st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 25344 s"
        },
        {
          "step": "ruling",
          "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Cape Town, 2017: Tuesday 30 May.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "skanda-shashthi-jyaishtha",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-05-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-05-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Skanda Ṣaṣṭhī (Jyaiṣṭha) 2017 falls on Tuesday 30 May. Ṣaṣṭhī runs from 05:17 on Tue 30 May to 03:41 on Wed 31 May and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/skanda-shashthi-jyaishtha",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-06-04",
      "festival": "ekadashi",
      "name": "Nirjalā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-04",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 5541,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-06-04T04:33:18+02:00",
          "utc": "2017-06-04T02:33:18Z",
          "ms": 1496543597566.0623
        },
        "end": {
          "local": "2017-06-05T06:13:07+02:00",
          "utc": "2017-06-05T04:13:07Z",
          "ms": 1496635987133.715
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-04T04:33:18+02:00",
          "utc": "2017-06-04T02:33:18Z",
          "ms": 1496543597566.0623
        },
        "end": {
          "local": "2017-06-05T06:13:07+02:00",
          "utc": "2017-06-05T04:13:07Z",
          "ms": 1496635987133.715
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-06-04",
          "window": {
            "start": {
              "local": "2017-06-04T07:44:56+02:00",
              "utc": "2017-06-04T05:44:56Z",
              "ms": 1496555096458.9463
            },
            "end": {
              "local": "2017-06-04T07:44:56+02:00",
              "utc": "2017-06-04T05:44:56Z",
              "ms": 1496555096458.9463
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-06-05",
          "window": {
            "start": {
              "local": "2017-06-05T07:45:29+02:00",
              "utc": "2017-06-05T05:45:29Z",
              "ms": 1496641528566.4238
            },
            "end": {
              "local": "2017-06-05T07:45:29+02:00",
              "utc": "2017-06-05T05:45:29Z",
              "ms": 1496641528566.4238
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 04:33 on Sun 4 Jun to 06:13 on Mon 5 Jun.",
          "fact": "2017-06-04T02:33:18Z → 2017-06-05T04:13:07Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:45 on the 4th and 07:45 on the 5th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 4th and is not on the 5th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 5541 s"
        },
        {
          "step": "ruling",
          "text": "Nirjalā Ekādaśī, Cape Town, 2017: Sunday 4 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-04",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-04",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Nirjalā Ekādaśī 2017 falls on Sunday 4 June. Ekādaśī runs from 04:33 on Sun 4 Jun to 06:13 on Mon 5 Jun and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-06-04",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shri-rama-dvadashi",
      "festival": "shri-rama-dvadashi",
      "name": "Śrī Rāma Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-05",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 14870,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-06-05T06:13:07+02:00",
          "utc": "2017-06-05T04:13:07Z",
          "ms": 1496635987133.715
        },
        "end": {
          "local": "2017-06-06T08:13:07+02:00",
          "utc": "2017-06-06T06:13:07Z",
          "ms": 1496729586739.726
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-05T06:13:07+02:00",
          "utc": "2017-06-05T04:13:07Z",
          "ms": 1496635987133.715
        },
        "end": {
          "local": "2017-06-06T08:13:07+02:00",
          "utc": "2017-06-06T06:13:07Z",
          "ms": 1496729586739.726
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-06-05",
          "window": {
            "start": {
              "local": "2017-06-05T12:20:45+02:00",
              "utc": "2017-06-05T10:20:45Z",
              "ms": 1496658045180.783
            },
            "end": {
              "local": "2017-06-05T13:08:45+02:00",
              "utc": "2017-06-05T11:08:45Z",
              "ms": 1496660925180.783
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-06-06",
          "window": {
            "start": {
              "local": "2017-06-06T12:20:56+02:00",
              "utc": "2017-06-06T10:20:56Z",
              "ms": 1496744456248.2583
            },
            "end": {
              "local": "2017-06-06T13:08:56+02:00",
              "utc": "2017-06-06T11:08:56Z",
              "ms": 1496747336248.2583
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 06:13 on Mon 5 Jun to 08:13 on Tue 6 Jun.",
          "fact": "2017-06-05T04:13:07Z → 2017-06-06T06:13:07Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 5th, 12:21–13:09 on the 6th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 14870 s"
        },
        {
          "step": "ruling",
          "text": "Śrī Rāma Dvādaśī, Cape Town, 2017: Monday 5 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shri-rama-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Sri Rama dvadasi (purvaviddha), Campaka dvadasi (Orissa) (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-05",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-05",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śrī Rāma Dvādaśī 2017 falls on Monday 5 June. Dvādaśī runs from 06:13 on Mon 5 Jun to 08:13 on Tue 6 Jun and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shri-rama-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-06-06",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 26250,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-06-06T08:13:07+02:00",
          "utc": "2017-06-06T06:13:07Z",
          "ms": 1496729586739.726
        },
        "end": {
          "local": "2017-06-07T10:26:15+02:00",
          "utc": "2017-06-07T08:26:15Z",
          "ms": 1496823974901.8135
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-06T08:13:07+02:00",
          "utc": "2017-06-06T06:13:07Z",
          "ms": 1496729586739.726
        },
        "end": {
          "local": "2017-06-07T10:26:15+02:00",
          "utc": "2017-06-07T08:26:15Z",
          "ms": 1496823974901.8135
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-06-06",
          "window": {
            "start": {
              "local": "2017-06-06T17:43:53+02:00",
              "utc": "2017-06-06T15:43:53Z",
              "ms": 1496763832757.1113
            },
            "end": {
              "local": "2017-06-06T19:36:14+02:00",
              "utc": "2017-06-06T17:36:14Z",
              "ms": 1496770573715.8425
            }
          },
          "covered_min": 112,
          "window_min": 112,
          "qualifies": true
        },
        {
          "local_date": "2017-06-07",
          "window": {
            "start": {
              "local": "2017-06-07T17:43:45+02:00",
              "utc": "2017-06-07T15:43:45Z",
              "ms": 1496850225264.4138
            },
            "end": {
              "local": "2017-06-07T19:36:11+02:00",
              "utc": "2017-06-07T17:36:11Z",
              "ms": 1496856971117.3135
            }
          },
          "covered_min": 0,
          "window_min": 112,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 08:13 on Tue 6 Jun to 10:26 on Wed 7 Jun.",
          "fact": "2017-06-06T06:13:07Z → 2017-06-07T08:26:15Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:44–19:36 on the 6th, 17:44–19:36 on the 7th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 112 of 112 minutes on the 6th and 0 of 112 on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 26250 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Tuesday 6 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Tuesday 6 June. Trayodaśī runs from 08:13 on Tue 6 Jun to 10:26 on Wed 7 Jun and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-06-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vata-savitri-vrata",
      "festival": "vata-savitri-vrata",
      "name": "Vaṭa Sāvitrī Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 9240,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-06-08T12:46:40+02:00",
          "utc": "2017-06-08T10:46:40Z",
          "ms": 1496918800356.0188
        },
        "end": {
          "local": "2017-06-09T15:09:35+02:00",
          "utc": "2017-06-09T13:09:35Z",
          "ms": 1497013774708.4065
        },
        "month": {
          "amanta": 2,
          "purnimanta": 2,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Jyeṣṭha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-08T12:46:40+02:00",
          "utc": "2017-06-08T10:46:40Z",
          "ms": 1496918800356.0188
        },
        "end": {
          "local": "2017-06-09T15:09:35+02:00",
          "utc": "2017-06-09T13:09:35Z",
          "ms": 1497013774708.4065
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-06-08",
          "window": {
            "start": {
              "local": "2017-06-08T17:43:39+02:00",
              "utc": "2017-06-08T15:43:39Z",
              "ms": 1496936619312.83
            },
            "end": {
              "local": "2017-06-08T19:36:10+02:00",
              "utc": "2017-06-08T17:36:10Z",
              "ms": 1496943369717.8794
            }
          },
          "covered_min": 113,
          "window_min": 113,
          "qualifies": true
        },
        {
          "local_date": "2017-06-09",
          "window": {
            "start": {
              "local": "2017-06-09T17:43:35+02:00",
              "utc": "2017-06-09T15:43:35Z",
              "ms": 1497023014897.0088
            },
            "end": {
              "local": "2017-06-09T19:36:10+02:00",
              "utc": "2017-06-09T17:36:10Z",
              "ms": 1497029769509.0374
            }
          },
          "covered_min": 0,
          "window_min": 113,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 12:47 on Thu 8 Jun to 15:10 on Fri 9 Jun.",
          "fact": "2017-06-08T10:46:40Z → 2017-06-09T13:09:35Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:44–19:36 on the 8th, 17:44–19:36 on the 9th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during pradoṣa. It covers 113 of 113 minutes on the 8th and 0 of 113 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 9240 s"
        },
        {
          "step": "ruling",
          "text": "Vaṭa Sāvitrī Vrata, Cape Town, 2017: Thursday 8 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vata-savitri-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Vata-savitri vrata (Deccan) (pradosavyapini, purvaviddha), Snanayatra (Bengal & Orissa) (paraviddha)."
          }
        ],
        "kaala": "pradosha",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vaṭa Sāvitrī Vrata 2017 falls on Thursday 8 June. Pūrṇimā runs from 12:47 on Thu 8 Jun to 15:10 on Fri 9 Jun and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vata-savitri-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-06-13",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4855,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-06-12T21:48:24+02:00",
          "utc": "2017-06-12T19:48:24Z",
          "ms": 1497296904293.0444
        },
        "end": {
          "local": "2017-06-13T23:33:12+02:00",
          "utc": "2017-06-13T21:33:12Z",
          "ms": 1497389591964.0466
        },
        "month": {
          "amanta": 2,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-12T21:48:24+02:00",
          "utc": "2017-06-12T19:48:24Z",
          "ms": 1497296904293.0444
        },
        "end": {
          "local": "2017-06-13T23:33:12+02:00",
          "utc": "2017-06-13T21:33:12Z",
          "ms": 1497389591964.0466
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-06-12",
          "window": {
            "start": {
              "local": "2017-06-12T20:27:29+02:00",
              "utc": "2017-06-12T18:27:29Z",
              "ms": 1497292049261.5378
            },
            "end": {
              "local": "2017-06-12T20:27:29+02:00",
              "utc": "2017-06-12T18:27:29Z",
              "ms": 1497292049261.5378
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-06-13",
          "window": {
            "start": {
              "local": "2017-06-13T21:21:25+02:00",
              "utc": "2017-06-13T19:21:25Z",
              "ms": 1497381685415.9292
            },
            "end": {
              "local": "2017-06-13T21:21:25+02:00",
              "utc": "2017-06-13T19:21:25Z",
              "ms": 1497381685415.9292
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 21:48 on Mon 12 Jun to 23:33 on Tue 13 Jun.",
          "fact": "2017-06-12T19:48:24Z → 2017-06-13T21:33:12Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 20:27 on the 12th and 21:21 on the 13th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 12th and is on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 4855 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Tuesday 13 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-13",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Tuesday 13 June. Caturthī runs from 21:48 on Mon 12 Jun to 23:33 on Tue 13 Jun and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-06-13",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-06-20",
      "festival": "ekadashi",
      "name": "Yoginī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 36559,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-06-19T21:42:03+02:00",
          "utc": "2017-06-19T19:42:03Z",
          "ms": 1497901322580.0493
        },
        "end": {
          "local": "2017-06-20T18:58:51+02:00",
          "utc": "2017-06-20T16:58:51Z",
          "ms": 1497977931204.022
        },
        "month": {
          "amanta": 2,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-19T21:42:03+02:00",
          "utc": "2017-06-19T19:42:03Z",
          "ms": 1497901322580.0493
        },
        "end": {
          "local": "2017-06-20T18:58:51+02:00",
          "utc": "2017-06-20T16:58:51Z",
          "ms": 1497977931204.022
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-06-20",
          "window": {
            "start": {
              "local": "2017-06-20T07:51:22+02:00",
              "utc": "2017-06-20T05:51:22Z",
              "ms": 1497937881816.6765
            },
            "end": {
              "local": "2017-06-20T07:51:22+02:00",
              "utc": "2017-06-20T05:51:22Z",
              "ms": 1497937881816.6765
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-06-21",
          "window": {
            "start": {
              "local": "2017-06-21T07:51:36+02:00",
              "utc": "2017-06-21T05:51:36Z",
              "ms": 1498024295555.4187
            },
            "end": {
              "local": "2017-06-21T07:51:36+02:00",
              "utc": "2017-06-21T05:51:36Z",
              "ms": 1498024295555.4187
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 21:42 on Mon 19 Jun to 18:59 on Tue 20 Jun.",
          "fact": "2017-06-19T19:42:03Z → 2017-06-20T16:58:51Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:51 on the 20th and 07:52 on the 21st.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 20th and is not on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 36559 s"
        },
        {
          "step": "ruling",
          "text": "Yoginī Ekādaśī, Cape Town, 2017: Tuesday 20 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Yoginī Ekādaśī 2017 falls on Tuesday 20 June. Ekādaśī runs from 21:42 on Mon 19 Jun to 18:59 on Tue 20 Jun and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-06-20",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-06-21",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-21",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 7202,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-06-21T15:44:36+02:00",
          "utc": "2017-06-21T13:44:36Z",
          "ms": 1498052675637.3674
        },
        "end": {
          "local": "2017-06-22T12:08:17+02:00",
          "utc": "2017-06-22T10:08:17Z",
          "ms": 1498126096619.7056
        },
        "month": {
          "amanta": 2,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-21T15:44:36+02:00",
          "utc": "2017-06-21T13:44:36Z",
          "ms": 1498052675637.3674
        },
        "end": {
          "local": "2017-06-22T12:08:17+02:00",
          "utc": "2017-06-22T10:08:17Z",
          "ms": 1498126096619.7056
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-06-21",
          "window": {
            "start": {
              "local": "2017-06-21T17:44:38+02:00",
              "utc": "2017-06-21T15:44:38Z",
              "ms": 1498059877976.212
            },
            "end": {
              "local": "2017-06-21T19:37:35+02:00",
              "utc": "2017-06-21T17:37:35Z",
              "ms": 1498066655301.6519
            }
          },
          "covered_min": 113,
          "window_min": 113,
          "qualifies": true
        },
        {
          "local_date": "2017-06-22",
          "window": {
            "start": {
              "local": "2017-06-22T17:44:52+02:00",
              "utc": "2017-06-22T15:44:52Z",
              "ms": 1498146292411.8887
            },
            "end": {
              "local": "2017-06-22T19:37:49+02:00",
              "utc": "2017-06-22T17:37:49Z",
              "ms": 1498153069273.5898
            }
          },
          "covered_min": 0,
          "window_min": 113,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 15:45 on Wed 21 Jun to 12:08 on Thu 22 Jun.",
          "fact": "2017-06-21T13:44:36Z → 2017-06-22T10:08:17Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:45–19:38 on the 21st, 17:45–19:38 on the 22nd.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 113 of 113 minutes on the 21st and 0 of 113 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 7202 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Wednesday 21 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-21",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-21",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Wednesday 21 June. Trayodaśī runs from 15:45 on Wed 21 Jun to 12:08 on Thu 22 Jun and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-06-21",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-06-22",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25658,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-06-22T12:08:17+02:00",
          "utc": "2017-06-22T10:08:17Z",
          "ms": 1498126096619.7056
        },
        "end": {
          "local": "2017-06-23T08:20:04+02:00",
          "utc": "2017-06-23T06:20:04Z",
          "ms": 1498198803684.8818
        },
        "month": {
          "amanta": 2,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Jyeṣṭha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-22T12:08:17+02:00",
          "utc": "2017-06-22T10:08:17Z",
          "ms": 1498126096619.7056
        },
        "end": {
          "local": "2017-06-23T08:20:04+02:00",
          "utc": "2017-06-23T06:20:04Z",
          "ms": 1498198803684.8818
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-06-21",
          "window": {
            "start": {
              "local": "2017-06-22T00:24:13+02:00",
              "utc": "2017-06-21T22:24:13Z",
              "ms": 1498083852946.6113
            },
            "end": {
              "local": "2017-06-22T01:12:13+02:00",
              "utc": "2017-06-21T23:12:13Z",
              "ms": 1498086732946.6113
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-06-22",
          "window": {
            "start": {
              "local": "2017-06-23T00:24:26+02:00",
              "utc": "2017-06-22T22:24:26Z",
              "ms": 1498170265643.268
            },
            "end": {
              "local": "2017-06-23T01:12:26+02:00",
              "utc": "2017-06-22T23:12:26Z",
              "ms": 1498173145643.268
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 12:08 on Thu 22 Jun to 08:20 on Fri 23 Jun.",
          "fact": "2017-06-22T10:08:17Z → 2017-06-23T06:20:04Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:24–01:12 on the 21st, 00:24–01:12 on the 22nd.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 25658 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Thursday 22 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Thursday 22 June. Caturdaśī runs from 12:08 on Thu 22 Jun to 08:20 on Fri 23 Jun and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-06-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rathayatra",
      "festival": "rathayatra",
      "name": "Rathayātrā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29919,
      "anga": {
        "type": "tithi",
        "index": 1,
        "key": "dvitiya",
        "name": "Dvitīyā",
        "start": {
          "local": "2017-06-25T00:51:04+02:00",
          "utc": "2017-06-24T22:51:04Z",
          "ms": 1498344663506.8403
        },
        "end": {
          "local": "2017-06-25T21:31:39+02:00",
          "utc": "2017-06-25T19:31:39Z",
          "ms": 1498419098585.7341
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-25T00:51:04+02:00",
          "utc": "2017-06-24T22:51:04Z",
          "ms": 1498344663506.8403
        },
        "end": {
          "local": "2017-06-25T21:31:39+02:00",
          "utc": "2017-06-25T19:31:39Z",
          "ms": 1498419098585.7341
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-06-24",
          "window": {
            "start": {
              "local": "2017-06-24T12:24:47+02:00",
              "utc": "2017-06-24T10:24:47Z",
              "ms": 1498299886775.1006
            },
            "end": {
              "local": "2017-06-24T13:12:47+02:00",
              "utc": "2017-06-24T11:12:47Z",
              "ms": 1498302766775.1006
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-06-25",
          "window": {
            "start": {
              "local": "2017-06-25T12:25:00+02:00",
              "utc": "2017-06-25T10:25:00Z",
              "ms": 1498386299927.3716
            },
            "end": {
              "local": "2017-06-25T13:13:00+02:00",
              "utc": "2017-06-25T11:13:00Z",
              "ms": 1498389179927.3716
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvitīyā runs from 00:51 on Sun 25 Jun to 21:32 on Sun 25 Jun.",
          "fact": "2017-06-24T22:51:04Z → 2017-06-25T19:31:39Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 24th, 12:25–13:13 on the 25th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 48 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 29919 s"
        },
        {
          "step": "ruling",
          "text": "Rathayātrā, Cape Town, 2017: Sunday 25 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rathayatra",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')"
          }
        ],
        "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.",
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rathayātrā 2017 falls on Sunday 25 June. Dvitīyā runs from 00:51 on Sun 25 Jun to 21:32 on Sun 25 Jun and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rathayatra",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-06-27",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-27",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11832,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-06-26T18:42:06+02:00",
          "utc": "2017-06-26T16:42:06Z",
          "ms": 1498495326075.034
        },
        "end": {
          "local": "2017-06-27T16:30:38+02:00",
          "utc": "2017-06-27T14:30:38Z",
          "ms": 1498573837611.4236
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-26T18:42:06+02:00",
          "utc": "2017-06-26T16:42:06Z",
          "ms": 1498495326075.034
        },
        "end": {
          "local": "2017-06-27T16:30:38+02:00",
          "utc": "2017-06-27T14:30:38Z",
          "ms": 1498573837611.4236
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-06-26",
          "window": {
            "start": {
              "local": "2017-06-26T12:25:13+02:00",
              "utc": "2017-06-26T10:25:13Z",
              "ms": 1498472712938.15
            },
            "end": {
              "local": "2017-06-26T13:13:13+02:00",
              "utc": "2017-06-26T11:13:13Z",
              "ms": 1498475592938.15
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-06-27",
          "window": {
            "start": {
              "local": "2017-06-27T12:25:26+02:00",
              "utc": "2017-06-27T10:25:26Z",
              "ms": 1498559125779.144
            },
            "end": {
              "local": "2017-06-27T13:13:26+02:00",
              "utc": "2017-06-27T11:13:26Z",
              "ms": 1498562005779.144
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 18:42 on Mon 26 Jun to 16:31 on Tue 27 Jun.",
          "fact": "2017-06-26T16:42:06Z → 2017-06-27T14:30:38Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 26th, 12:25–13:13 on the 27th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11832 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Tuesday 27 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-27",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-27",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Tuesday 27 June. Caturthī runs from 18:42 on Mon 26 Jun to 16:31 on Tue 27 Jun and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-06-27",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/skanda-panchami",
      "festival": "skanda-panchami",
      "name": "Skanda Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 6579,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-06-27T16:30:38+02:00",
          "utc": "2017-06-27T14:30:38Z",
          "ms": 1498573837611.4236
        },
        "end": {
          "local": "2017-06-28T15:03:17+02:00",
          "utc": "2017-06-28T13:03:17Z",
          "ms": 1498654997192.4216
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-27T16:30:38+02:00",
          "utc": "2017-06-27T14:30:38Z",
          "ms": 1498573837611.4236
        },
        "end": {
          "local": "2017-06-28T15:03:17+02:00",
          "utc": "2017-06-28T13:03:17Z",
          "ms": 1498654997192.4216
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-06-27",
          "window": {
            "start": {
              "local": "2017-06-27T12:25:26+02:00",
              "utc": "2017-06-27T10:25:26Z",
              "ms": 1498559125779.144
            },
            "end": {
              "local": "2017-06-27T13:13:26+02:00",
              "utc": "2017-06-27T11:13:26Z",
              "ms": 1498562005779.144
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-06-28",
          "window": {
            "start": {
              "local": "2017-06-28T12:25:38+02:00",
              "utc": "2017-06-28T10:25:38Z",
              "ms": 1498645538423.6084
            },
            "end": {
              "local": "2017-06-28T13:13:38+02:00",
              "utc": "2017-06-28T11:13:38Z",
              "ms": 1498648418423.6084
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 16:31 on Tue 27 Jun to 15:03 on Wed 28 Jun.",
          "fact": "2017-06-27T14:30:38Z → 2017-06-28T13:03:17Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 27th, 12:26–13:14 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 6579 s"
        },
        {
          "step": "ruling",
          "text": "Skanda Pañcamī, Cape Town, 2017: Wednesday 28 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "skanda-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Skanda pancami (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Skanda Pañcamī 2017 falls on Wednesday 28 June. Pañcamī runs from 16:31 on Tue 27 Jun to 15:03 on Wed 28 Jun and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/skanda-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vivasvat-saptami",
      "festival": "vivasvat-saptami",
      "name": "Vivasvat Saptamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-06-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4169,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-06-29T14:23:20+02:00",
          "utc": "2017-06-29T12:23:20Z",
          "ms": 1498739000098.8618
        },
        "end": {
          "local": "2017-06-30T14:30:41+02:00",
          "utc": "2017-06-30T12:30:41Z",
          "ms": 1498825840770.3364
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-06-29T14:23:20+02:00",
          "utc": "2017-06-29T12:23:20Z",
          "ms": 1498739000098.8618
        },
        "end": {
          "local": "2017-06-30T14:30:41+02:00",
          "utc": "2017-06-30T12:30:41Z",
          "ms": 1498825840770.3364
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-06-29",
          "window": {
            "start": {
              "local": "2017-06-29T12:25:51+02:00",
              "utc": "2017-06-29T10:25:51Z",
              "ms": 1498731950846.4436
            },
            "end": {
              "local": "2017-06-29T13:13:51+02:00",
              "utc": "2017-06-29T11:13:51Z",
              "ms": 1498734830846.4436
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-06-30",
          "window": {
            "start": {
              "local": "2017-06-30T12:26:03+02:00",
              "utc": "2017-06-30T10:26:03Z",
              "ms": 1498818363024.1047
            },
            "end": {
              "local": "2017-06-30T13:14:03+02:00",
              "utc": "2017-06-30T11:14:03Z",
              "ms": 1498821243024.1047
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 14:23 on Thu 29 Jun to 14:31 on Fri 30 Jun.",
          "fact": "2017-06-29T12:23:20Z → 2017-06-30T12:30:41Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 29th, 12:26–13:14 on the 30th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 4169 s"
        },
        {
          "step": "ruling",
          "text": "Vivasvat Saptamī, Cape Town, 2017: Friday 30 June.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vivasvat-saptami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Vivasvat saptami (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-06-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-06-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vivasvat Saptamī 2017 falls on Friday 30 June. Saptamī runs from 14:23 on Thu 29 Jun to 14:31 on Fri 30 Jun and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vivasvat-saptami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-07-04",
      "festival": "ekadashi",
      "name": "Hariśayanī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-04",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 39159,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-07-03T18:45:34+02:00",
          "utc": "2017-07-03T16:45:34Z",
          "ms": 1499100334464.977
        },
        "end": {
          "local": "2017-07-04T20:59:33+02:00",
          "utc": "2017-07-04T18:59:33Z",
          "ms": 1499194773258.8054
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-03T18:45:34+02:00",
          "utc": "2017-07-03T16:45:34Z",
          "ms": 1499100334464.977
        },
        "end": {
          "local": "2017-07-04T20:59:33+02:00",
          "utc": "2017-07-04T18:59:33Z",
          "ms": 1499194773258.8054
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-07-04",
          "window": {
            "start": {
              "local": "2017-07-04T07:52:20+02:00",
              "utc": "2017-07-04T05:52:20Z",
              "ms": 1499147540063.0786
            },
            "end": {
              "local": "2017-07-04T07:52:20+02:00",
              "utc": "2017-07-04T05:52:20Z",
              "ms": 1499147540063.0786
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-07-05",
          "window": {
            "start": {
              "local": "2017-07-05T07:52:13+02:00",
              "utc": "2017-07-05T05:52:13Z",
              "ms": 1499233932546.5562
            },
            "end": {
              "local": "2017-07-05T07:52:13+02:00",
              "utc": "2017-07-05T05:52:13Z",
              "ms": 1499233932546.5562
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 18:46 on Mon 3 Jul to 21:00 on Tue 4 Jul.",
          "fact": "2017-07-03T16:45:34Z → 2017-07-04T18:59:33Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:52 on the 4th and 07:52 on the 5th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 4th and is not on the 5th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 39159 s"
        },
        {
          "step": "ruling",
          "text": "Hariśayanī Ekādaśī, Cape Town, 2017: Tuesday 4 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-04",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-04",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Hariśayanī Ekādaśī 2017 falls on Tuesday 4 July. Ekādaśī runs from 18:46 on Mon 3 Jul to 21:00 on Tue 4 Jul and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-07-04",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-07-06",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13200,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-07-05T23:22:05+02:00",
          "utc": "2017-07-05T21:22:05Z",
          "ms": 1499289724921.871
        },
        "end": {
          "local": "2017-07-07T01:44:55+02:00",
          "utc": "2017-07-06T23:44:55Z",
          "ms": 1499384694931.2385
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-05T23:22:05+02:00",
          "utc": "2017-07-05T21:22:05Z",
          "ms": 1499289724921.871
        },
        "end": {
          "local": "2017-07-07T01:44:55+02:00",
          "utc": "2017-07-06T23:44:55Z",
          "ms": 1499384694931.2385
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-07-05",
          "window": {
            "start": {
              "local": "2017-07-05T17:49:46+02:00",
              "utc": "2017-07-05T15:49:46Z",
              "ms": 1499269786447.5618
            },
            "end": {
              "local": "2017-07-05T19:42:05+02:00",
              "utc": "2017-07-05T17:42:05Z",
              "ms": 1499276524710.7532
            }
          },
          "covered_min": 0,
          "window_min": 112,
          "qualifies": false
        },
        {
          "local_date": "2017-07-06",
          "window": {
            "start": {
              "local": "2017-07-06T17:50:16+02:00",
              "utc": "2017-07-06T15:50:16Z",
              "ms": 1499356216130.1765
            },
            "end": {
              "local": "2017-07-06T19:42:29+02:00",
              "utc": "2017-07-06T17:42:29Z",
              "ms": 1499362949004.373
            }
          },
          "covered_min": 112,
          "window_min": 112,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 23:22 on Wed 5 Jul to 01:45 on Fri 7 Jul.",
          "fact": "2017-07-05T21:22:05Z → 2017-07-06T23:44:55Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:50–19:42 on the 5th, 17:50–19:42 on the 6th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 112 minutes on the 5th and 112 of 112 on the 6th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 13200 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Thursday 6 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Thursday 6 July. Trayodaśī runs from 23:22 on Wed 5 Jul to 01:45 on Fri 7 Jul and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-07-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vyasa-puja",
      "festival": "vyasa-puja",
      "name": "Vyāsa Pūjā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 6292,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        }
      },
      "kaala": "udaya-3",
      "days": [
        {
          "local_date": "2017-07-08",
          "window": {
            "start": {
              "local": "2017-07-08T07:51:40+02:00",
              "utc": "2017-07-08T05:51:40Z",
              "ms": 1499493100341.7617
            },
            "end": {
              "local": "2017-07-08T09:51:36+02:00",
              "utc": "2017-07-08T07:51:36Z",
              "ms": 1499500295878.0237
            }
          },
          "covered_min": 120,
          "window_min": 120,
          "qualifies": true
        },
        {
          "local_date": "2017-07-09",
          "window": {
            "start": {
              "local": "2017-07-09T07:51:26+02:00",
              "utc": "2017-07-09T05:51:26Z",
              "ms": 1499579486388.1804
            },
            "end": {
              "local": "2017-07-09T09:51:31+02:00",
              "utc": "2017-07-09T07:51:31Z",
              "ms": 1499586691144.9836
            }
          },
          "covered_min": 0,
          "window_min": 120,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul.",
          "fact": "2017-07-08T02:01:27Z → 2017-07-09T04:06:34Z"
        },
        {
          "step": "kaala",
          "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 07:52–09:52 on the 8th, 07:51–09:52 on the 9th.",
          "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must hold through the first three muhūrtas after sunrise. It covers 120 of 120 minutes on the 8th and 0 of 120 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one morning qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 6292 s"
        },
        {
          "step": "ruling",
          "text": "Vyāsa Pūjā, Cape Town, 2017: Saturday 8 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vyasa-puja",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)."
          }
        ],
        "kaala": "udaya-3",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vyāsa Pūjā 2017 falls on Saturday 8 July. Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul and covers all of the first three muhūrtas after sunrise that morning.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vyasa-puja",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/guru-purnima",
      "festival": "guru-purnima",
      "name": "Guru Pūrṇimā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 22864,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-07-08",
          "window": {
            "start": {
              "local": "2017-07-08T12:27:29+02:00",
              "utc": "2017-07-08T10:27:29Z",
              "ms": 1499509649182.4165
            },
            "end": {
              "local": "2017-07-08T13:15:29+02:00",
              "utc": "2017-07-08T11:15:29Z",
              "ms": 1499512529182.4165
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-07-09",
          "window": {
            "start": {
              "local": "2017-07-09T12:27:38+02:00",
              "utc": "2017-07-09T10:27:38Z",
              "ms": 1499596058280.1887
            },
            "end": {
              "local": "2017-07-09T13:15:38+02:00",
              "utc": "2017-07-09T11:15:38Z",
              "ms": 1499598938280.1887
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul.",
          "fact": "2017-07-08T02:01:27Z → 2017-07-09T04:06:34Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 8th, 12:28–13:16 on the 9th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 22864 s"
        },
        {
          "step": "ruling",
          "text": "Guru Pūrṇimā, Cape Town, 2017: Saturday 8 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "guru-purnima",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Guru Pūrṇimā 2017 falls on Saturday 8 July. Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/guru-purnima",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/kokila-vrata",
      "festival": "kokila-vrata",
      "name": "Kokilā Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 35111,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        }
      },
      "kaala": "sayahna",
      "days": [
        {
          "local_date": "2017-07-08",
          "window": {
            "start": {
              "local": "2017-07-08T15:51:22+02:00",
              "utc": "2017-07-08T13:51:22Z",
              "ms": 1499521882486.8096
            },
            "end": {
              "local": "2017-07-08T17:51:18+02:00",
              "utc": "2017-07-08T15:51:18Z",
              "ms": 1499529078023.0715
            }
          },
          "covered_min": 120,
          "window_min": 120,
          "qualifies": true
        },
        {
          "local_date": "2017-07-09",
          "window": {
            "start": {
              "local": "2017-07-09T15:51:45+02:00",
              "utc": "2017-07-09T13:51:45Z",
              "ms": 1499608305415.3938
            },
            "end": {
              "local": "2017-07-09T17:51:50+02:00",
              "utc": "2017-07-09T15:51:50Z",
              "ms": 1499615510172.197
            }
          },
          "covered_min": 0,
          "window_min": 120,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul.",
          "fact": "2017-07-08T02:01:27Z → 2017-07-09T04:06:34Z"
        },
        {
          "step": "kaala",
          "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:51–17:51 on the 8th, 15:52–17:52 on the 9th.",
          "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during sāyāhna. It covers 120 of 120 minutes on the 8th and 0 of 120 on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one late afternoon qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 35111 s"
        },
        {
          "step": "ruling",
          "text": "Kokilā Vrata, Cape Town, 2017: Saturday 8 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "kokila-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)."
          }
        ],
        "kaala": "sayahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kokilā Vrata 2017 falls on Saturday 8 July. Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul and covers all of sāyāhna that late afternoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/kokila-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shiva-shayanotsava",
      "festival": "shiva-shayanotsava",
      "name": "Śiva Śayanotsava",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29913,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        },
        "month": {
          "amanta": 3,
          "purnimanta": 3,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Āṣāḍha"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-08T04:01:27+02:00",
          "utc": "2017-07-08T02:01:27Z",
          "ms": 1499479287106.9963
        },
        "end": {
          "local": "2017-07-09T06:06:34+02:00",
          "utc": "2017-07-09T04:06:34Z",
          "ms": 1499573194273.1233
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-07-07",
          "window": {
            "start": {
              "local": "2017-07-07T17:50:47+02:00",
              "utc": "2017-07-07T15:50:47Z",
              "ms": 1499442646665.5828
            },
            "end": {
              "local": "2017-07-07T19:42:54+02:00",
              "utc": "2017-07-07T17:42:54Z",
              "ms": 1499449373822.4067
            }
          },
          "covered_min": 0,
          "window_min": 112,
          "qualifies": false
        },
        {
          "local_date": "2017-07-08",
          "window": {
            "start": {
              "local": "2017-07-08T17:51:18+02:00",
              "utc": "2017-07-08T15:51:18Z",
              "ms": 1499529078023.0715
            },
            "end": {
              "local": "2017-07-08T19:43:19+02:00",
              "utc": "2017-07-08T17:43:19Z",
              "ms": 1499535799138.4194
            }
          },
          "covered_min": 112,
          "window_min": 112,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul.",
          "fact": "2017-07-08T02:01:27Z → 2017-07-09T04:06:34Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:51–19:43 on the 7th, 17:51–19:43 on the 8th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 112 minutes on the 7th and 112 of 112 on the 8th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 29913 s"
        },
        {
          "step": "ruling",
          "text": "Śiva Śayanotsava, Cape Town, 2017: Saturday 8 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shiva-shayanotsava",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śiva Śayanotsava 2017 falls on Saturday 8 July. Pūrṇimā runs from 04:01 on Sat 8 Jul to 06:07 on Sun 9 Jul and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shiva-shayanotsava",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ashunya-shayana-vrata-ashadha",
      "festival": "ashunya-shayana-vrata-ashadha",
      "name": "Aśūnya Śayana Vrata (Āṣāḍha)",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 38744,
      "anga": {
        "type": "tithi",
        "index": 16,
        "key": "dvitiya",
        "name": "Dvitīyā",
        "start": {
          "local": "2017-07-10T07:56:10+02:00",
          "utc": "2017-07-10T05:56:10Z",
          "ms": 1499666169618.964
        },
        "end": {
          "local": "2017-07-11T09:26:34+02:00",
          "utc": "2017-07-11T07:26:34Z",
          "ms": 1499757993549.2495
        },
        "month": {
          "amanta": 3,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-10T07:56:10+02:00",
          "utc": "2017-07-10T05:56:10Z",
          "ms": 1499666169618.964
        },
        "end": {
          "local": "2017-07-11T09:26:34+02:00",
          "utc": "2017-07-11T07:26:34Z",
          "ms": 1499757993549.2495
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-07-10",
          "window": {
            "start": {
              "local": "2017-07-10T19:16:39+02:00",
              "utc": "2017-07-10T17:16:39Z",
              "ms": 1499706999062.9158
            },
            "end": {
              "local": "2017-07-10T19:16:39+02:00",
              "utc": "2017-07-10T17:16:39Z",
              "ms": 1499706999062.9158
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-07-11",
          "window": {
            "start": {
              "local": "2017-07-11T20:12:18+02:00",
              "utc": "2017-07-11T18:12:18Z",
              "ms": 1499796737921.7778
            },
            "end": {
              "local": "2017-07-11T20:12:18+02:00",
              "utc": "2017-07-11T18:12:18Z",
              "ms": 1499796737921.7778
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvitīyā runs from 07:56 on Mon 10 Jul to 09:27 on Tue 11 Jul.",
          "fact": "2017-07-10T05:56:10Z → 2017-07-11T07:26:34Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 19:17 on the 10th and 20:12 on the 11th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Dvitīyā must be current at moonrise. It is on the 10th and is not on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 38744 s"
        },
        {
          "step": "ruling",
          "text": "Aśūnya Śayana Vrata (Āṣāḍha), Cape Town, 2017: Monday 10 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ashunya-shayana-vrata-ashadha",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 102",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 2 Asunya sayana vrata (candrodaya vyapini; purvahna vyapini and purvaviddha in Bengal)."
          }
        ],
        "not_evaluated": "In Bengal the row reads pūrvāhṇa and pūrvaviddha; that reading is not applied.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Aśūnya Śayana Vrata (Āṣāḍha) 2017 falls on Monday 10 July. Dvitīyā runs from 07:56 on Mon 10 Jul to 09:27 on Tue 11 Jul and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ashunya-shayana-vrata-ashadha",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-07-12",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-12",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 38116,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-07-12T10:34:09+02:00",
          "utc": "2017-07-12T08:34:09Z",
          "ms": 1499848449105.227
        },
        "end": {
          "local": "2017-07-13T11:15:15+02:00",
          "utc": "2017-07-13T09:15:15Z",
          "ms": 1499937314518.6519
        },
        "month": {
          "amanta": 3,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-12T10:34:09+02:00",
          "utc": "2017-07-12T08:34:09Z",
          "ms": 1499848449105.227
        },
        "end": {
          "local": "2017-07-13T11:15:15+02:00",
          "utc": "2017-07-13T09:15:15Z",
          "ms": 1499937314518.6519
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-07-12",
          "window": {
            "start": {
              "local": "2017-07-12T21:09:25+02:00",
              "utc": "2017-07-12T19:09:25Z",
              "ms": 1499886565354.806
            },
            "end": {
              "local": "2017-07-12T21:09:25+02:00",
              "utc": "2017-07-12T19:09:25Z",
              "ms": 1499886565354.806
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-07-13",
          "window": {
            "start": {
              "local": "2017-07-13T22:07:40+02:00",
              "utc": "2017-07-13T20:07:40Z",
              "ms": 1499976460042.8958
            },
            "end": {
              "local": "2017-07-13T22:07:40+02:00",
              "utc": "2017-07-13T20:07:40Z",
              "ms": 1499976460042.8958
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 10:34 on Wed 12 Jul to 11:15 on Thu 13 Jul.",
          "fact": "2017-07-12T08:34:09Z → 2017-07-13T09:15:15Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:09 on the 12th and 22:08 on the 13th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 12th and is not on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 38116 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Wednesday 12 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-12",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-12",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Wednesday 12 July. Caturthī runs from 10:34 on Wed 12 Jul to 11:15 on Thu 13 Jul and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-07-12",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-07-19",
      "festival": "ekadashi",
      "name": "Kāmikā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-19",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13916,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-07-19T03:55:43+02:00",
          "utc": "2017-07-19T01:55:43Z",
          "ms": 1500429343275.2952
        },
        "end": {
          "local": "2017-07-20T00:57:33+02:00",
          "utc": "2017-07-19T22:57:33Z",
          "ms": 1500505052803.1233
        },
        "month": {
          "amanta": 3,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-19T03:55:43+02:00",
          "utc": "2017-07-19T01:55:43Z",
          "ms": 1500429343275.2952
        },
        "end": {
          "local": "2017-07-20T00:57:33+02:00",
          "utc": "2017-07-19T22:57:33Z",
          "ms": 1500505052803.1233
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-07-19",
          "window": {
            "start": {
              "local": "2017-07-19T07:47:39+02:00",
              "utc": "2017-07-19T05:47:39Z",
              "ms": 1500443259489.8713
            },
            "end": {
              "local": "2017-07-19T07:47:39+02:00",
              "utc": "2017-07-19T05:47:39Z",
              "ms": 1500443259489.8713
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-07-20",
          "window": {
            "start": {
              "local": "2017-07-20T07:47:08+02:00",
              "utc": "2017-07-20T05:47:08Z",
              "ms": 1500529628234.4312
            },
            "end": {
              "local": "2017-07-20T07:47:08+02:00",
              "utc": "2017-07-20T05:47:08Z",
              "ms": 1500529628234.4312
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 03:56 on Wed 19 Jul to 00:58 on Thu 20 Jul.",
          "fact": "2017-07-19T01:55:43Z → 2017-07-19T22:57:33Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:48 on the 19th and 07:47 on the 20th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 13916 s"
        },
        {
          "step": "ruling",
          "text": "Kāmikā Ekādaśī, Cape Town, 2017: Wednesday 19 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-19",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-19",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kāmikā Ekādaśī 2017 falls on Wednesday 19 July. Ekādaśī runs from 03:56 on Wed 19 Jul to 00:58 on Thu 20 Jul and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-07-19",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-07-21",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-21",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1248,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-07-20T21:42:51+02:00",
          "utc": "2017-07-20T19:42:51Z",
          "ms": 1500579771238.9863
        },
        "end": {
          "local": "2017-07-21T18:19:55+02:00",
          "utc": "2017-07-21T16:19:55Z",
          "ms": 1500653995023.6682
        },
        "month": {
          "amanta": 3,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-20T21:42:51+02:00",
          "utc": "2017-07-20T19:42:51Z",
          "ms": 1500579771238.9863
        },
        "end": {
          "local": "2017-07-21T18:19:55+02:00",
          "utc": "2017-07-21T16:19:55Z",
          "ms": 1500653995023.6682
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-07-20",
          "window": {
            "start": {
              "local": "2017-07-20T17:58:28+02:00",
              "utc": "2017-07-20T15:58:28Z",
              "ms": 1500566307516.1555
            },
            "end": {
              "local": "2017-07-20T19:48:53+02:00",
              "utc": "2017-07-20T17:48:53Z",
              "ms": 1500572932575.0918
            }
          },
          "covered_min": 0,
          "window_min": 110,
          "qualifies": false
        },
        {
          "local_date": "2017-07-21",
          "window": {
            "start": {
              "local": "2017-07-21T17:59:07+02:00",
              "utc": "2017-07-21T15:59:07Z",
              "ms": 1500652746815.091
            },
            "end": {
              "local": "2017-07-21T19:49:22+02:00",
              "utc": "2017-07-21T17:49:22Z",
              "ms": 1500659362062.425
            }
          },
          "covered_min": 21,
          "window_min": 110,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 21:43 on Thu 20 Jul to 18:20 on Fri 21 Jul.",
          "fact": "2017-07-20T19:42:51Z → 2017-07-21T16:19:55Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 17:58–19:49 on the 20th, 17:59–19:49 on the 21st.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 110 minutes on the 20th and 21 of 110 on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 1248 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Friday 21 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-21",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-21",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Friday 21 July. Trayodaśī runs from 21:43 on Thu 20 Jul to 18:20 on Fri 21 Jul and covers 21 of 110 minutes of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-07-21",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-07-21",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-21",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 22119,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-07-21T18:19:55+02:00",
          "utc": "2017-07-21T16:19:55Z",
          "ms": 1500653995023.6682
        },
        "end": {
          "local": "2017-07-22T14:57:43+02:00",
          "utc": "2017-07-22T12:57:43Z",
          "ms": 1500728263283.7312
        },
        "month": {
          "amanta": 3,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Āṣāḍha",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-21T18:19:55+02:00",
          "utc": "2017-07-21T16:19:55Z",
          "ms": 1500653995023.6682
        },
        "end": {
          "local": "2017-07-22T14:57:43+02:00",
          "utc": "2017-07-22T12:57:43Z",
          "ms": 1500728263283.7312
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-07-21",
          "window": {
            "start": {
              "local": "2017-07-22T00:28:34+02:00",
              "utc": "2017-07-21T22:28:34Z",
              "ms": 1500676113992.5938
            },
            "end": {
              "local": "2017-07-22T01:16:34+02:00",
              "utc": "2017-07-21T23:16:34Z",
              "ms": 1500678993992.5938
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-07-22",
          "window": {
            "start": {
              "local": "2017-07-23T00:28:36+02:00",
              "utc": "2017-07-22T22:28:36Z",
              "ms": 1500762515939.758
            },
            "end": {
              "local": "2017-07-23T01:16:36+02:00",
              "utc": "2017-07-22T23:16:36Z",
              "ms": 1500765395939.758
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 18:20 on Fri 21 Jul to 14:58 on Sat 22 Jul.",
          "fact": "2017-07-21T16:19:55Z → 2017-07-22T12:57:43Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:29–01:17 on the 21st, 00:29–01:17 on the 22nd.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 22119 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Friday 21 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-21",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-21",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Friday 21 July. Caturdaśī runs from 18:20 on Fri 21 Jul to 14:58 on Sat 22 Jul and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-07-21",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/madhusrava-tritiya",
      "festival": "madhusrava-tritiya",
      "name": "Madhusravā Tṛtīyā",
      "everyday": "Hariyali Teej",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 21668,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-07-25T06:27:51+02:00",
          "utc": "2017-07-25T04:27:51Z",
          "ms": 1500956870923.8015
        },
        "end": {
          "local": "2017-07-26T04:38:38+02:00",
          "utc": "2017-07-26T02:38:38Z",
          "ms": 1501036717886.2932
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-25T06:27:51+02:00",
          "utc": "2017-07-25T04:27:51Z",
          "ms": 1500956870923.8015
        },
        "end": {
          "local": "2017-07-26T04:38:38+02:00",
          "utc": "2017-07-26T02:38:38Z",
          "ms": 1501036717886.2932
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-07-25",
          "window": {
            "start": {
              "local": "2017-07-25T12:28:58+02:00",
              "utc": "2017-07-25T10:28:58Z",
              "ms": 1500978538428.745
            },
            "end": {
              "local": "2017-07-25T13:16:58+02:00",
              "utc": "2017-07-25T11:16:58Z",
              "ms": 1500981418428.745
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-07-26",
          "window": {
            "start": {
              "local": "2017-07-26T12:28:59+02:00",
              "utc": "2017-07-26T10:28:59Z",
              "ms": 1501064938755.415
            },
            "end": {
              "local": "2017-07-26T13:16:59+02:00",
              "utc": "2017-07-26T11:16:59Z",
              "ms": 1501067818755.415
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 06:28 on Tue 25 Jul to 04:39 on Wed 26 Jul.",
          "fact": "2017-07-25T04:27:51Z → 2017-07-26T02:38:38Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 25th, 12:29–13:17 on the 26th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 21668 s"
        },
        {
          "step": "ruling",
          "text": "Madhusravā Tṛtīyā, Cape Town, 2017: Tuesday 25 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "madhusrava-tritiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Madhusrava (Gujerat) (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Madhusravā Tṛtīyā (Hariyali Teej) 2017 falls on Tuesday 25 July. Tṛtīyā runs from 06:28 on Tue 25 Jul to 04:39 on Wed 26 Jul and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/madhusrava-tritiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-07-26",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-26",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 28221,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-07-26T04:38:38+02:00",
          "utc": "2017-07-26T02:38:38Z",
          "ms": 1501036717886.2932
        },
        "end": {
          "local": "2017-07-27T03:31:00+02:00",
          "utc": "2017-07-27T01:31:00Z",
          "ms": 1501119060405.1426
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-26T04:38:38+02:00",
          "utc": "2017-07-26T02:38:38Z",
          "ms": 1501036717886.2932
        },
        "end": {
          "local": "2017-07-27T03:31:00+02:00",
          "utc": "2017-07-27T01:31:00Z",
          "ms": 1501119060405.1426
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-07-26",
          "window": {
            "start": {
              "local": "2017-07-26T12:28:59+02:00",
              "utc": "2017-07-26T10:28:59Z",
              "ms": 1501064938755.415
            },
            "end": {
              "local": "2017-07-26T13:16:59+02:00",
              "utc": "2017-07-26T11:16:59Z",
              "ms": 1501067818755.415
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-07-27",
          "window": {
            "start": {
              "local": "2017-07-27T12:28:58+02:00",
              "utc": "2017-07-27T10:28:58Z",
              "ms": 1501151338465.4902
            },
            "end": {
              "local": "2017-07-27T13:16:58+02:00",
              "utc": "2017-07-27T11:16:58Z",
              "ms": 1501154218465.4902
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 04:39 on Wed 26 Jul to 03:31 on Thu 27 Jul.",
          "fact": "2017-07-26T02:38:38Z → 2017-07-27T01:31:00Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 26th, 12:29–13:17 on the 27th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 28221 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Wednesday 26 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-26",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-26",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Wednesday 26 July. Caturthī runs from 04:39 on Wed 26 Jul to 03:31 on Thu 27 Jul and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-07-26",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/naga-panchami",
      "festival": "naga-panchami",
      "name": "Nāga Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-07-27",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 32278,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-07-27T03:31:00+02:00",
          "utc": "2017-07-27T01:31:00Z",
          "ms": 1501119060405.1426
        },
        "end": {
          "local": "2017-07-28T03:08:29+02:00",
          "utc": "2017-07-28T01:08:29Z",
          "ms": 1501204108953.2397
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-07-27T03:31:00+02:00",
          "utc": "2017-07-27T01:31:00Z",
          "ms": 1501119060405.1426
        },
        "end": {
          "local": "2017-07-28T03:08:29+02:00",
          "utc": "2017-07-28T01:08:29Z",
          "ms": 1501204108953.2397
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-07-27",
          "window": {
            "start": {
              "local": "2017-07-27T12:28:58+02:00",
              "utc": "2017-07-27T10:28:58Z",
              "ms": 1501151338465.4902
            },
            "end": {
              "local": "2017-07-27T13:16:58+02:00",
              "utc": "2017-07-27T11:16:58Z",
              "ms": 1501154218465.4902
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-07-28",
          "window": {
            "start": {
              "local": "2017-07-28T12:28:58+02:00",
              "utc": "2017-07-28T10:28:58Z",
              "ms": 1501237737553.1946
            },
            "end": {
              "local": "2017-07-28T13:16:58+02:00",
              "utc": "2017-07-28T11:16:58Z",
              "ms": 1501240617553.1946
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 03:31 on Thu 27 Jul to 03:08 on Fri 28 Jul.",
          "fact": "2017-07-27T01:31:00Z → 2017-07-28T01:08:29Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 27th, 12:29–13:17 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 32278 s"
        },
        {
          "step": "ruling",
          "text": "Nāga Pañcamī, Cape Town, 2017: Thursday 27 July.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "naga-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Naga pancami (paraviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-07-27",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-07-27",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Nāga Pañcamī 2017 falls on Thursday 27 July. Pañcamī runs from 03:31 on Thu 27 Jul to 03:08 on Fri 28 Jul and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/naga-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-08-03",
      "festival": "ekadashi",
      "name": "Putradā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11159,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-08-02T10:44:06+02:00",
          "utc": "2017-08-02T08:44:06Z",
          "ms": 1501663446138.6208
        },
        "end": {
          "local": "2017-08-03T13:07:10+02:00",
          "utc": "2017-08-03T11:07:10Z",
          "ms": 1501758430344.8975
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-02T10:44:06+02:00",
          "utc": "2017-08-02T08:44:06Z",
          "ms": 1501663446138.6208
        },
        "end": {
          "local": "2017-08-03T13:07:10+02:00",
          "utc": "2017-08-03T11:07:10Z",
          "ms": 1501758430344.8975
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-08-02",
          "window": {
            "start": {
              "local": "2017-08-02T07:38:07+02:00",
              "utc": "2017-08-02T05:38:07Z",
              "ms": 1501652287495.3848
            },
            "end": {
              "local": "2017-08-02T07:38:07+02:00",
              "utc": "2017-08-02T05:38:07Z",
              "ms": 1501652287495.3848
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-08-03",
          "window": {
            "start": {
              "local": "2017-08-03T07:37:16+02:00",
              "utc": "2017-08-03T05:37:16Z",
              "ms": 1501738636091.3079
            },
            "end": {
              "local": "2017-08-03T07:37:16+02:00",
              "utc": "2017-08-03T05:37:16Z",
              "ms": 1501738636091.3079
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 10:44 on Wed 2 Aug to 13:07 on Thu 3 Aug.",
          "fact": "2017-08-02T08:44:06Z → 2017-08-03T11:07:10Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:38 on the 2nd and 07:37 on the 3rd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 2nd and is on the 3rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 11159 s"
        },
        {
          "step": "ruling",
          "text": "Putradā Ekādaśī, Cape Town, 2017: Thursday 3 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Putradā Ekādaśī 2017 falls on Thursday 3 August. Ekādaśī runs from 10:44 on Wed 2 Aug to 13:07 on Thu 3 Aug and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-08-03",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/damodara-dvadashi",
      "festival": "damodara-dvadashi",
      "name": "Dāmodara Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 569,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-08-03T13:07:10+02:00",
          "utc": "2017-08-03T11:07:10Z",
          "ms": 1501758430344.8975
        },
        "end": {
          "local": "2017-08-04T15:22:23+02:00",
          "utc": "2017-08-04T13:22:23Z",
          "ms": 1501852943144.2961
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-03T13:07:10+02:00",
          "utc": "2017-08-03T11:07:10Z",
          "ms": 1501758430344.8975
        },
        "end": {
          "local": "2017-08-04T15:22:23+02:00",
          "utc": "2017-08-04T13:22:23Z",
          "ms": 1501852943144.2961
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-03",
          "window": {
            "start": {
              "local": "2017-08-03T12:28:39+02:00",
              "utc": "2017-08-03T10:28:39Z",
              "ms": 1501756118894.4912
            },
            "end": {
              "local": "2017-08-03T13:16:39+02:00",
              "utc": "2017-08-03T11:16:39Z",
              "ms": 1501758998894.4912
            }
          },
          "covered_min": 9,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-08-04",
          "window": {
            "start": {
              "local": "2017-08-04T12:28:34+02:00",
              "utc": "2017-08-04T10:28:34Z",
              "ms": 1501842513597.0547
            },
            "end": {
              "local": "2017-08-04T13:16:34+02:00",
              "utc": "2017-08-04T11:16:34Z",
              "ms": 1501845393597.0547
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "purvaviddha",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 13:07 on Thu 3 Aug to 15:22 on Fri 4 Aug.",
          "fact": "2017-08-03T11:07:10Z → 2017-08-04T13:22:23Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 3rd, 12:29–13:17 on the 4th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 9 of 48 minutes on the 3rd and 48 of 48 on the 4th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Both middays qualify. Pūrvaviddhā: the first is taken.",
          "fact": "priority: purvaviddha → purvaviddha · margin 569 s"
        },
        {
          "step": "ruling",
          "text": "Dāmodara Dvādaśī, Cape Town, 2017: Thursday 3 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "damodara-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Buddha dvadasi, Damodara dvadasi (purvaviddha), Visnu-pavitraropana."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Dāmodara Dvādaśī 2017 falls on Thursday 3 August. Dvādaśī runs from 13:07 on Thu 3 Aug to 15:22 on Fri 4 Aug and covers 9 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/damodara-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-08-04",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-04",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 2876,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-08-04T15:22:23+02:00",
          "utc": "2017-08-04T13:22:23Z",
          "ms": 1501852943144.2961
        },
        "end": {
          "local": "2017-08-05T17:21:30+02:00",
          "utc": "2017-08-05T15:21:30Z",
          "ms": 1501946489548.8506
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-04T15:22:23+02:00",
          "utc": "2017-08-04T13:22:23Z",
          "ms": 1501852943144.2961
        },
        "end": {
          "local": "2017-08-05T17:21:30+02:00",
          "utc": "2017-08-05T15:21:30Z",
          "ms": 1501946489548.8506
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-08-04",
          "window": {
            "start": {
              "local": "2017-08-04T18:08:44+02:00",
              "utc": "2017-08-04T16:08:44Z",
              "ms": 1501862923804.8252
            },
            "end": {
              "local": "2017-08-04T19:56:18+02:00",
              "utc": "2017-08-04T17:56:18Z",
              "ms": 1501869377886.0605
            }
          },
          "covered_min": 108,
          "window_min": 108,
          "qualifies": true
        },
        {
          "local_date": "2017-08-05",
          "window": {
            "start": {
              "local": "2017-08-05T18:09:26+02:00",
              "utc": "2017-08-05T16:09:26Z",
              "ms": 1501949365955.2522
            },
            "end": {
              "local": "2017-08-05T19:56:47+02:00",
              "utc": "2017-08-05T17:56:47Z",
              "ms": 1501955807053.3796
            }
          },
          "covered_min": 0,
          "window_min": 107,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 15:22 on Fri 4 Aug to 17:21 on Sat 5 Aug.",
          "fact": "2017-08-04T13:22:23Z → 2017-08-05T15:21:30Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:09–19:56 on the 4th, 18:09–19:57 on the 5th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 4th and 0 of 107 on the 5th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 2876 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Friday 4 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-04",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-04",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Friday 4 August. Trayodaśī runs from 15:22 on Fri 4 Aug to 17:21 on Sat 5 Aug and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-08-04",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/raksha-bandhana",
      "festival": "raksha-bandhana",
      "name": "Rakṣā Bandhana",
      "everyday": "Rakhi",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-07",
      "confidence": "boundary",
      "boundary_reasons": [
        "margin"
      ],
      "boundary_margin_s": 261,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-08-06T18:58:44+02:00",
          "utc": "2017-08-06T16:58:44Z",
          "ms": 1502038723582.0156
        },
        "end": {
          "local": "2017-08-07T20:10:37+02:00",
          "utc": "2017-08-07T18:10:37Z",
          "ms": 1502129436993.7092
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "second-half",
        "start": {
          "local": "2017-08-07T07:37:59+02:00",
          "utc": "2017-08-07T05:37:59Z",
          "ms": 1502084278733.5225
        },
        "end": {
          "local": "2017-08-07T20:10:37+02:00",
          "utc": "2017-08-07T18:10:37Z",
          "ms": 1502129436993.7092
        }
      },
      "kaala": "day",
      "days": [
        {
          "local_date": "2017-08-06",
          "window": {
            "start": {
              "local": "2017-08-06T07:34:34+02:00",
              "utc": "2017-08-06T05:34:34Z",
              "ms": 1501997674191.2073
            },
            "end": {
              "local": "2017-08-07T07:33:38+02:00",
              "utc": "2017-08-07T05:33:38Z",
              "ms": 1502084017746.7434
            }
          },
          "covered_min": 0,
          "window_min": 1439,
          "qualifies": false
        },
        {
          "local_date": "2017-08-07",
          "window": {
            "start": {
              "local": "2017-08-07T07:33:38+02:00",
              "utc": "2017-08-07T05:33:38Z",
              "ms": 1502084017746.7434
            },
            "end": {
              "local": "2017-08-08T07:32:40+02:00",
              "utc": "2017-08-08T05:32:40Z",
              "ms": 1502170360107.3452
            }
          },
          "covered_min": 753,
          "window_min": 1439,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 18:59 on Sun 6 Aug to 20:11 on Mon 7 Aug. Its second half begins at 07:38 on Mon 7 Aug.",
          "fact": "2017-08-06T16:58:44Z → 2017-08-07T18:10:37Z · second half from 2017-08-07T05:37:59Z"
        },
        {
          "step": "kaala",
          "text": "The day runs from sunrise to the next sunrise: from 07:35 on the 6th, and from 07:34 on the 7th.",
          "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "The second half of Pūrṇimā must be present during the day. It covers 0 of 1439 minutes on the 6th and 753 of 1439 on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one day qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 261 s < 300 s"
        },
        {
          "step": "ruling",
          "text": "Rakṣā Bandhana, Cape Town, 2017: Monday 7 August.",
          "fact": "confidence: boundary (margin)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "raksha-bandhana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana"
          }
        ],
        "kaala": "day",
        "priority": "unstated",
        "when_absent": "unstated",
        "half": "second"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-07",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-07",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Rakṣā Bandhana (Rakhi) 2017 falls on Monday 7 August. The second half of Pūrṇimā runs from 07:38 on Mon 7 Aug to 20:11 on Mon 7 Aug and lies within that day, sunrise to sunrise. It is 4 min 21 s from a threshold: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/raksha-bandhana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rishi-tarpana",
      "festival": "rishi-tarpana",
      "name": "Ṛṣi Tarpaṇa",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-07",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 20542,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-08-06T18:58:44+02:00",
          "utc": "2017-08-06T16:58:44Z",
          "ms": 1502038723582.0156
        },
        "end": {
          "local": "2017-08-07T20:10:37+02:00",
          "utc": "2017-08-07T18:10:37Z",
          "ms": 1502129436993.7092
        },
        "month": {
          "amanta": 4,
          "purnimanta": 4,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Śrāvaṇa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-06T18:58:44+02:00",
          "utc": "2017-08-06T16:58:44Z",
          "ms": 1502038723582.0156
        },
        "end": {
          "local": "2017-08-07T20:10:37+02:00",
          "utc": "2017-08-07T18:10:37Z",
          "ms": 1502129436993.7092
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-06",
          "window": {
            "start": {
              "local": "2017-08-06T12:28:21+02:00",
              "utc": "2017-08-06T10:28:21Z",
              "ms": 1502015301163.6653
            },
            "end": {
              "local": "2017-08-06T13:16:21+02:00",
              "utc": "2017-08-06T11:16:21Z",
              "ms": 1502018181163.6653
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-07",
          "window": {
            "start": {
              "local": "2017-08-07T12:28:14+02:00",
              "utc": "2017-08-07T10:28:14Z",
              "ms": 1502101694041.4253
            },
            "end": {
              "local": "2017-08-07T13:16:14+02:00",
              "utc": "2017-08-07T11:16:14Z",
              "ms": 1502104574041.4253
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 18:59 on Sun 6 Aug to 20:11 on Mon 7 Aug.",
          "fact": "2017-08-06T16:58:44Z → 2017-08-07T18:10:37Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 6th, 12:28–13:16 on the 7th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 20542 s"
        },
        {
          "step": "ruling",
          "text": "Ṛṣi Tarpaṇa, Cape Town, 2017: Monday 7 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rishi-tarpana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana"
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-07",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-07",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ṛṣi Tarpaṇa 2017 falls on Monday 7 August. Pūrṇimā runs from 18:59 on Sun 6 Aug to 20:11 on Mon 7 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rishi-tarpana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ashunya-shayana-vrata",
      "festival": "ashunya-shayana-vrata",
      "name": "Aśūnya Śayana Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-09",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 4281,
      "anga": {
        "type": "tithi",
        "index": 16,
        "key": "dvitiya",
        "name": "Dvitīyā",
        "start": {
          "local": "2017-08-08T20:55:30+02:00",
          "utc": "2017-08-08T18:55:30Z",
          "ms": 1502218530305.0312
        },
        "end": {
          "local": "2017-08-09T21:12:59+02:00",
          "utc": "2017-08-09T19:12:59Z",
          "ms": 1502305979207.4773
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-08T20:55:30+02:00",
          "utc": "2017-08-08T18:55:30Z",
          "ms": 1502218530305.0312
        },
        "end": {
          "local": "2017-08-09T21:12:59+02:00",
          "utc": "2017-08-09T19:12:59Z",
          "ms": 1502305979207.4773
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-08-08",
          "window": {
            "start": {
              "local": "2017-08-08T19:02:57+02:00",
              "utc": "2017-08-08T17:02:57Z",
              "ms": 1502211776727.2153
            },
            "end": {
              "local": "2017-08-08T19:02:57+02:00",
              "utc": "2017-08-08T17:02:57Z",
              "ms": 1502211776727.2153
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-08-09",
          "window": {
            "start": {
              "local": "2017-08-09T20:01:38+02:00",
              "utc": "2017-08-09T18:01:38Z",
              "ms": 1502301697737.1172
            },
            "end": {
              "local": "2017-08-09T20:01:38+02:00",
              "utc": "2017-08-09T18:01:38Z",
              "ms": 1502301697737.1172
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvitīyā runs from 20:56 on Tue 8 Aug to 21:13 on Wed 9 Aug.",
          "fact": "2017-08-08T18:55:30Z → 2017-08-09T19:12:59Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 19:03 on the 8th and 20:02 on the 9th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Dvitīyā must be current at moonrise. It is not on the 8th and is on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 4281 s"
        },
        {
          "step": "ruling",
          "text": "Aśūnya Śayana Vrata, Cape Town, 2017: Wednesday 9 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ashunya-shayana-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 2 Asunyasayana vrata (Dvitiya current at moonrise; if occurs on two successive days, it is to be observed on the second day)."
          }
        ],
        "kaala": "moonrise",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-09",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-09",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Aśūnya Śayana Vrata 2017 falls on Wednesday 9 August. Dvitīyā runs from 20:56 on Tue 8 Aug to 21:13 on Wed 9 Aug and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ashunya-shayana-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/kajjali-tritiya",
      "festival": "kajjali-tritiya",
      "name": "Kajjalī Tṛtīyā",
      "everyday": "Kajari Teej",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-10",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 28056,
      "anga": {
        "type": "tithi",
        "index": 17,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-08-09T21:12:59+02:00",
          "utc": "2017-08-09T19:12:59Z",
          "ms": 1502305979207.4773
        },
        "end": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-09T21:12:59+02:00",
          "utc": "2017-08-09T19:12:59Z",
          "ms": 1502305979207.4773
        },
        "end": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-09",
          "window": {
            "start": {
              "local": "2017-08-09T12:27:58+02:00",
              "utc": "2017-08-09T10:27:58Z",
              "ms": 1502274478027.6904
            },
            "end": {
              "local": "2017-08-09T13:15:58+02:00",
              "utc": "2017-08-09T11:15:58Z",
              "ms": 1502277358027.6904
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-10",
          "window": {
            "start": {
              "local": "2017-08-10T12:27:49+02:00",
              "utc": "2017-08-10T10:27:49Z",
              "ms": 1502360869155.518
            },
            "end": {
              "local": "2017-08-10T13:15:49+02:00",
              "utc": "2017-08-10T11:15:49Z",
              "ms": 1502363749155.518
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 21:13 on Wed 9 Aug to 21:03 on Thu 10 Aug.",
          "fact": "2017-08-09T19:12:59Z → 2017-08-10T19:03:26Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 9th, 12:28–13:16 on the 10th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 28056 s"
        },
        {
          "step": "ruling",
          "text": "Kajjalī Tṛtīyā, Cape Town, 2017: Thursday 10 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "kajjali-tritiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-10",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-10",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kajjalī Tṛtīyā (Kajari Teej) 2017 falls on Thursday 10 August. Tṛtīyā runs from 21:13 on Wed 9 Aug to 21:03 on Thu 10 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/kajjali-tritiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-08-10",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-10",
      "confidence": "boundary",
      "boundary_reasons": [
        "margin",
        "absent-unstated"
      ],
      "boundary_margin_s": 129,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        },
        "end": {
          "local": "2017-08-11T20:27:38+02:00",
          "utc": "2017-08-11T18:27:38Z",
          "ms": 1502476058405.1975
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        },
        "end": {
          "local": "2017-08-11T20:27:38+02:00",
          "utc": "2017-08-11T18:27:38Z",
          "ms": 1502476058405.1975
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-08-10",
          "window": {
            "start": {
              "local": "2017-08-10T21:01:16+02:00",
              "utc": "2017-08-10T19:01:16Z",
              "ms": 1502391676317.2432
            },
            "end": {
              "local": "2017-08-10T21:01:16+02:00",
              "utc": "2017-08-10T19:01:16Z",
              "ms": 1502391676317.2432
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-08-11",
          "window": {
            "start": {
              "local": "2017-08-11T22:01:51+02:00",
              "utc": "2017-08-11T20:01:51Z",
              "ms": 1502481710785.2827
            },
            "end": {
              "local": "2017-08-11T22:01:51+02:00",
              "utc": "2017-08-11T20:01:51Z",
              "ms": 1502481710785.2827
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 21:03 on Thu 10 Aug to 20:28 on Fri 11 Aug.",
          "fact": "2017-08-10T19:03:26Z → 2017-08-11T18:27:38Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:01 on the 10th and 22:02 on the 11th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 10th and is not on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Neither moonrise qualifies. The day the tithi falls on is taken.",
          "fact": "priority: unstated → tithi-day · margin 129 s < 300 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Thursday 10 August.",
          "fact": "confidence: boundary (margin, absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-10",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-10",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Thursday 10 August. Caturthī runs from 21:03 on Thu 10 Aug to 20:28 on Fri 11 Aug, and is current at moonrise on neither day. It is 2 min 09 s from a threshold: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-08-10",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/bahula-chaturthi",
      "festival": "bahula-chaturthi",
      "name": "Bahulā Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-11",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 8039,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        },
        "end": {
          "local": "2017-08-11T20:27:38+02:00",
          "utc": "2017-08-11T18:27:38Z",
          "ms": 1502476058405.1975
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-10T21:03:26+02:00",
          "utc": "2017-08-10T19:03:26Z",
          "ms": 1502391805642.2817
        },
        "end": {
          "local": "2017-08-11T20:27:38+02:00",
          "utc": "2017-08-11T18:27:38Z",
          "ms": 1502476058405.1975
        }
      },
      "kaala": "sayahna",
      "days": [
        {
          "local_date": "2017-08-10",
          "window": {
            "start": {
              "local": "2017-08-10T16:04:30+02:00",
              "utc": "2017-08-10T14:04:30Z",
              "ms": 1502373869837.4038
            },
            "end": {
              "local": "2017-08-10T18:12:57+02:00",
              "utc": "2017-08-10T16:12:57Z",
              "ms": 1502381576958.6611
            }
          },
          "covered_min": 0,
          "window_min": 128,
          "qualifies": false
        },
        {
          "local_date": "2017-08-11",
          "window": {
            "start": {
              "local": "2017-08-11T16:04:51+02:00",
              "utc": "2017-08-11T14:04:51Z",
              "ms": 1502460291377.621
            },
            "end": {
              "local": "2017-08-11T18:13:39+02:00",
              "utc": "2017-08-11T16:13:39Z",
              "ms": 1502468019149.079
            }
          },
          "covered_min": 129,
          "window_min": 129,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 21:03 on Thu 10 Aug to 20:28 on Fri 11 Aug.",
          "fact": "2017-08-10T19:03:26Z → 2017-08-11T18:27:38Z"
        },
        {
          "step": "kaala",
          "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:04–18:13 on the 10th, 16:05–18:14 on the 11th.",
          "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during sāyāhna. It covers 0 of 128 minutes on the 10th and 129 of 129 on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one late afternoon qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 8039 s"
        },
        {
          "step": "ruling",
          "text": "Bahulā Caturthī, Cape Town, 2017: Friday 11 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "bahula-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)."
          }
        ],
        "kaala": "sayahna",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-11",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-11",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Bahulā Caturthī 2017 falls on Friday 11 August. Caturthī runs from 21:03 on Thu 10 Aug to 20:28 on Fri 11 Aug and covers all of sāyāhna that late afternoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/bahula-chaturthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/hala-shashthi",
      "festival": "hala-shashthi",
      "name": "Hala Ṣaṣṭhī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 17210,
      "anga": {
        "type": "tithi",
        "index": 20,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-08-12T19:26:44+02:00",
          "utc": "2017-08-12T17:26:44Z",
          "ms": 1502558804413.3376
        },
        "end": {
          "local": "2017-08-13T18:02:09+02:00",
          "utc": "2017-08-13T16:02:09Z",
          "ms": 1502640129186.4631
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-12T19:26:44+02:00",
          "utc": "2017-08-12T17:26:44Z",
          "ms": 1502558804413.3376
        },
        "end": {
          "local": "2017-08-13T18:02:09+02:00",
          "utc": "2017-08-13T16:02:09Z",
          "ms": 1502640129186.4631
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-12",
          "window": {
            "start": {
              "local": "2017-08-12T12:27:30+02:00",
              "utc": "2017-08-12T10:27:30Z",
              "ms": 1502533649733.4155
            },
            "end": {
              "local": "2017-08-12T13:15:30+02:00",
              "utc": "2017-08-12T11:15:30Z",
              "ms": 1502536529733.4155
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-13",
          "window": {
            "start": {
              "local": "2017-08-13T12:27:19+02:00",
              "utc": "2017-08-13T10:27:19Z",
              "ms": 1502620039205.574
            },
            "end": {
              "local": "2017-08-13T13:15:19+02:00",
              "utc": "2017-08-13T11:15:19Z",
              "ms": 1502622919205.574
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 19:27 on Sat 12 Aug to 18:02 on Sun 13 Aug.",
          "fact": "2017-08-12T17:26:44Z → 2017-08-13T16:02:09Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 12th, 12:27–13:15 on the 13th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 17210 s"
        },
        {
          "step": "ruling",
          "text": "Hala Ṣaṣṭhī, Cape Town, 2017: Sunday 13 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "hala-shashthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 6 Hala sasthi (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-13",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Hala Ṣaṣṭhī 2017 falls on Sunday 13 August. Ṣaṣṭhī runs from 19:27 on Sat 12 Aug to 18:02 on Sun 13 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/hala-shashthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/janmashtami",
      "festival": "janmashtami",
      "name": "Janmāṣṭamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29452,
      "anga": {
        "type": "tithi",
        "index": 22,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-08-14T16:15:44+02:00",
          "utc": "2017-08-14T14:15:44Z",
          "ms": 1502720143550.5798
        },
        "end": {
          "local": "2017-08-15T14:09:53+02:00",
          "utc": "2017-08-15T12:09:53Z",
          "ms": 1502798992981.024
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-14T16:15:44+02:00",
          "utc": "2017-08-14T14:15:44Z",
          "ms": 1502720143550.5798
        },
        "end": {
          "local": "2017-08-15T14:09:53+02:00",
          "utc": "2017-08-15T12:09:53Z",
          "ms": 1502798992981.024
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-08-14",
          "window": {
            "start": {
              "local": "2017-08-15T00:26:36+02:00",
              "utc": "2017-08-14T22:26:36Z",
              "ms": 1502749595529.6099
            },
            "end": {
              "local": "2017-08-15T01:14:36+02:00",
              "utc": "2017-08-14T23:14:36Z",
              "ms": 1502752475529.6099
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-08-15",
          "window": {
            "start": {
              "local": "2017-08-16T00:26:23+02:00",
              "utc": "2017-08-15T22:26:23Z",
              "ms": 1502835983464.577
            },
            "end": {
              "local": "2017-08-16T01:14:23+02:00",
              "utc": "2017-08-15T23:14:23Z",
              "ms": 1502838863464.577
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 16:16 on Mon 14 Aug to 14:10 on Tue 15 Aug.",
          "fact": "2017-08-14T14:15:44Z → 2017-08-15T12:09:53Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:27–01:15 on the 14th, 00:26–01:14 on the 15th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during niśītha. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 29452 s"
        },
        {
          "step": "ruling",
          "text": "Janmāṣṭamī, Cape Town, 2017: Monday 14 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "janmashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami."
          }
        ],
        "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.",
        "kaala": "nishita",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Janmāṣṭamī 2017 falls on Monday 14 August. Aṣṭamī runs from 16:16 on Mon 14 Aug to 14:10 on Tue 15 Aug and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/janmashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shitala-saptami",
      "festival": "shitala-saptami",
      "name": "Śītalā Saptamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 10835,
      "anga": {
        "type": "tithi",
        "index": 21,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-08-13T18:02:09+02:00",
          "utc": "2017-08-13T16:02:09Z",
          "ms": 1502640129186.4631
        },
        "end": {
          "local": "2017-08-14T16:15:44+02:00",
          "utc": "2017-08-14T14:15:44Z",
          "ms": 1502720143550.5798
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-13T18:02:09+02:00",
          "utc": "2017-08-13T16:02:09Z",
          "ms": 1502640129186.4631
        },
        "end": {
          "local": "2017-08-14T16:15:44+02:00",
          "utc": "2017-08-14T14:15:44Z",
          "ms": 1502720143550.5798
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-13",
          "window": {
            "start": {
              "local": "2017-08-13T12:27:19+02:00",
              "utc": "2017-08-13T10:27:19Z",
              "ms": 1502620039205.574
            },
            "end": {
              "local": "2017-08-13T13:15:19+02:00",
              "utc": "2017-08-13T11:15:19Z",
              "ms": 1502622919205.574
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-14",
          "window": {
            "start": {
              "local": "2017-08-14T12:27:08+02:00",
              "utc": "2017-08-14T10:27:08Z",
              "ms": 1502706428147.919
            },
            "end": {
              "local": "2017-08-14T13:15:08+02:00",
              "utc": "2017-08-14T11:15:08Z",
              "ms": 1502709308147.919
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 18:02 on Sun 13 Aug to 16:16 on Mon 14 Aug.",
          "fact": "2017-08-13T16:02:09Z → 2017-08-14T14:15:44Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 13th, 12:27–13:15 on the 14th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 48 of 48 on the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 10835 s"
        },
        {
          "step": "ruling",
          "text": "Śītalā Saptamī, Cape Town, 2017: Monday 14 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shitala-saptami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 7 Sitala saptami (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śītalā Saptamī 2017 falls on Monday 14 August. Saptamī runs from 18:02 on Sun 13 Aug to 16:16 on Mon 14 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shitala-saptami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-08-17",
      "festival": "ekadashi",
      "name": "Ajā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-17",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 3037,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-08-17T09:13:21+02:00",
          "utc": "2017-08-17T07:13:21Z",
          "ms": 1502954001329.305
        },
        "end": {
          "local": "2017-08-18T06:31:27+02:00",
          "utc": "2017-08-18T04:31:27Z",
          "ms": 1503030686552.0671
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-17T09:13:21+02:00",
          "utc": "2017-08-17T07:13:21Z",
          "ms": 1502954001329.305
        },
        "end": {
          "local": "2017-08-18T06:31:27+02:00",
          "utc": "2017-08-18T04:31:27Z",
          "ms": 1503030686552.0671
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-08-17",
          "window": {
            "start": {
              "local": "2017-08-17T07:23:12+02:00",
              "utc": "2017-08-17T05:23:12Z",
              "ms": 1502947392095.6882
            },
            "end": {
              "local": "2017-08-17T07:23:12+02:00",
              "utc": "2017-08-17T05:23:12Z",
              "ms": 1502947392095.6882
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-08-18",
          "window": {
            "start": {
              "local": "2017-08-18T07:22:04+02:00",
              "utc": "2017-08-18T05:22:04Z",
              "ms": 1503033724006.5583
            },
            "end": {
              "local": "2017-08-18T07:22:04+02:00",
              "utc": "2017-08-18T05:22:04Z",
              "ms": 1503033724006.5583
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 09:13 on Thu 17 Aug to 06:31 on Fri 18 Aug.",
          "fact": "2017-08-17T07:13:21Z → 2017-08-18T04:31:27Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:23 on the 17th and 07:22 on the 18th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 17th and is not on the 18th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Neither sunrise qualifies. The day the tithi falls on is taken.",
          "fact": "priority: paraviddha → tithi-day · margin 3037 s"
        },
        {
          "step": "ruling",
          "text": "Ajā Ekādaśī, Cape Town, 2017: Thursday 17 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-17",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-17",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ajā Ekādaśī 2017 falls on Thursday 17 August. Ekādaśī runs from 09:13 on Thu 17 Aug to 06:31 on Fri 18 Aug, and is current at sunrise on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-08-17",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-08-19",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-19",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 18295,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-08-19T03:47:38+02:00",
          "utc": "2017-08-19T01:47:38Z",
          "ms": 1503107258352.2913
        },
        "end": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-19T03:47:38+02:00",
          "utc": "2017-08-19T01:47:38Z",
          "ms": 1503107258352.2913
        },
        "end": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-08-18",
          "window": {
            "start": {
              "local": "2017-08-18T18:18:34+02:00",
              "utc": "2017-08-18T16:18:34Z",
              "ms": 1503073113641.428
            },
            "end": {
              "local": "2017-08-18T20:02:52+02:00",
              "utc": "2017-08-18T18:02:52Z",
              "ms": 1503079372491.3945
            }
          },
          "covered_min": 0,
          "window_min": 104,
          "qualifies": false
        },
        {
          "local_date": "2017-08-19",
          "window": {
            "start": {
              "local": "2017-08-19T18:19:16+02:00",
              "utc": "2017-08-19T16:19:16Z",
              "ms": 1503159555514.25
            },
            "end": {
              "local": "2017-08-19T20:03:19+02:00",
              "utc": "2017-08-19T18:03:19Z",
              "ms": 1503165799465.403
            }
          },
          "covered_min": 104,
          "window_min": 104,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 03:48 on Sat 19 Aug to 01:08 on Sun 20 Aug.",
          "fact": "2017-08-19T01:47:38Z → 2017-08-19T23:08:14Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:19–20:03 on the 18th, 18:19–20:03 on the 19th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 18th and 104 of 104 on the 19th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 18295 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Saturday 19 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-19",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-19",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Saturday 19 August. Trayodaśī runs from 03:48 on Sat 19 Aug to 01:08 on Sun 20 Aug and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-08-19",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-08-19",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-19",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 316,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        },
        "end": {
          "local": "2017-08-20T22:40:04+02:00",
          "utc": "2017-08-20T20:40:04Z",
          "ms": 1503261603504.048
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        },
        "end": {
          "local": "2017-08-20T22:40:04+02:00",
          "utc": "2017-08-20T20:40:04Z",
          "ms": 1503261603504.048
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-08-19",
          "window": {
            "start": {
              "local": "2017-08-20T00:25:30+02:00",
              "utc": "2017-08-19T22:25:30Z",
              "ms": 1503181530331.0742
            },
            "end": {
              "local": "2017-08-20T01:13:30+02:00",
              "utc": "2017-08-19T23:13:30Z",
              "ms": 1503184410331.0742
            }
          },
          "covered_min": 5,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-08-20",
          "window": {
            "start": {
              "local": "2017-08-21T00:25:16+02:00",
              "utc": "2017-08-20T22:25:16Z",
              "ms": 1503267915869.6416
            },
            "end": {
              "local": "2017-08-21T01:13:16+02:00",
              "utc": "2017-08-20T23:13:16Z",
              "ms": 1503270795869.6416
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 01:08 on Sun 20 Aug to 22:40 on Sun 20 Aug.",
          "fact": "2017-08-19T23:08:14Z → 2017-08-20T20:40:04Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:26–01:14 on the 19th, 00:25–01:13 on the 20th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 5 of 48 minutes on the 19th and 0 of 48 on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 316 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Saturday 19 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-19",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-19",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Saturday 19 August. Caturdaśī runs from 01:08 on Sun 20 Aug to 22:40 on Sun 20 Aug and covers 5 of 48 minutes of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-08-19",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/aghora-chaturdashi",
      "festival": "aghora-chaturdashi",
      "name": "Aghora Caturdaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 9377,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        },
        "end": {
          "local": "2017-08-20T22:40:04+02:00",
          "utc": "2017-08-20T20:40:04Z",
          "ms": 1503261603504.048
        },
        "month": {
          "amanta": 4,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Śrāvaṇa",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-20T01:08:14+02:00",
          "utc": "2017-08-19T23:08:14Z",
          "ms": 1503184094452.6033
        },
        "end": {
          "local": "2017-08-20T22:40:04+02:00",
          "utc": "2017-08-20T20:40:04Z",
          "ms": 1503261603504.048
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-08-19",
          "window": {
            "start": {
              "local": "2017-08-19T18:19:16+02:00",
              "utc": "2017-08-19T16:19:16Z",
              "ms": 1503159555514.25
            },
            "end": {
              "local": "2017-08-19T20:03:19+02:00",
              "utc": "2017-08-19T18:03:19Z",
              "ms": 1503165799465.403
            }
          },
          "covered_min": 0,
          "window_min": 104,
          "qualifies": false
        },
        {
          "local_date": "2017-08-20",
          "window": {
            "start": {
              "local": "2017-08-20T18:19:57+02:00",
              "utc": "2017-08-20T16:19:57Z",
              "ms": 1503245997314.8474
            },
            "end": {
              "local": "2017-08-20T20:03:46+02:00",
              "utc": "2017-08-20T18:03:46Z",
              "ms": 1503252226262.7925
            }
          },
          "covered_min": 104,
          "window_min": 104,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 01:08 on Sun 20 Aug to 22:40 on Sun 20 Aug.",
          "fact": "2017-08-19T23:08:14Z → 2017-08-20T20:40:04Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:19–20:03 on the 19th, 18:20–20:04 on the 20th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 19th and 104 of 104 on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 9377 s"
        },
        {
          "step": "ruling",
          "text": "Aghora Caturdaśī, Cape Town, 2017: Sunday 20 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "aghora-chaturdashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 14 Aghora caturdasi (pradosa vyapini)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Aghora Caturdaśī 2017 falls on Sunday 20 August. Caturdaśī runs from 01:08 on Sun 20 Aug to 22:40 on Sun 20 Aug and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/aghora-chaturdashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rudra-vrata",
      "festival": "rudra-vrata",
      "name": "Rudra Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 19934,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-08-21T20:30:10+02:00",
          "utc": "2017-08-21T18:30:10Z",
          "ms": 1503340210355.0076
        },
        "end": {
          "local": "2017-08-22T18:45:36+02:00",
          "utc": "2017-08-22T16:45:36Z",
          "ms": 1503420335614.5942
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-21T20:30:10+02:00",
          "utc": "2017-08-21T18:30:10Z",
          "ms": 1503340210355.0076
        },
        "end": {
          "local": "2017-08-22T18:45:36+02:00",
          "utc": "2017-08-22T16:45:36Z",
          "ms": 1503420335614.5942
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-21",
          "window": {
            "start": {
              "local": "2017-08-21T12:25:37+02:00",
              "utc": "2017-08-21T10:25:37Z",
              "ms": 1503311136730.0317
            },
            "end": {
              "local": "2017-08-21T13:13:37+02:00",
              "utc": "2017-08-21T11:13:37Z",
              "ms": 1503314016730.0317
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-22",
          "window": {
            "start": {
              "local": "2017-08-22T12:25:22+02:00",
              "utc": "2017-08-22T10:25:22Z",
              "ms": 1503397521769.0835
            },
            "end": {
              "local": "2017-08-22T13:13:22+02:00",
              "utc": "2017-08-22T11:13:22Z",
              "ms": 1503400401769.0835
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 20:30 on Mon 21 Aug to 18:46 on Tue 22 Aug.",
          "fact": "2017-08-21T18:30:10Z → 2017-08-22T16:45:36Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 21st, 12:25–13:13 on the 22nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 19934 s"
        },
        {
          "step": "ruling",
          "text": "Rudra Vrata, Cape Town, 2017: Tuesday 22 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rudra-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Rudra vrata (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rudra Vrata 2017 falls on Tuesday 22 August. Pratipadā runs from 20:30 on Mon 21 Aug to 18:46 on Tue 22 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rudra-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/haritalika-vrata",
      "festival": "haritalika-vrata",
      "name": "Haritālikā Vrata",
      "everyday": "Hartalika Teej",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13454,
      "anga": {
        "type": "tithi",
        "index": 2,
        "key": "tritiya",
        "name": "Tṛtīyā",
        "start": {
          "local": "2017-08-23T17:32:48+02:00",
          "utc": "2017-08-23T15:32:48Z",
          "ms": 1503502367557.4585
        },
        "end": {
          "local": "2017-08-24T16:57:05+02:00",
          "utc": "2017-08-24T14:57:05Z",
          "ms": 1503586624715.7444
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-23T17:32:48+02:00",
          "utc": "2017-08-23T15:32:48Z",
          "ms": 1503502367557.4585
        },
        "end": {
          "local": "2017-08-24T16:57:05+02:00",
          "utc": "2017-08-24T14:57:05Z",
          "ms": 1503586624715.7444
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-23",
          "window": {
            "start": {
              "local": "2017-08-23T12:25:06+02:00",
              "utc": "2017-08-23T10:25:06Z",
              "ms": 1503483906357.148
            },
            "end": {
              "local": "2017-08-23T13:13:06+02:00",
              "utc": "2017-08-23T11:13:06Z",
              "ms": 1503486786357.148
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-24",
          "window": {
            "start": {
              "local": "2017-08-24T12:24:51+02:00",
              "utc": "2017-08-24T10:24:51Z",
              "ms": 1503570290503.8647
            },
            "end": {
              "local": "2017-08-24T13:12:51+02:00",
              "utc": "2017-08-24T11:12:51Z",
              "ms": 1503573170503.8647
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Tṛtīyā runs from 17:33 on Wed 23 Aug to 16:57 on Thu 24 Aug.",
          "fact": "2017-08-23T15:32:48Z → 2017-08-24T14:57:05Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 23rd, 12:25–13:13 on the 24th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 13454 s"
        },
        {
          "step": "ruling",
          "text": "Haritālikā Vrata, Cape Town, 2017: Thursday 24 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "haritalika-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Haritālikā Vrata (Hartalika Teej) 2017 falls on Thursday 24 August. Tṛtīyā runs from 17:33 on Wed 23 Aug to 16:57 on Thu 24 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/haritalika-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ganesha-chaturthi",
      "festival": "ganesha-chaturthi",
      "name": "Gaṇeśa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13454,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-08-24T16:57:05+02:00",
          "utc": "2017-08-24T14:57:05Z",
          "ms": 1503586624715.7444
        },
        "end": {
          "local": "2017-08-25T17:01:49+02:00",
          "utc": "2017-08-25T15:01:49Z",
          "ms": 1503673309459.641
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-24T16:57:05+02:00",
          "utc": "2017-08-24T14:57:05Z",
          "ms": 1503586624715.7444
        },
        "end": {
          "local": "2017-08-25T17:01:49+02:00",
          "utc": "2017-08-25T15:01:49Z",
          "ms": 1503673309459.641
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-24",
          "window": {
            "start": {
              "local": "2017-08-24T12:24:51+02:00",
              "utc": "2017-08-24T10:24:51Z",
              "ms": 1503570290503.8647
            },
            "end": {
              "local": "2017-08-24T13:12:51+02:00",
              "utc": "2017-08-24T11:12:51Z",
              "ms": 1503573170503.8647
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-25",
          "window": {
            "start": {
              "local": "2017-08-25T12:24:34+02:00",
              "utc": "2017-08-25T10:24:34Z",
              "ms": 1503656674220.0562
            },
            "end": {
              "local": "2017-08-25T13:12:34+02:00",
              "utc": "2017-08-25T11:12:34Z",
              "ms": 1503659554220.0562
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 16:57 on Thu 24 Aug to 17:02 on Fri 25 Aug.",
          "fact": "2017-08-24T14:57:05Z → 2017-08-25T15:01:49Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 24th, 12:25–13:13 on the 25th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 48 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 13454 s"
        },
        {
          "step": "ruling",
          "text": "Gaṇeśa Caturthī, Cape Town, 2017: Friday 25 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ganesha-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Gaṇeśa Caturthī 2017 falls on Friday 25 August. Caturthī runs from 16:57 on Thu 24 Aug to 17:02 on Fri 25 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ganesha-chaturthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rishi-panchami",
      "festival": "rishi-panchami",
      "name": "Ṛṣi Pañcamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-26",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13755,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-08-25T17:01:49+02:00",
          "utc": "2017-08-25T15:01:49Z",
          "ms": 1503673309459.641
        },
        "end": {
          "local": "2017-08-26T17:47:37+02:00",
          "utc": "2017-08-26T15:47:37Z",
          "ms": 1503762457153.564
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-25T17:01:49+02:00",
          "utc": "2017-08-25T15:01:49Z",
          "ms": 1503673309459.641
        },
        "end": {
          "local": "2017-08-26T17:47:37+02:00",
          "utc": "2017-08-26T15:47:37Z",
          "ms": 1503762457153.564
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-25",
          "window": {
            "start": {
              "local": "2017-08-25T12:24:34+02:00",
              "utc": "2017-08-25T10:24:34Z",
              "ms": 1503656674220.0562
            },
            "end": {
              "local": "2017-08-25T13:12:34+02:00",
              "utc": "2017-08-25T11:12:34Z",
              "ms": 1503659554220.0562
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-26",
          "window": {
            "start": {
              "local": "2017-08-26T12:24:18+02:00",
              "utc": "2017-08-26T10:24:18Z",
              "ms": 1503743057517.7637
            },
            "end": {
              "local": "2017-08-26T13:12:18+02:00",
              "utc": "2017-08-26T11:12:18Z",
              "ms": 1503745937517.7637
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 17:02 on Fri 25 Aug to 17:48 on Sat 26 Aug.",
          "fact": "2017-08-25T15:01:49Z → 2017-08-26T15:47:37Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 25th, 12:24–13:12 on the 26th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: disputed → only-day · margin 13755 s"
        },
        {
          "step": "ruling",
          "text": "Ṛṣi Pañcamī, Cape Town, 2017: Saturday 26 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rishi-panchami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Rsi pancami (madhyahnavyapini) — If occurs on two successive days, it is to be observed according to Madhava on the 1st day and according to Hemadri and Divodasa on the 2nd day"
          }
        ],
        "kaala": "madhyahna",
        "priority": "disputed",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-26",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-26",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ṛṣi Pañcamī 2017 falls on Saturday 26 August. Pañcamī runs from 17:02 on Fri 25 Aug to 17:48 on Sat 26 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rishi-panchami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/surya-shashthi-bhadrapada",
      "festival": "surya-shashthi-bhadrapada",
      "name": "Sūrya Ṣaṣṭhī (Bhādrapada)",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-27",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 16520,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-08-26T17:47:37+02:00",
          "utc": "2017-08-26T15:47:37Z",
          "ms": 1503762457153.564
        },
        "end": {
          "local": "2017-08-27T19:11:32+02:00",
          "utc": "2017-08-27T17:11:32Z",
          "ms": 1503853891815.289
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-26T17:47:37+02:00",
          "utc": "2017-08-26T15:47:37Z",
          "ms": 1503762457153.564
        },
        "end": {
          "local": "2017-08-27T19:11:32+02:00",
          "utc": "2017-08-27T17:11:32Z",
          "ms": 1503853891815.289
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-26",
          "window": {
            "start": {
              "local": "2017-08-26T12:24:18+02:00",
              "utc": "2017-08-26T10:24:18Z",
              "ms": 1503743057517.7637
            },
            "end": {
              "local": "2017-08-26T13:12:18+02:00",
              "utc": "2017-08-26T11:12:18Z",
              "ms": 1503745937517.7637
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-27",
          "window": {
            "start": {
              "local": "2017-08-27T12:24:00+02:00",
              "utc": "2017-08-27T10:24:00Z",
              "ms": 1503829440410.1895
            },
            "end": {
              "local": "2017-08-27T13:12:00+02:00",
              "utc": "2017-08-27T11:12:00Z",
              "ms": 1503832320410.1895
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 17:48 on Sat 26 Aug to 19:12 on Sun 27 Aug.",
          "fact": "2017-08-26T15:47:37Z → 2017-08-27T17:11:32Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 26th, 12:24–13:12 on the 27th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 16520 s"
        },
        {
          "step": "ruling",
          "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Cape Town, 2017: Sunday 27 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "surya-shashthi-bhadrapada",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Surya sasthi (paraviddha), Lolarka sasthi"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-27",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-27",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Sūrya Ṣaṣṭhī (Bhādrapada) 2017 falls on Sunday 27 August. Ṣaṣṭhī runs from 17:48 on Sat 26 Aug to 19:12 on Sun 27 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/surya-shashthi-bhadrapada",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/muktabharana-vrata",
      "festival": "muktabharana-vrata",
      "name": "Muktābharaṇa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 21571,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-08-27T19:11:32+02:00",
          "utc": "2017-08-27T17:11:32Z",
          "ms": 1503853891815.289
        },
        "end": {
          "local": "2017-08-28T21:06:45+02:00",
          "utc": "2017-08-28T19:06:45Z",
          "ms": 1503947205118.3074
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-27T19:11:32+02:00",
          "utc": "2017-08-27T17:11:32Z",
          "ms": 1503853891815.289
        },
        "end": {
          "local": "2017-08-28T21:06:45+02:00",
          "utc": "2017-08-28T19:06:45Z",
          "ms": 1503947205118.3074
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-27",
          "window": {
            "start": {
              "local": "2017-08-27T12:24:00+02:00",
              "utc": "2017-08-27T10:24:00Z",
              "ms": 1503829440410.1895
            },
            "end": {
              "local": "2017-08-27T13:12:00+02:00",
              "utc": "2017-08-27T11:12:00Z",
              "ms": 1503832320410.1895
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-28",
          "window": {
            "start": {
              "local": "2017-08-28T12:23:43+02:00",
              "utc": "2017-08-28T10:23:43Z",
              "ms": 1503915822911.5977
            },
            "end": {
              "local": "2017-08-28T13:11:43+02:00",
              "utc": "2017-08-28T11:11:43Z",
              "ms": 1503918702911.5977
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 19:12 on Sun 27 Aug to 21:07 on Mon 28 Aug.",
          "fact": "2017-08-27T17:11:32Z → 2017-08-28T19:06:45Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 27th, 12:24–13:12 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 21571 s"
        },
        {
          "step": "ruling",
          "text": "Muktābharaṇa Vrata, Cape Town, 2017: Monday 28 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "muktabharana-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Muktabharana vrata (purvaviddha), Lalita saptami (Bengal & Orissa)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Muktābharaṇa Vrata 2017 falls on Monday 28 August. Saptamī runs from 19:12 on Sun 27 Aug to 21:07 on Mon 28 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/muktabharana-vrata",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/radhashtami",
      "festival": "radhashtami",
      "name": "Rādhāṣṭamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-08-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 28502,
      "anga": {
        "type": "tithi",
        "index": 7,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-08-28T21:06:45+02:00",
          "utc": "2017-08-28T19:06:45Z",
          "ms": 1503947205118.3074
        },
        "end": {
          "local": "2017-08-29T23:22:56+02:00",
          "utc": "2017-08-29T21:22:56Z",
          "ms": 1504041776034.2026
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-08-28T21:06:45+02:00",
          "utc": "2017-08-28T19:06:45Z",
          "ms": 1503947205118.3074
        },
        "end": {
          "local": "2017-08-29T23:22:56+02:00",
          "utc": "2017-08-29T21:22:56Z",
          "ms": 1504041776034.2026
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-08-28",
          "window": {
            "start": {
              "local": "2017-08-28T12:23:43+02:00",
              "utc": "2017-08-28T10:23:43Z",
              "ms": 1503915822911.5977
            },
            "end": {
              "local": "2017-08-28T13:11:43+02:00",
              "utc": "2017-08-28T11:11:43Z",
              "ms": 1503918702911.5977
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-08-29",
          "window": {
            "start": {
              "local": "2017-08-29T12:23:25+02:00",
              "utc": "2017-08-29T10:23:25Z",
              "ms": 1504002205037.2085
            },
            "end": {
              "local": "2017-08-29T13:11:25+02:00",
              "utc": "2017-08-29T11:11:25Z",
              "ms": 1504005085037.2085
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 21:07 on Mon 28 Aug to 23:23 on Tue 29 Aug.",
          "fact": "2017-08-28T19:06:45Z → 2017-08-29T21:22:56Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 28th, 12:23–13:11 on the 29th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 28502 s"
        },
        {
          "step": "ruling",
          "text": "Rādhāṣṭamī, Cape Town, 2017: Tuesday 29 August.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "radhashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 8 Durvastami (purvaviddha — S 8 of saura Bhadra except Bengal), Mahalaksmi vratarambha, Radhastami (madhyahna vyapini)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-08-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-08-29",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rādhāṣṭamī 2017 falls on Tuesday 29 August. Aṣṭamī runs from 21:07 on Mon 28 Aug to 23:23 on Tue 29 Aug and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/radhashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-09-01",
      "festival": "ekadashi",
      "name": "Parivartanī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 3319,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-09-01T04:06:27+02:00",
          "utc": "2017-09-01T02:06:27Z",
          "ms": 1504231587045.0137
        },
        "end": {
          "local": "2017-09-02T06:08:09+02:00",
          "utc": "2017-09-02T04:08:09Z",
          "ms": 1504325288766.3267
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-01T04:06:27+02:00",
          "utc": "2017-09-01T02:06:27Z",
          "ms": 1504231587045.0137
        },
        "end": {
          "local": "2017-09-02T06:08:09+02:00",
          "utc": "2017-09-02T04:08:09Z",
          "ms": 1504325288766.3267
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-09-01",
          "window": {
            "start": {
              "local": "2017-09-01T07:04:47+02:00",
              "utc": "2017-09-01T05:04:47Z",
              "ms": 1504242286844.8967
            },
            "end": {
              "local": "2017-09-01T07:04:47+02:00",
              "utc": "2017-09-01T05:04:47Z",
              "ms": 1504242286844.8967
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-09-02",
          "window": {
            "start": {
              "local": "2017-09-02T07:03:28+02:00",
              "utc": "2017-09-02T05:03:28Z",
              "ms": 1504328607781.295
            },
            "end": {
              "local": "2017-09-02T07:03:28+02:00",
              "utc": "2017-09-02T05:03:28Z",
              "ms": 1504328607781.295
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 04:06 on Fri 1 Sep to 06:08 on Sat 2 Sep.",
          "fact": "2017-09-01T02:06:27Z → 2017-09-02T04:08:09Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 07:05 on the 1st and 07:03 on the 2nd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 1st and is not on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 3319 s"
        },
        {
          "step": "ruling",
          "text": "Parivartanī Ekādaśī, Cape Town, 2017: Friday 1 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Parivartanī Ekādaśī 2017 falls on Friday 1 September. Ekādaśī runs from 04:06 on Fri 1 Sep to 06:08 on Sat 2 Sep and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-09-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vamana-jayanti",
      "festival": "vamana-jayanti",
      "name": "Vāmana Jayantī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-02",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 16736,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-09-02T06:08:09+02:00",
          "utc": "2017-09-02T04:08:09Z",
          "ms": 1504325288766.3267
        },
        "end": {
          "local": "2017-09-03T07:42:55+02:00",
          "utc": "2017-09-03T05:42:55Z",
          "ms": 1504417374663.3164
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-02T06:08:09+02:00",
          "utc": "2017-09-02T04:08:09Z",
          "ms": 1504325288766.3267
        },
        "end": {
          "local": "2017-09-03T07:42:55+02:00",
          "utc": "2017-09-03T05:42:55Z",
          "ms": 1504417374663.3164
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-09-02",
          "window": {
            "start": {
              "local": "2017-09-02T12:22:10+02:00",
              "utc": "2017-09-02T10:22:10Z",
              "ms": 1504347730115.8174
            },
            "end": {
              "local": "2017-09-02T13:10:10+02:00",
              "utc": "2017-09-02T11:10:10Z",
              "ms": 1504350610115.8174
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-09-03",
          "window": {
            "start": {
              "local": "2017-09-03T12:21:51+02:00",
              "utc": "2017-09-03T10:21:51Z",
              "ms": 1504434110619.887
            },
            "end": {
              "local": "2017-09-03T13:09:51+02:00",
              "utc": "2017-09-03T11:09:51Z",
              "ms": 1504436990619.887
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 06:08 on Sat 2 Sep to 07:43 on Sun 3 Sep.",
          "fact": "2017-09-02T04:08:09Z → 2017-09-03T05:42:55Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 2nd, 12:22–13:10 on the 3rd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 16736 s"
        },
        {
          "step": "ruling",
          "text": "Vāmana Jayantī, Cape Town, 2017: Saturday 2 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vamana-jayanti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Visnuparivartanotsava, Sakrotthana (in any of the naksatras U. Asadha, Sravana & Dhanistha), Kalki dvadasi, Sravana dvadasi (when combined with naksatra Sravana), Vamana jayanti (madhyahna vyapini)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-02",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-02",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vāmana Jayantī 2017 falls on Saturday 2 September. Dvādaśī runs from 06:08 on Sat 2 Sep to 07:43 on Sun 3 Sep and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vamana-jayanti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-09-03",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 35128,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-09-03T07:42:55+02:00",
          "utc": "2017-09-03T05:42:55Z",
          "ms": 1504417374663.3164
        },
        "end": {
          "local": "2017-09-04T08:44:45+02:00",
          "utc": "2017-09-04T06:44:45Z",
          "ms": 1504507485147.4875
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-03T07:42:55+02:00",
          "utc": "2017-09-03T05:42:55Z",
          "ms": 1504417374663.3164
        },
        "end": {
          "local": "2017-09-04T08:44:45+02:00",
          "utc": "2017-09-04T06:44:45Z",
          "ms": 1504507485147.4875
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-09-03",
          "window": {
            "start": {
              "local": "2017-09-03T18:29:33+02:00",
              "utc": "2017-09-03T16:29:33Z",
              "ms": 1504456173038.1228
            },
            "end": {
              "local": "2017-09-03T20:09:43+02:00",
              "utc": "2017-09-03T18:09:43Z",
              "ms": 1504462183051.125
            }
          },
          "covered_min": 100,
          "window_min": 100,
          "qualifies": true
        },
        {
          "local_date": "2017-09-04",
          "window": {
            "start": {
              "local": "2017-09-04T18:30:14+02:00",
              "utc": "2017-09-04T16:30:14Z",
              "ms": 1504542613577.353
            },
            "end": {
              "local": "2017-09-04T20:10:07+02:00",
              "utc": "2017-09-04T18:10:07Z",
              "ms": 1504548607448.809
            }
          },
          "covered_min": 0,
          "window_min": 100,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 07:43 on Sun 3 Sep to 08:45 on Mon 4 Sep.",
          "fact": "2017-09-03T05:42:55Z → 2017-09-04T06:44:45Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:30–20:10 on the 3rd, 18:30–20:10 on the 4th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 100 of 100 minutes on the 3rd and 0 of 100 on the 4th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 35128 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Sunday 3 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Sunday 3 September. Trayodaśī runs from 07:43 on Sun 3 Sep to 08:45 on Mon 4 Sep and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-09-03",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ananta-chaturdashi",
      "festival": "ananta-chaturdashi",
      "name": "Ananta Caturdaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-04",
      "confidence": "boundary",
      "boundary_reasons": [
        "absent-unstated"
      ],
      "boundary_margin_s": 393,
      "anga": {
        "type": "tithi",
        "index": 13,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-09-04T08:44:45+02:00",
          "utc": "2017-09-04T06:44:45Z",
          "ms": 1504507485147.4875
        },
        "end": {
          "local": "2017-09-05T09:11:12+02:00",
          "utc": "2017-09-05T07:11:12Z",
          "ms": 1504595471909.2834
        },
        "month": {
          "amanta": 5,
          "purnimanta": 5,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Bhādrapada"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-04T08:44:45+02:00",
          "utc": "2017-09-04T06:44:45Z",
          "ms": 1504507485147.4875
        },
        "end": {
          "local": "2017-09-05T09:11:12+02:00",
          "utc": "2017-09-05T07:11:12Z",
          "ms": 1504595471909.2834
        }
      },
      "kaala": "udaya-3",
      "days": [
        {
          "local_date": "2017-09-04",
          "window": {
            "start": {
              "local": "2017-09-04T07:00:48+02:00",
              "utc": "2017-09-04T05:00:48Z",
              "ms": 1504501248135.6384
            },
            "end": {
              "local": "2017-09-04T09:18:41+02:00",
              "utc": "2017-09-04T07:18:41Z",
              "ms": 1504509521223.9814
            }
          },
          "covered_min": 34,
          "window_min": 138,
          "qualifies": false
        },
        {
          "local_date": "2017-09-05",
          "window": {
            "start": {
              "local": "2017-09-05T06:59:28+02:00",
              "utc": "2017-09-05T04:59:28Z",
              "ms": 1504587567613.2732
            },
            "end": {
              "local": "2017-09-05T09:17:45+02:00",
              "utc": "2017-09-05T07:17:45Z",
              "ms": 1504595864906.5522
            }
          },
          "covered_min": 132,
          "window_min": 138,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 08:45 on Mon 4 Sep to 09:11 on Tue 5 Sep.",
          "fact": "2017-09-04T06:44:45Z → 2017-09-05T07:11:12Z"
        },
        {
          "step": "kaala",
          "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 07:01–09:19 on the 4th, 06:59–09:18 on the 5th.",
          "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must hold through the first three muhūrtas after sunrise. It covers 34 of 138 minutes on the 4th and 132 of 138 on the 5th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Neither morning qualifies. The day the tithi falls on is taken.",
          "fact": "priority: unstated → tithi-day · margin 393 s"
        },
        {
          "step": "ruling",
          "text": "Ananta Caturdaśī, Cape Town, 2017: Monday 4 September.",
          "fact": "confidence: boundary (absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ananta-chaturdashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 14 Ananta caturdasi (covering three muhurtas from sunrise, but one muhurta in Bengal)."
          }
        ],
        "not_evaluated": "In Bengal the row asks for one muhūrta from sunrise; that reading is not applied.",
        "kaala": "udaya-3",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-04",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-04",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Ananta Caturdaśī 2017 falls on Monday 4 September. Caturdaśī runs from 08:45 on Mon 4 Sep to 09:11 on Tue 5 Sep, and reaches the first three muhūrtas after sunrise on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ananta-chaturdashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-09-09",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-09",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 21317,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-09-09T05:43:13+02:00",
          "utc": "2017-09-09T03:43:13Z",
          "ms": 1504928593000.5295
        },
        "end": {
          "local": "2017-09-10T03:54:47+02:00",
          "utc": "2017-09-10T01:54:47Z",
          "ms": 1505008486689.158
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-09T05:43:13+02:00",
          "utc": "2017-09-09T03:43:13Z",
          "ms": 1504928593000.5295
        },
        "end": {
          "local": "2017-09-10T03:54:47+02:00",
          "utc": "2017-09-10T01:54:47Z",
          "ms": 1505008486689.158
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-09-08",
          "window": {
            "start": {
              "local": "2017-09-08T20:55:50+02:00",
              "utc": "2017-09-08T18:55:50Z",
              "ms": 1504896949610.737
            },
            "end": {
              "local": "2017-09-08T20:55:50+02:00",
              "utc": "2017-09-08T18:55:50Z",
              "ms": 1504896949610.737
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-09-09",
          "window": {
            "start": {
              "local": "2017-09-09T21:59:30+02:00",
              "utc": "2017-09-09T19:59:30Z",
              "ms": 1504987170093.265
            },
            "end": {
              "local": "2017-09-09T21:59:30+02:00",
              "utc": "2017-09-09T19:59:30Z",
              "ms": 1504987170093.265
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 05:43 on Sat 9 Sep to 03:55 on Sun 10 Sep.",
          "fact": "2017-09-09T03:43:13Z → 2017-09-10T01:54:47Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 20:56 on the 8th and 22:00 on the 9th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 8th and is on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 21317 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Saturday 9 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-09",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-09",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Saturday 9 September. Caturthī runs from 05:43 on Sat 9 Sep to 03:55 on Sun 10 Sep and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-09-09",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/chandra-shashthi",
      "festival": "chandra-shashthi",
      "name": "Candra Ṣaṣṭhī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-10",
      "confidence": "boundary",
      "boundary_reasons": [
        "absent-unstated"
      ],
      "boundary_margin_s": 1450,
      "anga": {
        "type": "tithi",
        "index": 20,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-09-11T01:53:50+02:00",
          "utc": "2017-09-10T23:53:50Z",
          "ms": 1505087630496.985
        },
        "end": {
          "local": "2017-09-11T23:44:56+02:00",
          "utc": "2017-09-11T21:44:56Z",
          "ms": 1505166295671.6062
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-11T01:53:50+02:00",
          "utc": "2017-09-10T23:53:50Z",
          "ms": 1505087630496.985
        },
        "end": {
          "local": "2017-09-11T23:44:56+02:00",
          "utc": "2017-09-11T21:44:56Z",
          "ms": 1505166295671.6062
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-09-10",
          "window": {
            "start": {
              "local": "2017-09-10T23:04:06+02:00",
              "utc": "2017-09-10T21:04:06Z",
              "ms": 1505077446072.6028
            },
            "end": {
              "local": "2017-09-10T23:04:06+02:00",
              "utc": "2017-09-10T21:04:06Z",
              "ms": 1505077446072.6028
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-09-11",
          "window": {
            "start": {
              "local": "2017-09-12T00:09:06+02:00",
              "utc": "2017-09-11T22:09:06Z",
              "ms": 1505167745776.7568
            },
            "end": {
              "local": "2017-09-12T00:09:06+02:00",
              "utc": "2017-09-11T22:09:06Z",
              "ms": 1505167745776.7568
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 01:54 on Mon 11 Sep to 23:45 on Mon 11 Sep.",
          "fact": "2017-09-10T23:53:50Z → 2017-09-11T21:44:56Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 23:04 on the 10th and 00:09 on the 11th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 10th and is not on the 11th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Neither moonrise qualifies. The day the tithi falls on is taken.",
          "fact": "priority: purvaviddha → tithi-day · margin 1450 s"
        },
        {
          "step": "ruling",
          "text": "Candra Ṣaṣṭhī, Cape Town, 2017: Sunday 10 September.",
          "fact": "confidence: boundary (absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "chandra-shashthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day)."
          }
        ],
        "kaala": "moonrise",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-10",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-10",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Candra Ṣaṣṭhī 2017 falls on Sunday 10 September. Ṣaṣṭhī runs from 01:54 on Mon 11 Sep to 23:45 on Mon 11 Sep, and is current at moonrise on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/chandra-shashthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mahalakshmi-vrata-samapana",
      "festival": "mahalakshmi-vrata-samapana",
      "name": "Mahālakṣmī Vrata Samāpana",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-12",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13289,
      "anga": {
        "type": "tithi",
        "index": 22,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-09-12T21:31:57+02:00",
          "utc": "2017-09-12T19:31:57Z",
          "ms": 1505244717205.5725
        },
        "end": {
          "local": "2017-09-13T19:18:15+02:00",
          "utc": "2017-09-13T17:18:15Z",
          "ms": 1505323094961.0217
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-12T21:31:57+02:00",
          "utc": "2017-09-12T19:31:57Z",
          "ms": 1505244717205.5725
        },
        "end": {
          "local": "2017-09-13T19:18:15+02:00",
          "utc": "2017-09-13T17:18:15Z",
          "ms": 1505323094961.0217
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-09-12",
          "window": {
            "start": {
              "local": "2017-09-13T01:13:26+02:00",
              "utc": "2017-09-12T23:13:26Z",
              "ms": 1505258005903.0007
            },
            "end": {
              "local": "2017-09-13T01:13:26+02:00",
              "utc": "2017-09-12T23:13:26Z",
              "ms": 1505258005903.0007
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-09-13",
          "window": {
            "start": {
              "local": "2017-09-14T02:15:36+02:00",
              "utc": "2017-09-14T00:15:36Z",
              "ms": 1505348135893.7249
            },
            "end": {
              "local": "2017-09-14T02:15:36+02:00",
              "utc": "2017-09-14T00:15:36Z",
              "ms": 1505348135893.7249
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 21:32 on Tue 12 Sep to 19:18 on Wed 13 Sep.",
          "fact": "2017-09-12T19:31:57Z → 2017-09-13T17:18:15Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 01:13 on the 12th and 02:16 on the 13th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be current at moonrise. It is on the 12th and is not on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 13289 s"
        },
        {
          "step": "ruling",
          "text": "Mahālakṣmī Vrata Samāpana, Cape Town, 2017: Tuesday 12 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "mahalakshmi-vrata-samapana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja"
          }
        ],
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-12",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-12",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mahālakṣmī Vrata Samāpana 2017 falls on Tuesday 12 September. Aṣṭamī runs from 21:32 on Tue 12 Sep to 19:18 on Wed 13 Sep and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mahalakshmi-vrata-samapana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/jitashtami",
      "festival": "jitashtami",
      "name": "Jitāṣṭamī",
      "everyday": "Jitiya",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 2517,
      "anga": {
        "type": "tithi",
        "index": 22,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-09-12T21:31:57+02:00",
          "utc": "2017-09-12T19:31:57Z",
          "ms": 1505244717205.5725
        },
        "end": {
          "local": "2017-09-13T19:18:15+02:00",
          "utc": "2017-09-13T17:18:15Z",
          "ms": 1505323094961.0217
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-12T21:31:57+02:00",
          "utc": "2017-09-12T19:31:57Z",
          "ms": 1505244717205.5725
        },
        "end": {
          "local": "2017-09-13T19:18:15+02:00",
          "utc": "2017-09-13T17:18:15Z",
          "ms": 1505323094961.0217
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-09-12",
          "window": {
            "start": {
              "local": "2017-09-12T18:35:38+02:00",
              "utc": "2017-09-12T16:35:38Z",
              "ms": 1505234137726.3748
            },
            "end": {
              "local": "2017-09-12T20:13:21+02:00",
              "utc": "2017-09-12T18:13:21Z",
              "ms": 1505240000783.9155
            }
          },
          "covered_min": 0,
          "window_min": 98,
          "qualifies": false
        },
        {
          "local_date": "2017-09-13",
          "window": {
            "start": {
              "local": "2017-09-13T18:36:18+02:00",
              "utc": "2017-09-13T16:36:18Z",
              "ms": 1505320578436.8757
            },
            "end": {
              "local": "2017-09-13T20:13:45+02:00",
              "utc": "2017-09-13T18:13:45Z",
              "ms": 1505326424964.2747
            }
          },
          "covered_min": 42,
          "window_min": 97,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 21:32 on Tue 12 Sep to 19:18 on Wed 13 Sep.",
          "fact": "2017-09-12T19:31:57Z → 2017-09-13T17:18:15Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:36–20:13 on the 12th, 18:36–20:14 on the 13th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during pradoṣa. It covers 0 of 98 minutes on the 12th and 42 of 97 on the 13th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 2517 s"
        },
        {
          "step": "ruling",
          "text": "Jitāṣṭamī, Cape Town, 2017: Wednesday 13 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "jitashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja"
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-13",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Jitāṣṭamī (Jitiya) 2017 falls on Wednesday 13 September. Aṣṭamī runs from 21:32 on Tue 12 Sep to 19:18 on Wed 13 Sep and covers 42 of 97 minutes of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/jitashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-09-16",
      "festival": "ekadashi",
      "name": "Indirā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-16",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 22592,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-09-15T15:00:00+02:00",
          "utc": "2017-09-15T13:00:00Z",
          "ms": 1505480399644.552
        },
        "end": {
          "local": "2017-09-16T13:00:52+02:00",
          "utc": "2017-09-16T11:00:52Z",
          "ms": 1505559652357.7722
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-15T15:00:00+02:00",
          "utc": "2017-09-15T13:00:00Z",
          "ms": 1505480399644.552
        },
        "end": {
          "local": "2017-09-16T13:00:52+02:00",
          "utc": "2017-09-16T11:00:52Z",
          "ms": 1505559652357.7722
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-09-15",
          "window": {
            "start": {
              "local": "2017-09-15T06:45:44+02:00",
              "utc": "2017-09-15T04:45:44Z",
              "ms": 1505450743968.187
            },
            "end": {
              "local": "2017-09-15T06:45:44+02:00",
              "utc": "2017-09-15T04:45:44Z",
              "ms": 1505450743968.187
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-09-16",
          "window": {
            "start": {
              "local": "2017-09-16T06:44:20+02:00",
              "utc": "2017-09-16T04:44:20Z",
              "ms": 1505537060412.2026
            },
            "end": {
              "local": "2017-09-16T06:44:20+02:00",
              "utc": "2017-09-16T04:44:20Z",
              "ms": 1505537060412.2026
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 15:00 on Fri 15 Sep to 13:01 on Sat 16 Sep.",
          "fact": "2017-09-15T13:00:00Z → 2017-09-16T11:00:52Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:46 on the 15th and 06:44 on the 16th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 15th and is on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 22592 s"
        },
        {
          "step": "ruling",
          "text": "Indirā Ekādaśī, Cape Town, 2017: Saturday 16 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-16",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-16",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Indirā Ekādaśī 2017 falls on Saturday 16 September. Ekādaśī runs from 15:00 on Fri 15 Sep to 13:01 on Sat 16 Sep and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-09-16",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-09-17",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-17",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 26797,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-09-17T11:12:25+02:00",
          "utc": "2017-09-17T09:12:25Z",
          "ms": 1505639545492.069
        },
        "end": {
          "local": "2017-09-18T09:38:15+02:00",
          "utc": "2017-09-18T07:38:15Z",
          "ms": 1505720295354.01
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-17T11:12:25+02:00",
          "utc": "2017-09-17T09:12:25Z",
          "ms": 1505639545492.069
        },
        "end": {
          "local": "2017-09-18T09:38:15+02:00",
          "utc": "2017-09-18T07:38:15Z",
          "ms": 1505720295354.01
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-09-17",
          "window": {
            "start": {
              "local": "2017-09-17T18:39:02+02:00",
              "utc": "2017-09-17T16:39:02Z",
              "ms": 1505666342224.6172
            },
            "end": {
              "local": "2017-09-17T20:15:22+02:00",
              "utc": "2017-09-17T18:15:22Z",
              "ms": 1505672122329.0854
            }
          },
          "covered_min": 96,
          "window_min": 96,
          "qualifies": true
        },
        {
          "local_date": "2017-09-18",
          "window": {
            "start": {
              "local": "2017-09-18T18:39:43+02:00",
              "utc": "2017-09-18T16:39:43Z",
              "ms": 1505752783450.8225
            },
            "end": {
              "local": "2017-09-18T20:15:47+02:00",
              "utc": "2017-09-18T18:15:47Z",
              "ms": 1505758546885.4036
            }
          },
          "covered_min": 0,
          "window_min": 96,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 11:12 on Sun 17 Sep to 09:38 on Mon 18 Sep.",
          "fact": "2017-09-17T09:12:25Z → 2017-09-18T07:38:15Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:39–20:15 on the 17th, 18:40–20:16 on the 18th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 96 of 96 minutes on the 17th and 0 of 96 on the 18th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 26797 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Sunday 17 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-17",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-17",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Sunday 17 September. Trayodaśī runs from 11:12 on Sun 17 Sep to 09:38 on Mon 18 Sep and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-09-17",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-09-18",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-18",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 26316,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-09-18T09:38:15+02:00",
          "utc": "2017-09-18T07:38:15Z",
          "ms": 1505720295354.01
        },
        "end": {
          "local": "2017-09-19T08:22:32+02:00",
          "utc": "2017-09-19T06:22:32Z",
          "ms": 1505802152134.5747
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-18T09:38:15+02:00",
          "utc": "2017-09-18T07:38:15Z",
          "ms": 1505720295354.01
        },
        "end": {
          "local": "2017-09-19T08:22:32+02:00",
          "utc": "2017-09-19T06:22:32Z",
          "ms": 1505802152134.5747
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-09-17",
          "window": {
            "start": {
              "local": "2017-09-18T00:16:18+02:00",
              "utc": "2017-09-17T22:16:18Z",
              "ms": 1505686577616.3733
            },
            "end": {
              "local": "2017-09-18T01:04:18+02:00",
              "utc": "2017-09-17T23:04:18Z",
              "ms": 1505689457616.3733
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-09-18",
          "window": {
            "start": {
              "local": "2017-09-19T00:15:56+02:00",
              "utc": "2017-09-18T22:15:56Z",
              "ms": 1505772956330.5012
            },
            "end": {
              "local": "2017-09-19T01:03:56+02:00",
              "utc": "2017-09-18T23:03:56Z",
              "ms": 1505775836330.5012
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 09:38 on Mon 18 Sep to 08:23 on Tue 19 Sep.",
          "fact": "2017-09-18T07:38:15Z → 2017-09-19T06:22:32Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:16–01:04 on the 17th, 00:16–01:04 on the 18th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 26316 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Monday 18 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-18",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-18",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Monday 18 September. Caturdaśī runs from 09:38 on Mon 18 Sep to 08:23 on Tue 19 Sep and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-09-18",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mahalaya-amavasya",
      "festival": "mahalaya-amavasya",
      "name": "Mahālaya Amāvāsyā",
      "everyday": "Sarvapitṛ Amāvāsyā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-19",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 19786,
      "anga": {
        "type": "tithi",
        "index": 29,
        "key": "amavasya",
        "name": "Amāvasyā",
        "start": {
          "local": "2017-09-19T08:22:32+02:00",
          "utc": "2017-09-19T06:22:32Z",
          "ms": 1505802152134.5747
        },
        "end": {
          "local": "2017-09-20T07:29:52+02:00",
          "utc": "2017-09-20T05:29:52Z",
          "ms": 1505885391533.1282
        },
        "month": {
          "amanta": 5,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Bhādrapada",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-19T08:22:32+02:00",
          "utc": "2017-09-19T06:22:32Z",
          "ms": 1505802152134.5747
        },
        "end": {
          "local": "2017-09-20T07:29:52+02:00",
          "utc": "2017-09-20T05:29:52Z",
          "ms": 1505885391533.1282
        }
      },
      "kaala": "aparahna",
      "days": [
        {
          "local_date": "2017-09-19",
          "window": {
            "start": {
              "local": "2017-09-19T13:52:19+02:00",
              "utc": "2017-09-19T11:52:19Z",
              "ms": 1505821938566.4524
            },
            "end": {
              "local": "2017-09-19T16:16:22+02:00",
              "utc": "2017-09-19T14:16:22Z",
              "ms": 1505830581685.2097
            }
          },
          "covered_min": 144,
          "window_min": 144,
          "qualifies": true
        },
        {
          "local_date": "2017-09-20",
          "window": {
            "start": {
              "local": "2017-09-20T13:52:10+02:00",
              "utc": "2017-09-20T11:52:10Z",
              "ms": 1505908329927.369
            },
            "end": {
              "local": "2017-09-20T16:16:38+02:00",
              "utc": "2017-09-20T14:16:38Z",
              "ms": 1505916998109.4258
            }
          },
          "covered_min": 0,
          "window_min": 144,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Amāvasyā runs from 08:23 on Tue 19 Sep to 07:30 on Wed 20 Sep.",
          "fact": "2017-09-19T06:22:32Z → 2017-09-20T05:29:52Z"
        },
        {
          "step": "kaala",
          "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:52–16:16 on the 19th, 13:52–16:17 on the 20th.",
          "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Amāvasyā must be present during aparāhṇa. It covers 144 of 144 minutes on the 19th and 0 of 144 on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103"
        },
        {
          "step": "tie_break",
          "text": "Only one afternoon qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 19786 s"
        },
        {
          "step": "ruling",
          "text": "Mahālaya Amāvāsyā, Cape Town, 2017: Tuesday 19 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "mahalaya-amavasya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 103",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 30 Mahalaya amavasya (aparahnavyapini)"
          }
        ],
        "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.",
        "kaala": "aparahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-19",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-19",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mahālaya Amāvāsyā 2017 falls on Tuesday 19 September. Amāvasyā runs from 08:23 on Tue 19 Sep to 07:30 on Wed 20 Sep and covers all of aparāhṇa that afternoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mahalaya-amavasya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/navaratra-arambha",
      "festival": "navaratra-arambha",
      "name": "Navarātrārambha",
      "everyday": "Navratri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 17164,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-09-20T07:29:52+02:00",
          "utc": "2017-09-20T05:29:52Z",
          "ms": 1505885391533.1282
        },
        "end": {
          "local": "2017-09-21T07:04:53+02:00",
          "utc": "2017-09-21T05:04:53Z",
          "ms": 1505970293118.176
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-20T07:29:52+02:00",
          "utc": "2017-09-20T05:29:52Z",
          "ms": 1505885391533.1282
        },
        "end": {
          "local": "2017-09-21T07:04:53+02:00",
          "utc": "2017-09-21T05:04:53Z",
          "ms": 1505970293118.176
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-09-20",
          "window": {
            "start": {
              "local": "2017-09-20T12:15:56+02:00",
              "utc": "2017-09-20T10:15:56Z",
              "ms": 1505902555836.3403
            },
            "end": {
              "local": "2017-09-20T13:03:56+02:00",
              "utc": "2017-09-20T11:03:56Z",
              "ms": 1505905435836.3403
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-09-21",
          "window": {
            "start": {
              "local": "2017-09-21T12:15:35+02:00",
              "utc": "2017-09-21T10:15:35Z",
              "ms": 1505988934733.491
            },
            "end": {
              "local": "2017-09-21T13:03:35+02:00",
              "utc": "2017-09-21T11:03:35Z",
              "ms": 1505991814733.491
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 07:30 on Wed 20 Sep to 07:05 on Thu 21 Sep.",
          "fact": "2017-09-20T05:29:52Z → 2017-09-21T05:04:53Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 20th, 12:16–13:04 on the 21st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 17164 s"
        },
        {
          "step": "ruling",
          "text": "Navarātrārambha, Cape Town, 2017: Wednesday 20 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "navaratra-arambha",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Navaratrarambha (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Navarātrārambha (Navratri) 2017 falls on Wednesday 20 September. Pratipadā runs from 07:30 on Wed 20 Sep to 07:05 on Thu 21 Sep and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/navaratra-arambha",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-09-23",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11101,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-09-23T07:53:09+02:00",
          "utc": "2017-09-23T05:53:09Z",
          "ms": 1506145989418.719
        },
        "end": {
          "local": "2017-09-24T09:09:31+02:00",
          "utc": "2017-09-24T07:09:31Z",
          "ms": 1506236971401.2468
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-23T07:53:09+02:00",
          "utc": "2017-09-23T05:53:09Z",
          "ms": 1506145989418.719
        },
        "end": {
          "local": "2017-09-24T09:09:31+02:00",
          "utc": "2017-09-24T07:09:31Z",
          "ms": 1506236971401.2468
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-09-23",
          "window": {
            "start": {
              "local": "2017-09-23T12:14:53+02:00",
              "utc": "2017-09-23T10:14:53Z",
              "ms": 1506161692798.38
            },
            "end": {
              "local": "2017-09-23T13:02:53+02:00",
              "utc": "2017-09-23T11:02:53Z",
              "ms": 1506164572798.38
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-09-24",
          "window": {
            "start": {
              "local": "2017-09-24T12:14:32+02:00",
              "utc": "2017-09-24T10:14:32Z",
              "ms": 1506248072000.955
            },
            "end": {
              "local": "2017-09-24T13:02:32+02:00",
              "utc": "2017-09-24T11:02:32Z",
              "ms": 1506250952000.955
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 07:53 on Sat 23 Sep to 09:10 on Sun 24 Sep.",
          "fact": "2017-09-23T05:53:09Z → 2017-09-24T07:09:31Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 23rd, 12:15–13:03 on the 24th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11101 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Saturday 23 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Saturday 23 September. Caturthī runs from 07:53 on Sat 23 Sep to 09:10 on Sun 24 Sep and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-09-23",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/durga-saptami",
      "festival": "durga-saptami",
      "name": "Durgā Saptamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-27",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 21110,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-09-26T13:11:13+02:00",
          "utc": "2017-09-26T11:11:13Z",
          "ms": 1506424272948.9946
        },
        "end": {
          "local": "2017-09-27T15:38:42+02:00",
          "utc": "2017-09-27T13:38:42Z",
          "ms": 1506519522299.3792
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-26T13:11:13+02:00",
          "utc": "2017-09-26T11:11:13Z",
          "ms": 1506424272948.9946
        },
        "end": {
          "local": "2017-09-27T15:38:42+02:00",
          "utc": "2017-09-27T13:38:42Z",
          "ms": 1506519522299.3792
        }
      },
      "kaala": "udaya-1",
      "days": [
        {
          "local_date": "2017-09-26",
          "window": {
            "start": {
              "local": "2017-09-26T06:30:23+02:00",
              "utc": "2017-09-26T04:30:23Z",
              "ms": 1506400223173.241
            },
            "end": {
              "local": "2017-09-26T07:19:23+02:00",
              "utc": "2017-09-26T05:19:23Z",
              "ms": 1506403162861.8545
            }
          },
          "covered_min": 0,
          "window_min": 49,
          "qualifies": false
        },
        {
          "local_date": "2017-09-27",
          "window": {
            "start": {
              "local": "2017-09-27T06:29:00+02:00",
              "utc": "2017-09-27T04:29:00Z",
              "ms": 1506486539847.5332
            },
            "end": {
              "local": "2017-09-27T07:18:08+02:00",
              "utc": "2017-09-27T05:18:08Z",
              "ms": 1506489487935.9116
            }
          },
          "covered_min": 49,
          "window_min": 49,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 13:11 on Tue 26 Sep to 15:39 on Wed 27 Sep.",
          "fact": "2017-09-26T11:11:13Z → 2017-09-27T13:38:42Z"
        },
        {
          "step": "kaala",
          "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:30–07:19 on the 26th, 06:29–07:18 on the 27th.",
          "fact": "udaya-1: day-muhurta-1-1 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must hold through the first muhūrta after sunrise. It covers 0 of 49 minutes on the 26th and 49 of 49 on the 27th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one morning qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 21110 s"
        },
        {
          "step": "ruling",
          "text": "Durgā Saptamī, Cape Town, 2017: Wednesday 27 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "durga-saptami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Durga saptami (paraviddha) — covering one muhurta from sunrise"
          }
        ],
        "kaala": "udaya-1",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-27",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-27",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Durgā Saptamī 2017 falls on Wednesday 27 September. Saptamī runs from 13:11 on Tue 26 Sep to 15:39 on Wed 27 Sep and covers all of the first muhūrta after sunrise that morning.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/durga-saptami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mahashtami",
      "festival": "mahashtami",
      "name": "Mahāṣṭamī",
      "everyday": "Durga Ashtami",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-28",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 9432,
      "anga": {
        "type": "tithi",
        "index": 7,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-09-27T15:38:42+02:00",
          "utc": "2017-09-27T13:38:42Z",
          "ms": 1506519522299.3792
        },
        "end": {
          "local": "2017-09-28T18:06:35+02:00",
          "utc": "2017-09-28T16:06:35Z",
          "ms": 1506614794832.5608
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-27T15:38:42+02:00",
          "utc": "2017-09-27T13:38:42Z",
          "ms": 1506519522299.3792
        },
        "end": {
          "local": "2017-09-28T18:06:35+02:00",
          "utc": "2017-09-28T16:06:35Z",
          "ms": 1506614794832.5608
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-09-27",
          "window": {
            "start": {
              "local": "2017-09-27T12:13:31+02:00",
              "utc": "2017-09-27T10:13:31Z",
              "ms": 1506507210510.371
            },
            "end": {
              "local": "2017-09-27T13:01:31+02:00",
              "utc": "2017-09-27T11:01:31Z",
              "ms": 1506510090510.371
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-09-28",
          "window": {
            "start": {
              "local": "2017-09-28T12:13:10+02:00",
              "utc": "2017-09-28T10:13:10Z",
              "ms": 1506593590378.567
            },
            "end": {
              "local": "2017-09-28T13:01:10+02:00",
              "utc": "2017-09-28T11:01:10Z",
              "ms": 1506596470378.567
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 15:39 on Wed 27 Sep to 18:07 on Thu 28 Sep.",
          "fact": "2017-09-27T13:38:42Z → 2017-09-28T16:06:35Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:14–13:02 on the 27th, 12:13–13:01 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 9432 s"
        },
        {
          "step": "ruling",
          "text": "Mahāṣṭamī, Cape Town, 2017: Thursday 28 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "mahashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 8 Mahastami (paraviddha)"
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-28",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mahāṣṭamī (Durga Ashtami) 2017 falls on Thursday 28 September. Aṣṭamī runs from 15:39 on Wed 27 Sep to 18:07 on Thu 28 Sep and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mahashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mahanavami",
      "festival": "mahanavami",
      "name": "Mahānavamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 18324,
      "anga": {
        "type": "tithi",
        "index": 8,
        "key": "navami",
        "name": "Navamī",
        "start": {
          "local": "2017-09-28T18:06:35+02:00",
          "utc": "2017-09-28T16:06:35Z",
          "ms": 1506614794832.5608
        },
        "end": {
          "local": "2017-09-29T20:20:09+02:00",
          "utc": "2017-09-29T18:20:09Z",
          "ms": 1506709208707.3809
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-28T18:06:35+02:00",
          "utc": "2017-09-28T16:06:35Z",
          "ms": 1506614794832.5608
        },
        "end": {
          "local": "2017-09-29T20:20:09+02:00",
          "utc": "2017-09-29T18:20:09Z",
          "ms": 1506709208707.3809
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-09-28",
          "window": {
            "start": {
              "local": "2017-09-28T12:13:10+02:00",
              "utc": "2017-09-28T10:13:10Z",
              "ms": 1506593590378.567
            },
            "end": {
              "local": "2017-09-28T13:01:10+02:00",
              "utc": "2017-09-28T11:01:10Z",
              "ms": 1506596470378.567
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-09-29",
          "window": {
            "start": {
              "local": "2017-09-29T12:12:50+02:00",
              "utc": "2017-09-29T10:12:50Z",
              "ms": 1506679970462.6938
            },
            "end": {
              "local": "2017-09-29T13:00:50+02:00",
              "utc": "2017-09-29T11:00:50Z",
              "ms": 1506682850462.6938
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Navamī runs from 18:07 on Thu 28 Sep to 20:20 on Fri 29 Sep.",
          "fact": "2017-09-28T16:06:35Z → 2017-09-29T18:20:09Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 28th, 12:13–13:01 on the 29th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 18324 s"
        },
        {
          "step": "ruling",
          "text": "Mahānavamī, Cape Town, 2017: Friday 29 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "mahanavami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 9 Mahanavami (purvaviddha) (In Bengal it is observed as paraviddha covering one muhurta from sunrise)."
          }
        ],
        "not_evaluated": "The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.",
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-29",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mahānavamī 2017 falls on Friday 29 September. Navamī runs from 18:07 on Thu 28 Sep to 20:20 on Fri 29 Sep and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mahanavami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vijaya-dashami",
      "festival": "vijaya-dashami",
      "name": "Vijayā Daśamī",
      "everyday": "Dussehra",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-09-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11872,
      "anga": {
        "type": "tithi",
        "index": 9,
        "key": "dashami",
        "name": "Daśamī",
        "start": {
          "local": "2017-09-29T20:20:09+02:00",
          "utc": "2017-09-29T18:20:09Z",
          "ms": 1506709208707.3809
        },
        "end": {
          "local": "2017-09-30T22:06:03+02:00",
          "utc": "2017-09-30T20:06:03Z",
          "ms": 1506801962977.6455
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "conjunction",
        "start": {
          "local": "2017-09-30T14:45:27+02:00",
          "utc": "2017-09-30T12:45:27Z",
          "ms": 1506775526772.3193
        },
        "end": {
          "local": "2017-09-30T22:06:03+02:00",
          "utc": "2017-09-30T20:06:03Z",
          "ms": 1506801962977.6455
        },
        "nakshatra": {
          "type": "nakshatra",
          "index": 21,
          "key": "shravana",
          "name": "Śravaṇa",
          "start": {
            "local": "2017-09-30T14:45:27+02:00",
            "utc": "2017-09-30T12:45:27Z",
            "ms": 1506775526772.3193
          },
          "end": {
            "local": "2017-10-01T16:39:19+02:00",
            "utc": "2017-10-01T14:39:19Z",
            "ms": 1506868759329.7158
          }
        }
      },
      "kaala": "daytime",
      "days": [
        {
          "local_date": "2017-09-30",
          "window": {
            "start": {
              "local": "2017-09-30T06:24:51+02:00",
              "utc": "2017-09-30T04:24:51Z",
              "ms": 1506745491076.9246
            },
            "end": {
              "local": "2017-09-30T18:48:10+02:00",
              "utc": "2017-09-30T16:48:10Z",
              "ms": 1506790090490.0166
            }
          },
          "covered_min": 243,
          "window_min": 743,
          "qualifies": true
        },
        {
          "local_date": "2017-10-01",
          "window": {
            "start": {
              "local": "2017-10-01T06:23:29+02:00",
              "utc": "2017-10-01T04:23:29Z",
              "ms": 1506831808654.0374
            },
            "end": {
              "local": "2017-10-01T18:48:54+02:00",
              "utc": "2017-10-01T16:48:54Z",
              "ms": 1506876534070.458
            }
          },
          "covered_min": 0,
          "window_min": 745,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Daśamī runs from 20:20 on Fri 29 Sep to 22:06 on Sat 30 Sep, and Śravaṇa from 14:45 on Sat 30 Sep to 16:39 on Sun 1 Oct. They are together from 14:45 on Sat 30 Sep to 22:06 on Sat 30 Sep.",
          "fact": "2017-09-30T12:45:27Z → 2017-09-30T20:06:03Z"
        },
        {
          "step": "kaala",
          "text": "The day time is sunrise to sunset: 06:25–18:48 on the 30th, 06:23–18:49 on the 1st.",
          "fact": "daytime: sunrise-to-sunset · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Where Daśamī touches Śravaṇa in the day time, that day is taken. Together they cover 243 of 743 minutes on the 30th and 0 of 745 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one day qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11872 s"
        },
        {
          "step": "ruling",
          "text": "Vijayā Daśamī, Cape Town, 2017: Saturday 30 September.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vijaya-dashami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara."
          }
        ],
        "not_evaluated": "The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.",
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day",
        "conjunction": {
          "nakshatra": "Śravaṇa",
          "kaala": "daytime"
        }
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-09-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-09-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vijayā Daśamī (Dussehra) 2017 falls on Saturday 30 September. Daśamī runs from 20:20 on Fri 29 Sep to 22:06 on Sat 30 Sep and is with Śravaṇa in the day time that day, for 243 minutes.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vijaya-dashami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-10-01",
      "festival": "ekadashi",
      "name": "Pāśāṅkuśā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 25672,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-09-30T22:06:03+02:00",
          "utc": "2017-09-30T20:06:03Z",
          "ms": 1506801962977.6455
        },
        "end": {
          "local": "2017-10-01T23:14:15+02:00",
          "utc": "2017-10-01T21:14:15Z",
          "ms": 1506892454814.2043
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-09-30T22:06:03+02:00",
          "utc": "2017-09-30T20:06:03Z",
          "ms": 1506801962977.6455
        },
        "end": {
          "local": "2017-10-01T23:14:15+02:00",
          "utc": "2017-10-01T21:14:15Z",
          "ms": 1506892454814.2043
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-10-01",
          "window": {
            "start": {
              "local": "2017-10-01T06:23:29+02:00",
              "utc": "2017-10-01T04:23:29Z",
              "ms": 1506831808654.0374
            },
            "end": {
              "local": "2017-10-01T06:23:29+02:00",
              "utc": "2017-10-01T04:23:29Z",
              "ms": 1506831808654.0374
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-10-02",
          "window": {
            "start": {
              "local": "2017-10-02T06:22:07+02:00",
              "utc": "2017-10-02T04:22:07Z",
              "ms": 1506918126532.1924
            },
            "end": {
              "local": "2017-10-02T06:22:07+02:00",
              "utc": "2017-10-02T04:22:07Z",
              "ms": 1506918126532.1924
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 22:06 on Sat 30 Sep to 23:14 on Sun 1 Oct.",
          "fact": "2017-09-30T20:06:03Z → 2017-10-01T21:14:15Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:23 on the 1st and 06:22 on the 2nd.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 1st and is not on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 25672 s"
        },
        {
          "step": "ruling",
          "text": "Pāśāṅkuśā Ekādaśī, Cape Town, 2017: Sunday 1 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Pāśāṅkuśā Ekādaśī 2017 falls on Sunday 1 October. Ekādaśī runs from 22:06 on Sat 30 Sep to 23:14 on Sun 1 Oct and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-10-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-10-03",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 10628,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-10-02T23:39:05+02:00",
          "utc": "2017-10-02T21:39:05Z",
          "ms": 1506980344598.1208
        },
        "end": {
          "local": "2017-10-03T23:19:22+02:00",
          "utc": "2017-10-03T21:19:22Z",
          "ms": 1507065562428.594
        },
        "month": {
          "amanta": 6,
          "purnimanta": 6,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Āśvina"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-02T23:39:05+02:00",
          "utc": "2017-10-02T21:39:05Z",
          "ms": 1506980344598.1208
        },
        "end": {
          "local": "2017-10-03T23:19:22+02:00",
          "utc": "2017-10-03T21:19:22Z",
          "ms": 1507065562428.594
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-02",
          "window": {
            "start": {
              "local": "2017-10-02T18:49:38+02:00",
              "utc": "2017-10-02T16:49:38Z",
              "ms": 1506962977909.4644
            },
            "end": {
              "local": "2017-10-02T20:21:47+02:00",
              "utc": "2017-10-02T18:21:47Z",
              "ms": 1506968506820.5015
            }
          },
          "covered_min": 0,
          "window_min": 92,
          "qualifies": false
        },
        {
          "local_date": "2017-10-03",
          "window": {
            "start": {
              "local": "2017-10-03T18:50:22+02:00",
              "utc": "2017-10-03T16:50:22Z",
              "ms": 1507049422020.5999
            },
            "end": {
              "local": "2017-10-03T20:22:14+02:00",
              "utc": "2017-10-03T18:22:14Z",
              "ms": 1507054934193.3003
            }
          },
          "covered_min": 92,
          "window_min": 92,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 23:39 on Mon 2 Oct to 23:19 on Tue 3 Oct.",
          "fact": "2017-10-02T21:39:05Z → 2017-10-03T21:19:22Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 18:50–20:22 on the 2nd, 18:50–20:22 on the 3rd.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 92 minutes on the 2nd and 92 of 92 on the 3rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 10628 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Tuesday 3 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Tuesday 3 October. Trayodaśī runs from 23:39 on Mon 2 Oct to 23:19 on Tue 3 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-10-03",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/karaka-chaturthi",
      "festival": "karaka-chaturthi",
      "name": "Karaka Caturthī",
      "everyday": "Karwa Chauth",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30685,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-10-08T13:28:22+02:00",
          "utc": "2017-10-08T11:28:22Z",
          "ms": 1507462101673.6128
        },
        "end": {
          "local": "2017-10-09T10:46:23+02:00",
          "utc": "2017-10-09T08:46:23Z",
          "ms": 1507538783358.164
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-08T13:28:22+02:00",
          "utc": "2017-10-08T11:28:22Z",
          "ms": 1507462101673.6128
        },
        "end": {
          "local": "2017-10-09T10:46:23+02:00",
          "utc": "2017-10-09T08:46:23Z",
          "ms": 1507538783358.164
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-10-08",
          "window": {
            "start": {
              "local": "2017-10-08T21:59:47+02:00",
              "utc": "2017-10-08T19:59:47Z",
              "ms": 1507492786798.3064
            },
            "end": {
              "local": "2017-10-08T21:59:47+02:00",
              "utc": "2017-10-08T19:59:47Z",
              "ms": 1507492786798.3064
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-10-09",
          "window": {
            "start": {
              "local": "2017-10-09T23:06:11+02:00",
              "utc": "2017-10-09T21:06:11Z",
              "ms": 1507583170962.6897
            },
            "end": {
              "local": "2017-10-09T23:06:11+02:00",
              "utc": "2017-10-09T21:06:11Z",
              "ms": 1507583170962.6897
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 13:28 on Sun 8 Oct to 10:46 on Mon 9 Oct.",
          "fact": "2017-10-08T11:28:22Z → 2017-10-09T08:46:23Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 22:00 on the 8th and 23:06 on the 9th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 30685 s"
        },
        {
          "step": "ruling",
          "text": "Karaka Caturthī, Cape Town, 2017: Sunday 8 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "karaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 4 Karaka caturthi (current at moon-rise, if occurs on two successive days, it is to be observed on the first day)"
          }
        ],
        "kaala": "moonrise",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Karaka Caturthī (Karwa Chauth) 2017 falls on Sunday 8 October. Caturthī runs from 13:28 on Sun 8 Oct to 10:46 on Mon 9 Oct and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/karaka-chaturthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-10-08",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-08",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30685,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-10-08T13:28:22+02:00",
          "utc": "2017-10-08T11:28:22Z",
          "ms": 1507462101673.6128
        },
        "end": {
          "local": "2017-10-09T10:46:23+02:00",
          "utc": "2017-10-09T08:46:23Z",
          "ms": 1507538783358.164
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-08T13:28:22+02:00",
          "utc": "2017-10-08T11:28:22Z",
          "ms": 1507462101673.6128
        },
        "end": {
          "local": "2017-10-09T10:46:23+02:00",
          "utc": "2017-10-09T08:46:23Z",
          "ms": 1507538783358.164
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-10-08",
          "window": {
            "start": {
              "local": "2017-10-08T21:59:47+02:00",
              "utc": "2017-10-08T19:59:47Z",
              "ms": 1507492786798.3064
            },
            "end": {
              "local": "2017-10-08T21:59:47+02:00",
              "utc": "2017-10-08T19:59:47Z",
              "ms": 1507492786798.3064
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-10-09",
          "window": {
            "start": {
              "local": "2017-10-09T23:06:11+02:00",
              "utc": "2017-10-09T21:06:11Z",
              "ms": 1507583170962.6897
            },
            "end": {
              "local": "2017-10-09T23:06:11+02:00",
              "utc": "2017-10-09T21:06:11Z",
              "ms": 1507583170962.6897
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 13:28 on Sun 8 Oct to 10:46 on Mon 9 Oct.",
          "fact": "2017-10-08T11:28:22Z → 2017-10-09T08:46:23Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 22:00 on the 8th and 23:06 on the 9th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 30685 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Sunday 8 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-08",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-08",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Sunday 8 October. Caturthī runs from 13:28 on Sun 8 Oct to 10:46 on Mon 9 Oct and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-10-08",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ahoyi-ashtami",
      "festival": "ahoyi-ashtami",
      "name": "Ahoyī Aṣṭamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-11",
      "confidence": "boundary",
      "boundary_reasons": [
        "absent-unstated"
      ],
      "boundary_margin_s": 2145,
      "anga": {
        "type": "tithi",
        "index": 22,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-10-12T03:26:00+02:00",
          "utc": "2017-10-12T01:26:00Z",
          "ms": 1507771560056.1929
        },
        "end": {
          "local": "2017-10-13T01:29:26+02:00",
          "utc": "2017-10-12T23:29:26Z",
          "ms": 1507850966346.8762
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-12T03:26:00+02:00",
          "utc": "2017-10-12T01:26:00Z",
          "ms": 1507771560056.1929
        },
        "end": {
          "local": "2017-10-13T01:29:26+02:00",
          "utc": "2017-10-12T23:29:26Z",
          "ms": 1507850966346.8762
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-10-11",
          "window": {
            "start": {
              "local": "2017-10-12T01:10:24+02:00",
              "utc": "2017-10-11T23:10:24Z",
              "ms": 1507763424158.661
            },
            "end": {
              "local": "2017-10-12T01:10:24+02:00",
              "utc": "2017-10-11T23:10:24Z",
              "ms": 1507763424158.661
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-10-12",
          "window": {
            "start": {
              "local": "2017-10-13T02:05:11+02:00",
              "utc": "2017-10-13T00:05:11Z",
              "ms": 1507853111334.3914
            },
            "end": {
              "local": "2017-10-13T02:05:11+02:00",
              "utc": "2017-10-13T00:05:11Z",
              "ms": 1507853111334.3914
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 03:26 on Thu 12 Oct to 01:29 on Fri 13 Oct.",
          "fact": "2017-10-12T01:26:00Z → 2017-10-12T23:29:26Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 01:10 on the 11th and 02:05 on the 12th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be current at moonrise. It is not on the 11th and is not on the 12th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Neither moonrise qualifies. The day the tithi falls on is taken.",
          "fact": "priority: paraviddha → tithi-day · margin 2145 s"
        },
        {
          "step": "ruling",
          "text": "Ahoyī Aṣṭamī, Cape Town, 2017: Wednesday 11 October.",
          "fact": "confidence: boundary (absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ahoyi-ashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day."
          }
        ],
        "kaala": "moonrise",
        "priority": "paraviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-11",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-11",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Ahoyī Aṣṭamī 2017 falls on Wednesday 11 October. Aṣṭamī runs from 03:26 on Thu 12 Oct to 01:29 on Fri 13 Oct, and is current at moonrise on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ahoyi-ashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-10-15",
      "festival": "ekadashi",
      "name": "Ramā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-15",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27076,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-10-14T22:33:45+02:00",
          "utc": "2017-10-14T20:33:45Z",
          "ms": 1508013224739.9536
        },
        "end": {
          "local": "2017-10-15T21:35:19+02:00",
          "utc": "2017-10-15T19:35:19Z",
          "ms": 1508096119181.749
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-14T22:33:45+02:00",
          "utc": "2017-10-14T20:33:45Z",
          "ms": 1508013224739.9536
        },
        "end": {
          "local": "2017-10-15T21:35:19+02:00",
          "utc": "2017-10-15T19:35:19Z",
          "ms": 1508096119181.749
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-10-15",
          "window": {
            "start": {
              "local": "2017-10-15T06:05:01+02:00",
              "utc": "2017-10-15T04:05:01Z",
              "ms": 1508040300933.314
            },
            "end": {
              "local": "2017-10-15T06:05:01+02:00",
              "utc": "2017-10-15T04:05:01Z",
              "ms": 1508040300933.314
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-10-16",
          "window": {
            "start": {
              "local": "2017-10-16T06:03:46+02:00",
              "utc": "2017-10-16T04:03:46Z",
              "ms": 1508126626392.8354
            },
            "end": {
              "local": "2017-10-16T06:03:46+02:00",
              "utc": "2017-10-16T04:03:46Z",
              "ms": 1508126626392.8354
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 22:34 on Sat 14 Oct to 21:35 on Sun 15 Oct.",
          "fact": "2017-10-14T20:33:45Z → 2017-10-15T19:35:19Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 06:05 on the 15th and 06:04 on the 16th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 15th and is not on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 27076 s"
        },
        {
          "step": "ruling",
          "text": "Ramā Ekādaśī, Cape Town, 2017: Sunday 15 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-15",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-15",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Ramā Ekādaśī 2017 falls on Sunday 15 October. Ekādaśī runs from 22:34 on Sat 14 Oct to 21:35 on Sun 15 Oct and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-10-15",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/govatsa-dvadashi",
      "festival": "govatsa-dvadashi",
      "name": "Govatsa Dvādaśī",
      "everyday": "Vasu Baras",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-16",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1684,
      "anga": {
        "type": "tithi",
        "index": 26,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-10-15T21:35:19+02:00",
          "utc": "2017-10-15T19:35:19Z",
          "ms": 1508096119181.749
        },
        "end": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-15T21:35:19+02:00",
          "utc": "2017-10-15T19:35:19Z",
          "ms": 1508096119181.749
        },
        "end": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-15",
          "window": {
            "start": {
              "local": "2017-10-15T18:59:38+02:00",
              "utc": "2017-10-15T16:59:38Z",
              "ms": 1508086777743.4932
            },
            "end": {
              "local": "2017-10-15T20:28:11+02:00",
              "utc": "2017-10-15T18:28:11Z",
              "ms": 1508092090896.7388
            }
          },
          "covered_min": 0,
          "window_min": 89,
          "qualifies": false
        },
        {
          "local_date": "2017-10-16",
          "window": {
            "start": {
              "local": "2017-10-16T19:00:27+02:00",
              "utc": "2017-10-16T17:00:27Z",
              "ms": 1508173226570.7585
            },
            "end": {
              "local": "2017-10-16T20:28:43+02:00",
              "utc": "2017-10-16T18:28:43Z",
              "ms": 1508178523378.0935
            }
          },
          "covered_min": 88,
          "window_min": 88,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 21:35 on Sun 15 Oct to 20:57 on Mon 16 Oct.",
          "fact": "2017-10-15T19:35:19Z → 2017-10-16T18:56:47Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:00–20:28 on the 15th, 19:00–20:29 on the 16th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during pradoṣa. It covers 0 of 89 minutes on the 15th and 88 of 88 on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 1684 s"
        },
        {
          "step": "ruling",
          "text": "Govatsa Dvādaśī, Cape Town, 2017: Monday 16 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "govatsa-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day."
          }
        ],
        "kaala": "pradosha",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-16",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-16",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Govatsa Dvādaśī (Vasu Baras) 2017 falls on Monday 16 October. Dvādaśī runs from 21:35 on Sun 15 Oct to 20:57 on Mon 16 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/govatsa-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/yama-dipadana",
      "festival": "yama-dipadana",
      "name": "Yama Dīpadāna",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-17",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 580,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        },
        "end": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        },
        "end": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-16",
          "window": {
            "start": {
              "local": "2017-10-16T19:00:27+02:00",
              "utc": "2017-10-16T17:00:27Z",
              "ms": 1508173226570.7585
            },
            "end": {
              "local": "2017-10-16T20:28:43+02:00",
              "utc": "2017-10-16T18:28:43Z",
              "ms": 1508178523378.0935
            }
          },
          "covered_min": 0,
          "window_min": 88,
          "qualifies": false
        },
        {
          "local_date": "2017-10-17",
          "window": {
            "start": {
              "local": "2017-10-17T19:01:16+02:00",
              "utc": "2017-10-17T17:01:16Z",
              "ms": 1508259675805.7444
            },
            "end": {
              "local": "2017-10-17T20:29:16+02:00",
              "utc": "2017-10-17T18:29:16Z",
              "ms": 1508264956319.6943
            }
          },
          "covered_min": 88,
          "window_min": 88,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 20:57 on Mon 16 Oct to 20:39 on Tue 17 Oct.",
          "fact": "2017-10-16T18:56:47Z → 2017-10-17T18:38:56Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:00–20:29 on the 16th, 19:01–20:29 on the 17th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 88 minutes on the 16th and 88 of 88 on the 17th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 580 s"
        },
        {
          "step": "ruling",
          "text": "Yama Dīpadāna, Cape Town, 2017: Tuesday 17 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "yama-dipadana",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 13 Yama dipadana (pradosa)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-17",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-17",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Yama Dīpadāna 2017 falls on Tuesday 17 October. Trayodaśī runs from 20:57 on Mon 16 Oct to 20:39 on Tue 17 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/yama-dipadana",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-10-17",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-17",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 580,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        },
        "end": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-16T20:56:47+02:00",
          "utc": "2017-10-16T18:56:47Z",
          "ms": 1508180206979.0957
        },
        "end": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-16",
          "window": {
            "start": {
              "local": "2017-10-16T19:00:27+02:00",
              "utc": "2017-10-16T17:00:27Z",
              "ms": 1508173226570.7585
            },
            "end": {
              "local": "2017-10-16T20:28:43+02:00",
              "utc": "2017-10-16T18:28:43Z",
              "ms": 1508178523378.0935
            }
          },
          "covered_min": 0,
          "window_min": 88,
          "qualifies": false
        },
        {
          "local_date": "2017-10-17",
          "window": {
            "start": {
              "local": "2017-10-17T19:01:16+02:00",
              "utc": "2017-10-17T17:01:16Z",
              "ms": 1508259675805.7444
            },
            "end": {
              "local": "2017-10-17T20:29:16+02:00",
              "utc": "2017-10-17T18:29:16Z",
              "ms": 1508264956319.6943
            }
          },
          "covered_min": 88,
          "window_min": 88,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 20:57 on Mon 16 Oct to 20:39 on Tue 17 Oct.",
          "fact": "2017-10-16T18:56:47Z → 2017-10-17T18:38:56Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:00–20:29 on the 16th, 19:01–20:29 on the 17th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 88 minutes on the 16th and 88 of 88 on the 17th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 580 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Tuesday 17 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-17",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-17",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Tuesday 17 October. Trayodaśī runs from 20:57 on Mon 16 Oct to 20:39 on Tue 17 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-10-17",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-10-17",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-17",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 12228,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "end": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "end": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-10-17",
          "window": {
            "start": {
              "local": "2017-10-18T00:07:18+02:00",
              "utc": "2017-10-17T22:07:18Z",
              "ms": 1508278037733.0566
            },
            "end": {
              "local": "2017-10-18T00:55:18+02:00",
              "utc": "2017-10-17T22:55:18Z",
              "ms": 1508280917733.0566
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-18",
          "window": {
            "start": {
              "local": "2017-10-19T00:07:06+02:00",
              "utc": "2017-10-18T22:07:06Z",
              "ms": 1508364426486
            },
            "end": {
              "local": "2017-10-19T00:55:06+02:00",
              "utc": "2017-10-18T22:55:06Z",
              "ms": 1508367306486
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 20:39 on Tue 17 Oct to 20:43 on Wed 18 Oct.",
          "fact": "2017-10-17T18:38:56Z → 2017-10-18T18:43:18Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:07–00:55 on the 17th, 00:07–00:55 on the 18th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 12228 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Tuesday 17 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-17",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-17",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Tuesday 17 October. Caturdaśī runs from 20:39 on Tue 17 Oct to 20:43 on Wed 18 Oct and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-10-17",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/naraka-chaturdashi",
      "festival": "naraka-chaturdashi",
      "name": "Naraka Caturdaśī",
      "everyday": "Choti Diwali",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-18",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 28145,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "end": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-17T20:38:56+02:00",
          "utc": "2017-10-17T18:38:56Z",
          "ms": 1508265535834.7302
        },
        "end": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        }
      },
      "kaala": "arunodaya",
      "days": [
        {
          "local_date": "2017-10-18",
          "window": {
            "start": {
              "local": "2017-10-18T04:33:19+02:00",
              "utc": "2017-10-18T02:33:19Z",
              "ms": 1508293999146.4187
            },
            "end": {
              "local": "2017-10-18T06:01:20+02:00",
              "utc": "2017-10-18T04:01:20Z",
              "ms": 1508299279660.3687
            }
          },
          "covered_min": 88,
          "window_min": 88,
          "qualifies": true
        },
        {
          "local_date": "2017-10-19",
          "window": {
            "start": {
              "local": "2017-10-19T04:32:23+02:00",
              "utc": "2017-10-19T02:32:23Z",
              "ms": 1508380343247.7283
            },
            "end": {
              "local": "2017-10-19T06:00:08+02:00",
              "utc": "2017-10-19T04:00:08Z",
              "ms": 1508385607524.7202
            }
          },
          "covered_min": 0,
          "window_min": 88,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 20:39 on Tue 17 Oct to 20:43 on Wed 18 Oct.",
          "fact": "2017-10-17T18:38:56Z → 2017-10-18T18:43:18Z"
        },
        {
          "step": "kaala",
          "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:33–06:01 on the 18th, 04:32–06:00 on the 19th.",
          "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during aruṇodaya. It covers 88 of 88 minutes on the 18th and 0 of 88 on the 19th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one dawn qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 28145 s"
        },
        {
          "step": "ruling",
          "text": "Naraka Caturdaśī, Cape Town, 2017: Wednesday 18 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "naraka-chaturdashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)"
          }
        ],
        "kaala": "arunodaya",
        "priority": "purvaviddha",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-18",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-18",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Naraka Caturdaśī (Choti Diwali) 2017 falls on Wednesday 18 October. Caturdaśī runs from 20:39 on Tue 17 Oct to 20:43 on Wed 18 Oct and covers all of aruṇodaya that dawn.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/naraka-chaturdashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/kali-puja",
      "festival": "kali-puja",
      "name": "Kālī Pūjā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-18",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 10493,
      "anga": {
        "type": "tithi",
        "index": 29,
        "key": "amavasya",
        "name": "Amāvasyā",
        "start": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "end": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "end": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-10-18",
          "window": {
            "start": {
              "local": "2017-10-19T00:07:06+02:00",
              "utc": "2017-10-18T22:07:06Z",
              "ms": 1508364426486
            },
            "end": {
              "local": "2017-10-19T00:55:06+02:00",
              "utc": "2017-10-18T22:55:06Z",
              "ms": 1508367306486
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-19",
          "window": {
            "start": {
              "local": "2017-10-20T00:06:56+02:00",
              "utc": "2017-10-19T22:06:56Z",
              "ms": 1508450815870.0625
            },
            "end": {
              "local": "2017-10-20T00:54:56+02:00",
              "utc": "2017-10-19T22:54:56Z",
              "ms": 1508453695870.0625
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Amāvasyā runs from 20:43 on Wed 18 Oct to 21:12 on Thu 19 Oct.",
          "fact": "2017-10-18T18:43:18Z → 2017-10-19T19:12:03Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:07–00:55 on the 18th, 00:07–00:55 on the 19th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Amāvasyā must be present during niśītha. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 10493 s"
        },
        {
          "step": "ruling",
          "text": "Kālī Pūjā, Cape Town, 2017: Wednesday 18 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "kali-puja",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)"
          }
        ],
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-18",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-18",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kālī Pūjā 2017 falls on Wednesday 18 October. Amāvasyā runs from 20:43 on Wed 18 Oct to 21:12 on Thu 19 Oct and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/kali-puja",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/diwali-lakshmi-puja",
      "festival": "diwali-lakshmi-puja",
      "name": "Lakṣmī Pūjā",
      "everyday": "Diwali",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-19",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 809,
      "anga": {
        "type": "tithi",
        "index": 29,
        "key": "amavasya",
        "name": "Amāvasyā",
        "start": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "end": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "month": {
          "amanta": 6,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Āśvina",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-18T20:43:18+02:00",
          "utc": "2017-10-18T18:43:18Z",
          "ms": 1508352198353.612
        },
        "end": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-18",
          "window": {
            "start": {
              "local": "2017-10-18T19:02:05+02:00",
              "utc": "2017-10-18T17:02:05Z",
              "ms": 1508346125447.28
            },
            "end": {
              "local": "2017-10-18T20:29:50+02:00",
              "utc": "2017-10-18T18:29:50Z",
              "ms": 1508351389724.272
            }
          },
          "covered_min": 0,
          "window_min": 88,
          "qualifies": false
        },
        {
          "local_date": "2017-10-19",
          "window": {
            "start": {
              "local": "2017-10-19T19:02:55+02:00",
              "utc": "2017-10-19T17:02:55Z",
              "ms": 1508432575493.1672
            },
            "end": {
              "local": "2017-10-19T20:30:24+02:00",
              "utc": "2017-10-19T18:30:24Z",
              "ms": 1508437823593.6726
            }
          },
          "covered_min": 87,
          "window_min": 87,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Amāvasyā runs from 20:43 on Wed 18 Oct to 21:12 on Thu 19 Oct.",
          "fact": "2017-10-18T18:43:18Z → 2017-10-19T19:12:03Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:02–20:30 on the 18th, 19:03–20:30 on the 19th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 88 minutes on the 18th and 87 of 87 on the 19th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 809 s"
        },
        {
          "step": "ruling",
          "text": "Lakṣmī Pūjā, Cape Town, 2017: Thursday 19 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "diwali-lakshmi-puja",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)"
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-19",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-19",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Lakṣmī Pūjā (Diwali) 2017 falls on Thursday 19 October. Amāvasyā runs from 20:43 on Wed 18 Oct to 21:12 on Thu 19 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/diwali-lakshmi-puja",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/govardhana-puja",
      "festival": "govardhana-puja",
      "name": "Govardhana Pūjā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 29791,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-19",
          "window": {
            "start": {
              "local": "2017-10-19T12:07:32+02:00",
              "utc": "2017-10-19T10:07:32Z",
              "ms": 1508407651508.9438
            },
            "end": {
              "local": "2017-10-19T12:55:32+02:00",
              "utc": "2017-10-19T10:55:32Z",
              "ms": 1508410531508.9438
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-10-20",
          "window": {
            "start": {
              "local": "2017-10-20T12:07:21+02:00",
              "utc": "2017-10-20T10:07:21Z",
              "ms": 1508494041093.6343
            },
            "end": {
              "local": "2017-10-20T12:55:21+02:00",
              "utc": "2017-10-20T10:55:21Z",
              "ms": 1508496921093.6343
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct.",
          "fact": "2017-10-19T19:12:03Z → 2017-10-20T20:07:21Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 19th, 12:07–12:55 on the 20th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 29791 s"
        },
        {
          "step": "ruling",
          "text": "Govardhana Pūjā, Cape Town, 2017: Friday 20 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "govardhana-puja",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Govardhana Pūjā 2017 falls on Friday 20 October. Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/govardhana-puja",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/bali-puja",
      "festival": "bali-puja",
      "name": "Bali Pūjā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 2499,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-10-19",
          "window": {
            "start": {
              "local": "2017-10-19T19:02:55+02:00",
              "utc": "2017-10-19T17:02:55Z",
              "ms": 1508432575493.1672
            },
            "end": {
              "local": "2017-10-19T20:30:24+02:00",
              "utc": "2017-10-19T18:30:24Z",
              "ms": 1508437823593.6726
            }
          },
          "covered_min": 0,
          "window_min": 87,
          "qualifies": false
        },
        {
          "local_date": "2017-10-20",
          "window": {
            "start": {
              "local": "2017-10-20T19:03:46+02:00",
              "utc": "2017-10-20T17:03:46Z",
              "ms": 1508519025940.3103
            },
            "end": {
              "local": "2017-10-20T20:30:58+02:00",
              "utc": "2017-10-20T18:30:58Z",
              "ms": 1508524257928.9924
            }
          },
          "covered_min": 87,
          "window_min": 87,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct.",
          "fact": "2017-10-19T19:12:03Z → 2017-10-20T20:07:21Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:03–20:30 on the 19th, 19:04–20:31 on the 20th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during pradoṣa. It covers 0 of 87 minutes on the 19th and 87 of 87 on the 20th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 2499 s"
        },
        {
          "step": "ruling",
          "text": "Bali Pūjā, Cape Town, 2017: Friday 20 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "bali-puja",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-20",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Bali Pūjā 2017 falls on Friday 20 October. Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/bali-puja",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/dyuta-pratipad",
      "festival": "dyuta-pratipad",
      "name": "Dyūta Pratipad",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-20",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 28225,
      "anga": {
        "type": "tithi",
        "index": 0,
        "key": "pratipada",
        "name": "Pratipadā",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-19T21:12:03+02:00",
          "utc": "2017-10-19T19:12:03Z",
          "ms": 1508440322704.6716
        },
        "end": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        }
      },
      "kaala": "purvahna",
      "days": [
        {
          "local_date": "2017-10-20",
          "window": {
            "start": {
              "local": "2017-10-20T05:58:56+02:00",
              "utc": "2017-10-20T03:58:56Z",
              "ms": 1508471936246.958
            },
            "end": {
              "local": "2017-10-20T10:20:33+02:00",
              "utc": "2017-10-20T08:20:33Z",
              "ms": 1508487632811.4087
            }
          },
          "covered_min": 262,
          "window_min": 262,
          "qualifies": true
        },
        {
          "local_date": "2017-10-21",
          "window": {
            "start": {
              "local": "2017-10-21T05:57:46+02:00",
              "utc": "2017-10-21T03:57:46Z",
              "ms": 1508558265855.4258
            },
            "end": {
              "local": "2017-10-21T10:20:03+02:00",
              "utc": "2017-10-21T08:20:03Z",
              "ms": 1508574002831.893
            }
          },
          "covered_min": 0,
          "window_min": 262,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct.",
          "fact": "2017-10-19T19:12:03Z → 2017-10-20T20:07:21Z"
        },
        {
          "step": "kaala",
          "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:59–10:21 on the 20th, 05:58–10:20 on the 21st.",
          "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pratipadā must be present during pūrvāhṇa. It covers 262 of 262 minutes on the 20th and 0 of 262 on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one forenoon qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 28225 s"
        },
        {
          "step": "ruling",
          "text": "Dyūta Pratipad, Cape Town, 2017: Friday 20 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "dyuta-pratipad",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)."
          }
        ],
        "kaala": "purvahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-20",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-20",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Dyūta Pratipad 2017 falls on Friday 20 October. Pratipadā runs from 21:12 on Thu 19 Oct to 22:07 on Fri 20 Oct and covers all of pūrvāhṇa that forenoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/dyuta-pratipad",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/yama-dvitiya",
      "festival": "yama-dvitiya",
      "name": "Yama Dvitīyā",
      "everyday": "Bhai Dooj",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-21",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 33120,
      "anga": {
        "type": "tithi",
        "index": 1,
        "key": "dvitiya",
        "name": "Dvitīyā",
        "start": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        },
        "end": {
          "local": "2017-10-21T23:30:39+02:00",
          "utc": "2017-10-21T21:30:39Z",
          "ms": 1508621439253.0972
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-20T22:07:21+02:00",
          "utc": "2017-10-20T20:07:21Z",
          "ms": 1508530041260.3657
        },
        "end": {
          "local": "2017-10-21T23:30:39+02:00",
          "utc": "2017-10-21T21:30:39Z",
          "ms": 1508621439253.0972
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-20",
          "window": {
            "start": {
              "local": "2017-10-20T12:07:21+02:00",
              "utc": "2017-10-20T10:07:21Z",
              "ms": 1508494041093.6343
            },
            "end": {
              "local": "2017-10-20T12:55:21+02:00",
              "utc": "2017-10-20T10:55:21Z",
              "ms": 1508496921093.6343
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-10-21",
          "window": {
            "start": {
              "local": "2017-10-21T12:07:11+02:00",
              "utc": "2017-10-21T10:07:11Z",
              "ms": 1508580431320.127
            },
            "end": {
              "local": "2017-10-21T12:55:11+02:00",
              "utc": "2017-10-21T10:55:11Z",
              "ms": 1508583311320.127
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvitīyā runs from 22:07 on Fri 20 Oct to 23:31 on Sat 21 Oct.",
          "fact": "2017-10-20T20:07:21Z → 2017-10-21T21:30:39Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 20th, 12:07–12:55 on the 21st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 33120 s"
        },
        {
          "step": "ruling",
          "text": "Yama Dvitīyā, Cape Town, 2017: Saturday 21 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "yama-dvitiya",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-21",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-21",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Yama Dvitīyā (Bhai Dooj) 2017 falls on Saturday 21 October. Dvitīyā runs from 22:07 on Fri 20 Oct to 23:31 on Sat 21 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/yama-dvitiya",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/naga-chaturthi",
      "festival": "naga-chaturthi",
      "name": "Nāga Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30620,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-10-23T01:21:30+02:00",
          "utc": "2017-10-22T23:21:30Z",
          "ms": 1508714489593.6135
        },
        "end": {
          "local": "2017-10-24T03:36:26+02:00",
          "utc": "2017-10-24T01:36:26Z",
          "ms": 1508808986090.445
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-23T01:21:30+02:00",
          "utc": "2017-10-22T23:21:30Z",
          "ms": 1508714489593.6135
        },
        "end": {
          "local": "2017-10-24T03:36:26+02:00",
          "utc": "2017-10-24T01:36:26Z",
          "ms": 1508808986090.445
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-23",
          "window": {
            "start": {
              "local": "2017-10-23T12:06:54+02:00",
              "utc": "2017-10-23T10:06:54Z",
              "ms": 1508753213746.6548
            },
            "end": {
              "local": "2017-10-23T12:54:54+02:00",
              "utc": "2017-10-23T10:54:54Z",
              "ms": 1508756093746.6548
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-24",
          "window": {
            "start": {
              "local": "2017-10-24T12:06:46+02:00",
              "utc": "2017-10-24T10:06:46Z",
              "ms": 1508839605970.5322
            },
            "end": {
              "local": "2017-10-24T12:54:46+02:00",
              "utc": "2017-10-24T10:54:46Z",
              "ms": 1508842485970.5322
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 01:21 on Mon 23 Oct to 03:36 on Tue 24 Oct.",
          "fact": "2017-10-22T23:21:30Z → 2017-10-24T01:36:26Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 23rd, 12:07–12:55 on the 24th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 30620 s"
        },
        {
          "step": "ruling",
          "text": "Nāga Caturthī, Cape Town, 2017: Monday 23 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "naga-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Nāga Caturthī 2017 falls on Monday 23 October. Caturthī runs from 01:21 on Mon 23 Oct to 03:36 on Tue 24 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/naga-chaturthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-10-23",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 30620,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-10-23T01:21:30+02:00",
          "utc": "2017-10-22T23:21:30Z",
          "ms": 1508714489593.6135
        },
        "end": {
          "local": "2017-10-24T03:36:26+02:00",
          "utc": "2017-10-24T01:36:26Z",
          "ms": 1508808986090.445
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-23T01:21:30+02:00",
          "utc": "2017-10-22T23:21:30Z",
          "ms": 1508714489593.6135
        },
        "end": {
          "local": "2017-10-24T03:36:26+02:00",
          "utc": "2017-10-24T01:36:26Z",
          "ms": 1508808986090.445
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-23",
          "window": {
            "start": {
              "local": "2017-10-23T12:06:54+02:00",
              "utc": "2017-10-23T10:06:54Z",
              "ms": 1508753213746.6548
            },
            "end": {
              "local": "2017-10-23T12:54:54+02:00",
              "utc": "2017-10-23T10:54:54Z",
              "ms": 1508756093746.6548
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-24",
          "window": {
            "start": {
              "local": "2017-10-24T12:06:46+02:00",
              "utc": "2017-10-24T10:06:46Z",
              "ms": 1508839605970.5322
            },
            "end": {
              "local": "2017-10-24T12:54:46+02:00",
              "utc": "2017-10-24T10:54:46Z",
              "ms": 1508842485970.5322
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 01:21 on Mon 23 Oct to 03:36 on Tue 24 Oct.",
          "fact": "2017-10-22T23:21:30Z → 2017-10-24T01:36:26Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 23rd, 12:07–12:55 on the 24th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 30620 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Monday 23 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Monday 23 October. Caturthī runs from 01:21 on Mon 23 Oct to 03:36 on Tue 24 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-10-23",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/surya-shashthi",
      "festival": "surya-shashthi",
      "name": "Sūrya Ṣaṣṭhī",
      "everyday": "Chhath",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 12042,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-10-25T06:08:15+02:00",
          "utc": "2017-10-25T04:08:15Z",
          "ms": 1508904495061.7258
        },
        "end": {
          "local": "2017-10-26T08:45:50+02:00",
          "utc": "2017-10-26T06:45:50Z",
          "ms": 1509000350376.1409
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-25T06:08:15+02:00",
          "utc": "2017-10-25T04:08:15Z",
          "ms": 1508904495061.7258
        },
        "end": {
          "local": "2017-10-26T08:45:50+02:00",
          "utc": "2017-10-26T06:45:50Z",
          "ms": 1509000350376.1409
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-25",
          "window": {
            "start": {
              "local": "2017-10-25T12:06:39+02:00",
              "utc": "2017-10-25T10:06:39Z",
              "ms": 1508925998883.9226
            },
            "end": {
              "local": "2017-10-25T12:54:39+02:00",
              "utc": "2017-10-25T10:54:39Z",
              "ms": 1508928878883.9226
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-26",
          "window": {
            "start": {
              "local": "2017-10-26T12:06:32+02:00",
              "utc": "2017-10-26T10:06:32Z",
              "ms": 1509012392498.5383
            },
            "end": {
              "local": "2017-10-26T12:54:32+02:00",
              "utc": "2017-10-26T10:54:32Z",
              "ms": 1509015272498.5383
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 06:08 on Wed 25 Oct to 08:46 on Thu 26 Oct.",
          "fact": "2017-10-25T04:08:15Z → 2017-10-26T06:45:50Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 25th, 12:07–12:55 on the 26th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 12042 s"
        },
        {
          "step": "ruling",
          "text": "Sūrya Ṣaṣṭhī, Cape Town, 2017: Wednesday 25 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "surya-shashthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Sūrya Ṣaṣṭhī (Chhath) 2017 falls on Wednesday 25 October. Ṣaṣṭhī runs from 06:08 on Wed 25 Oct to 08:46 on Thu 26 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/surya-shashthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/gopashtami",
      "festival": "gopashtami",
      "name": "Gopāṣṭamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-27",
      "confidence": "boundary",
      "boundary_reasons": [
        "tie-break-unstated"
      ],
      "boundary_margin_s": 1619,
      "anga": {
        "type": "tithi",
        "index": 7,
        "key": "ashtami",
        "name": "Aṣṭamī",
        "start": {
          "local": "2017-10-27T11:15:11+02:00",
          "utc": "2017-10-27T09:15:11Z",
          "ms": 1509095711279.0867
        },
        "end": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-27T11:15:11+02:00",
          "utc": "2017-10-27T09:15:11Z",
          "ms": 1509095711279.0867
        },
        "end": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-27",
          "window": {
            "start": {
              "local": "2017-10-27T12:06:27+02:00",
              "utc": "2017-10-27T10:06:27Z",
              "ms": 1509098786825.983
            },
            "end": {
              "local": "2017-10-27T12:54:27+02:00",
              "utc": "2017-10-27T10:54:27Z",
              "ms": 1509101666825.983
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-10-28",
          "window": {
            "start": {
              "local": "2017-10-28T12:06:22+02:00",
              "utc": "2017-10-28T10:06:22Z",
              "ms": 1509185181877.754
            },
            "end": {
              "local": "2017-10-28T12:54:22+02:00",
              "utc": "2017-10-28T10:54:22Z",
              "ms": 1509188061877.754
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "greater-coverage",
      "explanation": [
        {
          "step": "anga",
          "text": "Aṣṭamī runs from 11:15 on Fri 27 Oct to 13:21 on Sat 28 Oct.",
          "fact": "2017-10-27T09:15:11Z → 2017-10-28T11:21:21Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 27th, 12:06–12:54 on the 28th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 27th and 48 of 48 on the 28th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.",
          "fact": "priority: unstated → greater-coverage · margin 1619 s"
        },
        {
          "step": "ruling",
          "text": "Gopāṣṭamī, Cape Town, 2017: Friday 27 October.",
          "fact": "confidence: boundary (tie-break-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "gopashtami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 8 Gopastami, Gosthastami."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-27",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-27",
          "confidence": "boundary"
        }
      ],
      "quote": "In Cape Town, Gopāṣṭamī 2017 falls on Friday 27 October. Aṣṭamī runs from 11:15 on Fri 27 Oct to 13:21 on Sat 28 Oct and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/gopashtami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/akshaya-navami",
      "festival": "akshaya-navami",
      "name": "Akṣaya Navamī",
      "everyday": "Amla Navami",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11066,
      "anga": {
        "type": "tithi",
        "index": 8,
        "key": "navami",
        "name": "Navamī",
        "start": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        },
        "end": {
          "local": "2017-10-29T14:50:55+02:00",
          "utc": "2017-10-29T12:50:55Z",
          "ms": 1509281454574.9414
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        },
        "end": {
          "local": "2017-10-29T14:50:55+02:00",
          "utc": "2017-10-29T12:50:55Z",
          "ms": 1509281454574.9414
        }
      },
      "kaala": "purvahna",
      "days": [
        {
          "local_date": "2017-10-28",
          "window": {
            "start": {
              "local": "2017-10-28T05:50:00+02:00",
              "utc": "2017-10-28T03:50:00Z",
              "ms": 1509162600392.7854
            },
            "end": {
              "local": "2017-10-28T10:16:55+02:00",
              "utc": "2017-10-28T08:16:55Z",
              "ms": 1509178614716.0977
            }
          },
          "covered_min": 0,
          "window_min": 267,
          "qualifies": false
        },
        {
          "local_date": "2017-10-29",
          "window": {
            "start": {
              "local": "2017-10-29T05:48:58+02:00",
              "utc": "2017-10-29T03:48:58Z",
              "ms": 1509248938159.3345
            },
            "end": {
              "local": "2017-10-29T10:16:31+02:00",
              "utc": "2017-10-29T08:16:31Z",
              "ms": 1509264991163.2957
            }
          },
          "covered_min": 268,
          "window_min": 268,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Navamī runs from 13:21 on Sat 28 Oct to 14:51 on Sun 29 Oct.",
          "fact": "2017-10-28T11:21:21Z → 2017-10-29T12:50:55Z"
        },
        {
          "step": "kaala",
          "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:50–10:17 on the 28th, 05:49–10:17 on the 29th.",
          "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 267 minutes on the 28th and 268 of 268 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one forenoon qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11066 s"
        },
        {
          "step": "ruling",
          "text": "Akṣaya Navamī, Cape Town, 2017: Sunday 29 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "akshaya-navami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata."
          }
        ],
        "kaala": "purvahna",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-29",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Akṣaya Navamī (Amla Navami) 2017 falls on Sunday 29 October. Navamī runs from 13:21 on Sat 28 Oct to 14:51 on Sun 29 Oct and covers all of pūrvāhṇa that forenoon.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/akshaya-navami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/durga-navami",
      "festival": "durga-navami",
      "name": "Durgā Navamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1619,
      "anga": {
        "type": "tithi",
        "index": 8,
        "key": "navami",
        "name": "Navamī",
        "start": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        },
        "end": {
          "local": "2017-10-29T14:50:55+02:00",
          "utc": "2017-10-29T12:50:55Z",
          "ms": 1509281454574.9414
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-28T13:21:21+02:00",
          "utc": "2017-10-28T11:21:21Z",
          "ms": 1509189680959.3733
        },
        "end": {
          "local": "2017-10-29T14:50:55+02:00",
          "utc": "2017-10-29T12:50:55Z",
          "ms": 1509281454574.9414
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-10-28",
          "window": {
            "start": {
              "local": "2017-10-28T12:06:22+02:00",
              "utc": "2017-10-28T10:06:22Z",
              "ms": 1509185181877.754
            },
            "end": {
              "local": "2017-10-28T12:54:22+02:00",
              "utc": "2017-10-28T10:54:22Z",
              "ms": 1509188061877.754
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-10-29",
          "window": {
            "start": {
              "local": "2017-10-29T12:06:18+02:00",
              "utc": "2017-10-29T10:06:18Z",
              "ms": 1509271577665.2764
            },
            "end": {
              "local": "2017-10-29T12:54:18+02:00",
              "utc": "2017-10-29T10:54:18Z",
              "ms": 1509274457665.2764
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Navamī runs from 13:21 on Sat 28 Oct to 14:51 on Sun 29 Oct.",
          "fact": "2017-10-28T11:21:21Z → 2017-10-29T12:50:55Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 28th, 12:06–12:54 on the 29th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 1619 s"
        },
        {
          "step": "ruling",
          "text": "Durgā Navamī, Cape Town, 2017: Sunday 29 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "durga-navami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-28",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Durgā Navamī 2017 falls on Sunday 29 October. Navamī runs from 13:21 on Sat 28 Oct to 14:51 on Sun 29 Oct and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/durga-navami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-10-31",
      "festival": "ekadashi",
      "name": "Prabodhinī Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-10-31",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 34756,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-10-30T15:34:09+02:00",
          "utc": "2017-10-30T13:34:09Z",
          "ms": 1509370448548.543
        },
        "end": {
          "local": "2017-10-31T15:26:13+02:00",
          "utc": "2017-10-31T13:26:13Z",
          "ms": 1509456372765.523
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-10-30T15:34:09+02:00",
          "utc": "2017-10-30T13:34:09Z",
          "ms": 1509370448548.543
        },
        "end": {
          "local": "2017-10-31T15:26:13+02:00",
          "utc": "2017-10-31T13:26:13Z",
          "ms": 1509456372765.523
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-10-30",
          "window": {
            "start": {
              "local": "2017-10-30T05:47:57+02:00",
              "utc": "2017-10-30T03:47:57Z",
              "ms": 1509335277085.1702
            },
            "end": {
              "local": "2017-10-30T05:47:57+02:00",
              "utc": "2017-10-30T03:47:57Z",
              "ms": 1509335277085.1702
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-10-31",
          "window": {
            "start": {
              "local": "2017-10-31T05:46:57+02:00",
              "utc": "2017-10-31T03:46:57Z",
              "ms": 1509421617202.616
            },
            "end": {
              "local": "2017-10-31T05:46:57+02:00",
              "utc": "2017-10-31T03:46:57Z",
              "ms": 1509421617202.616
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 15:34 on Mon 30 Oct to 15:26 on Tue 31 Oct.",
          "fact": "2017-10-30T13:34:09Z → 2017-10-31T13:26:13Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:48 on the 30th and 05:47 on the 31st.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 30th and is on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 34756 s"
        },
        {
          "step": "ruling",
          "text": "Prabodhinī Ekādaśī, Cape Town, 2017: Tuesday 31 October.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-10-31",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-10-31",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Prabodhinī Ekādaśī 2017 falls on Tuesday 31 October. Ekādaśī runs from 15:34 on Mon 30 Oct to 15:26 on Tue 31 Oct and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-10-31",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-11-01",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 17224,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-11-01T14:27:16+02:00",
          "utc": "2017-11-01T12:27:16Z",
          "ms": 1509539236206.5652
        },
        "end": {
          "local": "2017-11-02T12:41:43+02:00",
          "utc": "2017-11-02T10:41:43Z",
          "ms": 1509619302908.9001
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-01T14:27:16+02:00",
          "utc": "2017-11-01T12:27:16Z",
          "ms": 1509539236206.5652
        },
        "end": {
          "local": "2017-11-02T12:41:43+02:00",
          "utc": "2017-11-02T10:41:43Z",
          "ms": 1509619302908.9001
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-11-01",
          "window": {
            "start": {
              "local": "2017-11-01T19:14:21+02:00",
              "utc": "2017-11-01T17:14:21Z",
              "ms": 1509556460569.9812
            },
            "end": {
              "local": "2017-11-01T20:38:26+02:00",
              "utc": "2017-11-01T18:38:26Z",
              "ms": 1509561505979.8606
            }
          },
          "covered_min": 84,
          "window_min": 84,
          "qualifies": true
        },
        {
          "local_date": "2017-11-02",
          "window": {
            "start": {
              "local": "2017-11-02T19:15:16+02:00",
              "utc": "2017-11-02T17:15:16Z",
              "ms": 1509642915663.1362
            },
            "end": {
              "local": "2017-11-02T20:39:06+02:00",
              "utc": "2017-11-02T18:39:06Z",
              "ms": 1509647946246.0408
            }
          },
          "covered_min": 0,
          "window_min": 84,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 14:27 on Wed 1 Nov to 12:42 on Thu 2 Nov.",
          "fact": "2017-11-01T12:27:16Z → 2017-11-02T10:41:43Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:14–20:38 on the 1st, 19:15–20:39 on the 2nd.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 84 of 84 minutes on the 1st and 0 of 84 on the 2nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 17224 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Wednesday 1 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Wednesday 1 November. Trayodaśī runs from 14:27 on Wed 1 Nov to 12:42 on Thu 2 Nov and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-11-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/kartiki-purnima",
      "festival": "kartiki-purnima",
      "name": "Kārtikī Pūrṇimā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 6543,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-11-03T10:17:05+02:00",
          "utc": "2017-11-03T08:17:05Z",
          "ms": 1509697024924.1353
        },
        "end": {
          "local": "2017-11-04T07:22:54+02:00",
          "utc": "2017-11-04T05:22:54Z",
          "ms": 1509772973916.1726
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-03T10:17:05+02:00",
          "utc": "2017-11-03T08:17:05Z",
          "ms": 1509697024924.1353
        },
        "end": {
          "local": "2017-11-04T07:22:54+02:00",
          "utc": "2017-11-04T05:22:54Z",
          "ms": 1509772973916.1726
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-03",
          "window": {
            "start": {
              "local": "2017-11-03T12:06:08+02:00",
              "utc": "2017-11-03T10:06:08Z",
              "ms": 1509703568044.648
            },
            "end": {
              "local": "2017-11-03T12:54:08+02:00",
              "utc": "2017-11-03T10:54:08Z",
              "ms": 1509706448044.648
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-11-04",
          "window": {
            "start": {
              "local": "2017-11-04T12:06:08+02:00",
              "utc": "2017-11-04T10:06:08Z",
              "ms": 1509789968492.6125
            },
            "end": {
              "local": "2017-11-04T12:54:08+02:00",
              "utc": "2017-11-04T10:54:08Z",
              "ms": 1509792848492.6125
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 10:17 on Fri 3 Nov to 07:23 on Sat 4 Nov.",
          "fact": "2017-11-03T08:17:05Z → 2017-11-04T05:22:54Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 3rd, 12:06–12:54 on the 4th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 6543 s"
        },
        {
          "step": "ruling",
          "text": "Kārtikī Pūrṇimā, Cape Town, 2017: Friday 3 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "kartiki-purnima",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kārtikī Pūrṇimā 2017 falls on Friday 3 November. Pūrṇimā runs from 10:17 on Fri 3 Nov to 07:23 on Sat 4 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/kartiki-purnima",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/rasayatra",
      "festival": "rasayatra",
      "name": "Rāsayātrā",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-03",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 23353,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-11-03T10:17:05+02:00",
          "utc": "2017-11-03T08:17:05Z",
          "ms": 1509697024924.1353
        },
        "end": {
          "local": "2017-11-04T07:22:54+02:00",
          "utc": "2017-11-04T05:22:54Z",
          "ms": 1509772973916.1726
        },
        "month": {
          "amanta": 7,
          "purnimanta": 7,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Kārtika"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-03T10:17:05+02:00",
          "utc": "2017-11-03T08:17:05Z",
          "ms": 1509697024924.1353
        },
        "end": {
          "local": "2017-11-04T07:22:54+02:00",
          "utc": "2017-11-04T05:22:54Z",
          "ms": 1509772973916.1726
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-11-02",
          "window": {
            "start": {
              "local": "2017-11-03T00:05:40+02:00",
              "utc": "2017-11-02T22:05:40Z",
              "ms": 1509660340349.028
            },
            "end": {
              "local": "2017-11-03T00:53:40+02:00",
              "utc": "2017-11-02T22:53:40Z",
              "ms": 1509663220349.028
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-11-03",
          "window": {
            "start": {
              "local": "2017-11-04T00:05:41+02:00",
              "utc": "2017-11-03T22:05:41Z",
              "ms": 1509746740652.6357
            },
            "end": {
              "local": "2017-11-04T00:53:41+02:00",
              "utc": "2017-11-03T22:53:41Z",
              "ms": 1509749620652.6357
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 10:17 on Fri 3 Nov to 07:23 on Sat 4 Nov.",
          "fact": "2017-11-03T08:17:05Z → 2017-11-04T05:22:54Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:06–00:54 on the 2nd, 00:06–00:54 on the 3rd.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during niśītha. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 23353 s"
        },
        {
          "step": "ruling",
          "text": "Rāsayātrā, Cape Town, 2017: Friday 3 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "rasayatra",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima."
          }
        ],
        "kaala": "nishita",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-03",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-03",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Rāsayātrā 2017 falls on Friday 3 November. Pūrṇimā runs from 10:17 on Fri 3 Nov to 07:23 on Sat 4 Nov and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/rasayatra",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-11-06",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1771,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-11-06T21:29:03+02:00",
          "utc": "2017-11-06T19:29:03Z",
          "ms": 1509996543249.0425
        },
        "end": {
          "local": "2017-11-07T18:21:29+02:00",
          "utc": "2017-11-07T16:21:29Z",
          "ms": 1510071688518.0535
        },
        "month": {
          "amanta": 7,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-06T21:29:03+02:00",
          "utc": "2017-11-06T19:29:03Z",
          "ms": 1509996543249.0425
        },
        "end": {
          "local": "2017-11-07T18:21:29+02:00",
          "utc": "2017-11-07T16:21:29Z",
          "ms": 1510071688518.0535
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-11-06",
          "window": {
            "start": {
              "local": "2017-11-06T21:58:34+02:00",
              "utc": "2017-11-06T19:58:34Z",
              "ms": 1509998314335.3884
            },
            "end": {
              "local": "2017-11-06T21:58:34+02:00",
              "utc": "2017-11-06T19:58:34Z",
              "ms": 1509998314335.3884
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-11-07",
          "window": {
            "start": {
              "local": "2017-11-07T23:02:49+02:00",
              "utc": "2017-11-07T21:02:49Z",
              "ms": 1510088568545.4739
            },
            "end": {
              "local": "2017-11-07T23:02:49+02:00",
              "utc": "2017-11-07T21:02:49Z",
              "ms": 1510088568545.4739
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 21:29 on Mon 6 Nov to 18:21 on Tue 7 Nov.",
          "fact": "2017-11-06T19:29:03Z → 2017-11-07T16:21:29Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:59 on the 6th and 23:03 on the 7th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is on the 6th and is not on the 7th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 1771 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Monday 6 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Monday 6 November. Caturthī runs from 21:29 on Mon 6 Nov to 18:21 on Tue 7 Nov and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-11-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-11-14",
      "festival": "ekadashi",
      "name": "Utpannā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-14",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11961,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-11-13T08:55:23+02:00",
          "utc": "2017-11-13T06:55:23Z",
          "ms": 1510556122793.8823
        },
        "end": {
          "local": "2017-11-14T09:05:30+02:00",
          "utc": "2017-11-14T07:05:30Z",
          "ms": 1510643129946.6096
        },
        "month": {
          "amanta": 7,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-13T08:55:23+02:00",
          "utc": "2017-11-13T06:55:23Z",
          "ms": 1510556122793.8823
        },
        "end": {
          "local": "2017-11-14T09:05:30+02:00",
          "utc": "2017-11-14T07:05:30Z",
          "ms": 1510643129946.6096
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-11-13",
          "window": {
            "start": {
              "local": "2017-11-13T05:36:02+02:00",
              "utc": "2017-11-13T03:36:02Z",
              "ms": 1510544162279.4146
            },
            "end": {
              "local": "2017-11-13T05:36:02+02:00",
              "utc": "2017-11-13T03:36:02Z",
              "ms": 1510544162279.4146
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-11-14",
          "window": {
            "start": {
              "local": "2017-11-14T05:35:23+02:00",
              "utc": "2017-11-14T03:35:23Z",
              "ms": 1510630522515.1697
            },
            "end": {
              "local": "2017-11-14T05:35:23+02:00",
              "utc": "2017-11-14T03:35:23Z",
              "ms": 1510630522515.1697
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 08:55 on Mon 13 Nov to 09:05 on Tue 14 Nov.",
          "fact": "2017-11-13T06:55:23Z → 2017-11-14T07:05:30Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:36 on the 13th and 05:35 on the 14th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 13th and is on the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 11961 s"
        },
        {
          "step": "ruling",
          "text": "Utpannā Ekādaśī, Cape Town, 2017: Tuesday 14 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-14",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-14",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Utpannā Ekādaśī 2017 falls on Tuesday 14 November. Ekādaśī runs from 08:55 on Mon 13 Nov to 09:05 on Tue 14 Nov and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-11-14",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-11-15",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-15",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31752,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-11-15T09:40:47+02:00",
          "utc": "2017-11-15T07:40:47Z",
          "ms": 1510731647148.7715
        },
        "end": {
          "local": "2017-11-16T10:39:20+02:00",
          "utc": "2017-11-16T08:39:20Z",
          "ms": 1510821559510.8228
        },
        "month": {
          "amanta": 7,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-15T09:40:47+02:00",
          "utc": "2017-11-15T07:40:47Z",
          "ms": 1510731647148.7715
        },
        "end": {
          "local": "2017-11-16T10:39:20+02:00",
          "utc": "2017-11-16T08:39:20Z",
          "ms": 1510821559510.8228
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-11-15",
          "window": {
            "start": {
              "local": "2017-11-15T19:27:34+02:00",
              "utc": "2017-11-15T17:27:34Z",
              "ms": 1510766853746.8972
            },
            "end": {
              "local": "2017-11-15T20:48:26+02:00",
              "utc": "2017-11-15T18:48:26Z",
              "ms": 1510771706310.4507
            }
          },
          "covered_min": 81,
          "window_min": 81,
          "qualifies": true
        },
        {
          "local_date": "2017-11-16",
          "window": {
            "start": {
              "local": "2017-11-16T19:28:31+02:00",
              "utc": "2017-11-16T17:28:31Z",
              "ms": 1510853311431.4382
            },
            "end": {
              "local": "2017-11-16T20:49:12+02:00",
              "utc": "2017-11-16T18:49:12Z",
              "ms": 1510858151672.555
            }
          },
          "covered_min": 0,
          "window_min": 81,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 09:41 on Wed 15 Nov to 10:39 on Thu 16 Nov.",
          "fact": "2017-11-15T07:40:47Z → 2017-11-16T08:39:20Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:28–20:48 on the 15th, 19:29–20:49 on the 16th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 81 of 81 minutes on the 15th and 0 of 81 on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 31752 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Wednesday 15 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-15",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-15",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Wednesday 15 November. Trayodaśī runs from 09:41 on Wed 15 Nov to 10:39 on Thu 16 Nov and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-11-15",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-11-16",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-16",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 35069,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-11-16T10:39:20+02:00",
          "utc": "2017-11-16T08:39:20Z",
          "ms": 1510821559510.8228
        },
        "end": {
          "local": "2017-11-17T11:59:59+02:00",
          "utc": "2017-11-17T09:59:59Z",
          "ms": 1510912798825.1704
        },
        "month": {
          "amanta": 7,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Kārtika",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-16T10:39:20+02:00",
          "utc": "2017-11-16T08:39:20Z",
          "ms": 1510821559510.8228
        },
        "end": {
          "local": "2017-11-17T11:59:59+02:00",
          "utc": "2017-11-17T09:59:59Z",
          "ms": 1510912798825.1704
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-11-15",
          "window": {
            "start": {
              "local": "2017-11-16T00:06:51+02:00",
              "utc": "2017-11-15T22:06:51Z",
              "ms": 1510783610860.2222
            },
            "end": {
              "local": "2017-11-16T00:54:51+02:00",
              "utc": "2017-11-15T22:54:51Z",
              "ms": 1510786490860.2222
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-11-16",
          "window": {
            "start": {
              "local": "2017-11-17T00:07:02+02:00",
              "utc": "2017-11-16T22:07:02Z",
              "ms": 1510870022335.626
            },
            "end": {
              "local": "2017-11-17T00:55:02+02:00",
              "utc": "2017-11-16T22:55:02Z",
              "ms": 1510872902335.626
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 10:39 on Thu 16 Nov to 12:00 on Fri 17 Nov.",
          "fact": "2017-11-16T08:39:20Z → 2017-11-17T09:59:59Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:07–00:55 on the 15th, 00:07–00:55 on the 16th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 35069 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Thursday 16 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-16",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-16",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Thursday 16 November. Caturdaśī runs from 10:39 on Thu 16 Nov to 12:00 on Fri 17 Nov and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-11-16",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-11-22",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27947,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-11-21T20:42:12+02:00",
          "utc": "2017-11-21T18:42:12Z",
          "ms": 1511289732303.0098
        },
        "end": {
          "local": "2017-11-22T23:25:07+02:00",
          "utc": "2017-11-22T21:25:07Z",
          "ms": 1511385907081.1213
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-21T20:42:12+02:00",
          "utc": "2017-11-21T18:42:12Z",
          "ms": 1511289732303.0098
        },
        "end": {
          "local": "2017-11-22T23:25:07+02:00",
          "utc": "2017-11-22T21:25:07Z",
          "ms": 1511385907081.1213
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-21",
          "window": {
            "start": {
              "local": "2017-11-21T12:08:25+02:00",
              "utc": "2017-11-21T10:08:25Z",
              "ms": 1511258905171.0542
            },
            "end": {
              "local": "2017-11-21T12:56:25+02:00",
              "utc": "2017-11-21T10:56:25Z",
              "ms": 1511261785171.0542
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-11-22",
          "window": {
            "start": {
              "local": "2017-11-22T12:08:41+02:00",
              "utc": "2017-11-22T10:08:41Z",
              "ms": 1511345320653.958
            },
            "end": {
              "local": "2017-11-22T12:56:41+02:00",
              "utc": "2017-11-22T10:56:41Z",
              "ms": 1511348200653.958
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 20:42 on Tue 21 Nov to 23:25 on Wed 22 Nov.",
          "fact": "2017-11-21T18:42:12Z → 2017-11-22T21:25:07Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 21st, 12:09–12:57 on the 22nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 27947 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Wednesday 22 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Wednesday 22 November. Caturthī runs from 20:42 on Tue 21 Nov to 23:25 on Wed 22 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-11-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/naga-panchami-margashirsha",
      "festival": "naga-panchami-margashirsha",
      "name": "Nāga Pañcamī (Mārgaśīrṣa)",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-23",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 36277,
      "anga": {
        "type": "tithi",
        "index": 4,
        "key": "panchami",
        "name": "Pañcamī",
        "start": {
          "local": "2017-11-22T23:25:07+02:00",
          "utc": "2017-11-22T21:25:07Z",
          "ms": 1511385907081.1213
        },
        "end": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-22T23:25:07+02:00",
          "utc": "2017-11-22T21:25:07Z",
          "ms": 1511385907081.1213
        },
        "end": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-23",
          "window": {
            "start": {
              "local": "2017-11-23T12:08:57+02:00",
              "utc": "2017-11-23T10:08:57Z",
              "ms": 1511431736902.773
            },
            "end": {
              "local": "2017-11-23T12:56:57+02:00",
              "utc": "2017-11-23T10:56:57Z",
              "ms": 1511434616902.773
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-11-24",
          "window": {
            "start": {
              "local": "2017-11-24T12:09:14+02:00",
              "utc": "2017-11-24T10:09:14Z",
              "ms": 1511518153902.8389
            },
            "end": {
              "local": "2017-11-24T12:57:14+02:00",
              "utc": "2017-11-24T10:57:14Z",
              "ms": 1511521033902.8389
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pañcamī runs from 23:25 on Wed 22 Nov to 02:05 on Fri 24 Nov.",
          "fact": "2017-11-22T21:25:07Z → 2017-11-24T00:04:37Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 23rd, 12:09–12:57 on the 24th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 36277 s"
        },
        {
          "step": "ruling",
          "text": "Nāga Pañcamī (Mārgaśīrṣa), Cape Town, 2017: Thursday 23 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "naga-panchami-margashirsha",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 5 Naga pancami (2nd) (paraviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-23",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-23",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Nāga Pañcamī (Mārgaśīrṣa) 2017 falls on Thursday 23 November. Pañcamī runs from 23:25 on Wed 22 Nov to 02:05 on Fri 24 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/naga-panchami-margashirsha",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/champa-shashthi",
      "festival": "champa-shashthi",
      "name": "Campā Ṣaṣṭhī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27701,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        },
        "end": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        },
        "end": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-24",
          "window": {
            "start": {
              "local": "2017-11-24T12:09:14+02:00",
              "utc": "2017-11-24T10:09:14Z",
              "ms": 1511518153902.8389
            },
            "end": {
              "local": "2017-11-24T12:57:14+02:00",
              "utc": "2017-11-24T10:57:14Z",
              "ms": 1511521033902.8389
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-11-25",
          "window": {
            "start": {
              "local": "2017-11-25T12:09:32+02:00",
              "utc": "2017-11-25T10:09:32Z",
              "ms": 1511604571638.7837
            },
            "end": {
              "local": "2017-11-25T12:57:32+02:00",
              "utc": "2017-11-25T10:57:32Z",
              "ms": 1511607451638.7837
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 02:05 on Fri 24 Nov to 04:28 on Sat 25 Nov.",
          "fact": "2017-11-24T00:04:37Z → 2017-11-25T02:27:51Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 24th, 12:10–12:58 on the 25th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 27701 s"
        },
        {
          "step": "ruling",
          "text": "Campā Ṣaṣṭhī, Cape Town, 2017: Friday 24 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "champa-shashthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi"
          }
        ],
        "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.",
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Campā Ṣaṣṭhī 2017 falls on Friday 24 November. Ṣaṣṭhī runs from 02:05 on Fri 24 Nov to 04:28 on Sat 25 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/champa-shashthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/skanda-shashthi",
      "festival": "skanda-shashthi",
      "name": "Skanda Ṣaṣṭhī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-24",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 27701,
      "anga": {
        "type": "tithi",
        "index": 5,
        "key": "shashthi",
        "name": "Ṣaṣṭhī",
        "start": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        },
        "end": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-24T02:04:37+02:00",
          "utc": "2017-11-24T00:04:37Z",
          "ms": 1511481877307.4775
        },
        "end": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-24",
          "window": {
            "start": {
              "local": "2017-11-24T12:09:14+02:00",
              "utc": "2017-11-24T10:09:14Z",
              "ms": 1511518153902.8389
            },
            "end": {
              "local": "2017-11-24T12:57:14+02:00",
              "utc": "2017-11-24T10:57:14Z",
              "ms": 1511521033902.8389
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-11-25",
          "window": {
            "start": {
              "local": "2017-11-25T12:09:32+02:00",
              "utc": "2017-11-25T10:09:32Z",
              "ms": 1511604571638.7837
            },
            "end": {
              "local": "2017-11-25T12:57:32+02:00",
              "utc": "2017-11-25T10:57:32Z",
              "ms": 1511607451638.7837
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ṣaṣṭhī runs from 02:05 on Fri 24 Nov to 04:28 on Sat 25 Nov.",
          "fact": "2017-11-24T00:04:37Z → 2017-11-25T02:27:51Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 24th, 12:10–12:58 on the 25th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 27701 s"
        },
        {
          "step": "ruling",
          "text": "Skanda Ṣaṣṭhī, Cape Town, 2017: Friday 24 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "skanda-shashthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi"
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-24",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-24",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Skanda Ṣaṣṭhī 2017 falls on Friday 24 November. Ṣaṣṭhī runs from 02:05 on Fri 24 Nov to 04:28 on Sat 25 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/skanda-shashthi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/mitra-saptami",
      "festival": "mitra-saptami",
      "name": "Mitra Saptamī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-25",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 20915,
      "anga": {
        "type": "tithi",
        "index": 6,
        "key": "saptami",
        "name": "Saptamī",
        "start": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        },
        "end": {
          "local": "2017-11-26T06:21:15+02:00",
          "utc": "2017-11-26T04:21:15Z",
          "ms": 1511670075083.1958
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-25T04:27:51+02:00",
          "utc": "2017-11-25T02:27:51Z",
          "ms": 1511576870542.9087
        },
        "end": {
          "local": "2017-11-26T06:21:15+02:00",
          "utc": "2017-11-26T04:21:15Z",
          "ms": 1511670075083.1958
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-25",
          "window": {
            "start": {
              "local": "2017-11-25T12:09:32+02:00",
              "utc": "2017-11-25T10:09:32Z",
              "ms": 1511604571638.7837
            },
            "end": {
              "local": "2017-11-25T12:57:32+02:00",
              "utc": "2017-11-25T10:57:32Z",
              "ms": 1511607451638.7837
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-11-26",
          "window": {
            "start": {
              "local": "2017-11-26T12:09:50+02:00",
              "utc": "2017-11-26T10:09:50Z",
              "ms": 1511690990094.5854
            },
            "end": {
              "local": "2017-11-26T12:57:50+02:00",
              "utc": "2017-11-26T10:57:50Z",
              "ms": 1511693870094.5854
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Saptamī runs from 04:28 on Sat 25 Nov to 06:21 on Sun 26 Nov.",
          "fact": "2017-11-25T02:27:51Z → 2017-11-26T04:21:15Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 25th, 12:10–12:58 on the 26th.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: purvaviddha → only-day · margin 20915 s"
        },
        {
          "step": "ruling",
          "text": "Mitra Saptamī, Cape Town, 2017: Saturday 25 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "mitra-saptami",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 7 Mitra saptami (purvaviddha)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "purvaviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-25",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-25",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mitra Saptamī 2017 falls on Saturday 25 November. Saptamī runs from 04:28 on Sat 25 Nov to 06:21 on Sun 26 Nov and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/mitra-saptami",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-11-30",
      "festival": "ekadashi",
      "name": "Mokṣadā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 1652,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-11-29T07:21:45+02:00",
          "utc": "2017-11-29T05:21:45Z",
          "ms": 1511932905313.5195
        },
        "end": {
          "local": "2017-11-30T05:56:16+02:00",
          "utc": "2017-11-30T03:56:16Z",
          "ms": 1512014176451.6934
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-29T07:21:45+02:00",
          "utc": "2017-11-29T05:21:45Z",
          "ms": 1511932905313.5195
        },
        "end": {
          "local": "2017-11-30T05:56:16+02:00",
          "utc": "2017-11-30T03:56:16Z",
          "ms": 1512014176451.6934
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-11-29",
          "window": {
            "start": {
              "local": "2017-11-29T05:28:56+02:00",
              "utc": "2017-11-29T03:28:56Z",
              "ms": 1511926135595.9307
            },
            "end": {
              "local": "2017-11-29T05:28:56+02:00",
              "utc": "2017-11-29T03:28:56Z",
              "ms": 1511926135595.9307
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-11-30",
          "window": {
            "start": {
              "local": "2017-11-30T05:28:45+02:00",
              "utc": "2017-11-30T03:28:45Z",
              "ms": 1512012524512.081
            },
            "end": {
              "local": "2017-11-30T05:28:45+02:00",
              "utc": "2017-11-30T03:28:45Z",
              "ms": 1512012524512.081
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 07:22 on Wed 29 Nov to 05:56 on Thu 30 Nov.",
          "fact": "2017-11-29T05:21:45Z → 2017-11-30T03:56:16Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:29 on the 29th and 05:29 on the 30th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is not on the 29th and is on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 1652 s"
        },
        {
          "step": "ruling",
          "text": "Mokṣadā Ekādaśī, Cape Town, 2017: Thursday 30 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Mokṣadā Ekādaśī 2017 falls on Thursday 30 November. Ekādaśī runs from 07:22 on Wed 29 Nov to 05:56 on Thu 30 Nov and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-11-30",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/akhanda-dvadashi",
      "festival": "akhanda-dvadashi",
      "name": "Akhaṇḍa Dvādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-11-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 22494,
      "anga": {
        "type": "tithi",
        "index": 11,
        "key": "dvadashi",
        "name": "Dvādaśī",
        "start": {
          "local": "2017-11-30T05:56:16+02:00",
          "utc": "2017-11-30T03:56:16Z",
          "ms": 1512014176451.6934
        },
        "end": {
          "local": "2017-12-01T03:42:59+02:00",
          "utc": "2017-12-01T01:42:59Z",
          "ms": 1512092579288.646
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-11-30T05:56:16+02:00",
          "utc": "2017-11-30T03:56:16Z",
          "ms": 1512014176451.6934
        },
        "end": {
          "local": "2017-12-01T03:42:59+02:00",
          "utc": "2017-12-01T01:42:59Z",
          "ms": 1512092579288.646
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-11-30",
          "window": {
            "start": {
              "local": "2017-11-30T12:11:11+02:00",
              "utc": "2017-11-30T10:11:11Z",
              "ms": 1512036670779.6304
            },
            "end": {
              "local": "2017-11-30T12:59:11+02:00",
              "utc": "2017-11-30T10:59:11Z",
              "ms": 1512039550779.6304
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        },
        {
          "local_date": "2017-12-01",
          "window": {
            "start": {
              "local": "2017-12-01T12:11:33+02:00",
              "utc": "2017-12-01T10:11:33Z",
              "ms": 1512123092580.4177
            },
            "end": {
              "local": "2017-12-01T12:59:33+02:00",
              "utc": "2017-12-01T10:59:33Z",
              "ms": 1512125972580.4177
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Dvādaśī runs from 05:56 on Thu 30 Nov to 03:43 on Fri 1 Dec.",
          "fact": "2017-11-30T03:56:16Z → 2017-12-01T01:42:59Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 30th, 12:12–13:00 on the 1st.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 22494 s"
        },
        {
          "step": "ruling",
          "text": "Akhaṇḍa Dvādaśī, Cape Town, 2017: Thursday 30 November.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "akhanda-dvadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 12 Matsya dvadasi, Akhanda dvadasi (paraviddha), Vyanjana dvadasi & Dana dvadasi (Orissa)."
          }
        ],
        "kaala": "madhyahna",
        "priority": "paraviddha",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-11-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-11-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Akhaṇḍa Dvādaśī 2017 falls on Thursday 30 November. Dvādaśī runs from 05:56 on Thu 30 Nov to 03:43 on Fri 1 Dec and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/akhanda-dvadashi",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-12-01",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-01",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 13767,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-12-01T03:42:59+02:00",
          "utc": "2017-12-01T01:42:59Z",
          "ms": 1512092579288.646
        },
        "end": {
          "local": "2017-12-02T00:50:04+02:00",
          "utc": "2017-12-01T22:50:04Z",
          "ms": 1512168604408.5723
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-01T03:42:59+02:00",
          "utc": "2017-12-01T01:42:59Z",
          "ms": 1512092579288.646
        },
        "end": {
          "local": "2017-12-02T00:50:04+02:00",
          "utc": "2017-12-01T22:50:04Z",
          "ms": 1512168604408.5723
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-11-30",
          "window": {
            "start": {
              "local": "2017-11-30T19:41:37+02:00",
              "utc": "2017-11-30T17:41:37Z",
              "ms": 1512063697047.1797
            },
            "end": {
              "local": "2017-11-30T20:59:53+02:00",
              "utc": "2017-11-30T18:59:53Z",
              "ms": 1512068392819.2263
            }
          },
          "covered_min": 0,
          "window_min": 78,
          "qualifies": false
        },
        {
          "local_date": "2017-12-01",
          "window": {
            "start": {
              "local": "2017-12-01T19:42:30+02:00",
              "utc": "2017-12-01T17:42:30Z",
              "ms": 1512150149823.3062
            },
            "end": {
              "local": "2017-12-01T21:00:38+02:00",
              "utc": "2017-12-01T19:00:38Z",
              "ms": 1512154837590.9612
            }
          },
          "covered_min": 78,
          "window_min": 78,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 03:43 on Fri 1 Dec to 00:50 on Sat 2 Dec.",
          "fact": "2017-12-01T01:42:59Z → 2017-12-01T22:50:04Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:42–21:00 on the 30th, 19:42–21:01 on the 1st.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 78 minutes on the 30th and 78 of 78 on the 1st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 13767 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Friday 1 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-01",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-01",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Friday 1 December. Trayodaśī runs from 03:43 on Fri 1 Dec to 00:50 on Sat 2 Dec and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-12-01",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/dattatreyotpatti",
      "festival": "dattatreyotpatti",
      "name": "Dattātreyotpatti",
      "everyday": "Datta Jayanti",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-02",
      "confidence": "boundary",
      "boundary_reasons": [
        "absent-unstated"
      ],
      "boundary_margin_s": 1578,
      "anga": {
        "type": "tithi",
        "index": 14,
        "key": "purnima",
        "name": "Pūrṇimā",
        "start": {
          "local": "2017-12-02T21:27:40+02:00",
          "utc": "2017-12-02T19:27:40Z",
          "ms": 1512242860278.5981
        },
        "end": {
          "local": "2017-12-03T17:46:58+02:00",
          "utc": "2017-12-03T15:46:58Z",
          "ms": 1512316018286.949
        },
        "month": {
          "amanta": 8,
          "purnimanta": 8,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Mārgaśīrṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-02T21:27:40+02:00",
          "utc": "2017-12-02T19:27:40Z",
          "ms": 1512242860278.5981
        },
        "end": {
          "local": "2017-12-03T17:46:58+02:00",
          "utc": "2017-12-03T15:46:58Z",
          "ms": 1512316018286.949
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-12-02",
          "window": {
            "start": {
              "local": "2017-12-02T19:43:22+02:00",
              "utc": "2017-12-02T17:43:22Z",
              "ms": 1512236601916.7913
            },
            "end": {
              "local": "2017-12-02T21:01:22+02:00",
              "utc": "2017-12-02T19:01:22Z",
              "ms": 1512241282027.7988
            }
          },
          "covered_min": 0,
          "window_min": 78,
          "qualifies": false
        },
        {
          "local_date": "2017-12-03",
          "window": {
            "start": {
              "local": "2017-12-03T19:44:13+02:00",
              "utc": "2017-12-03T17:44:13Z",
              "ms": 1512323053285.923
            },
            "end": {
              "local": "2017-12-03T21:02:06+02:00",
              "utc": "2017-12-03T19:02:06Z",
              "ms": 1512327726094.4573
            }
          },
          "covered_min": 0,
          "window_min": 78,
          "qualifies": false
        }
      ],
      "decided_by": "tithi-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Pūrṇimā runs from 21:28 on Sat 2 Dec to 17:47 on Sun 3 Dec.",
          "fact": "2017-12-02T19:27:40Z → 2017-12-03T15:46:58Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:43–21:01 on the 2nd, 19:44–21:02 on the 3rd.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 78 minutes on the 2nd and 0 of 78 on the 3rd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104"
        },
        {
          "step": "tie_break",
          "text": "Neither evening qualifies. The day the tithi falls on is taken.",
          "fact": "priority: unstated → tithi-day · margin 1578 s"
        },
        {
          "step": "ruling",
          "text": "Dattātreyotpatti, Cape Town, 2017: Saturday 2 December.",
          "fact": "confidence: boundary (absent-unstated)"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "dattatreyotpatti",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 104",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "S 15 Dattatreyotpatti (pradosa)."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-02",
          "confidence": "boundary"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-02",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Dattātreyotpatti (Datta Jayanti) 2017 falls on Saturday 2 December. Pūrṇimā runs from 21:28 on Sat 2 Dec to 17:47 on Sun 3 Dec, and reaches pradoṣa on neither day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/dattatreyotpatti",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/sankashta-chaturthi?on=2017-12-06",
      "festival": "sankashta-chaturthi",
      "name": "Saṅkaṣṭa Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-06",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 17982,
      "anga": {
        "type": "tithi",
        "index": 18,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-12-06T06:48:48+02:00",
          "utc": "2017-12-06T04:48:48Z",
          "ms": 1512535727653.6655
        },
        "end": {
          "local": "2017-12-07T03:45:38+02:00",
          "utc": "2017-12-07T01:45:38Z",
          "ms": 1512611138429.3843
        },
        "month": {
          "amanta": 8,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-06T06:48:48+02:00",
          "utc": "2017-12-06T04:48:48Z",
          "ms": 1512535727653.6655
        },
        "end": {
          "local": "2017-12-07T03:45:38+02:00",
          "utc": "2017-12-07T01:45:38Z",
          "ms": 1512611138429.3843
        }
      },
      "kaala": "moonrise",
      "days": [
        {
          "local_date": "2017-12-05",
          "window": {
            "start": {
              "local": "2017-12-05T21:48:30+02:00",
              "utc": "2017-12-05T19:48:30Z",
              "ms": 1512503309903.1782
            },
            "end": {
              "local": "2017-12-05T21:48:30+02:00",
              "utc": "2017-12-05T19:48:30Z",
              "ms": 1512503309903.1782
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        },
        {
          "local_date": "2017-12-06",
          "window": {
            "start": {
              "local": "2017-12-06T22:45:57+02:00",
              "utc": "2017-12-06T20:45:57Z",
              "ms": 1512593156693.8281
            },
            "end": {
              "local": "2017-12-06T22:45:57+02:00",
              "utc": "2017-12-06T20:45:57Z",
              "ms": 1512593156693.8281
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 06:49 on Wed 6 Dec to 03:46 on Thu 7 Dec.",
          "fact": "2017-12-06T04:48:48Z → 2017-12-07T01:45:38Z"
        },
        {
          "step": "kaala",
          "text": "Moonrise is at 21:48 on the 5th and 22:46 on the 6th.",
          "fact": "moonrise: disc centre, 31′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be current at moonrise. It is not on the 5th and is on the 6th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one moonrise qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 17982 s"
        },
        {
          "step": "ruling",
          "text": "Saṅkaṣṭa Caturthī, Cape Town, 2017: Wednesday 6 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "sankashta-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.",
        "kaala": "moonrise",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-06",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-06",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saṅkaṣṭa Caturthī 2017 falls on Wednesday 6 December. Caturthī runs from 06:49 on Wed 6 Dec to 03:46 on Thu 7 Dec and is current at moonrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/sankashta-chaturthi?on=2017-12-06",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-12-13",
      "festival": "ekadashi",
      "name": "Saphalā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-13",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 20033,
      "anga": {
        "type": "tithi",
        "index": 25,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-12-12T22:38:37+02:00",
          "utc": "2017-12-12T20:38:37Z",
          "ms": 1513111116537.613
        },
        "end": {
          "local": "2017-12-13T23:55:39+02:00",
          "utc": "2017-12-13T21:55:39Z",
          "ms": 1513202138656.9216
        },
        "month": {
          "amanta": 8,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-12T22:38:37+02:00",
          "utc": "2017-12-12T20:38:37Z",
          "ms": 1513111116537.613
        },
        "end": {
          "local": "2017-12-13T23:55:39+02:00",
          "utc": "2017-12-13T21:55:39Z",
          "ms": 1513202138656.9216
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-12-13",
          "window": {
            "start": {
              "local": "2017-12-13T05:29:16+02:00",
              "utc": "2017-12-13T03:29:16Z",
              "ms": 1513135755827.6963
            },
            "end": {
              "local": "2017-12-13T05:29:16+02:00",
              "utc": "2017-12-13T03:29:16Z",
              "ms": 1513135755827.6963
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-12-14",
          "window": {
            "start": {
              "local": "2017-12-14T05:29:32+02:00",
              "utc": "2017-12-14T03:29:32Z",
              "ms": 1513222171644.29
            },
            "end": {
              "local": "2017-12-14T05:29:32+02:00",
              "utc": "2017-12-14T03:29:32Z",
              "ms": 1513222171644.29
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 22:39 on Tue 12 Dec to 23:56 on Wed 13 Dec.",
          "fact": "2017-12-12T20:38:37Z → 2017-12-13T21:55:39Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:29 on the 13th and 05:30 on the 14th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 13th and is not on the 14th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 20033 s"
        },
        {
          "step": "ruling",
          "text": "Saphalā Ekādaśī, Cape Town, 2017: Wednesday 13 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-13",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-13",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Saphalā Ekādaśī 2017 falls on Wednesday 13 December. Ekādaśī runs from 22:39 on Tue 12 Dec to 23:56 on Wed 13 Dec and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-12-13",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-12-15",
      "festival": "pradosha-vrata",
      "name": "Kṛṣṇa Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-15",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 16106,
      "anga": {
        "type": "tithi",
        "index": 27,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-12-15T01:38:02+02:00",
          "utc": "2017-12-14T23:38:02Z",
          "ms": 1513294681603.7173
        },
        "end": {
          "local": "2017-12-16T03:40:47+02:00",
          "utc": "2017-12-16T01:40:47Z",
          "ms": 1513388446951.9421
        },
        "month": {
          "amanta": 8,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-15T01:38:02+02:00",
          "utc": "2017-12-14T23:38:02Z",
          "ms": 1513294681603.7173
        },
        "end": {
          "local": "2017-12-16T03:40:47+02:00",
          "utc": "2017-12-16T01:40:47Z",
          "ms": 1513388446951.9421
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-12-14",
          "window": {
            "start": {
              "local": "2017-12-14T19:52:38+02:00",
              "utc": "2017-12-14T17:52:38Z",
              "ms": 1513273958049.7407
            },
            "end": {
              "local": "2017-12-14T21:09:36+02:00",
              "utc": "2017-12-14T19:09:36Z",
              "ms": 1513278575551.2087
            }
          },
          "covered_min": 0,
          "window_min": 77,
          "qualifies": false
        },
        {
          "local_date": "2017-12-15",
          "window": {
            "start": {
              "local": "2017-12-15T19:53:17+02:00",
              "utc": "2017-12-15T17:53:17Z",
              "ms": 1513360397246.796
            },
            "end": {
              "local": "2017-12-15T21:10:12+02:00",
              "utc": "2017-12-15T19:10:12Z",
              "ms": 1513365012121.006
            }
          },
          "covered_min": 77,
          "window_min": 77,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 01:38 on Fri 15 Dec to 03:41 on Sat 16 Dec.",
          "fact": "2017-12-14T23:38:02Z → 2017-12-16T01:40:47Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 19:53–21:10 on the 14th, 19:53–21:10 on the 15th.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 77 minutes on the 14th and 77 of 77 on the 15th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 16106 s"
        },
        {
          "step": "ruling",
          "text": "Kṛṣṇa Pradoṣa Vrata, Cape Town, 2017: Friday 15 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-15",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-15",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Kṛṣṇa Pradoṣa Vrata 2017 falls on Friday 15 December. Trayodaśī runs from 01:38 on Fri 15 Dec to 03:41 on Sat 16 Dec and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-12-15",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/shivaratri?on=2017-12-16",
      "festival": "shivaratri",
      "name": "Śivarātri",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-16",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 9304,
      "anga": {
        "type": "tithi",
        "index": 28,
        "key": "chaturdashi",
        "name": "Caturdaśī",
        "start": {
          "local": "2017-12-16T03:40:47+02:00",
          "utc": "2017-12-16T01:40:47Z",
          "ms": 1513388446951.9421
        },
        "end": {
          "local": "2017-12-17T05:59:34+02:00",
          "utc": "2017-12-17T03:59:34Z",
          "ms": 1513483173942.451
        },
        "month": {
          "amanta": 8,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Mārgaśīrṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-16T03:40:47+02:00",
          "utc": "2017-12-16T01:40:47Z",
          "ms": 1513388446951.9421
        },
        "end": {
          "local": "2017-12-17T05:59:34+02:00",
          "utc": "2017-12-17T03:59:34Z",
          "ms": 1513483173942.451
        }
      },
      "kaala": "nishita",
      "days": [
        {
          "local_date": "2017-12-15",
          "window": {
            "start": {
              "local": "2017-12-16T00:17:43+02:00",
              "utc": "2017-12-15T22:17:43Z",
              "ms": 1513376263025.084
            },
            "end": {
              "local": "2017-12-16T01:05:43+02:00",
              "utc": "2017-12-15T23:05:43Z",
              "ms": 1513379143025.084
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-12-16",
          "window": {
            "start": {
              "local": "2017-12-17T00:18:13+02:00",
              "utc": "2017-12-16T22:18:13Z",
              "ms": 1513462692609.74
            },
            "end": {
              "local": "2017-12-17T01:06:13+02:00",
              "utc": "2017-12-16T23:06:13Z",
              "ms": 1513465572609.74
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturdaśī runs from 03:41 on Sat 16 Dec to 06:00 on Sun 17 Dec.",
          "fact": "2017-12-16T01:40:47Z → 2017-12-17T03:59:34Z"
        },
        {
          "step": "kaala",
          "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:18–01:06 on the 15th, 00:18–01:06 on the 16th.",
          "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one night qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 9304 s"
        },
        {
          "step": "ruling",
          "text": "Śivarātri, Cape Town, 2017: Saturday 16 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "shivaratri",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)."
          }
        ],
        "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.",
        "kaala": "nishita",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-16",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-16",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śivarātri 2017 falls on Saturday 16 December. Caturdaśī runs from 03:41 on Sat 16 Dec to 06:00 on Sun 17 Dec and covers all of niśītha that night.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/shivaratri?on=2017-12-16",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-12-22",
      "festival": "vinayaka-chaturthi",
      "name": "Vināyaka Caturthī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-22",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 11974,
      "anga": {
        "type": "tithi",
        "index": 3,
        "key": "chaturthi",
        "name": "Caturthī",
        "start": {
          "local": "2017-12-21T16:28:01+02:00",
          "utc": "2017-12-21T14:28:01Z",
          "ms": 1513866481443.7744
        },
        "end": {
          "local": "2017-12-22T18:52:52+02:00",
          "utc": "2017-12-22T16:52:52Z",
          "ms": 1513961571597.0344
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-21T16:28:01+02:00",
          "utc": "2017-12-21T14:28:01Z",
          "ms": 1513866481443.7744
        },
        "end": {
          "local": "2017-12-22T18:52:52+02:00",
          "utc": "2017-12-22T16:52:52Z",
          "ms": 1513961571597.0344
        }
      },
      "kaala": "madhyahna",
      "days": [
        {
          "local_date": "2017-12-21",
          "window": {
            "start": {
              "local": "2017-12-21T12:20:28+02:00",
              "utc": "2017-12-21T10:20:28Z",
              "ms": 1513851627903.3442
            },
            "end": {
              "local": "2017-12-21T13:08:28+02:00",
              "utc": "2017-12-21T11:08:28Z",
              "ms": 1513854507903.3442
            }
          },
          "covered_min": 0,
          "window_min": 48,
          "qualifies": false
        },
        {
          "local_date": "2017-12-22",
          "window": {
            "start": {
              "local": "2017-12-22T12:20:57+02:00",
              "utc": "2017-12-22T10:20:57Z",
              "ms": 1513938057336.0464
            },
            "end": {
              "local": "2017-12-22T13:08:57+02:00",
              "utc": "2017-12-22T11:08:57Z",
              "ms": 1513940937336.0464
            }
          },
          "covered_min": 48,
          "window_min": 48,
          "qualifies": true
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Caturthī runs from 16:28 on Thu 21 Dec to 18:53 on Fri 22 Dec.",
          "fact": "2017-12-21T14:28:01Z → 2017-12-22T16:52:52Z"
        },
        {
          "step": "kaala",
          "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 21st, 12:21–13:09 on the 22nd.",
          "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one midday qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 11974 s"
        },
        {
          "step": "ruling",
          "text": "Vināyaka Caturthī, Cape Town, 2017: Friday 22 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "vinayaka-chaturthi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday."
          }
        ],
        "kaala": "madhyahna",
        "priority": "unstated",
        "when_absent": "second-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-22",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-22",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Vināyaka Caturthī 2017 falls on Friday 22 December. Caturthī runs from 16:28 on Thu 21 Dec to 18:53 on Fri 22 Dec and covers all of madhyāhna that midday.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/vinayaka-chaturthi?on=2017-12-22",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/ekadashi?on=2017-12-29",
      "festival": "ekadashi",
      "name": "Putradā Ekādaśī",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-29",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 31796,
      "anga": {
        "type": "tithi",
        "index": 10,
        "key": "ekadashi",
        "name": "Ekādaśī",
        "start": {
          "local": "2017-12-28T20:46:58+02:00",
          "utc": "2017-12-28T18:46:58Z",
          "ms": 1514486818229.19
        },
        "end": {
          "local": "2017-12-29T18:24:38+02:00",
          "utc": "2017-12-29T16:24:38Z",
          "ms": 1514564678266.6165
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-28T20:46:58+02:00",
          "utc": "2017-12-28T18:46:58Z",
          "ms": 1514486818229.19
        },
        "end": {
          "local": "2017-12-29T18:24:38+02:00",
          "utc": "2017-12-29T16:24:38Z",
          "ms": 1514564678266.6165
        }
      },
      "kaala": "sunrise",
      "days": [
        {
          "local_date": "2017-12-29",
          "window": {
            "start": {
              "local": "2017-12-29T05:36:54+02:00",
              "utc": "2017-12-29T03:36:54Z",
              "ms": 1514518614172.2769
            },
            "end": {
              "local": "2017-12-29T05:36:54+02:00",
              "utc": "2017-12-29T03:36:54Z",
              "ms": 1514518614172.2769
            }
          },
          "covered_min": 1,
          "window_min": 0,
          "qualifies": true
        },
        {
          "local_date": "2017-12-30",
          "window": {
            "start": {
              "local": "2017-12-30T05:37:36+02:00",
              "utc": "2017-12-30T03:37:36Z",
              "ms": 1514605055751.1335
            },
            "end": {
              "local": "2017-12-30T05:37:36+02:00",
              "utc": "2017-12-30T03:37:36Z",
              "ms": 1514605055751.1335
            }
          },
          "covered_min": 0,
          "window_min": 0,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Ekādaśī runs from 20:47 on Thu 28 Dec to 18:25 on Fri 29 Dec.",
          "fact": "2017-12-28T18:46:58Z → 2017-12-29T16:24:38Z"
        },
        {
          "step": "kaala",
          "text": "Sunrise is at 05:37 on the 29th and 05:38 on the 30th.",
          "fact": "sunrise: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Ekādaśī must be current at sunrise. It is on the 29th and is not on the 30th.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105"
        },
        {
          "step": "tie_break",
          "text": "Only one sunrise qualifies. No tie-break is needed.",
          "fact": "priority: paraviddha → only-day · margin 31796 s"
        },
        {
          "step": "ruling",
          "text": "Putradā Ekādaśī, Cape Town, 2017: Friday 29 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "ekadashi",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 105",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day."
          }
        ],
        "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.",
        "kaala": "sunrise",
        "priority": "paraviddha",
        "when_absent": "tithi-day"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-29",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-29",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Putradā Ekādaśī 2017 falls on Friday 29 December. Ekādaśī runs from 20:47 on Thu 28 Dec to 18:25 on Fri 29 Dec and is current at sunrise that day.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/ekadashi?on=2017-12-29",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    },
    {
      "id": "/cape-town/festivals/2017/pradosha-vrata?on=2017-12-30",
      "festival": "pradosha-vrata",
      "name": "Śukla Pradoṣa Vrata",
      "tradition": "smarta",
      "place": "3369157",
      "year": 2017,
      "local_date": "2017-12-30",
      "confidence": "determinate",
      "boundary_reasons": [],
      "boundary_margin_s": 16476,
      "anga": {
        "type": "tithi",
        "index": 12,
        "key": "trayodashi",
        "name": "Trayodaśī",
        "start": {
          "local": "2017-12-30T15:25:27+02:00",
          "utc": "2017-12-30T13:25:27Z",
          "ms": 1514640327221.4104
        },
        "end": {
          "local": "2017-12-31T11:58:39+02:00",
          "utc": "2017-12-31T09:58:39Z",
          "ms": 1514714318508.5815
        },
        "month": {
          "amanta": 9,
          "purnimanta": 9,
          "adhika": false,
          "amanta_name": "Pauṣa",
          "purnimanta_name": "Pauṣa"
        }
      },
      "span": {
        "of": "tithi",
        "start": {
          "local": "2017-12-30T15:25:27+02:00",
          "utc": "2017-12-30T13:25:27Z",
          "ms": 1514640327221.4104
        },
        "end": {
          "local": "2017-12-31T11:58:39+02:00",
          "utc": "2017-12-31T09:58:39Z",
          "ms": 1514714318508.5815
        }
      },
      "kaala": "pradosha",
      "days": [
        {
          "local_date": "2017-12-30",
          "window": {
            "start": {
              "local": "2017-12-30T20:00:04+02:00",
              "utc": "2017-12-30T18:00:04Z",
              "ms": 1514656803576.5696
            },
            "end": {
              "local": "2017-12-30T21:17:10+02:00",
              "utc": "2017-12-30T19:17:10Z",
              "ms": 1514661429581.3606
            }
          },
          "covered_min": 77,
          "window_min": 77,
          "qualifies": true
        },
        {
          "local_date": "2017-12-31",
          "window": {
            "start": {
              "local": "2017-12-31T20:00:17+02:00",
              "utc": "2017-12-31T18:00:17Z",
              "ms": 1514743217018.1418
            },
            "end": {
              "local": "2017-12-31T21:17:27+02:00",
              "utc": "2017-12-31T19:17:27Z",
              "ms": 1514747847111.0159
            }
          },
          "covered_min": 0,
          "window_min": 77,
          "qualifies": false
        }
      ],
      "decided_by": "only-day",
      "explanation": [
        {
          "step": "anga",
          "text": "Trayodaśī runs from 15:25 on Sat 30 Dec to 11:59 on Sun 31 Dec.",
          "fact": "2017-12-30T13:25:27Z → 2017-12-31T09:58:39Z"
        },
        {
          "step": "kaala",
          "text": "Pradoṣa is 2 muhūrtas after sunset: 20:00–21:17 on the 30th, 20:00–21:17 on the 31st.",
          "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′"
        },
        {
          "step": "rule",
          "text": "Trayodaśī must be present during pradoṣa. It covers 77 of 77 minutes on the 30th and 0 of 77 on the 31st.",
          "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108"
        },
        {
          "step": "tie_break",
          "text": "Only one evening qualifies. No tie-break is needed.",
          "fact": "priority: unstated → only-day · margin 16476 s"
        },
        {
          "step": "ruling",
          "text": "Śukla Pradoṣa Vrata, Cape Town, 2017: Saturday 30 December.",
          "fact": "confidence: determinate"
        }
      ],
      "rule": {
        "kind": "lunar",
        "id": "pradosha-vrata",
        "references": [
          {
            "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals",
            "locator": "p. 108",
            "url": "https://archive.org/details/calendar_reform_comittee_report",
            "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas."
          }
        ],
        "kaala": "pradosha",
        "priority": "unstated",
        "when_absent": "unstated"
      },
      "alternatives": [
        {
          "kind": "profile",
          "profile": "classical@2026.1",
          "local_date": "2017-12-30",
          "confidence": "determinate"
        },
        {
          "kind": "profile",
          "profile": "compat-drikpanchang@2026.1",
          "local_date": "2017-12-30",
          "confidence": "determinate"
        }
      ],
      "quote": "In Cape Town, Śukla Pradoṣa Vrata 2017 falls on Saturday 30 December. Trayodaśī runs from 15:25 on Sat 30 Dec to 11:59 on Sun 31 Dec and covers all of pradoṣa that evening.",
      "cite": "https://ahargana.org/cape-town/festivals/2017/pradosha-vrata?on=2017-12-30",
      "method": "pac-rp@2026.1",
      "engine": {
        "version": "0.1.0",
        "ruleset": "2026.3-draft",
        "kernel": "de440-1900-2100",
        "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
        "tzdata": "2026f"
      }
    }
  ],
  "engine": {
    "version": "0.1.0",
    "ruleset": "2026.3-draft",
    "kernel": "de440-1900-2100",
    "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74",
    "tzdata": "2026f"
  }
}