{ "id": "/fuzhou/festivals/1928", "place": { "id": "1810821", "slug": "fuzhou", "name": "Fuzhou", "region": "Fujian, China", "country": "CN", "lat": 26.06139, "lon": 119.30611, "elevation_m": 14, "tz": "Asia/Shanghai" }, "year": 1928, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-01-03", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17987, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-01-03T01:50:54+08:00", "utc": "1928-01-02T17:50:54Z", "ms": -1325311746293.7856 }, "end": { "local": "1928-01-03T23:22:56+08:00", "utc": "1928-01-03T15:22:56Z", "ms": -1325234223951.7678 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-01-03T01:50:54+08:00", "utc": "1928-01-02T17:50:54Z", "ms": -1325311746293.7856 }, "end": { "local": "1928-01-03T23:22:56+08:00", "utc": "1928-01-03T15:22:56Z", "ms": -1325234223951.7678 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-01-03", "window": { "start": { "local": "1928-01-03T06:50:40+08:00", "utc": "1928-01-02T22:50:40Z", "ms": -1325293759703.2466 }, "end": { "local": "1928-01-03T06:50:40+08:00", "utc": "1928-01-02T22:50:40Z", "ms": -1325293759703.2466 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-01-04", "window": { "start": { "local": "1928-01-04T06:50:56+08:00", "utc": "1928-01-03T22:50:56Z", "ms": -1325207344326.5996 }, "end": { "local": "1928-01-04T06:50:56+08:00", "utc": "1928-01-03T22:50:56Z", "ms": -1325207344326.5996 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:51 on Tue 3 Jan to 23:23 on Tue 3 Jan.", "fact": "1928-01-02T17:50:54Z → 1928-01-03T15:22:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:51 on the 3rd and 06:51 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 3rd and is not on the 4th.", "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 17987 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1928: Tuesday 3 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": "1928-01-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1928 falls on Tuesday 3 January. Ekādaśī runs from 01:51 on Tue 3 Jan to 23:23 on Tue 3 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-01-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-01-05", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2784, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-01-04T20:52:37+08:00", "utc": "1928-01-04T12:52:37Z", "ms": -1325156842867.9646 }, "end": { "local": "1928-01-05T18:25:33+08:00", "utc": "1928-01-05T10:25:33Z", "ms": -1325079267014.2607 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-01-04T20:52:37+08:00", "utc": "1928-01-04T12:52:37Z", "ms": -1325156842867.9646 }, "end": { "local": "1928-01-05T18:25:33+08:00", "utc": "1928-01-05T10:25:33Z", "ms": -1325079267014.2607 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-04", "window": { "start": { "local": "1928-01-04T17:23:40+08:00", "utc": "1928-01-04T09:23:40Z", "ms": -1325169380345.072 }, "end": { "local": "1928-01-04T19:11:20+08:00", "utc": "1928-01-04T11:11:20Z", "ms": -1325162920348.2095 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1928-01-05", "window": { "start": { "local": "1928-01-05T17:24:21+08:00", "utc": "1928-01-05T09:24:21Z", "ms": -1325082938879.197 }, "end": { "local": "1928-01-05T19:11:57+08:00", "utc": "1928-01-05T11:11:57Z", "ms": -1325076482740.93 } }, "covered_min": 61, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:53 on Wed 4 Jan to 18:26 on Thu 5 Jan.", "fact": "1928-01-04T12:52:37Z → 1928-01-05T10:25:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:24–19:11 on the 4th, 17:24–19:12 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 0 of 108 minutes on the 4th and 61 of 108 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 2784 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Thursday 5 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": "1928-01-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Thursday 5 January. Trayodaśī runs from 20:53 on Wed 4 Jan to 18:26 on Thu 5 Jan and covers 61 of 108 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-01-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-01-10", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34403, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-10T10:58:27+08:00", "utc": "1928-01-10T02:58:27Z", "ms": -1324674093262.2246 }, "end": { "local": "1928-01-11T11:12:46+08:00", "utc": "1928-01-11T03:12:46Z", "ms": -1324586834387.7798 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-10T10:58:27+08:00", "utc": "1928-01-10T02:58:27Z", "ms": -1324674093262.2246 }, "end": { "local": "1928-01-11T11:12:46+08:00", "utc": "1928-01-11T03:12:46Z", "ms": -1324586834387.7798 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-01-10", "window": { "start": { "local": "1928-01-10T20:31:49+08:00", "utc": "1928-01-10T12:31:49Z", "ms": -1324639690509.1692 }, "end": { "local": "1928-01-10T20:31:49+08:00", "utc": "1928-01-10T12:31:49Z", "ms": -1324639690509.1692 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-01-11", "window": { "start": { "local": "1928-01-11T21:28:20+08:00", "utc": "1928-01-11T13:28:20Z", "ms": -1324549899941.0288 }, "end": { "local": "1928-01-11T21:28:20+08:00", "utc": "1928-01-11T13:28:20Z", "ms": -1324549899941.0288 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:58 on Tue 10 Jan to 11:13 on Wed 11 Jan.", "fact": "1928-01-10T02:58:27Z → 1928-01-11T03:12:46Z" }, { "step": "kaala", "text": "Moonrise is at 20:32 on the 10th and 21:28 on the 11th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34403 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Tuesday 10 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": "1928-01-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 10 January. Caturthī runs from 10:58 on Tue 10 Jan to 11:13 on Wed 11 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-01-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11248, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-13T03:22:08+08:00", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T17:30:11+08:00", "utc": "1928-01-13T09:30:11Z", "ms": -1324391388670.426 }, "end": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 }, "end": { "local": "1928-01-15T17:31:43+08:00", "utc": "1928-01-15T09:31:43Z", "ms": -1324218497323.08 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1928-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 14:23 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "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 11248 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, Fuzhou, 1928: 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": "1928-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-13", "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": "1928-01-13", "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 Fuzhou, Bhogi 1928 falls on Friday 13 January. It is kept the day before Pongal, which falls on Saturday 14 January. The Sun enters Makara at 14:23 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.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11248, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-13T03:22:08+08:00", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T17:30:11+08:00", "utc": "1928-01-13T09:30:11Z", "ms": -1324391388670.426 }, "end": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 }, "end": { "local": "1928-01-15T17:31:43+08:00", "utc": "1928-01-15T09:31:43Z", "ms": -1324218497323.08 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 14:23 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "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 11248 s" }, { "step": "ruling", "text": "Pongal, Fuzhou, 1928: 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": "1928-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-14", "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": "1928-01-14", "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 Fuzhou, Pongal 1928 falls on Saturday 14 January. The Sun enters Makara at 14:23 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.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34591, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-13T03:22:08+08:00", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "civil-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-14T00:00:00+08:00", "utc": "1928-01-13T16:00:00Z", "ms": -1324368000000 }, "end": { "local": "1928-01-15T00:00:00+08:00", "utc": "1928-01-14T16:00:00Z", "ms": -1324281600000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-15T00:00:00+08:00", "utc": "1928-01-14T16:00:00Z", "ms": -1324281600000 }, "end": { "local": "1928-01-16T00:00:00+08:00", "utc": "1928-01-15T16:00:00Z", "ms": -1324195200000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 14:23 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Fuzhou.", "fact": "civil-day: midnight-to-midnight · Asia/Shanghai" }, { "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 15th.", "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 34591 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Fuzhou, 1928: 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": "1928-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1928-01-14", "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." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1928-01-14", "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 Fuzhou, Makara Saṅkrānti 1928 falls on Saturday 14 January. The Sun enters Makara at 14:23 on Sat 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11248, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-13T03:22:08+08:00", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T14:23:29+08:00", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T17:30:11+08:00", "utc": "1928-01-13T09:30:11Z", "ms": -1324391388670.426 }, "end": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T17:30:57+08:00", "utc": "1928-01-14T09:30:57Z", "ms": -1324304943130.8586 }, "end": { "local": "1928-01-15T17:31:43+08:00", "utc": "1928-01-15T09:31:43Z", "ms": -1324218497323.08 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1928-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 14:23 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "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 11248 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, Fuzhou, 1928: 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": "1928-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-15", "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": "1928-01-15", "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 Fuzhou, Mattu Pongal 1928 falls on Sunday 15 January. It is kept the day after Pongal, which falls on Saturday 14 January. The Sun enters Makara at 14:23 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.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-01-18", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18187, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-01-17T23:40:53+08:00", "utc": "1928-01-17T15:40:53Z", "ms": -1324023547351.225 }, "end": { "local": "1928-01-19T01:48:44+08:00", "utc": "1928-01-18T17:48:44Z", "ms": -1323929476092.9634 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-17T23:40:53+08:00", "utc": "1928-01-17T15:40:53Z", "ms": -1324023547351.225 }, "end": { "local": "1928-01-19T01:48:44+08:00", "utc": "1928-01-18T17:48:44Z", "ms": -1323929476092.9634 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-01-18", "window": { "start": { "local": "1928-01-18T06:51:58+08:00", "utc": "1928-01-17T22:51:58Z", "ms": -1323997682252.2654 }, "end": { "local": "1928-01-18T06:51:58+08:00", "utc": "1928-01-17T22:51:58Z", "ms": -1323997682252.2654 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-01-19", "window": { "start": { "local": "1928-01-19T06:51:51+08:00", "utc": "1928-01-18T22:51:51Z", "ms": -1323911289002.1428 }, "end": { "local": "1928-01-19T06:51:51+08:00", "utc": "1928-01-18T22:51:51Z", "ms": -1323911289002.1428 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:41 on Tue 17 Jan to 01:49 on Thu 19 Jan.", "fact": "1928-01-17T15:40:53Z → 1928-01-18T17:48:44Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 18th and 06:52 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 18th and is not on the 19th.", "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 18187 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Fuzhou, 1928: Wednesday 18 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": "1928-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṣaṭtilā Ekādaśī 1928 falls on Wednesday 18 January. Ekādaśī runs from 23:41 on Tue 17 Jan to 01:49 on Thu 19 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-01-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-01-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28977, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-01-20T03:24:00+08:00", "utc": "1928-01-19T19:24:00Z", "ms": -1323837359556.7368 }, "end": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-20T03:24:00+08:00", "utc": "1928-01-19T19:24:00Z", "ms": -1323837359556.7368 }, "end": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-19", "window": { "start": { "local": "1928-01-19T17:34:48+08:00", "utc": "1928-01-19T09:34:48Z", "ms": -1323872712157.6902 }, "end": { "local": "1928-01-19T19:21:03+08:00", "utc": "1928-01-19T11:21:03Z", "ms": -1323866336837.299 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1928-01-20", "window": { "start": { "local": "1928-01-20T17:35:34+08:00", "utc": "1928-01-20T09:35:34Z", "ms": -1323786265568.5151 }, "end": { "local": "1928-01-20T19:21:42+08:00", "utc": "1928-01-20T11:21:42Z", "ms": -1323779897760.5579 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:24 on Fri 20 Jan to 04:21 on Sat 21 Jan.", "fact": "1928-01-19T19:24:00Z → 1928-01-20T20:21:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:35–19:21 on the 19th, 17:36–19:22 on the 20th.", "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 106 minutes on the 19th and 106 of 106 on the 20th.", "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 28977 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Friday 20 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": "1928-01-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 20 January. Trayodaśī runs from 03:24 on Fri 20 Jan to 04:21 on Sat 21 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-01-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1612, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T04:38:30+08:00", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T04:38:30+08:00", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-01-21", "window": { "start": { "local": "1928-01-21T05:05:25+08:00", "utc": "1928-01-20T21:05:25Z", "ms": -1323744874816.792 }, "end": { "local": "1928-01-21T06:51:33+08:00", "utc": "1928-01-20T22:51:33Z", "ms": -1323738507008.8347 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1928-01-22", "window": { "start": { "local": "1928-01-22T05:05:22+08:00", "utc": "1928-01-21T21:05:22Z", "ms": -1323658478351.6165 }, "end": { "local": "1928-01-22T06:51:22+08:00", "utc": "1928-01-21T22:51:22Z", "ms": -1323652118262.0332 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:21 on Sat 21 Jan to 04:39 on Sun 22 Jan.", "fact": "1928-01-20T20:21:02Z → 1928-01-21T20:38:30Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:05–06:52 on the 21st, 05:05–06:51 on the 22nd.", "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 106 of 106 minutes on the 21st and 0 of 106 on the 22nd.", "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 1612 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Fuzhou, 1928: Saturday 21 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": "1928-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Tarpaṇa 1928 falls on Saturday 21 January. Caturdaśī runs from 04:21 on Sat 21 Jan to 04:39 on Sun 22 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/shivaratri?on=1928-01-21", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13409, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T04:38:30+08:00", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-21T04:21:02+08:00", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T04:38:30+08:00", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 } }, "kaala": "nishita", "days": [ { "local_date": "1928-01-20", "window": { "start": { "local": "1928-01-20T23:49:34+08:00", "utc": "1928-01-20T15:49:34Z", "ms": -1323763826288.6748 }, "end": { "local": "1928-01-21T00:37:34+08:00", "utc": "1928-01-20T16:37:34Z", "ms": -1323760946288.6748 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-21", "window": { "start": { "local": "1928-01-21T23:49:51+08:00", "utc": "1928-01-21T15:49:51Z", "ms": -1323677408597.9702 }, "end": { "local": "1928-01-22T00:37:51+08:00", "utc": "1928-01-21T16:37:51Z", "ms": -1323674528597.9702 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:21 on Sat 21 Jan to 04:39 on Sun 22 Jan.", "fact": "1928-01-20T20:21:02Z → 1928-01-21T20:38:30Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:50–00:38 on the 20th, 23:50–00:38 on the 21st.", "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 20th and 48 of 48 on the 21st.", "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 13409 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Saturday 21 January.", "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": "1928-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Saturday 21 January. Caturdaśī runs from 04:21 on Sat 21 Jan to 04:39 on Sun 22 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-01-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35741, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-26T00:27:43+08:00", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T00:27:43+08:00", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-25", "window": { "start": { "local": "1928-01-25T11:51:03+08:00", "utc": "1928-01-25T03:51:03Z", "ms": -1323374936822.1104 }, "end": { "local": "1928-01-25T12:39:03+08:00", "utc": "1928-01-25T04:39:03Z", "ms": -1323372056822.1104 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:51:18+08:00", "utc": "1928-01-26T03:51:18Z", "ms": -1323288522263.4395 }, "end": { "local": "1928-01-26T12:39:18+08:00", "utc": "1928-01-26T04:39:18Z", "ms": -1323285642263.4395 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:28 on Thu 26 Jan to 22:35 on Thu 26 Jan.", "fact": "1928-01-25T16:27:43Z → 1928-01-26T14:34:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 25th, 11:51–12:39 on the 26th.", "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 25th and 48 of 48 on the 26th.", "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 35741 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Fuzhou, 1928: Thursday 26 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": "1928-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1928 falls on Thursday 26 January. Caturthī runs from 00:28 on Thu 26 Jan to 22:35 on Thu 26 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11366, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-26T00:27:43+08:00", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T00:27:43+08:00", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-25", "window": { "start": { "local": "1928-01-25T17:39:27+08:00", "utc": "1928-01-25T09:39:27Z", "ms": -1323354032660.7957 }, "end": { "local": "1928-01-25T19:24:55+08:00", "utc": "1928-01-25T11:24:55Z", "ms": -1323347705398.7605 } }, "covered_min": 0, "window_min": 105, "qualifies": false }, { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T17:40:14+08:00", "utc": "1928-01-26T09:40:14Z", "ms": -1323267586331.3467 }, "end": { "local": "1928-01-26T19:25:32+08:00", "utc": "1928-01-26T11:25:32Z", "ms": -1323261267738.1445 } }, "covered_min": 105, "window_min": 105, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:28 on Thu 26 Jan to 22:35 on Thu 26 Jan.", "fact": "1928-01-25T16:27:43Z → 1928-01-26T14:34:58Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:39–19:25 on the 25th, 17:40–19:26 on the 26th.", "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 105 minutes on the 25th and 105 of 105 on the 26th.", "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 11366 s" }, { "step": "ruling", "text": "Tila Caturthī, Fuzhou, 1928: Thursday 26 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": "1928-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Tila Caturthī 1928 falls on Thursday 26 January. Caturthī runs from 00:28 on Thu 26 Jan to 22:35 on Thu 26 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28487, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T20:34:18+08:00", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T20:34:18+08:00", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:51:18+08:00", "utc": "1928-01-26T03:51:18Z", "ms": -1323288522263.4395 }, "end": { "local": "1928-01-26T12:39:18+08:00", "utc": "1928-01-26T04:39:18Z", "ms": -1323285642263.4395 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-27", "window": { "start": { "local": "1928-01-27T11:51:31+08:00", "utc": "1928-01-27T03:51:31Z", "ms": -1323202108521.9414 }, "end": { "local": "1928-01-27T12:39:31+08:00", "utc": "1928-01-27T04:39:31Z", "ms": -1323199228521.9414 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 22:35 on Thu 26 Jan to 20:34 on Fri 27 Jan.", "fact": "1928-01-26T14:34:58Z → 1928-01-27T12:34:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 26th, 11:52–12:40 on the 27th.", "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 26th and 48 of 48 on the 27th.", "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 28487 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Fuzhou, 1928: Friday 27 January.", "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": "1928-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Pañcamī 1928 falls on Friday 27 January. Pañcamī runs from 22:35 on Thu 26 Jan to 20:34 on Fri 27 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28487, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T20:34:18+08:00", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T22:34:58+08:00", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T20:34:18+08:00", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:51:18+08:00", "utc": "1928-01-26T03:51:18Z", "ms": -1323288522263.4395 }, "end": { "local": "1928-01-26T12:39:18+08:00", "utc": "1928-01-26T04:39:18Z", "ms": -1323285642263.4395 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-27", "window": { "start": { "local": "1928-01-27T11:51:31+08:00", "utc": "1928-01-27T03:51:31Z", "ms": -1323202108521.9414 }, "end": { "local": "1928-01-27T12:39:31+08:00", "utc": "1928-01-27T04:39:31Z", "ms": -1323199228521.9414 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 22:35 on Thu 26 Jan to 20:34 on Fri 27 Jan.", "fact": "1928-01-26T14:34:58Z → 1928-01-27T12:34:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 26th, 11:52–12:40 on the 27th.", "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 26th and 48 of 48 on the 27th.", "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 28487 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Fuzhou, 1928: Friday 27 January.", "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": "1928-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasanta Pañcamī 1928 falls on Friday 27 January. Pañcamī runs from 22:35 on Thu 26 Jan to 20:34 on Fri 27 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-01-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34628, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-01-28T18:30:19+08:00", "utc": "1928-01-28T10:30:19Z", "ms": -1323091780955.6907 }, "end": { "local": "1928-01-29T16:26:29+08:00", "utc": "1928-01-29T08:26:29Z", "ms": -1323012810741.1194 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-28T18:30:19+08:00", "utc": "1928-01-28T10:30:19Z", "ms": -1323091780955.6907 }, "end": { "local": "1928-01-29T16:26:29+08:00", "utc": "1928-01-29T08:26:29Z", "ms": -1323012810741.1194 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-01-28", "window": { "start": { "local": "1928-01-28T05:04:33+08:00", "utc": "1928-01-27T21:04:33Z", "ms": -1323140126784.7185 }, "end": { "local": "1928-01-28T06:49:43+08:00", "utc": "1928-01-27T22:49:43Z", "ms": -1323133817034.4365 } }, "covered_min": 0, "window_min": 105, "qualifies": false }, { "local_date": "1928-01-29", "window": { "start": { "local": "1928-01-29T05:04:21+08:00", "utc": "1928-01-28T21:04:21Z", "ms": -1323053739378.9302 }, "end": { "local": "1928-01-29T06:49:21+08:00", "utc": "1928-01-28T22:49:21Z", "ms": -1323047438640.279 } }, "covered_min": 105, "window_min": 105, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 18:30 on Sat 28 Jan to 16:26 on Sun 29 Jan.", "fact": "1928-01-28T10:30:19Z → 1928-01-29T08:26:29Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:05–06:50 on the 28th, 05:04–06:49 on the 29th.", "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 0 of 105 minutes on the 28th and 105 of 105 on the 29th.", "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 34628 s" }, { "step": "ruling", "text": "Ratha Saptamī, Fuzhou, 1928: Sunday 29 January.", "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": "1928-01-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Ratha Saptamī 1928 falls on Sunday 29 January. Saptamī runs from 18:30 on Sat 28 Jan to 16:26 on Sun 29 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-02-02", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7521, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-02-01T10:36:59+08:00", "utc": "1928-02-01T02:36:59Z", "ms": -1322774580617.7969 }, "end": { "local": "1928-02-02T08:53:01+08:00", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-01T10:36:59+08:00", "utc": "1928-02-01T02:36:59Z", "ms": -1322774580617.7969 }, "end": { "local": "1928-02-02T08:53:01+08:00", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-02-01", "window": { "start": { "local": "1928-02-01T06:48:08+08:00", "utc": "1928-01-31T22:48:08Z", "ms": -1322788312030.5442 }, "end": { "local": "1928-02-01T06:48:08+08:00", "utc": "1928-01-31T22:48:08Z", "ms": -1322788312030.5442 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T06:47:41+08:00", "utc": "1928-02-01T22:47:41Z", "ms": -1322701939291.1892 }, "end": { "local": "1928-02-02T06:47:41+08:00", "utc": "1928-02-01T22:47:41Z", "ms": -1322701939291.1892 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:37 on Wed 1 Feb to 08:53 on Thu 2 Feb.", "fact": "1928-02-01T02:36:59Z → 1928-02-02T00:53:01Z" }, { "step": "kaala", "text": "Sunrise is at 06:48 on the 1st and 06:48 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 1st and is 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 7521 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Fuzhou, 1928: Thursday 2 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": "1928-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Jayā Ekādaśī 1928 falls on Thursday 2 February. Ekādaśī runs from 10:37 on Wed 1 Feb to 08:53 on Thu 2 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-02-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10775, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-02-02T08:53:01+08:00", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "end": { "local": "1928-02-03T07:18:41+08:00", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-02T08:53:01+08:00", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "end": { "local": "1928-02-03T07:18:41+08:00", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T11:52:36+08:00", "utc": "1928-02-02T03:52:36Z", "ms": -1322683643618.7397 }, "end": { "local": "1928-02-02T12:40:36+08:00", "utc": "1928-02-02T04:40:36Z", "ms": -1322680763618.7397 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-03", "window": { "start": { "local": "1928-02-03T11:52:44+08:00", "utc": "1928-02-03T03:52:44Z", "ms": -1322597235743.3757 }, "end": { "local": "1928-02-03T12:40:44+08:00", "utc": "1928-02-03T04:40:44Z", "ms": -1322594355743.3757 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 08:53 on Thu 2 Feb to 07:19 on Fri 3 Feb.", "fact": "1928-02-02T00:53:01Z → 1928-02-02T23:18:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 2nd, 11:53–12:41 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10775 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Fuzhou, 1928: Thursday 2 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": "1928-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhīṣma Dvādaśī 1928 falls on Thursday 2 February. Dvādaśī runs from 08:53 on Thu 2 Feb to 07:19 on Fri 3 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-02-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37613, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-02-03T07:18:41+08:00", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "end": { "local": "1928-02-04T05:57:13+08:00", "utc": "1928-02-03T21:57:13Z", "ms": -1322532166950.657 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-03T07:18:41+08:00", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "end": { "local": "1928-02-04T05:57:13+08:00", "utc": "1928-02-03T21:57:13Z", "ms": -1322532166950.657 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T17:45:32+08:00", "utc": "1928-02-02T09:45:32Z", "ms": -1322662467946.2905 }, "end": { "local": "1928-02-02T19:29:45+08:00", "utc": "1928-02-02T11:29:45Z", "ms": -1322656214608.9084 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1928-02-03", "window": { "start": { "local": "1928-02-03T17:46:16+08:00", "utc": "1928-02-03T09:46:16Z", "ms": -1322576023570.8271 }, "end": { "local": "1928-02-03T19:30:20+08:00", "utc": "1928-02-03T11:30:20Z", "ms": -1322569780145.6648 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:19 on Fri 3 Feb to 05:57 on Sat 4 Feb.", "fact": "1928-02-02T23:18:41Z → 1928-02-03T21:57:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:46–19:30 on the 2nd, 17:46–19:30 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 104 minutes on the 2nd and 104 of 104 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 37613 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Friday 3 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": "1928-02-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Friday 3 February. Trayodaśī runs from 07:19 on Fri 3 Feb to 05:57 on Sat 4 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-02-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25203, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-02-05T04:52:55+08:00", "utc": "1928-02-04T20:52:55Z", "ms": -1322449625453.5337 }, "end": { "local": "1928-02-06T04:10:49+08:00", "utc": "1928-02-05T20:10:49Z", "ms": -1322365750827.3152 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-05T04:52:55+08:00", "utc": "1928-02-04T20:52:55Z", "ms": -1322449625453.5337 }, "end": { "local": "1928-02-06T04:10:49+08:00", "utc": "1928-02-05T20:10:49Z", "ms": -1322365750827.3152 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-05", "window": { "start": { "local": "1928-02-05T11:52:58+08:00", "utc": "1928-02-05T03:52:58Z", "ms": -1322424422486.8035 }, "end": { "local": "1928-02-05T12:40:58+08:00", "utc": "1928-02-05T04:40:58Z", "ms": -1322421542486.8035 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-06", "window": { "start": { "local": "1928-02-06T11:53:03+08:00", "utc": "1928-02-06T03:53:03Z", "ms": -1322338017092.123 }, "end": { "local": "1928-02-06T12:41:03+08:00", "utc": "1928-02-06T04:41:03Z", "ms": -1322335137092.123 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:53 on Sun 5 Feb to 04:11 on Mon 6 Feb.", "fact": "1928-02-04T20:52:55Z → 1928-02-05T20:10:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 5th, 11:53–12:41 on the 6th.", "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 5th and 0 of 48 on the 6th.", "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 25203 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Fuzhou, 1928: Sunday 5 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": "1928-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Māghī Pūrṇimā 1928 falls on Sunday 5 February. Pūrṇimā runs from 04:53 on Sun 5 Feb to 04:11 on Mon 6 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-02-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32243, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-02-09T05:07:47+08:00", "utc": "1928-02-08T21:07:47Z", "ms": -1322103132547.463 }, "end": { "local": "1928-02-10T06:37:33+08:00", "utc": "1928-02-09T22:37:33Z", "ms": -1322011347041.2422 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-09T05:07:47+08:00", "utc": "1928-02-08T21:07:47Z", "ms": -1322103132547.463 }, "end": { "local": "1928-02-10T06:37:33+08:00", "utc": "1928-02-09T22:37:33Z", "ms": -1322011347041.2422 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-02-08", "window": { "start": { "local": "1928-02-08T20:10:25+08:00", "utc": "1928-02-08T12:10:25Z", "ms": -1322135375144.6018 }, "end": { "local": "1928-02-08T20:10:25+08:00", "utc": "1928-02-08T12:10:25Z", "ms": -1322135375144.6018 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-02-09", "window": { "start": { "local": "1928-02-09T21:03:43+08:00", "utc": "1928-02-09T13:03:43Z", "ms": -1322045777384.6772 }, "end": { "local": "1928-02-09T21:03:43+08:00", "utc": "1928-02-09T13:03:43Z", "ms": -1322045777384.6772 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:08 on Thu 9 Feb to 06:38 on Fri 10 Feb.", "fact": "1928-02-08T21:07:47Z → 1928-02-09T22:37:33Z" }, { "step": "kaala", "text": "Moonrise is at 20:10 on the 8th and 21:04 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 32243 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Thursday 9 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": "1928-02-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Thursday 9 February. Caturthī runs from 05:08 on Thu 9 Feb to 06:38 on Fri 10 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-02-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-02-17", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33630, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-02-16T20:18:26+08:00", "utc": "1928-02-16T12:18:26Z", "ms": -1321443694491.4055 }, "end": { "local": "1928-02-17T21:17:05+08:00", "utc": "1928-02-17T13:17:05Z", "ms": -1321353774741.619 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-16T20:18:26+08:00", "utc": "1928-02-16T12:18:26Z", "ms": -1321443694491.4055 }, "end": { "local": "1928-02-17T21:17:05+08:00", "utc": "1928-02-17T13:17:05Z", "ms": -1321353774741.619 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-02-17", "window": { "start": { "local": "1928-02-17T06:38:22+08:00", "utc": "1928-02-16T22:38:22Z", "ms": -1321406498486.901 }, "end": { "local": "1928-02-17T06:38:22+08:00", "utc": "1928-02-16T22:38:22Z", "ms": -1321406498486.901 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-02-18", "window": { "start": { "local": "1928-02-18T06:37:35+08:00", "utc": "1928-02-17T22:37:35Z", "ms": -1321320144675.8955 }, "end": { "local": "1928-02-18T06:37:35+08:00", "utc": "1928-02-17T22:37:35Z", "ms": -1321320144675.8955 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:18 on Thu 16 Feb to 21:17 on Fri 17 Feb.", "fact": "1928-02-16T12:18:26Z → 1928-02-17T13:17:05Z" }, { "step": "kaala", "text": "Sunrise is at 06:38 on the 17th and 06:38 on the 18th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is 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": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33630 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Fuzhou, 1928: Friday 17 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": "1928-02-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Ekādaśī 1928 falls on Friday 17 February. Ekādaśī runs from 20:18 on Thu 16 Feb to 21:17 on Fri 17 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-02-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10821, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-02-19T20:52:17+08:00", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "end": { "local": "1928-02-20T19:34:01+08:00", "utc": "1928-02-20T11:34:01Z", "ms": -1321100759265.5884 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-19T20:52:17+08:00", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "end": { "local": "1928-02-20T19:34:01+08:00", "utc": "1928-02-20T11:34:01Z", "ms": -1321100759265.5884 } }, "kaala": "nishita", "days": [ { "local_date": "1928-02-19", "window": { "start": { "local": "1928-02-19T23:52:38+08:00", "utc": "1928-02-19T15:52:38Z", "ms": -1321171641539.7097 }, "end": { "local": "1928-02-20T00:40:38+08:00", "utc": "1928-02-19T16:40:38Z", "ms": -1321168761539.7097 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-20", "window": { "start": { "local": "1928-02-20T23:52:33+08:00", "utc": "1928-02-20T15:52:33Z", "ms": -1321085247113.6797 }, "end": { "local": "1928-02-21T00:40:33+08:00", "utc": "1928-02-20T16:40:33Z", "ms": -1321082367113.6797 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:52 on Sun 19 Feb to 19:34 on Mon 20 Feb.", "fact": "1928-02-19T12:52:17Z → 1928-02-20T11:34:01Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:53–00:41 on the 19th, 23:53–00:41 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 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "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 10821 s" }, { "step": "ruling", "text": "Mahāśivarātri, Fuzhou, 1928: Sunday 19 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": "1928-02-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāśivarātri 1928 falls on Sunday 19 February. Caturdaśī runs from 20:52 on Sun 19 Feb to 19:34 on Mon 20 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-02-19", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4431, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-02-18T21:28:10+08:00", "utc": "1928-02-18T13:28:10Z", "ms": -1321266709535.236 }, "end": { "local": "1928-02-19T20:52:17+08:00", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-18T21:28:10+08:00", "utc": "1928-02-18T13:28:10Z", "ms": -1321266709535.236 }, "end": { "local": "1928-02-19T20:52:17+08:00", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-02-18", "window": { "start": { "local": "1928-02-18T17:56:39+08:00", "utc": "1928-02-18T09:56:39Z", "ms": -1321279401438.471 }, "end": { "local": "1928-02-18T19:38:00+08:00", "utc": "1928-02-18T11:38:00Z", "ms": -1321273320158.6733 } }, "covered_min": 0, "window_min": 101, "qualifies": false }, { "local_date": "1928-02-19", "window": { "start": { "local": "1928-02-19T17:57:17+08:00", "utc": "1928-02-19T09:57:17Z", "ms": -1321192963123.7998 }, "end": { "local": "1928-02-19T19:38:27+08:00", "utc": "1928-02-19T11:38:27Z", "ms": -1321186893368.0425 } }, "covered_min": 101, "window_min": 101, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:28 on Sat 18 Feb to 20:52 on Sun 19 Feb.", "fact": "1928-02-18T13:28:10Z → 1928-02-19T12:52:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:57–19:38 on the 18th, 17:57–19:38 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 101 minutes on the 18th and 101 of 101 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 4431 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Sunday 19 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": "1928-02-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Sunday 19 February. Trayodaśī runs from 21:28 on Sat 18 Feb to 20:52 on Sun 19 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-02-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-02-24", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-02-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6691, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-02-24T10:00:59+08:00", "utc": "1928-02-24T02:00:59Z", "ms": -1320789540909.1418 }, "end": { "local": "1928-02-25T07:17:56+08:00", "utc": "1928-02-24T23:17:56Z", "ms": -1320712924485.155 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-24T10:00:59+08:00", "utc": "1928-02-24T02:00:59Z", "ms": -1320789540909.1418 }, "end": { "local": "1928-02-25T07:17:56+08:00", "utc": "1928-02-24T23:17:56Z", "ms": -1320712924485.155 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-24", "window": { "start": { "local": "1928-02-24T11:52:30+08:00", "utc": "1928-02-24T03:52:30Z", "ms": -1320782849682.1816 }, "end": { "local": "1928-02-24T12:40:30+08:00", "utc": "1928-02-24T04:40:30Z", "ms": -1320779969682.1816 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-25", "window": { "start": { "local": "1928-02-25T11:52:22+08:00", "utc": "1928-02-25T03:52:22Z", "ms": -1320696458064.6997 }, "end": { "local": "1928-02-25T12:40:22+08:00", "utc": "1928-02-25T04:40:22Z", "ms": -1320693578064.6997 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:01 on Fri 24 Feb to 07:18 on Sat 25 Feb.", "fact": "1928-02-24T02:00:59Z → 1928-02-24T23:17:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 24th, 11:52–12:40 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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6691 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Friday 24 February.", "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": "1928-02-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Friday 24 February. Caturthī runs from 10:01 on Fri 24 Feb to 07:18 on Sat 25 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-02-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-03-02", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37774, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-01T19:56:41+08:00", "utc": "1928-03-01T11:56:41Z", "ms": -1320235398831.6035 }, "end": { "local": "1928-03-02T19:08:56+08:00", "utc": "1928-03-02T11:08:56Z", "ms": -1320151863532.7305 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-01T19:56:41+08:00", "utc": "1928-03-01T11:56:41Z", "ms": -1320235398831.6035 }, "end": { "local": "1928-03-02T19:08:56+08:00", "utc": "1928-03-02T11:08:56Z", "ms": -1320151863532.7305 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-02", "window": { "start": { "local": "1928-03-02T06:26:15+08:00", "utc": "1928-03-01T22:26:15Z", "ms": -1320197625303.7153 }, "end": { "local": "1928-03-02T06:26:15+08:00", "utc": "1928-03-01T22:26:15Z", "ms": -1320197625303.7153 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-03-03", "window": { "start": { "local": "1928-03-03T06:25:17+08:00", "utc": "1928-03-02T22:25:17Z", "ms": -1320111282941.859 }, "end": { "local": "1928-03-03T06:25:17+08:00", "utc": "1928-03-02T22:25:17Z", "ms": -1320111282941.859 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:57 on Thu 1 Mar to 19:09 on Fri 2 Mar.", "fact": "1928-03-01T11:56:41Z → 1928-03-02T11:08:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:26 on the 2nd and 06:25 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 2nd and is not 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 37774 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Fuzhou, 1928: Friday 2 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": "1928-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Āmalakī Ekādaśī 1928 falls on Friday 2 March. Ekādaśī runs from 19:57 on Thu 1 Mar to 19:09 on Fri 2 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-03-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-03-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-03", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1635, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-03-03T18:40:36+08:00", "utc": "1928-03-03T10:40:36Z", "ms": -1320067164090.5913 }, "end": { "local": "1928-03-04T18:32:44+08:00", "utc": "1928-03-04T10:32:44Z", "ms": -1319981236043.9832 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-03T18:40:36+08:00", "utc": "1928-03-03T10:40:36Z", "ms": -1320067164090.5913 }, "end": { "local": "1928-03-04T18:32:44+08:00", "utc": "1928-03-04T10:32:44Z", "ms": -1319981236043.9832 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-03-03", "window": { "start": { "local": "1928-03-03T18:04:57+08:00", "utc": "1928-03-03T10:04:57Z", "ms": -1320069303398.1494 }, "end": { "local": "1928-03-03T19:43:32+08:00", "utc": "1928-03-03T11:43:32Z", "ms": -1320063388437.351 } }, "covered_min": 63, "window_min": 99, "qualifies": true }, { "local_date": "1928-03-04", "window": { "start": { "local": "1928-03-04T18:05:29+08:00", "utc": "1928-03-04T10:05:29Z", "ms": -1319982870851.7532 }, "end": { "local": "1928-03-04T19:43:52+08:00", "utc": "1928-03-04T11:43:52Z", "ms": -1319976968074.7266 } }, "covered_min": 27, "window_min": 98, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:41 on Sat 3 Mar to 18:33 on Sun 4 Mar.", "fact": "1928-03-03T10:40:36Z → 1928-03-04T10:32:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:44 on the 3rd, 18:05–19:44 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 63 of 99 minutes on the 3rd and 27 of 98 on the 4th.", "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 1635 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Saturday 3 March.", "fact": "confidence: boundary (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": "1928-03-03", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-03", "confidence": "boundary" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Saturday 3 March. Trayodaśī runs from 18:41 on Sat 3 Mar to 18:33 on Sun 4 Mar and covers 63 of 99 minutes of pradoṣa that evening. It also reaches the next evening for 27 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/fuzhou/festivals/1928/pradosha-vrata?on=1928-03-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2477, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-03-05T18:47:18+08:00", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-05T18:47:18+08:00", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-03-05", "window": { "start": { "local": "1928-03-05T15:45:29+08:00", "utc": "1928-03-05T07:45:29Z", "ms": -1319904870931.0083 }, "end": { "local": "1928-03-05T18:06:01+08:00", "utc": "1928-03-05T10:06:01Z", "ms": -1319896438657.7468 } }, "covered_min": 0, "window_min": 141, "qualifies": false }, { "local_date": "1928-03-06", "window": { "start": { "local": "1928-03-06T15:45:43+08:00", "utc": "1928-03-06T07:45:43Z", "ms": -1319818457322.4387 }, "end": { "local": "1928-03-06T18:06:33+08:00", "utc": "1928-03-06T10:06:33Z", "ms": -1319810006801.2993 } }, "covered_min": 141, "window_min": 141, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:47 on Mon 5 Mar to 19:27 on Tue 6 Mar.", "fact": "1928-03-05T10:47:18Z → 1928-03-06T11:26:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:45–18:06 on the 5th, 15:46–18:07 on the 6th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 141 minutes on the 5th and 141 of 141 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2477 s" }, { "step": "ruling", "text": "Holikā Dahana, Fuzhou, 1928: Tuesday 6 March.", "fact": "confidence: determinate" } ], "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": "1928-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Holikā Dahana 1928 falls on Tuesday 6 March. Pūrṇimā runs from 18:47 on Mon 5 Mar to 19:27 on Tue 6 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2477, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-03-05T18:47:18+08:00", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-05T18:47:18+08:00", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-03-05", "window": { "start": { "local": "1928-03-05T15:45:29+08:00", "utc": "1928-03-05T07:45:29Z", "ms": -1319904870931.0083 }, "end": { "local": "1928-03-05T18:06:01+08:00", "utc": "1928-03-05T10:06:01Z", "ms": -1319896438657.7468 } }, "covered_min": 0, "window_min": 141, "qualifies": false }, { "local_date": "1928-03-06", "window": { "start": { "local": "1928-03-06T15:45:43+08:00", "utc": "1928-03-06T07:45:43Z", "ms": -1319818457322.4387 }, "end": { "local": "1928-03-06T18:06:33+08:00", "utc": "1928-03-06T10:06:33Z", "ms": -1319810006801.2993 } }, "covered_min": 141, "window_min": 141, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1928-03-06", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:47 on Mon 5 Mar to 19:27 on Tue 6 Mar.", "fact": "1928-03-05T10:47:18Z → 1928-03-06T11:26:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:45–18:06 on the 5th, 15:46–18:07 on the 6th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 141 minutes on the 5th and 141 of 141 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2477 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Tuesday 6 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Fuzhou, 1928: Wednesday 7 March.", "fact": "confidence: determinate" } ], "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": "1928-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Holī 1928 falls on Wednesday 7 March. It is kept the day after Holikā Dahana, which falls on Tuesday 6 March. Pūrṇimā runs from 18:47 on Mon 5 Mar to 19:27 on Tue 6 Mar and covers all of sāyāhna on the 6th.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35210, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "end": { "local": "1928-03-07T20:33:31+08:00", "utc": "1928-03-07T12:33:31Z", "ms": -1319714789315.1863 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-06T19:26:48+08:00", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "end": { "local": "1928-03-07T20:33:31+08:00", "utc": "1928-03-07T12:33:31Z", "ms": -1319714789315.1863 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-07", "window": { "start": { "local": "1928-03-07T06:21:21+08:00", "utc": "1928-03-06T22:21:21Z", "ms": -1319765919310.5732 }, "end": { "local": "1928-03-07T06:21:21+08:00", "utc": "1928-03-06T22:21:21Z", "ms": -1319765919310.5732 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-03-08", "window": { "start": { "local": "1928-03-08T06:20:20+08:00", "utc": "1928-03-07T22:20:20Z", "ms": -1319679579704.073 }, "end": { "local": "1928-03-08T06:20:20+08:00", "utc": "1928-03-07T22:20:20Z", "ms": -1319679579704.073 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:27 on Tue 6 Mar to 20:34 on Wed 7 Mar.", "fact": "1928-03-06T11:26:48Z → 1928-03-07T12:33:31Z" }, { "step": "kaala", "text": "Sunrise is at 06:21 on the 7th and 06:20 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is on the 7th and is not on the 8th.", "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 35210 s" }, { "step": "ruling", "text": "Vasantotsava, Fuzhou, 1928: Wednesday 7 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": "1928-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasantotsava 1928 falls on Wednesday 7 March. Pratipadā runs from 19:27 on Tue 6 Mar to 20:34 on Wed 7 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-03-10", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12731, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-03-10T00:10:40+08:00", "utc": "1928-03-09T16:10:40Z", "ms": -1319528960401.76 }, "end": { "local": "1928-03-11T02:35:06+08:00", "utc": "1928-03-10T18:35:06Z", "ms": -1319433894182.6335 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-10T00:10:40+08:00", "utc": "1928-03-09T16:10:40Z", "ms": -1319528960401.76 }, "end": { "local": "1928-03-11T02:35:06+08:00", "utc": "1928-03-10T18:35:06Z", "ms": -1319433894182.6335 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-03-09", "window": { "start": { "local": "1928-03-09T20:38:28+08:00", "utc": "1928-03-09T12:38:28Z", "ms": -1319541691536.1582 }, "end": { "local": "1928-03-09T20:38:28+08:00", "utc": "1928-03-09T12:38:28Z", "ms": -1319541691536.1582 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-03-10", "window": { "start": { "local": "1928-03-10T21:30:03+08:00", "utc": "1928-03-10T13:30:03Z", "ms": -1319452196637.1775 }, "end": { "local": "1928-03-10T21:30:03+08:00", "utc": "1928-03-10T13:30:03Z", "ms": -1319452196637.1775 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:11 on Sat 10 Mar to 02:35 on Sun 11 Mar.", "fact": "1928-03-09T16:10:40Z → 1928-03-10T18:35:06Z" }, { "step": "kaala", "text": "Moonrise is at 20:38 on the 9th and 21:30 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 9th and is on the 10th.", "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 12731 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Saturday 10 March.", "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": "1928-03-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Saturday 10 March. Caturthī runs from 00:11 on Sat 10 Mar to 02:35 on Sun 11 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-03-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1352, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-03-14T10:17:15+08:00", "utc": "1928-03-14T02:17:15Z", "ms": -1319146965092.4978 }, "end": { "local": "1928-03-15T12:13:35+08:00", "utc": "1928-03-15T04:13:35Z", "ms": -1319053585348.6206 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-14T10:17:15+08:00", "utc": "1928-03-14T02:17:15Z", "ms": -1319146965092.4978 }, "end": { "local": "1928-03-15T12:13:35+08:00", "utc": "1928-03-15T04:13:35Z", "ms": -1319053585348.6206 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-14", "window": { "start": { "local": "1928-03-14T11:48:24+08:00", "utc": "1928-03-14T03:48:24Z", "ms": -1319141496489.9307 }, "end": { "local": "1928-03-14T12:36:24+08:00", "utc": "1928-03-14T04:36:24Z", "ms": -1319138616489.9307 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-15", "window": { "start": { "local": "1928-03-15T11:48:07+08:00", "utc": "1928-03-15T03:48:07Z", "ms": -1319055113243.0144 }, "end": { "local": "1928-03-15T12:36:07+08:00", "utc": "1928-03-15T04:36:07Z", "ms": -1319052233243.0144 } }, "covered_min": 25, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:17 on Wed 14 Mar to 12:14 on Thu 15 Mar.", "fact": "1928-03-14T02:17:15Z → 1928-03-15T04:13:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 14th, 11:48–12:36 on the 15th.", "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 14th and 25 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1352 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Fuzhou, 1928: Wednesday 14 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": "1928-03-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalāṣṭamī 1928 falls on Wednesday 14 March. Aṣṭamī runs from 10:17 on Wed 14 Mar to 12:14 on Thu 15 Mar and covers all of madhyāhna that midday. It also reaches the next midday for 25 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-03-18", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26275, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-17T13:54:22+08:00", "utc": "1928-03-17T05:54:22Z", "ms": -1318874738039.8828 }, "end": { "local": "1928-03-18T13:27:51+08:00", "utc": "1928-03-18T05:27:51Z", "ms": -1318789929199.1802 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-17T13:54:22+08:00", "utc": "1928-03-17T05:54:22Z", "ms": -1318874738039.8828 }, "end": { "local": "1928-03-18T13:27:51+08:00", "utc": "1928-03-18T05:27:51Z", "ms": -1318789929199.1802 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-17", "window": { "start": { "local": "1928-03-17T06:11:00+08:00", "utc": "1928-03-16T22:11:00Z", "ms": -1318902540478.964 }, "end": { "local": "1928-03-17T06:11:00+08:00", "utc": "1928-03-16T22:11:00Z", "ms": -1318902540478.964 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-03-18", "window": { "start": { "local": "1928-03-18T06:09:56+08:00", "utc": "1928-03-17T22:09:56Z", "ms": -1318816204182.1565 }, "end": { "local": "1928-03-18T06:09:56+08:00", "utc": "1928-03-17T22:09:56Z", "ms": -1318816204182.1565 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:54 on Sat 17 Mar to 13:28 on Sun 18 Mar.", "fact": "1928-03-17T05:54:22Z → 1928-03-18T05:27:51Z" }, { "step": "kaala", "text": "Sunrise is at 06:11 on the 17th and 06:10 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 on the 18th.", "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 26275 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Fuzhou, 1928: Sunday 18 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": "1928-03-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāpamocanī Ekādaśī 1928 falls on Sunday 18 March. Ekādaśī runs from 13:54 on Sat 17 Mar to 13:28 on Sun 18 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-03-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-03-19", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21721, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-03-19T12:11:02+08:00", "utc": "1928-03-19T04:11:02Z", "ms": -1318708137962.9768 }, "end": { "local": "1928-03-20T10:09:45+08:00", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-19T12:11:02+08:00", "utc": "1928-03-19T04:11:02Z", "ms": -1318708137962.9768 }, "end": { "local": "1928-03-20T10:09:45+08:00", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-03-19", "window": { "start": { "local": "1928-03-19T18:13:03+08:00", "utc": "1928-03-19T10:13:03Z", "ms": -1318686416556.8794 }, "end": { "local": "1928-03-19T19:48:21+08:00", "utc": "1928-03-19T11:48:21Z", "ms": -1318680698629.5498 } }, "covered_min": 95, "window_min": 95, "qualifies": true }, { "local_date": "1928-03-20", "window": { "start": { "local": "1928-03-20T18:13:32+08:00", "utc": "1928-03-20T10:13:32Z", "ms": -1318599987893.0342 }, "end": { "local": "1928-03-20T19:48:38+08:00", "utc": "1928-03-20T11:48:38Z", "ms": -1318594282343.1047 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:11 on Mon 19 Mar to 10:10 on Tue 20 Mar.", "fact": "1928-03-19T04:11:02Z → 1928-03-20T02:09:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:13–19:48 on the 19th, 18:14–19:49 on the 20th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 95 of 95 minutes on the 19th and 0 of 95 on the 20th.", "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 21721 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Monday 19 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": "1928-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Monday 19 March. Trayodaśī runs from 12:11 on Mon 19 Mar to 10:10 on Tue 20 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-03-20", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25100, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-03-20T10:09:45+08:00", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "end": { "local": "1928-03-21T07:32:28+08:00", "utc": "1928-03-20T23:32:28Z", "ms": -1318552052202.6396 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-20T10:09:45+08:00", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "end": { "local": "1928-03-21T07:32:28+08:00", "utc": "1928-03-20T23:32:28Z", "ms": -1318552052202.6396 } }, "kaala": "nishita", "days": [ { "local_date": "1928-03-19", "window": { "start": { "local": "1928-03-19T23:46:26+08:00", "utc": "1928-03-19T15:46:26Z", "ms": -1318666414329.393 }, "end": { "local": "1928-03-20T00:34:26+08:00", "utc": "1928-03-19T16:34:26Z", "ms": -1318663534329.393 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-20", "window": { "start": { "local": "1928-03-20T23:46:08+08:00", "utc": "1928-03-20T15:46:08Z", "ms": -1318580032080.7988 }, "end": { "local": "1928-03-21T00:34:08+08:00", "utc": "1928-03-20T16:34:08Z", "ms": -1318577152080.7988 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:10 on Tue 20 Mar to 07:32 on Wed 21 Mar.", "fact": "1928-03-20T02:09:45Z → 1928-03-20T23:32:28Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:46–00:34 on the 19th, 23:46–00:34 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 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25100 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Tuesday 20 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": "1928-03-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Tuesday 20 March. Caturdaśī runs from 10:10 on Tue 20 Mar to 07:32 on Wed 21 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-03-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26213, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-03-22T04:29:11+08:00", "utc": "1928-03-21T20:29:11Z", "ms": -1318476649207.1387 }, "end": { "local": "1928-03-23T01:10:31+08:00", "utc": "1928-03-22T17:10:31Z", "ms": -1318402169462.8992 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-22T04:29:11+08:00", "utc": "1928-03-21T20:29:11Z", "ms": -1318476649207.1387 }, "end": { "local": "1928-03-23T01:10:31+08:00", "utc": "1928-03-22T17:10:31Z", "ms": -1318402169462.8992 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-22", "window": { "start": { "local": "1928-03-22T11:46:04+08:00", "utc": "1928-03-22T03:46:04Z", "ms": -1318450435753.2644 }, "end": { "local": "1928-03-22T12:34:04+08:00", "utc": "1928-03-22T04:34:04Z", "ms": -1318447555753.2644 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-23", "window": { "start": { "local": "1928-03-23T11:45:46+08:00", "utc": "1928-03-23T03:45:46Z", "ms": -1318364053790.752 }, "end": { "local": "1928-03-23T12:33:46+08:00", "utc": "1928-03-23T04:33:46Z", "ms": -1318361173790.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 04:29 on Thu 22 Mar to 01:11 on Fri 23 Mar.", "fact": "1928-03-21T20:29:11Z → 1928-03-22T17:10:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 22nd, 11:46–12:34 on the 23rd.", "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 22nd and 0 of 48 on the 23rd.", "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 26213 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Fuzhou, 1928: Thursday 22 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": "1928-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Caitra) (Chaitra Navratri) 1928 falls on Thursday 22 March. Pratipadā runs from 04:29 on Thu 22 Mar to 01:11 on Fri 23 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21298, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-03-23T21:46:58+08:00", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-23T21:46:58+08:00", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-23", "window": { "start": { "local": "1928-03-23T11:45:46+08:00", "utc": "1928-03-23T03:45:46Z", "ms": -1318364053790.752 }, "end": { "local": "1928-03-23T12:33:46+08:00", "utc": "1928-03-23T04:33:46Z", "ms": -1318361173790.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:45:28+08:00", "utc": "1928-03-24T03:45:28Z", "ms": -1318277671913.8555 }, "end": { "local": "1928-03-24T12:33:28+08:00", "utc": "1928-03-24T04:33:28Z", "ms": -1318274791913.8555 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 21:47 on Fri 23 Mar to 18:28 on Sat 24 Mar.", "fact": "1928-03-23T13:46:58Z → 1928-03-24T10:28:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 23rd, 11:45–12:33 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21298 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Fuzhou, 1928: Saturday 24 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": "1928-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaurī Tṛtīyā (Gangaur) 1928 falls on Saturday 24 March. Tṛtīyā runs from 21:47 on Fri 23 Mar to 18:28 on Sat 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21298, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-03-23T21:46:58+08:00", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-23T21:46:58+08:00", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-23", "window": { "start": { "local": "1928-03-23T11:45:46+08:00", "utc": "1928-03-23T03:45:46Z", "ms": -1318364053790.752 }, "end": { "local": "1928-03-23T12:33:46+08:00", "utc": "1928-03-23T04:33:46Z", "ms": -1318361173790.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:45:28+08:00", "utc": "1928-03-24T03:45:28Z", "ms": -1318277671913.8555 }, "end": { "local": "1928-03-24T12:33:28+08:00", "utc": "1928-03-24T04:33:28Z", "ms": -1318274791913.8555 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 21:47 on Fri 23 Mar to 18:28 on Sat 24 Mar.", "fact": "1928-03-23T13:46:58Z → 1928-03-24T10:28:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 23rd, 11:45–12:33 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21298 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Fuzhou, 1928: Saturday 24 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": "1928-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Saubhāgya Śayana Vrata 1928 falls on Saturday 24 March. Tṛtīyā runs from 21:47 on Fri 23 Mar to 18:28 on Sat 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-03-25", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10232, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "end": { "local": "1928-03-25T15:23:42+08:00", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-24T18:28:26+08:00", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "end": { "local": "1928-03-25T15:23:42+08:00", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:45:28+08:00", "utc": "1928-03-24T03:45:28Z", "ms": -1318277671913.8555 }, "end": { "local": "1928-03-24T12:33:28+08:00", "utc": "1928-03-24T04:33:28Z", "ms": -1318274791913.8555 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-25", "window": { "start": { "local": "1928-03-25T11:45:10+08:00", "utc": "1928-03-25T03:45:10Z", "ms": -1318191290106.6372 }, "end": { "local": "1928-03-25T12:33:10+08:00", "utc": "1928-03-25T04:33:10Z", "ms": -1318188410106.6372 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:28 on Sat 24 Mar to 15:24 on Sun 25 Mar.", "fact": "1928-03-24T10:28:26Z → 1928-03-25T07:23:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 24th, 11:45–12:33 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10232 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Sunday 25 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": "1928-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Sunday 25 March. Caturthī runs from 18:28 on Sat 24 Mar to 15:24 on Sun 25 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-03-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 430, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-03-25T15:23:42+08:00", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "end": { "local": "1928-03-26T12:40:02+08:00", "utc": "1928-03-26T04:40:02Z", "ms": -1318101598363.6917 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-25T15:23:42+08:00", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "end": { "local": "1928-03-26T12:40:02+08:00", "utc": "1928-03-26T04:40:02Z", "ms": -1318101598363.6917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-25", "window": { "start": { "local": "1928-03-25T11:45:10+08:00", "utc": "1928-03-25T03:45:10Z", "ms": -1318191290106.6372 }, "end": { "local": "1928-03-25T12:33:10+08:00", "utc": "1928-03-25T04:33:10Z", "ms": -1318188410106.6372 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-26", "window": { "start": { "local": "1928-03-26T11:44:52+08:00", "utc": "1928-03-26T03:44:52Z", "ms": -1318104908352.401 }, "end": { "local": "1928-03-26T12:32:52+08:00", "utc": "1928-03-26T04:32:52Z", "ms": -1318102028352.401 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 15:24 on Sun 25 Mar to 12:40 on Mon 26 Mar.", "fact": "1928-03-25T07:23:42Z → 1928-03-26T04:40:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 25th, 11:45–12:33 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 430 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Fuzhou, 1928: Monday 26 March.", "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": "1928-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pañcamī 1928 falls on Monday 26 March. Pañcamī runs from 15:24 on Sun 25 Mar to 12:40 on Mon 26 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11303, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-03-28T08:35:52+08:00", "utc": "1928-03-28T00:35:52Z", "ms": -1317943447819.627 }, "end": { "local": "1928-03-29T07:20:23+08:00", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-28T08:35:52+08:00", "utc": "1928-03-28T00:35:52Z", "ms": -1317943447819.627 }, "end": { "local": "1928-03-29T07:20:23+08:00", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-28", "window": { "start": { "local": "1928-03-28T11:44:15+08:00", "utc": "1928-03-28T03:44:15Z", "ms": -1317932144930.9885 }, "end": { "local": "1928-03-28T12:32:15+08:00", "utc": "1928-03-28T04:32:15Z", "ms": -1317929264930.9885 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-29", "window": { "start": { "local": "1928-03-29T11:43:57+08:00", "utc": "1928-03-29T03:43:57Z", "ms": -1317845763225.2607 }, "end": { "local": "1928-03-29T12:31:57+08:00", "utc": "1928-03-29T04:31:57Z", "ms": -1317842883225.2607 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 08:36 on Wed 28 Mar to 07:20 on Thu 29 Mar.", "fact": "1928-03-28T00:35:52Z → 1928-03-28T23:20:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 28th, 11:44–12:32 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 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 11303 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Fuzhou, 1928: Wednesday 28 March.", "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": "1928-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhavānī Utpatti 1928 falls on Wednesday 28 March. Aṣṭamī runs from 08:36 on Wed 28 Mar to 07:20 on Thu 29 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15813, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-03-29T07:20:23+08:00", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "end": { "local": "1928-03-30T06:36:18+08:00", "utc": "1928-03-29T22:36:18Z", "ms": -1317777822091.3018 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-29T07:20:23+08:00", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "end": { "local": "1928-03-30T06:36:18+08:00", "utc": "1928-03-29T22:36:18Z", "ms": -1317777822091.3018 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-29", "window": { "start": { "local": "1928-03-29T11:43:57+08:00", "utc": "1928-03-29T03:43:57Z", "ms": -1317845763225.2607 }, "end": { "local": "1928-03-29T12:31:57+08:00", "utc": "1928-03-29T04:31:57Z", "ms": -1317842883225.2607 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-30", "window": { "start": { "local": "1928-03-30T11:43:39+08:00", "utc": "1928-03-30T03:43:39Z", "ms": -1317759381495.6572 }, "end": { "local": "1928-03-30T12:31:39+08:00", "utc": "1928-03-30T04:31:39Z", "ms": -1317756501495.6572 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 07:20 on Thu 29 Mar to 06:36 on Fri 30 Mar.", "fact": "1928-03-28T23:20:23Z → 1928-03-29T22:36:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 29th, 11:44–12:32 on the 30th.", "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 29th and 0 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 15813 s" }, { "step": "ruling", "text": "Rāma Navamī, Fuzhou, 1928: Thursday 29 March.", "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": "1928-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāma Navamī 1928 falls on Thursday 29 March. Navamī runs from 07:20 on Thu 29 Mar to 06:36 on Fri 30 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-04-01", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1572, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-31T06:22:13+08:00", "utc": "1928-03-30T22:22:13Z", "ms": -1317692267345.5046 }, "end": { "local": "1928-04-01T06:36:10+08:00", "utc": "1928-03-31T22:36:10Z", "ms": -1317605029852.024 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-31T06:22:13+08:00", "utc": "1928-03-30T22:22:13Z", "ms": -1317692267345.5046 }, "end": { "local": "1928-04-01T06:36:10+08:00", "utc": "1928-03-31T22:36:10Z", "ms": -1317605029852.024 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-31", "window": { "start": { "local": "1928-03-31T05:56:00+08:00", "utc": "1928-03-30T21:56:00Z", "ms": -1317693839800.5085 }, "end": { "local": "1928-03-31T05:56:00+08:00", "utc": "1928-03-30T21:56:00Z", "ms": -1317693839800.5085 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-04-01", "window": { "start": { "local": "1928-04-01T05:54:56+08:00", "utc": "1928-03-31T21:54:56Z", "ms": -1317607503775.101 }, "end": { "local": "1928-04-01T05:54:56+08:00", "utc": "1928-03-31T21:54:56Z", "ms": -1317607503775.101 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:22 on Sat 31 Mar to 06:36 on Sun 1 Apr.", "fact": "1928-03-30T22:22:13Z → 1928-03-31T22:36:10Z" }, { "step": "kaala", "text": "Sunrise is at 05:56 on the 31st and 05:55 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 31st and is on the 1st.", "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 1572 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Fuzhou, 1928: Sunday 1 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": "1928-04-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmadā Ekādaśī 1928 falls on Sunday 1 April. Ekādaśī runs from 06:22 on Sat 31 Mar to 06:36 on Sun 1 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-04-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12101, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-02T07:16:13+08:00", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-02T07:16:13+08:00", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-02", "window": { "start": { "local": "1928-04-02T11:42:44+08:00", "utc": "1928-04-02T03:42:44Z", "ms": -1317500235949.2495 }, "end": { "local": "1928-04-02T12:30:44+08:00", "utc": "1928-04-02T04:30:44Z", "ms": -1317497355949.2495 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-03", "window": { "start": { "local": "1928-04-03T11:42:26+08:00", "utc": "1928-04-03T03:42:26Z", "ms": -1317413853908.302 }, "end": { "local": "1928-04-03T12:30:26+08:00", "utc": "1928-04-03T04:30:26Z", "ms": -1317410973908.302 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:16 on Mon 2 Apr to 08:21 on Tue 3 Apr.", "fact": "1928-04-01T23:16:13Z → 1928-04-03T00:20:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 2nd, 11:42–12:30 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "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 12101 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Fuzhou, 1928: Monday 2 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": "1928-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Anaṅga Trayodaśī 1928 falls on Monday 2 April. Trayodaśī runs from 07:16 on Mon 2 Apr to 08:21 on Tue 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-04-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35958, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-02T07:16:13+08:00", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-02T07:16:13+08:00", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-02", "window": { "start": { "local": "1928-04-02T18:19:36+08:00", "utc": "1928-04-02T10:19:36Z", "ms": -1317476424328.5667 }, "end": { "local": "1928-04-02T19:52:01+08:00", "utc": "1928-04-02T11:52:01Z", "ms": -1317470878572.2698 } }, "covered_min": 92, "window_min": 92, "qualifies": true }, { "local_date": "1928-04-03", "window": { "start": { "local": "1928-04-03T18:20:03+08:00", "utc": "1928-04-03T10:20:03Z", "ms": -1317389996660.2637 }, "end": { "local": "1928-04-03T19:52:17+08:00", "utc": "1928-04-03T11:52:17Z", "ms": -1317384463039.6543 } }, "covered_min": 0, "window_min": 92, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:16 on Mon 2 Apr to 08:21 on Tue 3 Apr.", "fact": "1928-04-01T23:16:13Z → 1928-04-03T00:20:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:20–19:52 on the 2nd, 18:20–19:52 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 92 of 92 minutes on the 2nd and 0 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 35958 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Monday 2 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": "1928-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Monday 2 April. Trayodaśī runs from 07:16 on Mon 2 Apr to 08:21 on Tue 3 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-04-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6818, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "end": { "local": "1928-04-04T09:48:31+08:00", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-03T08:20:45+08:00", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "end": { "local": "1928-04-04T09:48:31+08:00", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-03", "window": { "start": { "local": "1928-04-03T11:42:26+08:00", "utc": "1928-04-03T03:42:26Z", "ms": -1317413853908.302 }, "end": { "local": "1928-04-03T12:30:26+08:00", "utc": "1928-04-03T04:30:26Z", "ms": -1317410973908.302 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-04", "window": { "start": { "local": "1928-04-04T11:42:08+08:00", "utc": "1928-04-04T03:42:08Z", "ms": -1317327471734.6108 }, "end": { "local": "1928-04-04T12:30:08+08:00", "utc": "1928-04-04T04:30:08Z", "ms": -1317324591734.6108 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:21 on Tue 3 Apr to 09:49 on Wed 4 Apr.", "fact": "1928-04-03T00:20:45Z → 1928-04-04T01:48:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 3rd, 11:42–12:30 on the 4th.", "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 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 6818 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Fuzhou, 1928: Tuesday 3 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": "1928-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Viṣṇudamanaka Caturdaśī 1928 falls on Tuesday 3 April. Caturdaśī runs from 08:21 on Tue 3 Apr to 09:49 on Wed 4 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-04", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 218, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-04-04T09:48:31+08:00", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "end": { "local": "1928-04-05T11:38:13+08:00", "utc": "1928-04-05T03:38:13Z", "ms": -1317241307033.4307 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-04T09:48:31+08:00", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "end": { "local": "1928-04-05T11:38:13+08:00", "utc": "1928-04-05T03:38:13Z", "ms": -1317241307033.4307 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-04", "window": { "start": { "local": "1928-04-04T11:42:08+08:00", "utc": "1928-04-04T03:42:08Z", "ms": -1317327471734.6108 }, "end": { "local": "1928-04-04T12:30:08+08:00", "utc": "1928-04-04T04:30:08Z", "ms": -1317324591734.6108 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-05", "window": { "start": { "local": "1928-04-05T11:41:51+08:00", "utc": "1928-04-05T03:41:51Z", "ms": -1317241089406.3452 }, "end": { "local": "1928-04-05T12:29:51+08:00", "utc": "1928-04-05T04:29:51Z", "ms": -1317238209406.3452 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:49 on Wed 4 Apr to 11:38 on Thu 5 Apr.", "fact": "1928-04-04T01:48:31Z → 1928-04-05T03:38:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 4th, 11:42–12:30 on the 5th.", "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 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: paraviddha → only-day · margin 218 s < 300 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Fuzhou, 1928: Wednesday 4 April.", "fact": "confidence: boundary (margin)" } ], "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": "1928-04-04", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Caitrī Pūrṇimā 1928 falls on Wednesday 4 April. Pūrṇimā runs from 09:49 on Wed 4 Apr to 11:38 on Thu 5 Apr and covers all of madhyāhna that midday. It is 3 min 38 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-04-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2031, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-04-08T18:50:20+08:00", "utc": "1928-04-08T10:50:20Z", "ms": -1316956180004.7703 }, "end": { "local": "1928-04-09T21:28:35+08:00", "utc": "1928-04-09T13:28:35Z", "ms": -1316860285434.8564 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-08T18:50:20+08:00", "utc": "1928-04-08T10:50:20Z", "ms": -1316956180004.7703 }, "end": { "local": "1928-04-09T21:28:35+08:00", "utc": "1928-04-09T13:28:35Z", "ms": -1316860285434.8564 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-04-08", "window": { "start": { "local": "1928-04-08T21:08:35+08:00", "utc": "1928-04-08T13:08:35Z", "ms": -1316947884857.0837 }, "end": { "local": "1928-04-08T21:08:35+08:00", "utc": "1928-04-08T13:08:35Z", "ms": -1316947884857.0837 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-04-09", "window": { "start": { "local": "1928-04-09T22:02:25+08:00", "utc": "1928-04-09T14:02:25Z", "ms": -1316858254820.9824 }, "end": { "local": "1928-04-09T22:02:25+08:00", "utc": "1928-04-09T14:02:25Z", "ms": -1316858254820.9824 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:50 on Sun 8 Apr to 21:29 on Mon 9 Apr.", "fact": "1928-04-08T10:50:20Z → 1928-04-09T13:28:35Z" }, { "step": "kaala", "text": "Moonrise is at 21:09 on the 8th and 22:02 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 2031 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Sunday 8 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": "1928-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Sunday 8 April. Caturthī runs from 18:50 on Sun 8 Apr to 21:29 on Mon 9 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-04-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11242, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1928-04-13T08:49:53+08:00", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 }, "end": { "local": "1928-05-14T05:47:04+08:00", "utc": "1928-05-13T21:47:04Z", "ms": -1313892775754.7158 } }, "span": { "of": "transit", "start": { "local": "1928-04-13T08:49:53+08:00", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 }, "end": { "local": "1928-04-13T08:49:53+08:00", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 } }, "kaala": "day", "days": [ { "local_date": "1928-04-12", "window": { "start": { "local": "1928-04-12T05:43:31+08:00", "utc": "1928-04-11T21:43:31Z", "ms": -1316657789381.8035 }, "end": { "local": "1928-04-13T05:42:31+08:00", "utc": "1928-04-12T21:42:31Z", "ms": -1316571449337.9453 } }, "covered_min": 0, "window_min": 1439, "qualifies": false }, { "local_date": "1928-04-13", "window": { "start": { "local": "1928-04-13T05:42:31+08:00", "utc": "1928-04-12T21:42:31Z", "ms": -1316571449337.9453 }, "end": { "local": "1928-04-14T05:41:31+08:00", "utc": "1928-04-13T21:41:31Z", "ms": -1316485108781.929 } }, "covered_min": 1, "window_min": 1439, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 08:50 on Fri 13 Apr.", "fact": "1928-04-13T00:49:53Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:44 on the 12th, and from 05:43 on the 13th.", "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 12th.", "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 11242 s" }, { "step": "ruling", "text": "Vaiśākhī, Fuzhou, 1928: Friday 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": "1928-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-04-13", "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": "1928-04-13", "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 Fuzhou, Vaiśākhī 1928 falls on Friday 13 April. The Sun enters Meṣa at 08:50 on Fri 13 Apr, and the rule counts the day from sunrise.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-04-16", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7455, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-04-16T03:35:19+08:00", "utc": "1928-04-15T19:35:19Z", "ms": -1316319881195.2795 }, "end": { "local": "1928-04-17T01:54:17+08:00", "utc": "1928-04-16T17:54:17Z", "ms": -1316239542803.6213 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-16T03:35:19+08:00", "utc": "1928-04-15T19:35:19Z", "ms": -1316319881195.2795 }, "end": { "local": "1928-04-17T01:54:17+08:00", "utc": "1928-04-16T17:54:17Z", "ms": -1316239542803.6213 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-04-16", "window": { "start": { "local": "1928-04-16T05:39:34+08:00", "utc": "1928-04-15T21:39:34Z", "ms": -1316312426031.3403 }, "end": { "local": "1928-04-16T05:39:34+08:00", "utc": "1928-04-15T21:39:34Z", "ms": -1316312426031.3403 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-04-17", "window": { "start": { "local": "1928-04-17T05:38:36+08:00", "utc": "1928-04-16T21:38:36Z", "ms": -1316226083787.372 }, "end": { "local": "1928-04-17T05:38:36+08:00", "utc": "1928-04-16T21:38:36Z", "ms": -1316226083787.372 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:35 on Mon 16 Apr to 01:54 on Tue 17 Apr.", "fact": "1928-04-15T19:35:19Z → 1928-04-16T17:54:17Z" }, { "step": "kaala", "text": "Sunrise is at 05:40 on the 16th and 05:39 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "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 7455 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Fuzhou, 1928: Monday 16 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": "1928-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Varūthinī Ekādaśī 1928 falls on Monday 16 April. Ekādaśī runs from 03:35 on Mon 16 Apr to 01:54 on Tue 17 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-04-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-04-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2024, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-17T23:29:50+08:00", "utc": "1928-04-17T15:29:50Z", "ms": -1316161809740.5212 }, "end": { "local": "1928-04-18T20:30:10+08:00", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-17T23:29:50+08:00", "utc": "1928-04-17T15:29:50Z", "ms": -1316161809740.5212 }, "end": { "local": "1928-04-18T20:30:10+08:00", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-17", "window": { "start": { "local": "1928-04-17T18:26:40+08:00", "utc": "1928-04-17T10:26:40Z", "ms": -1316180000333.0947 }, "end": { "local": "1928-04-17T19:56:08+08:00", "utc": "1928-04-17T11:56:08Z", "ms": -1316174632413.0583 } }, "covered_min": 0, "window_min": 89, "qualifies": false }, { "local_date": "1928-04-18", "window": { "start": { "local": "1928-04-18T18:27:09+08:00", "utc": "1928-04-18T10:27:09Z", "ms": -1316093570983.8025 }, "end": { "local": "1928-04-18T19:56:25+08:00", "utc": "1928-04-18T11:56:25Z", "ms": -1316088214512.0247 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:30 on Tue 17 Apr to 20:30 on Wed 18 Apr.", "fact": "1928-04-17T15:29:50Z → 1928-04-18T12:30:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:27–19:56 on the 17th, 18:27–19:56 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 0 of 89 minutes on the 17th and 89 of 89 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 2024 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Wednesday 18 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": "1928-04-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Wednesday 18 April. Trayodaśī runs from 23:30 on Tue 17 Apr to 20:30 on Wed 18 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-04-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-04-18", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11266, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-04-18T20:30:10+08:00", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "end": { "local": "1928-04-19T17:04:57+08:00", "utc": "1928-04-19T09:04:57Z", "ms": -1316012103238.2688 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-18T20:30:10+08:00", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "end": { "local": "1928-04-19T17:04:57+08:00", "utc": "1928-04-19T09:04:57Z", "ms": -1316012103238.2688 } }, "kaala": "nishita", "days": [ { "local_date": "1928-04-18", "window": { "start": { "local": "1928-04-18T23:37:56+08:00", "utc": "1928-04-18T15:37:56Z", "ms": -1316074924214.6353 }, "end": { "local": "1928-04-19T00:25:56+08:00", "utc": "1928-04-18T16:25:56Z", "ms": -1316072044214.6353 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-19", "window": { "start": { "local": "1928-04-19T23:37:43+08:00", "utc": "1928-04-19T15:37:43Z", "ms": -1315988537387.1636 }, "end": { "local": "1928-04-20T00:25:43+08:00", "utc": "1928-04-19T16:25:43Z", "ms": -1315985657387.1636 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:30 on Wed 18 Apr to 17:05 on Thu 19 Apr.", "fact": "1928-04-18T12:30:10Z → 1928-04-19T09:04:57Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:38–00:26 on the 18th, 23:38–00:26 on the 19th.", "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 18th and 0 of 48 on the 19th.", "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 11266 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Wednesday 18 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": "1928-04-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Wednesday 18 April. Caturdaśī runs from 20:30 on Wed 18 Apr to 17:05 on Thu 19 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-04-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1601, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-04-22T06:00:38+08:00", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-22T06:00:38+08:00", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-04-22", "window": { "start": { "local": "1928-04-22T05:33:57+08:00", "utc": "1928-04-21T21:33:57Z", "ms": -1315794362980.358 }, "end": { "local": "1928-04-22T09:52:21+08:00", "utc": "1928-04-22T01:52:21Z", "ms": -1315778859309.2593 } }, "covered_min": 232, "window_min": 258, "qualifies": true }, { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T05:33:03+08:00", "utc": "1928-04-22T21:33:03Z", "ms": -1315708016758.3794 }, "end": { "local": "1928-04-23T09:51:55+08:00", "utc": "1928-04-23T01:51:55Z", "ms": -1315692485114.1108 } }, "covered_min": 0, "window_min": 259, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:01 on Sun 22 Apr to 02:37 on Mon 23 Apr.", "fact": "1928-04-21T22:00:38Z → 1928-04-22T18:36:51Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:34–09:52 on the 22nd, 05:33–09:52 on the 23rd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 232 of 258 minutes on the 22nd and 0 of 259 on the 23rd.", "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 1601 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Fuzhou, 1928: Sunday 22 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": "1928-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Tṛtīyā 1928 falls on Sunday 22 April. Tṛtīyā runs from 06:01 on Sun 22 Apr to 02:37 on Mon 23 Apr and covers 232 of 258 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23952, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-04-22T06:00:38+08:00", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-22T06:00:38+08:00", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-21", "window": { "start": { "local": "1928-04-21T18:28:38+08:00", "utc": "1928-04-21T10:28:38Z", "ms": -1315834281957.9827 }, "end": { "local": "1928-04-21T19:57:21+08:00", "utc": "1928-04-21T11:57:21Z", "ms": -1315828959427.6328 } }, "covered_min": 0, "window_min": 89, "qualifies": false }, { "local_date": "1928-04-22", "window": { "start": { "local": "1928-04-22T18:29:08+08:00", "utc": "1928-04-22T10:29:08Z", "ms": -1315747851967.0623 }, "end": { "local": "1928-04-22T19:57:39+08:00", "utc": "1928-04-22T11:57:39Z", "ms": -1315742540605.9045 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:01 on Sun 22 Apr to 02:37 on Mon 23 Apr.", "fact": "1928-04-21T22:00:38Z → 1928-04-22T18:36:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–19:57 on the 21st, 18:29–19:58 on the 22nd.", "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 89 minutes on the 21st and 89 of 89 on the 22nd.", "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 23952 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Fuzhou, 1928: Sunday 22 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": "1928-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Jayantī 1928 falls on Sunday 22 April. Tṛtīyā runs from 06:01 on Sun 22 Apr to 02:37 on Mon 23 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-04-23", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32429, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "end": { "local": "1928-04-23T23:36:58+08:00", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-23T02:36:51+08:00", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "end": { "local": "1928-04-23T23:36:58+08:00", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T11:37:21+08:00", "utc": "1928-04-23T03:37:21Z", "ms": -1315686159291.9766 }, "end": { "local": "1928-04-23T12:25:21+08:00", "utc": "1928-04-23T04:25:21Z", "ms": -1315683279291.9766 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-24", "window": { "start": { "local": "1928-04-24T11:37:09+08:00", "utc": "1928-04-24T03:37:09Z", "ms": -1315599770670.4297 }, "end": { "local": "1928-04-24T12:25:09+08:00", "utc": "1928-04-24T04:25:09Z", "ms": -1315596890670.4297 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:37 on Mon 23 Apr to 23:37 on Mon 23 Apr.", "fact": "1928-04-22T18:36:51Z → 1928-04-23T15:36:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 23rd, 11:37–12:25 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 32429 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Monday 23 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": "1928-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Monday 23 April. Caturthī runs from 02:37 on Mon 23 Apr to 23:37 on Mon 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-04-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31377, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-04-23T23:36:58+08:00", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "end": { "local": "1928-04-24T21:08:06+08:00", "utc": "1928-04-24T13:08:06Z", "ms": -1315565513902.0044 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-23T23:36:58+08:00", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "end": { "local": "1928-04-24T21:08:06+08:00", "utc": "1928-04-24T13:08:06Z", "ms": -1315565513902.0044 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T11:37:21+08:00", "utc": "1928-04-23T03:37:21Z", "ms": -1315686159291.9766 }, "end": { "local": "1928-04-23T12:25:21+08:00", "utc": "1928-04-23T04:25:21Z", "ms": -1315683279291.9766 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-04-24", "window": { "start": { "local": "1928-04-24T11:37:09+08:00", "utc": "1928-04-24T03:37:09Z", "ms": -1315599770670.4297 }, "end": { "local": "1928-04-24T12:25:09+08:00", "utc": "1928-04-24T04:25:09Z", "ms": -1315596890670.4297 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 23:37 on Mon 23 Apr to 21:08 on Tue 24 Apr.", "fact": "1928-04-23T15:36:58Z → 1928-04-24T13:08:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 23rd, 11:37–12:25 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 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31377 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Fuzhou, 1928: Tuesday 24 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": "1928-04-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Śaṅkara Jayantī 1928 falls on Tuesday 24 April. Pañcamī runs from 23:37 on Mon 23 Apr to 21:08 on Tue 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20277, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-04-25T19:15:37+08:00", "utc": "1928-04-25T11:15:37Z", "ms": -1315485863284.7878 }, "end": { "local": "1928-04-26T18:02:45+08:00", "utc": "1928-04-26T10:02:45Z", "ms": -1315403834853.6475 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-25T19:15:37+08:00", "utc": "1928-04-25T11:15:37Z", "ms": -1315485863284.7878 }, "end": { "local": "1928-04-26T18:02:45+08:00", "utc": "1928-04-26T10:02:45Z", "ms": -1315403834853.6475 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-25", "window": { "start": { "local": "1928-04-25T11:36:58+08:00", "utc": "1928-04-25T03:36:58Z", "ms": -1315513381600.467 }, "end": { "local": "1928-04-25T12:24:58+08:00", "utc": "1928-04-25T04:24:58Z", "ms": -1315510501600.467 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-04-26", "window": { "start": { "local": "1928-04-26T11:36:48+08:00", "utc": "1928-04-26T03:36:48Z", "ms": -1315426992072.7158 }, "end": { "local": "1928-04-26T12:24:48+08:00", "utc": "1928-04-26T04:24:48Z", "ms": -1315424112072.7158 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:16 on Wed 25 Apr to 18:03 on Thu 26 Apr.", "fact": "1928-04-25T11:15:37Z → 1928-04-26T10:02:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 25th, 11:37–12:25 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 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20277 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Fuzhou, 1928: Thursday 26 April.", "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": "1928-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṅgotpatti (Ganga Saptami) 1928 falls on Thursday 26 April. Saptamī runs from 19:16 on Wed 25 Apr to 18:03 on Thu 26 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-04-30", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35384, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-04-29T18:21:12+08:00", "utc": "1928-04-29T10:21:12Z", "ms": -1315143528058.4111 }, "end": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-29T18:21:12+08:00", "utc": "1928-04-29T10:21:12Z", "ms": -1315143528058.4111 }, "end": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T05:27:09+08:00", "utc": "1928-04-29T21:27:09Z", "ms": -1315103571436.2317 }, "end": { "local": "1928-04-30T05:27:09+08:00", "utc": "1928-04-29T21:27:09Z", "ms": -1315103571436.2317 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T05:26:21+08:00", "utc": "1928-04-30T21:26:21Z", "ms": -1315017218722.428 }, "end": { "local": "1928-05-01T05:26:21+08:00", "utc": "1928-04-30T21:26:21Z", "ms": -1315017218722.428 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:21 on Sun 29 Apr to 19:37 on Mon 30 Apr.", "fact": "1928-04-29T10:21:12Z → 1928-04-30T11:36:37Z" }, { "step": "kaala", "text": "Sunrise is at 05:27 on the 30th and 05:26 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 30th and is not on the 1st.", "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 35384 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Fuzhou, 1928: Monday 30 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": "1928-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Mohinī Ekādaśī 1928 falls on Monday 30 April. Ekādaśī runs from 18:21 on Sun 29 Apr to 19:37 on Mon 30 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25946, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T11:36:11+08:00", "utc": "1928-04-30T03:36:11Z", "ms": -1315081429178.4702 }, "end": { "local": "1928-04-30T12:24:11+08:00", "utc": "1928-04-30T04:24:11Z", "ms": -1315078549178.4702 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T11:36:03+08:00", "utc": "1928-05-01T03:36:03Z", "ms": -1314995037206.3716 }, "end": { "local": "1928-05-01T12:24:03+08:00", "utc": "1928-05-01T04:24:03Z", "ms": -1314992157206.3716 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:37 on Mon 30 Apr to 21:19 on Tue 1 May.", "fact": "1928-04-30T11:36:37Z → 1928-05-01T13:18:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 30th, 11:36–12:24 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 0 of 48 minutes on the 30th 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 25946 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Fuzhou, 1928: Tuesday 1 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": "1928-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Dvādaśī 1928 falls on Tuesday 1 May. Dvādaśī runs from 19:37 on Mon 30 Apr to 21:19 on Tue 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25946, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-30T19:36:37+08:00", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T11:36:11+08:00", "utc": "1928-04-30T03:36:11Z", "ms": -1315081429178.4702 }, "end": { "local": "1928-04-30T12:24:11+08:00", "utc": "1928-04-30T04:24:11Z", "ms": -1315078549178.4702 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T11:36:03+08:00", "utc": "1928-05-01T03:36:03Z", "ms": -1314995037206.3716 }, "end": { "local": "1928-05-01T12:24:03+08:00", "utc": "1928-05-01T04:24:03Z", "ms": -1314992157206.3716 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:37 on Mon 30 Apr to 21:19 on Tue 1 May.", "fact": "1928-04-30T11:36:37Z → 1928-05-01T13:18:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 30th, 11:36–12:24 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 0 of 48 minutes on the 30th 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 25946 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Fuzhou, 1928: Tuesday 1 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": "1928-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Rukmiṇī Dvādaśī 1928 falls on Tuesday 1 May. Dvādaśī runs from 19:37 on Mon 30 Apr to 21:19 on Tue 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4688, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "end": { "local": "1928-05-02T23:22:18+08:00", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-01T21:18:47+08:00", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "end": { "local": "1928-05-02T23:22:18+08:00", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T18:33:44+08:00", "utc": "1928-05-01T10:33:44Z", "ms": -1314969975690.3154 }, "end": { "local": "1928-05-01T20:00:39+08:00", "utc": "1928-05-01T12:00:39Z", "ms": -1314964760944.1426 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1928-05-02", "window": { "start": { "local": "1928-05-02T18:34:16+08:00", "utc": "1928-05-02T10:34:16Z", "ms": -1314883544334.423 }, "end": { "local": "1928-05-02T20:01:00+08:00", "utc": "1928-05-02T12:01:00Z", "ms": -1314878339826.947 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:19 on Tue 1 May to 23:22 on Wed 2 May.", "fact": "1928-05-01T13:18:47Z → 1928-05-02T15:22:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:34–20:01 on the 1st, 18:34–20:01 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 0 of 87 minutes on the 1st and 87 of 87 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 4688 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Wednesday 2 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": "1928-05-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Wednesday 2 May. Trayodaśī runs from 21:19 on Tue 1 May to 23:22 on Wed 2 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12078, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-05-02T23:22:18+08:00", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "end": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-02T23:22:18+08:00", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "end": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-02", "window": { "start": { "local": "1928-05-02T18:34:16+08:00", "utc": "1928-05-02T10:34:16Z", "ms": -1314883544334.423 }, "end": { "local": "1928-05-02T20:01:00+08:00", "utc": "1928-05-02T12:01:00Z", "ms": -1314878339826.947 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1928-05-03", "window": { "start": { "local": "1928-05-03T18:34:47+08:00", "utc": "1928-05-03T10:34:47Z", "ms": -1314797112856.2456 }, "end": { "local": "1928-05-03T20:01:22+08:00", "utc": "1928-05-03T12:01:22Z", "ms": -1314791918475.8257 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:22 on Wed 2 May to 01:42 on Fri 4 May.", "fact": "1928-05-02T15:22:18Z → 1928-05-03T17:41:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:34–20:01 on the 2nd, 18:35–20:01 on the 3rd.", "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 87 minutes on the 2nd and 87 of 87 on the 3rd.", "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 12078 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Fuzhou, 1928: Thursday 3 May.", "fact": "confidence: determinate" } ], "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": "1928-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1928 falls on Thursday 3 May. Caturdaśī runs from 23:22 on Wed 2 May to 01:42 on Fri 4 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26635, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-05T04:11:41+08:00", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-05T04:11:41+08:00", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-04", "window": { "start": { "local": "1928-05-04T11:35:42+08:00", "utc": "1928-05-04T03:35:42Z", "ms": -1314735858131.392 }, "end": { "local": "1928-05-04T12:23:42+08:00", "utc": "1928-05-04T04:23:42Z", "ms": -1314732978131.392 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-05", "window": { "start": { "local": "1928-05-05T11:35:36+08:00", "utc": "1928-05-05T03:35:36Z", "ms": -1314649464022.8645 }, "end": { "local": "1928-05-05T12:23:36+08:00", "utc": "1928-05-05T04:23:36Z", "ms": -1314646584022.8645 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:42 on Fri 4 May to 04:12 on Sat 5 May.", "fact": "1928-05-03T17:41:46Z → 1928-05-04T20:11:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 4th, 11:36–12:24 on the 5th.", "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 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 26635 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Fuzhou, 1928: Friday 4 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": "1928-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Buddha Pūrṇimā 1928 falls on Friday 4 May. Pūrṇimā runs from 01:42 on Fri 4 May to 04:12 on Sat 5 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26635, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-05T04:11:41+08:00", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-04T01:41:46+08:00", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-05T04:11:41+08:00", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-04", "window": { "start": { "local": "1928-05-04T11:35:42+08:00", "utc": "1928-05-04T03:35:42Z", "ms": -1314735858131.392 }, "end": { "local": "1928-05-04T12:23:42+08:00", "utc": "1928-05-04T04:23:42Z", "ms": -1314732978131.392 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-05", "window": { "start": { "local": "1928-05-05T11:35:36+08:00", "utc": "1928-05-05T03:35:36Z", "ms": -1314649464022.8645 }, "end": { "local": "1928-05-05T12:23:36+08:00", "utc": "1928-05-05T04:23:36Z", "ms": -1314646584022.8645 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:42 on Fri 4 May to 04:12 on Sat 5 May.", "fact": "1928-05-03T17:41:46Z → 1928-05-04T20:11:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 4th, 11:36–12:24 on the 5th.", "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 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: paraviddha → only-day · margin 26635 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Fuzhou, 1928: Friday 4 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": "1928-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Sampat Gaurī Vrata 1928 falls on Friday 4 May. Pūrṇimā runs from 01:42 on Fri 4 May to 04:12 on Sat 5 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-05-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31881, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-05-08T11:41:59+08:00", "utc": "1928-05-08T03:41:59Z", "ms": -1314389880657.9758 }, "end": { "local": "1928-05-09T13:47:25+08:00", "utc": "1928-05-09T05:47:25Z", "ms": -1314295955344.6497 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-08T11:41:59+08:00", "utc": "1928-05-08T03:41:59Z", "ms": -1314389880657.9758 }, "end": { "local": "1928-05-09T13:47:25+08:00", "utc": "1928-05-09T05:47:25Z", "ms": -1314295955344.6497 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-05-08", "window": { "start": { "local": "1928-05-08T21:45:48+08:00", "utc": "1928-05-08T13:45:48Z", "ms": -1314353651731.185 }, "end": { "local": "1928-05-08T21:45:48+08:00", "utc": "1928-05-08T13:45:48Z", "ms": -1314353651731.185 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-05-09", "window": { "start": { "local": "1928-05-09T22:38:46+08:00", "utc": "1928-05-09T14:38:46Z", "ms": -1314264073899.966 }, "end": { "local": "1928-05-09T22:38:46+08:00", "utc": "1928-05-09T14:38:46Z", "ms": -1314264073899.966 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:42 on Tue 8 May to 13:47 on Wed 9 May.", "fact": "1928-05-08T03:41:59Z → 1928-05-09T05:47:25Z" }, { "step": "kaala", "text": "Moonrise is at 21:46 on the 8th and 22:39 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 31881 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Tuesday 8 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": "1928-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 8 May. Caturthī runs from 11:42 on Tue 8 May to 13:47 on Wed 9 May and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-05-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-05-16", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21061, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-05-15T13:37:00+08:00", "utc": "1928-05-15T05:37:00Z", "ms": -1313778180333.0586 }, "end": { "local": "1928-05-16T11:07:35+08:00", "utc": "1928-05-16T03:07:35Z", "ms": -1313700745077.2334 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-15T13:37:00+08:00", "utc": "1928-05-15T05:37:00Z", "ms": -1313778180333.0586 }, "end": { "local": "1928-05-16T11:07:35+08:00", "utc": "1928-05-16T03:07:35Z", "ms": -1313700745077.2334 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-05-15", "window": { "start": { "local": "1928-05-15T05:17:05+08:00", "utc": "1928-05-14T21:17:05Z", "ms": -1313808174961.8455 }, "end": { "local": "1928-05-15T05:17:05+08:00", "utc": "1928-05-14T21:17:05Z", "ms": -1313808174961.8455 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-05-16", "window": { "start": { "local": "1928-05-16T05:16:34+08:00", "utc": "1928-05-15T21:16:34Z", "ms": -1313721806362.7488 }, "end": { "local": "1928-05-16T05:16:34+08:00", "utc": "1928-05-15T21:16:34Z", "ms": -1313721806362.7488 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:37 on Tue 15 May to 11:08 on Wed 16 May.", "fact": "1928-05-15T05:37:00Z → 1928-05-16T03:07:35Z" }, { "step": "kaala", "text": "Sunrise is at 05:17 on the 15th and 05:17 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 21061 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Fuzhou, 1928: Wednesday 16 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": "1928-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Aparā Ekādaśī 1928 falls on Wednesday 16 May. Ekādaśī runs from 13:37 on Tue 15 May to 11:08 on Wed 16 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-05-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-17", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30808, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-17T08:05:54+08:00", "utc": "1928-05-17T00:05:54Z", "ms": -1313625246203.239 }, "end": { "local": "1928-05-18T04:40:11+08:00", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-17T08:05:54+08:00", "utc": "1928-05-17T00:05:54Z", "ms": -1313625246203.239 }, "end": { "local": "1928-05-18T04:40:11+08:00", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-16", "window": { "start": { "local": "1928-05-16T18:41:44+08:00", "utc": "1928-05-16T10:41:44Z", "ms": -1313673495678.1418 }, "end": { "local": "1928-05-16T20:06:19+08:00", "utc": "1928-05-16T12:06:19Z", "ms": -1313668421130.2327 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1928-05-17", "window": { "start": { "local": "1928-05-17T18:42:17+08:00", "utc": "1928-05-17T10:42:17Z", "ms": -1313587063394.7314 }, "end": { "local": "1928-05-17T20:06:43+08:00", "utc": "1928-05-17T12:06:43Z", "ms": -1313581997018.1685 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:06 on Thu 17 May to 04:40 on Fri 18 May.", "fact": "1928-05-17T00:05:54Z → 1928-05-17T20:40:11Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:42–20:06 on the 16th, 18:42–20:07 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 85 minutes on the 16th and 84 of 84 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 30808 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Thursday 17 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": "1928-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Thursday 17 May. Trayodaśī runs from 08:06 on Thu 17 May to 04:40 on Fri 18 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-05-18", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2200, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-05-18T04:40:11+08:00", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "end": { "local": "1928-05-19T00:59:38+08:00", "utc": "1928-05-18T16:59:38Z", "ms": -1313478021890.9744 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-18T04:40:11+08:00", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "end": { "local": "1928-05-19T00:59:38+08:00", "utc": "1928-05-18T16:59:38Z", "ms": -1313478021890.9744 } }, "kaala": "nishita", "days": [ { "local_date": "1928-05-17", "window": { "start": { "local": "1928-05-17T23:34:56+08:00", "utc": "1928-05-17T15:34:56Z", "ms": -1313569504482.62 }, "end": { "local": "1928-05-18T00:22:56+08:00", "utc": "1928-05-17T16:22:56Z", "ms": -1313566624482.62 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-18", "window": { "start": { "local": "1928-05-18T23:34:58+08:00", "utc": "1928-05-18T15:34:58Z", "ms": -1313483102268.1602 }, "end": { "local": "1928-05-19T00:22:58+08:00", "utc": "1928-05-18T16:22:58Z", "ms": -1313480222268.1602 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:40 on Fri 18 May to 01:00 on Sat 19 May.", "fact": "1928-05-17T20:40:11Z → 1928-05-18T16:59:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:35–00:23 on the 17th, 23:35–00:23 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 2200 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Friday 18 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": "1928-05-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Friday 18 May. Caturdaśī runs from 04:40 on Fri 18 May to 01:00 on Sat 19 May and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-05-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1945, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-05-21T14:06:12+08:00", "utc": "1928-05-21T06:06:12Z", "ms": -1313258027725.4253 }, "end": { "local": "1928-05-22T11:02:59+08:00", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-21T14:06:12+08:00", "utc": "1928-05-21T06:06:12Z", "ms": -1313258027725.4253 }, "end": { "local": "1928-05-22T11:02:59+08:00", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-21", "window": { "start": { "local": "1928-05-21T11:35:20+08:00", "utc": "1928-05-21T03:35:20Z", "ms": -1313267080231.1025 }, "end": { "local": "1928-05-21T12:23:20+08:00", "utc": "1928-05-21T04:23:20Z", "ms": -1313264200231.1025 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-22", "window": { "start": { "local": "1928-05-22T11:35:24+08:00", "utc": "1928-05-22T03:35:24Z", "ms": -1313180676452.5117 }, "end": { "local": "1928-05-22T12:23:24+08:00", "utc": "1928-05-22T04:23:24Z", "ms": -1313177796452.5117 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:06 on Mon 21 May to 11:03 on Tue 22 May.", "fact": "1928-05-21T06:06:12Z → 1928-05-22T03:02:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 21st, 11:35–12:23 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "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 1945 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Fuzhou, 1928: Tuesday 22 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": "1928-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Rambhā Tṛtīyā 1928 falls on Tuesday 22 May. Tṛtīyā runs from 14:06 on Mon 21 May to 11:03 on Tue 22 May, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-05-22", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1945, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-05-22T11:02:59+08:00", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "end": { "local": "1928-05-23T08:31:29+08:00", "utc": "1928-05-23T00:31:29Z", "ms": -1313105311081.7083 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-22T11:02:59+08:00", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "end": { "local": "1928-05-23T08:31:29+08:00", "utc": "1928-05-23T00:31:29Z", "ms": -1313105311081.7083 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-22", "window": { "start": { "local": "1928-05-22T11:35:24+08:00", "utc": "1928-05-22T03:35:24Z", "ms": -1313180676452.5117 }, "end": { "local": "1928-05-22T12:23:24+08:00", "utc": "1928-05-22T04:23:24Z", "ms": -1313177796452.5117 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-23", "window": { "start": { "local": "1928-05-23T11:35:28+08:00", "utc": "1928-05-23T03:35:28Z", "ms": -1313094272163.0466 }, "end": { "local": "1928-05-23T12:23:28+08:00", "utc": "1928-05-23T04:23:28Z", "ms": -1313091392163.0466 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:03 on Tue 22 May to 08:31 on Wed 23 May.", "fact": "1928-05-22T03:02:59Z → 1928-05-23T00:31:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 22nd, 11:35–12:23 on the 23rd.", "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 22nd and 0 of 48 on the 23rd.", "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 1945 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Tuesday 22 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": "1928-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Tuesday 22 May. Caturthī runs from 11:03 on Tue 22 May to 08:31 on Wed 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-05-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17817, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-05-24T06:38:36+08:00", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T05:29:16+08:00", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-24T06:38:36+08:00", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T05:29:16+08:00", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-24", "window": { "start": { "local": "1928-05-24T11:35:33+08:00", "utc": "1928-05-24T03:35:33Z", "ms": -1313007867375.016 }, "end": { "local": "1928-05-24T12:23:33+08:00", "utc": "1928-05-24T04:23:33Z", "ms": -1313004987375.016 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-25", "window": { "start": { "local": "1928-05-25T11:35:38+08:00", "utc": "1928-05-25T03:35:38Z", "ms": -1312921462100.1436 }, "end": { "local": "1928-05-25T12:23:38+08:00", "utc": "1928-05-25T04:23:38Z", "ms": -1312918582100.1436 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 06:39 on Thu 24 May to 05:29 on Fri 25 May.", "fact": "1928-05-23T22:38:36Z → 1928-05-24T21:29:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 24th, 11:36–12:24 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17817 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Fuzhou, 1928: Thursday 24 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": "1928-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Araṇya Gaurī Vrata 1928 falls on Thursday 24 May. Ṣaṣṭhī runs from 06:39 on Thu 24 May to 05:29 on Fri 25 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17817, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-05-24T06:38:36+08:00", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T05:29:16+08:00", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-24T06:38:36+08:00", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T05:29:16+08:00", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-24", "window": { "start": { "local": "1928-05-24T11:35:33+08:00", "utc": "1928-05-24T03:35:33Z", "ms": -1313007867375.016 }, "end": { "local": "1928-05-24T12:23:33+08:00", "utc": "1928-05-24T04:23:33Z", "ms": -1313004987375.016 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-25", "window": { "start": { "local": "1928-05-25T11:35:38+08:00", "utc": "1928-05-25T03:35:38Z", "ms": -1312921462100.1436 }, "end": { "local": "1928-05-25T12:23:38+08:00", "utc": "1928-05-25T04:23:38Z", "ms": -1312918582100.1436 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 06:39 on Thu 24 May to 05:29 on Fri 25 May.", "fact": "1928-05-23T22:38:36Z → 1928-05-24T21:29:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 24th, 11:36–12:24 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17817 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Fuzhou, 1928: Thursday 24 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": "1928-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1928 falls on Thursday 24 May. Ṣaṣṭhī runs from 06:39 on Thu 24 May to 05:29 on Fri 25 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-05-30", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10798, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-05-29T08:11:35+08:00", "utc": "1928-05-29T00:11:35Z", "ms": -1312588105439.5066 }, "end": { "local": "1928-05-30T10:18:17+08:00", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-29T08:11:35+08:00", "utc": "1928-05-29T00:11:35Z", "ms": -1312588105439.5066 }, "end": { "local": "1928-05-30T10:18:17+08:00", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-05-29", "window": { "start": { "local": "1928-05-29T05:11:36+08:00", "utc": "1928-05-28T21:11:36Z", "ms": -1312598903653.7397 }, "end": { "local": "1928-05-29T05:11:36+08:00", "utc": "1928-05-28T21:11:36Z", "ms": -1312598903653.7397 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-05-30", "window": { "start": { "local": "1928-05-30T05:11:22+08:00", "utc": "1928-05-29T21:11:22Z", "ms": -1312512517840.2683 }, "end": { "local": "1928-05-30T05:11:22+08:00", "utc": "1928-05-29T21:11:22Z", "ms": -1312512517840.2683 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:12 on Tue 29 May to 10:18 on Wed 30 May.", "fact": "1928-05-29T00:11:35Z → 1928-05-30T02:18:17Z" }, { "step": "kaala", "text": "Sunrise is at 05:12 on the 29th and 05:11 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 10798 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Fuzhou, 1928: Wednesday 30 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": "1928-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Nirjalā Ekādaśī 1928 falls on Wednesday 30 May. Ekādaśī runs from 08:12 on Tue 29 May to 10:18 on Wed 30 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1107, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-05-30T10:18:17+08:00", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "end": { "local": "1928-05-31T12:42:46+08:00", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-30T10:18:17+08:00", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "end": { "local": "1928-05-31T12:42:46+08:00", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-30", "window": { "start": { "local": "1928-05-30T11:36:11+08:00", "utc": "1928-05-30T03:36:11Z", "ms": -1312489428815.9663 }, "end": { "local": "1928-05-30T12:24:11+08:00", "utc": "1928-05-30T04:24:11Z", "ms": -1312486548815.9663 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-31", "window": { "start": { "local": "1928-05-31T11:36:19+08:00", "utc": "1928-05-31T03:36:19Z", "ms": -1312403020856.9133 }, "end": { "local": "1928-05-31T12:24:19+08:00", "utc": "1928-05-31T04:24:19Z", "ms": -1312400140856.9133 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 10:18 on Wed 30 May to 12:43 on Thu 31 May.", "fact": "1928-05-30T02:18:17Z → 1928-05-31T04:42:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 30th, 11:36–12:24 on the 31st.", "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 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1107 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Fuzhou, 1928: Wednesday 30 May.", "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": "1928-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Rāma Dvādaśī 1928 falls on Wednesday 30 May. Dvādaśī runs from 10:18 on Wed 30 May to 12:43 on Thu 31 May and covers all 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/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-31", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-05-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12859, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-31T12:42:46+08:00", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "end": { "local": "1928-06-01T15:15:39+08:00", "utc": "1928-06-01T07:15:39Z", "ms": -1312303461204.271 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-31T12:42:46+08:00", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "end": { "local": "1928-06-01T15:15:39+08:00", "utc": "1928-06-01T07:15:39Z", "ms": -1312303461204.271 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-31", "window": { "start": { "local": "1928-05-31T18:49:29+08:00", "utc": "1928-05-31T10:49:29Z", "ms": -1312377030941.9238 }, "end": { "local": "1928-05-31T20:12:21+08:00", "utc": "1928-05-31T12:12:21Z", "ms": -1312372059142.7505 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "1928-06-01", "window": { "start": { "local": "1928-06-01T18:49:57+08:00", "utc": "1928-06-01T10:49:57Z", "ms": -1312290602535.3792 }, "end": { "local": "1928-06-01T20:12:44+08:00", "utc": "1928-06-01T12:12:44Z", "ms": -1312285635913.2292 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:43 on Thu 31 May to 15:16 on Fri 1 Jun.", "fact": "1928-05-31T04:42:46Z → 1928-06-01T07:15:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:49–20:12 on the 31st, 18:50–20:13 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 83 of 83 minutes on the 31st and 0 of 83 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 12859 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Thursday 31 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": "1928-05-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Thursday 31 May. Trayodaśī runs from 12:43 on Thu 31 May to 15:16 on Fri 1 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-05-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-02", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 10, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-06-02T17:48:19+08:00", "utc": "1928-06-02T09:48:19Z", "ms": -1312207900539.3008 }, "end": { "local": "1928-06-03T20:13:20+08:00", "utc": "1928-06-03T12:13:20Z", "ms": -1312112800339.0718 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-02T17:48:19+08:00", "utc": "1928-06-02T09:48:19Z", "ms": -1312207900539.3008 }, "end": { "local": "1928-06-03T20:13:20+08:00", "utc": "1928-06-03T12:13:20Z", "ms": -1312112800339.0718 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-02", "window": { "start": { "local": "1928-06-02T18:50:25+08:00", "utc": "1928-06-02T10:50:25Z", "ms": -1312204174597.306 }, "end": { "local": "1928-06-02T20:13:07+08:00", "utc": "1928-06-02T12:13:07Z", "ms": -1312199212922.5276 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "1928-06-03", "window": { "start": { "local": "1928-06-03T18:50:53+08:00", "utc": "1928-06-03T10:50:53Z", "ms": -1312117747153.048 }, "end": { "local": "1928-06-03T20:13:30+08:00", "utc": "1928-06-03T12:13:30Z", "ms": -1312112790192.883 } }, "covered_min": 82, "window_min": 83, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 17:48 on Sat 2 Jun to 20:13 on Sun 3 Jun.", "fact": "1928-06-02T09:48:19Z → 1928-06-03T12:13:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:50–20:13 on the 2nd, 18:51–20:13 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 83 of 83 minutes on the 2nd and 82 of 83 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both evenings qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 10 s < 300 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Fuzhou, 1928: Saturday 2 June.", "fact": "confidence: boundary (margin)" } ], "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": "1928-06-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Vaṭa Sāvitrī Vrata 1928 falls on Saturday 2 June. Pūrṇimā runs from 17:48 on Sat 2 Jun to 20:13 on Sun 3 Jun and covers all of pradoṣa that evening. It also reaches the next evening for 82 minutes; by the rule the first evening is taken. It is 0 min 10 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-06-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15444, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-06-07T01:43:48+08:00", "utc": "1928-06-06T17:43:48Z", "ms": -1311833772121.411 }, "end": { "local": "1928-06-08T02:43:34+08:00", "utc": "1928-06-07T18:43:34Z", "ms": -1311743785881.9443 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-07T01:43:48+08:00", "utc": "1928-06-06T17:43:48Z", "ms": -1311833772121.411 }, "end": { "local": "1928-06-08T02:43:34+08:00", "utc": "1928-06-07T18:43:34Z", "ms": -1311743785881.9443 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-06-06", "window": { "start": { "local": "1928-06-06T21:26:24+08:00", "utc": "1928-06-06T13:26:24Z", "ms": -1311849216364.0134 }, "end": { "local": "1928-06-06T21:26:24+08:00", "utc": "1928-06-06T13:26:24Z", "ms": -1311849216364.0134 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-06-07", "window": { "start": { "local": "1928-06-07T22:14:23+08:00", "utc": "1928-06-07T14:14:23Z", "ms": -1311759936516.1023 }, "end": { "local": "1928-06-07T22:14:23+08:00", "utc": "1928-06-07T14:14:23Z", "ms": -1311759936516.1023 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:44 on Thu 7 Jun to 02:44 on Fri 8 Jun.", "fact": "1928-06-06T17:43:48Z → 1928-06-07T18:43:34Z" }, { "step": "kaala", "text": "Moonrise is at 21:26 on the 6th and 22:14 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 6th and is 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 15444 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Thursday 7 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": "1928-06-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Thursday 7 June. Caturthī runs from 01:44 on Thu 7 Jun to 02:44 on Fri 8 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-06-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-06-14", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29746, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-06-13T20:54:32+08:00", "utc": "1928-06-13T12:54:32Z", "ms": -1311246327693.5273 }, "end": { "local": "1928-06-14T18:05:43+08:00", "utc": "1928-06-14T10:05:43Z", "ms": -1311170057341.403 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-13T20:54:32+08:00", "utc": "1928-06-13T12:54:32Z", "ms": -1311246327693.5273 }, "end": { "local": "1928-06-14T18:05:43+08:00", "utc": "1928-06-14T10:05:43Z", "ms": -1311170057341.403 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-06-14", "window": { "start": { "local": "1928-06-14T05:10:19+08:00", "utc": "1928-06-13T21:10:19Z", "ms": -1311216581418.0654 }, "end": { "local": "1928-06-14T05:10:19+08:00", "utc": "1928-06-13T21:10:19Z", "ms": -1311216581418.0654 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-06-15", "window": { "start": { "local": "1928-06-15T05:10:24+08:00", "utc": "1928-06-14T21:10:24Z", "ms": -1311130176004.5264 }, "end": { "local": "1928-06-15T05:10:24+08:00", "utc": "1928-06-14T21:10:24Z", "ms": -1311130176004.5264 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:55 on Wed 13 Jun to 18:06 on Thu 14 Jun.", "fact": "1928-06-13T12:54:32Z → 1928-06-14T10:05:43Z" }, { "step": "kaala", "text": "Sunrise is at 05:10 on the 14th and 05:10 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 14th and is not on the 15th.", "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 29746 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Fuzhou, 1928: Thursday 14 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": "1928-06-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Yoginī Ekādaśī 1928 falls on Thursday 14 June. Ekādaśī runs from 20:55 on Wed 13 Jun to 18:06 on Thu 14 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-06-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-06-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14348, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-06-15T14:56:26+08:00", "utc": "1928-06-15T06:56:26Z", "ms": -1311095013866.7185 }, "end": { "local": "1928-06-16T11:33:54+08:00", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-15T14:56:26+08:00", "utc": "1928-06-15T06:56:26Z", "ms": -1311095013866.7185 }, "end": { "local": "1928-06-16T11:33:54+08:00", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-15", "window": { "start": { "local": "1928-06-15T18:55:34+08:00", "utc": "1928-06-15T10:55:34Z", "ms": -1311080665888.908 }, "end": { "local": "1928-06-15T20:17:34+08:00", "utc": "1928-06-15T12:17:34Z", "ms": -1311075746365.0552 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1928-06-16", "window": { "start": { "local": "1928-06-16T18:55:53+08:00", "utc": "1928-06-16T10:55:53Z", "ms": -1310994247300.7095 }, "end": { "local": "1928-06-16T20:17:51+08:00", "utc": "1928-06-16T12:17:51Z", "ms": -1310989329234.923 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:56 on Fri 15 Jun to 11:34 on Sat 16 Jun.", "fact": "1928-06-15T06:56:26Z → 1928-06-16T03:33:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:18 on the 15th, 18:56–20:18 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 82 of 82 minutes on the 15th and 0 of 82 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 14348 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Friday 15 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": "1928-06-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 15 June. Trayodaśī runs from 14:56 on Fri 15 Jun to 11:34 on Sat 16 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-06-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-06-16", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27535, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-06-16T11:33:54+08:00", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "end": { "local": "1928-06-17T08:06:10+08:00", "utc": "1928-06-17T00:06:10Z", "ms": -1310946829790.5813 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-16T11:33:54+08:00", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "end": { "local": "1928-06-17T08:06:10+08:00", "utc": "1928-06-17T00:06:10Z", "ms": -1310946829790.5813 } }, "kaala": "nishita", "days": [ { "local_date": "1928-06-15", "window": { "start": { "local": "1928-06-15T23:39:02+08:00", "utc": "1928-06-15T15:39:02Z", "ms": -1311063657674.4604 }, "end": { "local": "1928-06-16T00:27:02+08:00", "utc": "1928-06-15T16:27:02Z", "ms": -1311060777674.4604 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-16", "window": { "start": { "local": "1928-06-16T23:39:15+08:00", "utc": "1928-06-16T15:39:15Z", "ms": -1310977244554.011 }, "end": { "local": "1928-06-17T00:27:15+08:00", "utc": "1928-06-16T16:27:15Z", "ms": -1310974364554.011 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:34 on Sat 16 Jun to 08:06 on Sun 17 Jun.", "fact": "1928-06-16T03:33:54Z → 1928-06-17T00:06:10Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:39–00:27 on the 15th, 23:39–00:27 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 27535 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Saturday 16 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": "1928-06-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Saturday 16 June. Caturdaśī runs from 11:34 on Sat 16 Jun to 08:06 on Sun 17 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-06-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36567, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-06-19T01:30:23+08:00", "utc": "1928-06-18T17:30:23Z", "ms": -1310797776845.2627 }, "end": { "local": "1928-06-19T22:40:32+08:00", "utc": "1928-06-19T14:40:32Z", "ms": -1310721568249.01 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-19T01:30:23+08:00", "utc": "1928-06-18T17:30:23Z", "ms": -1310797776845.2627 }, "end": { "local": "1928-06-19T22:40:32+08:00", "utc": "1928-06-19T14:40:32Z", "ms": -1310721568249.01 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-19", "window": { "start": { "local": "1928-06-19T11:39:50+08:00", "utc": "1928-06-19T03:39:50Z", "ms": -1310761210137.076 }, "end": { "local": "1928-06-19T12:27:50+08:00", "utc": "1928-06-19T04:27:50Z", "ms": -1310758330137.076 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-06-20", "window": { "start": { "local": "1928-06-20T11:40:03+08:00", "utc": "1928-06-20T03:40:03Z", "ms": -1310674797305.8247 }, "end": { "local": "1928-06-20T12:28:03+08:00", "utc": "1928-06-20T04:28:03Z", "ms": -1310671917305.8247 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 01:30 on Tue 19 Jun to 22:41 on Tue 19 Jun.", "fact": "1928-06-18T17:30:23Z → 1928-06-19T14:40:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 19th, 11:40–12:28 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "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 36567 s" }, { "step": "ruling", "text": "Rathayātrā, Fuzhou, 1928: Tuesday 19 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": "1928-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Rathayātrā 1928 falls on Tuesday 19 June. Dvitīyā runs from 01:30 on Tue 19 Jun to 22:41 on Tue 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-06-21", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22300, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-06-20T20:21:08+08:00", "utc": "1928-06-20T12:21:08Z", "ms": -1310643532385.123 }, "end": { "local": "1928-06-21T18:39:55+08:00", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-20T20:21:08+08:00", "utc": "1928-06-20T12:21:08Z", "ms": -1310643532385.123 }, "end": { "local": "1928-06-21T18:39:55+08:00", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-20", "window": { "start": { "local": "1928-06-20T11:40:03+08:00", "utc": "1928-06-20T03:40:03Z", "ms": -1310674797305.8247 }, "end": { "local": "1928-06-20T12:28:03+08:00", "utc": "1928-06-20T04:28:03Z", "ms": -1310671917305.8247 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-21", "window": { "start": { "local": "1928-06-21T11:40:16+08:00", "utc": "1928-06-21T03:40:16Z", "ms": -1310588384480.769 }, "end": { "local": "1928-06-21T12:28:16+08:00", "utc": "1928-06-21T04:28:16Z", "ms": -1310585504480.769 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:21 on Wed 20 Jun to 18:40 on Thu 21 Jun.", "fact": "1928-06-20T12:21:08Z → 1928-06-21T10:39:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 20th, 11:40–12:28 on the 21st.", "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 20th and 48 of 48 on the 21st.", "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 22300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Thursday 21 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": "1928-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Thursday 21 June. Caturthī runs from 20:21 on Wed 20 Jun to 18:40 on Thu 21 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-06-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18867, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-06-21T18:39:55+08:00", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "end": { "local": "1928-06-22T17:42:55+08:00", "utc": "1928-06-22T09:42:55Z", "ms": -1310480225100.066 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-21T18:39:55+08:00", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "end": { "local": "1928-06-22T17:42:55+08:00", "utc": "1928-06-22T09:42:55Z", "ms": -1310480225100.066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-21", "window": { "start": { "local": "1928-06-21T11:40:16+08:00", "utc": "1928-06-21T03:40:16Z", "ms": -1310588384480.769 }, "end": { "local": "1928-06-21T12:28:16+08:00", "utc": "1928-06-21T04:28:16Z", "ms": -1310585504480.769 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-22", "window": { "start": { "local": "1928-06-22T11:40:28+08:00", "utc": "1928-06-22T03:40:28Z", "ms": -1310501971689.0166 }, "end": { "local": "1928-06-22T12:28:28+08:00", "utc": "1928-06-22T04:28:28Z", "ms": -1310499091689.0166 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:40 on Thu 21 Jun to 17:43 on Fri 22 Jun.", "fact": "1928-06-21T10:39:55Z → 1928-06-22T09:42:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 21st, 11:40–12:28 on the 22nd.", "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 21st and 48 of 48 on the 22nd.", "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 18867 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Fuzhou, 1928: Friday 22 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": "1928-06-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Pañcamī 1928 falls on Friday 22 June. Pañcamī runs from 18:40 on Thu 21 Jun to 17:43 on Fri 22 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18288, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-06-23T17:33:29+08:00", "utc": "1928-06-23T09:33:29Z", "ms": -1310394390555.9438 }, "end": { "local": "1928-06-24T18:11:34+08:00", "utc": "1928-06-24T10:11:34Z", "ms": -1310305706037.9016 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-23T17:33:29+08:00", "utc": "1928-06-23T09:33:29Z", "ms": -1310394390555.9438 }, "end": { "local": "1928-06-24T18:11:34+08:00", "utc": "1928-06-24T10:11:34Z", "ms": -1310305706037.9016 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-23", "window": { "start": { "local": "1928-06-23T11:40:41+08:00", "utc": "1928-06-23T03:40:41Z", "ms": -1310415558956.368 }, "end": { "local": "1928-06-23T12:28:41+08:00", "utc": "1928-06-23T04:28:41Z", "ms": -1310412678956.368 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-24", "window": { "start": { "local": "1928-06-24T11:40:54+08:00", "utc": "1928-06-24T03:40:54Z", "ms": -1310329146307.4385 }, "end": { "local": "1928-06-24T12:28:54+08:00", "utc": "1928-06-24T04:28:54Z", "ms": -1310326266307.4385 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 17:33 on Sat 23 Jun to 18:12 on Sun 24 Jun.", "fact": "1928-06-23T09:33:29Z → 1928-06-24T10:11:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:41–12:29 on the 23rd, 11:41–12:29 on the 24th.", "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 23rd and 48 of 48 on the 24th.", "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 18288 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Fuzhou, 1928: Sunday 24 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": "1928-06-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Vivasvat Saptamī 1928 falls on Sunday 24 June. Saptamī runs from 17:33 on Sat 23 Jun to 18:12 on Sun 24 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-06-28", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10203, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-06-27T23:50:55+08:00", "utc": "1928-06-27T15:50:55Z", "ms": -1310026144857.4448 }, "end": { "local": "1928-06-29T02:23:24+08:00", "utc": "1928-06-28T18:23:24Z", "ms": -1309930595949.4329 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-27T23:50:55+08:00", "utc": "1928-06-27T15:50:55Z", "ms": -1310026144857.4448 }, "end": { "local": "1928-06-29T02:23:24+08:00", "utc": "1928-06-28T18:23:24Z", "ms": -1309930595949.4329 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-06-28", "window": { "start": { "local": "1928-06-28T05:13:08+08:00", "utc": "1928-06-27T21:13:08Z", "ms": -1310006812015.0134 }, "end": { "local": "1928-06-28T05:13:08+08:00", "utc": "1928-06-27T21:13:08Z", "ms": -1310006812015.0134 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-06-29", "window": { "start": { "local": "1928-06-29T05:13:27+08:00", "utc": "1928-06-28T21:13:27Z", "ms": -1309920393116.4958 }, "end": { "local": "1928-06-29T05:13:27+08:00", "utc": "1928-06-28T21:13:27Z", "ms": -1309920393116.4958 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:51 on Wed 27 Jun to 02:23 on Fri 29 Jun.", "fact": "1928-06-27T15:50:55Z → 1928-06-28T18:23:24Z" }, { "step": "kaala", "text": "Sunrise is at 05:13 on the 28th and 05:13 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 28th and is not on the 29th.", "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 10203 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Fuzhou, 1928: Thursday 28 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": "1928-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Hariśayanī Ekādaśī 1928 falls on Thursday 28 June. Ekādaśī runs from 23:51 on Wed 27 Jun to 02:23 on Fri 29 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-06-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-06-30", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-06-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30862, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-06-30T04:54:48+08:00", "utc": "1928-06-29T20:54:48Z", "ms": -1309835112459.3264 }, "end": { "local": "1928-07-01T07:14:19+08:00", "utc": "1928-06-30T23:14:19Z", "ms": -1309740340734.742 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-30T04:54:48+08:00", "utc": "1928-06-29T20:54:48Z", "ms": -1309835112459.3264 }, "end": { "local": "1928-07-01T07:14:19+08:00", "utc": "1928-06-30T23:14:19Z", "ms": -1309740340734.742 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-29", "window": { "start": { "local": "1928-06-29T18:58:23+08:00", "utc": "1928-06-29T10:58:23Z", "ms": -1309870897115.923 }, "end": { "local": "1928-06-29T20:20:26+08:00", "utc": "1928-06-29T12:20:26Z", "ms": -1309865973960.6274 } }, "covered_min": 0, "window_min": 82, "qualifies": false }, { "local_date": "1928-06-30", "window": { "start": { "local": "1928-06-30T18:58:27+08:00", "utc": "1928-06-30T10:58:27Z", "ms": -1309784493424.1345 }, "end": { "local": "1928-06-30T20:20:32+08:00", "utc": "1928-06-30T12:20:32Z", "ms": -1309779568040.3037 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:55 on Sat 30 Jun to 07:14 on Sun 1 Jul.", "fact": "1928-06-29T20:54:48Z → 1928-06-30T23:14:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:20 on the 29th, 18:58–20:21 on the 30th.", "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 82 minutes on the 29th and 82 of 82 on the 30th.", "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 30862 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Saturday 30 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": "1928-06-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Saturday 30 June. Trayodaśī runs from 04:55 on Sat 30 Jun to 07:14 on Sun 1 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-06-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3257, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T11:42:29+08:00", "utc": "1928-07-02T03:42:29Z", "ms": -1309637850798.1714 }, "end": { "local": "1928-07-02T12:30:29+08:00", "utc": "1928-07-02T04:30:29Z", "ms": -1309634970798.1714 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T11:42:40+08:00", "utc": "1928-07-03T03:42:40Z", "ms": -1309551439873.5737 }, "end": { "local": "1928-07-03T12:30:40+08:00", "utc": "1928-07-03T04:30:40Z", "ms": -1309548559873.5737 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 2nd, 11:43–12:31 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "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 3257 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Fuzhou, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-03", "confidence": "boundary" } ], "quote": "In Fuzhou, Guru Pūrṇimā 1928 falls on Monday 2 July. Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19523, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T16:13:42+08:00", "utc": "1928-07-02T08:13:42Z", "ms": -1309621578121.9197 }, "end": { "local": "1928-07-02T18:58:30+08:00", "utc": "1928-07-02T10:58:30Z", "ms": -1309611689671.0854 } }, "covered_min": 165, "window_min": 165, "qualifies": true }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T16:13:46+08:00", "utc": "1928-07-03T08:13:46Z", "ms": -1309535173727.6406 }, "end": { "local": "1928-07-03T18:58:30+08:00", "utc": "1928-07-03T10:58:30Z", "ms": -1309525289630.352 } }, "covered_min": 0, "window_min": 165, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:14–18:59 on the 2nd, 16:14–18:59 on the 3rd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 165 of 165 minutes on the 2nd and 0 of 165 on the 3rd.", "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 19523 s" }, { "step": "ruling", "text": "Kokilā Vrata, Fuzhou, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Kokilā Vrata 1928 falls on Monday 2 July. Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29407, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T18:58:30+08:00", "utc": "1928-07-02T10:58:30Z", "ms": -1309611689671.0854 }, "end": { "local": "1928-07-02T20:20:41+08:00", "utc": "1928-07-02T12:20:41Z", "ms": -1309606759063.8467 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T18:58:30+08:00", "utc": "1928-07-03T10:58:30Z", "ms": -1309525289630.352 }, "end": { "local": "1928-07-03T20:20:44+08:00", "utc": "1928-07-03T12:20:44Z", "ms": -1309520356032.4204 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:59–20:21 on the 2nd, 18:59–20:21 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 82 of 82 minutes on the 2nd and 0 of 82 on the 3rd.", "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 29407 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Fuzhou, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śiva Śayanotsava 1928 falls on Monday 2 July. Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4478, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T09:13:55+08:00", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T10:48:23+08:00", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "udaya-3", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T05:14:28+08:00", "utc": "1928-07-01T21:14:28Z", "ms": -1309661131925.257 }, "end": { "local": "1928-07-02T07:59:17+08:00", "utc": "1928-07-01T23:59:17Z", "ms": -1309651243474.4229 } }, "covered_min": 0, "window_min": 165, "qualifies": false }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T05:14:50+08:00", "utc": "1928-07-02T21:14:50Z", "ms": -1309574710116.7954 }, "end": { "local": "1928-07-03T07:59:34+08:00", "utc": "1928-07-02T23:59:34Z", "ms": -1309564826019.5068 } }, "covered_min": 165, "window_min": 165, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:14–07:59 on the 2nd, 05:15–08:00 on the 3rd.", "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 0 of 165 minutes on the 2nd and 165 of 165 on the 3rd.", "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 4478 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Fuzhou, 1928: Tuesday 3 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": "1928-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Vyāsa Pūjā 1928 falls on Tuesday 3 July. Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29804, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-07-04T11:55:08+08:00", "utc": "1928-07-04T03:55:08Z", "ms": -1309464291744.6665 }, "end": { "local": "1928-07-05T12:33:28+08:00", "utc": "1928-07-05T04:33:28Z", "ms": -1309375591994.525 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-04T11:55:08+08:00", "utc": "1928-07-04T03:55:08Z", "ms": -1309464291744.6665 }, "end": { "local": "1928-07-05T12:33:28+08:00", "utc": "1928-07-05T04:33:28Z", "ms": -1309375591994.525 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-07-04", "window": { "start": { "local": "1928-07-04T20:11:53+08:00", "utc": "1928-07-04T12:11:53Z", "ms": -1309434487301.9907 }, "end": { "local": "1928-07-04T20:11:53+08:00", "utc": "1928-07-04T12:11:53Z", "ms": -1309434487301.9907 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-07-05", "window": { "start": { "local": "1928-07-05T20:57:35+08:00", "utc": "1928-07-05T12:57:35Z", "ms": -1309345344560.141 }, "end": { "local": "1928-07-05T20:57:35+08:00", "utc": "1928-07-05T12:57:35Z", "ms": -1309345344560.141 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 11:55 on Wed 4 Jul to 12:33 on Thu 5 Jul.", "fact": "1928-07-04T03:55:08Z → 1928-07-05T04:33:28Z" }, { "step": "kaala", "text": "Moonrise is at 20:12 on the 4th and 20:58 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 4th and is not on the 5th.", "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 29804 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Fuzhou, 1928: Wednesday 4 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": "1928-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata (Āṣāḍha) 1928 falls on Wednesday 4 July. Dvitīyā runs from 11:55 on Wed 4 Jul to 12:33 on Thu 5 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-07-06", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32125, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-07-06T12:43:52+08:00", "utc": "1928-07-06T04:43:52Z", "ms": -1309288568209.4028 }, "end": { "local": "1928-07-07T12:27:24+08:00", "utc": "1928-07-07T04:27:24Z", "ms": -1309203156189.5403 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-06T12:43:52+08:00", "utc": "1928-07-06T04:43:52Z", "ms": -1309288568209.4028 }, "end": { "local": "1928-07-07T12:27:24+08:00", "utc": "1928-07-07T04:27:24Z", "ms": -1309203156189.5403 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-07-06", "window": { "start": { "local": "1928-07-06T21:39:17+08:00", "utc": "1928-07-06T13:39:17Z", "ms": -1309256443365.4338 }, "end": { "local": "1928-07-06T21:39:17+08:00", "utc": "1928-07-06T13:39:17Z", "ms": -1309256443365.4338 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-07-07", "window": { "start": { "local": "1928-07-07T22:17:34+08:00", "utc": "1928-07-07T14:17:34Z", "ms": -1309167745913.6162 }, "end": { "local": "1928-07-07T22:17:34+08:00", "utc": "1928-07-07T14:17:34Z", "ms": -1309167745913.6162 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:44 on Fri 6 Jul to 12:27 on Sat 7 Jul.", "fact": "1928-07-06T04:43:52Z → 1928-07-07T04:27:24Z" }, { "step": "kaala", "text": "Moonrise is at 21:39 on the 6th and 22:18 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 32125 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Friday 6 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": "1928-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Friday 6 July. Caturthī runs from 12:44 on Fri 6 Jul to 12:27 on Sat 7 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-07-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-07-13", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9757, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-07-13T02:36:23+08:00", "utc": "1928-07-12T18:36:23Z", "ms": -1308720217106.5613 }, "end": { "local": "1928-07-13T23:53:22+08:00", "utc": "1928-07-13T15:53:22Z", "ms": -1308643597750.1077 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-13T02:36:23+08:00", "utc": "1928-07-12T18:36:23Z", "ms": -1308720217106.5613 }, "end": { "local": "1928-07-13T23:53:22+08:00", "utc": "1928-07-13T15:53:22Z", "ms": -1308643597750.1077 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-07-13", "window": { "start": { "local": "1928-07-13T05:19:00+08:00", "utc": "1928-07-12T21:19:00Z", "ms": -1308710459830.416 }, "end": { "local": "1928-07-13T05:19:00+08:00", "utc": "1928-07-12T21:19:00Z", "ms": -1308710459830.416 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-07-14", "window": { "start": { "local": "1928-07-14T05:19:28+08:00", "utc": "1928-07-13T21:19:28Z", "ms": -1308624032165.0144 }, "end": { "local": "1928-07-14T05:19:28+08:00", "utc": "1928-07-13T21:19:28Z", "ms": -1308624032165.0144 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:36 on Fri 13 Jul to 23:53 on Fri 13 Jul.", "fact": "1928-07-12T18:36:23Z → 1928-07-13T15:53:22Z" }, { "step": "kaala", "text": "Sunrise is at 05:19 on the 13th and 05:19 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 9757 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Fuzhou, 1928: Friday 13 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": "1928-07-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmikā Ekādaśī 1928 falls on Friday 13 July. Ekādaśī runs from 02:36 on Fri 13 Jul to 23:53 on Fri 13 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-07-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-07-14", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-14", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2468, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-07-14T21:01:18+08:00", "utc": "1928-07-14T13:01:18Z", "ms": -1308567522142.8662 }, "end": { "local": "1928-07-15T18:06:07+08:00", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-14T21:01:18+08:00", "utc": "1928-07-14T13:01:18Z", "ms": -1308567522142.8662 }, "end": { "local": "1928-07-15T18:06:07+08:00", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-14", "window": { "start": { "local": "1928-07-14T18:57:08+08:00", "utc": "1928-07-14T10:57:08Z", "ms": -1308574972031.2266 }, "end": { "local": "1928-07-14T20:20:10+08:00", "utc": "1928-07-14T12:20:10Z", "ms": -1308569989645.3113 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1928-07-15", "window": { "start": { "local": "1928-07-15T18:56:53+08:00", "utc": "1928-07-15T10:56:53Z", "ms": -1308488587173.9468 }, "end": { "local": "1928-07-15T20:20:01+08:00", "utc": "1928-07-15T12:20:01Z", "ms": -1308483598987.9258 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:01 on Sat 14 Jul to 18:06 on Sun 15 Jul.", "fact": "1928-07-14T13:01:18Z → 1928-07-15T10:06:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:57–20:20 on the 14th, 18:57–20:20 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 83 minutes on the 14th and 0 of 83 on the 15th.", "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 2468 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Saturday 14 July.", "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": "1928-07-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-14", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Saturday 14 July. Trayodaśī runs from 21:01 on Sat 14 Jul to 18:06 on Sun 15 Jul, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-07-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-07-15", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20312, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-07-15T18:06:07+08:00", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "end": { "local": "1928-07-16T15:14:51+08:00", "utc": "1928-07-16T07:14:51Z", "ms": -1308415509328.0469 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-15T18:06:07+08:00", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "end": { "local": "1928-07-16T15:14:51+08:00", "utc": "1928-07-16T07:14:51Z", "ms": -1308415509328.0469 } }, "kaala": "nishita", "days": [ { "local_date": "1928-07-15", "window": { "start": { "local": "1928-07-15T23:44:39+08:00", "utc": "1928-07-15T15:44:39Z", "ms": -1308471321476.3684 }, "end": { "local": "1928-07-16T00:32:39+08:00", "utc": "1928-07-15T16:32:39Z", "ms": -1308468441476.3684 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-16", "window": { "start": { "local": "1928-07-16T23:44:45+08:00", "utc": "1928-07-16T15:44:45Z", "ms": -1308384915366.48 }, "end": { "local": "1928-07-17T00:32:45+08:00", "utc": "1928-07-16T16:32:45Z", "ms": -1308382035366.48 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:06 on Sun 15 Jul to 15:15 on Mon 16 Jul.", "fact": "1928-07-15T10:06:07Z → 1928-07-16T07:14:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:45–00:33 on the 15th, 23:45–00:33 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 48 of 48 minutes on the 15th and 0 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 20312 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Sunday 15 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": "1928-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Sunday 15 July. Caturdaśī runs from 18:06 on Sun 15 Jul to 15:15 on Mon 16 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-07-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16398, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-07-20T07:11:31+08:00", "utc": "1928-07-19T23:11:31Z", "ms": -1308098909115.895 }, "end": { "local": "1928-07-21T06:39:58+08:00", "utc": "1928-07-20T22:39:58Z", "ms": -1308014402131.5974 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-20T07:11:31+08:00", "utc": "1928-07-19T23:11:31Z", "ms": -1308098909115.895 }, "end": { "local": "1928-07-21T06:39:58+08:00", "utc": "1928-07-20T22:39:58Z", "ms": -1308014402131.5974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-07-20", "window": { "start": { "local": "1928-07-20T11:44:49+08:00", "utc": "1928-07-20T03:44:49Z", "ms": -1308082511013.958 }, "end": { "local": "1928-07-20T12:32:49+08:00", "utc": "1928-07-20T04:32:49Z", "ms": -1308079631013.958 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-21", "window": { "start": { "local": "1928-07-21T11:44:52+08:00", "utc": "1928-07-21T03:44:52Z", "ms": -1307996107713.3828 }, "end": { "local": "1928-07-21T12:32:52+08:00", "utc": "1928-07-21T04:32:52Z", "ms": -1307993227713.3828 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:12 on Fri 20 Jul to 06:40 on Sat 21 Jul.", "fact": "1928-07-19T23:11:31Z → 1928-07-20T22:39:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 20th, 11:45–12:33 on the 21st.", "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 20th and 0 of 48 on the 21st.", "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 16398 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Friday 20 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": "1928-07-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Friday 20 July. Caturthī runs from 07:12 on Fri 20 Jul to 06:40 on Sat 21 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-07-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-07-28", "festival": "ekadashi", "name": "Śukla Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37194, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-07-27T16:47:33+08:00", "utc": "1928-07-27T08:47:33Z", "ms": -1307459546643.764 }, "end": { "local": "1928-07-28T19:06:56+08:00", "utc": "1928-07-28T11:06:56Z", "ms": -1307364784428.667 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-27T16:47:33+08:00", "utc": "1928-07-27T08:47:33Z", "ms": -1307459546643.764 }, "end": { "local": "1928-07-28T19:06:56+08:00", "utc": "1928-07-28T11:06:56Z", "ms": -1307364784428.667 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-07-28", "window": { "start": { "local": "1928-07-28T05:26:19+08:00", "utc": "1928-07-27T21:26:19Z", "ms": -1307414020792.2004 }, "end": { "local": "1928-07-28T05:26:19+08:00", "utc": "1928-07-27T21:26:19Z", "ms": -1307414020792.2004 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-07-29", "window": { "start": { "local": "1928-07-29T05:26:49+08:00", "utc": "1928-07-28T21:26:49Z", "ms": -1307327590751.3962 }, "end": { "local": "1928-07-29T05:26:49+08:00", "utc": "1928-07-28T21:26:49Z", "ms": -1307327590751.3962 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:48 on Fri 27 Jul to 19:07 on Sat 28 Jul.", "fact": "1928-07-27T08:47:33Z → 1928-07-28T11:06:56Z" }, { "step": "kaala", "text": "Sunrise is at 05:26 on the 28th and 05:27 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 28th and is not on the 29th.", "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 37194 s" }, { "step": "ruling", "text": "Śukla Ekādaśī, Fuzhou, 1928: Saturday 28 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": "1928-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Ekādaśī 1928 falls on Saturday 28 July. Ekādaśī runs from 16:48 on Fri 27 Jul to 19:07 on Sat 28 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-07-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-07-30", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-07-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2794, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-07-29T21:02:30+08:00", "utc": "1928-07-29T13:02:30Z", "ms": -1307271450220.6868 }, "end": { "local": "1928-07-30T22:26:37+08:00", "utc": "1928-07-30T14:26:37Z", "ms": -1307180002813.2148 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-29T21:02:30+08:00", "utc": "1928-07-29T13:02:30Z", "ms": -1307271450220.6868 }, "end": { "local": "1928-07-30T22:26:37+08:00", "utc": "1928-07-30T14:26:37Z", "ms": -1307180002813.2148 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-29", "window": { "start": { "local": "1928-07-29T18:51:06+08:00", "utc": "1928-07-29T10:51:06Z", "ms": -1307279334326.5261 }, "end": { "local": "1928-07-29T20:15:55+08:00", "utc": "1928-07-29T12:15:55Z", "ms": -1307274244514.112 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1928-07-30", "window": { "start": { "local": "1928-07-30T18:50:32+08:00", "utc": "1928-07-30T10:50:32Z", "ms": -1307192968493.3665 }, "end": { "local": "1928-07-30T20:15:30+08:00", "utc": "1928-07-30T12:15:30Z", "ms": -1307187870128.0024 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:02 on Sun 29 Jul to 22:27 on Mon 30 Jul.", "fact": "1928-07-29T13:02:30Z → 1928-07-30T14:26:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:51–20:16 on the 29th, 18:51–20:15 on the 30th.", "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 85 minutes on the 29th and 85 of 85 on the 30th.", "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 2794 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Monday 30 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": "1928-07-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-30", "confidence": "boundary" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Monday 30 July. Trayodaśī runs from 21:02 on Sun 29 Jul to 22:27 on Mon 30 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-07-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-08-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-04", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1555, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-08-04T21:20:26+08:00", "utc": "1928-08-04T13:20:26Z", "ms": -1306751973593.9097 }, "end": { "local": "1928-08-05T19:54:48+08:00", "utc": "1928-08-05T11:54:48Z", "ms": -1306670711816.1147 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-04T21:20:26+08:00", "utc": "1928-08-04T13:20:26Z", "ms": -1306751973593.9097 }, "end": { "local": "1928-08-05T19:54:48+08:00", "utc": "1928-08-05T11:54:48Z", "ms": -1306670711816.1147 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-08-04", "window": { "start": { "local": "1928-08-04T20:54:32+08:00", "utc": "1928-08-04T12:54:32Z", "ms": -1306753528151.981 }, "end": { "local": "1928-08-04T20:54:32+08:00", "utc": "1928-08-04T12:54:32Z", "ms": -1306753528151.981 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-08-05", "window": { "start": { "local": "1928-08-05T21:29:54+08:00", "utc": "1928-08-05T13:29:54Z", "ms": -1306665005588.2996 }, "end": { "local": "1928-08-05T21:29:54+08:00", "utc": "1928-08-05T13:29:54Z", "ms": -1306665005588.2996 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:20 on Sat 4 Aug to 19:55 on Sun 5 Aug.", "fact": "1928-08-04T13:20:26Z → 1928-08-05T11:54:48Z" }, { "step": "kaala", "text": "Moonrise is at 20:55 on the 4th and 21:30 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 4th and is not on the 5th.", "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 1555 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Saturday 4 August.", "fact": "confidence: boundary (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": "1928-08-04", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-04", "confidence": "boundary" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Saturday 4 August. Caturthī runs from 21:20 on Sat 4 Aug to 19:55 on Sun 5 Aug, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-08-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-08-12", "festival": "ekadashi", "name": "Kṛṣṇa Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-12", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 184, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-08-11T07:53:17+08:00", "utc": "1928-08-10T23:53:17Z", "ms": -1306195603195.7812 }, "end": { "local": "1928-08-12T05:36:46+08:00", "utc": "1928-08-11T21:36:46Z", "ms": -1306117394040.0007 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-11T07:53:17+08:00", "utc": "1928-08-10T23:53:17Z", "ms": -1306195603195.7812 }, "end": { "local": "1928-08-12T05:36:46+08:00", "utc": "1928-08-11T21:36:46Z", "ms": -1306117394040.0007 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-08-11", "window": { "start": { "local": "1928-08-11T05:33:14+08:00", "utc": "1928-08-10T21:33:14Z", "ms": -1306204006431.6467 }, "end": { "local": "1928-08-11T05:33:14+08:00", "utc": "1928-08-10T21:33:14Z", "ms": -1306204006431.6467 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-08-12", "window": { "start": { "local": "1928-08-12T05:33:42+08:00", "utc": "1928-08-11T21:33:42Z", "ms": -1306117577656.1404 }, "end": { "local": "1928-08-12T05:33:42+08:00", "utc": "1928-08-11T21:33:42Z", "ms": -1306117577656.1404 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:53 on Sat 11 Aug to 05:37 on Sun 12 Aug.", "fact": "1928-08-10T23:53:17Z → 1928-08-11T21:36:46Z" }, { "step": "kaala", "text": "Sunrise is at 05:33 on the 11th and 05:34 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "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 184 s < 300 s" }, { "step": "ruling", "text": "Kṛṣṇa Ekādaśī, Fuzhou, 1928: Sunday 12 August.", "fact": "confidence: boundary (margin)" } ], "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": "1928-08-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-12", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Ekādaśī 1928 falls on Sunday 12 August. Ekādaśī runs from 07:53 on Sat 11 Aug to 05:37 on Sun 12 Aug and is current at sunrise that day. It is 3 min 04 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-08-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-08-13", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18469, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-08-13T03:22:36+08:00", "utc": "1928-08-12T19:22:36Z", "ms": -1306039044154.5012 }, "end": { "local": "1928-08-14T01:15:39+08:00", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-13T03:22:36+08:00", "utc": "1928-08-12T19:22:36Z", "ms": -1306039044154.5012 }, "end": { "local": "1928-08-14T01:15:39+08:00", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-08-12", "window": { "start": { "local": "1928-08-12T18:41:27+08:00", "utc": "1928-08-12T10:41:27Z", "ms": -1306070312862.2888 }, "end": { "local": "1928-08-12T20:08:29+08:00", "utc": "1928-08-12T12:08:29Z", "ms": -1306065091018.7834 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1928-08-13", "window": { "start": { "local": "1928-08-13T18:40:38+08:00", "utc": "1928-08-13T10:40:38Z", "ms": -1305983961757.2478 }, "end": { "local": "1928-08-13T20:07:50+08:00", "utc": "1928-08-13T12:07:50Z", "ms": -1305978729600.4402 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:23 on Mon 13 Aug to 01:16 on Tue 14 Aug.", "fact": "1928-08-12T19:22:36Z → 1928-08-13T17:15:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:41–20:08 on the 12th, 18:41–20:08 on the 13th.", "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 87 minutes on the 12th and 87 of 87 on the 13th.", "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 18469 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Monday 13 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": "1928-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Monday 13 August. Trayodaśī runs from 03:23 on Mon 13 Aug to 01:16 on Tue 14 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-08-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-13", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1290, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-08-14T01:15:39+08:00", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "end": { "local": "1928-08-14T23:21:58+08:00", "utc": "1928-08-14T15:21:58Z", "ms": -1305880681527.886 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-14T01:15:39+08:00", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "end": { "local": "1928-08-14T23:21:58+08:00", "utc": "1928-08-14T15:21:58Z", "ms": -1305880681527.886 } }, "kaala": "nishita", "days": [ { "local_date": "1928-08-13", "window": { "start": { "local": "1928-08-13T23:43:39+08:00", "utc": "1928-08-13T15:43:39Z", "ms": -1305965781169.2192 }, "end": { "local": "1928-08-14T00:31:39+08:00", "utc": "1928-08-13T16:31:39Z", "ms": -1305962901169.2192 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-14", "window": { "start": { "local": "1928-08-14T23:43:28+08:00", "utc": "1928-08-14T15:43:28Z", "ms": -1305879391931.463 }, "end": { "local": "1928-08-15T00:31:28+08:00", "utc": "1928-08-14T16:31:28Z", "ms": -1305876511931.463 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:16 on Tue 14 Aug to 23:22 on Tue 14 Aug.", "fact": "1928-08-13T17:15:39Z → 1928-08-14T15:21:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:44–00:32 on the 13th, 23:43–00:31 on the 14th.", "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 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1290 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Monday 13 August.", "fact": "confidence: boundary (absent-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": "1928-08-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-13", "confidence": "boundary" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Monday 13 August. Caturdaśī runs from 01:16 on Tue 14 Aug to 23:22 on Tue 14 Aug, and reaches niśītha on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27572, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-08-17T20:10:11+08:00", "utc": "1928-08-17T12:10:11Z", "ms": -1305632988806.3708 }, "end": { "local": "1928-08-18T20:17:21+08:00", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-17T20:10:11+08:00", "utc": "1928-08-17T12:10:11Z", "ms": -1305632988806.3708 }, "end": { "local": "1928-08-18T20:17:21+08:00", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-17", "window": { "start": { "local": "1928-08-17T11:42:39+08:00", "utc": "1928-08-17T03:42:39Z", "ms": -1305663441277.5425 }, "end": { "local": "1928-08-17T12:30:39+08:00", "utc": "1928-08-17T04:30:39Z", "ms": -1305660561277.5425 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-18", "window": { "start": { "local": "1928-08-18T11:42:26+08:00", "utc": "1928-08-18T03:42:26Z", "ms": -1305577054055.4106 }, "end": { "local": "1928-08-18T12:30:26+08:00", "utc": "1928-08-18T04:30:26Z", "ms": -1305574174055.4106 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 20:10 on Fri 17 Aug to 20:17 on Sat 18 Aug.", "fact": "1928-08-17T12:10:11Z → 1928-08-18T12:17:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 17th, 11:42–12:30 on the 18th.", "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 17th and 48 of 48 on the 18th.", "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 27572 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Fuzhou, 1928: Saturday 18 August.", "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": "1928-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Madhusravā Tṛtīyā (Hariyali Teej) 1928 falls on Saturday 18 August. Tṛtīyā runs from 20:10 on Fri 17 Aug to 20:17 on Sat 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-08-19", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28015, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-08-18T20:17:21+08:00", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "end": { "local": "1928-08-19T21:06:15+08:00", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-18T20:17:21+08:00", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "end": { "local": "1928-08-19T21:06:15+08:00", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-18", "window": { "start": { "local": "1928-08-18T11:42:26+08:00", "utc": "1928-08-18T03:42:26Z", "ms": -1305577054055.4106 }, "end": { "local": "1928-08-18T12:30:26+08:00", "utc": "1928-08-18T04:30:26Z", "ms": -1305574174055.4106 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-19", "window": { "start": { "local": "1928-08-19T11:42:13+08:00", "utc": "1928-08-19T03:42:13Z", "ms": -1305490667342.6123 }, "end": { "local": "1928-08-19T12:30:13+08:00", "utc": "1928-08-19T04:30:13Z", "ms": -1305487787342.6123 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:17 on Sat 18 Aug to 21:06 on Sun 19 Aug.", "fact": "1928-08-18T12:17:21Z → 1928-08-19T13:06:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 18th, 11:42–12:30 on the 19th.", "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 18th and 48 of 48 on the 19th.", "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 28015 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Sunday 19 August.", "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": "1928-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Sunday 19 August. Caturthī runs from 20:17 on Sat 18 Aug to 21:06 on Sun 19 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-08-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30963, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-08-19T21:06:15+08:00", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "end": { "local": "1928-08-20T22:35:24+08:00", "utc": "1928-08-20T14:35:24Z", "ms": -1305365075749.2905 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-19T21:06:15+08:00", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "end": { "local": "1928-08-20T22:35:24+08:00", "utc": "1928-08-20T14:35:24Z", "ms": -1305365075749.2905 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-19", "window": { "start": { "local": "1928-08-19T11:42:13+08:00", "utc": "1928-08-19T03:42:13Z", "ms": -1305490667342.6123 }, "end": { "local": "1928-08-19T12:30:13+08:00", "utc": "1928-08-19T04:30:13Z", "ms": -1305487787342.6123 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-20", "window": { "start": { "local": "1928-08-20T11:41:59+08:00", "utc": "1928-08-20T03:41:59Z", "ms": -1305404281130.1455 }, "end": { "local": "1928-08-20T12:29:59+08:00", "utc": "1928-08-20T04:29:59Z", "ms": -1305401401130.1455 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:06 on Sun 19 Aug to 22:35 on Mon 20 Aug.", "fact": "1928-08-19T13:06:15Z → 1928-08-20T14:35:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 19th, 11:42–12:30 on the 20th.", "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 19th and 48 of 48 on the 20th.", "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 30963 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Fuzhou, 1928: Monday 20 August.", "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": "1928-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī 1928 falls on Monday 20 August. Pañcamī runs from 21:06 on Sun 19 Aug to 22:35 on Mon 20 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-08-27", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15935, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-08-26T10:05:41+08:00", "utc": "1928-08-26T02:05:41Z", "ms": -1304891659422.784 }, "end": { "local": "1928-08-27T11:33:02+08:00", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-26T10:05:41+08:00", "utc": "1928-08-26T02:05:41Z", "ms": -1304891659422.784 }, "end": { "local": "1928-08-27T11:33:02+08:00", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-08-26", "window": { "start": { "local": "1928-08-26T05:40:06+08:00", "utc": "1928-08-25T21:40:06Z", "ms": -1304907594352.8342 }, "end": { "local": "1928-08-26T05:40:06+08:00", "utc": "1928-08-25T21:40:06Z", "ms": -1304907594352.8342 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-08-27", "window": { "start": { "local": "1928-08-27T05:40:32+08:00", "utc": "1928-08-26T21:40:32Z", "ms": -1304821168480.093 }, "end": { "local": "1928-08-27T05:40:32+08:00", "utc": "1928-08-26T21:40:32Z", "ms": -1304821168480.093 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:06 on Sun 26 Aug to 11:33 on Mon 27 Aug.", "fact": "1928-08-26T02:05:41Z → 1928-08-27T03:33:02Z" }, { "step": "kaala", "text": "Sunrise is at 05:40 on the 26th and 05:41 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 26th and is on the 27th.", "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 15935 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1928: Monday 27 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": "1928-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1928 falls on Monday 27 August. Ekādaśī runs from 10:06 on Sun 26 Aug to 11:33 on Mon 27 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-08-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 428, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-08-27T11:33:02+08:00", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "end": { "local": "1928-08-28T12:19:11+08:00", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-27T11:33:02+08:00", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "end": { "local": "1928-08-28T12:19:11+08:00", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-27", "window": { "start": { "local": "1928-08-27T11:40:09+08:00", "utc": "1928-08-27T03:40:09Z", "ms": -1304799590668.9695 }, "end": { "local": "1928-08-27T12:28:09+08:00", "utc": "1928-08-27T04:28:09Z", "ms": -1304796710668.9695 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-08-28", "window": { "start": { "local": "1928-08-28T11:39:52+08:00", "utc": "1928-08-28T03:39:52Z", "ms": -1304713208009.4314 }, "end": { "local": "1928-08-28T12:27:52+08:00", "utc": "1928-08-28T04:27:52Z", "ms": -1304710328009.4314 } }, "covered_min": 39, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 11:33 on Mon 27 Aug to 12:19 on Tue 28 Aug.", "fact": "1928-08-27T03:33:02Z → 1928-08-28T04:19:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 27th, 11:40–12:28 on the 28th.", "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 27th and 39 of 48 on the 28th.", "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 428 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Fuzhou, 1928: Monday 27 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": "1928-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Dāmodara Dvādaśī 1928 falls on Monday 27 August. Dvādaśī runs from 11:33 on Mon 27 Aug to 12:19 on Tue 28 Aug and covers all of madhyāhna that midday. It also reaches the next midday for 39 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-08-28", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21792, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-08-28T12:19:11+08:00", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "end": { "local": "1928-08-29T12:22:34+08:00", "utc": "1928-08-29T04:22:34Z", "ms": -1304624245946.927 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-28T12:19:11+08:00", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "end": { "local": "1928-08-29T12:22:34+08:00", "utc": "1928-08-29T04:22:34Z", "ms": -1304624245946.927 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-08-28", "window": { "start": { "local": "1928-08-28T18:26:47+08:00", "utc": "1928-08-28T10:26:47Z", "ms": -1304688793225.4675 }, "end": { "local": "1928-08-28T19:56:44+08:00", "utc": "1928-08-28T11:56:44Z", "ms": -1304683396433.3457 } }, "covered_min": 90, "window_min": 90, "qualifies": true }, { "local_date": "1928-08-29", "window": { "start": { "local": "1928-08-29T18:25:46+08:00", "utc": "1928-08-29T10:25:46Z", "ms": -1304602454163.3826 }, "end": { "local": "1928-08-29T19:55:54+08:00", "utc": "1928-08-29T11:55:54Z", "ms": -1304597045867.4624 } }, "covered_min": 0, "window_min": 90, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:19 on Tue 28 Aug to 12:23 on Wed 29 Aug.", "fact": "1928-08-28T04:19:11Z → 1928-08-29T04:22:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:27–19:57 on the 28th, 18:26–19:56 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 90 of 90 minutes on the 28th and 0 of 90 on the 29th.", "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 21792 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Tuesday 28 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": "1928-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Tuesday 28 August. Trayodaśī runs from 12:19 on Tue 28 Aug to 12:23 on Wed 29 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-08-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-30", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 17501, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-08-30T11:45:41+08:00", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T10:33:54+08:00", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1928-08-30T23:13:44+08:00", "utc": "1928-08-30T15:13:44Z", "ms": -1304498775860.2832 }, "end": { "local": "1928-08-31T10:33:54+08:00", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 } }, "kaala": "day", "days": [ { "local_date": "1928-08-30", "window": { "start": { "local": "1928-08-30T05:41:48+08:00", "utc": "1928-08-29T21:41:48Z", "ms": -1304561891943.9807 }, "end": { "local": "1928-08-31T05:42:13+08:00", "utc": "1928-08-30T21:42:13Z", "ms": -1304475466760.6719 } }, "covered_min": 388, "window_min": 1440, "qualifies": true }, { "local_date": "1928-08-31", "window": { "start": { "local": "1928-08-31T05:42:13+08:00", "utc": "1928-08-30T21:42:13Z", "ms": -1304475466760.6719 }, "end": { "local": "1928-09-01T05:42:38+08:00", "utc": "1928-08-31T21:42:38Z", "ms": -1304389041722.3044 } }, "covered_min": 292, "window_min": 1440, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:46 on Thu 30 Aug to 10:34 on Fri 31 Aug. Its second half begins at 23:14 on Thu 30 Aug.", "fact": "1928-08-30T03:45:41Z → 1928-08-31T02:33:54Z · second half from 1928-08-30T15:13:44Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:42 on the 30th, and from 05:42 on the 31st.", "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 388 of 1440 minutes on the 30th and 292 of 1440 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both days qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 17501 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Fuzhou, 1928: Thursday 30 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1928-08-30", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-30", "confidence": "boundary" } ], "quote": "In Fuzhou, Rakṣā Bandhana (Rakhi) 1928 falls on Thursday 30 August. The second half of Pūrṇimā runs from 23:14 on Thu 30 Aug to 10:34 on Fri 31 Aug and falls on two days: 388 minutes of it on the 30th, 292 on the 31st; the rule does not say which to take, and the day that holds more of it is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 384, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-08-30T11:45:41+08:00", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T10:33:54+08:00", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-30T11:45:41+08:00", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T10:33:54+08:00", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-30", "window": { "start": { "local": "1928-08-30T11:39:16+08:00", "utc": "1928-08-30T03:39:16Z", "ms": -1304540443793.9858 }, "end": { "local": "1928-08-30T12:27:16+08:00", "utc": "1928-08-30T04:27:16Z", "ms": -1304537563793.9858 } }, "covered_min": 42, "window_min": 48, "qualifies": true }, { "local_date": "1928-08-31", "window": { "start": { "local": "1928-08-31T11:38:58+08:00", "utc": "1928-08-31T03:38:58Z", "ms": -1304454062200.008 }, "end": { "local": "1928-08-31T12:26:58+08:00", "utc": "1928-08-31T04:26:58Z", "ms": -1304451182200.008 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:46 on Thu 30 Aug to 10:34 on Fri 31 Aug.", "fact": "1928-08-30T03:45:41Z → 1928-08-31T02:33:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 30th, 11:39–12:27 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 42 of 48 minutes on the 30th and 0 of 48 on the 31st.", "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 384 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Fuzhou, 1928: Thursday 30 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": "1928-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Tarpaṇa 1928 falls on Thursday 30 August. Pūrṇimā runs from 11:46 on Thu 30 Aug to 10:34 on Fri 31 Aug and covers 42 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38085, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-09-01T08:54:17+08:00", "utc": "1928-09-01T00:54:17Z", "ms": -1304377543447.2024 }, "end": { "local": "1928-09-02T06:54:27+08:00", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-01T08:54:17+08:00", "utc": "1928-09-01T00:54:17Z", "ms": -1304377543447.2024 }, "end": { "local": "1928-09-02T06:54:27+08:00", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-09-01", "window": { "start": { "local": "1928-09-01T19:29:02+08:00", "utc": "1928-09-01T11:29:02Z", "ms": -1304339458475.39 }, "end": { "local": "1928-09-01T19:29:02+08:00", "utc": "1928-09-01T11:29:02Z", "ms": -1304339458475.39 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T20:04:47+08:00", "utc": "1928-09-02T12:04:47Z", "ms": -1304250913467.4663 }, "end": { "local": "1928-09-02T20:04:47+08:00", "utc": "1928-09-02T12:04:47Z", "ms": -1304250913467.4663 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 08:54 on Sat 1 Sep to 06:54 on Sun 2 Sep.", "fact": "1928-09-01T00:54:17Z → 1928-09-01T22:54:27Z" }, { "step": "kaala", "text": "Moonrise is at 19:29 on the 1st and 20:05 on the 2nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 1st and is not on the 2nd.", "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 38085 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Fuzhou, 1928: Saturday 1 September.", "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": "1928-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata 1928 falls on Saturday 1 September. Dvitīyā runs from 08:54 on Sat 1 Sep to 06:54 on Sun 2 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17033, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-09-02T06:54:27+08:00", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "end": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-02T06:54:27+08:00", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "end": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T11:38:20+08:00", "utc": "1928-09-02T03:38:20Z", "ms": -1304281299938.524 }, "end": { "local": "1928-09-02T12:26:20+08:00", "utc": "1928-09-02T04:26:20Z", "ms": -1304278419938.524 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T11:38:01+08:00", "utc": "1928-09-03T03:38:01Z", "ms": -1304194919229.0935 }, "end": { "local": "1928-09-03T12:26:01+08:00", "utc": "1928-09-03T04:26:01Z", "ms": -1304192039229.0935 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:54 on Sun 2 Sep to 04:42 on Mon 3 Sep.", "fact": "1928-09-01T22:54:27Z → 1928-09-02T20:41:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 2nd, 11:38–12:26 on the 3rd.", "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 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: paraviddha → only-day · margin 17033 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Fuzhou, 1928: Sunday 2 September.", "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": "1928-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Kajjalī Tṛtīyā (Kajari Teej) 1928 falls on Sunday 2 September. Tṛtīyā runs from 06:54 on Sun 2 Sep to 04:42 on Mon 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28950, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-04T02:23:03+08:00", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-04T02:23:03+08:00", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T15:49:54+08:00", "utc": "1928-09-02T07:49:54Z", "ms": -1304266205812.3574 }, "end": { "local": "1928-09-02T18:21:37+08:00", "utc": "1928-09-02T10:21:37Z", "ms": -1304257103061.5796 } }, "covered_min": 0, "window_min": 152, "qualifies": false }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T15:49:08+08:00", "utc": "1928-09-03T07:49:08Z", "ms": -1304179851550.9072 }, "end": { "local": "1928-09-03T18:20:34+08:00", "utc": "1928-09-03T10:20:34Z", "ms": -1304170766432.1165 } }, "covered_min": 151, "window_min": 151, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:42 on Mon 3 Sep to 02:23 on Tue 4 Sep.", "fact": "1928-09-02T20:41:50Z → 1928-09-03T18:23:03Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:50–18:22 on the 2nd, 15:49–18:21 on the 3rd.", "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 152 minutes on the 2nd and 151 of 151 on the 3rd.", "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 28950 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Fuzhou, 1928: Monday 3 September.", "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": "1928-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Bahulā Caturthī 1928 falls on Monday 3 September. Caturthī runs from 04:42 on Mon 3 Sep to 02:23 on Tue 4 Sep and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-09-03", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20519, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-04T02:23:03+08:00", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-03T04:41:50+08:00", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-04T02:23:03+08:00", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T20:04:47+08:00", "utc": "1928-09-02T12:04:47Z", "ms": -1304250913467.4663 }, "end": { "local": "1928-09-02T20:04:47+08:00", "utc": "1928-09-02T12:04:47Z", "ms": -1304250913467.4663 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T20:41:04+08:00", "utc": "1928-09-03T12:41:04Z", "ms": -1304162336030.3696 }, "end": { "local": "1928-09-03T20:41:04+08:00", "utc": "1928-09-03T12:41:04Z", "ms": -1304162336030.3696 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:42 on Mon 3 Sep to 02:23 on Tue 4 Sep.", "fact": "1928-09-02T20:41:50Z → 1928-09-03T18:23:03Z" }, { "step": "kaala", "text": "Moonrise is at 20:05 on the 2nd and 20:41 on the 3rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 2nd and is on the 3rd.", "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 20519 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Monday 3 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": "1928-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Monday 3 September. Caturthī runs from 04:42 on Mon 3 Sep to 02:23 on Tue 4 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-09-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33716, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-09-05T00:03:32+08:00", "utc": "1928-09-04T16:03:32Z", "ms": -1304063788389.2637 }, "end": { "local": "1928-09-05T21:47:18+08:00", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-05T00:03:32+08:00", "utc": "1928-09-04T16:03:32Z", "ms": -1304063788389.2637 }, "end": { "local": "1928-09-05T21:47:18+08:00", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-04", "window": { "start": { "local": "1928-09-04T11:37:41+08:00", "utc": "1928-09-04T03:37:41Z", "ms": -1304108538772.4346 }, "end": { "local": "1928-09-04T12:25:41+08:00", "utc": "1928-09-04T04:25:41Z", "ms": -1304105658772.4346 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-05", "window": { "start": { "local": "1928-09-05T11:37:21+08:00", "utc": "1928-09-05T03:37:21Z", "ms": -1304022158547.8652 }, "end": { "local": "1928-09-05T12:25:21+08:00", "utc": "1928-09-05T04:25:21Z", "ms": -1304019278547.8652 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:04 on Wed 5 Sep to 21:47 on Wed 5 Sep.", "fact": "1928-09-04T16:03:32Z → 1928-09-05T13:47:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 4th, 11:37–12:25 on the 5th.", "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 4th and 48 of 48 on the 5th.", "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 33716 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Fuzhou, 1928: Wednesday 5 September.", "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": "1928-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Hala Ṣaṣṭhī 1928 falls on Wednesday 5 September. Ṣaṣṭhī runs from 00:04 on Wed 5 Sep to 21:47 on Wed 5 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14408, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-09-06T19:37:06+08:00", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "end": { "local": "1928-09-07T17:34:40+08:00", "utc": "1928-09-07T09:34:40Z", "ms": -1303827920092.9685 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-06T19:37:06+08:00", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "end": { "local": "1928-09-07T17:34:40+08:00", "utc": "1928-09-07T09:34:40Z", "ms": -1303827920092.9685 } }, "kaala": "nishita", "days": [ { "local_date": "1928-09-06", "window": { "start": { "local": "1928-09-06T23:37:14+08:00", "utc": "1928-09-06T15:37:14Z", "ms": -1303892566307.0117 }, "end": { "local": "1928-09-07T00:25:14+08:00", "utc": "1928-09-06T16:25:14Z", "ms": -1303889686307.0117 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-07", "window": { "start": { "local": "1928-09-07T23:36:53+08:00", "utc": "1928-09-07T15:36:53Z", "ms": -1303806186514.0215 }, "end": { "local": "1928-09-08T00:24:53+08:00", "utc": "1928-09-07T16:24:53Z", "ms": -1303803306514.0215 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 19:37 on Thu 6 Sep to 17:35 on Fri 7 Sep.", "fact": "1928-09-06T11:37:06Z → 1928-09-07T09:34:40Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:37–00:25 on the 6th, 23:37–00:25 on the 7th.", "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 6th and 0 of 48 on the 7th.", "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 14408 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Fuzhou, 1928: Thursday 6 September.", "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": "1928-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Janmāṣṭamī 1928 falls on Thursday 6 September. Aṣṭamī runs from 19:37 on Thu 6 Sep to 17:35 on Fri 7 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25925, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-09-05T21:47:18+08:00", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "end": { "local": "1928-09-06T19:37:06+08:00", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-05T21:47:18+08:00", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "end": { "local": "1928-09-06T19:37:06+08:00", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-05", "window": { "start": { "local": "1928-09-05T11:37:21+08:00", "utc": "1928-09-05T03:37:21Z", "ms": -1304022158547.8652 }, "end": { "local": "1928-09-05T12:25:21+08:00", "utc": "1928-09-05T04:25:21Z", "ms": -1304019278547.8652 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-06", "window": { "start": { "local": "1928-09-06T11:37:01+08:00", "utc": "1928-09-06T03:37:01Z", "ms": -1303935778535.3982 }, "end": { "local": "1928-09-06T12:25:01+08:00", "utc": "1928-09-06T04:25:01Z", "ms": -1303932898535.3982 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 21:47 on Wed 5 Sep to 19:37 on Thu 6 Sep.", "fact": "1928-09-05T13:47:18Z → 1928-09-06T11:37:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 5th, 11:37–12:25 on the 6th.", "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 5th and 48 of 48 on the 6th.", "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 25925 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Fuzhou, 1928: Thursday 6 September.", "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": "1928-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalā Saptamī 1928 falls on Thursday 6 September. Saptamī runs from 21:47 on Wed 5 Sep to 19:37 on Thu 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-09-10", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23972, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-09-09T13:57:39+08:00", "utc": "1928-09-09T05:57:39Z", "ms": -1303668141268.5566 }, "end": { "local": "1928-09-10T12:25:52+08:00", "utc": "1928-09-10T04:25:52Z", "ms": -1303587248447.868 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-09T13:57:39+08:00", "utc": "1928-09-09T05:57:39Z", "ms": -1303668141268.5566 }, "end": { "local": "1928-09-10T12:25:52+08:00", "utc": "1928-09-10T04:25:52Z", "ms": -1303587248447.868 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-09-09", "window": { "start": { "local": "1928-09-09T05:45:55+08:00", "utc": "1928-09-08T21:45:55Z", "ms": -1303697645001.3096 }, "end": { "local": "1928-09-09T05:45:55+08:00", "utc": "1928-09-08T21:45:55Z", "ms": -1303697645001.3096 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-09-10", "window": { "start": { "local": "1928-09-10T05:46:19+08:00", "utc": "1928-09-09T21:46:19Z", "ms": -1303611220675.1926 }, "end": { "local": "1928-09-10T05:46:19+08:00", "utc": "1928-09-09T21:46:19Z", "ms": -1303611220675.1926 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:58 on Sun 9 Sep to 12:26 on Mon 10 Sep.", "fact": "1928-09-09T05:57:39Z → 1928-09-10T04:25:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:46 on the 9th and 05:46 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 9th and is on the 10th.", "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 23972 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Fuzhou, 1928: Monday 10 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": "1928-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Ajā Ekādaśī 1928 falls on Monday 10 September. Ekādaśī runs from 13:58 on Sun 9 Sep to 12:26 on Mon 10 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-09-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-09-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25416, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-09-11T11:08:19+08:00", "utc": "1928-09-11T03:08:19Z", "ms": -1303505501466.5576 }, "end": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-11T11:08:19+08:00", "utc": "1928-09-11T03:08:19Z", "ms": -1303505501466.5576 }, "end": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-11", "window": { "start": { "local": "1928-09-11T18:11:54+08:00", "utc": "1928-09-11T10:11:54Z", "ms": -1303480085654.5298 }, "end": { "local": "1928-09-11T19:44:36+08:00", "utc": "1928-09-11T11:44:36Z", "ms": -1303474523846.2961 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "1928-09-12", "window": { "start": { "local": "1928-09-12T18:10:48+08:00", "utc": "1928-09-12T10:10:48Z", "ms": -1303393751711.804 }, "end": { "local": "1928-09-12T19:43:42+08:00", "utc": "1928-09-12T11:43:42Z", "ms": -1303388177859.5413 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:08 on Tue 11 Sep to 10:09 on Wed 12 Sep.", "fact": "1928-09-11T03:08:19Z → 1928-09-12T02:08:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:12–19:45 on the 11th, 18:11–19:44 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 93 of 93 minutes on the 11th and 0 of 93 on the 12th.", "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 25416 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Tuesday 11 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": "1928-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Tuesday 11 September. Trayodaśī runs from 11:08 on Tue 11 Sep to 10:09 on Wed 12 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-09-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28936, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T09:30:56+08:00", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T09:30:56+08:00", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-12", "window": { "start": { "local": "1928-09-12T18:10:48+08:00", "utc": "1928-09-12T10:10:48Z", "ms": -1303393751711.804 }, "end": { "local": "1928-09-12T19:43:42+08:00", "utc": "1928-09-12T11:43:42Z", "ms": -1303388177859.5413 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "1928-09-13", "window": { "start": { "local": "1928-09-13T18:09:42+08:00", "utc": "1928-09-13T10:09:42Z", "ms": -1303307417946.7498 }, "end": { "local": "1928-09-13T19:42:48+08:00", "utc": "1928-09-13T11:42:48Z", "ms": -1303301832026.961 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep.", "fact": "1928-09-12T02:08:32Z → 1928-09-13T01:30:56Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:11–19:44 on the 12th, 18:10–19:43 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 93 of 93 minutes on the 12th and 0 of 93 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 28936 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Fuzhou, 1928: Wednesday 12 September.", "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": "1928-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Aghora Caturdaśī 1928 falls on Wednesday 12 September. Caturdaśī runs from 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/shivaratri?on=1928-09-12", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32865, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T09:30:56+08:00", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-12T10:08:32+08:00", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T09:30:56+08:00", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 } }, "kaala": "nishita", "days": [ { "local_date": "1928-09-11", "window": { "start": { "local": "1928-09-11T23:35:31+08:00", "utc": "1928-09-11T15:35:31Z", "ms": -1303460668873.6536 }, "end": { "local": "1928-09-12T00:23:31+08:00", "utc": "1928-09-11T16:23:31Z", "ms": -1303457788873.6536 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-12", "window": { "start": { "local": "1928-09-12T23:35:10+08:00", "utc": "1928-09-12T15:35:10Z", "ms": -1303374289765.8188 }, "end": { "local": "1928-09-13T00:23:10+08:00", "utc": "1928-09-12T16:23:10Z", "ms": -1303371409765.8188 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep.", "fact": "1928-09-12T02:08:32Z → 1928-09-13T01:30:56Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:36–00:24 on the 11th, 23:35–00:23 on the 12th.", "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 11th and 48 of 48 on the 12th.", "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 32865 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Wednesday 12 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": "1928-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Wednesday 12 September. Caturdaśī runs from 10:09 on Wed 12 Sep to 09:31 on Thu 13 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-09-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6780, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-09-14T09:20:15+08:00", "utc": "1928-09-14T01:20:15Z", "ms": -1303252784752.8274 }, "end": { "local": "1928-09-15T09:40:55+08:00", "utc": "1928-09-15T01:40:55Z", "ms": -1303165145007.257 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-14T09:20:15+08:00", "utc": "1928-09-14T01:20:15Z", "ms": -1303252784752.8274 }, "end": { "local": "1928-09-15T09:40:55+08:00", "utc": "1928-09-15T01:40:55Z", "ms": -1303165145007.257 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-14", "window": { "start": { "local": "1928-09-14T11:34:16+08:00", "utc": "1928-09-14T03:34:16Z", "ms": -1303244743942.325 }, "end": { "local": "1928-09-14T12:22:16+08:00", "utc": "1928-09-14T04:22:16Z", "ms": -1303241863942.325 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-15", "window": { "start": { "local": "1928-09-15T11:33:55+08:00", "utc": "1928-09-15T03:33:55Z", "ms": -1303158365063.4492 }, "end": { "local": "1928-09-15T12:21:55+08:00", "utc": "1928-09-15T04:21:55Z", "ms": -1303155485063.4492 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 09:20 on Fri 14 Sep to 09:41 on Sat 15 Sep.", "fact": "1928-09-14T01:20:15Z → 1928-09-15T01:40:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 14th, 11:34–12:22 on the 15th.", "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 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 midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6780 s" }, { "step": "ruling", "text": "Rudra Vrata, Fuzhou, 1928: Friday 14 September.", "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": "1928-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Rudra Vrata 1928 falls on Friday 14 September. Pratipadā runs from 09:20 on Fri 14 Sep to 09:41 on Sat 15 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 922, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-17T12:05:50+08:00", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "end": { "local": "1928-09-18T14:07:25+08:00", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-17T12:05:50+08:00", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "end": { "local": "1928-09-18T14:07:25+08:00", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-17", "window": { "start": { "local": "1928-09-17T11:33:13+08:00", "utc": "1928-09-17T03:33:13Z", "ms": -1302985607425.8848 }, "end": { "local": "1928-09-17T12:21:13+08:00", "utc": "1928-09-17T04:21:13Z", "ms": -1302982727425.8848 } }, "covered_min": 15, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-18", "window": { "start": { "local": "1928-09-18T11:32:51+08:00", "utc": "1928-09-18T03:32:51Z", "ms": -1302899228632.7935 }, "end": { "local": "1928-09-18T12:20:51+08:00", "utc": "1928-09-18T04:20:51Z", "ms": -1302896348632.7935 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:06 on Mon 17 Sep to 14:07 on Tue 18 Sep.", "fact": "1928-09-17T04:05:50Z → 1928-09-18T06:07:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 17th, 11:33–12:21 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 15 of 48 minutes on the 17th and 48 of 48 on the 18th.", "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 922 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Fuzhou, 1928: Monday 17 September.", "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": "1928-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Caturthī 1928 falls on Monday 17 September. Caturthī runs from 12:06 on Mon 17 Sep to 14:07 on Tue 18 Sep and covers 15 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/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 922, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-09-16T10:35:57+08:00", "utc": "1928-09-16T02:35:57Z", "ms": -1303075443127.3525 }, "end": { "local": "1928-09-17T12:05:50+08:00", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-16T10:35:57+08:00", "utc": "1928-09-16T02:35:57Z", "ms": -1303075443127.3525 }, "end": { "local": "1928-09-17T12:05:50+08:00", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-16", "window": { "start": { "local": "1928-09-16T11:33:34+08:00", "utc": "1928-09-16T03:33:34Z", "ms": -1303071986230.276 }, "end": { "local": "1928-09-16T12:21:34+08:00", "utc": "1928-09-16T04:21:34Z", "ms": -1303069106230.276 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-17", "window": { "start": { "local": "1928-09-17T11:33:13+08:00", "utc": "1928-09-17T03:33:13Z", "ms": -1302985607425.8848 }, "end": { "local": "1928-09-17T12:21:13+08:00", "utc": "1928-09-17T04:21:13Z", "ms": -1302982727425.8848 } }, "covered_min": 33, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:36 on Sun 16 Sep to 12:06 on Mon 17 Sep.", "fact": "1928-09-16T02:35:57Z → 1928-09-17T04:05:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 16th, 11:33–12:21 on the 17th.", "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 16th and 33 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 922 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Fuzhou, 1928: Monday 17 September.", "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": "1928-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Haritālikā Vrata (Hartalika Teej) 1928 falls on Monday 17 September. Tṛtīyā runs from 10:36 on Sun 16 Sep to 12:06 on Mon 17 Sep and covers 33 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6394, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-09-18T14:07:25+08:00", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "end": { "local": "1928-09-19T16:33:06+08:00", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-18T14:07:25+08:00", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "end": { "local": "1928-09-19T16:33:06+08:00", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-18", "window": { "start": { "local": "1928-09-18T11:32:51+08:00", "utc": "1928-09-18T03:32:51Z", "ms": -1302899228632.7935 }, "end": { "local": "1928-09-18T12:20:51+08:00", "utc": "1928-09-18T04:20:51Z", "ms": -1302896348632.7935 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-19", "window": { "start": { "local": "1928-09-19T11:32:30+08:00", "utc": "1928-09-19T03:32:30Z", "ms": -1302812849832.9595 }, "end": { "local": "1928-09-19T12:20:30+08:00", "utc": "1928-09-19T04:20:30Z", "ms": -1302809969832.9595 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:07 on Tue 18 Sep to 16:33 on Wed 19 Sep.", "fact": "1928-09-18T06:07:25Z → 1928-09-19T08:33:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 18th, 11:33–12:21 on the 19th.", "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 18th and 48 of 48 on the 19th.", "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 6394 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Fuzhou, 1928: Wednesday 19 September.", "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": "1928-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Pañcamī 1928 falls on Wednesday 19 September. Pañcamī runs from 14:07 on Tue 18 Sep to 16:33 on Wed 19 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15155, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-09-19T16:33:06+08:00", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "end": { "local": "1928-09-20T19:10:58+08:00", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-19T16:33:06+08:00", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "end": { "local": "1928-09-20T19:10:58+08:00", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-19", "window": { "start": { "local": "1928-09-19T11:32:30+08:00", "utc": "1928-09-19T03:32:30Z", "ms": -1302812849832.9595 }, "end": { "local": "1928-09-19T12:20:30+08:00", "utc": "1928-09-19T04:20:30Z", "ms": -1302809969832.9595 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-20", "window": { "start": { "local": "1928-09-20T11:32:09+08:00", "utc": "1928-09-20T03:32:09Z", "ms": -1302726471007.8018 }, "end": { "local": "1928-09-20T12:20:09+08:00", "utc": "1928-09-20T04:20:09Z", "ms": -1302723591007.8018 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 16:33 on Wed 19 Sep to 19:11 on Thu 20 Sep.", "fact": "1928-09-19T08:33:06Z → 1928-09-20T11:10:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 19th, 11:32–12:20 on the 20th.", "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 19th and 48 of 48 on the 20th.", "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 15155 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Fuzhou, 1928: Thursday 20 September.", "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": "1928-09-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Bhādrapada) 1928 falls on Thursday 20 September. Ṣaṣṭhī runs from 16:33 on Wed 19 Sep to 19:11 on Thu 20 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24649, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-09-20T19:10:58+08:00", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "end": { "local": "1928-09-21T21:46:03+08:00", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-20T19:10:58+08:00", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "end": { "local": "1928-09-21T21:46:03+08:00", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-20", "window": { "start": { "local": "1928-09-20T11:32:09+08:00", "utc": "1928-09-20T03:32:09Z", "ms": -1302726471007.8018 }, "end": { "local": "1928-09-20T12:20:09+08:00", "utc": "1928-09-20T04:20:09Z", "ms": -1302723591007.8018 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-21", "window": { "start": { "local": "1928-09-21T11:31:48+08:00", "utc": "1928-09-21T03:31:48Z", "ms": -1302640092138.2356 }, "end": { "local": "1928-09-21T12:19:48+08:00", "utc": "1928-09-21T04:19:48Z", "ms": -1302637212138.2356 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:11 on Thu 20 Sep to 21:46 on Fri 21 Sep.", "fact": "1928-09-20T11:10:58Z → 1928-09-21T13:46:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:32–12:20 on the 20th, 11:32–12:20 on the 21st.", "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 20th and 48 of 48 on the 21st.", "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 24649 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Fuzhou, 1928: Friday 21 September.", "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": "1928-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Muktābharaṇa Vrata 1928 falls on Friday 21 September. Saptamī runs from 19:11 on Thu 20 Sep to 21:46 on Fri 21 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33975, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-09-21T21:46:03+08:00", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "end": { "local": "1928-09-23T00:02:29+08:00", "utc": "1928-09-22T16:02:29Z", "ms": -1302508650876.3032 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-21T21:46:03+08:00", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "end": { "local": "1928-09-23T00:02:29+08:00", "utc": "1928-09-22T16:02:29Z", "ms": -1302508650876.3032 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-21", "window": { "start": { "local": "1928-09-21T11:31:48+08:00", "utc": "1928-09-21T03:31:48Z", "ms": -1302640092138.2356 }, "end": { "local": "1928-09-21T12:19:48+08:00", "utc": "1928-09-21T04:19:48Z", "ms": -1302637212138.2356 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-22", "window": { "start": { "local": "1928-09-22T11:31:27+08:00", "utc": "1928-09-22T03:31:27Z", "ms": -1302553713204.6929 }, "end": { "local": "1928-09-22T12:19:27+08:00", "utc": "1928-09-22T04:19:27Z", "ms": -1302550833204.6929 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:46 on Fri 21 Sep to 00:02 on Sun 23 Sep.", "fact": "1928-09-21T13:46:03Z → 1928-09-22T16:02:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:32–12:20 on the 21st, 11:31–12:19 on the 22nd.", "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 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: unstated → only-day · margin 33975 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Fuzhou, 1928: Saturday 22 September.", "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": "1928-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Rādhāṣṭamī 1928 falls on Saturday 22 September. Aṣṭamī runs from 21:46 on Fri 21 Sep to 00:02 on Sun 23 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-09-25", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10378, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-09-25T02:47:02+08:00", "utc": "1928-09-24T18:47:02Z", "ms": -1302325978318.5747 }, "end": { "local": "1928-09-26T02:59:54+08:00", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-25T02:47:02+08:00", "utc": "1928-09-24T18:47:02Z", "ms": -1302325978318.5747 }, "end": { "local": "1928-09-26T02:59:54+08:00", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-09-25", "window": { "start": { "local": "1928-09-25T05:52:26+08:00", "utc": "1928-09-24T21:52:26Z", "ms": -1302314853800.445 }, "end": { "local": "1928-09-25T05:52:26+08:00", "utc": "1928-09-24T21:52:26Z", "ms": -1302314853800.445 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T05:52:51+08:00", "utc": "1928-09-25T21:52:51Z", "ms": -1302228428713.8604 }, "end": { "local": "1928-09-26T05:52:51+08:00", "utc": "1928-09-25T21:52:51Z", "ms": -1302228428713.8604 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:47 on Tue 25 Sep to 03:00 on Wed 26 Sep.", "fact": "1928-09-24T18:47:02Z → 1928-09-25T18:59:54Z" }, { "step": "kaala", "text": "Sunrise is at 05:52 on the 25th and 05:53 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 25th and is not on the 26th.", "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 10378 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Fuzhou, 1928: Tuesday 25 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": "1928-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Parivartanī Ekādaśī 1928 falls on Tuesday 25 September. Ekādaśī runs from 02:47 on Tue 25 Sep to 03:00 on Wed 26 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-09-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30610, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-09-26T02:59:54+08:00", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "end": { "local": "1928-09-27T02:24:38+08:00", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-26T02:59:54+08:00", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "end": { "local": "1928-09-27T02:24:38+08:00", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T11:30:04+08:00", "utc": "1928-09-26T03:30:04Z", "ms": -1302208196421.8293 }, "end": { "local": "1928-09-26T12:18:04+08:00", "utc": "1928-09-26T04:18:04Z", "ms": -1302205316421.8293 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-27", "window": { "start": { "local": "1928-09-27T11:29:43+08:00", "utc": "1928-09-27T03:29:43Z", "ms": -1302121816856.6155 }, "end": { "local": "1928-09-27T12:17:43+08:00", "utc": "1928-09-27T04:17:43Z", "ms": -1302118936856.6155 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 03:00 on Wed 26 Sep to 02:25 on Thu 27 Sep.", "fact": "1928-09-25T18:59:54Z → 1928-09-26T18:24:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 26th, 11:30–12:18 on the 27th.", "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 26th and 0 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: unstated → only-day · margin 30610 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Fuzhou, 1928: Wednesday 26 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": "1928-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Vāmana Jayantī 1928 falls on Wednesday 26 September. Dvādaśī runs from 03:00 on Wed 26 Sep to 02:25 on Thu 27 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-09-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20103, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-09-27T02:24:38+08:00", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "end": { "local": "1928-09-28T01:05:09+08:00", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-27T02:24:38+08:00", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "end": { "local": "1928-09-28T01:05:09+08:00", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T17:55:16+08:00", "utc": "1928-09-26T09:55:16Z", "ms": -1302185084129.7983 }, "end": { "local": "1928-09-26T19:31:00+08:00", "utc": "1928-09-26T11:31:00Z", "ms": -1302179340042.0393 } }, "covered_min": 0, "window_min": 96, "qualifies": false }, { "local_date": "1928-09-27", "window": { "start": { "local": "1928-09-27T17:54:10+08:00", "utc": "1928-09-27T09:54:10Z", "ms": -1302098750241.626 }, "end": { "local": "1928-09-27T19:30:06+08:00", "utc": "1928-09-27T11:30:06Z", "ms": -1302092993950.29 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:25 on Thu 27 Sep to 01:05 on Fri 28 Sep.", "fact": "1928-09-26T18:24:38Z → 1928-09-27T17:05:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:55–19:31 on the 26th, 17:54–19:30 on the 27th.", "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 96 minutes on the 26th and 96 of 96 on the 27th.", "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 20103 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Thursday 27 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": "1928-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Thursday 27 September. Trayodaśī runs from 02:25 on Thu 27 Sep to 01:05 on Fri 28 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-09-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-09-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17313, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-28T01:05:09+08:00", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "end": { "local": "1928-09-28T23:08:15+08:00", "utc": "1928-09-28T15:08:15Z", "ms": -1301993505438.0369 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-28T01:05:09+08:00", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "end": { "local": "1928-09-28T23:08:15+08:00", "utc": "1928-09-28T15:08:15Z", "ms": -1301993505438.0369 } }, "kaala": "udaya-3", "days": [ { "local_date": "1928-09-28", "window": { "start": { "local": "1928-09-28T05:53:42+08:00", "utc": "1928-09-27T21:53:42Z", "ms": -1302055578056.606 }, "end": { "local": "1928-09-28T08:17:34+08:00", "utc": "1928-09-28T00:17:34Z", "ms": -1302046945673.2617 } }, "covered_min": 144, "window_min": 144, "qualifies": true }, { "local_date": "1928-09-29", "window": { "start": { "local": "1928-09-29T05:54:08+08:00", "utc": "1928-09-28T21:54:08Z", "ms": -1301969152450.7085 }, "end": { "local": "1928-09-29T08:17:42+08:00", "utc": "1928-09-29T00:17:42Z", "ms": -1301960538319.5176 } }, "covered_min": 0, "window_min": 144, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:05 on Fri 28 Sep to 23:08 on Fri 28 Sep.", "fact": "1928-09-27T17:05:09Z → 1928-09-28T15:08:15Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:54–08:18 on the 28th, 05:54–08:18 on the 29th.", "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 144 of 144 minutes on the 28th and 0 of 144 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17313 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Fuzhou, 1928: Friday 28 September.", "fact": "confidence: determinate" } ], "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": "1928-09-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Ananta Caturdaśī 1928 falls on Friday 28 September. Caturdaśī runs from 01:05 on Fri 28 Sep to 23:08 on Fri 28 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-10-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28506, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-02T12:02:14+08:00", "utc": "1928-10-02T04:02:14Z", "ms": -1301687866460.9546 }, "end": { "local": "1928-10-03T09:09:24+08:00", "utc": "1928-10-03T01:09:24Z", "ms": -1301611836278.4885 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-02T12:02:14+08:00", "utc": "1928-10-02T04:02:14Z", "ms": -1301687866460.9546 }, "end": { "local": "1928-10-03T09:09:24+08:00", "utc": "1928-10-03T01:09:24Z", "ms": -1301611836278.4885 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-02", "window": { "start": { "local": "1928-10-02T19:57:20+08:00", "utc": "1928-10-02T11:57:20Z", "ms": -1301659360343.1401 }, "end": { "local": "1928-10-02T19:57:20+08:00", "utc": "1928-10-02T11:57:20Z", "ms": -1301659360343.1401 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-10-03", "window": { "start": { "local": "1928-10-03T20:43:28+08:00", "utc": "1928-10-03T12:43:28Z", "ms": -1301570191867.6272 }, "end": { "local": "1928-10-03T20:43:28+08:00", "utc": "1928-10-03T12:43:28Z", "ms": -1301570191867.6272 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:02 on Tue 2 Oct to 09:09 on Wed 3 Oct.", "fact": "1928-10-02T04:02:14Z → 1928-10-03T01:09:24Z" }, { "step": "kaala", "text": "Moonrise is at 19:57 on the 2nd and 20:43 on the 3rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 2nd and is not on the 3rd.", "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 28506 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Tuesday 2 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": "1928-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 2 October. Caturthī runs from 12:02 on Tue 2 Oct to 09:09 on Wed 3 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-10-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23327, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-10-04T06:28:20+08:00", "utc": "1928-10-03T22:28:20Z", "ms": -1301535099752.2737 }, "end": { "local": "1928-10-05T04:03:56+08:00", "utc": "1928-10-04T20:03:56Z", "ms": -1301457364464.8374 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-04T06:28:20+08:00", "utc": "1928-10-03T22:28:20Z", "ms": -1301535099752.2737 }, "end": { "local": "1928-10-05T04:03:56+08:00", "utc": "1928-10-04T20:03:56Z", "ms": -1301457364464.8374 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-03", "window": { "start": { "local": "1928-10-03T20:43:28+08:00", "utc": "1928-10-03T12:43:28Z", "ms": -1301570191867.6272 }, "end": { "local": "1928-10-03T20:43:28+08:00", "utc": "1928-10-03T12:43:28Z", "ms": -1301570191867.6272 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-04", "window": { "start": { "local": "1928-10-04T21:35:09+08:00", "utc": "1928-10-04T13:35:09Z", "ms": -1301480691257.2798 }, "end": { "local": "1928-10-04T21:35:09+08:00", "utc": "1928-10-04T13:35:09Z", "ms": -1301480691257.2798 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 06:28 on Thu 4 Oct to 04:04 on Fri 5 Oct.", "fact": "1928-10-03T22:28:20Z → 1928-10-04T20:03:56Z" }, { "step": "kaala", "text": "Moonrise is at 20:43 on the 3rd and 21:35 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 3rd and is on the 4th.", "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: purvaviddha → only-day · margin 23327 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Fuzhou, 1928: Thursday 4 October.", "fact": "confidence: determinate" } ], "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": "1928-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Candra Ṣaṣṭhī 1928 falls on Thursday 4 October. Ṣaṣṭhī runs from 06:28 on Thu 4 Oct to 04:04 on Fri 5 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17719, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-06T01:59:36+08:00", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-07T00:17:33+08:00", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-06T01:59:36+08:00", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-07T00:17:33+08:00", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-05", "window": { "start": { "local": "1928-10-05T17:45:31+08:00", "utc": "1928-10-05T09:45:31Z", "ms": -1301408068930.0688 }, "end": { "local": "1928-10-05T19:23:05+08:00", "utc": "1928-10-05T11:23:05Z", "ms": -1301402215240.857 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1928-10-06", "window": { "start": { "local": "1928-10-06T17:44:28+08:00", "utc": "1928-10-06T09:44:28Z", "ms": -1301321732045.284 }, "end": { "local": "1928-10-06T19:22:14+08:00", "utc": "1928-10-06T11:22:14Z", "ms": -1301315866234.3801 } }, "covered_min": 98, "window_min": 98, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:00 on Sat 6 Oct to 00:18 on Sun 7 Oct.", "fact": "1928-10-05T17:59:36Z → 1928-10-06T16:17:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:46–19:23 on the 5th, 17:44–19:22 on the 6th.", "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 5th and 98 of 98 on the 6th.", "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 17719 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Fuzhou, 1928: Saturday 6 October.", "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": "1928-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Jitāṣṭamī (Jitiya) 1928 falls on Saturday 6 October. Aṣṭamī runs from 02:00 on Sat 6 Oct to 00:18 on Sun 7 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2643, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-06T01:59:36+08:00", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-07T00:17:33+08:00", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-06T01:59:36+08:00", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-07T00:17:33+08:00", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-05", "window": { "start": { "local": "1928-10-05T22:32:17+08:00", "utc": "1928-10-05T14:32:17Z", "ms": -1301390862581.8574 }, "end": { "local": "1928-10-05T22:32:17+08:00", "utc": "1928-10-05T14:32:17Z", "ms": -1301390862581.8574 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-06", "window": { "start": { "local": "1928-10-06T23:33:30+08:00", "utc": "1928-10-06T15:33:30Z", "ms": -1301300790031.6821 }, "end": { "local": "1928-10-06T23:33:30+08:00", "utc": "1928-10-06T15:33:30Z", "ms": -1301300790031.6821 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:00 on Sat 6 Oct to 00:18 on Sun 7 Oct.", "fact": "1928-10-05T17:59:36Z → 1928-10-06T16:17:33Z" }, { "step": "kaala", "text": "Moonrise is at 22:32 on the 5th and 23:33 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī 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. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2643 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Fuzhou, 1928: Saturday 6 October.", "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": "1928-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālakṣmī Vrata Samāpana 1928 falls on Saturday 6 October. Aṣṭamī runs from 02:00 on Sat 6 Oct to 00:18 on Sun 7 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-10-09", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28451, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-10-08T22:04:27+08:00", "utc": "1928-10-08T14:04:27Z", "ms": -1301133333036.882 }, "end": { "local": "1928-10-09T21:34:30+08:00", "utc": "1928-10-09T13:34:30Z", "ms": -1301048729669.2388 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-08T22:04:27+08:00", "utc": "1928-10-08T14:04:27Z", "ms": -1301133333036.882 }, "end": { "local": "1928-10-09T21:34:30+08:00", "utc": "1928-10-09T13:34:30Z", "ms": -1301048729669.2388 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-10-09", "window": { "start": { "local": "1928-10-09T05:58:38+08:00", "utc": "1928-10-08T21:58:38Z", "ms": -1301104881837.7236 }, "end": { "local": "1928-10-09T05:58:38+08:00", "utc": "1928-10-08T21:58:38Z", "ms": -1301104881837.7236 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-10-10", "window": { "start": { "local": "1928-10-10T05:59:07+08:00", "utc": "1928-10-09T21:59:07Z", "ms": -1301018452990.6785 }, "end": { "local": "1928-10-10T05:59:07+08:00", "utc": "1928-10-09T21:59:07Z", "ms": -1301018452990.6785 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:04 on Mon 8 Oct to 21:35 on Tue 9 Oct.", "fact": "1928-10-08T14:04:27Z → 1928-10-09T13:34:30Z" }, { "step": "kaala", "text": "Sunrise is at 05:59 on the 9th and 05:59 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 9th and is not on the 10th.", "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 28451 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Fuzhou, 1928: Tuesday 9 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": "1928-10-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Indirā Ekādaśī 1928 falls on Tuesday 9 October. Ekādaśī runs from 22:04 on Mon 8 Oct to 21:35 on Tue 9 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-10-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-10-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7852, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-10-10T21:29:46+08:00", "utc": "1928-10-10T13:29:46Z", "ms": -1300962613837.4282 }, "end": { "local": "1928-10-11T21:51:10+08:00", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-10T21:29:46+08:00", "utc": "1928-10-10T13:29:46Z", "ms": -1300962613837.4282 }, "end": { "local": "1928-10-11T21:51:10+08:00", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-10", "window": { "start": { "local": "1928-10-10T17:40:21+08:00", "utc": "1928-10-10T09:40:21Z", "ms": -1300976379467.888 }, "end": { "local": "1928-10-10T19:18:55+08:00", "utc": "1928-10-10T11:18:55Z", "ms": -1300970465375.7239 } }, "covered_min": 0, "window_min": 99, "qualifies": false }, { "local_date": "1928-10-11", "window": { "start": { "local": "1928-10-11T17:39:20+08:00", "utc": "1928-10-11T09:39:20Z", "ms": -1300890039934.4268 }, "end": { "local": "1928-10-11T19:18:06+08:00", "utc": "1928-10-11T11:18:06Z", "ms": -1300884113834.971 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:30 on Wed 10 Oct to 21:51 on Thu 11 Oct.", "fact": "1928-10-10T13:29:46Z → 1928-10-11T13:51:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:40–19:19 on the 10th, 17:39–19:18 on the 11th.", "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 99 minutes on the 10th and 99 of 99 on the 11th.", "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 7852 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Thursday 11 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": "1928-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Thursday 11 October. Trayodaśī runs from 21:30 on Wed 10 Oct to 21:51 on Thu 11 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-10-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2744, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-10-11T21:51:10+08:00", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "end": { "local": "1928-10-12T22:39:44+08:00", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-11T21:51:10+08:00", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "end": { "local": "1928-10-12T22:39:44+08:00", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 } }, "kaala": "nishita", "days": [ { "local_date": "1928-10-11", "window": { "start": { "local": "1928-10-11T23:25:43+08:00", "utc": "1928-10-11T15:25:43Z", "ms": -1300869257061.4673 }, "end": { "local": "1928-10-12T00:13:43+08:00", "utc": "1928-10-11T16:13:43Z", "ms": -1300866377061.4673 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-10-12", "window": { "start": { "local": "1928-10-12T23:25:28+08:00", "utc": "1928-10-12T15:25:28Z", "ms": -1300782872007.3142 }, "end": { "local": "1928-10-13T00:13:28+08:00", "utc": "1928-10-12T16:13:28Z", "ms": -1300779992007.3142 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 21:51 on Thu 11 Oct to 22:40 on Fri 12 Oct.", "fact": "1928-10-11T13:51:10Z → 1928-10-12T14:39:44Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:26–00:14 on the 11th, 23:25–00:13 on the 12th.", "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 11th and 0 of 48 on the 12th.", "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 2744 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Thursday 11 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": "1928-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Thursday 11 October. Caturdaśī runs from 21:51 on Thu 11 Oct to 22:40 on Fri 12 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26463, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-10-12T22:39:44+08:00", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "end": { "local": "1928-10-13T23:56:11+08:00", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-12T22:39:44+08:00", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "end": { "local": "1928-10-13T23:56:11+08:00", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 } }, "kaala": "aparahna", "days": [ { "local_date": "1928-10-12", "window": { "start": { "local": "1928-10-12T12:59:02+08:00", "utc": "1928-10-12T04:59:02Z", "ms": -1300820457552.3435 }, "end": { "local": "1928-10-12T15:18:41+08:00", "utc": "1928-10-12T07:18:41Z", "ms": -1300812078673.622 } }, "covered_min": 0, "window_min": 140, "qualifies": false }, { "local_date": "1928-10-13", "window": { "start": { "local": "1928-10-13T12:58:39+08:00", "utc": "1928-10-13T04:58:39Z", "ms": -1300734081102.5662 }, "end": { "local": "1928-10-13T15:18:00+08:00", "utc": "1928-10-13T07:18:00Z", "ms": -1300725720063.5125 } }, "covered_min": 139, "window_min": 139, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 22:40 on Fri 12 Oct to 23:56 on Sat 13 Oct.", "fact": "1928-10-12T14:39:44Z → 1928-10-13T15:56:11Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 12:59–15:19 on the 12th, 12:59–15:18 on the 13th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 0 of 140 minutes on the 12th and 139 of 139 on the 13th.", "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 26463 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Fuzhou, 1928: Saturday 13 October.", "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": "1928-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālaya Amāvāsyā 1928 falls on Saturday 13 October. Amāvasyā runs from 22:40 on Fri 12 Oct to 23:56 on Sat 13 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35060, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-10-13T23:56:11+08:00", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "end": { "local": "1928-10-15T01:40:11+08:00", "utc": "1928-10-14T17:40:11Z", "ms": -1300601988846.8074 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-13T23:56:11+08:00", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "end": { "local": "1928-10-15T01:40:11+08:00", "utc": "1928-10-14T17:40:11Z", "ms": -1300601988846.8074 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-14", "window": { "start": { "local": "1928-10-14T11:24:44+08:00", "utc": "1928-10-14T03:24:44Z", "ms": -1300653315731.3213 }, "end": { "local": "1928-10-14T12:12:44+08:00", "utc": "1928-10-14T04:12:44Z", "ms": -1300650435731.3213 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-10-15", "window": { "start": { "local": "1928-10-15T11:24:31+08:00", "utc": "1928-10-15T03:24:31Z", "ms": -1300566929304.1965 }, "end": { "local": "1928-10-15T12:12:31+08:00", "utc": "1928-10-15T04:12:31Z", "ms": -1300564049304.1965 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:56 on Sat 13 Oct to 01:40 on Mon 15 Oct.", "fact": "1928-10-13T15:56:11Z → 1928-10-14T17:40:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:25–12:13 on the 14th, 11:25–12:13 on the 15th.", "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 14th and 0 of 48 on the 15th.", "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 35060 s" }, { "step": "ruling", "text": "Navarātrārambha, Fuzhou, 1928: Sunday 14 October.", "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": "1928-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Navratri) 1928 falls on Sunday 14 October. Pratipadā runs from 23:56 on Sat 13 Oct to 01:40 on Mon 15 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-10-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8578, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-17T06:19:08+08:00", "utc": "1928-10-16T22:19:08Z", "ms": -1300412451695.0671 }, "end": { "local": "1928-10-18T09:00:55+08:00", "utc": "1928-10-18T01:00:55Z", "ms": -1300316344507.409 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-17T06:19:08+08:00", "utc": "1928-10-16T22:19:08Z", "ms": -1300412451695.0671 }, "end": { "local": "1928-10-18T09:00:55+08:00", "utc": "1928-10-18T01:00:55Z", "ms": -1300316344507.409 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-17", "window": { "start": { "local": "1928-10-17T11:24:05+08:00", "utc": "1928-10-17T03:24:05Z", "ms": -1300394154780.689 }, "end": { "local": "1928-10-17T12:12:05+08:00", "utc": "1928-10-17T04:12:05Z", "ms": -1300391274780.689 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-10-18", "window": { "start": { "local": "1928-10-18T11:23:53+08:00", "utc": "1928-10-18T03:23:53Z", "ms": -1300307766654.3667 }, "end": { "local": "1928-10-18T12:11:53+08:00", "utc": "1928-10-18T04:11:53Z", "ms": -1300304886654.3667 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:19 on Wed 17 Oct to 09:01 on Thu 18 Oct.", "fact": "1928-10-16T22:19:08Z → 1928-10-18T01:00:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:24–12:12 on the 17th, 11:24–12:12 on the 18th.", "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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8578 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Wednesday 17 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": "1928-10-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Wednesday 17 October. Caturthī runs from 06:19 on Wed 17 Oct to 09:01 on Thu 18 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-10-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26622, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-10-20T14:13:45+08:00", "utc": "1928-10-20T06:13:45Z", "ms": -1300124775251.99 }, "end": { "local": "1928-10-21T16:17:46+08:00", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-20T14:13:45+08:00", "utc": "1928-10-20T06:13:45Z", "ms": -1300124775251.99 }, "end": { "local": "1928-10-21T16:17:46+08:00", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 } }, "kaala": "udaya-1", "days": [ { "local_date": "1928-10-20", "window": { "start": { "local": "1928-10-20T06:04:17+08:00", "utc": "1928-10-19T22:04:17Z", "ms": -1300154143335.0833 }, "end": { "local": "1928-10-20T06:50:03+08:00", "utc": "1928-10-19T22:50:03Z", "ms": -1300151397370.144 } }, "covered_min": 0, "window_min": 46, "qualifies": false }, { "local_date": "1928-10-21", "window": { "start": { "local": "1928-10-21T06:04:50+08:00", "utc": "1928-10-20T22:04:50Z", "ms": -1300067710141.1643 }, "end": { "local": "1928-10-21T06:50:30+08:00", "utc": "1928-10-20T22:50:30Z", "ms": -1300064969940.7844 } }, "covered_min": 46, "window_min": 46, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 14:14 on Sat 20 Oct to 16:18 on Sun 21 Oct.", "fact": "1928-10-20T06:13:45Z → 1928-10-21T08:17:46Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:04–06:50 on the 20th, 06:05–06:51 on the 21st.", "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 46 minutes on the 20th and 46 of 46 on the 21st.", "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 26622 s" }, { "step": "ruling", "text": "Durgā Saptamī, Fuzhou, 1928: Sunday 21 October.", "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": "1928-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Saptamī 1928 falls on Sunday 21 October. Saptamī runs from 14:14 on Sat 20 Oct to 16:18 on Sun 21 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14784, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-21T16:17:46+08:00", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "end": { "local": "1928-10-22T17:43:42+08:00", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-21T16:17:46+08:00", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "end": { "local": "1928-10-22T17:43:42+08:00", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-21", "window": { "start": { "local": "1928-10-21T11:23:21+08:00", "utc": "1928-10-21T03:23:21Z", "ms": -1300048598638.3152 }, "end": { "local": "1928-10-21T12:11:21+08:00", "utc": "1928-10-21T04:11:21Z", "ms": -1300045718638.3152 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-22", "window": { "start": { "local": "1928-10-22T11:23:12+08:00", "utc": "1928-10-22T03:23:12Z", "ms": -1299962208037.7617 }, "end": { "local": "1928-10-22T12:11:12+08:00", "utc": "1928-10-22T04:11:12Z", "ms": -1299959328037.7617 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:18 on Sun 21 Oct to 17:44 on Mon 22 Oct.", "fact": "1928-10-21T08:17:46Z → 1928-10-22T09:43:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 21st, 11:23–12:11 on the 22nd.", "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 21st and 48 of 48 on the 22nd.", "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 14784 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Fuzhou, 1928: Monday 22 October.", "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": "1928-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāṣṭamī (Durga Ashtami) 1928 falls on Monday 22 October. Aṣṭamī runs from 16:18 on Sun 21 Oct to 17:44 on Mon 22 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19950, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-10-22T17:43:42+08:00", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "end": { "local": "1928-10-23T18:23:09+08:00", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-22T17:43:42+08:00", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "end": { "local": "1928-10-23T18:23:09+08:00", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-22", "window": { "start": { "local": "1928-10-22T11:23:12+08:00", "utc": "1928-10-22T03:23:12Z", "ms": -1299962208037.7617 }, "end": { "local": "1928-10-22T12:11:12+08:00", "utc": "1928-10-22T04:11:12Z", "ms": -1299959328037.7617 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-23", "window": { "start": { "local": "1928-10-23T11:23:03+08:00", "utc": "1928-10-23T03:23:03Z", "ms": -1299875816781.4912 }, "end": { "local": "1928-10-23T12:11:03+08:00", "utc": "1928-10-23T04:11:03Z", "ms": -1299872936781.4912 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 17:44 on Mon 22 Oct to 18:23 on Tue 23 Oct.", "fact": "1928-10-22T09:43:42Z → 1928-10-23T10:23:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 22nd, 11:23–12:11 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "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 19950 s" }, { "step": "ruling", "text": "Mahānavamī, Fuzhou, 1928: Tuesday 23 October.", "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": "1928-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahānavamī 1928 falls on Tuesday 23 October. Navamī runs from 17:44 on Mon 22 Oct to 18:23 on Tue 23 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10616, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1928-10-23T18:23:09+08:00", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "end": { "local": "1928-10-24T18:12:06+08:00", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-23T18:23:09+08:00", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "end": { "local": "1928-10-24T18:12:06+08:00", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-23", "window": { "start": { "local": "1928-10-23T11:23:03+08:00", "utc": "1928-10-23T03:23:03Z", "ms": -1299875816781.4912 }, "end": { "local": "1928-10-23T12:11:03+08:00", "utc": "1928-10-23T04:11:03Z", "ms": -1299872936781.4912 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-24", "window": { "start": { "local": "1928-10-24T11:22:55+08:00", "utc": "1928-10-24T03:22:55Z", "ms": -1299789424854.4795 }, "end": { "local": "1928-10-24T12:10:55+08:00", "utc": "1928-10-24T04:10:55Z", "ms": -1299786544854.4795 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 18:23 on Tue 23 Oct to 18:12 on Wed 24 Oct.", "fact": "1928-10-23T10:23:09Z → 1928-10-24T10:12:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 23rd, 11:23–12:11 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Daśamī touches Śravaṇa in the day time on neither day, so the rest of the rule applies. Daśamī 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10616 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Fuzhou, 1928: Wednesday 24 October.", "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": "1928-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Daśamī (Dussehra) 1928 falls on Wednesday 24 October. Daśamī touches Śravaṇa in the day time on neither day, so madhyāhna decides. Daśamī runs from 18:23 on Tue 23 Oct to 18:12 on Wed 24 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-10-25", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39829, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-10-24T18:12:06+08:00", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "end": { "local": "1928-10-25T17:10:56+08:00", "utc": "1928-10-25T09:10:56Z", "ms": -1299682143932.4355 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-24T18:12:06+08:00", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "end": { "local": "1928-10-25T17:10:56+08:00", "utc": "1928-10-25T09:10:56Z", "ms": -1299682143932.4355 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-10-24", "window": { "start": { "local": "1928-10-24T06:06:32+08:00", "utc": "1928-10-23T22:06:32Z", "ms": -1299808408023.2751 }, "end": { "local": "1928-10-24T06:06:32+08:00", "utc": "1928-10-23T22:06:32Z", "ms": -1299808408023.2751 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-25", "window": { "start": { "local": "1928-10-25T06:07:07+08:00", "utc": "1928-10-24T22:07:07Z", "ms": -1299721973128.5378 }, "end": { "local": "1928-10-25T06:07:07+08:00", "utc": "1928-10-24T22:07:07Z", "ms": -1299721973128.5378 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:12 on Wed 24 Oct to 17:11 on Thu 25 Oct.", "fact": "1928-10-24T10:12:06Z → 1928-10-25T09:10:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:07 on the 24th and 06:07 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 24th and is on the 25th.", "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 39829 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Fuzhou, 1928: Thursday 25 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": "1928-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāśāṅkuśā Ekādaśī 1928 falls on Thursday 25 October. Ekādaśī runs from 18:12 on Wed 24 Oct to 17:11 on Thu 25 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-10-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-10-26", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7312, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-10-26T15:23:48+08:00", "utc": "1928-10-26T07:23:48Z", "ms": -1299602172462.2927 }, "end": { "local": "1928-10-27T12:57:33+08:00", "utc": "1928-10-27T04:57:33Z", "ms": -1299524546997.7559 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-26T15:23:48+08:00", "utc": "1928-10-26T07:23:48Z", "ms": -1299602172462.2927 }, "end": { "local": "1928-10-27T12:57:33+08:00", "utc": "1928-10-27T04:57:33Z", "ms": -1299524546997.7559 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-26", "window": { "start": { "local": "1928-10-26T17:25:40+08:00", "utc": "1928-10-26T09:25:40Z", "ms": -1299594860052.7937 }, "end": { "local": "1928-10-26T19:07:21+08:00", "utc": "1928-10-26T11:07:21Z", "ms": -1299588758983.8594 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1928-10-27", "window": { "start": { "local": "1928-10-27T17:24:52+08:00", "utc": "1928-10-27T09:24:52Z", "ms": -1299508507752.6235 }, "end": { "local": "1928-10-27T19:06:45+08:00", "utc": "1928-10-27T11:06:45Z", "ms": -1299502395496.191 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:24 on Fri 26 Oct to 12:58 on Sat 27 Oct.", "fact": "1928-10-26T07:23:48Z → 1928-10-27T04:57:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:26–19:07 on the 26th, 17:25–19:07 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 26th and 0 of 102 on the 27th.", "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 7312 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Friday 26 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": "1928-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Friday 26 October. Trayodaśī runs from 15:24 on Fri 26 Oct to 12:58 on Sat 27 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-10-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-31", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 3466, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-31T20:22:24+08:00", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T17:16:29+08:00", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-10-31T20:22:24+08:00", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T17:16:29+08:00", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-31", "window": { "start": { "local": "1928-10-31T19:24:39+08:00", "utc": "1928-10-31T11:24:39Z", "ms": -1299155721321.663 }, "end": { "local": "1928-10-31T19:24:39+08:00", "utc": "1928-10-31T11:24:39Z", "ms": -1299155721321.663 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-01", "window": { "start": { "local": "1928-11-01T20:21:51+08:00", "utc": "1928-11-01T12:21:51Z", "ms": -1299065888699.404 }, "end": { "local": "1928-11-01T20:21:51+08:00", "utc": "1928-11-01T12:21:51Z", "ms": -1299065888699.404 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:22 on Wed 31 Oct to 17:16 on Thu 1 Nov.", "fact": "1928-10-31T12:22:24Z → 1928-11-01T09:16:29Z" }, { "step": "kaala", "text": "Moonrise is at 19:25 on the 31st and 20:22 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 31st and is not on the 1st.", "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: purvaviddha → tithi-day · margin 3466 s" }, { "step": "ruling", "text": "Karaka Caturthī, Fuzhou, 1928: Wednesday 31 October.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1928-10-31", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-31", "confidence": "boundary" } ], "quote": "In Fuzhou, Karaka Caturthī (Karwa Chauth) 1928 falls on Wednesday 31 October. Caturthī runs from 20:22 on Wed 31 Oct to 17:16 on Thu 1 Nov, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-10-31", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-10-31", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 3466, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-31T20:22:24+08:00", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T17:16:29+08:00", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-10-31T20:22:24+08:00", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T17:16:29+08:00", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-31", "window": { "start": { "local": "1928-10-31T19:24:39+08:00", "utc": "1928-10-31T11:24:39Z", "ms": -1299155721321.663 }, "end": { "local": "1928-10-31T19:24:39+08:00", "utc": "1928-10-31T11:24:39Z", "ms": -1299155721321.663 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-01", "window": { "start": { "local": "1928-11-01T20:21:51+08:00", "utc": "1928-11-01T12:21:51Z", "ms": -1299065888699.404 }, "end": { "local": "1928-11-01T20:21:51+08:00", "utc": "1928-11-01T12:21:51Z", "ms": -1299065888699.404 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:22 on Wed 31 Oct to 17:16 on Thu 1 Nov.", "fact": "1928-10-31T12:22:24Z → 1928-11-01T09:16:29Z" }, { "step": "kaala", "text": "Moonrise is at 19:25 on the 31st and 20:22 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 31st and is not on the 1st.", "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 3466 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Wednesday 31 October.", "fact": "confidence: boundary (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": "1928-10-31", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-31", "confidence": "boundary" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Wednesday 31 October. Caturthī runs from 20:22 on Wed 31 Oct to 17:16 on Thu 1 Nov, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-10-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36432, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-11-04T10:42:07+08:00", "utc": "1928-11-04T02:42:07Z", "ms": -1298841472536.3389 }, "end": { "local": "1928-11-05T09:39:24+08:00", "utc": "1928-11-05T01:39:24Z", "ms": -1298758836119.6267 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-04T10:42:07+08:00", "utc": "1928-11-04T02:42:07Z", "ms": -1298841472536.3389 }, "end": { "local": "1928-11-05T09:39:24+08:00", "utc": "1928-11-05T01:39:24Z", "ms": -1298758836119.6267 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-11-03", "window": { "start": { "local": "1928-11-03T22:28:22+08:00", "utc": "1928-11-03T14:28:22Z", "ms": -1298885497980.722 }, "end": { "local": "1928-11-03T22:28:22+08:00", "utc": "1928-11-03T14:28:22Z", "ms": -1298885497980.722 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-04", "window": { "start": { "local": "1928-11-04T23:32:12+08:00", "utc": "1928-11-04T15:32:12Z", "ms": -1298795268482.2769 }, "end": { "local": "1928-11-04T23:32:12+08:00", "utc": "1928-11-04T15:32:12Z", "ms": -1298795268482.2769 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:42 on Sun 4 Nov to 09:39 on Mon 5 Nov.", "fact": "1928-11-04T02:42:07Z → 1928-11-05T01:39:24Z" }, { "step": "kaala", "text": "Moonrise is at 22:28 on the 3rd and 23:32 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 3rd and is on the 4th.", "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: paraviddha → only-day · margin 36432 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Fuzhou, 1928: Sunday 4 November.", "fact": "confidence: determinate" } ], "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": "1928-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Ahoyī Aṣṭamī 1928 falls on Sunday 4 November. Aṣṭamī runs from 10:42 on Sun 4 Nov to 09:39 on Mon 5 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-11-08", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11340, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-11-07T09:24:21+08:00", "utc": "1928-11-07T01:24:21Z", "ms": -1298586939330.189 }, "end": { "local": "1928-11-08T10:08:51+08:00", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-07T09:24:21+08:00", "utc": "1928-11-07T01:24:21Z", "ms": -1298586939330.189 }, "end": { "local": "1928-11-08T10:08:51+08:00", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-11-07", "window": { "start": { "local": "1928-11-07T06:15:21+08:00", "utc": "1928-11-06T22:15:21Z", "ms": -1298598278977.218 }, "end": { "local": "1928-11-07T06:15:21+08:00", "utc": "1928-11-06T22:15:21Z", "ms": -1298598278977.218 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-08", "window": { "start": { "local": "1928-11-08T06:16:02+08:00", "utc": "1928-11-07T22:16:02Z", "ms": -1298511837898.8203 }, "end": { "local": "1928-11-08T06:16:02+08:00", "utc": "1928-11-07T22:16:02Z", "ms": -1298511837898.8203 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:24 on Wed 7 Nov to 10:09 on Thu 8 Nov.", "fact": "1928-11-07T01:24:21Z → 1928-11-08T02:08:51Z" }, { "step": "kaala", "text": "Sunrise is at 06:15 on the 7th and 06:16 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 7th and is on the 8th.", "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 11340 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Fuzhou, 1928: Thursday 8 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": "1928-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Ramā Ekādaśī 1928 falls on Thursday 8 November. Ekādaśī runs from 09:24 on Wed 7 Nov to 10:09 on Thu 8 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-11-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21128, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-11-08T10:08:51+08:00", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "end": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-08T10:08:51+08:00", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "end": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-08", "window": { "start": { "local": "1928-11-08T17:16:48+08:00", "utc": "1928-11-08T09:16:48Z", "ms": -1298472192091.0574 }, "end": { "local": "1928-11-08T19:00:47+08:00", "utc": "1928-11-08T11:00:47Z", "ms": -1298465952669.42 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T17:16:16+08:00", "utc": "1928-11-09T09:16:16Z", "ms": -1298385824349.5435 }, "end": { "local": "1928-11-09T19:00:25+08:00", "utc": "1928-11-09T11:00:25Z", "ms": -1298379575047.4648 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 10:09 on Thu 8 Nov to 11:24 on Fri 9 Nov.", "fact": "1928-11-08T02:08:51Z → 1928-11-09T03:24:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:17–19:01 on the 8th, 17:16–19:00 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 104 of 104 minutes on the 8th and 0 of 104 on the 9th.", "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 21128 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Fuzhou, 1928: Thursday 8 November.", "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": "1928-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Govatsa Dvādaśī (Vasu Baras) 1928 falls on Thursday 8 November. Dvādaśī runs from 10:09 on Thu 8 Nov to 11:24 on Fri 9 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14959, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T17:16:16+08:00", "utc": "1928-11-09T09:16:16Z", "ms": -1298385824349.5435 }, "end": { "local": "1928-11-09T19:00:25+08:00", "utc": "1928-11-09T11:00:25Z", "ms": -1298379575047.4648 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T17:15:45+08:00", "utc": "1928-11-10T09:15:45Z", "ms": -1298299455262.3281 }, "end": { "local": "1928-11-10T19:00:04+08:00", "utc": "1928-11-10T11:00:04Z", "ms": -1298293196211.7195 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:24 on Fri 9 Nov to 13:06 on Sat 10 Nov.", "fact": "1928-11-09T03:24:08Z → 1928-11-10T05:06:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:16–19:00 on the 9th, 17:16–19:00 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 104 of 104 minutes on the 9th and 0 of 104 on the 10th.", "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 14959 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Fuzhou, 1928: Friday 9 November.", "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": "1928-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dīpadāna 1928 falls on Friday 9 November. Trayodaśī runs from 11:24 on Fri 9 Nov to 13:06 on Sat 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-11-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14959, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-09T11:24:08+08:00", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T17:16:16+08:00", "utc": "1928-11-09T09:16:16Z", "ms": -1298385824349.5435 }, "end": { "local": "1928-11-09T19:00:25+08:00", "utc": "1928-11-09T11:00:25Z", "ms": -1298379575047.4648 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T17:15:45+08:00", "utc": "1928-11-10T09:15:45Z", "ms": -1298299455262.3281 }, "end": { "local": "1928-11-10T19:00:04+08:00", "utc": "1928-11-10T11:00:04Z", "ms": -1298293196211.7195 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:24 on Fri 9 Nov to 13:06 on Sat 10 Nov.", "fact": "1928-11-09T03:24:08Z → 1928-11-10T05:06:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:16–19:00 on the 9th, 17:16–19:00 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 104 of 104 minutes on the 9th and 0 of 104 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 14959 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Friday 9 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": "1928-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 9 November. Trayodaśī runs from 11:24 on Fri 9 Nov to 13:06 on Sat 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-11-10", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29485, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T23:22:56+08:00", "utc": "1928-11-10T15:22:56Z", "ms": -1298277423822.546 }, "end": { "local": "1928-11-11T00:10:56+08:00", "utc": "1928-11-10T16:10:56Z", "ms": -1298274543822.546 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T23:23:03+08:00", "utc": "1928-11-11T15:23:03Z", "ms": -1298191017328.5957 }, "end": { "local": "1928-11-12T00:11:03+08:00", "utc": "1928-11-11T16:11:03Z", "ms": -1298188137328.5957 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov.", "fact": "1928-11-10T05:06:25Z → 1928-11-11T07:11:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 10th, 23:23–00:11 on the 11th.", "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 10th and 0 of 48 on the 11th.", "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 29485 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Saturday 10 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": "1928-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Saturday 10 November. Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-11-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24540, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-10T13:06:25+08:00", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T04:33:16+08:00", "utc": "1928-11-09T20:33:16Z", "ms": -1298345203886.033 }, "end": { "local": "1928-11-10T06:17:25+08:00", "utc": "1928-11-09T22:17:25Z", "ms": -1298338954583.9543 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T04:33:49+08:00", "utc": "1928-11-10T20:33:49Z", "ms": -1298258771433.3726 }, "end": { "local": "1928-11-11T06:18:08+08:00", "utc": "1928-11-10T22:18:08Z", "ms": -1298252512382.764 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov.", "fact": "1928-11-10T05:06:25Z → 1928-11-11T07:11:38Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:33–06:17 on the 10th, 04:34–06:18 on the 11th.", "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 0 of 104 minutes on the 10th and 104 of 104 on the 11th.", "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 24540 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Fuzhou, 1928: Sunday 11 November.", "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": "1928-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Naraka Caturdaśī (Choti Diwali) 1928 falls on Sunday 11 November. Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-11", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1227, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T17:15:15+08:00", "utc": "1928-11-11T09:15:15Z", "ms": -1298213084812.1008 }, "end": { "local": "1928-11-11T18:59:44+08:00", "utc": "1928-11-11T10:59:44Z", "ms": -1298206816149.8328 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T17:14:47+08:00", "utc": "1928-11-12T09:14:47Z", "ms": -1298126712982.4263 }, "end": { "local": "1928-11-12T18:59:25+08:00", "utc": "1928-11-12T10:59:25Z", "ms": -1298120434850.3975 } }, "covered_min": 20, "window_min": 105, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 15:12 on Sun 11 Nov to 17:35 on Mon 12 Nov.", "fact": "1928-11-11T07:11:38Z → 1928-11-12T09:35:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:15–19:00 on the 11th, 17:15–18:59 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 104 of 104 minutes on the 11th and 20 of 105 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "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 1227 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Fuzhou, 1928: Sunday 11 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1928-11-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "boundary" } ], "quote": "In Fuzhou, Lakṣmī Pūjā (Diwali) 1928 falls on Sunday 11 November. Amāvasyā runs from 15:12 on Sun 11 Nov to 17:35 on Mon 12 Nov and covers all of pradoṣa that evening. It also reaches the next evening for 20 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/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20876, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-11T15:11:38+08:00", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T23:23:03+08:00", "utc": "1928-11-11T15:23:03Z", "ms": -1298191017328.5957 }, "end": { "local": "1928-11-12T00:11:03+08:00", "utc": "1928-11-11T16:11:03Z", "ms": -1298188137328.5957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T23:23:10+08:00", "utc": "1928-11-12T15:23:10Z", "ms": -1298104609987.3184 }, "end": { "local": "1928-11-13T00:11:10+08:00", "utc": "1928-11-12T16:11:10Z", "ms": -1298101729987.3184 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 15:12 on Sun 11 Nov to 17:35 on Mon 12 Nov.", "fact": "1928-11-11T07:11:38Z → 1928-11-12T09:35:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 11th, 23:23–00:11 on the 12th.", "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 11th and 0 of 48 on the 12th.", "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 20876 s" }, { "step": "ruling", "text": "Kālī Pūjā, Fuzhou, 1928: Sunday 11 November.", "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": "1928-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Kālī Pūjā 1928 falls on Sunday 11 November. Amāvasyā runs from 15:12 on Sun 11 Nov to 17:35 on Mon 12 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19465, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T11:22:49+08:00", "utc": "1928-11-12T03:22:49Z", "ms": -1298147831413.7585 }, "end": { "local": "1928-11-12T12:10:49+08:00", "utc": "1928-11-12T04:10:49Z", "ms": -1298144951413.7585 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T11:22:57+08:00", "utc": "1928-11-13T03:22:57Z", "ms": -1298061423374.9468 }, "end": { "local": "1928-11-13T12:10:57+08:00", "utc": "1928-11-13T04:10:57Z", "ms": -1298058543374.9468 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 12th, 11:23–12:11 on the 13th.", "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 12th and 48 of 48 on the 13th.", "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 19465 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Fuzhou, 1928: Tuesday 13 November.", "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": "1928-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Govardhana Pūjā 1928 falls on Tuesday 13 November. Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-13", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1227, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T17:14:47+08:00", "utc": "1928-11-12T09:14:47Z", "ms": -1298126712982.4263 }, "end": { "local": "1928-11-12T18:59:25+08:00", "utc": "1928-11-12T10:59:25Z", "ms": -1298120434850.3975 } }, "covered_min": 84, "window_min": 105, "qualifies": true }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T17:14:20+08:00", "utc": "1928-11-13T09:14:20Z", "ms": -1298040339757.683 }, "end": { "local": "1928-11-13T18:59:08+08:00", "utc": "1928-11-13T10:59:08Z", "ms": -1298034052302.8857 } }, "covered_min": 105, "window_min": 105, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:15–18:59 on the 12th, 17:14–18:59 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 84 of 105 minutes on the 12th and 105 of 105 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "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 1227 s" }, { "step": "ruling", "text": "Bali Pūjā, Fuzhou, 1928: Tuesday 13 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1928-11-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-13", "confidence": "boundary" } ], "quote": "In Fuzhou, Bali Pūjā 1928 falls on Tuesday 13 November. Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov and covers all of pradoṣa that evening. It also reaches the previous evening for 84 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/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27465, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T17:35:14+08:00", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T06:18:50+08:00", "utc": "1928-11-11T22:18:50Z", "ms": -1298166069845.0908 }, "end": { "local": "1928-11-12T09:57:29+08:00", "utc": "1928-11-12T01:57:29Z", "ms": -1298152950890.8694 } }, "covered_min": 0, "window_min": 219, "qualifies": false }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T06:19:33+08:00", "utc": "1928-11-12T22:19:33Z", "ms": -1298079626992.2107 }, "end": { "local": "1928-11-13T09:57:49+08:00", "utc": "1928-11-13T01:57:49Z", "ms": -1298066531247.3682 } }, "covered_min": 218, "window_min": 218, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:19–09:57 on the 12th, 06:20–09:58 on the 13th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 0 of 219 minutes on the 12th and 218 of 218 on the 13th.", "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 27465 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Fuzhou, 1928: Tuesday 13 November.", "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": "1928-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Dyūta Pratipad 1928 falls on Tuesday 13 November. Pratipadā runs from 17:35 on Mon 12 Nov to 20:12 on Tue 13 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28865, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "end": { "local": "1928-11-14T22:55:49+08:00", "utc": "1928-11-14T14:55:49Z", "ms": -1297933451004.056 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-13T20:12:02+08:00", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "end": { "local": "1928-11-14T22:55:49+08:00", "utc": "1928-11-14T14:55:49Z", "ms": -1297933451004.056 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T11:22:57+08:00", "utc": "1928-11-13T03:22:57Z", "ms": -1298061423374.9468 }, "end": { "local": "1928-11-13T12:10:57+08:00", "utc": "1928-11-13T04:10:57Z", "ms": -1298058543374.9468 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-14", "window": { "start": { "local": "1928-11-14T11:23:06+08:00", "utc": "1928-11-14T03:23:06Z", "ms": -1297975014484.8647 }, "end": { "local": "1928-11-14T12:11:06+08:00", "utc": "1928-11-14T04:11:06Z", "ms": -1297972134484.8647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:12 on Tue 13 Nov to 22:56 on Wed 14 Nov.", "fact": "1928-11-13T12:12:02Z → 1928-11-14T14:55:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 13th, 11:23–12:11 on the 14th.", "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 13th and 48 of 48 on the 14th.", "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 28865 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Fuzhou, 1928: Wednesday 14 November.", "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": "1928-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dvitīyā (Bhai Dooj) 1928 falls on Wednesday 14 November. Dvitīyā runs from 20:12 on Tue 13 Nov to 22:56 on Wed 14 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25859, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-16T01:39:00+08:00", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-17T04:12:38+08:00", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-16T01:39:00+08:00", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-17T04:12:38+08:00", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-16", "window": { "start": { "local": "1928-11-16T11:23:26+08:00", "utc": "1928-11-16T03:23:26Z", "ms": -1297802194171.1665 }, "end": { "local": "1928-11-16T12:11:26+08:00", "utc": "1928-11-16T04:11:26Z", "ms": -1297799314171.1665 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-17", "window": { "start": { "local": "1928-11-17T11:23:37+08:00", "utc": "1928-11-17T03:23:37Z", "ms": -1297715782759.9355 }, "end": { "local": "1928-11-17T12:11:37+08:00", "utc": "1928-11-17T04:11:37Z", "ms": -1297712902759.9355 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:39 on Fri 16 Nov to 04:13 on Sat 17 Nov.", "fact": "1928-11-15T17:39:00Z → 1928-11-16T20:12:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 16th, 11:24–12:12 on the 17th.", "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 16th and 0 of 48 on the 17th.", "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 25859 s" }, { "step": "ruling", "text": "Nāga Caturthī, Fuzhou, 1928: Friday 16 November.", "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": "1928-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Caturthī 1928 falls on Friday 16 November. Caturthī runs from 01:39 on Fri 16 Nov to 04:13 on Sat 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-11-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25859, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-16T01:39:00+08:00", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-17T04:12:38+08:00", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-16T01:39:00+08:00", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-17T04:12:38+08:00", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-16", "window": { "start": { "local": "1928-11-16T11:23:26+08:00", "utc": "1928-11-16T03:23:26Z", "ms": -1297802194171.1665 }, "end": { "local": "1928-11-16T12:11:26+08:00", "utc": "1928-11-16T04:11:26Z", "ms": -1297799314171.1665 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-17", "window": { "start": { "local": "1928-11-17T11:23:37+08:00", "utc": "1928-11-17T03:23:37Z", "ms": -1297715782759.9355 }, "end": { "local": "1928-11-17T12:11:37+08:00", "utc": "1928-11-17T04:11:37Z", "ms": -1297712902759.9355 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:39 on Fri 16 Nov to 04:13 on Sat 17 Nov.", "fact": "1928-11-15T17:39:00Z → 1928-11-16T20:12:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 16th, 11:24–12:12 on the 17th.", "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 16th and 0 of 48 on the 17th.", "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 25859 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Friday 16 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": "1928-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Friday 16 November. Caturthī runs from 01:39 on Fri 16 Nov to 04:13 on Sat 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-11-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11535, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-11-18T06:26:53+08:00", "utc": "1928-11-17T22:26:53Z", "ms": -1297647187470.092 }, "end": { "local": "1928-11-19T08:11:48+08:00", "utc": "1928-11-19T00:11:48Z", "ms": -1297554492107.779 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-18T06:26:53+08:00", "utc": "1928-11-17T22:26:53Z", "ms": -1297647187470.092 }, "end": { "local": "1928-11-19T08:11:48+08:00", "utc": "1928-11-19T00:11:48Z", "ms": -1297554492107.779 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-18", "window": { "start": { "local": "1928-11-18T11:23:49+08:00", "utc": "1928-11-18T03:23:49Z", "ms": -1297629370522.1055 }, "end": { "local": "1928-11-18T12:11:49+08:00", "utc": "1928-11-18T04:11:49Z", "ms": -1297626490522.1055 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-19", "window": { "start": { "local": "1928-11-19T11:24:03+08:00", "utc": "1928-11-19T03:24:03Z", "ms": -1297542957465.8857 }, "end": { "local": "1928-11-19T12:12:03+08:00", "utc": "1928-11-19T04:12:03Z", "ms": -1297540077465.8857 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 06:27 on Sun 18 Nov to 08:12 on Mon 19 Nov.", "fact": "1928-11-17T22:26:53Z → 1928-11-19T00:11:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:24–12:12 on the 18th, 11:24–12:12 on the 19th.", "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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11535 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Fuzhou, 1928: Sunday 18 November.", "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": "1928-11-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Chhath) 1928 falls on Sunday 18 November. Ṣaṣṭhī runs from 06:27 on Sun 18 Nov to 08:12 on Mon 19 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6209, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-11-20T09:18:40+08:00", "utc": "1928-11-20T01:18:40Z", "ms": -1297464080121.4312 }, "end": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-20T09:18:40+08:00", "utc": "1928-11-20T01:18:40Z", "ms": -1297464080121.4312 }, "end": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-20", "window": { "start": { "local": "1928-11-20T11:24:16+08:00", "utc": "1928-11-20T03:24:16Z", "ms": -1297456543600.178 }, "end": { "local": "1928-11-20T12:12:16+08:00", "utc": "1928-11-20T04:12:16Z", "ms": -1297453663600.178 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T11:24:31+08:00", "utc": "1928-11-21T03:24:31Z", "ms": -1297370128934.4763 }, "end": { "local": "1928-11-21T12:12:31+08:00", "utc": "1928-11-21T04:12:31Z", "ms": -1297367248934.4763 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 09:19 on Tue 20 Nov to 09:41 on Wed 21 Nov.", "fact": "1928-11-20T01:18:40Z → 1928-11-21T01:41:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:24–12:12 on the 20th, 11:25–12:13 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6209 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Fuzhou, 1928: Tuesday 20 November.", "fact": "confidence: determinate" } ], "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": "1928-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Gopāṣṭamī 1928 falls on Tuesday 20 November. Aṣṭamī runs from 09:19 on Tue 20 Nov to 09:41 on Wed 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6209, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T09:15:35+08:00", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T09:15:35+08:00", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T11:24:31+08:00", "utc": "1928-11-21T03:24:31Z", "ms": -1297370128934.4763 }, "end": { "local": "1928-11-21T12:12:31+08:00", "utc": "1928-11-21T04:12:31Z", "ms": -1297367248934.4763 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-22", "window": { "start": { "local": "1928-11-22T11:24:47+08:00", "utc": "1928-11-22T03:24:47Z", "ms": -1297283713478.7205 }, "end": { "local": "1928-11-22T12:12:47+08:00", "utc": "1928-11-22T04:12:47Z", "ms": -1297280833478.7205 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 09:41 on Wed 21 Nov to 09:16 on Thu 22 Nov.", "fact": "1928-11-21T01:41:02Z → 1928-11-22T01:15:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:25–12:13 on the 21st, 11:25–12:13 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "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 6209 s" }, { "step": "ruling", "text": "Durgā Navamī, Fuzhou, 1928: Wednesday 21 November.", "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": "1928-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Navamī 1928 falls on Wednesday 21 November. Navamī runs from 09:41 on Wed 21 Nov to 09:16 on Thu 22 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-22", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1186, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T09:15:35+08:00", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-21T09:41:02+08:00", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T09:15:35+08:00", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T06:25:24+08:00", "utc": "1928-11-20T22:25:24Z", "ms": -1297388075762.3691 }, "end": { "local": "1928-11-21T10:00:49+08:00", "utc": "1928-11-21T02:00:49Z", "ms": -1297375151210.4407 } }, "covered_min": 20, "window_min": 215, "qualifies": true }, { "local_date": "1928-11-22", "window": { "start": { "local": "1928-11-22T06:26:09+08:00", "utc": "1928-11-21T22:26:09Z", "ms": -1297301631214.2732 }, "end": { "local": "1928-11-22T10:01:14+08:00", "utc": "1928-11-22T02:01:14Z", "ms": -1297288726057.238 } }, "covered_min": 169, "window_min": 215, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Navamī runs from 09:41 on Wed 21 Nov to 09:16 on Thu 22 Nov.", "fact": "1928-11-21T01:41:02Z → 1928-11-22T01:15:35Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:25–10:01 on the 21st, 06:26–10:01 on the 22nd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 20 of 215 minutes on the 21st and 169 of 215 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both forenoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1186 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Fuzhou, 1928: Thursday 22 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1928-11-22", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-22", "confidence": "boundary" } ], "quote": "In Fuzhou, Akṣaya Navamī (Amla Navami) 1928 falls on Thursday 22 November. Navamī runs from 09:41 on Wed 21 Nov to 09:16 on Thu 22 Nov and covers 169 of 215 minutes of pūrvāhṇa that forenoon. It also reaches the previous forenoon for 20 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/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-11-23", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1393, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-11-23T08:02:20+08:00", "utc": "1928-11-23T00:02:20Z", "ms": -1297209460243.936 }, "end": { "local": "1928-11-24T06:04:25+08:00", "utc": "1928-11-23T22:04:25Z", "ms": -1297130135411.7097 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-23T08:02:20+08:00", "utc": "1928-11-23T00:02:20Z", "ms": -1297209460243.936 }, "end": { "local": "1928-11-24T06:04:25+08:00", "utc": "1928-11-23T22:04:25Z", "ms": -1297130135411.7097 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-11-23", "window": { "start": { "local": "1928-11-23T06:26:53+08:00", "utc": "1928-11-22T22:26:53Z", "ms": -1297215186619.089 }, "end": { "local": "1928-11-23T06:26:53+08:00", "utc": "1928-11-22T22:26:53Z", "ms": -1297215186619.089 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-24", "window": { "start": { "local": "1928-11-24T06:27:38+08:00", "utc": "1928-11-23T22:27:38Z", "ms": -1297128742005.9768 }, "end": { "local": "1928-11-24T06:27:38+08:00", "utc": "1928-11-23T22:27:38Z", "ms": -1297128742005.9768 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:02 on Fri 23 Nov to 06:04 on Sat 24 Nov.", "fact": "1928-11-23T00:02:20Z → 1928-11-23T22:04:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:27 on the 23rd and 06:28 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 not on the 24th.", "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 1393 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Fuzhou, 1928: Friday 23 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": "1928-11-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Prabodhinī Ekādaśī 1928 falls on Friday 23 November. Ekādaśī runs from 08:02 on Fri 23 Nov to 06:04 on Sat 24 Nov, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-11-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-11-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19322, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-25T03:27:32+08:00", "utc": "1928-11-24T19:27:32Z", "ms": -1297053147553.25 }, "end": { "local": "1928-11-26T00:19:21+08:00", "utc": "1928-11-25T16:19:21Z", "ms": -1296978039360.55 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-25T03:27:32+08:00", "utc": "1928-11-24T19:27:32Z", "ms": -1297053147553.25 }, "end": { "local": "1928-11-26T00:19:21+08:00", "utc": "1928-11-25T16:19:21Z", "ms": -1296978039360.55 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-24", "window": { "start": { "local": "1928-11-24T17:11:02+08:00", "utc": "1928-11-24T09:11:02Z", "ms": -1297090138469.874 }, "end": { "local": "1928-11-24T18:57:20+08:00", "utc": "1928-11-24T10:57:20Z", "ms": -1297083759661.0278 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1928-11-25", "window": { "start": { "local": "1928-11-25T17:10:52+08:00", "utc": "1928-11-25T09:10:52Z", "ms": -1297003747543.1907 }, "end": { "local": "1928-11-25T18:57:18+08:00", "utc": "1928-11-25T10:57:18Z", "ms": -1296997361582.7207 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:28 on Sun 25 Nov to 00:19 on Mon 26 Nov.", "fact": "1928-11-24T19:27:32Z → 1928-11-25T16:19:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:11–18:57 on the 24th, 17:11–18:57 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 106 minutes on the 24th and 106 of 106 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 19322 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Sunday 25 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": "1928-11-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Sunday 25 November. Trayodaśī runs from 03:28 on Sun 25 Nov to 00:19 on Mon 26 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-11-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9454, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-11-26T20:48:44+08:00", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T17:05:25+08:00", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-26T20:48:44+08:00", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T17:05:25+08:00", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-26", "window": { "start": { "local": "1928-11-26T23:26:18+08:00", "utc": "1928-11-26T15:26:18Z", "ms": -1296894821710.6318 }, "end": { "local": "1928-11-27T00:14:18+08:00", "utc": "1928-11-26T16:14:18Z", "ms": -1296891941710.6318 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-27", "window": { "start": { "local": "1928-11-27T23:26:37+08:00", "utc": "1928-11-27T15:26:37Z", "ms": -1296808402504.5718 }, "end": { "local": "1928-11-28T00:14:37+08:00", "utc": "1928-11-27T16:14:37Z", "ms": -1296805522504.5718 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:49 on Mon 26 Nov to 17:05 on Tue 27 Nov.", "fact": "1928-11-26T12:48:44Z → 1928-11-27T09:05:25Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:26–00:14 on the 26th, 23:27–00:15 on the 27th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during niśītha. 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. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9454 s" }, { "step": "ruling", "text": "Rāsayātrā, Fuzhou, 1928: Monday 26 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": "1928-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāsayātrā 1928 falls on Monday 26 November. Pūrṇimā runs from 20:49 on Mon 26 Nov to 17:05 on Tue 27 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17469, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-11-26T20:48:44+08:00", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T17:05:25+08:00", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-26T20:48:44+08:00", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T17:05:25+08:00", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-26", "window": { "start": { "local": "1928-11-26T11:25:56+08:00", "utc": "1928-11-26T03:25:56Z", "ms": -1296938043959.5288 }, "end": { "local": "1928-11-26T12:13:56+08:00", "utc": "1928-11-26T04:13:56Z", "ms": -1296935163959.5288 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-27", "window": { "start": { "local": "1928-11-27T11:26:15+08:00", "utc": "1928-11-27T03:26:15Z", "ms": -1296851624706.63 }, "end": { "local": "1928-11-27T12:14:15+08:00", "utc": "1928-11-27T04:14:15Z", "ms": -1296848744706.63 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:49 on Mon 26 Nov to 17:05 on Tue 27 Nov.", "fact": "1928-11-26T12:48:44Z → 1928-11-27T09:05:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 26th, 11:26–12:14 on the 27th.", "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 26th and 48 of 48 on the 27th.", "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 17469 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Fuzhou, 1928: Tuesday 27 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": "1928-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Kārtikī Pūrṇimā 1928 falls on Tuesday 27 November. Pūrṇimā runs from 20:49 on Mon 26 Nov to 17:05 on Tue 27 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-11-30", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26042, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-30T06:20:13+08:00", "utc": "1928-11-29T22:20:13Z", "ms": -1296610786562.933 }, "end": { "local": "1928-12-01T03:26:11+08:00", "utc": "1928-11-30T19:26:11Z", "ms": -1296534828905.6206 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-11-30T06:20:13+08:00", "utc": "1928-11-29T22:20:13Z", "ms": -1296610786562.933 }, "end": { "local": "1928-12-01T03:26:11+08:00", "utc": "1928-11-30T19:26:11Z", "ms": -1296534828905.6206 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-11-29", "window": { "start": { "local": "1928-11-29T19:05:45+08:00", "utc": "1928-11-29T11:05:45Z", "ms": -1296651254923.9385 }, "end": { "local": "1928-11-29T19:05:45+08:00", "utc": "1928-11-29T11:05:45Z", "ms": -1296651254923.9385 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-30", "window": { "start": { "local": "1928-11-30T20:12:09+08:00", "utc": "1928-11-30T12:12:09Z", "ms": -1296560871272.4185 }, "end": { "local": "1928-11-30T20:12:09+08:00", "utc": "1928-11-30T12:12:09Z", "ms": -1296560871272.4185 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:20 on Fri 30 Nov to 03:26 on Sat 1 Dec.", "fact": "1928-11-29T22:20:13Z → 1928-11-30T19:26:11Z" }, { "step": "kaala", "text": "Moonrise is at 19:06 on the 29th and 20:12 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 29th and is on the 30th.", "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 26042 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Friday 30 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": "1928-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Friday 30 November. Caturthī runs from 06:20 on Fri 30 Nov to 03:26 on Sat 1 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-11-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/ekadashi?on=1928-12-07", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14359, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-12-07T00:41:25+08:00", "utc": "1928-12-06T16:41:25Z", "ms": -1296026315087.4712 }, "end": { "local": "1928-12-08T02:38:29+08:00", "utc": "1928-12-07T18:38:29Z", "ms": -1295932891168.6724 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-07T00:41:25+08:00", "utc": "1928-12-06T16:41:25Z", "ms": -1296026315087.4712 }, "end": { "local": "1928-12-08T02:38:29+08:00", "utc": "1928-12-07T18:38:29Z", "ms": -1295932891168.6724 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-12-07", "window": { "start": { "local": "1928-12-07T06:37:06+08:00", "utc": "1928-12-06T22:37:06Z", "ms": -1296004973832.016 }, "end": { "local": "1928-12-07T06:37:06+08:00", "utc": "1928-12-06T22:37:06Z", "ms": -1296004973832.016 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-12-08", "window": { "start": { "local": "1928-12-08T06:37:48+08:00", "utc": "1928-12-07T22:37:48Z", "ms": -1295918532234.9473 }, "end": { "local": "1928-12-08T06:37:48+08:00", "utc": "1928-12-07T22:37:48Z", "ms": -1295918532234.9473 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:41 on Fri 7 Dec to 02:38 on Sat 8 Dec.", "fact": "1928-12-06T16:41:25Z → 1928-12-07T18:38:29Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 7th and 06:38 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 7th and is not on the 8th.", "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 14359 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Fuzhou, 1928: Friday 7 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": "1928-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Utpannā Ekādaśī 1928 falls on Friday 7 December. Ekādaśī runs from 00:41 on Fri 7 Dec to 02:38 on Sat 8 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-12-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-12-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34435, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-12-09T05:00:20+08:00", "utc": "1928-12-08T21:00:20Z", "ms": -1295837979673.911 }, "end": { "local": "1928-12-10T07:37:47+08:00", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-09T05:00:20+08:00", "utc": "1928-12-08T21:00:20Z", "ms": -1295837979673.911 }, "end": { "local": "1928-12-10T07:37:47+08:00", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-09", "window": { "start": { "local": "1928-12-09T17:11:28+08:00", "utc": "1928-12-09T09:11:28Z", "ms": -1295794111918.3237 }, "end": { "local": "1928-12-09T18:59:10+08:00", "utc": "1928-12-09T10:59:10Z", "ms": -1295787650408.1301 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1928-12-10", "window": { "start": { "local": "1928-12-10T17:11:42+08:00", "utc": "1928-12-10T09:11:42Z", "ms": -1295707697926.298 }, "end": { "local": "1928-12-10T18:59:27+08:00", "utc": "1928-12-10T10:59:27Z", "ms": -1295701232954.0679 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:00 on Sun 9 Dec to 07:38 on Mon 10 Dec.", "fact": "1928-12-08T21:00:20Z → 1928-12-09T23:37:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:11–18:59 on the 9th, 17:12–18:59 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 108 of 108 minutes on the 9th and 0 of 108 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 34435 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1928: Sunday 9 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": "1928-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1928 falls on Sunday 9 December. Trayodaśī runs from 05:00 on Sun 9 Dec to 07:38 on Mon 10 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/shivaratri?on=1928-12-10", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26308, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-12-10T07:37:47+08:00", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "end": { "local": "1928-12-11T10:22:11+08:00", "utc": "1928-12-11T02:22:11Z", "ms": -1295645869230.5684 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-10T07:37:47+08:00", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "end": { "local": "1928-12-11T10:22:11+08:00", "utc": "1928-12-11T02:22:11Z", "ms": -1295645869230.5684 } }, "kaala": "nishita", "days": [ { "local_date": "1928-12-09", "window": { "start": { "local": "1928-12-09T23:31:19+08:00", "utc": "1928-12-09T15:31:19Z", "ms": -1295771321255.0981 }, "end": { "local": "1928-12-10T00:19:19+08:00", "utc": "1928-12-09T16:19:19Z", "ms": -1295768441255.0981 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-10", "window": { "start": { "local": "1928-12-10T23:31:46+08:00", "utc": "1928-12-10T15:31:46Z", "ms": -1295684894280.435 }, "end": { "local": "1928-12-11T00:19:46+08:00", "utc": "1928-12-10T16:19:46Z", "ms": -1295682014280.435 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:38 on Mon 10 Dec to 10:22 on Tue 11 Dec.", "fact": "1928-12-09T23:37:47Z → 1928-12-11T02:22:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:31–00:19 on the 9th, 23:32–00:20 on the 10th.", "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 9th and 48 of 48 on the 10th.", "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 26308 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1928: Monday 10 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": "1928-12-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1928 falls on Monday 10 December. Caturdaśī runs from 07:38 on Mon 10 Dec to 10:22 on Tue 11 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1928/shivaratri?on=1928-12-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-12-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28262, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-12-15T20:12:50+08:00", "utc": "1928-12-15T12:12:50Z", "ms": -1295264829899.776 }, "end": { "local": "1928-12-16T21:55:46+08:00", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-15T20:12:50+08:00", "utc": "1928-12-15T12:12:50Z", "ms": -1295264829899.776 }, "end": { "local": "1928-12-16T21:55:46+08:00", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-15", "window": { "start": { "local": "1928-12-15T11:33:48+08:00", "utc": "1928-12-15T03:33:48Z", "ms": -1295295972119.7195 }, "end": { "local": "1928-12-15T12:21:48+08:00", "utc": "1928-12-15T04:21:48Z", "ms": -1295293092119.7195 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-16", "window": { "start": { "local": "1928-12-16T11:34:17+08:00", "utc": "1928-12-16T03:34:17Z", "ms": -1295209542779.245 }, "end": { "local": "1928-12-16T12:22:17+08:00", "utc": "1928-12-16T04:22:17Z", "ms": -1295206662779.245 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:13 on Sat 15 Dec to 21:56 on Sun 16 Dec.", "fact": "1928-12-15T12:12:50Z → 1928-12-16T13:55:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 15th, 11:34–12:22 on the 16th.", "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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28262 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1928: Sunday 16 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": "1928-12-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1928 falls on Sunday 16 December. Caturthī runs from 20:13 on Sat 15 Dec to 21:56 on Sun 16 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/vinayaka-chaturthi?on=1928-12-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34409, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-12-16T21:55:46+08:00", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "end": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-16T21:55:46+08:00", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "end": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-16", "window": { "start": { "local": "1928-12-16T11:34:17+08:00", "utc": "1928-12-16T03:34:17Z", "ms": -1295209542779.245 }, "end": { "local": "1928-12-16T12:22:17+08:00", "utc": "1928-12-16T04:22:17Z", "ms": -1295206662779.245 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T11:34:47+08:00", "utc": "1928-12-17T03:34:47Z", "ms": -1295123113218.6853 }, "end": { "local": "1928-12-17T12:22:47+08:00", "utc": "1928-12-17T04:22:47Z", "ms": -1295120233218.6853 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:56 on Sun 16 Dec to 23:10 on Mon 17 Dec.", "fact": "1928-12-16T13:55:46Z → 1928-12-17T15:10:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 16th, 11:35–12:23 on the 17th.", "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 16th and 48 of 48 on the 17th.", "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 34409 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Fuzhou, 1928: Monday 17 December.", "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": "1928-12-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī (Mārgaśīrṣa) 1928 falls on Monday 17 December. Pañcamī runs from 21:56 on Sun 16 Dec to 23:10 on Mon 17 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38857, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T11:34:47+08:00", "utc": "1928-12-17T03:34:47Z", "ms": -1295123113218.6853 }, "end": { "local": "1928-12-17T12:22:47+08:00", "utc": "1928-12-17T04:22:47Z", "ms": -1295120233218.6853 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:35:17+08:00", "utc": "1928-12-18T03:35:17Z", "ms": -1295036683474.5093 }, "end": { "local": "1928-12-18T12:23:17+08:00", "utc": "1928-12-18T04:23:17Z", "ms": -1295033803474.5093 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 23:10 on Mon 17 Dec to 23:52 on Tue 18 Dec.", "fact": "1928-12-17T15:10:24Z → 1928-12-18T15:51:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 17th, 11:35–12:23 on the 18th.", "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 17th and 48 of 48 on the 18th.", "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 38857 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Fuzhou, 1928: Tuesday 18 December.", "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": "1928-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Campā Ṣaṣṭhī 1928 falls on Tuesday 18 December. Ṣaṣṭhī runs from 23:10 on Mon 17 Dec to 23:52 on Tue 18 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38857, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-17T23:10:24+08:00", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T11:34:47+08:00", "utc": "1928-12-17T03:34:47Z", "ms": -1295123113218.6853 }, "end": { "local": "1928-12-17T12:22:47+08:00", "utc": "1928-12-17T04:22:47Z", "ms": -1295120233218.6853 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:35:17+08:00", "utc": "1928-12-18T03:35:17Z", "ms": -1295036683474.5093 }, "end": { "local": "1928-12-18T12:23:17+08:00", "utc": "1928-12-18T04:23:17Z", "ms": -1295033803474.5093 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 23:10 on Mon 17 Dec to 23:52 on Tue 18 Dec.", "fact": "1928-12-17T15:10:24Z → 1928-12-18T15:51:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 17th, 11:35–12:23 on the 18th.", "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 17th and 48 of 48 on the 18th.", "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 38857 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Fuzhou, 1928: Tuesday 18 December.", "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": "1928-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī 1928 falls on Tuesday 18 December. Ṣaṣṭhī runs from 23:10 on Mon 17 Dec to 23:52 on Tue 18 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41314, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "end": { "local": "1928-12-19T23:56:02+08:00", "utc": "1928-12-19T15:56:02Z", "ms": -1294905837941.455 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-18T23:51:51+08:00", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "end": { "local": "1928-12-19T23:56:02+08:00", "utc": "1928-12-19T15:56:02Z", "ms": -1294905837941.455 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:35:17+08:00", "utc": "1928-12-18T03:35:17Z", "ms": -1295036683474.5093 }, "end": { "local": "1928-12-18T12:23:17+08:00", "utc": "1928-12-18T04:23:17Z", "ms": -1295033803474.5093 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-19", "window": { "start": { "local": "1928-12-19T11:35:46+08:00", "utc": "1928-12-19T03:35:46Z", "ms": -1294950253583.0627 }, "end": { "local": "1928-12-19T12:23:46+08:00", "utc": "1928-12-19T04:23:46Z", "ms": -1294947373583.0627 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 23:52 on Tue 18 Dec to 23:56 on Wed 19 Dec.", "fact": "1928-12-18T15:51:51Z → 1928-12-19T15:56:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 18th, 11:36–12:24 on the 19th.", "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 18th and 48 of 48 on the 19th.", "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 41314 s" }, { "step": "ruling", "text": "Mitra Saptamī, Fuzhou, 1928: Wednesday 19 December.", "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": "1928-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Mitra Saptamī 1928 falls on Wednesday 19 December. Saptamī runs from 23:52 on Tue 18 Dec to 23:56 on Wed 19 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/ekadashi?on=1928-12-23", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38311, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-12-22T20:08:16+08:00", "utc": "1928-12-22T12:08:16Z", "ms": -1294660304329.133 }, "end": { "local": "1928-12-23T17:37:06+08:00", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-22T20:08:16+08:00", "utc": "1928-12-22T12:08:16Z", "ms": -1294660304329.133 }, "end": { "local": "1928-12-23T17:37:06+08:00", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-12-23", "window": { "start": { "local": "1928-12-23T06:46:47+08:00", "utc": "1928-12-22T22:46:47Z", "ms": -1294621993278.1365 }, "end": { "local": "1928-12-23T06:46:47+08:00", "utc": "1928-12-22T22:46:47Z", "ms": -1294621993278.1365 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-12-24", "window": { "start": { "local": "1928-12-24T06:47:15+08:00", "utc": "1928-12-23T22:47:15Z", "ms": -1294535564919.2473 }, "end": { "local": "1928-12-24T06:47:15+08:00", "utc": "1928-12-23T22:47:15Z", "ms": -1294535564919.2473 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:08 on Sat 22 Dec to 17:37 on Sun 23 Dec.", "fact": "1928-12-22T12:08:16Z → 1928-12-23T09:37:06Z" }, { "step": "kaala", "text": "Sunrise is at 06:47 on the 23rd and 06:47 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 38311 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Fuzhou, 1928: Sunday 23 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": "1928-12-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Mokṣadā Ekādaśī 1928 falls on Sunday 23 December. Ekādaśī runs from 20:08 on Sat 22 Dec to 17:37 on Sun 23 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/ekadashi?on=1928-12-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7789, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-12-23T17:37:06+08:00", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "end": { "local": "1928-12-24T14:36:06+08:00", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-23T17:37:06+08:00", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "end": { "local": "1928-12-24T14:36:06+08:00", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-23", "window": { "start": { "local": "1928-12-23T11:37:47+08:00", "utc": "1928-12-23T03:37:47Z", "ms": -1294604533254.3623 }, "end": { "local": "1928-12-23T12:25:47+08:00", "utc": "1928-12-23T04:25:47Z", "ms": -1294601653254.3623 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-24", "window": { "start": { "local": "1928-12-24T11:38:17+08:00", "utc": "1928-12-24T03:38:17Z", "ms": -1294518103151.0598 }, "end": { "local": "1928-12-24T12:26:17+08:00", "utc": "1928-12-24T04:26:17Z", "ms": -1294515223151.0598 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:37 on Sun 23 Dec to 14:36 on Mon 24 Dec.", "fact": "1928-12-23T09:37:06Z → 1928-12-24T06:36:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 23rd, 11:38–12:26 on the 24th.", "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 23rd and 48 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 7789 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Fuzhou, 1928: Monday 24 December.", "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": "1928-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Akhaṇḍa Dvādaśī 1928 falls on Monday 24 December. Dvādaśī runs from 17:37 on Sun 23 Dec to 14:36 on Mon 24 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/pradosha-vrata?on=1928-12-24", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9673, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-12-24T14:36:06+08:00", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "end": { "local": "1928-12-25T11:12:41+08:00", "utc": "1928-12-25T03:12:41Z", "ms": -1294433239211.4927 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-24T14:36:06+08:00", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "end": { "local": "1928-12-25T11:12:41+08:00", "utc": "1928-12-25T03:12:41Z", "ms": -1294433239211.4927 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-24", "window": { "start": { "local": "1928-12-24T17:17:19+08:00", "utc": "1928-12-24T09:17:19Z", "ms": -1294497761382.8723 }, "end": { "local": "1928-12-24T19:05:22+08:00", "utc": "1928-12-24T11:05:22Z", "ms": -1294491278226.629 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1928-12-25", "window": { "start": { "local": "1928-12-25T17:17:52+08:00", "utc": "1928-12-25T09:17:52Z", "ms": -1294411328494.6665 }, "end": { "local": "1928-12-25T19:05:54+08:00", "utc": "1928-12-25T11:05:54Z", "ms": -1294404846252.7068 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:36 on Mon 24 Dec to 11:13 on Tue 25 Dec.", "fact": "1928-12-24T06:36:06Z → 1928-12-25T03:12:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:17–19:05 on the 24th, 17:18–19:06 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 108 of 108 minutes on the 24th and 0 of 108 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 9673 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1928: Monday 24 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": "1928-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1928 falls on Monday 24 December. Trayodaśī runs from 14:36 on Mon 24 Dec to 11:13 on Tue 25 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/pradosha-vrata?on=1928-12-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1928/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31692, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-12-26T07:35:37+08:00", "utc": "1928-12-25T23:35:37Z", "ms": -1294359863422.1538 }, "end": { "local": "1928-12-27T03:54:38+08:00", "utc": "1928-12-26T19:54:38Z", "ms": -1294286721647.2585 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-26T07:35:37+08:00", "utc": "1928-12-25T23:35:37Z", "ms": -1294359863422.1538 }, "end": { "local": "1928-12-27T03:54:38+08:00", "utc": "1928-12-26T19:54:38Z", "ms": -1294286721647.2585 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-25", "window": { "start": { "local": "1928-12-25T17:17:52+08:00", "utc": "1928-12-25T09:17:52Z", "ms": -1294411328494.6665 }, "end": { "local": "1928-12-25T19:05:54+08:00", "utc": "1928-12-25T11:05:54Z", "ms": -1294404846252.7068 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1928-12-26", "window": { "start": { "local": "1928-12-26T17:18:25+08:00", "utc": "1928-12-26T09:18:25Z", "ms": -1294324894598.5667 }, "end": { "local": "1928-12-26T19:06:26+08:00", "utc": "1928-12-26T11:06:26Z", "ms": -1294318413565.5186 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:36 on Wed 26 Dec to 03:55 on Thu 27 Dec.", "fact": "1928-12-25T23:35:37Z → 1928-12-26T19:54:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:18–19:06 on the 25th, 17:18–19:06 on the 26th.", "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 108 minutes on the 25th and 108 of 108 on the 26th.", "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 31692 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Fuzhou, 1928: Wednesday 26 December.", "fact": "confidence: determinate" } ], "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": "1928-12-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Dattātreyotpatti (Datta Jayanti) 1928 falls on Wednesday 26 December. Pūrṇimā runs from 07:36 on Wed 26 Dec to 03:55 on Thu 27 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1928/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": "/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-12-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1928, "local_date": "1928-12-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6702, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-12-29T18:13:17+08:00", "utc": "1928-12-29T10:13:17Z", "ms": -1294062403219.7131 }, "end": { "local": "1928-12-30T16:01:05+08:00", "utc": "1928-12-30T08:01:05Z", "ms": -1293983934815.8484 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-29T18:13:17+08:00", "utc": "1928-12-29T10:13:17Z", "ms": -1294062403219.7131 }, "end": { "local": "1928-12-30T16:01:05+08:00", "utc": "1928-12-30T08:01:05Z", "ms": -1293983934815.8484 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-12-29", "window": { "start": { "local": "1928-12-29T20:04:58+08:00", "utc": "1928-12-29T12:04:58Z", "ms": -1294055701630.0576 }, "end": { "local": "1928-12-29T20:04:58+08:00", "utc": "1928-12-29T12:04:58Z", "ms": -1294055701630.0576 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-12-30", "window": { "start": { "local": "1928-12-30T21:10:16+08:00", "utc": "1928-12-30T13:10:16Z", "ms": -1293965384444.7488 }, "end": { "local": "1928-12-30T21:10:16+08:00", "utc": "1928-12-30T13:10:16Z", "ms": -1293965384444.7488 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:13 on Sat 29 Dec to 16:01 on Sun 30 Dec.", "fact": "1928-12-29T10:13:17Z → 1928-12-30T08:01:05Z" }, { "step": "kaala", "text": "Moonrise is at 20:05 on the 29th and 21:10 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 29th and is not on the 30th.", "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 6702 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1928: Saturday 29 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": "1928-12-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1928 falls on Saturday 29 December. Caturthī runs from 18:13 on Sat 29 Dec to 16:01 on Sun 30 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1928/sankashta-chaturthi?on=1928-12-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }