{ "id": "/giza/festivals/1992", "place": { "id": "360995", "slug": "giza", "name": "Giza", "region": "Egypt", "country": "EG", "lat": 30.00944, "lon": 31.20861, "elevation_m": 19, "tz": "Africa/Cairo" }, "year": 1992, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-01-02", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-02", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2119, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-01-01T18:20:29+02:00", "utc": "1992-01-01T16:20:29Z", "ms": 694282829175.2106 }, "end": { "local": "1992-01-02T20:18:30+02:00", "utc": "1992-01-02T18:18:30Z", "ms": 694376310411.8047 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-01-01T18:20:29+02:00", "utc": "1992-01-01T16:20:29Z", "ms": 694282829175.2106 }, "end": { "local": "1992-01-02T20:18:30+02:00", "utc": "1992-01-02T18:18:30Z", "ms": 694376310411.8047 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-01-01", "window": { "start": { "local": "1992-01-01T17:05:42+02:00", "utc": "1992-01-01T15:05:42Z", "ms": 694278342386.3832 }, "end": { "local": "1992-01-01T18:55:49+02:00", "utc": "1992-01-01T16:55:49Z", "ms": 694284948539.255 } }, "covered_min": 35, "window_min": 110, "qualifies": true }, { "local_date": "1992-01-02", "window": { "start": { "local": "1992-01-02T17:06:25+02:00", "utc": "1992-01-02T15:06:25Z", "ms": 694364784691.2755 }, "end": { "local": "1992-01-02T18:56:27+02:00", "utc": "1992-01-02T16:56:27Z", "ms": 694371387006.9753 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:20 on Wed 1 Jan to 20:19 on Thu 2 Jan.", "fact": "1992-01-01T16:20:29Z → 1992-01-02T18:18:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:06–18:56 on the 1st, 17:06–18:56 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 35 of 110 minutes on the 1st and 110 of 110 on the 2nd.", "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 2119 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Thursday 2 January.", "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": "1992-01-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-02", "confidence": "boundary" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Thursday 2 January. Trayodaśī runs from 18:20 on Wed 1 Jan to 20:19 on Thu 2 Jan and covers all of pradoṣa that evening. It also reaches the previous evening for 35 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/giza/festivals/1992/pradosha-vrata?on=1992-01-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-01-02", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3526, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-01-02T20:18:30+02:00", "utc": "1992-01-02T18:18:30Z", "ms": 694376310411.8047 }, "end": { "local": "1992-01-03T22:36:45+02:00", "utc": "1992-01-03T20:36:45Z", "ms": 694471004555.6799 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-01-02T20:18:30+02:00", "utc": "1992-01-02T18:18:30Z", "ms": 694376310411.8047 }, "end": { "local": "1992-01-03T22:36:45+02:00", "utc": "1992-01-03T20:36:45Z", "ms": 694471004555.6799 } }, "kaala": "nishita", "days": [ { "local_date": "1992-01-02", "window": { "start": { "local": "1992-01-02T23:35:03+02:00", "utc": "1992-01-02T21:35:03Z", "ms": 694388103375.1497 }, "end": { "local": "1992-01-03T00:23:03+02:00", "utc": "1992-01-02T22:23:03Z", "ms": 694390983375.1497 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-01-03", "window": { "start": { "local": "1992-01-03T23:35:31+02:00", "utc": "1992-01-03T21:35:31Z", "ms": 694474530954.3483 }, "end": { "local": "1992-01-04T00:23:31+02:00", "utc": "1992-01-03T22:23:31Z", "ms": 694477410954.3483 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:19 on Thu 2 Jan to 22:37 on Fri 3 Jan.", "fact": "1992-01-02T18:18:30Z → 1992-01-03T20:36:45Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:35–00:23 on the 2nd, 23:36–00:24 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "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 3526 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Thursday 2 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": "1992-01-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-02", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Thursday 2 January. Caturdaśī runs from 20:19 on Thu 2 Jan to 22:37 on Fri 3 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-01-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-01-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-08", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 192, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-01-08T09:14:38+02:00", "utc": "1992-01-08T07:14:38Z", "ms": 694854878309.264 }, "end": { "local": "1992-01-09T11:41:19+02:00", "utc": "1992-01-09T09:41:19Z", "ms": 694950078801.9254 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-01-08T09:14:38+02:00", "utc": "1992-01-08T07:14:38Z", "ms": 694854878309.264 }, "end": { "local": "1992-01-09T11:41:19+02:00", "utc": "1992-01-09T09:41:19Z", "ms": 694950078801.9254 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-01-08", "window": { "start": { "local": "1992-01-08T11:37:41+02:00", "utc": "1992-01-08T09:37:41Z", "ms": 694863460788.5635 }, "end": { "local": "1992-01-08T12:25:41+02:00", "utc": "1992-01-08T10:25:41Z", "ms": 694866340788.5635 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-01-09", "window": { "start": { "local": "1992-01-09T11:38:07+02:00", "utc": "1992-01-09T09:38:07Z", "ms": 694949886514.0708 }, "end": { "local": "1992-01-09T12:26:07+02:00", "utc": "1992-01-09T10:26:07Z", "ms": 694952766514.0708 } }, "covered_min": 3, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:15 on Wed 8 Jan to 11:41 on Thu 9 Jan.", "fact": "1992-01-08T07:14:38Z → 1992-01-09T09:41:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 8th, 11:38–12:26 on the 9th.", "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 8th and 3 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 192 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Wednesday 8 January.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "1992-01-08", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-08", "confidence": "boundary" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Wednesday 8 January. Caturthī runs from 09:15 on Wed 8 Jan to 11:41 on Thu 9 Jan and covers all of madhyāhna that midday. It also reaches the next midday for 3 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 3 min 12 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-01-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3395, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-02-13T07:11:31+02:00", "utc": "1992-02-13T05:11:31Z", "ms": 697957890850.2163 } }, "span": { "of": "transit", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 } }, "kaala": "sunset-day", "days": [ { "local_date": "1992-01-14", "window": { "start": { "local": "1992-01-13T17:15:00+02:00", "utc": "1992-01-13T15:15:00Z", "ms": 695315699981.5116 }, "end": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1992-01-15", "window": { "start": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 }, "end": { "local": "1992-01-15T17:16:41+02:00", "utc": "1992-01-15T15:16:41Z", "ms": 695488600685.196 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1992-01-15", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 18:12 on Tue 14 Jan.", "fact": "1992-01-14T16:12:25Z · 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 17:16, and the day of the 15th ends at 17:17.", "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 14th and 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 sunset → only-day · margin 3395 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Wednesday 15 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Giza, 1992: Tuesday 14 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": "1992-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1992-01-13", "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": "1992-01-13", "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 Giza, Bhogi 1992 falls on Tuesday 14 January. It is kept the day before Pongal, which falls on Wednesday 15 January. The Sun enters Makara at 18:12 on Tue 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th. Counted from midnight, or counted from sunrise, as in Orissa, it is 13 January.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20855, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-02-13T07:11:31+02:00", "utc": "1992-02-13T05:11:31Z", "ms": 697957890850.2163 } }, "span": { "of": "transit", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 } }, "kaala": "civil-day", "days": [ { "local_date": "1992-01-14", "window": { "start": { "local": "1992-01-14T00:00:00+02:00", "utc": "1992-01-13T22:00:00Z", "ms": 695340000000 }, "end": { "local": "1992-01-15T00:00:00+02:00", "utc": "1992-01-14T22:00:00Z", "ms": 695426400000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true }, { "local_date": "1992-01-15", "window": { "start": { "local": "1992-01-15T00:00:00+02:00", "utc": "1992-01-14T22:00:00Z", "ms": 695426400000 }, "end": { "local": "1992-01-16T00:00:00+02:00", "utc": "1992-01-15T22:00:00Z", "ms": 695512800000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 18:12 on Tue 14 Jan.", "fact": "1992-01-14T16:12:25Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Giza.", "fact": "civil-day: midnight-to-midnight · Africa/Cairo" }, { "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 20855 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Giza, 1992: Tuesday 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": "1992-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1992-01-14", "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": "1992-01-15", "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 Giza, Makara Saṅkrānti 1992 falls on Tuesday 14 January. The Sun enters Makara at 18:12 on Tue 14 Jan, and the rule counts the day from midnight. By the Tamil rule for the first day of a solar month, which gives a transit after sunset to the next day, it is 15 January.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3395, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-02-13T07:11:31+02:00", "utc": "1992-02-13T05:11:31Z", "ms": 697957890850.2163 } }, "span": { "of": "transit", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 } }, "kaala": "sunset-day", "days": [ { "local_date": "1992-01-14", "window": { "start": { "local": "1992-01-13T17:15:00+02:00", "utc": "1992-01-13T15:15:00Z", "ms": 695315699981.5116 }, "end": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1992-01-15", "window": { "start": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 }, "end": { "local": "1992-01-15T17:16:41+02:00", "utc": "1992-01-15T15:16:41Z", "ms": 695488600685.196 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 18:12 on Tue 14 Jan.", "fact": "1992-01-14T16:12:25Z · 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 17:16, and the day of the 15th ends at 17:17.", "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 14th and 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 sunset → only-day · margin 3395 s" }, { "step": "ruling", "text": "Pongal, Giza, 1992: Wednesday 15 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": "1992-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1992-01-14", "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": "1992-01-14", "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 Giza, Pongal 1992 falls on Wednesday 15 January. The Sun enters Makara at 18:12 on Tue 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th. Counted from midnight, or counted from sunrise, as in Orissa, it is 14 January.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3395, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-02-13T07:11:31+02:00", "utc": "1992-02-13T05:11:31Z", "ms": 697957890850.2163 } }, "span": { "of": "transit", "start": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 }, "end": { "local": "1992-01-14T18:12:25+02:00", "utc": "1992-01-14T16:12:25Z", "ms": 695405545071.2733 } }, "kaala": "sunset-day", "days": [ { "local_date": "1992-01-14", "window": { "start": { "local": "1992-01-13T17:15:00+02:00", "utc": "1992-01-13T15:15:00Z", "ms": 695315699981.5116 }, "end": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1992-01-15", "window": { "start": { "local": "1992-01-14T17:15:50+02:00", "utc": "1992-01-14T15:15:50Z", "ms": 695402150151.817 }, "end": { "local": "1992-01-15T17:16:41+02:00", "utc": "1992-01-15T15:16:41Z", "ms": 695488600685.196 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1992-01-15", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 18:12 on Tue 14 Jan.", "fact": "1992-01-14T16:12:25Z · 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 17:16, and the day of the 15th ends at 17:17.", "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 14th and 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 sunset → only-day · margin 3395 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Wednesday 15 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Giza, 1992: Thursday 16 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": "1992-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-16", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1992-01-15", "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": "1992-01-15", "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 Giza, Mattu Pongal 1992 falls on Thursday 16 January. It is kept the day after Pongal, which falls on Wednesday 15 January. The Sun enters Makara at 18:12 on Tue 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th. Counted from midnight, or counted from sunrise, as in Orissa, it is 15 January.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-01-16", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20830, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-01-15T14:41:49+02:00", "utc": "1992-01-15T12:41:49Z", "ms": 695479308554.7753 }, "end": { "local": "1992-01-16T12:39:18+02:00", "utc": "1992-01-16T10:39:18Z", "ms": 695558357919.3583 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-01-15T14:41:49+02:00", "utc": "1992-01-15T12:41:49Z", "ms": 695479308554.7753 }, "end": { "local": "1992-01-16T12:39:18+02:00", "utc": "1992-01-16T10:39:18Z", "ms": 695558357919.3583 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-01-15", "window": { "start": { "local": "1992-01-15T06:52:16+02:00", "utc": "1992-01-15T04:52:16Z", "ms": 695451136290.1179 }, "end": { "local": "1992-01-15T06:52:16+02:00", "utc": "1992-01-15T04:52:16Z", "ms": 695451136290.1179 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-01-16", "window": { "start": { "local": "1992-01-16T06:52:08+02:00", "utc": "1992-01-16T04:52:08Z", "ms": 695537528205.9839 }, "end": { "local": "1992-01-16T06:52:08+02:00", "utc": "1992-01-16T04:52:08Z", "ms": 695537528205.9839 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:42 on Wed 15 Jan to 12:39 on Thu 16 Jan.", "fact": "1992-01-15T12:41:49Z → 1992-01-16T10:39:18Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 15th and 06:52 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 20830 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Giza, 1992: Thursday 16 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": "1992-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-16", "confidence": "determinate" } ], "quote": "In Giza, Putradā Ekādaśī 1992 falls on Thursday 16 January. Ekādaśī runs from 14:42 on Wed 15 Jan to 12:39 on Thu 16 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-01-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-01-17", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26382, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-01-17T09:58:40+02:00", "utc": "1992-01-17T07:58:40Z", "ms": 695635120379.8269 }, "end": { "local": "1992-01-18T06:47:19+02:00", "utc": "1992-01-18T04:47:19Z", "ms": 695710038678.6879 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-01-17T09:58:40+02:00", "utc": "1992-01-17T07:58:40Z", "ms": 695635120379.8269 }, "end": { "local": "1992-01-18T06:47:19+02:00", "utc": "1992-01-18T04:47:19Z", "ms": 695710038678.6879 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-01-17", "window": { "start": { "local": "1992-01-17T17:18:23+02:00", "utc": "1992-01-17T15:18:23Z", "ms": 695661502684.573 }, "end": { "local": "1992-01-17T19:06:50+02:00", "utc": "1992-01-17T17:06:50Z", "ms": 695668009925.4733 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1992-01-18", "window": { "start": { "local": "1992-01-18T17:19:14+02:00", "utc": "1992-01-18T15:19:14Z", "ms": 695747954077.5364 }, "end": { "local": "1992-01-18T19:07:33+02:00", "utc": "1992-01-18T17:07:33Z", "ms": 695754452717.7333 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:59 on Fri 17 Jan to 06:47 on Sat 18 Jan.", "fact": "1992-01-17T07:58:40Z → 1992-01-18T04:47:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:18–19:07 on the 17th, 17:19–19:08 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 108 of 108 minutes on the 17th and 0 of 108 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 26382 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Friday 17 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": "1992-01-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-17", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Friday 17 January. Trayodaśī runs from 09:59 on Fri 17 Jan to 06:47 on Sat 18 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-01-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/sankashta-chaturthi?on=1992-01-22", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28322, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-01-22T12:42:18+02:00", "utc": "1992-01-22T10:42:18Z", "ms": 696076937663.2941 }, "end": { "local": "1992-01-23T09:51:14+02:00", "utc": "1992-01-23T07:51:14Z", "ms": 696153074277.1959 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-01-22T12:42:18+02:00", "utc": "1992-01-22T10:42:18Z", "ms": 696076937663.2941 }, "end": { "local": "1992-01-23T09:51:14+02:00", "utc": "1992-01-23T07:51:14Z", "ms": 696153074277.1959 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-01-22", "window": { "start": { "local": "1992-01-22T20:34:20+02:00", "utc": "1992-01-22T18:34:20Z", "ms": 696105259702.1708 }, "end": { "local": "1992-01-22T20:34:20+02:00", "utc": "1992-01-22T18:34:20Z", "ms": 696105259702.1708 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-01-23", "window": { "start": { "local": "1992-01-23T21:39:30+02:00", "utc": "1992-01-23T19:39:30Z", "ms": 696195569655.7936 }, "end": { "local": "1992-01-23T21:39:30+02:00", "utc": "1992-01-23T19:39:30Z", "ms": 696195569655.7936 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:42 on Wed 22 Jan to 09:51 on Thu 23 Jan.", "fact": "1992-01-22T10:42:18Z → 1992-01-23T07:51:14Z" }, { "step": "kaala", "text": "Moonrise is at 20:34 on the 22nd and 21:39 on the 23rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 22nd and is not on the 23rd.", "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 28322 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Wednesday 22 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": "1992-01-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-22", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Wednesday 22 January. Caturthī runs from 12:42 on Wed 22 Jan to 09:51 on Thu 23 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-01-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-01-30", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5067, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-01-29T08:12:21+02:00", "utc": "1992-01-29T06:12:21Z", "ms": 696665540825.5355 }, "end": { "local": "1992-01-30T10:21:52+02:00", "utc": "1992-01-30T08:21:52Z", "ms": 696759712262.5199 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-01-29T08:12:21+02:00", "utc": "1992-01-29T06:12:21Z", "ms": 696665540825.5355 }, "end": { "local": "1992-01-30T10:21:52+02:00", "utc": "1992-01-30T08:21:52Z", "ms": 696759712262.5199 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-01-29", "window": { "start": { "local": "1992-01-29T06:47:54+02:00", "utc": "1992-01-29T04:47:54Z", "ms": 696660474146.9523 }, "end": { "local": "1992-01-29T06:47:54+02:00", "utc": "1992-01-29T04:47:54Z", "ms": 696660474146.9523 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-01-30", "window": { "start": { "local": "1992-01-30T06:47:24+02:00", "utc": "1992-01-30T04:47:24Z", "ms": 696746843660.6732 }, "end": { "local": "1992-01-30T06:47:24+02:00", "utc": "1992-01-30T04:47:24Z", "ms": 696746843660.6732 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:12 on Wed 29 Jan to 10:22 on Thu 30 Jan.", "fact": "1992-01-29T06:12:21Z → 1992-01-30T08:21:52Z" }, { "step": "kaala", "text": "Sunrise is at 06:48 on the 29th and 06:47 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 5067 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Giza, 1992: Thursday 30 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": "1992-01-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-30", "confidence": "determinate" } ], "quote": "In Giza, Ṣaṭtilā Ekādaśī 1992 falls on Thursday 30 January. Ekādaśī runs from 08:12 on Wed 29 Jan to 10:22 on Thu 30 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-01-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-01-31", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6955, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-01-31T12:53:00+02:00", "utc": "1992-01-31T10:53:00Z", "ms": 696855180215.0593 }, "end": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-01-31T12:53:00+02:00", "utc": "1992-01-31T10:53:00Z", "ms": 696855180215.0593 }, "end": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-01-31", "window": { "start": { "local": "1992-01-31T17:30:31+02:00", "utc": "1992-01-31T15:30:31Z", "ms": 696871831219.7731 }, "end": { "local": "1992-01-31T19:16:37+02:00", "utc": "1992-01-31T17:16:37Z", "ms": 696878197493.0259 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1992-02-01", "window": { "start": { "local": "1992-02-01T17:31:23+02:00", "utc": "1992-02-01T15:31:23Z", "ms": 696958282973.7777 }, "end": { "local": "1992-02-01T19:17:18+02:00", "utc": "1992-02-01T17:17:18Z", "ms": 696964637697.5073 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:53 on Fri 31 Jan to 15:35 on Sat 1 Feb.", "fact": "1992-01-31T10:53:00Z → 1992-02-01T13:35:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:31–19:17 on the 31st, 17:31–19:17 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 106 of 106 minutes on the 31st and 0 of 106 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 6955 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Friday 31 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": "1992-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-01-31", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Friday 31 January. Trayodaśī runs from 12:53 on Fri 31 Jan to 15:35 on Sat 1 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-01-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-02-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19472, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 }, "end": { "local": "1992-02-02T18:20:09+02:00", "utc": "1992-02-02T16:20:09Z", "ms": 697047608954.2029 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 }, "end": { "local": "1992-02-02T18:20:09+02:00", "utc": "1992-02-02T16:20:09Z", "ms": 697047608954.2029 } }, "kaala": "nishita", "days": [ { "local_date": "1992-02-01", "window": { "start": { "local": "1992-02-01T23:44:33+02:00", "utc": "1992-02-01T21:44:33Z", "ms": 696980673187.7639 }, "end": { "local": "1992-02-02T00:32:33+02:00", "utc": "1992-02-01T22:32:33Z", "ms": 696983553187.7639 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-02-02", "window": { "start": { "local": "1992-02-02T23:44:41+02:00", "utc": "1992-02-02T21:44:41Z", "ms": 697067080825.8379 }, "end": { "local": "1992-02-03T00:32:41+02:00", "utc": "1992-02-02T22:32:41Z", "ms": 697069960825.8379 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:35 on Sat 1 Feb to 18:20 on Sun 2 Feb.", "fact": "1992-02-01T13:35:28Z → 1992-02-02T16:20:09Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:45–00:33 on the 1st, 23:45–00:33 on the 2nd.", "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 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19472 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Saturday 1 February.", "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": "1992-02-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-01", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Saturday 1 February. Caturdaśī runs from 15:35 on Sat 1 Feb to 18:20 on Sun 2 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-02-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31750, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 }, "end": { "local": "1992-02-02T18:20:09+02:00", "utc": "1992-02-02T16:20:09Z", "ms": 697047608954.2029 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-01T15:35:28+02:00", "utc": "1992-02-01T13:35:28Z", "ms": 696951327995.7891 }, "end": { "local": "1992-02-02T18:20:09+02:00", "utc": "1992-02-02T16:20:09Z", "ms": 697047608954.2029 } }, "kaala": "arunodaya", "days": [ { "local_date": "1992-02-01", "window": { "start": { "local": "1992-02-01T05:00:12+02:00", "utc": "1992-02-01T03:00:12Z", "ms": 696913211995.9163 }, "end": { "local": "1992-02-01T06:46:18+02:00", "utc": "1992-02-01T04:46:18Z", "ms": 696919578269.1691 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1992-02-02", "window": { "start": { "local": "1992-02-02T04:59:49+02:00", "utc": "1992-02-02T02:59:49Z", "ms": 696999588678.0205 }, "end": { "local": "1992-02-02T06:45:43+02:00", "utc": "1992-02-02T04:45:43Z", "ms": 697005943401.7501 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:35 on Sat 1 Feb to 18:20 on Sun 2 Feb.", "fact": "1992-02-01T13:35:28Z → 1992-02-02T16:20:09Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:00–06:46 on the 1st, 05:00–06:46 on the 2nd.", "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 106 minutes on the 1st and 106 of 106 on the 2nd.", "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 31750 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Giza, 1992: Sunday 2 February.", "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": "1992-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-02", "confidence": "determinate" } ], "quote": "In Giza, Yama Tarpaṇa 1992 falls on Sunday 2 February. Caturdaśī runs from 15:35 on Sat 1 Feb to 18:20 on Sun 2 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24068, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-02-07T03:34:34+02:00", "utc": "1992-02-07T01:34:34Z", "ms": 697426473558.5125 }, "end": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-07T03:34:34+02:00", "utc": "1992-02-07T01:34:34Z", "ms": 697426473558.5125 }, "end": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-02-07", "window": { "start": { "local": "1992-02-07T11:45:28+02:00", "utc": "1992-02-07T09:45:28Z", "ms": 697455928433.1033 }, "end": { "local": "1992-02-07T12:33:28+02:00", "utc": "1992-02-07T10:33:28Z", "ms": 697458808433.1033 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-02-08", "window": { "start": { "local": "1992-02-08T11:45:32+02:00", "utc": "1992-02-08T09:45:32Z", "ms": 697542331871.8026 }, "end": { "local": "1992-02-08T12:33:32+02:00", "utc": "1992-02-08T10:33:32Z", "ms": 697545211871.8026 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:35 on Fri 7 Feb to 05:04 on Sat 8 Feb.", "fact": "1992-02-07T01:34:34Z → 1992-02-08T03:04:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 7th, 11:46–12:34 on the 8th.", "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 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24068 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Giza, 1992: Friday 7 February.", "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": "1992-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-07", "confidence": "determinate" } ], "quote": "In Giza, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1992 falls on Friday 7 February. Caturthī runs from 03:35 on Fri 7 Feb to 05:04 on Sat 8 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29640, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-02-07T03:34:34+02:00", "utc": "1992-02-07T01:34:34Z", "ms": 697426473558.5125 }, "end": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-07T03:34:34+02:00", "utc": "1992-02-07T01:34:34Z", "ms": 697426473558.5125 }, "end": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-02-06", "window": { "start": { "local": "1992-02-06T17:35:38+02:00", "utc": "1992-02-06T15:35:38Z", "ms": 697390538437.6322 }, "end": { "local": "1992-02-06T19:20:33+02:00", "utc": "1992-02-06T17:20:33Z", "ms": 697396833066.1808 } }, "covered_min": 0, "window_min": 105, "qualifies": false }, { "local_date": "1992-02-07", "window": { "start": { "local": "1992-02-07T17:36:29+02:00", "utc": "1992-02-07T15:36:29Z", "ms": 697476988714.4603 }, "end": { "local": "1992-02-07T19:21:11+02:00", "utc": "1992-02-07T17:21:11Z", "ms": 697483270895.0892 } }, "covered_min": 105, "window_min": 105, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:35 on Fri 7 Feb to 05:04 on Sat 8 Feb.", "fact": "1992-02-07T01:34:34Z → 1992-02-08T03:04:24Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:36–19:21 on the 6th, 17:36–19:21 on the 7th.", "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 6th and 105 of 105 on the 7th.", "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 29640 s" }, { "step": "ruling", "text": "Tila Caturthī, Giza, 1992: Friday 7 February.", "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": "1992-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-07", "confidence": "determinate" } ], "quote": "In Giza, Tila Caturthī 1992 falls on Friday 7 February. Caturthī runs from 03:35 on Fri 7 Feb to 05:04 on Sat 8 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20342, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "end": { "local": "1992-02-09T06:06:32+02:00", "utc": "1992-02-09T04:06:32Z", "ms": 697608392163.6216 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "end": { "local": "1992-02-09T06:06:32+02:00", "utc": "1992-02-09T04:06:32Z", "ms": 697608392163.6216 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-02-08", "window": { "start": { "local": "1992-02-08T11:45:32+02:00", "utc": "1992-02-08T09:45:32Z", "ms": 697542331871.8026 }, "end": { "local": "1992-02-08T12:33:32+02:00", "utc": "1992-02-08T10:33:32Z", "ms": 697545211871.8026 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-02-09", "window": { "start": { "local": "1992-02-09T11:45:34+02:00", "utc": "1992-02-09T09:45:34Z", "ms": 697628734498.4498 }, "end": { "local": "1992-02-09T12:33:34+02:00", "utc": "1992-02-09T10:33:34Z", "ms": 697631614498.4498 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:04 on Sat 8 Feb to 06:07 on Sun 9 Feb.", "fact": "1992-02-08T03:04:24Z → 1992-02-09T04:06:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 8th, 11:46–12:34 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.", "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 20342 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Giza, 1992: Saturday 8 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-08", "confidence": "determinate" } ], "quote": "In Giza, Śrī Pañcamī 1992 falls on Saturday 8 February. Pañcamī runs from 05:04 on Sat 8 Feb to 06:07 on Sun 9 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20342, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "end": { "local": "1992-02-09T06:06:32+02:00", "utc": "1992-02-09T04:06:32Z", "ms": 697608392163.6216 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-08T05:04:24+02:00", "utc": "1992-02-08T03:04:24Z", "ms": 697518263840.8108 }, "end": { "local": "1992-02-09T06:06:32+02:00", "utc": "1992-02-09T04:06:32Z", "ms": 697608392163.6216 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-02-08", "window": { "start": { "local": "1992-02-08T11:45:32+02:00", "utc": "1992-02-08T09:45:32Z", "ms": 697542331871.8026 }, "end": { "local": "1992-02-08T12:33:32+02:00", "utc": "1992-02-08T10:33:32Z", "ms": 697545211871.8026 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-02-09", "window": { "start": { "local": "1992-02-09T11:45:34+02:00", "utc": "1992-02-09T09:45:34Z", "ms": 697628734498.4498 }, "end": { "local": "1992-02-09T12:33:34+02:00", "utc": "1992-02-09T10:33:34Z", "ms": 697631614498.4498 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:04 on Sat 8 Feb to 06:07 on Sun 9 Feb.", "fact": "1992-02-08T03:04:24Z → 1992-02-09T04:06:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 8th, 11:46–12:34 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.", "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 20342 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Giza, 1992: Saturday 8 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vasanta-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-08", "confidence": "determinate" } ], "quote": "In Giza, Vasanta Pañcamī 1992 falls on Saturday 8 February. Pañcamī runs from 05:04 on Sat 8 Feb to 06:07 on Sun 9 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-11", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 206, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-02-10T06:36:49+02:00", "utc": "1992-02-10T04:36:49Z", "ms": 697696609417.3768 }, "end": { "local": "1992-02-11T06:31:34+02:00", "utc": "1992-02-11T04:31:34Z", "ms": 697782693756.6282 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-10T06:36:49+02:00", "utc": "1992-02-10T04:36:49Z", "ms": 697696609417.3768 }, "end": { "local": "1992-02-11T06:31:34+02:00", "utc": "1992-02-11T04:31:34Z", "ms": 697782693756.6282 } }, "kaala": "arunodaya", "days": [ { "local_date": "1992-02-10", "window": { "start": { "local": "1992-02-10T04:55:58+02:00", "utc": "1992-02-10T02:55:58Z", "ms": 697690558154.5103 }, "end": { "local": "1992-02-10T06:40:15+02:00", "utc": "1992-02-10T04:40:15Z", "ms": 697696815054.9908 } }, "covered_min": 3, "window_min": 104, "qualifies": true }, { "local_date": "1992-02-11", "window": { "start": { "local": "1992-02-11T04:55:24+02:00", "utc": "1992-02-11T02:55:24Z", "ms": 697776924093.7612 }, "end": { "local": "1992-02-11T06:39:28+02:00", "utc": "1992-02-11T04:39:28Z", "ms": 697783168172.6718 } }, "covered_min": 96, "window_min": 104, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Saptamī runs from 06:37 on Mon 10 Feb to 06:32 on Tue 11 Feb.", "fact": "1992-02-10T04:36:49Z → 1992-02-11T04:31:34Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:56–06:40 on the 10th, 04:55–06:39 on the 11th.", "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 3 of 104 minutes on the 10th and 96 of 104 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both dawns qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 206 s < 300 s" }, { "step": "ruling", "text": "Ratha Saptamī, Giza, 1992: Tuesday 11 February.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "1992-02-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-11", "confidence": "boundary" } ], "quote": "In Giza, Ratha Saptamī 1992 falls on Tuesday 11 February. Saptamī runs from 06:37 on Mon 10 Feb to 06:32 on Tue 11 Feb and covers 96 of 104 minutes of aruṇodaya that dawn. It also reaches the previous dawn for 3 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 3 min 26 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-02-14", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15100, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-02-14T02:25:20+02:00", "utc": "1992-02-14T00:25:20Z", "ms": 698027119928.4498 }, "end": { "local": "1992-02-14T23:50:34+02:00", "utc": "1992-02-14T21:50:34Z", "ms": 698104234428.6586 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-14T02:25:20+02:00", "utc": "1992-02-14T00:25:20Z", "ms": 698027119928.4498 }, "end": { "local": "1992-02-14T23:50:34+02:00", "utc": "1992-02-14T21:50:34Z", "ms": 698104234428.6586 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-02-14", "window": { "start": { "local": "1992-02-14T06:37:00+02:00", "utc": "1992-02-14T04:37:00Z", "ms": 698042220339.357 }, "end": { "local": "1992-02-14T06:37:00+02:00", "utc": "1992-02-14T04:37:00Z", "ms": 698042220339.357 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-02-15", "window": { "start": { "local": "1992-02-15T06:36:09+02:00", "utc": "1992-02-15T04:36:09Z", "ms": 698128568759.3114 }, "end": { "local": "1992-02-15T06:36:09+02:00", "utc": "1992-02-15T04:36:09Z", "ms": 698128568759.3114 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:25 on Fri 14 Feb to 23:51 on Fri 14 Feb.", "fact": "1992-02-14T00:25:20Z → 1992-02-14T21:50:34Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 14th and 06:36 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 15100 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Giza, 1992: Friday 14 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": "1992-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-14", "confidence": "determinate" } ], "quote": "In Giza, Jayā Ekādaśī 1992 falls on Friday 14 February. Ekādaśī runs from 02:25 on Fri 14 Feb to 23:51 on Fri 14 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-02-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29604, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-02-14T23:50:34+02:00", "utc": "1992-02-14T21:50:34Z", "ms": 698104234428.6586 }, "end": { "local": "1992-02-15T20:46:58+02:00", "utc": "1992-02-15T18:46:58Z", "ms": 698179617774.8821 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-14T23:50:34+02:00", "utc": "1992-02-14T21:50:34Z", "ms": 698104234428.6586 }, "end": { "local": "1992-02-15T20:46:58+02:00", "utc": "1992-02-15T18:46:58Z", "ms": 698179617774.8821 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-02-14", "window": { "start": { "local": "1992-02-14T11:45:36+02:00", "utc": "1992-02-14T09:45:36Z", "ms": 698060735668.6383 }, "end": { "local": "1992-02-14T12:33:36+02:00", "utc": "1992-02-14T10:33:36Z", "ms": 698063615668.6383 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-02-15", "window": { "start": { "local": "1992-02-15T11:45:34+02:00", "utc": "1992-02-15T09:45:34Z", "ms": 698147133574.1024 }, "end": { "local": "1992-02-15T12:33:34+02:00", "utc": "1992-02-15T10:33:34Z", "ms": 698150013574.1024 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:51 on Fri 14 Feb to 20:47 on Sat 15 Feb.", "fact": "1992-02-14T21:50:34Z → 1992-02-15T18:46:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 14th, 11:46–12:34 on the 15th.", "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 14th and 48 of 48 on the 15th.", "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 29604 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Giza, 1992: Saturday 15 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": "1992-02-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-15", "confidence": "determinate" } ], "quote": "In Giza, Bhīṣma Dvādaśī 1992 falls on Saturday 15 February. Dvādaśī runs from 23:51 on Fri 14 Feb to 20:47 on Sat 15 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-02-15", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-15", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1311, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-02-15T20:46:58+02:00", "utc": "1992-02-15T18:46:58Z", "ms": 698179617774.8821 }, "end": { "local": "1992-02-16T17:21:55+02:00", "utc": "1992-02-16T15:21:55Z", "ms": 698253714500.2998 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-15T20:46:58+02:00", "utc": "1992-02-15T18:46:58Z", "ms": 698179617774.8821 }, "end": { "local": "1992-02-16T17:21:55+02:00", "utc": "1992-02-16T15:21:55Z", "ms": 698253714500.2998 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-02-15", "window": { "start": { "local": "1992-02-15T17:42:58+02:00", "utc": "1992-02-15T15:42:58Z", "ms": 698168578388.8934 }, "end": { "local": "1992-02-15T19:25:57+02:00", "utc": "1992-02-15T17:25:57Z", "ms": 698174756747.3365 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1992-02-16", "window": { "start": { "local": "1992-02-16T17:43:45+02:00", "utc": "1992-02-16T15:43:45Z", "ms": 698255025387.7937 }, "end": { "local": "1992-02-16T19:26:30+02:00", "utc": "1992-02-16T17:26:30Z", "ms": 698261190312.5951 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:47 on Sat 15 Feb to 17:22 on Sun 16 Feb.", "fact": "1992-02-15T18:46:58Z → 1992-02-16T15:21:55Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:43–19:26 on the 15th, 17:44–19:27 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 0 of 103 minutes on the 15th and 0 of 103 on the 16th.", "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 1311 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Saturday 15 February.", "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": "1992-02-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-15", "confidence": "boundary" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Saturday 15 February. Trayodaśī runs from 20:47 on Sat 15 Feb to 17:22 on Sun 16 Feb, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-02-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4251, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-02-17T13:44:18+02:00", "utc": "1992-02-17T11:44:18Z", "ms": 698327057854.3865 }, "end": { "local": "1992-02-18T10:04:07+02:00", "utc": "1992-02-18T08:04:07Z", "ms": 698400246813.8638 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1992-02-17T13:44:18+02:00", "utc": "1992-02-17T11:44:18Z", "ms": 698327057854.3865 }, "end": { "local": "1992-02-18T10:04:07+02:00", "utc": "1992-02-18T08:04:07Z", "ms": 698400246813.8638 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-02-17", "window": { "start": { "local": "1992-02-17T11:45:27+02:00", "utc": "1992-02-17T09:45:27Z", "ms": 698319927159.8164 }, "end": { "local": "1992-02-17T12:33:27+02:00", "utc": "1992-02-17T10:33:27Z", "ms": 698322807159.8164 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-02-18", "window": { "start": { "local": "1992-02-18T11:45:23+02:00", "utc": "1992-02-18T09:45:23Z", "ms": 698406322873.4333 }, "end": { "local": "1992-02-18T12:33:23+02:00", "utc": "1992-02-18T10:33:23Z", "ms": 698409202873.4333 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:44 on Mon 17 Feb to 10:04 on Tue 18 Feb.", "fact": "1992-02-17T11:44:18Z → 1992-02-18T08:04:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 17th, 11:45–12:33 on the 18th.", "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 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 4251 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Giza, 1992: Tuesday 18 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": "1992-02-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-18", "confidence": "determinate" } ], "quote": "In Giza, Māghī Pūrṇimā 1992 falls on Tuesday 18 February. Pūrṇimā runs from 13:44 on Mon 17 Feb to 10:04 on Tue 18 Feb, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-02-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3842, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-02-21T00:35:51+02:00", "utc": "1992-02-20T22:35:51Z", "ms": 698625351401.5493 }, "end": { "local": "1992-02-21T22:32:13+02:00", "utc": "1992-02-21T20:32:13Z", "ms": 698704333200.648 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-02-21T00:35:51+02:00", "utc": "1992-02-20T22:35:51Z", "ms": 698625351401.5493 }, "end": { "local": "1992-02-21T22:32:13+02:00", "utc": "1992-02-21T20:32:13Z", "ms": 698704333200.648 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-02-20", "window": { "start": { "local": "1992-02-20T20:23:25+02:00", "utc": "1992-02-20T18:23:25Z", "ms": 698610205217.4758 }, "end": { "local": "1992-02-20T20:23:25+02:00", "utc": "1992-02-20T18:23:25Z", "ms": 698610205217.4758 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-02-21", "window": { "start": { "local": "1992-02-21T21:28:11+02:00", "utc": "1992-02-21T19:28:11Z", "ms": 698700491210.3872 }, "end": { "local": "1992-02-21T21:28:11+02:00", "utc": "1992-02-21T19:28:11Z", "ms": 698700491210.3872 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:36 on Fri 21 Feb to 22:32 on Fri 21 Feb.", "fact": "1992-02-20T22:35:51Z → 1992-02-21T20:32:13Z" }, { "step": "kaala", "text": "Moonrise is at 20:23 on the 20th and 21:28 on the 21st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 20th and is on the 21st.", "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 3842 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Friday 21 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": "1992-02-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-21", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Friday 21 February. Caturthī runs from 00:36 on Fri 21 Feb to 22:32 on Fri 21 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-02-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-02-28", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-02-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1775, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-02-28T03:09:40+02:00", "utc": "1992-02-28T01:09:40Z", "ms": 699239380015.9252 }, "end": { "local": "1992-02-29T05:52:51+02:00", "utc": "1992-02-29T03:52:51Z", "ms": 699335570557.6693 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-02-28T03:09:40+02:00", "utc": "1992-02-28T01:09:40Z", "ms": 699239380015.9252 }, "end": { "local": "1992-02-29T05:52:51+02:00", "utc": "1992-02-29T03:52:51Z", "ms": 699335570557.6693 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-02-28", "window": { "start": { "local": "1992-02-28T06:23:29+02:00", "utc": "1992-02-28T04:23:29Z", "ms": 699251009309.8584 }, "end": { "local": "1992-02-28T06:23:29+02:00", "utc": "1992-02-28T04:23:29Z", "ms": 699251009309.8584 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-02-29", "window": { "start": { "local": "1992-02-29T06:22:25+02:00", "utc": "1992-02-29T04:22:25Z", "ms": 699337345125.2726 }, "end": { "local": "1992-02-29T06:22:25+02:00", "utc": "1992-02-29T04:22:25Z", "ms": 699337345125.2726 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:10 on Fri 28 Feb to 05:53 on Sat 29 Feb.", "fact": "1992-02-28T01:09:40Z → 1992-02-29T03:52:51Z" }, { "step": "kaala", "text": "Sunrise is at 06:23 on the 28th and 06:22 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 1775 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Giza, 1992: Friday 28 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": "1992-02-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-02-28", "confidence": "determinate" } ], "quote": "In Giza, Vijayā Ekādaśī 1992 falls on Friday 28 February. Ekādaśī runs from 03:10 on Fri 28 Feb to 05:53 on Sat 29 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-02-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-03-01", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24203, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-03-01T08:37:07+02:00", "utc": "1992-03-01T06:37:07Z", "ms": 699431826650.4349 }, "end": { "local": "1992-03-02T11:11:23+02:00", "utc": "1992-03-02T09:11:23Z", "ms": 699527482816.9694 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-01T08:37:07+02:00", "utc": "1992-03-01T06:37:07Z", "ms": 699431826650.4349 }, "end": { "local": "1992-03-02T11:11:23+02:00", "utc": "1992-03-02T09:11:23Z", "ms": 699527482816.9694 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-03-01", "window": { "start": { "local": "1992-03-01T17:54:04+02:00", "utc": "1992-03-01T15:54:04Z", "ms": 699465244344.9011 }, "end": { "local": "1992-03-01T19:33:34+02:00", "utc": "1992-03-01T17:33:34Z", "ms": 699471213732.3822 } }, "covered_min": 99, "window_min": 99, "qualifies": true }, { "local_date": "1992-03-02", "window": { "start": { "local": "1992-03-02T17:54:46+02:00", "utc": "1992-03-02T15:54:46Z", "ms": 699551685926.287 }, "end": { "local": "1992-03-02T19:34:01+02:00", "utc": "1992-03-02T17:34:01Z", "ms": 699557640951.6277 } }, "covered_min": 0, "window_min": 99, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:37 on Sun 1 Mar to 11:11 on Mon 2 Mar.", "fact": "1992-03-01T06:37:07Z → 1992-03-02T09:11:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:54–19:34 on the 1st, 17:55–19:34 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 99 of 99 minutes on the 1st and 0 of 99 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 24203 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Sunday 1 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": "1992-03-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-01", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Sunday 1 March. Trayodaśī runs from 08:37 on Sun 1 Mar to 11:11 on Mon 2 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-03-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36892, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-03-02T11:11:23+02:00", "utc": "1992-03-02T09:11:23Z", "ms": 699527482816.9694 }, "end": { "local": "1992-03-03T13:27:53+02:00", "utc": "1992-03-03T11:27:53Z", "ms": 699622072986.944 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-02T11:11:23+02:00", "utc": "1992-03-02T09:11:23Z", "ms": 699527482816.9694 }, "end": { "local": "1992-03-03T13:27:53+02:00", "utc": "1992-03-03T11:27:53Z", "ms": 699622072986.944 } }, "kaala": "nishita", "days": [ { "local_date": "1992-03-02", "window": { "start": { "local": "1992-03-02T23:42:57+02:00", "utc": "1992-03-02T21:42:57Z", "ms": 699572577271.3145 }, "end": { "local": "1992-03-03T00:30:57+02:00", "utc": "1992-03-02T22:30:57Z", "ms": 699575457271.3145 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-03-03", "window": { "start": { "local": "1992-03-03T23:42:45+02:00", "utc": "1992-03-03T21:42:45Z", "ms": 699658964531.6904 }, "end": { "local": "1992-03-04T00:30:45+02:00", "utc": "1992-03-03T22:30:45Z", "ms": 699661844531.6904 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:11 on Mon 2 Mar to 13:28 on Tue 3 Mar.", "fact": "1992-03-02T09:11:23Z → 1992-03-03T11:27:53Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:43–00:31 on the 2nd, 23:43–00:31 on the 3rd.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 36892 s" }, { "step": "ruling", "text": "Mahāśivarātri, Giza, 1992: Monday 2 March.", "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": "1992-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-02", "confidence": "determinate" } ], "quote": "In Giza, Mahāśivarātri 1992 falls on Monday 2 March. Caturdaśī runs from 11:11 on Mon 2 Mar to 13:28 on Tue 3 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-03-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22147, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-03-07T18:39:31+02:00", "utc": "1992-03-07T16:39:31Z", "ms": 699986370571.725 }, "end": { "local": "1992-03-08T18:56:54+02:00", "utc": "1992-03-08T16:56:54Z", "ms": 700073813730.4011 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-07T18:39:31+02:00", "utc": "1992-03-07T16:39:31Z", "ms": 699986370571.725 }, "end": { "local": "1992-03-08T18:56:54+02:00", "utc": "1992-03-08T16:56:54Z", "ms": 700073813730.4011 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-03-07", "window": { "start": { "local": "1992-03-07T11:42:24+02:00", "utc": "1992-03-07T09:42:24Z", "ms": 699961343683.2517 }, "end": { "local": "1992-03-07T12:30:24+02:00", "utc": "1992-03-07T10:30:24Z", "ms": 699964223683.2517 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-03-08", "window": { "start": { "local": "1992-03-08T11:42:09+02:00", "utc": "1992-03-08T09:42:09Z", "ms": 700047729098.7275 }, "end": { "local": "1992-03-08T12:30:09+02:00", "utc": "1992-03-08T10:30:09Z", "ms": 700050609098.7275 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:40 on Sat 7 Mar to 18:57 on Sun 8 Mar.", "fact": "1992-03-07T16:39:31Z → 1992-03-08T16:56:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 7th, 11:42–12:30 on the 8th.", "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 7th and 48 of 48 on the 8th.", "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 22147 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Sunday 8 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": "1992-03-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-08", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Sunday 8 March. Caturthī runs from 18:40 on Sat 7 Mar to 18:57 on Sun 8 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-03-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-03-15", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9612, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-03-14T11:30:07+02:00", "utc": "1992-03-14T09:30:07Z", "ms": 700565406964.8053 }, "end": { "local": "1992-03-15T08:45:28+02:00", "utc": "1992-03-15T06:45:28Z", "ms": 700641928010.7258 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-14T11:30:07+02:00", "utc": "1992-03-14T09:30:07Z", "ms": 700565406964.8053 }, "end": { "local": "1992-03-15T08:45:28+02:00", "utc": "1992-03-15T06:45:28Z", "ms": 700641928010.7258 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-03-14", "window": { "start": { "local": "1992-03-14T06:06:28+02:00", "utc": "1992-03-14T04:06:28Z", "ms": 700545987702.7758 }, "end": { "local": "1992-03-14T06:06:28+02:00", "utc": "1992-03-14T04:06:28Z", "ms": 700545987702.7758 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-03-15", "window": { "start": { "local": "1992-03-15T06:05:16+02:00", "utc": "1992-03-15T04:05:16Z", "ms": 700632316195.3994 }, "end": { "local": "1992-03-15T06:05:16+02:00", "utc": "1992-03-15T04:05:16Z", "ms": 700632316195.3994 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:30 on Sat 14 Mar to 08:45 on Sun 15 Mar.", "fact": "1992-03-14T09:30:07Z → 1992-03-15T06:45:28Z" }, { "step": "kaala", "text": "Sunrise is at 06:06 on the 14th and 06:05 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 14th and is 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 9612 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Giza, 1992: Sunday 15 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": "1992-03-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-15", "confidence": "determinate" } ], "quote": "In Giza, Āmalakī Ekādaśī 1992 falls on Sunday 15 March. Ekādaśī runs from 11:30 on Sat 14 Mar to 08:45 on Sun 15 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-03-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-03-16", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24777, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-03-16T05:43:54+02:00", "utc": "1992-03-16T03:43:54Z", "ms": 700717433809.9724 }, "end": { "local": "1992-03-17T02:32:44+02:00", "utc": "1992-03-17T00:32:44Z", "ms": 700792364446.0437 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-16T05:43:54+02:00", "utc": "1992-03-16T03:43:54Z", "ms": 700717433809.9724 }, "end": { "local": "1992-03-17T02:32:44+02:00", "utc": "1992-03-17T00:32:44Z", "ms": 700792364446.0437 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-03-15", "window": { "start": { "local": "1992-03-15T18:03:19+02:00", "utc": "1992-03-15T16:03:19Z", "ms": 700675398611.4968 }, "end": { "local": "1992-03-15T19:39:25+02:00", "utc": "1992-03-15T17:39:25Z", "ms": 700681164719.6969 } }, "covered_min": 0, "window_min": 96, "qualifies": false }, { "local_date": "1992-03-16", "window": { "start": { "local": "1992-03-16T18:03:56+02:00", "utc": "1992-03-16T16:03:56Z", "ms": 700761836198.5975 }, "end": { "local": "1992-03-16T19:39:48+02:00", "utc": "1992-03-16T17:39:48Z", "ms": 700767587694.2775 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:44 on Mon 16 Mar to 02:33 on Tue 17 Mar.", "fact": "1992-03-16T03:43:54Z → 1992-03-17T00:32:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:03–19:39 on the 15th, 18:04–19:40 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 0 of 96 minutes on the 15th and 96 of 96 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 24777 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Monday 16 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": "1992-03-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-16", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Monday 16 March. Trayodaśī runs from 05:44 on Mon 16 Mar to 02:33 on Tue 17 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-03-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7957, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-03-17T23:20:46+02:00", "utc": "1992-03-17T21:20:46Z", "ms": 700867246382.0269 }, "end": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-17T23:20:46+02:00", "utc": "1992-03-17T21:20:46Z", "ms": 700867246382.0269 }, "end": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 } }, "kaala": "sayahna", "days": [ { "local_date": "1992-03-17", "window": { "start": { "local": "1992-03-17T15:40:13+02:00", "utc": "1992-03-17T13:40:13Z", "ms": 700839613352.072 }, "end": { "local": "1992-03-17T18:04:34+02:00", "utc": "1992-03-17T16:04:34Z", "ms": 700848273586.0406 } }, "covered_min": 0, "window_min": 144, "qualifies": false }, { "local_date": "1992-03-18", "window": { "start": { "local": "1992-03-18T15:40:29+02:00", "utc": "1992-03-18T13:40:29Z", "ms": 700926028675.1726 }, "end": { "local": "1992-03-18T18:05:11+02:00", "utc": "1992-03-18T16:05:11Z", "ms": 700934710792.4497 } }, "covered_min": 145, "window_min": 145, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:21 on Tue 17 Mar to 20:18 on Wed 18 Mar.", "fact": "1992-03-17T21:20:46Z → 1992-03-18T18:17:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:40–18:05 on the 17th, 15:40–18:05 on the 18th.", "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 144 minutes on the 17th and 145 of 145 on the 18th.", "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 7957 s" }, { "step": "ruling", "text": "Holikā Dahana, Giza, 1992: Wednesday 18 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": "1992-03-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-18", "confidence": "determinate" } ], "quote": "In Giza, Holikā Dahana 1992 falls on Wednesday 18 March. Pūrṇimā runs from 23:21 on Tue 17 Mar to 20:18 on Wed 18 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7957, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-03-17T23:20:46+02:00", "utc": "1992-03-17T21:20:46Z", "ms": 700867246382.0269 }, "end": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1992-03-17T23:20:46+02:00", "utc": "1992-03-17T21:20:46Z", "ms": 700867246382.0269 }, "end": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 } }, "kaala": "sayahna", "days": [ { "local_date": "1992-03-17", "window": { "start": { "local": "1992-03-17T15:40:13+02:00", "utc": "1992-03-17T13:40:13Z", "ms": 700839613352.072 }, "end": { "local": "1992-03-17T18:04:34+02:00", "utc": "1992-03-17T16:04:34Z", "ms": 700848273586.0406 } }, "covered_min": 0, "window_min": 144, "qualifies": false }, { "local_date": "1992-03-18", "window": { "start": { "local": "1992-03-18T15:40:29+02:00", "utc": "1992-03-18T13:40:29Z", "ms": 700926028675.1726 }, "end": { "local": "1992-03-18T18:05:11+02:00", "utc": "1992-03-18T16:05:11Z", "ms": 700934710792.4497 } }, "covered_min": 145, "window_min": 145, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1992-03-18", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:21 on Tue 17 Mar to 20:18 on Wed 18 Mar.", "fact": "1992-03-17T21:20:46Z → 1992-03-18T18:17:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:40–18:05 on the 17th, 15:40–18:05 on the 18th.", "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 144 minutes on the 17th and 145 of 145 on the 18th.", "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 7957 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Wednesday 18 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Giza, 1992: Thursday 19 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": "1992-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-19", "confidence": "determinate" } ], "quote": "In Giza, Holī 1992 falls on Thursday 19 March. It is kept the day after Holikā Dahana, which falls on Wednesday 18 March. Pūrṇimā runs from 23:21 on Tue 17 Mar to 20:18 on Wed 18 Mar and covers all of sāyāhna on the 18th.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34960, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 }, "end": { "local": "1992-03-19T17:34:07+02:00", "utc": "1992-03-19T15:34:07Z", "ms": 701019247373.928 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-03-18T20:17:48+02:00", "utc": "1992-03-18T18:17:48Z", "ms": 700942667561.474 }, "end": { "local": "1992-03-19T17:34:07+02:00", "utc": "1992-03-19T15:34:07Z", "ms": 701019247373.928 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-03-19", "window": { "start": { "local": "1992-03-19T06:00:28+02:00", "utc": "1992-03-19T04:00:28Z", "ms": 700977627823.9363 }, "end": { "local": "1992-03-19T06:00:28+02:00", "utc": "1992-03-19T04:00:28Z", "ms": 700977627823.9363 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-03-20", "window": { "start": { "local": "1992-03-20T05:59:15+02:00", "utc": "1992-03-20T03:59:15Z", "ms": 701063955301.2444 }, "end": { "local": "1992-03-20T05:59:15+02:00", "utc": "1992-03-20T03:59:15Z", "ms": 701063955301.2444 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 20:18 on Wed 18 Mar to 17:34 on Thu 19 Mar.", "fact": "1992-03-18T18:17:48Z → 1992-03-19T15:34:07Z" }, { "step": "kaala", "text": "Sunrise is at 06:00 on the 19th and 05:59 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34960 s" }, { "step": "ruling", "text": "Vasantotsava, Giza, 1992: Thursday 19 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": "1992-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-19", "confidence": "determinate" } ], "quote": "In Giza, Vasantotsava 1992 falls on Thursday 19 March. Pratipadā runs from 20:18 on Wed 18 Mar to 17:34 on Thu 19 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-03-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27061, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-03-21T13:44:44+02:00", "utc": "1992-03-21T11:44:44Z", "ms": 701178283728.2335 }, "end": { "local": "1992-03-22T12:55:45+02:00", "utc": "1992-03-22T10:55:45Z", "ms": 701261745417.6484 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-03-21T13:44:44+02:00", "utc": "1992-03-21T11:44:44Z", "ms": 701178283728.2335 }, "end": { "local": "1992-03-22T12:55:45+02:00", "utc": "1992-03-22T10:55:45Z", "ms": 701261745417.6484 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-03-21", "window": { "start": { "local": "1992-03-21T21:15:45+02:00", "utc": "1992-03-21T19:15:45Z", "ms": 701205344508.8248 }, "end": { "local": "1992-03-21T21:15:45+02:00", "utc": "1992-03-21T19:15:45Z", "ms": 701205344508.8248 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-03-22", "window": { "start": { "local": "1992-03-22T22:17:37+02:00", "utc": "1992-03-22T20:17:37Z", "ms": 701295457470.1819 }, "end": { "local": "1992-03-22T22:17:37+02:00", "utc": "1992-03-22T20:17:37Z", "ms": 701295457470.1819 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:45 on Sat 21 Mar to 12:56 on Sun 22 Mar.", "fact": "1992-03-21T11:44:44Z → 1992-03-22T10:55:45Z" }, { "step": "kaala", "text": "Moonrise is at 21:16 on the 21st and 22:18 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 21st and is not on the 22nd.", "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 27061 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Saturday 21 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": "1992-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-21", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Saturday 21 March. Caturthī runs from 13:45 on Sat 21 Mar to 12:56 on Sun 22 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-03-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10911, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-03-25T15:27:10+02:00", "utc": "1992-03-25T13:27:10Z", "ms": 701530030478.6912 }, "end": { "local": "1992-03-26T17:39:56+02:00", "utc": "1992-03-26T15:39:56Z", "ms": 701624396025.4932 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-03-25T15:27:10+02:00", "utc": "1992-03-25T13:27:10Z", "ms": 701530030478.6912 }, "end": { "local": "1992-03-26T17:39:56+02:00", "utc": "1992-03-26T15:39:56Z", "ms": 701624396025.4932 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-03-25", "window": { "start": { "local": "1992-03-25T11:37:20+02:00", "utc": "1992-03-25T09:37:20Z", "ms": 701516239669.2561 }, "end": { "local": "1992-03-25T12:25:20+02:00", "utc": "1992-03-25T10:25:20Z", "ms": 701519119669.2561 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-03-26", "window": { "start": { "local": "1992-03-26T11:37:01+02:00", "utc": "1992-03-26T09:37:01Z", "ms": 701602621494.6519 }, "end": { "local": "1992-03-26T12:25:01+02:00", "utc": "1992-03-26T10:25:01Z", "ms": 701605501494.6519 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 15:27 on Wed 25 Mar to 17:40 on Thu 26 Mar.", "fact": "1992-03-25T13:27:10Z → 1992-03-26T15:39:56Z" }, { "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": "Aṣṭamī 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 10911 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Giza, 1992: Thursday 26 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": "1992-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-26", "confidence": "determinate" } ], "quote": "In Giza, Śītalāṣṭamī 1992 falls on Thursday 26 March. Aṣṭamī runs from 15:27 on Wed 25 Mar to 17:40 on Thu 26 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-03-29", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15873, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-03-28T22:52:50+02:00", "utc": "1992-03-28T20:52:50Z", "ms": 701815969914.9778 }, "end": { "local": "1992-03-30T01:22:36+02:00", "utc": "1992-03-29T23:22:36Z", "ms": 701911356219.9901 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-03-28T22:52:50+02:00", "utc": "1992-03-28T20:52:50Z", "ms": 701815969914.9778 }, "end": { "local": "1992-03-30T01:22:36+02:00", "utc": "1992-03-29T23:22:36Z", "ms": 701911356219.9901 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-03-29", "window": { "start": { "local": "1992-03-29T05:48:21+02:00", "utc": "1992-03-29T03:48:21Z", "ms": 701840901300.4797 }, "end": { "local": "1992-03-29T05:48:21+02:00", "utc": "1992-03-29T03:48:21Z", "ms": 701840901300.4797 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-03-30", "window": { "start": { "local": "1992-03-30T05:47:09+02:00", "utc": "1992-03-30T03:47:09Z", "ms": 701927229021.5737 }, "end": { "local": "1992-03-30T05:47:09+02:00", "utc": "1992-03-30T03:47:09Z", "ms": 701927229021.5737 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:53 on Sat 28 Mar to 01:23 on Mon 30 Mar.", "fact": "1992-03-28T20:52:50Z → 1992-03-29T23:22:36Z" }, { "step": "kaala", "text": "Sunrise is at 05:48 on the 29th and 05:47 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 29th and is not on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15873 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Giza, 1992: Sunday 29 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": "1992-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-29", "confidence": "determinate" } ], "quote": "In Giza, Pāpamocanī Ekādaśī 1992 falls on Sunday 29 March. Ekādaśī runs from 22:53 on Sat 28 Mar to 01:23 on Mon 30 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-03-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-03-31", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27998, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-03-31T03:31:34+02:00", "utc": "1992-03-31T01:31:34Z", "ms": 702005494420.0234 }, "end": { "local": "1992-04-01T05:12:31+02:00", "utc": "1992-04-01T03:12:31Z", "ms": 702097951206.2175 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-03-31T03:31:34+02:00", "utc": "1992-03-31T01:31:34Z", "ms": 702005494420.0234 }, "end": { "local": "1992-04-01T05:12:31+02:00", "utc": "1992-04-01T03:12:31Z", "ms": 702097951206.2175 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-03-30", "window": { "start": { "local": "1992-03-30T18:12:29+02:00", "utc": "1992-03-30T16:12:29Z", "ms": 701971949217.9507 }, "end": { "local": "1992-03-30T19:44:57+02:00", "utc": "1992-03-30T17:44:57Z", "ms": 701977496911.737 } }, "covered_min": 0, "window_min": 92, "qualifies": false }, { "local_date": "1992-03-31", "window": { "start": { "local": "1992-03-31T18:13:05+02:00", "utc": "1992-03-31T16:13:05Z", "ms": 702058385477.8463 }, "end": { "local": "1992-03-31T19:45:19+02:00", "utc": "1992-03-31T17:45:19Z", "ms": 702063918750.9318 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:32 on Tue 31 Mar to 05:13 on Wed 1 Apr.", "fact": "1992-03-31T01:31:34Z → 1992-04-01T03:12:31Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:12–19:45 on the 30th, 18:13–19:45 on the 31st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 92 minutes on the 30th and 92 of 92 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27998 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Tuesday 31 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": "1992-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-03-31", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Tuesday 31 March. Trayodaśī runs from 03:32 on Tue 31 Mar to 05:13 on Wed 1 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-03-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-04-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17376, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-04-01T05:12:31+02:00", "utc": "1992-04-01T03:12:31Z", "ms": 702097951206.2175 }, "end": { "local": "1992-04-02T06:22:23+02:00", "utc": "1992-04-02T04:22:23Z", "ms": 702188543455.1536 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-01T05:12:31+02:00", "utc": "1992-04-01T03:12:31Z", "ms": 702097951206.2175 }, "end": { "local": "1992-04-02T06:22:23+02:00", "utc": "1992-04-02T04:22:23Z", "ms": 702188543455.1536 } }, "kaala": "nishita", "days": [ { "local_date": "1992-03-31", "window": { "start": { "local": "1992-03-31T23:34:55+02:00", "utc": "1992-03-31T21:34:55Z", "ms": 702077695251.9169 }, "end": { "local": "1992-04-01T00:22:55+02:00", "utc": "1992-03-31T22:22:55Z", "ms": 702080575251.9169 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-04-01", "window": { "start": { "local": "1992-04-01T23:34:38+02:00", "utc": "1992-04-01T21:34:38Z", "ms": 702164077551.4816 }, "end": { "local": "1992-04-02T00:22:38+02:00", "utc": "1992-04-01T22:22:38Z", "ms": 702166957551.4816 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:13 on Wed 1 Apr to 06:22 on Thu 2 Apr.", "fact": "1992-04-01T03:12:31Z → 1992-04-02T04:22:23Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:35–00:23 on the 31st, 23:35–00:23 on the 1st.", "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 31st and 48 of 48 on the 1st.", "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 17376 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Wednesday 1 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": "1992-04-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-01", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Wednesday 1 April. Caturdaśī runs from 05:13 on Wed 1 Apr to 06:22 on Thu 2 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-04-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15734, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-04-03T07:01:27+02:00", "utc": "1992-04-03T05:01:27Z", "ms": 702277287170.4369 }, "end": { "local": "1992-04-04T07:12:07+02:00", "utc": "1992-04-04T05:12:07Z", "ms": 702364326514.4579 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-03T07:01:27+02:00", "utc": "1992-04-03T05:01:27Z", "ms": 702277287170.4369 }, "end": { "local": "1992-04-04T07:12:07+02:00", "utc": "1992-04-04T05:12:07Z", "ms": 702364326514.4579 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-03", "window": { "start": { "local": "1992-04-03T11:34:38+02:00", "utc": "1992-04-03T09:34:38Z", "ms": 702293678131.1062 }, "end": { "local": "1992-04-03T12:22:38+02:00", "utc": "1992-04-03T10:22:38Z", "ms": 702296558131.1062 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-04", "window": { "start": { "local": "1992-04-04T11:34:21+02:00", "utc": "1992-04-04T09:34:21Z", "ms": 702380060725.13 }, "end": { "local": "1992-04-04T12:22:21+02:00", "utc": "1992-04-04T10:22:21Z", "ms": 702382940725.13 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 07:01 on Fri 3 Apr to 07:12 on Sat 4 Apr.", "fact": "1992-04-03T05:01:27Z → 1992-04-04T05:12:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 3rd, 11:34–12:22 on the 4th.", "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 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 15734 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Giza, 1992: Friday 3 April.", "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": "1992-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-03", "confidence": "determinate" } ], "quote": "In Giza, Navarātrārambha (Caitra) (Chaitra Navratri) 1992 falls on Friday 3 April. Pratipadā runs from 07:01 on Fri 3 Apr to 07:12 on Sat 4 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16580, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-04-05T06:57:44+02:00", "utc": "1992-04-05T04:57:44Z", "ms": 702449863718.0884 }, "end": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-05T06:57:44+02:00", "utc": "1992-04-05T04:57:44Z", "ms": 702449863718.0884 }, "end": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-05", "window": { "start": { "local": "1992-04-05T11:34:03+02:00", "utc": "1992-04-05T09:34:03Z", "ms": 702466443485.957 }, "end": { "local": "1992-04-05T12:22:03+02:00", "utc": "1992-04-05T10:22:03Z", "ms": 702469323485.957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-06", "window": { "start": { "local": "1992-04-06T11:33:46+02:00", "utc": "1992-04-06T09:33:46Z", "ms": 702552826428.0172 }, "end": { "local": "1992-04-06T12:21:46+02:00", "utc": "1992-04-06T10:21:46Z", "ms": 702555706428.0172 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:58 on Sun 5 Apr to 06:22 on Mon 6 Apr.", "fact": "1992-04-05T04:57:44Z → 1992-04-06T04:21:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 5th, 11:34–12:22 on the 6th.", "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 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16580 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Giza, 1992: Sunday 5 April.", "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": "1992-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-05", "confidence": "determinate" } ], "quote": "In Giza, Gaurī Tṛtīyā (Gangaur) 1992 falls on Sunday 5 April. Tṛtīyā runs from 06:58 on Sun 5 Apr to 06:22 on Mon 6 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16580, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-04-05T06:57:44+02:00", "utc": "1992-04-05T04:57:44Z", "ms": 702449863718.0884 }, "end": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-05T06:57:44+02:00", "utc": "1992-04-05T04:57:44Z", "ms": 702449863718.0884 }, "end": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-05", "window": { "start": { "local": "1992-04-05T11:34:03+02:00", "utc": "1992-04-05T09:34:03Z", "ms": 702466443485.957 }, "end": { "local": "1992-04-05T12:22:03+02:00", "utc": "1992-04-05T10:22:03Z", "ms": 702469323485.957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-06", "window": { "start": { "local": "1992-04-06T11:33:46+02:00", "utc": "1992-04-06T09:33:46Z", "ms": 702552826428.0172 }, "end": { "local": "1992-04-06T12:21:46+02:00", "utc": "1992-04-06T10:21:46Z", "ms": 702555706428.0172 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:58 on Sun 5 Apr to 06:22 on Mon 6 Apr.", "fact": "1992-04-05T04:57:44Z → 1992-04-06T04:21:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 5th, 11:34–12:22 on the 6th.", "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 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16580 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Giza, 1992: Sunday 5 April.", "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": "1992-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-05", "confidence": "determinate" } ], "quote": "In Giza, Saubhāgya Śayana Vrata 1992 falls on Sunday 5 April. Tṛtīyā runs from 06:58 on Sun 5 Apr to 06:22 on Mon 6 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-04-06", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18724, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 }, "end": { "local": "1992-04-07T05:26:47+02:00", "utc": "1992-04-07T03:26:47Z", "ms": 702617207225.6512 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-06T06:21:42+02:00", "utc": "1992-04-06T04:21:42Z", "ms": 702534101991.9443 }, "end": { "local": "1992-04-07T05:26:47+02:00", "utc": "1992-04-07T03:26:47Z", "ms": 702617207225.6512 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-06", "window": { "start": { "local": "1992-04-06T11:33:46+02:00", "utc": "1992-04-06T09:33:46Z", "ms": 702552826428.0172 }, "end": { "local": "1992-04-06T12:21:46+02:00", "utc": "1992-04-06T10:21:46Z", "ms": 702555706428.0172 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-07", "window": { "start": { "local": "1992-04-07T11:33:30+02:00", "utc": "1992-04-07T09:33:30Z", "ms": 702639209565.5945 }, "end": { "local": "1992-04-07T12:21:30+02:00", "utc": "1992-04-07T10:21:30Z", "ms": 702642089565.5945 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:22 on Mon 6 Apr to 05:27 on Tue 7 Apr.", "fact": "1992-04-06T04:21:42Z → 1992-04-07T03:26:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 6th, 11:33–12:21 on the 7th.", "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 6th and 0 of 48 on the 7th.", "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 18724 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Monday 6 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": "1992-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-06", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Monday 6 April. Caturthī runs from 06:22 on Mon 6 Apr to 05:27 on Tue 7 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-04-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22002, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-04-07T05:26:47+02:00", "utc": "1992-04-07T03:26:47Z", "ms": 702617207225.6512 }, "end": { "local": "1992-04-08T04:14:51+02:00", "utc": "1992-04-08T02:14:51Z", "ms": 702699290698.2968 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-07T05:26:47+02:00", "utc": "1992-04-07T03:26:47Z", "ms": 702617207225.6512 }, "end": { "local": "1992-04-08T04:14:51+02:00", "utc": "1992-04-08T02:14:51Z", "ms": 702699290698.2968 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-07", "window": { "start": { "local": "1992-04-07T11:33:30+02:00", "utc": "1992-04-07T09:33:30Z", "ms": 702639209565.5945 }, "end": { "local": "1992-04-07T12:21:30+02:00", "utc": "1992-04-07T10:21:30Z", "ms": 702642089565.5945 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-08", "window": { "start": { "local": "1992-04-08T11:33:13+02:00", "utc": "1992-04-08T09:33:13Z", "ms": 702725592913.0524 }, "end": { "local": "1992-04-08T12:21:13+02:00", "utc": "1992-04-08T10:21:13Z", "ms": 702728472913.0524 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:27 on Tue 7 Apr to 04:15 on Wed 8 Apr.", "fact": "1992-04-07T03:26:47Z → 1992-04-08T02:14:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 7th, 11:33–12:21 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "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 22002 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Giza, 1992: Tuesday 7 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "lakshmi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri pancami or Laksmi pancami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-07", "confidence": "determinate" } ], "quote": "In Giza, Lakṣmī Pañcamī 1992 falls on Tuesday 7 April. Pañcamī runs from 05:27 on Tue 7 Apr to 04:15 on Wed 8 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37757, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-04-10T01:03:23+02:00", "utc": "1992-04-09T23:03:23Z", "ms": 702860603237.4653 }, "end": { "local": "1992-04-10T23:04:56+02:00", "utc": "1992-04-10T21:04:56Z", "ms": 702939896052.0265 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-10T01:03:23+02:00", "utc": "1992-04-09T23:03:23Z", "ms": 702860603237.4653 }, "end": { "local": "1992-04-10T23:04:56+02:00", "utc": "1992-04-10T21:04:56Z", "ms": 702939896052.0265 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-10", "window": { "start": { "local": "1992-04-10T11:32:40+02:00", "utc": "1992-04-10T09:32:40Z", "ms": 702898360296.8523 }, "end": { "local": "1992-04-10T12:20:40+02:00", "utc": "1992-04-10T10:20:40Z", "ms": 702901240296.8523 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-11", "window": { "start": { "local": "1992-04-11T11:32:24+02:00", "utc": "1992-04-11T09:32:24Z", "ms": 702984744364.3417 }, "end": { "local": "1992-04-11T12:20:24+02:00", "utc": "1992-04-11T10:20:24Z", "ms": 702987624364.3417 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 01:03 on Fri 10 Apr to 23:05 on Fri 10 Apr.", "fact": "1992-04-09T23:03:23Z → 1992-04-10T21:04:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 10th, 11:32–12:20 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37757 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Giza, 1992: Friday 10 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhavani-utpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-04-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-10", "confidence": "determinate" } ], "quote": "In Giza, Bhavānī Utpatti 1992 falls on Friday 10 April. Aṣṭamī runs from 01:03 on Fri 10 Apr to 23:05 on Fri 10 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30739, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1992-04-10T23:04:56+02:00", "utc": "1992-04-10T21:04:56Z", "ms": 702939896052.0265 }, "end": { "local": "1992-04-11T20:52:43+02:00", "utc": "1992-04-11T18:52:43Z", "ms": 703018363247.428 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-10T23:04:56+02:00", "utc": "1992-04-10T21:04:56Z", "ms": 702939896052.0265 }, "end": { "local": "1992-04-11T20:52:43+02:00", "utc": "1992-04-11T18:52:43Z", "ms": 703018363247.428 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-10", "window": { "start": { "local": "1992-04-10T11:32:40+02:00", "utc": "1992-04-10T09:32:40Z", "ms": 702898360296.8523 }, "end": { "local": "1992-04-10T12:20:40+02:00", "utc": "1992-04-10T10:20:40Z", "ms": 702901240296.8523 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-04-11", "window": { "start": { "local": "1992-04-11T11:32:24+02:00", "utc": "1992-04-11T09:32:24Z", "ms": 702984744364.3417 }, "end": { "local": "1992-04-11T12:20:24+02:00", "utc": "1992-04-11T10:20:24Z", "ms": 702987624364.3417 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 23:05 on Fri 10 Apr to 20:53 on Sat 11 Apr.", "fact": "1992-04-10T21:04:56Z → 1992-04-11T18:52:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 10th, 11:32–12:20 on the 11th.", "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 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30739 s" }, { "step": "ruling", "text": "Rāma Navamī, Giza, 1992: Saturday 11 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-04-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-11", "confidence": "determinate" } ], "quote": "In Giza, Rāma Navamī 1992 falls on Saturday 11 April. Navamī runs from 23:05 on Fri 10 Apr to 20:53 on Sat 11 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25569, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1992-04-13T12:36:57+02:00", "utc": "1992-04-13T10:36:57Z", "ms": 703161416508.4813 }, "end": { "local": "1992-05-14T10:32:47+03:00", "utc": "1992-05-14T07:32:47Z", "ms": 705828767337.4855 } }, "span": { "of": "transit", "start": { "local": "1992-04-13T12:36:57+02:00", "utc": "1992-04-13T10:36:57Z", "ms": 703161416508.4813 }, "end": { "local": "1992-04-13T12:36:57+02:00", "utc": "1992-04-13T10:36:57Z", "ms": 703161416508.4813 } }, "kaala": "day", "days": [ { "local_date": "1992-04-12", "window": { "start": { "local": "1992-04-12T05:31:55+02:00", "utc": "1992-04-12T03:31:55Z", "ms": 703049514823.2579 }, "end": { "local": "1992-04-13T05:30:47+02:00", "utc": "1992-04-13T03:30:47Z", "ms": 703135847331.6522 } }, "covered_min": 0, "window_min": 1439, "qualifies": false }, { "local_date": "1992-04-13", "window": { "start": { "local": "1992-04-13T05:30:47+02:00", "utc": "1992-04-13T03:30:47Z", "ms": 703135847331.6522 }, "end": { "local": "1992-04-14T05:29:40+02:00", "utc": "1992-04-14T03:29:40Z", "ms": 703222180376.3107 } }, "covered_min": 1, "window_min": 1439, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 12:37 on Mon 13 Apr.", "fact": "1992-04-13T10:36:57Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:32 on the 12th, and from 05:31 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 25569 s" }, { "step": "ruling", "text": "Vaiśākhī, Giza, 1992: Monday 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": "1992-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1992-04-13", "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": "1992-04-13", "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 Giza, Vaiśākhī 1992 falls on Monday 13 April. The Sun enters Meṣa at 12:37 on Mon 13 Apr, and the rule counts the day from sunrise.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-04-13", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37625, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-04-12T18:29:06+02:00", "utc": "1992-04-12T16:29:06Z", "ms": 703096145992.6036 }, "end": { "local": "1992-04-13T15:57:53+02:00", "utc": "1992-04-13T13:57:53Z", "ms": 703173472787.5798 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-12T18:29:06+02:00", "utc": "1992-04-12T16:29:06Z", "ms": 703096145992.6036 }, "end": { "local": "1992-04-13T15:57:53+02:00", "utc": "1992-04-13T13:57:53Z", "ms": 703173472787.5798 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-04-12", "window": { "start": { "local": "1992-04-12T05:31:55+02:00", "utc": "1992-04-12T03:31:55Z", "ms": 703049514823.2579 }, "end": { "local": "1992-04-12T05:31:55+02:00", "utc": "1992-04-12T03:31:55Z", "ms": 703049514823.2579 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-04-13", "window": { "start": { "local": "1992-04-13T05:30:47+02:00", "utc": "1992-04-13T03:30:47Z", "ms": 703135847331.6522 }, "end": { "local": "1992-04-13T05:30:47+02:00", "utc": "1992-04-13T03:30:47Z", "ms": 703135847331.6522 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:29 on Sun 12 Apr to 15:58 on Mon 13 Apr.", "fact": "1992-04-12T16:29:06Z → 1992-04-13T13:57:53Z" }, { "step": "kaala", "text": "Sunrise is at 05:32 on the 12th and 05:31 on the 13th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 12th and is on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37625 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Giza, 1992: Monday 13 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": "1992-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-13", "confidence": "determinate" } ], "quote": "In Giza, Kāmadā Ekādaśī 1992 falls on Monday 13 April. Ekādaśī runs from 18:29 on Sun 12 Apr to 15:58 on Mon 13 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-04-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-04-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17832, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-04-14T13:24:24+02:00", "utc": "1992-04-14T11:24:24Z", "ms": 703250663904.9446 }, "end": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-14T13:24:24+02:00", "utc": "1992-04-14T11:24:24Z", "ms": 703250663904.9446 }, "end": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-04-14", "window": { "start": { "local": "1992-04-14T18:21:36+02:00", "utc": "1992-04-14T16:21:36Z", "ms": 703268496170.234 }, "end": { "local": "1992-04-14T19:50:32+02:00", "utc": "1992-04-14T17:50:32Z", "ms": 703273831878.9968 } }, "covered_min": 89, "window_min": 89, "qualifies": true }, { "local_date": "1992-04-15", "window": { "start": { "local": "1992-04-15T18:22:13+02:00", "utc": "1992-04-15T16:22:13Z", "ms": 703354933093.5964 }, "end": { "local": "1992-04-15T19:50:55+02:00", "utc": "1992-04-15T17:50:55Z", "ms": 703360255106.4135 } }, "covered_min": 0, "window_min": 89, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:24 on Tue 14 Apr to 10:55 on Wed 15 Apr.", "fact": "1992-04-14T11:24:24Z → 1992-04-15T08:55:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:22–19:51 on the 14th, 18:22–19:51 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 89 of 89 minutes on the 14th and 0 of 89 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17832 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Tuesday 14 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": "1992-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-14", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Tuesday 14 April. Trayodaśī runs from 13:24 on Tue 14 Apr to 10:55 on Wed 15 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-04-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2161, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-04-14T13:24:24+02:00", "utc": "1992-04-14T11:24:24Z", "ms": 703250663904.9446 }, "end": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-14T13:24:24+02:00", "utc": "1992-04-14T11:24:24Z", "ms": 703250663904.9446 }, "end": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-14", "window": { "start": { "local": "1992-04-14T11:31:38+02:00", "utc": "1992-04-14T09:31:38Z", "ms": 703243898273.2723 }, "end": { "local": "1992-04-14T12:19:38+02:00", "utc": "1992-04-14T10:19:38Z", "ms": 703246778273.2723 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-04-15", "window": { "start": { "local": "1992-04-15T11:31:24+02:00", "utc": "1992-04-15T09:31:24Z", "ms": 703330283539.7759 }, "end": { "local": "1992-04-15T12:19:24+02:00", "utc": "1992-04-15T10:19:24Z", "ms": 703333163539.7759 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:24 on Tue 14 Apr to 10:55 on Wed 15 Apr.", "fact": "1992-04-14T11:24:24Z → 1992-04-15T08:55:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:32–12:20 on the 14th, 11:31–12:19 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 0 of 48 on the 15th.", "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 2161 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Giza, 1992: Wednesday 15 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": "1992-04-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-15", "confidence": "determinate" } ], "quote": "In Giza, Anaṅga Trayodaśī 1992 falls on Wednesday 15 April. Trayodaśī runs from 13:24 on Tue 14 Apr to 10:55 on Wed 15 Apr, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2161, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 }, "end": { "local": "1992-04-16T08:38:37+02:00", "utc": "1992-04-16T06:38:37Z", "ms": 703406316807.5039 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-15T10:55:23+02:00", "utc": "1992-04-15T08:55:23Z", "ms": 703328122825.0133 }, "end": { "local": "1992-04-16T08:38:37+02:00", "utc": "1992-04-16T06:38:37Z", "ms": 703406316807.5039 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-15", "window": { "start": { "local": "1992-04-15T11:31:24+02:00", "utc": "1992-04-15T09:31:24Z", "ms": 703330283539.7759 }, "end": { "local": "1992-04-15T12:19:24+02:00", "utc": "1992-04-15T10:19:24Z", "ms": 703333163539.7759 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-16", "window": { "start": { "local": "1992-04-16T11:31:09+02:00", "utc": "1992-04-16T09:31:09Z", "ms": 703416669153.306 }, "end": { "local": "1992-04-16T12:19:09+02:00", "utc": "1992-04-16T10:19:09Z", "ms": 703419549153.306 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:55 on Wed 15 Apr to 08:39 on Thu 16 Apr.", "fact": "1992-04-15T08:55:23Z → 1992-04-16T06:38:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:31–12:19 on the 15th, 11:31–12:19 on the 16th.", "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 15th and 0 of 48 on the 16th.", "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 2161 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Giza, 1992: Wednesday 15 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": "1992-04-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-15", "confidence": "determinate" } ], "quote": "In Giza, Viṣṇudamanaka Caturdaśī 1992 falls on Wednesday 15 April. Caturdaśī runs from 10:55 on Wed 15 Apr to 08:39 on Thu 16 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10352, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-04-16T08:38:37+02:00", "utc": "1992-04-16T06:38:37Z", "ms": 703406316807.5039 }, "end": { "local": "1992-04-17T06:42:28+02:00", "utc": "1992-04-17T04:42:28Z", "ms": 703485748060.4482 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1992-04-16T08:38:37+02:00", "utc": "1992-04-16T06:38:37Z", "ms": 703406316807.5039 }, "end": { "local": "1992-04-17T06:42:28+02:00", "utc": "1992-04-17T04:42:28Z", "ms": 703485748060.4482 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-04-16", "window": { "start": { "local": "1992-04-16T11:31:09+02:00", "utc": "1992-04-16T09:31:09Z", "ms": 703416669153.306 }, "end": { "local": "1992-04-16T12:19:09+02:00", "utc": "1992-04-16T10:19:09Z", "ms": 703419549153.306 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-04-17", "window": { "start": { "local": "1992-04-17T11:30:55+02:00", "utc": "1992-04-17T09:30:55Z", "ms": 703503055133.0703 }, "end": { "local": "1992-04-17T12:18:55+02:00", "utc": "1992-04-17T10:18:55Z", "ms": 703505935133.0703 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:39 on Thu 16 Apr to 06:42 on Fri 17 Apr.", "fact": "1992-04-16T06:38:37Z → 1992-04-17T04:42:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:31–12:19 on the 16th, 11:31–12:19 on the 17th.", "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 16th and 0 of 48 on the 17th.", "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 10352 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Giza, 1992: Thursday 16 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chaitri-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-16", "confidence": "determinate" } ], "quote": "In Giza, Caitrī Pūrṇimā 1992 falls on Thursday 16 April. Pūrṇimā runs from 08:39 on Thu 16 Apr to 06:42 on Fri 17 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-04-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24798, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-04-20T04:15:30+02:00", "utc": "1992-04-20T02:15:30Z", "ms": 703736129664.3976 }, "end": { "local": "1992-04-21T04:51:01+02:00", "utc": "1992-04-21T02:51:01Z", "ms": 703824661014.1956 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-04-20T04:15:30+02:00", "utc": "1992-04-20T02:15:30Z", "ms": 703736129664.3976 }, "end": { "local": "1992-04-21T04:51:01+02:00", "utc": "1992-04-21T02:51:01Z", "ms": 703824661014.1956 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-04-19", "window": { "start": { "local": "1992-04-19T21:00:58+02:00", "utc": "1992-04-19T19:00:58Z", "ms": 703710057616.6376 }, "end": { "local": "1992-04-19T21:00:58+02:00", "utc": "1992-04-19T19:00:58Z", "ms": 703710057616.6376 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-04-20", "window": { "start": { "local": "1992-04-20T21:57:43+02:00", "utc": "1992-04-20T19:57:43Z", "ms": 703799863238.2876 }, "end": { "local": "1992-04-20T21:57:43+02:00", "utc": "1992-04-20T19:57:43Z", "ms": 703799863238.2876 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:15 on Mon 20 Apr to 04:51 on Tue 21 Apr.", "fact": "1992-04-20T02:15:30Z → 1992-04-21T02:51:01Z" }, { "step": "kaala", "text": "Moonrise is at 21:01 on the 19th and 21:58 on the 20th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 19th and is on the 20th.", "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 24798 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Monday 20 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": "1992-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-20", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Monday 20 April. Caturthī runs from 04:15 on Mon 20 Apr to 04:51 on Tue 21 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-04-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-04-28", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36244, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-04-27T17:31:22+02:00", "utc": "1992-04-27T15:31:22Z", "ms": 704388681979.8511 }, "end": { "local": "1992-04-28T19:10:16+02:00", "utc": "1992-04-28T17:10:16Z", "ms": 704481016331.641 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-04-27T17:31:22+02:00", "utc": "1992-04-27T15:31:22Z", "ms": 704388681979.8511 }, "end": { "local": "1992-04-28T19:10:16+02:00", "utc": "1992-04-28T17:10:16Z", "ms": 704481016331.641 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-04-28", "window": { "start": { "local": "1992-04-28T05:15:15+02:00", "utc": "1992-04-28T03:15:15Z", "ms": 704430915486.0891 }, "end": { "local": "1992-04-28T05:15:15+02:00", "utc": "1992-04-28T03:15:15Z", "ms": 704430915486.0891 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-04-29", "window": { "start": { "local": "1992-04-29T05:14:20+02:00", "utc": "1992-04-29T03:14:20Z", "ms": 704517259990.0836 }, "end": { "local": "1992-04-29T05:14:20+02:00", "utc": "1992-04-29T03:14:20Z", "ms": 704517259990.0836 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:31 on Mon 27 Apr to 19:10 on Tue 28 Apr.", "fact": "1992-04-27T15:31:22Z → 1992-04-28T17:10:16Z" }, { "step": "kaala", "text": "Sunrise is at 05:15 on the 28th and 05:14 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 36244 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Giza, 1992: Tuesday 28 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": "1992-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-28", "confidence": "determinate" } ], "quote": "In Giza, Varūthinī Ekādaśī 1992 falls on Tuesday 28 April. Ekādaśī runs from 17:31 on Mon 27 Apr to 19:10 on Tue 28 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-04-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-04-30", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1001, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-04-29T20:13:23+02:00", "utc": "1992-04-29T18:13:23Z", "ms": 704571202716.2561 }, "end": { "local": "1992-04-30T20:38:41+02:00", "utc": "1992-04-30T18:38:41Z", "ms": 704659120626.4858 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-04-29T20:13:23+02:00", "utc": "1992-04-29T18:13:23Z", "ms": 704571202716.2561 }, "end": { "local": "1992-04-30T20:38:41+02:00", "utc": "1992-04-30T18:38:41Z", "ms": 704659120626.4858 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-04-29", "window": { "start": { "local": "1992-04-29T18:31:03+02:00", "utc": "1992-04-29T16:31:03Z", "ms": 704565062668.454 }, "end": { "local": "1992-04-29T19:56:42+02:00", "utc": "1992-04-29T17:56:42Z", "ms": 704570201708.0504 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1992-04-30", "window": { "start": { "local": "1992-04-30T18:31:41+02:00", "utc": "1992-04-30T16:31:41Z", "ms": 704651501377.4895 }, "end": { "local": "1992-04-30T19:57:08+02:00", "utc": "1992-04-30T17:57:08Z", "ms": 704656628118.3148 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:13 on Wed 29 Apr to 20:39 on Thu 30 Apr.", "fact": "1992-04-29T18:13:23Z → 1992-04-30T18:38:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:31–19:57 on the 29th, 18:32–19:57 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 86 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 1001 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Thursday 30 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": "1992-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-30", "confidence": "boundary" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Thursday 30 April. Trayodaśī runs from 20:13 on Wed 29 Apr to 20:39 on Thu 30 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-04-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10166, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-04-30T20:38:41+02:00", "utc": "1992-04-30T18:38:41Z", "ms": 704659120626.4858 }, "end": { "local": "1992-05-01T21:27:43+03:00", "utc": "1992-05-01T18:27:43Z", "ms": 704744862711.7837 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-04-30T20:38:41+02:00", "utc": "1992-04-30T18:38:41Z", "ms": 704659120626.4858 }, "end": { "local": "1992-05-01T21:27:43+03:00", "utc": "1992-05-01T18:27:43Z", "ms": 704744862711.7837 } }, "kaala": "nishita", "days": [ { "local_date": "1992-04-30", "window": { "start": { "local": "1992-04-30T23:28:07+02:00", "utc": "1992-04-30T21:28:07Z", "ms": 704669286655.5844 }, "end": { "local": "1992-05-01T00:16:07+02:00", "utc": "1992-04-30T22:16:07Z", "ms": 704672166655.5844 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-05-01", "window": { "start": { "local": "1992-05-02T00:28:00+03:00", "utc": "1992-05-01T21:28:00Z", "ms": 704755679791.2805 }, "end": { "local": "1992-05-02T01:16:00+03:00", "utc": "1992-05-01T22:16:00Z", "ms": 704758559791.2805 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:39 on Thu 30 Apr to 21:28 on Fri 1 May.", "fact": "1992-04-30T18:38:41Z → 1992-05-01T18:27:43Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:28–00:16 on the 30th, 00:28–01:16 on the 1st.", "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 30th and 0 of 48 on the 1st.", "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 10166 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Thursday 30 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": "1992-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-04-30", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Thursday 30 April. Caturdaśī runs from 20:39 on Thu 30 Apr to 21:28 on Fri 1 May and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5497, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-05-04T18:02:40+03:00", "utc": "1992-05-04T15:02:40Z", "ms": 704991759678.7823 }, "end": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-04T18:02:40+03:00", "utc": "1992-05-04T15:02:40Z", "ms": 704991759678.7823 }, "end": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-05-04", "window": { "start": { "local": "1992-05-04T19:34:17+03:00", "utc": "1992-05-04T16:34:17Z", "ms": 704997256885.4912 }, "end": { "local": "1992-05-04T20:58:56+03:00", "utc": "1992-05-04T17:58:56Z", "ms": 705002335718.2045 } }, "covered_min": 85, "window_min": 85, "qualifies": true }, { "local_date": "1992-05-05", "window": { "start": { "local": "1992-05-05T19:34:56+03:00", "utc": "1992-05-05T16:34:56Z", "ms": 705083695853.5441 }, "end": { "local": "1992-05-05T20:59:23+03:00", "utc": "1992-05-05T17:59:23Z", "ms": 705088763053.5409 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:03 on Mon 4 May to 16:15 on Tue 5 May.", "fact": "1992-05-04T15:02:40Z → 1992-05-05T13:15:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:34–20:59 on the 4th, 19:35–20:59 on the 5th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 85 of 85 minutes on the 4th and 0 of 84 on the 5th.", "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 5497 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Giza, 1992: Monday 4 May.", "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": "1992-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-04", "confidence": "determinate" } ], "quote": "In Giza, Paraśurāma Jayantī 1992 falls on Monday 4 May. Tṛtīyā runs from 18:03 on Mon 4 May to 16:15 on Tue 5 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20250, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-05-04T18:02:40+03:00", "utc": "1992-05-04T15:02:40Z", "ms": 704991759678.7823 }, "end": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-04T18:02:40+03:00", "utc": "1992-05-04T15:02:40Z", "ms": 704991759678.7823 }, "end": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 } }, "kaala": "purvahna", "days": [ { "local_date": "1992-05-04", "window": { "start": { "local": "1992-05-04T06:09:57+03:00", "utc": "1992-05-04T03:09:57Z", "ms": 704948997495.3234 }, "end": { "local": "1992-05-04T10:38:04+03:00", "utc": "1992-05-04T07:38:04Z", "ms": 704965083958.7126 } }, "covered_min": 0, "window_min": 268, "qualifies": false }, { "local_date": "1992-05-05", "window": { "start": { "local": "1992-05-05T06:09:08+03:00", "utc": "1992-05-05T03:09:08Z", "ms": 705035348130.8408 }, "end": { "local": "1992-05-05T10:37:44+03:00", "utc": "1992-05-05T07:37:44Z", "ms": 705051464038.4086 } }, "covered_min": 269, "window_min": 269, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:03 on Mon 4 May to 16:15 on Tue 5 May.", "fact": "1992-05-04T15:02:40Z → 1992-05-05T13:15:14Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:10–10:38 on the 4th, 06:09–10:38 on the 5th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 0 of 268 minutes on the 4th and 269 of 269 on the 5th.", "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 20250 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Giza, 1992: Tuesday 5 May.", "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": "1992-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-05", "confidence": "determinate" } ], "quote": "In Giza, Akṣaya Tṛtīyā 1992 falls on Tuesday 5 May. Tṛtīyā runs from 18:03 on Mon 4 May to 16:15 on Tue 5 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-05-06", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3644, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 }, "end": { "local": "1992-05-06T14:16:41+03:00", "utc": "1992-05-06T11:16:41Z", "ms": 705151001427.777 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-05T16:15:14+03:00", "utc": "1992-05-05T13:15:14Z", "ms": 705071714434.2373 }, "end": { "local": "1992-05-06T14:16:41+03:00", "utc": "1992-05-06T11:16:41Z", "ms": 705151001427.777 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-05", "window": { "start": { "local": "1992-05-05T12:28:02+03:00", "utc": "1992-05-05T09:28:02Z", "ms": 705058081992.1924 }, "end": { "local": "1992-05-05T13:16:02+03:00", "utc": "1992-05-05T10:16:02Z", "ms": 705060961992.1924 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-06", "window": { "start": { "local": "1992-05-06T12:27:57+03:00", "utc": "1992-05-06T09:27:57Z", "ms": 705144477338.21 }, "end": { "local": "1992-05-06T13:15:57+03:00", "utc": "1992-05-06T10:15:57Z", "ms": 705147357338.21 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:15 on Tue 5 May to 14:17 on Wed 6 May.", "fact": "1992-05-05T13:15:14Z → 1992-05-06T11:16:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 5th, 12:28–13:16 on the 6th.", "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 5th and 48 of 48 on the 6th.", "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 3644 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Wednesday 6 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": "1992-05-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-06", "confidence": "boundary" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Wednesday 6 May. Caturthī runs from 16:15 on Tue 5 May to 14:17 on Wed 6 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-05-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1019, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-05-06T14:16:41+03:00", "utc": "1992-05-06T11:16:41Z", "ms": 705151001427.777 }, "end": { "local": "1992-05-07T12:10:54+03:00", "utc": "1992-05-07T09:10:54Z", "ms": 705229853959.697 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-06T14:16:41+03:00", "utc": "1992-05-06T11:16:41Z", "ms": 705151001427.777 }, "end": { "local": "1992-05-07T12:10:54+03:00", "utc": "1992-05-07T09:10:54Z", "ms": 705229853959.697 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-06", "window": { "start": { "local": "1992-05-06T12:27:57+03:00", "utc": "1992-05-06T09:27:57Z", "ms": 705144477338.21 }, "end": { "local": "1992-05-06T13:15:57+03:00", "utc": "1992-05-06T10:15:57Z", "ms": 705147357338.21 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-07", "window": { "start": { "local": "1992-05-07T12:27:53+03:00", "utc": "1992-05-07T09:27:53Z", "ms": 705230873227.9473 }, "end": { "local": "1992-05-07T13:15:53+03:00", "utc": "1992-05-07T10:15:53Z", "ms": 705233753227.9473 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:17 on Wed 6 May to 12:11 on Thu 7 May.", "fact": "1992-05-06T11:16:41Z → 1992-05-07T09:10:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 6th, 12:28–13:16 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 0 of 48 on the 7th.", "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: unstated → second-day · margin 1019 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Giza, 1992: Thursday 7 May.", "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": "1992-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-07", "confidence": "boundary" } ], "quote": "In Giza, Śaṅkara Jayantī 1992 falls on Thursday 7 May. Pañcamī runs from 14:17 on Wed 6 May to 12:11 on Thu 7 May, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8813, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-05-08T10:00:56+03:00", "utc": "1992-05-08T07:00:56Z", "ms": 705308456446.4003 }, "end": { "local": "1992-05-09T07:49:17+03:00", "utc": "1992-05-09T04:49:17Z", "ms": 705386957425.5648 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-08T10:00:56+03:00", "utc": "1992-05-08T07:00:56Z", "ms": 705308456446.4003 }, "end": { "local": "1992-05-09T07:49:17+03:00", "utc": "1992-05-09T04:49:17Z", "ms": 705386957425.5648 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-08", "window": { "start": { "local": "1992-05-08T12:27:50+03:00", "utc": "1992-05-08T09:27:50Z", "ms": 705317269661.0695 }, "end": { "local": "1992-05-08T13:15:50+03:00", "utc": "1992-05-08T10:15:50Z", "ms": 705320149661.0695 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-05-09", "window": { "start": { "local": "1992-05-09T12:27:47+03:00", "utc": "1992-05-09T09:27:47Z", "ms": 705403666637.6721 }, "end": { "local": "1992-05-09T13:15:47+03:00", "utc": "1992-05-09T10:15:47Z", "ms": 705406546637.6721 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 10:01 on Fri 8 May to 07:49 on Sat 9 May.", "fact": "1992-05-08T07:00:56Z → 1992-05-09T04:49:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 8th, 12:28–13:16 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8813 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Giza, 1992: Friday 8 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gangotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-08", "confidence": "determinate" } ], "quote": "In Giza, Gaṅgotpatti (Ganga Saptami) 1992 falls on Friday 8 May. Saptamī runs from 10:01 on Fri 8 May to 07:49 on Sat 9 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-05-12", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16600, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-05-12T01:27:14+03:00", "utc": "1992-05-11T22:27:14Z", "ms": 705623234082.1852 }, "end": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-12T01:27:14+03:00", "utc": "1992-05-11T22:27:14Z", "ms": 705623234082.1852 }, "end": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-05-12", "window": { "start": { "local": "1992-05-12T06:03:54+03:00", "utc": "1992-05-12T03:03:54Z", "ms": 705639834030.8009 }, "end": { "local": "1992-05-12T06:03:54+03:00", "utc": "1992-05-12T03:03:54Z", "ms": 705639834030.8009 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-05-13", "window": { "start": { "local": "1992-05-13T06:03:14+03:00", "utc": "1992-05-13T03:03:14Z", "ms": 705726193876.6853 }, "end": { "local": "1992-05-13T06:03:14+03:00", "utc": "1992-05-13T03:03:14Z", "ms": 705726193876.6853 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:27 on Tue 12 May to 23:34 on Tue 12 May.", "fact": "1992-05-11T22:27:14Z → 1992-05-12T20:33:41Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 12th and 06:03 on the 13th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 12th and is not on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16600 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Giza, 1992: Tuesday 12 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": "1992-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-12", "confidence": "determinate" } ], "quote": "In Giza, Mohinī Ekādaśī 1992 falls on Tuesday 12 May. Ekādaśī runs from 01:27 on Tue 12 May to 23:34 on Tue 12 May and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-05-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31067, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 }, "end": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 }, "end": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-12", "window": { "start": { "local": "1992-05-12T12:27:41+03:00", "utc": "1992-05-12T09:27:41Z", "ms": 705662860837.5305 }, "end": { "local": "1992-05-12T13:15:41+03:00", "utc": "1992-05-12T10:15:41Z", "ms": 705665740837.5305 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-13", "window": { "start": { "local": "1992-05-13T12:27:40+03:00", "utc": "1992-05-13T09:27:40Z", "ms": 705749259999.4438 }, "end": { "local": "1992-05-13T13:15:40+03:00", "utc": "1992-05-13T10:15:40Z", "ms": 705752139999.4438 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:34 on Tue 12 May to 21:53 on Wed 13 May.", "fact": "1992-05-12T20:33:41Z → 1992-05-13T18:53:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 12th, 12:28–13:16 on the 13th.", "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 12th and 48 of 48 on the 13th.", "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 31067 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Giza, 1992: Wednesday 13 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": "1992-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-13", "confidence": "determinate" } ], "quote": "In Giza, Paraśurāma Dvādaśī 1992 falls on Wednesday 13 May. Dvādaśī runs from 23:34 on Tue 12 May to 21:53 on Wed 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31067, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 }, "end": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-12T23:33:41+03:00", "utc": "1992-05-12T20:33:41Z", "ms": 705702821182.0736 }, "end": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-12", "window": { "start": { "local": "1992-05-12T12:27:41+03:00", "utc": "1992-05-12T09:27:41Z", "ms": 705662860837.5305 }, "end": { "local": "1992-05-12T13:15:41+03:00", "utc": "1992-05-12T10:15:41Z", "ms": 705665740837.5305 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-13", "window": { "start": { "local": "1992-05-13T12:27:40+03:00", "utc": "1992-05-13T09:27:40Z", "ms": 705749259999.4438 }, "end": { "local": "1992-05-13T13:15:40+03:00", "utc": "1992-05-13T10:15:40Z", "ms": 705752139999.4438 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:34 on Tue 12 May to 21:53 on Wed 13 May.", "fact": "1992-05-12T20:33:41Z → 1992-05-13T18:53:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 12th, 12:28–13:16 on the 13th.", "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 12th and 48 of 48 on the 13th.", "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 31067 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Giza, 1992: Wednesday 13 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": "1992-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-13", "confidence": "determinate" } ], "quote": "In Giza, Rukmiṇī Dvādaśī 1992 falls on Wednesday 13 May. Dvādaśī runs from 23:34 on Tue 12 May to 21:53 on Wed 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 517, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-05-14T20:31:25+03:00", "utc": "1992-05-14T17:31:25Z", "ms": 705864684638.4343 }, "end": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-14T20:31:25+03:00", "utc": "1992-05-14T17:31:25Z", "ms": 705864684638.4343 }, "end": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-05-14", "window": { "start": { "local": "1992-05-14T19:40:44+03:00", "utc": "1992-05-14T16:40:44Z", "ms": 705861644464.1301 }, "end": { "local": "1992-05-14T21:03:34+03:00", "utc": "1992-05-14T18:03:34Z", "ms": 705866614175.6296 } }, "covered_min": 32, "window_min": 83, "qualifies": true }, { "local_date": "1992-05-15", "window": { "start": { "local": "1992-05-15T19:41:23+03:00", "utc": "1992-05-15T16:41:23Z", "ms": 705948082653.7218 }, "end": { "local": "1992-05-15T21:04:02+03:00", "utc": "1992-05-15T18:04:02Z", "ms": 705953042422.1443 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:31 on Thu 14 May to 19:33 on Fri 15 May.", "fact": "1992-05-14T17:31:25Z → 1992-05-15T16:32:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:41–21:04 on the 14th, 19:41–21:04 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 32 of 83 minutes on the 14th and 0 of 83 on the 15th.", "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 517 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Giza, 1992: Thursday 14 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": "1992-05-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-14", "confidence": "determinate" } ], "quote": "In Giza, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1992 falls on Thursday 14 May. Caturdaśī runs from 20:31 on Thu 14 May to 19:33 on Fri 15 May and covers 32 of 83 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-05-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1930, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 }, "end": { "local": "1992-05-14T20:31:25+03:00", "utc": "1992-05-14T17:31:25Z", "ms": 705864684638.4343 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-13T21:53:27+03:00", "utc": "1992-05-13T18:53:27Z", "ms": 705783207414.9988 }, "end": { "local": "1992-05-14T20:31:25+03:00", "utc": "1992-05-14T17:31:25Z", "ms": 705864684638.4343 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-05-13", "window": { "start": { "local": "1992-05-13T19:40:06+03:00", "utc": "1992-05-13T16:40:06Z", "ms": 705775206122.2025 }, "end": { "local": "1992-05-13T21:03:06+03:00", "utc": "1992-05-13T18:03:06Z", "ms": 705780185967.2487 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1992-05-14", "window": { "start": { "local": "1992-05-14T19:40:44+03:00", "utc": "1992-05-14T16:40:44Z", "ms": 705861644464.1301 }, "end": { "local": "1992-05-14T21:03:34+03:00", "utc": "1992-05-14T18:03:34Z", "ms": 705866614175.6296 } }, "covered_min": 51, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:53 on Wed 13 May to 20:31 on Thu 14 May.", "fact": "1992-05-13T18:53:27Z → 1992-05-14T17:31:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:40–21:03 on the 13th, 19:41–21:04 on the 14th.", "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 13th and 51 of 83 on the 14th.", "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 1930 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Thursday 14 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": "1992-05-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-14", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Thursday 14 May. Trayodaśī runs from 21:53 on Wed 13 May to 20:31 on Thu 14 May and covers 51 of 83 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-05-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20814, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 }, "end": { "local": "1992-05-16T19:02:34+03:00", "utc": "1992-05-16T16:02:34Z", "ms": 706032154321.6455 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 }, "end": { "local": "1992-05-16T19:02:34+03:00", "utc": "1992-05-16T16:02:34Z", "ms": 706032154321.6455 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-15", "window": { "start": { "local": "1992-05-15T12:27:40+03:00", "utc": "1992-05-15T09:27:40Z", "ms": 705922059977.0491 }, "end": { "local": "1992-05-15T13:15:40+03:00", "utc": "1992-05-15T10:15:40Z", "ms": 705924939977.0491 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-16", "window": { "start": { "local": "1992-05-16T12:27:41+03:00", "utc": "1992-05-16T09:27:41Z", "ms": 706008460795.3486 }, "end": { "local": "1992-05-16T13:15:41+03:00", "utc": "1992-05-16T10:15:41Z", "ms": 706011340795.3486 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:33 on Fri 15 May to 19:03 on Sat 16 May.", "fact": "1992-05-15T16:32:45Z → 1992-05-16T16:02:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 15th, 12:28–13:16 on the 16th.", "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 15th and 48 of 48 on the 16th.", "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 20814 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Giza, 1992: Saturday 16 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": "1992-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-16", "confidence": "determinate" } ], "quote": "In Giza, Buddha Pūrṇimā 1992 falls on Saturday 16 May. Pūrṇimā runs from 19:33 on Fri 15 May to 19:03 on Sat 16 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20814, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 }, "end": { "local": "1992-05-16T19:02:34+03:00", "utc": "1992-05-16T16:02:34Z", "ms": 706032154321.6455 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-15T19:32:45+03:00", "utc": "1992-05-15T16:32:45Z", "ms": 705947565498.8423 }, "end": { "local": "1992-05-16T19:02:34+03:00", "utc": "1992-05-16T16:02:34Z", "ms": 706032154321.6455 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-05-15", "window": { "start": { "local": "1992-05-15T12:27:40+03:00", "utc": "1992-05-15T09:27:40Z", "ms": 705922059977.0491 }, "end": { "local": "1992-05-15T13:15:40+03:00", "utc": "1992-05-15T10:15:40Z", "ms": 705924939977.0491 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-16", "window": { "start": { "local": "1992-05-16T12:27:41+03:00", "utc": "1992-05-16T09:27:41Z", "ms": 706008460795.3486 }, "end": { "local": "1992-05-16T13:15:41+03:00", "utc": "1992-05-16T10:15:41Z", "ms": 706011340795.3486 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:33 on Fri 15 May to 19:03 on Sat 16 May.", "fact": "1992-05-15T16:32:45Z → 1992-05-16T16:02:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 15th, 12:28–13:16 on the 16th.", "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 15th and 48 of 48 on the 16th.", "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 20814 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Giza, 1992: Saturday 16 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": "1992-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-16", "confidence": "determinate" } ], "quote": "In Giza, Sampat Gaurī Vrata 1992 falls on Saturday 16 May. Pūrṇimā runs from 19:33 on Fri 15 May to 19:03 on Sat 16 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-05-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1724, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-05-19T20:56:25+03:00", "utc": "1992-05-19T17:56:25Z", "ms": 706298185038.9854 }, "end": { "local": "1992-05-20T22:42:01+03:00", "utc": "1992-05-20T19:42:01Z", "ms": 706390921296.001 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-19T20:56:25+03:00", "utc": "1992-05-19T17:56:25Z", "ms": 706298185038.9854 }, "end": { "local": "1992-05-20T22:42:01+03:00", "utc": "1992-05-20T19:42:01Z", "ms": 706390921296.001 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-05-19", "window": { "start": { "local": "1992-05-19T22:27:50+03:00", "utc": "1992-05-19T19:27:50Z", "ms": 706303669624.779 }, "end": { "local": "1992-05-19T22:27:50+03:00", "utc": "1992-05-19T19:27:50Z", "ms": 706303669624.779 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-05-20", "window": { "start": { "local": "1992-05-20T23:10:45+03:00", "utc": "1992-05-20T20:10:45Z", "ms": 706392645071.5352 }, "end": { "local": "1992-05-20T23:10:45+03:00", "utc": "1992-05-20T20:10:45Z", "ms": 706392645071.5352 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:56 on Tue 19 May to 22:42 on Wed 20 May.", "fact": "1992-05-19T17:56:25Z → 1992-05-20T19:42:01Z" }, { "step": "kaala", "text": "Moonrise is at 22:28 on the 19th and 23:11 on the 20th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 19th and is not on the 20th.", "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 1724 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Tuesday 19 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": "1992-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-19", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Tuesday 19 May. Caturthī runs from 20:56 on Tue 19 May to 22:42 on Wed 20 May and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-05-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-05-28", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18080, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-05-27T10:57:30+03:00", "utc": "1992-05-27T07:57:30Z", "ms": 706953449589.243 }, "end": { "local": "1992-05-28T11:28:30+03:00", "utc": "1992-05-28T08:28:30Z", "ms": 707041709561.9081 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-27T10:57:30+03:00", "utc": "1992-05-27T07:57:30Z", "ms": 706953449589.243 }, "end": { "local": "1992-05-28T11:28:30+03:00", "utc": "1992-05-28T08:28:30Z", "ms": 707041709561.9081 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-05-27", "window": { "start": { "local": "1992-05-27T05:56:10+03:00", "utc": "1992-05-27T02:56:10Z", "ms": 706935369649.6967 }, "end": { "local": "1992-05-27T05:56:10+03:00", "utc": "1992-05-27T02:56:10Z", "ms": 706935369649.6967 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-05-28", "window": { "start": { "local": "1992-05-28T05:55:50+03:00", "utc": "1992-05-28T02:55:50Z", "ms": 707021749760.02 }, "end": { "local": "1992-05-28T05:55:50+03:00", "utc": "1992-05-28T02:55:50Z", "ms": 707021749760.02 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:57 on Wed 27 May to 11:28 on Thu 28 May.", "fact": "1992-05-27T07:57:30Z → 1992-05-28T08:28:30Z" }, { "step": "kaala", "text": "Sunrise is at 05:56 on the 27th and 05:56 on the 28th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 27th and is on the 28th.", "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 18080 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Giza, 1992: Thursday 28 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": "1992-05-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-28", "confidence": "determinate" } ], "quote": "In Giza, Aparā Ekādaśī 1992 falls on Thursday 28 May. Ekādaśī runs from 10:57 on Wed 27 May to 11:28 on Thu 28 May and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-05-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-05-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30785, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-05-29T11:16:44+03:00", "utc": "1992-05-29T08:16:44Z", "ms": 707127404283.087 }, "end": { "local": "1992-05-30T10:24:11+03:00", "utc": "1992-05-30T07:24:11Z", "ms": 707210650637.5386 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-29T11:16:44+03:00", "utc": "1992-05-29T08:16:44Z", "ms": 707127404283.087 }, "end": { "local": "1992-05-30T10:24:11+03:00", "utc": "1992-05-30T07:24:11Z", "ms": 707210650637.5386 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-05-29", "window": { "start": { "local": "1992-05-29T19:49:49+03:00", "utc": "1992-05-29T16:49:49Z", "ms": 707158189318.5767 }, "end": { "local": "1992-05-29T21:10:33+03:00", "utc": "1992-05-29T18:10:33Z", "ms": 707163032646.4033 } }, "covered_min": 81, "window_min": 81, "qualifies": true }, { "local_date": "1992-05-30", "window": { "start": { "local": "1992-05-30T19:50:22+03:00", "utc": "1992-05-30T16:50:22Z", "ms": 707244622438.7648 }, "end": { "local": "1992-05-30T21:10:59+03:00", "utc": "1992-05-30T18:10:59Z", "ms": 707249459271.3568 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:17 on Fri 29 May to 10:24 on Sat 30 May.", "fact": "1992-05-29T08:16:44Z → 1992-05-30T07:24:11Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:50–21:11 on the 29th, 19:50–21:11 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 81 of 81 minutes on the 29th and 0 of 81 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 30785 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Friday 29 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": "1992-05-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-29", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Friday 29 May. Trayodaśī runs from 11:17 on Fri 29 May to 10:24 on Sat 30 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-05-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-05-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27522, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-05-30T10:24:11+03:00", "utc": "1992-05-30T07:24:11Z", "ms": 707210650637.5386 }, "end": { "local": "1992-05-31T08:55:23+03:00", "utc": "1992-05-31T05:55:23Z", "ms": 707291722768.9694 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-05-30T10:24:11+03:00", "utc": "1992-05-30T07:24:11Z", "ms": 707210650637.5386 }, "end": { "local": "1992-05-31T08:55:23+03:00", "utc": "1992-05-31T05:55:23Z", "ms": 707291722768.9694 } }, "kaala": "nishita", "days": [ { "local_date": "1992-05-29", "window": { "start": { "local": "1992-05-30T00:28:32+03:00", "utc": "1992-05-29T21:28:32Z", "ms": 707174911797.9268 }, "end": { "local": "1992-05-30T01:16:32+03:00", "utc": "1992-05-29T22:16:32Z", "ms": 707177791797.9268 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-05-30", "window": { "start": { "local": "1992-05-31T00:28:41+03:00", "utc": "1992-05-30T21:28:41Z", "ms": 707261320560.9849 }, "end": { "local": "1992-05-31T01:16:41+03:00", "utc": "1992-05-30T22:16:41Z", "ms": 707264200560.9849 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:24 on Sat 30 May to 08:55 on Sun 31 May.", "fact": "1992-05-30T07:24:11Z → 1992-05-31T05:55:23Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:29–01:17 on the 29th, 00:29–01:17 on the 30th.", "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 29th and 48 of 48 on the 30th.", "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 27522 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Saturday 30 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": "1992-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-05-30", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Saturday 30 May. Caturdaśī runs from 10:24 on Sat 30 May to 08:55 on Sun 31 May and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35693, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-06-03T01:57:47+03:00", "utc": "1992-06-02T22:57:47Z", "ms": 707525866639.377 }, "end": { "local": "1992-06-03T23:12:18+03:00", "utc": "1992-06-03T20:12:18Z", "ms": 707602337698.2118 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-03T01:57:47+03:00", "utc": "1992-06-02T22:57:47Z", "ms": 707525866639.377 }, "end": { "local": "1992-06-03T23:12:18+03:00", "utc": "1992-06-03T20:12:18Z", "ms": 707602337698.2118 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-06-02", "window": { "start": { "local": "1992-06-02T12:29:15+03:00", "utc": "1992-06-02T09:29:15Z", "ms": 707477354975.4507 }, "end": { "local": "1992-06-02T13:17:15+03:00", "utc": "1992-06-02T10:17:15Z", "ms": 707480234975.4507 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-06-03", "window": { "start": { "local": "1992-06-03T12:29:25+03:00", "utc": "1992-06-03T09:29:25Z", "ms": 707563764601.1062 }, "end": { "local": "1992-06-03T13:17:25+03:00", "utc": "1992-06-03T10:17:25Z", "ms": 707566644601.1062 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 01:58 on Wed 3 Jun to 23:12 on Wed 3 Jun.", "fact": "1992-06-02T22:57:47Z → 1992-06-03T20:12:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 2nd, 12:29–13:17 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 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 35693 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Giza, 1992: Wednesday 3 June.", "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": "1992-06-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-03", "confidence": "determinate" } ], "quote": "In Giza, Rambhā Tṛtīyā 1992 falls on Wednesday 3 June. Tṛtīyā runs from 01:58 on Wed 3 Jun to 23:12 on Wed 3 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-06-04", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25656, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-06-03T23:12:18+03:00", "utc": "1992-06-03T20:12:18Z", "ms": 707602337698.2118 }, "end": { "local": "1992-06-04T20:25:10+03:00", "utc": "1992-06-04T17:25:10Z", "ms": 707678710494.457 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-03T23:12:18+03:00", "utc": "1992-06-03T20:12:18Z", "ms": 707602337698.2118 }, "end": { "local": "1992-06-04T20:25:10+03:00", "utc": "1992-06-04T17:25:10Z", "ms": 707678710494.457 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-06-03", "window": { "start": { "local": "1992-06-03T12:29:25+03:00", "utc": "1992-06-03T09:29:25Z", "ms": 707563764601.1062 }, "end": { "local": "1992-06-03T13:17:25+03:00", "utc": "1992-06-03T10:17:25Z", "ms": 707566644601.1062 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-06-04", "window": { "start": { "local": "1992-06-04T12:29:35+03:00", "utc": "1992-06-04T09:29:35Z", "ms": 707650174565.6041 }, "end": { "local": "1992-06-04T13:17:35+03:00", "utc": "1992-06-04T10:17:35Z", "ms": 707653054565.6041 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:12 on Wed 3 Jun to 20:25 on Thu 4 Jun.", "fact": "1992-06-03T20:12:18Z → 1992-06-04T17:25:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 3rd, 12:30–13:18 on the 4th.", "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 3rd and 48 of 48 on the 4th.", "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 25656 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Thursday 4 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": "1992-06-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-04", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Thursday 4 June. Caturthī runs from 23:12 on Wed 3 Jun to 20:25 on Thu 4 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-06-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6679, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-06-05T17:42:25+03:00", "utc": "1992-06-05T14:42:25Z", "ms": 707755345226.6848 }, "end": { "local": "1992-06-06T15:09:15+03:00", "utc": "1992-06-06T12:09:15Z", "ms": 707832554598.2057 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-05T17:42:25+03:00", "utc": "1992-06-05T14:42:25Z", "ms": 707755345226.6848 }, "end": { "local": "1992-06-06T15:09:15+03:00", "utc": "1992-06-06T12:09:15Z", "ms": 707832554598.2057 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-06-05", "window": { "start": { "local": "1992-06-05T12:29:45+03:00", "utc": "1992-06-05T09:29:45Z", "ms": 707736584846.1833 }, "end": { "local": "1992-06-05T13:17:45+03:00", "utc": "1992-06-05T10:17:45Z", "ms": 707739464846.1833 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-06-06", "window": { "start": { "local": "1992-06-06T12:29:55+03:00", "utc": "1992-06-06T09:29:55Z", "ms": 707822995420.75 }, "end": { "local": "1992-06-06T13:17:55+03:00", "utc": "1992-06-06T10:17:55Z", "ms": 707825875420.75 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 17:42 on Fri 5 Jun to 15:09 on Sat 6 Jun.", "fact": "1992-06-05T14:42:25Z → 1992-06-06T12:09:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 5th, 12:30–13:18 on the 6th.", "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 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6679 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Giza, 1992: Saturday 6 June.", "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": "1992-06-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-06", "confidence": "determinate" } ], "quote": "In Giza, Araṇya Gaurī Vrata 1992 falls on Saturday 6 June. Ṣaṣṭhī runs from 17:42 on Fri 5 Jun to 15:09 on Sat 6 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6679, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-06-05T17:42:25+03:00", "utc": "1992-06-05T14:42:25Z", "ms": 707755345226.6848 }, "end": { "local": "1992-06-06T15:09:15+03:00", "utc": "1992-06-06T12:09:15Z", "ms": 707832554598.2057 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-05T17:42:25+03:00", "utc": "1992-06-05T14:42:25Z", "ms": 707755345226.6848 }, "end": { "local": "1992-06-06T15:09:15+03:00", "utc": "1992-06-06T12:09:15Z", "ms": 707832554598.2057 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-06-05", "window": { "start": { "local": "1992-06-05T12:29:45+03:00", "utc": "1992-06-05T09:29:45Z", "ms": 707736584846.1833 }, "end": { "local": "1992-06-05T13:17:45+03:00", "utc": "1992-06-05T10:17:45Z", "ms": 707739464846.1833 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-06-06", "window": { "start": { "local": "1992-06-06T12:29:55+03:00", "utc": "1992-06-06T09:29:55Z", "ms": 707822995420.75 }, "end": { "local": "1992-06-06T13:17:55+03:00", "utc": "1992-06-06T10:17:55Z", "ms": 707825875420.75 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 17:42 on Fri 5 Jun to 15:09 on Sat 6 Jun.", "fact": "1992-06-05T14:42:25Z → 1992-06-06T12:09:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 5th, 12:30–13:18 on the 6th.", "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 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6679 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Giza, 1992: Saturday 6 June.", "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": "1992-06-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-06", "confidence": "determinate" } ], "quote": "In Giza, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1992 falls on Saturday 6 June. Ṣaṣṭhī runs from 17:42 on Fri 5 Jun to 15:09 on Sat 6 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-06-11", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3653, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-06-10T07:48:32+03:00", "utc": "1992-06-10T04:48:32Z", "ms": 708151712236.4058 }, "end": { "local": "1992-06-11T06:54:33+03:00", "utc": "1992-06-11T03:54:33Z", "ms": 708234872747.6244 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-10T07:48:32+03:00", "utc": "1992-06-10T04:48:32Z", "ms": 708151712236.4058 }, "end": { "local": "1992-06-11T06:54:33+03:00", "utc": "1992-06-11T03:54:33Z", "ms": 708234872747.6244 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-06-10", "window": { "start": { "local": "1992-06-10T05:53:40+03:00", "utc": "1992-06-10T02:53:40Z", "ms": 708144819987.8331 }, "end": { "local": "1992-06-10T05:53:40+03:00", "utc": "1992-06-10T02:53:40Z", "ms": 708144819987.8331 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-06-11", "window": { "start": { "local": "1992-06-11T05:53:40+03:00", "utc": "1992-06-11T02:53:40Z", "ms": 708231219654.7404 }, "end": { "local": "1992-06-11T05:53:40+03:00", "utc": "1992-06-11T02:53:40Z", "ms": 708231219654.7404 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:49 on Wed 10 Jun to 06:55 on Thu 11 Jun.", "fact": "1992-06-10T04:48:32Z → 1992-06-11T03:54:33Z" }, { "step": "kaala", "text": "Sunrise is at 05:54 on the 10th and 05:54 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 10th and is on the 11th.", "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 3653 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Giza, 1992: Thursday 11 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": "1992-06-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-11", "confidence": "determinate" } ], "quote": "In Giza, Nirjalā Ekādaśī 1992 falls on Thursday 11 June. Ekādaśī runs from 07:49 on Wed 10 Jun to 06:55 on Thu 11 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-06-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20179, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-06-11T06:54:33+03:00", "utc": "1992-06-11T03:54:33Z", "ms": 708234872747.6244 }, "end": { "local": "1992-06-12T06:26:39+03:00", "utc": "1992-06-12T03:26:39Z", "ms": 708319599101.5632 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-11T06:54:33+03:00", "utc": "1992-06-11T03:54:33Z", "ms": 708234872747.6244 }, "end": { "local": "1992-06-12T06:26:39+03:00", "utc": "1992-06-12T03:26:39Z", "ms": 708319599101.5632 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-06-11", "window": { "start": { "local": "1992-06-11T12:30:52+03:00", "utc": "1992-06-11T09:30:52Z", "ms": 708255051989.7761 }, "end": { "local": "1992-06-11T13:18:52+03:00", "utc": "1992-06-11T10:18:52Z", "ms": 708257931989.7761 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-06-12", "window": { "start": { "local": "1992-06-12T12:31:04+03:00", "utc": "1992-06-12T09:31:04Z", "ms": 708341463909.1453 }, "end": { "local": "1992-06-12T13:19:04+03:00", "utc": "1992-06-12T10:19:04Z", "ms": 708344343909.1453 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:55 on Thu 11 Jun to 06:27 on Fri 12 Jun.", "fact": "1992-06-11T03:54:33Z → 1992-06-12T03:26:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 11th, 12:31–13:19 on the 12th.", "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 11th and 0 of 48 on the 12th.", "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 20179 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Giza, 1992: Thursday 11 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-rama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Sri Rama dvadasi (purvaviddha), Campaka dvadasi (Orissa) (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-06-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-11", "confidence": "determinate" } ], "quote": "In Giza, Śrī Rāma Dvādaśī 1992 falls on Thursday 11 June. Dvādaśī runs from 06:55 on Thu 11 Jun to 06:27 on Fri 12 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-06-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33001, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-06-12T06:26:39+03:00", "utc": "1992-06-12T03:26:39Z", "ms": 708319599101.5632 }, "end": { "local": "1992-06-13T06:26:06+03:00", "utc": "1992-06-13T03:26:06Z", "ms": 708405965780.2147 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-12T06:26:39+03:00", "utc": "1992-06-12T03:26:39Z", "ms": 708319599101.5632 }, "end": { "local": "1992-06-13T06:26:06+03:00", "utc": "1992-06-13T03:26:06Z", "ms": 708405965780.2147 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-06-11", "window": { "start": { "local": "1992-06-11T19:56:04+03:00", "utc": "1992-06-11T16:56:04Z", "ms": 708281764324.812 }, "end": { "local": "1992-06-11T21:15:45+03:00", "utc": "1992-06-11T18:15:45Z", "ms": 708286545168.7148 } }, "covered_min": 0, "window_min": 80, "qualifies": false }, { "local_date": "1992-06-12", "window": { "start": { "local": "1992-06-12T19:56:27+03:00", "utc": "1992-06-12T16:56:27Z", "ms": 708368187164.2074 }, "end": { "local": "1992-06-12T21:16:05+03:00", "utc": "1992-06-12T18:16:05Z", "ms": 708372965272.3171 } }, "covered_min": 80, "window_min": 80, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:27 on Fri 12 Jun to 06:26 on Sat 13 Jun.", "fact": "1992-06-12T03:26:39Z → 1992-06-13T03:26:06Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:56–21:16 on the 11th, 19:56–21:16 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 0 of 80 minutes on the 11th and 80 of 80 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 33001 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Friday 12 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": "1992-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-12", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Friday 12 June. Trayodaśī runs from 06:27 on Fri 12 Jun to 06:26 on Sat 13 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-06-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34639, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-06-14T06:53:44+03:00", "utc": "1992-06-14T03:53:44Z", "ms": 708494023728.5135 }, "end": { "local": "1992-06-15T07:49:45+03:00", "utc": "1992-06-15T04:49:45Z", "ms": 708583784957.998 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-14T06:53:44+03:00", "utc": "1992-06-14T03:53:44Z", "ms": 708494023728.5135 }, "end": { "local": "1992-06-15T07:49:45+03:00", "utc": "1992-06-15T04:49:45Z", "ms": 708583784957.998 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-06-13", "window": { "start": { "local": "1992-06-13T19:56:49+03:00", "utc": "1992-06-13T16:56:49Z", "ms": 708454608999.5739 }, "end": { "local": "1992-06-13T21:16:25+03:00", "utc": "1992-06-13T18:16:25Z", "ms": 708459384680.4366 } }, "covered_min": 0, "window_min": 80, "qualifies": false }, { "local_date": "1992-06-14", "window": { "start": { "local": "1992-06-14T19:57:10+03:00", "utc": "1992-06-14T16:57:10Z", "ms": 708541029805.5826 }, "end": { "local": "1992-06-14T21:16:43+03:00", "utc": "1992-06-14T18:16:43Z", "ms": 708545803369.4733 } }, "covered_min": 80, "window_min": 80, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:54 on Sun 14 Jun to 07:50 on Mon 15 Jun.", "fact": "1992-06-14T03:53:44Z → 1992-06-15T04:49:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:16 on the 13th, 19:57–21:17 on the 14th.", "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 80 minutes on the 13th and 80 of 80 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34639 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Giza, 1992: Sunday 14 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vata-savitri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Vata-savitri vrata (Deccan) (pradosavyapini, purvaviddha), Snanayatra (Bengal & Orissa) (paraviddha)." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-06-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-14", "confidence": "determinate" } ], "quote": "In Giza, Vaṭa Sāvitrī Vrata 1992 falls on Sunday 14 June. Pūrṇimā runs from 06:54 on Sun 14 Jun to 07:50 on Mon 15 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-06-18", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26434, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-06-18T13:11:05+03:00", "utc": "1992-06-18T10:11:05Z", "ms": 708862265488.937 }, "end": { "local": "1992-06-19T15:33:48+03:00", "utc": "1992-06-19T12:33:48Z", "ms": 708957227691.5366 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-18T13:11:05+03:00", "utc": "1992-06-18T10:11:05Z", "ms": 708862265488.937 }, "end": { "local": "1992-06-19T15:33:48+03:00", "utc": "1992-06-19T12:33:48Z", "ms": 708957227691.5366 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-06-18", "window": { "start": { "local": "1992-06-18T22:22:04+03:00", "utc": "1992-06-18T19:22:04Z", "ms": 708895324040.7764 }, "end": { "local": "1992-06-18T22:22:04+03:00", "utc": "1992-06-18T19:22:04Z", "ms": 708895324040.7764 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-06-19", "window": { "start": { "local": "1992-06-19T22:54:22+03:00", "utc": "1992-06-19T19:54:22Z", "ms": 708983661597.9679 }, "end": { "local": "1992-06-19T22:54:22+03:00", "utc": "1992-06-19T19:54:22Z", "ms": 708983661597.9679 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:11 on Thu 18 Jun to 15:34 on Fri 19 Jun.", "fact": "1992-06-18T10:11:05Z → 1992-06-19T12:33:48Z" }, { "step": "kaala", "text": "Moonrise is at 22:22 on the 18th and 22:54 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 18th and is not on the 19th.", "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 26434 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Thursday 18 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": "1992-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-18", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Thursday 18 June. Caturthī runs from 13:11 on Thu 18 Jun to 15:34 on Fri 19 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-06-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-06-26", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18191, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-06-26T00:52:55+03:00", "utc": "1992-06-25T21:52:55Z", "ms": 709509175269.9811 }, "end": { "local": "1992-06-27T00:15:29+03:00", "utc": "1992-06-26T21:15:29Z", "ms": 709593329451.3701 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-26T00:52:55+03:00", "utc": "1992-06-25T21:52:55Z", "ms": 709509175269.9811 }, "end": { "local": "1992-06-27T00:15:29+03:00", "utc": "1992-06-26T21:15:29Z", "ms": 709593329451.3701 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-06-26", "window": { "start": { "local": "1992-06-26T05:56:07+03:00", "utc": "1992-06-26T02:56:07Z", "ms": 709527366695.9515 }, "end": { "local": "1992-06-26T05:56:07+03:00", "utc": "1992-06-26T02:56:07Z", "ms": 709527366695.9515 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-06-27", "window": { "start": { "local": "1992-06-27T05:56:26+03:00", "utc": "1992-06-27T02:56:26Z", "ms": 709613785788.4763 }, "end": { "local": "1992-06-27T05:56:26+03:00", "utc": "1992-06-27T02:56:26Z", "ms": 709613785788.4763 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:53 on Fri 26 Jun to 00:15 on Sat 27 Jun.", "fact": "1992-06-25T21:52:55Z → 1992-06-26T21:15:29Z" }, { "step": "kaala", "text": "Sunrise is at 05:56 on the 26th and 05:56 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 26th and is not 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 18191 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Giza, 1992: Friday 26 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": "1992-06-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-26", "confidence": "determinate" } ], "quote": "In Giza, Yoginī Ekādaśī 1992 falls on Friday 26 June. Ekādaśī runs from 00:53 on Fri 26 Jun to 00:15 on Sat 27 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-06-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-06-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1622, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-06-27T22:53:54+03:00", "utc": "1992-06-27T19:53:54Z", "ms": 709674834200.5566 }, "end": { "local": "1992-06-28T20:52:35+03:00", "utc": "1992-06-28T17:52:35Z", "ms": 709753954718.6118 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-27T22:53:54+03:00", "utc": "1992-06-27T19:53:54Z", "ms": 709674834200.5566 }, "end": { "local": "1992-06-28T20:52:35+03:00", "utc": "1992-06-28T17:52:35Z", "ms": 709753954718.6118 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-06-27", "window": { "start": { "local": "1992-06-27T19:59:56+03:00", "utc": "1992-06-27T16:59:56Z", "ms": 709664395767.2843 }, "end": { "local": "1992-06-27T21:19:30+03:00", "utc": "1992-06-27T18:19:30Z", "ms": 709669170451.5292 } }, "covered_min": 0, "window_min": 80, "qualifies": false }, { "local_date": "1992-06-28", "window": { "start": { "local": "1992-06-28T20:00:00+03:00", "utc": "1992-06-28T17:00:00Z", "ms": 709750799725.4468 }, "end": { "local": "1992-06-28T21:19:37+03:00", "utc": "1992-06-28T18:19:37Z", "ms": 709755576694.6687 } }, "covered_min": 53, "window_min": 80, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:54 on Sat 27 Jun to 20:53 on Sun 28 Jun.", "fact": "1992-06-27T19:53:54Z → 1992-06-28T17:52:35Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:00–21:20 on the 27th, 20:00–21:20 on the 28th.", "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 80 minutes on the 27th and 53 of 80 on the 28th.", "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 1622 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Sunday 28 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": "1992-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-28", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Sunday 28 June. Trayodaśī runs from 22:54 on Sat 27 Jun to 20:53 on Sun 28 Jun and covers 53 of 80 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-06-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-06-28", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13319, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-06-28T20:52:35+03:00", "utc": "1992-06-28T17:52:35Z", "ms": 709753954718.6118 }, "end": { "local": "1992-06-29T18:18:00+03:00", "utc": "1992-06-29T15:18:00Z", "ms": 709831080073.8613 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-06-28T20:52:35+03:00", "utc": "1992-06-28T17:52:35Z", "ms": 709753954718.6118 }, "end": { "local": "1992-06-29T18:18:00+03:00", "utc": "1992-06-29T15:18:00Z", "ms": 709831080073.8613 } }, "kaala": "nishita", "days": [ { "local_date": "1992-06-28", "window": { "start": { "local": "1992-06-29T00:34:33+03:00", "utc": "1992-06-28T21:34:33Z", "ms": 709767273360.0288 }, "end": { "local": "1992-06-29T01:22:33+03:00", "utc": "1992-06-28T22:22:33Z", "ms": 709770153360.0288 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-06-29", "window": { "start": { "local": "1992-06-30T00:34:46+03:00", "utc": "1992-06-29T21:34:46Z", "ms": 709853685682.5105 }, "end": { "local": "1992-06-30T01:22:46+03:00", "utc": "1992-06-29T22:22:46Z", "ms": 709856565682.5105 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:53 on Sun 28 Jun to 18:18 on Mon 29 Jun.", "fact": "1992-06-28T17:52:35Z → 1992-06-29T15:18:00Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:35–01:23 on the 28th, 00:35–01:23 on the 29th.", "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 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13319 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Sunday 28 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": "1992-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-06-28", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Sunday 28 June. Caturdaśī runs from 20:53 on Sun 28 Jun to 18:18 on Mon 29 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-06-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2020, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1992-07-01T12:01:17+03:00", "utc": "1992-07-01T09:01:17Z", "ms": 709981276999.1436 }, "end": { "local": "1992-07-02T08:36:47+03:00", "utc": "1992-07-02T05:36:47Z", "ms": 710055407320.9467 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-01T12:01:17+03:00", "utc": "1992-07-01T09:01:17Z", "ms": 709981276999.1436 }, "end": { "local": "1992-07-02T08:36:47+03:00", "utc": "1992-07-02T05:36:47Z", "ms": 710055407320.9467 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-01", "window": { "start": { "local": "1992-07-01T12:34:57+03:00", "utc": "1992-07-01T09:34:57Z", "ms": 709983296686.1777 }, "end": { "local": "1992-07-01T13:22:57+03:00", "utc": "1992-07-01T10:22:57Z", "ms": 709986176686.1777 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-07-02", "window": { "start": { "local": "1992-07-02T12:35:08+03:00", "utc": "1992-07-02T09:35:08Z", "ms": 710069707809.7675 }, "end": { "local": "1992-07-02T13:23:08+03:00", "utc": "1992-07-02T10:23:08Z", "ms": 710072587809.7675 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 12:01 on Wed 1 Jul to 08:37 on Thu 2 Jul.", "fact": "1992-07-01T09:01:17Z → 1992-07-02T05:36:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 1st, 12:35–13:23 on the 2nd.", "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 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2020 s" }, { "step": "ruling", "text": "Rathayātrā, Giza, 1992: Wednesday 1 July.", "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": "1992-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-01", "confidence": "determinate" } ], "quote": "In Giza, Rathayātrā 1992 falls on Wednesday 1 July. Dvitīyā runs from 12:01 on Wed 1 Jul to 08:37 on Thu 2 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-07-03", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26510, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-07-03T05:13:28+03:00", "utc": "1992-07-03T02:13:28Z", "ms": 710129608463.7373 }, "end": { "local": "1992-07-04T01:59:56+03:00", "utc": "1992-07-03T22:59:56Z", "ms": 710204395793.841 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-03T05:13:28+03:00", "utc": "1992-07-03T02:13:28Z", "ms": 710129608463.7373 }, "end": { "local": "1992-07-04T01:59:56+03:00", "utc": "1992-07-03T22:59:56Z", "ms": 710204395793.841 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-03", "window": { "start": { "local": "1992-07-03T12:35:19+03:00", "utc": "1992-07-03T09:35:19Z", "ms": 710156118638.05 }, "end": { "local": "1992-07-03T13:23:19+03:00", "utc": "1992-07-03T10:23:19Z", "ms": 710158998638.05 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-07-04", "window": { "start": { "local": "1992-07-04T12:35:29+03:00", "utc": "1992-07-04T09:35:29Z", "ms": 710242529146.2645 }, "end": { "local": "1992-07-04T13:23:29+03:00", "utc": "1992-07-04T10:23:29Z", "ms": 710245409146.2645 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:13 on Fri 3 Jul to 02:00 on Sat 4 Jul.", "fact": "1992-07-03T02:13:28Z → 1992-07-03T22:59:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 3rd, 12:35–13:23 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "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 26510 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Friday 3 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": "1992-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-03", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Friday 3 July. Caturthī runs from 05:13 on Fri 3 Jul to 02:00 on Sat 4 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-07-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34835, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-07-04T01:59:56+03:00", "utc": "1992-07-03T22:59:56Z", "ms": 710204395793.841 }, "end": { "local": "1992-07-04T23:04:04+03:00", "utc": "1992-07-04T20:04:04Z", "ms": 710280243712.5238 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-04T01:59:56+03:00", "utc": "1992-07-03T22:59:56Z", "ms": 710204395793.841 }, "end": { "local": "1992-07-04T23:04:04+03:00", "utc": "1992-07-04T20:04:04Z", "ms": 710280243712.5238 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-03", "window": { "start": { "local": "1992-07-03T12:35:19+03:00", "utc": "1992-07-03T09:35:19Z", "ms": 710156118638.05 }, "end": { "local": "1992-07-03T13:23:19+03:00", "utc": "1992-07-03T10:23:19Z", "ms": 710158998638.05 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-07-04", "window": { "start": { "local": "1992-07-04T12:35:29+03:00", "utc": "1992-07-04T09:35:29Z", "ms": 710242529146.2645 }, "end": { "local": "1992-07-04T13:23:29+03:00", "utc": "1992-07-04T10:23:29Z", "ms": 710245409146.2645 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 02:00 on Sat 4 Jul to 23:04 on Sat 4 Jul.", "fact": "1992-07-03T22:59:56Z → 1992-07-04T20:04:04Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 3rd, 12:35–13:23 on the 4th.", "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 3rd and 48 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 34835 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Giza, 1992: Saturday 4 July.", "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": "1992-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-04", "confidence": "determinate" } ], "quote": "In Giza, Skanda Pañcamī 1992 falls on Saturday 4 July. Pañcamī runs from 02:00 on Sat 4 Jul to 23:04 on Sat 4 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18462, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-07-05T20:32:45+03:00", "utc": "1992-07-05T17:32:45Z", "ms": 710357565277.5867 }, "end": { "local": "1992-07-06T18:31:31+03:00", "utc": "1992-07-06T15:31:31Z", "ms": 710436691464.2157 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-05T20:32:45+03:00", "utc": "1992-07-05T17:32:45Z", "ms": 710357565277.5867 }, "end": { "local": "1992-07-06T18:31:31+03:00", "utc": "1992-07-06T15:31:31Z", "ms": 710436691464.2157 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-05", "window": { "start": { "local": "1992-07-05T12:35:39+03:00", "utc": "1992-07-05T09:35:39Z", "ms": 710328939311.2247 }, "end": { "local": "1992-07-05T13:23:39+03:00", "utc": "1992-07-05T10:23:39Z", "ms": 710331819311.2247 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-07-06", "window": { "start": { "local": "1992-07-06T12:35:49+03:00", "utc": "1992-07-06T09:35:49Z", "ms": 710415349111.8608 }, "end": { "local": "1992-07-06T13:23:49+03:00", "utc": "1992-07-06T10:23:49Z", "ms": 710418229111.8608 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 20:33 on Sun 5 Jul to 18:32 on Mon 6 Jul.", "fact": "1992-07-05T17:32:45Z → 1992-07-06T15:31:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 5th, 12:36–13:24 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18462 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Giza, 1992: Monday 6 July.", "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": "1992-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-06", "confidence": "determinate" } ], "quote": "In Giza, Vivasvat Saptamī 1992 falls on Monday 6 July. Saptamī runs from 20:33 on Sun 5 Jul to 18:32 on Mon 6 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-07-10", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35756, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-07-09T15:57:19+03:00", "utc": "1992-07-09T12:57:19Z", "ms": 710686638853.7172 }, "end": { "local": "1992-07-10T16:16:11+03:00", "utc": "1992-07-10T13:16:11Z", "ms": 710774171165.179 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-09T15:57:19+03:00", "utc": "1992-07-09T12:57:19Z", "ms": 710686638853.7172 }, "end": { "local": "1992-07-10T16:16:11+03:00", "utc": "1992-07-10T13:16:11Z", "ms": 710774171165.179 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-07-09", "window": { "start": { "local": "1992-07-09T06:01:23+03:00", "utc": "1992-07-09T03:01:23Z", "ms": 710650883202.3652 }, "end": { "local": "1992-07-09T06:01:23+03:00", "utc": "1992-07-09T03:01:23Z", "ms": 710650883202.3652 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-07-10", "window": { "start": { "local": "1992-07-10T06:01:53+03:00", "utc": "1992-07-10T03:01:53Z", "ms": 710737312791.0442 }, "end": { "local": "1992-07-10T06:01:53+03:00", "utc": "1992-07-10T03:01:53Z", "ms": 710737312791.0442 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:57 on Thu 9 Jul to 16:16 on Fri 10 Jul.", "fact": "1992-07-09T12:57:19Z → 1992-07-10T13:16:11Z" }, { "step": "kaala", "text": "Sunrise is at 06:01 on the 9th and 06:02 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 35756 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Giza, 1992: Friday 10 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": "1992-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-10", "confidence": "determinate" } ], "quote": "In Giza, Hariśayanī Ekādaśī 1992 falls on Friday 10 July. Ekādaśī runs from 15:57 on Thu 9 Jul to 16:16 on Fri 10 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-07-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-07-11", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5639, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-07-11T17:06:29+03:00", "utc": "1992-07-11T14:06:29Z", "ms": 710863588607.7765 }, "end": { "local": "1992-07-12T18:24:26+03:00", "utc": "1992-07-12T15:24:26Z", "ms": 710954665548.723 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-11T17:06:29+03:00", "utc": "1992-07-11T14:06:29Z", "ms": 710863588607.7765 }, "end": { "local": "1992-07-12T18:24:26+03:00", "utc": "1992-07-12T15:24:26Z", "ms": 710954665548.723 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-07-11", "window": { "start": { "local": "1992-07-11T19:58:41+03:00", "utc": "1992-07-11T16:58:41Z", "ms": 710873921108.2274 }, "end": { "local": "1992-07-11T21:19:15+03:00", "utc": "1992-07-11T18:19:15Z", "ms": 710878754783.6031 } }, "covered_min": 81, "window_min": 81, "qualifies": true }, { "local_date": "1992-07-12", "window": { "start": { "local": "1992-07-12T19:58:25+03:00", "utc": "1992-07-12T16:58:25Z", "ms": 710960304919.3193 }, "end": { "local": "1992-07-12T21:19:05+03:00", "utc": "1992-07-12T18:19:05Z", "ms": 710965144918.2128 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 17:06 on Sat 11 Jul to 18:24 on Sun 12 Jul.", "fact": "1992-07-11T14:06:29Z → 1992-07-12T15:24:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:59–21:19 on the 11th, 19:58–21:19 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 81 of 81 minutes on the 11th and 0 of 81 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 5639 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Saturday 11 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": "1992-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-11", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Saturday 11 July. Trayodaśī runs from 17:06 on Sat 11 Jul to 18:24 on Sun 12 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-07-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28692, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 } }, "kaala": "udaya-3", "days": [ { "local_date": "1992-07-14", "window": { "start": { "local": "1992-07-14T06:03:57+03:00", "utc": "1992-07-14T03:03:57Z", "ms": 711083036642.8014 }, "end": { "local": "1992-07-14T08:50:43+03:00", "utc": "1992-07-14T05:50:43Z", "ms": 711093042946.839 } }, "covered_min": 167, "window_min": 167, "qualifies": true }, { "local_date": "1992-07-15", "window": { "start": { "local": "1992-07-15T06:04:29+03:00", "utc": "1992-07-15T03:04:29Z", "ms": 711169468842.1953 }, "end": { "local": "1992-07-15T08:51:05+03:00", "utc": "1992-07-15T05:51:05Z", "ms": 711179464595.2225 } }, "covered_min": 0, "window_min": 167, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul.", "fact": "1992-07-13T17:05:50Z → 1992-07-14T19:06:17Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:04–08:51 on the 14th, 06:04–08:51 on the 15th.", "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 167 of 167 minutes on the 14th and 0 of 167 on the 15th.", "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 28692 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Giza, 1992: Tuesday 14 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": "1992-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-14", "confidence": "determinate" } ], "quote": "In Giza, Vyāsa Pūjā 1992 falls on Tuesday 14 July. Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24064, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-13", "window": { "start": { "local": "1992-07-13T12:36:46+03:00", "utc": "1992-07-13T09:36:46Z", "ms": 711020206090.0643 }, "end": { "local": "1992-07-13T13:24:46+03:00", "utc": "1992-07-13T10:24:46Z", "ms": 711023086090.0643 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-07-14", "window": { "start": { "local": "1992-07-14T12:36:52+03:00", "utc": "1992-07-14T09:36:52Z", "ms": 711106612402.8953 }, "end": { "local": "1992-07-14T13:24:52+03:00", "utc": "1992-07-14T10:24:52Z", "ms": 711109492402.8953 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul.", "fact": "1992-07-13T17:05:50Z → 1992-07-14T19:06:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 13th, 12:37–13:25 on the 14th.", "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 13th and 48 of 48 on the 14th.", "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 24064 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Giza, 1992: Tuesday 14 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": "1992-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-14", "confidence": "determinate" } ], "quote": "In Giza, Guru Pūrṇimā 1992 falls on Tuesday 14 July. Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 463, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 } }, "kaala": "sayahna", "days": [ { "local_date": "1992-07-13", "window": { "start": { "local": "1992-07-13T17:11:11+03:00", "utc": "1992-07-13T14:11:11Z", "ms": 711036670797.4906 }, "end": { "local": "1992-07-13T19:58:07+03:00", "utc": "1992-07-13T16:58:07Z", "ms": 711046687269.1082 } }, "covered_min": 0, "window_min": 167, "qualifies": false }, { "local_date": "1992-07-14", "window": { "start": { "local": "1992-07-14T17:11:02+03:00", "utc": "1992-07-14T14:11:02Z", "ms": 711123061858.9515 }, "end": { "local": "1992-07-14T19:57:48+03:00", "utc": "1992-07-14T16:57:48Z", "ms": 711133068162.9891 } }, "covered_min": 167, "window_min": 167, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul.", "fact": "1992-07-13T17:05:50Z → 1992-07-14T19:06:17Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:11–19:58 on the 13th, 17:11–19:58 on the 14th.", "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 167 minutes on the 13th and 167 of 167 on the 14th.", "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 463 s" }, { "step": "ruling", "text": "Kokilā Vrata, Giza, 1992: Tuesday 14 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": "1992-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-14", "confidence": "determinate" } ], "quote": "In Giza, Kokilā Vrata 1992 falls on Tuesday 14 July. Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-14", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 463, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1992-07-13T20:05:50+03:00", "utc": "1992-07-13T17:05:50Z", "ms": 711047150177.6273 }, "end": { "local": "1992-07-14T22:06:17+03:00", "utc": "1992-07-14T19:06:17Z", "ms": 711140776926.1926 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-07-13", "window": { "start": { "local": "1992-07-13T19:58:07+03:00", "utc": "1992-07-13T16:58:07Z", "ms": 711046687269.1082 }, "end": { "local": "1992-07-13T21:18:54+03:00", "utc": "1992-07-13T18:18:54Z", "ms": 711051533852.2672 } }, "covered_min": 73, "window_min": 81, "qualifies": true }, { "local_date": "1992-07-14", "window": { "start": { "local": "1992-07-14T19:57:48+03:00", "utc": "1992-07-14T16:57:48Z", "ms": 711133068162.9891 }, "end": { "local": "1992-07-14T21:18:42+03:00", "utc": "1992-07-14T18:18:42Z", "ms": 711137921586.8833 } }, "covered_min": 81, "window_min": 81, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul.", "fact": "1992-07-13T17:05:50Z → 1992-07-14T19:06:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:58–21:19 on the 13th, 19:58–21:19 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 73 of 81 minutes on the 13th and 81 of 81 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "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 463 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Giza, 1992: Tuesday 14 July.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1992-07-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-14", "confidence": "boundary" } ], "quote": "In Giza, Śiva Śayanotsava 1992 falls on Tuesday 14 July. Pūrṇimā runs from 20:06 on Mon 13 Jul to 22:06 on Tue 14 Jul and covers all of pradoṣa that evening. It also reaches the previous evening for 73 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/giza/festivals/1992/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": "/giza/festivals/1992/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14322, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1992-07-16T00:21:04+03:00", "utc": "1992-07-15T21:21:04Z", "ms": 711235263603.3533 }, "end": { "local": "1992-07-17T02:44:55+03:00", "utc": "1992-07-16T23:44:55Z", "ms": 711330295354.7205 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-16T00:21:04+03:00", "utc": "1992-07-15T21:21:04Z", "ms": 711235263603.3533 }, "end": { "local": "1992-07-17T02:44:55+03:00", "utc": "1992-07-16T23:44:55Z", "ms": 711330295354.7205 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-07-15", "window": { "start": { "local": "1992-07-15T20:22:22+03:00", "utc": "1992-07-15T17:22:22Z", "ms": 711220941854.5156 }, "end": { "local": "1992-07-15T20:22:22+03:00", "utc": "1992-07-15T17:22:22Z", "ms": 711220941854.5156 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-07-16", "window": { "start": { "local": "1992-07-16T20:55:43+03:00", "utc": "1992-07-16T17:55:43Z", "ms": 711309343425.9795 }, "end": { "local": "1992-07-16T20:55:43+03:00", "utc": "1992-07-16T17:55:43Z", "ms": 711309343425.9795 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:21 on Thu 16 Jul to 02:45 on Fri 17 Jul.", "fact": "1992-07-15T21:21:04Z → 1992-07-16T23:44:55Z" }, { "step": "kaala", "text": "Moonrise is at 20:22 on the 15th and 20:56 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 15th and is on the 16th.", "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 14322 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Giza, 1992: Thursday 16 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": "1992-07-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-16", "confidence": "determinate" } ], "quote": "In Giza, Aśūnya Śayana Vrata (Āṣāḍha) 1992 falls on Thursday 16 July. Dvitīyā runs from 00:21 on Thu 16 Jul to 02:45 on Fri 17 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-07-18", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27910, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-07-18T05:11:43+03:00", "utc": "1992-07-18T02:11:43Z", "ms": 711425503050.8568 }, "end": { "local": "1992-07-19T07:34:08+03:00", "utc": "1992-07-19T04:34:08Z", "ms": 711520447500.8997 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-18T05:11:43+03:00", "utc": "1992-07-18T02:11:43Z", "ms": 711425503050.8568 }, "end": { "local": "1992-07-19T07:34:08+03:00", "utc": "1992-07-19T04:34:08Z", "ms": 711520447500.8997 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-07-17", "window": { "start": { "local": "1992-07-17T21:26:33+03:00", "utc": "1992-07-17T18:26:33Z", "ms": 711397593020.1793 }, "end": { "local": "1992-07-17T21:26:33+03:00", "utc": "1992-07-17T18:26:33Z", "ms": 711397593020.1793 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-07-18", "window": { "start": { "local": "1992-07-18T21:55:54+03:00", "utc": "1992-07-18T18:55:54Z", "ms": 711485753666.0963 }, "end": { "local": "1992-07-18T21:55:54+03:00", "utc": "1992-07-18T18:55:54Z", "ms": 711485753666.0963 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:12 on Sat 18 Jul to 07:34 on Sun 19 Jul.", "fact": "1992-07-18T02:11:43Z → 1992-07-19T04:34:08Z" }, { "step": "kaala", "text": "Moonrise is at 21:27 on the 17th and 21:56 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 17th and is on the 18th.", "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 27910 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Saturday 18 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": "1992-07-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-18", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Saturday 18 July. Caturthī runs from 05:12 on Sat 18 Jul to 07:34 on Sun 19 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-07-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-07-26", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16830, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-07-25T12:28:36+03:00", "utc": "1992-07-25T09:28:36Z", "ms": 712056516081.6663 }, "end": { "local": "1992-07-26T10:51:17+03:00", "utc": "1992-07-26T07:51:17Z", "ms": 712137076999.5377 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-25T12:28:36+03:00", "utc": "1992-07-25T09:28:36Z", "ms": 712056516081.6663 }, "end": { "local": "1992-07-26T10:51:17+03:00", "utc": "1992-07-26T07:51:17Z", "ms": 712137076999.5377 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-07-25", "window": { "start": { "local": "1992-07-25T06:10:11+03:00", "utc": "1992-07-25T03:10:11Z", "ms": 712033810922.1617 }, "end": { "local": "1992-07-25T06:10:11+03:00", "utc": "1992-07-25T03:10:11Z", "ms": 712033810922.1617 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-07-26", "window": { "start": { "local": "1992-07-26T06:10:47+03:00", "utc": "1992-07-26T03:10:47Z", "ms": 712120246587.1332 }, "end": { "local": "1992-07-26T06:10:47+03:00", "utc": "1992-07-26T03:10:47Z", "ms": 712120246587.1332 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:29 on Sat 25 Jul to 10:51 on Sun 26 Jul.", "fact": "1992-07-25T09:28:36Z → 1992-07-26T07:51:17Z" }, { "step": "kaala", "text": "Sunrise is at 06:10 on the 25th and 06:11 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 25th and is 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 16830 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Giza, 1992: Sunday 26 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": "1992-07-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-26", "confidence": "determinate" } ], "quote": "In Giza, Kāmikā Ekādaśī 1992 falls on Sunday 26 July. Ekādaśī runs from 12:29 on Sat 25 Jul to 10:51 on Sun 26 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-07-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-07-27", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30206, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-07-27T08:32:16+03:00", "utc": "1992-07-27T05:32:16Z", "ms": 712215135575.3561 }, "end": { "local": "1992-07-28T05:37:41+03:00", "utc": "1992-07-28T02:37:41Z", "ms": 712291060972.3818 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-27T08:32:16+03:00", "utc": "1992-07-27T05:32:16Z", "ms": 712215135575.3561 }, "end": { "local": "1992-07-28T05:37:41+03:00", "utc": "1992-07-28T02:37:41Z", "ms": 712291060972.3818 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-07-26", "window": { "start": { "local": "1992-07-26T19:52:08+03:00", "utc": "1992-07-26T16:52:08Z", "ms": 712169528490.1932 }, "end": { "local": "1992-07-26T21:14:42+03:00", "utc": "1992-07-26T18:14:42Z", "ms": 712174482346.8943 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1992-07-27", "window": { "start": { "local": "1992-07-27T19:51:31+03:00", "utc": "1992-07-27T16:51:31Z", "ms": 712255891328.933 }, "end": { "local": "1992-07-27T21:14:15+03:00", "utc": "1992-07-27T18:14:15Z", "ms": 712260854935.7654 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:32 on Mon 27 Jul to 05:38 on Tue 28 Jul.", "fact": "1992-07-27T05:32:16Z → 1992-07-28T02:37:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:52–21:15 on the 26th, 19:52–21:14 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 83 minutes on the 26th and 83 of 83 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 30206 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Monday 27 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": "1992-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-27", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Monday 27 July. Trayodaśī runs from 08:32 on Mon 27 Jul to 05:38 on Tue 28 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-07-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-07-28", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2990, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-07-28T05:37:41+03:00", "utc": "1992-07-28T02:37:41Z", "ms": 712291060972.3818 }, "end": { "local": "1992-07-29T02:15:33+03:00", "utc": "1992-07-28T23:15:33Z", "ms": 712365333305.5042 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-28T05:37:41+03:00", "utc": "1992-07-28T02:37:41Z", "ms": 712291060972.3818 }, "end": { "local": "1992-07-29T02:15:33+03:00", "utc": "1992-07-28T23:15:33Z", "ms": 712365333305.5042 } }, "kaala": "nishita", "days": [ { "local_date": "1992-07-27", "window": { "start": { "local": "1992-07-28T00:37:45+03:00", "utc": "1992-07-27T21:37:45Z", "ms": 712273064854.5544 }, "end": { "local": "1992-07-28T01:25:45+03:00", "utc": "1992-07-27T22:25:45Z", "ms": 712275944854.5544 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-07-28", "window": { "start": { "local": "1992-07-29T00:37:44+03:00", "utc": "1992-07-28T21:37:44Z", "ms": 712359463659.7422 }, "end": { "local": "1992-07-29T01:25:44+03:00", "utc": "1992-07-28T22:25:44Z", "ms": 712362343659.7422 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:38 on Tue 28 Jul to 02:16 on Wed 29 Jul.", "fact": "1992-07-28T02:37:41Z → 1992-07-28T23:15:33Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:38–01:26 on the 27th, 00:38–01:26 on the 28th.", "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 27th and 48 of 48 on the 28th.", "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 2990 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Tuesday 28 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": "1992-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-07-28", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Tuesday 28 July. Caturdaśī runs from 05:38 on Tue 28 Jul to 02:16 on Wed 29 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-07-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4230, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-07-31T15:00:19+03:00", "utc": "1992-07-31T12:00:19Z", "ms": 712584019030.522 }, "end": { "local": "1992-08-01T11:26:44+03:00", "utc": "1992-08-01T08:26:44Z", "ms": 712657604189.011 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-07-31T15:00:19+03:00", "utc": "1992-07-31T12:00:19Z", "ms": 712584019030.522 }, "end": { "local": "1992-08-01T11:26:44+03:00", "utc": "1992-08-01T08:26:44Z", "ms": 712657604189.011 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-07-31", "window": { "start": { "local": "1992-07-31T12:37:18+03:00", "utc": "1992-07-31T09:37:18Z", "ms": 712575438304.2217 }, "end": { "local": "1992-07-31T13:25:18+03:00", "utc": "1992-07-31T10:25:18Z", "ms": 712578318304.2217 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-01", "window": { "start": { "local": "1992-08-01T12:37:15+03:00", "utc": "1992-08-01T09:37:15Z", "ms": 712661834652.3147 }, "end": { "local": "1992-08-01T13:25:15+03:00", "utc": "1992-08-01T10:25:15Z", "ms": 712664714652.3147 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 15:00 on Fri 31 Jul to 11:27 on Sat 1 Aug.", "fact": "1992-07-31T12:00:19Z → 1992-08-01T08:26:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 31st, 12:37–13:25 on the 1st.", "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 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 4230 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Giza, 1992: Saturday 1 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": "1992-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-01", "confidence": "determinate" } ], "quote": "In Giza, Madhusravā Tṛtīyā (Hariyali Teej) 1992 falls on Saturday 1 August. Tṛtīyā runs from 15:00 on Fri 31 Jul to 11:27 on Sat 1 Aug, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-08-01", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4230, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-08-01T11:26:44+03:00", "utc": "1992-08-01T08:26:44Z", "ms": 712657604189.011 }, "end": { "local": "1992-08-02T08:15:48+03:00", "utc": "1992-08-02T05:15:48Z", "ms": 712732548186.5658 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-01T11:26:44+03:00", "utc": "1992-08-01T08:26:44Z", "ms": 712657604189.011 }, "end": { "local": "1992-08-02T08:15:48+03:00", "utc": "1992-08-02T05:15:48Z", "ms": 712732548186.5658 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-01", "window": { "start": { "local": "1992-08-01T12:37:15+03:00", "utc": "1992-08-01T09:37:15Z", "ms": 712661834652.3147 }, "end": { "local": "1992-08-01T13:25:15+03:00", "utc": "1992-08-01T10:25:15Z", "ms": 712664714652.3147 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-02", "window": { "start": { "local": "1992-08-02T12:37:10+03:00", "utc": "1992-08-02T09:37:10Z", "ms": 712748230386.5597 }, "end": { "local": "1992-08-02T13:25:10+03:00", "utc": "1992-08-02T10:25:10Z", "ms": 712751110386.5597 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:27 on Sat 1 Aug to 08:16 on Sun 2 Aug.", "fact": "1992-08-01T08:26:44Z → 1992-08-02T05:15:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 1st, 12:37–13:25 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4230 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Saturday 1 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": "1992-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-01", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Saturday 1 August. Caturthī runs from 11:27 on Sat 1 Aug to 08:16 on Sun 2 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-08-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15682, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-08-02T08:15:48+03:00", "utc": "1992-08-02T05:15:48Z", "ms": 712732548186.5658 }, "end": { "local": "1992-08-03T05:36:28+03:00", "utc": "1992-08-03T02:36:28Z", "ms": 712809387640.2971 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-02T08:15:48+03:00", "utc": "1992-08-02T05:15:48Z", "ms": 712732548186.5658 }, "end": { "local": "1992-08-03T05:36:28+03:00", "utc": "1992-08-03T02:36:28Z", "ms": 712809387640.2971 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-02", "window": { "start": { "local": "1992-08-02T12:37:10+03:00", "utc": "1992-08-02T09:37:10Z", "ms": 712748230386.5597 }, "end": { "local": "1992-08-02T13:25:10+03:00", "utc": "1992-08-02T10:25:10Z", "ms": 712751110386.5597 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-03", "window": { "start": { "local": "1992-08-03T12:37:06+03:00", "utc": "1992-08-03T09:37:06Z", "ms": 712834625504.8362 }, "end": { "local": "1992-08-03T13:25:06+03:00", "utc": "1992-08-03T10:25:06Z", "ms": 712837505504.8362 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 08:16 on Sun 2 Aug to 05:36 on Mon 3 Aug.", "fact": "1992-08-02T05:15:48Z → 1992-08-03T02:36:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 2nd, 12:37–13:25 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 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 15682 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Giza, 1992: Sunday 2 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": "1992-08-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-02", "confidence": "determinate" } ], "quote": "In Giza, Nāga Pañcamī 1992 falls on Sunday 2 August. Pañcamī runs from 08:16 on Sun 2 Aug to 05:36 on Mon 3 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-08-08", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6660, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-08-08T02:58:52+03:00", "utc": "1992-08-07T23:58:52Z", "ms": 713231932128.6284 }, "end": { "local": "1992-08-09T04:28:12+03:00", "utc": "1992-08-09T01:28:12Z", "ms": 713323692216.533 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-08T02:58:52+03:00", "utc": "1992-08-07T23:58:52Z", "ms": 713231932128.6284 }, "end": { "local": "1992-08-09T04:28:12+03:00", "utc": "1992-08-09T01:28:12Z", "ms": 713323692216.533 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-08-08", "window": { "start": { "local": "1992-08-08T06:18:36+03:00", "utc": "1992-08-08T03:18:36Z", "ms": 713243915897.777 }, "end": { "local": "1992-08-08T06:18:36+03:00", "utc": "1992-08-08T03:18:36Z", "ms": 713243915897.777 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-08-09", "window": { "start": { "local": "1992-08-09T06:19:12+03:00", "utc": "1992-08-09T03:19:12Z", "ms": 713330351719.2152 }, "end": { "local": "1992-08-09T06:19:12+03:00", "utc": "1992-08-09T03:19:12Z", "ms": 713330351719.2152 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:59 on Sat 8 Aug to 04:28 on Sun 9 Aug.", "fact": "1992-08-07T23:58:52Z → 1992-08-09T01:28:12Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 8th and 06:19 on the 9th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 8th and is not on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6660 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Giza, 1992: Saturday 8 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": "1992-08-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-08", "confidence": "determinate" } ], "quote": "In Giza, Putradā Ekādaśī 1992 falls on Saturday 8 August. Ekādaśī runs from 02:59 on Sat 8 Aug to 04:28 on Sun 9 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-08-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22360, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-08-09T04:28:12+03:00", "utc": "1992-08-09T01:28:12Z", "ms": 713323692216.533 }, "end": { "local": "1992-08-10T06:23:34+03:00", "utc": "1992-08-10T03:23:34Z", "ms": 713417014198.396 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-09T04:28:12+03:00", "utc": "1992-08-09T01:28:12Z", "ms": 713323692216.533 }, "end": { "local": "1992-08-10T06:23:34+03:00", "utc": "1992-08-10T03:23:34Z", "ms": 713417014198.396 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-09", "window": { "start": { "local": "1992-08-09T12:36:23+03:00", "utc": "1992-08-09T09:36:23Z", "ms": 713352983404.7974 }, "end": { "local": "1992-08-09T13:24:23+03:00", "utc": "1992-08-09T10:24:23Z", "ms": 713355863404.7974 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-10", "window": { "start": { "local": "1992-08-10T12:36:14+03:00", "utc": "1992-08-10T09:36:14Z", "ms": 713439374304.4916 }, "end": { "local": "1992-08-10T13:24:14+03:00", "utc": "1992-08-10T10:24:14Z", "ms": 713442254304.4916 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 04:28 on Sun 9 Aug to 06:24 on Mon 10 Aug.", "fact": "1992-08-09T01:28:12Z → 1992-08-10T03:23:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 9th, 12:36–13:24 on the 10th.", "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 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 22360 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Giza, 1992: Sunday 9 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": "1992-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-09", "confidence": "determinate" } ], "quote": "In Giza, Dāmodara Dvādaśī 1992 falls on Sunday 9 August. Dvādaśī runs from 04:28 on Sun 9 Aug to 06:24 on Mon 10 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-08-10", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33413, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-08-10T06:23:34+03:00", "utc": "1992-08-10T03:23:34Z", "ms": 713417014198.396 }, "end": { "local": "1992-08-11T08:36:42+03:00", "utc": "1992-08-11T05:36:42Z", "ms": 713511402318.9973 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-10T06:23:34+03:00", "utc": "1992-08-10T03:23:34Z", "ms": 713417014198.396 }, "end": { "local": "1992-08-11T08:36:42+03:00", "utc": "1992-08-11T05:36:42Z", "ms": 713511402318.9973 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-08-09", "window": { "start": { "local": "1992-08-09T19:41:35+03:00", "utc": "1992-08-09T16:41:35Z", "ms": 713378495090.3796 }, "end": { "local": "1992-08-09T21:06:41+03:00", "utc": "1992-08-09T18:06:41Z", "ms": 713383600736.372 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1992-08-10", "window": { "start": { "local": "1992-08-10T19:40:41+03:00", "utc": "1992-08-10T16:40:41Z", "ms": 713464841173.6615 }, "end": { "local": "1992-08-10T21:05:59+03:00", "utc": "1992-08-10T18:05:59Z", "ms": 713469958755.7896 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:24 on Mon 10 Aug to 08:37 on Tue 11 Aug.", "fact": "1992-08-10T03:23:34Z → 1992-08-11T05:36:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:42–21:07 on the 9th, 19:41–21:06 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 85 minutes on the 9th and 85 of 85 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 33413 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Monday 10 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": "1992-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-10", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Monday 10 August. Trayodaśī runs from 06:24 on Mon 10 Aug to 08:37 on Tue 11 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-08-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-12", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 207, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-08-12T11:00:03+03:00", "utc": "1992-08-12T08:00:03Z", "ms": 713606402952.192 }, "end": { "local": "1992-08-13T13:27:11+03:00", "utc": "1992-08-13T10:27:11Z", "ms": 713701630647.1328 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1992-08-12T11:00:03+03:00", "utc": "1992-08-12T08:00:03Z", "ms": 713606402952.192 }, "end": { "local": "1992-08-13T13:27:11+03:00", "utc": "1992-08-13T10:27:11Z", "ms": 713701630647.1328 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-12", "window": { "start": { "local": "1992-08-12T12:35:54+03:00", "utc": "1992-08-12T09:35:54Z", "ms": 713612154392.3481 }, "end": { "local": "1992-08-12T13:23:54+03:00", "utc": "1992-08-12T10:23:54Z", "ms": 713615034392.3481 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-13", "window": { "start": { "local": "1992-08-13T12:35:44+03:00", "utc": "1992-08-13T09:35:44Z", "ms": 713698543601.4421 }, "end": { "local": "1992-08-13T13:23:44+03:00", "utc": "1992-08-13T10:23:44Z", "ms": 713701423601.4421 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:00 on Wed 12 Aug to 13:27 on Thu 13 Aug.", "fact": "1992-08-12T08:00:03Z → 1992-08-13T10:27:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 12th, 12:36–13:24 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 207 s < 300 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Giza, 1992: Wednesday 12 August.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "1992-08-12", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-12", "confidence": "boundary" } ], "quote": "In Giza, Ṛṣi Tarpaṇa 1992 falls on Wednesday 12 August. Pūrṇimā runs from 11:00 on Wed 12 Aug to 13:27 on Thu 13 Aug and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 3 min 27 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-13", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 22084, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-08-12T11:00:03+03:00", "utc": "1992-08-12T08:00:03Z", "ms": 713606402952.192 }, "end": { "local": "1992-08-13T13:27:11+03:00", "utc": "1992-08-13T10:27:11Z", "ms": 713701630647.1328 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1992-08-13T00:13:30+03:00", "utc": "1992-08-12T21:13:30Z", "ms": 713654009798.9594 }, "end": { "local": "1992-08-13T13:27:11+03:00", "utc": "1992-08-13T10:27:11Z", "ms": 713701630647.1328 } }, "kaala": "day", "days": [ { "local_date": "1992-08-12", "window": { "start": { "local": "1992-08-12T06:20:59+03:00", "utc": "1992-08-12T03:20:59Z", "ms": 713589658526.9146 }, "end": { "local": "1992-08-13T06:21:34+03:00", "utc": "1992-08-13T03:21:34Z", "ms": 713676093893.1765 } }, "covered_min": 368, "window_min": 1441, "qualifies": true }, { "local_date": "1992-08-13", "window": { "start": { "local": "1992-08-13T06:21:34+03:00", "utc": "1992-08-13T03:21:34Z", "ms": 713676093893.1765 }, "end": { "local": "1992-08-14T06:22:09+03:00", "utc": "1992-08-14T03:22:09Z", "ms": 713762529135.445 } }, "covered_min": 426, "window_min": 1441, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:00 on Wed 12 Aug to 13:27 on Thu 13 Aug. Its second half begins at 00:13 on Thu 13 Aug.", "fact": "1992-08-12T08:00:03Z → 1992-08-13T10:27:11Z · second half from 1992-08-12T21:13:30Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:21 on the 12th, and from 06:22 on the 13th.", "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 368 of 1441 minutes on the 12th and 426 of 1441 on the 13th.", "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 22084 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Giza, 1992: Thursday 13 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": "1992-08-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-13", "confidence": "boundary" } ], "quote": "In Giza, Rakṣā Bandhana (Rakhi) 1992 falls on Thursday 13 August. The second half of Pūrṇimā runs from 00:13 on Thu 13 Aug to 13:27 on Thu 13 Aug and falls on two days: 426 minutes of it on the 13th, 368 on the 12th; 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/giza/festivals/1992/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": "/giza/festivals/1992/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8186, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1992-08-14T15:52:43+03:00", "utc": "1992-08-14T12:52:43Z", "ms": 713796762924.0391 }, "end": { "local": "1992-08-15T18:11:52+03:00", "utc": "1992-08-15T15:11:52Z", "ms": 713891512141.1478 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-14T15:52:43+03:00", "utc": "1992-08-14T12:52:43Z", "ms": 713796762924.0391 }, "end": { "local": "1992-08-15T18:11:52+03:00", "utc": "1992-08-15T15:11:52Z", "ms": 713891512141.1478 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-08-14", "window": { "start": { "local": "1992-08-14T19:59:12+03:00", "utc": "1992-08-14T16:59:12Z", "ms": 713811552227.8593 }, "end": { "local": "1992-08-14T19:59:12+03:00", "utc": "1992-08-14T16:59:12Z", "ms": 713811552227.8593 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-08-15", "window": { "start": { "local": "1992-08-15T20:28:18+03:00", "utc": "1992-08-15T17:28:18Z", "ms": 713899697968.3864 }, "end": { "local": "1992-08-15T20:28:18+03:00", "utc": "1992-08-15T17:28:18Z", "ms": 713899697968.3864 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 15:53 on Fri 14 Aug to 18:12 on Sat 15 Aug.", "fact": "1992-08-14T12:52:43Z → 1992-08-15T15:11:52Z" }, { "step": "kaala", "text": "Moonrise is at 19:59 on the 14th and 20:28 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8186 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Giza, 1992: Friday 14 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ashunya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 2 Asunyasayana vrata (Dvitiya current at moonrise; if occurs on two successive days, it is to be observed on the second day)." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-14", "confidence": "determinate" } ], "quote": "In Giza, Aśūnya Śayana Vrata 1992 falls on Friday 14 August. Dvitīyā runs from 15:53 on Fri 14 Aug to 18:12 on Sat 15 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17312, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-08-15T18:11:52+03:00", "utc": "1992-08-15T15:11:52Z", "ms": 713891512141.1478 }, "end": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-15T18:11:52+03:00", "utc": "1992-08-15T15:11:52Z", "ms": 713891512141.1478 }, "end": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-15", "window": { "start": { "local": "1992-08-15T12:35:20+03:00", "utc": "1992-08-15T09:35:20Z", "ms": 713871320407.4883 }, "end": { "local": "1992-08-15T13:23:20+03:00", "utc": "1992-08-15T10:23:20Z", "ms": 713874200407.4883 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-16", "window": { "start": { "local": "1992-08-16T12:35:08+03:00", "utc": "1992-08-16T09:35:08Z", "ms": 713957708029.1945 }, "end": { "local": "1992-08-16T13:23:08+03:00", "utc": "1992-08-16T10:23:08Z", "ms": 713960588029.1945 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:12 on Sat 15 Aug to 20:20 on Sun 16 Aug.", "fact": "1992-08-15T15:11:52Z → 1992-08-16T17:19:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 15th, 12:35–13:23 on the 16th.", "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 15th and 48 of 48 on the 16th.", "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 17312 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Giza, 1992: Sunday 16 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kajjali-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-16", "confidence": "determinate" } ], "quote": "In Giza, Kajjalī Tṛtīyā (Kajari Teej) 1992 falls on Sunday 16 August. Tṛtīyā runs from 18:12 on Sat 15 Aug to 20:20 on Sun 16 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-08-16", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-16", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2268, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 }, "end": { "local": "1992-08-17T22:11:11+03:00", "utc": "1992-08-17T19:11:11Z", "ms": 714078670882.4893 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 }, "end": { "local": "1992-08-17T22:11:11+03:00", "utc": "1992-08-17T19:11:11Z", "ms": 714078670882.4893 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-08-16", "window": { "start": { "local": "1992-08-16T20:57:37+03:00", "utc": "1992-08-16T17:57:37Z", "ms": 713987856914.1167 }, "end": { "local": "1992-08-16T20:57:37+03:00", "utc": "1992-08-16T17:57:37Z", "ms": 713987856914.1167 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-08-17", "window": { "start": { "local": "1992-08-17T21:28:12+03:00", "utc": "1992-08-17T18:28:12Z", "ms": 714076092379.8876 }, "end": { "local": "1992-08-17T21:28:12+03:00", "utc": "1992-08-17T18:28:12Z", "ms": 714076092379.8876 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:20 on Sun 16 Aug to 22:11 on Mon 17 Aug.", "fact": "1992-08-16T17:19:49Z → 1992-08-17T19:11:11Z" }, { "step": "kaala", "text": "Moonrise is at 20:58 on the 16th and 21:28 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 16th and is on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both moonrises qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2268 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Sunday 16 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-16", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-16", "confidence": "boundary" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Sunday 16 August. Caturthī runs from 20:20 on Sun 16 Aug to 22:11 on Mon 17 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2692, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 }, "end": { "local": "1992-08-17T22:11:11+03:00", "utc": "1992-08-17T19:11:11Z", "ms": 714078670882.4893 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-16T20:19:49+03:00", "utc": "1992-08-16T17:19:49Z", "ms": 713985588662.9282 }, "end": { "local": "1992-08-17T22:11:11+03:00", "utc": "1992-08-17T19:11:11Z", "ms": 714078670882.4893 } }, "kaala": "sayahna", "days": [ { "local_date": "1992-08-16", "window": { "start": { "local": "1992-08-16T16:56:37+03:00", "utc": "1992-08-16T13:56:37Z", "ms": 713973397302.2572 }, "end": { "local": "1992-08-16T19:34:57+03:00", "utc": "1992-08-16T16:34:57Z", "ms": 713982896817.6323 } }, "covered_min": 0, "window_min": 158, "qualifies": false }, { "local_date": "1992-08-17", "window": { "start": { "local": "1992-08-17T16:55:56+03:00", "utc": "1992-08-17T13:55:56Z", "ms": 714059755774.4154 }, "end": { "local": "1992-08-17T19:33:56+03:00", "utc": "1992-08-17T16:33:56Z", "ms": 714069236192.4844 } }, "covered_min": 158, "window_min": 158, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:20 on Sun 16 Aug to 22:11 on Mon 17 Aug.", "fact": "1992-08-16T17:19:49Z → 1992-08-17T19:11:11Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:57–19:35 on the 16th, 16:56–19:34 on the 17th.", "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 158 minutes on the 16th and 158 of 158 on the 17th.", "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 2692 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Giza, 1992: Monday 17 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bahula-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)." } ], "kaala": "sayahna", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-17", "confidence": "determinate" } ], "quote": "In Giza, Bahulā Caturthī 1992 falls on Monday 17 August. Caturthī runs from 20:20 on Sun 16 Aug to 22:11 on Mon 17 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37033, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-08-18T23:39:55+03:00", "utc": "1992-08-18T20:39:55Z", "ms": 714170395220.0717 }, "end": { "local": "1992-08-20T00:39:33+03:00", "utc": "1992-08-19T21:39:33Z", "ms": 714260373218.0414 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-18T23:39:55+03:00", "utc": "1992-08-18T20:39:55Z", "ms": 714170395220.0717 }, "end": { "local": "1992-08-20T00:39:33+03:00", "utc": "1992-08-19T21:39:33Z", "ms": 714260373218.0414 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-18", "window": { "start": { "local": "1992-08-18T12:34:42+03:00", "utc": "1992-08-18T09:34:42Z", "ms": 714130481775.2817 }, "end": { "local": "1992-08-18T13:22:42+03:00", "utc": "1992-08-18T10:22:42Z", "ms": 714133361775.2817 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-19", "window": { "start": { "local": "1992-08-19T12:34:28+03:00", "utc": "1992-08-19T09:34:28Z", "ms": 714216867926.8196 }, "end": { "local": "1992-08-19T13:22:28+03:00", "utc": "1992-08-19T10:22:28Z", "ms": 714219747926.8196 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 23:40 on Tue 18 Aug to 00:40 on Thu 20 Aug.", "fact": "1992-08-18T20:39:55Z → 1992-08-19T21:39:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 18th, 12:34–13:22 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 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: paraviddha → only-day · margin 37033 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Giza, 1992: Wednesday 19 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "hala-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Hala sasthi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-19", "confidence": "determinate" } ], "quote": "In Giza, Hala Ṣaṣṭhī 1992 falls on Wednesday 19 August. Ṣaṣṭhī runs from 23:40 on Tue 18 Aug to 00:40 on Thu 20 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40625, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-08-20T00:39:33+03:00", "utc": "1992-08-19T21:39:33Z", "ms": 714260373218.0414 }, "end": { "local": "1992-08-21T01:03:54+03:00", "utc": "1992-08-20T22:03:54Z", "ms": 714348233778.5621 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-20T00:39:33+03:00", "utc": "1992-08-19T21:39:33Z", "ms": 714260373218.0414 }, "end": { "local": "1992-08-21T01:03:54+03:00", "utc": "1992-08-20T22:03:54Z", "ms": 714348233778.5621 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-19", "window": { "start": { "local": "1992-08-19T12:34:28+03:00", "utc": "1992-08-19T09:34:28Z", "ms": 714216867926.8196 }, "end": { "local": "1992-08-19T13:22:28+03:00", "utc": "1992-08-19T10:22:28Z", "ms": 714219747926.8196 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-20", "window": { "start": { "local": "1992-08-20T12:34:14+03:00", "utc": "1992-08-20T09:34:14Z", "ms": 714303253615.81 }, "end": { "local": "1992-08-20T13:22:14+03:00", "utc": "1992-08-20T10:22:14Z", "ms": 714306133615.81 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 00:40 on Thu 20 Aug to 01:04 on Fri 21 Aug.", "fact": "1992-08-19T21:39:33Z → 1992-08-20T22:03:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 19th, 12:34–13:22 on the 20th.", "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 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: purvaviddha → only-day · margin 40625 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Giza, 1992: Thursday 20 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitala-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 7 Sitala saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-20", "confidence": "determinate" } ], "quote": "In Giza, Śītalā Saptamī 1992 falls on Thursday 20 August. Saptamī runs from 00:40 on Thu 20 Aug to 01:04 on Fri 21 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 823, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-08-21T01:03:54+03:00", "utc": "1992-08-20T22:03:54Z", "ms": 714348233778.5621 }, "end": { "local": "1992-08-22T00:47:59+03:00", "utc": "1992-08-21T21:47:59Z", "ms": 714433679082.6459 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-21T01:03:54+03:00", "utc": "1992-08-20T22:03:54Z", "ms": 714348233778.5621 }, "end": { "local": "1992-08-22T00:47:59+03:00", "utc": "1992-08-21T21:47:59Z", "ms": 714433679082.6459 } }, "kaala": "nishita", "days": [ { "local_date": "1992-08-20", "window": { "start": { "local": "1992-08-21T00:34:31+03:00", "utc": "1992-08-20T21:34:31Z", "ms": 714346470793.696 }, "end": { "local": "1992-08-21T01:22:31+03:00", "utc": "1992-08-20T22:22:31Z", "ms": 714349350793.696 } }, "covered_min": 19, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-21", "window": { "start": { "local": "1992-08-22T00:34:16+03:00", "utc": "1992-08-21T21:34:16Z", "ms": 714432855972.052 }, "end": { "local": "1992-08-22T01:22:16+03:00", "utc": "1992-08-21T22:22:16Z", "ms": 714435735972.052 } }, "covered_min": 14, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 01:04 on Fri 21 Aug to 00:48 on Sat 22 Aug.", "fact": "1992-08-20T22:03:54Z → 1992-08-21T21:47:59Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:35–01:23 on the 20th, 00:34–01:22 on the 21st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 19 of 48 minutes on the 20th and 14 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both nights qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 823 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Giza, 1992: Friday 21 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "janmashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami." } ], "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.", "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-21", "confidence": "determinate" } ], "quote": "In Giza, Janmāṣṭamī 1992 falls on Friday 21 August. Aṣṭamī runs from 01:04 on Fri 21 Aug to 00:48 on Sat 22 Aug and covers 14 of 48 minutes of niśītha that night. It also reaches the previous night for 19 minutes; by the rule the second night is taken.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-08-24", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30077, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-08-23T22:06:38+03:00", "utc": "1992-08-23T19:06:38Z", "ms": 714596797660.1891 }, "end": { "local": "1992-08-24T19:43:40+03:00", "utc": "1992-08-24T16:43:40Z", "ms": 714674620013.647 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-23T22:06:38+03:00", "utc": "1992-08-23T19:06:38Z", "ms": 714596797660.1891 }, "end": { "local": "1992-08-24T19:43:40+03:00", "utc": "1992-08-24T16:43:40Z", "ms": 714674620013.647 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-08-24", "window": { "start": { "local": "1992-08-24T06:27:55+03:00", "utc": "1992-08-24T03:27:55Z", "ms": 714626874604.9034 }, "end": { "local": "1992-08-24T06:27:55+03:00", "utc": "1992-08-24T03:27:55Z", "ms": 714626874604.9034 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-08-25", "window": { "start": { "local": "1992-08-25T06:28:28+03:00", "utc": "1992-08-25T03:28:28Z", "ms": 714713308466.5645 }, "end": { "local": "1992-08-25T06:28:28+03:00", "utc": "1992-08-25T03:28:28Z", "ms": 714713308466.5645 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:07 on Sun 23 Aug to 19:44 on Mon 24 Aug.", "fact": "1992-08-23T19:06:38Z → 1992-08-24T16:43:40Z" }, { "step": "kaala", "text": "Sunrise is at 06:28 on the 24th and 06:28 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 24th and is not 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 30077 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Giza, 1992: Monday 24 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": "1992-08-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-24", "confidence": "determinate" } ], "quote": "In Giza, Ajā Ekādaśī 1992 falls on Monday 24 August. Ekādaśī runs from 22:07 on Sun 23 Aug to 19:44 on Mon 24 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-08-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-08-25", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9599, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-08-25T16:45:23+03:00", "utc": "1992-08-25T13:45:23Z", "ms": 714750323358.1168 }, "end": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-25T16:45:23+03:00", "utc": "1992-08-25T13:45:23Z", "ms": 714750323358.1168 }, "end": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-08-25", "window": { "start": { "local": "1992-08-25T19:25:23+03:00", "utc": "1992-08-25T16:25:23Z", "ms": 714759922736.5117 }, "end": { "local": "1992-08-25T20:53:52+03:00", "utc": "1992-08-25T17:53:52Z", "ms": 714765231998.7526 } }, "covered_min": 88, "window_min": 88, "qualifies": true }, { "local_date": "1992-08-26", "window": { "start": { "local": "1992-08-26T19:24:15+03:00", "utc": "1992-08-26T16:24:15Z", "ms": 714846255389.3875 }, "end": { "local": "1992-08-26T20:52:58+03:00", "utc": "1992-08-26T17:52:58Z", "ms": 714851578112.5859 } }, "covered_min": 0, "window_min": 89, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:45 on Tue 25 Aug to 13:19 on Wed 26 Aug.", "fact": "1992-08-25T13:45:23Z → 1992-08-26T10:19:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:25–20:54 on the 25th, 19:24–20:53 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 88 of 88 minutes on the 25th and 0 of 89 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9599 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Tuesday 25 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": "1992-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-25", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Tuesday 25 August. Trayodaśī runs from 16:45 on Tue 25 Aug to 13:19 on Wed 26 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-08-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21896, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 }, "end": { "local": "1992-08-27T09:34:41+03:00", "utc": "1992-08-27T06:34:41Z", "ms": 714897281315.7836 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 }, "end": { "local": "1992-08-27T09:34:41+03:00", "utc": "1992-08-27T06:34:41Z", "ms": 714897281315.7836 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-08-26", "window": { "start": { "local": "1992-08-26T19:24:15+03:00", "utc": "1992-08-26T16:24:15Z", "ms": 714846255389.3875 }, "end": { "local": "1992-08-26T20:52:58+03:00", "utc": "1992-08-26T17:52:58Z", "ms": 714851578112.5859 } }, "covered_min": 89, "window_min": 89, "qualifies": true }, { "local_date": "1992-08-27", "window": { "start": { "local": "1992-08-27T19:23:07+03:00", "utc": "1992-08-27T16:23:07Z", "ms": 714932587420.3215 }, "end": { "local": "1992-08-27T20:52:04+03:00", "utc": "1992-08-27T17:52:04Z", "ms": 714937923670.2565 } }, "covered_min": 0, "window_min": 89, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:19 on Wed 26 Aug to 09:35 on Thu 27 Aug.", "fact": "1992-08-26T10:19:19Z → 1992-08-27T06:34:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:24–20:53 on the 26th, 19:23–20:52 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 89 of 89 minutes on the 26th and 0 of 89 on the 27th.", "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 21896 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Giza, 1992: Wednesday 26 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-26", "confidence": "determinate" } ], "quote": "In Giza, Aghora Caturdaśī 1992 falls on Wednesday 26 August. Caturdaśī runs from 13:19 on Wed 26 Aug to 09:35 on Thu 27 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/shivaratri?on=1992-08-26", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29626, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 }, "end": { "local": "1992-08-27T09:34:41+03:00", "utc": "1992-08-27T06:34:41Z", "ms": 714897281315.7836 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-26T13:19:19+03:00", "utc": "1992-08-26T10:19:19Z", "ms": 714824359448.7538 }, "end": { "local": "1992-08-27T09:34:41+03:00", "utc": "1992-08-27T06:34:41Z", "ms": 714897281315.7836 } }, "kaala": "nishita", "days": [ { "local_date": "1992-08-25", "window": { "start": { "local": "1992-08-26T00:33:12+03:00", "utc": "1992-08-25T21:33:12Z", "ms": 714778392469.9148 }, "end": { "local": "1992-08-26T01:21:12+03:00", "utc": "1992-08-25T22:21:12Z", "ms": 714781272469.9148 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-26", "window": { "start": { "local": "1992-08-27T00:32:56+03:00", "utc": "1992-08-26T21:32:56Z", "ms": 714864775601.382 }, "end": { "local": "1992-08-27T01:20:56+03:00", "utc": "1992-08-26T22:20:56Z", "ms": 714867655601.382 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:19 on Wed 26 Aug to 09:35 on Thu 27 Aug.", "fact": "1992-08-26T10:19:19Z → 1992-08-27T06:34:41Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:33–01:21 on the 25th, 00:33–01:21 on the 26th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 29626 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Wednesday 26 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-26", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Wednesday 26 August. Caturdaśī runs from 13:19 on Wed 26 Aug to 09:35 on Thu 27 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-08-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24612, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-08-28T05:41:52+03:00", "utc": "1992-08-28T02:41:52Z", "ms": 714969712093.7428 }, "end": { "local": "1992-08-29T01:51:56+03:00", "utc": "1992-08-28T22:51:56Z", "ms": 715042316112.7911 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-28T05:41:52+03:00", "utc": "1992-08-28T02:41:52Z", "ms": 714969712093.7428 }, "end": { "local": "1992-08-29T01:51:56+03:00", "utc": "1992-08-28T22:51:56Z", "ms": 715042316112.7911 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-28", "window": { "start": { "local": "1992-08-28T12:32:04+03:00", "utc": "1992-08-28T09:32:04Z", "ms": 714994324073.1663 }, "end": { "local": "1992-08-28T13:20:04+03:00", "utc": "1992-08-28T10:20:04Z", "ms": 714997204073.1663 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-08-29", "window": { "start": { "local": "1992-08-29T12:31:46+03:00", "utc": "1992-08-29T09:31:46Z", "ms": 715080706175.5557 }, "end": { "local": "1992-08-29T13:19:46+03:00", "utc": "1992-08-29T10:19:46Z", "ms": 715083586175.5557 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 05:42 on Fri 28 Aug to 01:52 on Sat 29 Aug.", "fact": "1992-08-28T02:41:52Z → 1992-08-28T22:51:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 28th, 12:32–13:20 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24612 s" }, { "step": "ruling", "text": "Rudra Vrata, Giza, 1992: Friday 28 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-28", "confidence": "determinate" } ], "quote": "In Giza, Rudra Vrata 1992 falls on Friday 28 August. Pratipadā runs from 05:42 on Fri 28 Aug to 01:52 on Sat 29 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20768, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1992-08-29T22:16:11+03:00", "utc": "1992-08-29T19:16:11Z", "ms": 715115770800.8253 }, "end": { "local": "1992-08-30T19:05:36+03:00", "utc": "1992-08-30T16:05:36Z", "ms": 715190735840.3733 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-29T22:16:11+03:00", "utc": "1992-08-29T19:16:11Z", "ms": 715115770800.8253 }, "end": { "local": "1992-08-30T19:05:36+03:00", "utc": "1992-08-30T16:05:36Z", "ms": 715190735840.3733 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-29", "window": { "start": { "local": "1992-08-29T12:31:46+03:00", "utc": "1992-08-29T09:31:46Z", "ms": 715080706175.5557 }, "end": { "local": "1992-08-29T13:19:46+03:00", "utc": "1992-08-29T10:19:46Z", "ms": 715083586175.5557 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-30", "window": { "start": { "local": "1992-08-30T12:31:28+03:00", "utc": "1992-08-30T09:31:28Z", "ms": 715167087934.9382 }, "end": { "local": "1992-08-30T13:19:28+03:00", "utc": "1992-08-30T10:19:28Z", "ms": 715169967934.9382 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 22:16 on Sat 29 Aug to 19:06 on Sun 30 Aug.", "fact": "1992-08-29T19:16:11Z → 1992-08-30T16:05:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 29th, 12:31–13:19 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20768 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Giza, 1992: Sunday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-30", "confidence": "determinate" } ], "quote": "In Giza, Haritālikā Vrata (Hartalika Teej) 1992 falls on Sunday 30 August. Tṛtīyā runs from 22:16 on Sat 29 Aug to 19:06 on Sun 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11466, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-08-30T19:05:36+03:00", "utc": "1992-08-30T16:05:36Z", "ms": 715190735840.3733 }, "end": { "local": "1992-08-31T16:30:15+03:00", "utc": "1992-08-31T13:30:15Z", "ms": 715267815471.9921 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-30T19:05:36+03:00", "utc": "1992-08-30T16:05:36Z", "ms": 715190735840.3733 }, "end": { "local": "1992-08-31T16:30:15+03:00", "utc": "1992-08-31T13:30:15Z", "ms": 715267815471.9921 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-30", "window": { "start": { "local": "1992-08-30T12:31:28+03:00", "utc": "1992-08-30T09:31:28Z", "ms": 715167087934.9382 }, "end": { "local": "1992-08-30T13:19:28+03:00", "utc": "1992-08-30T10:19:28Z", "ms": 715169967934.9382 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-08-31", "window": { "start": { "local": "1992-08-31T12:31:09+03:00", "utc": "1992-08-31T09:31:09Z", "ms": 715253469363.3347 }, "end": { "local": "1992-08-31T13:19:09+03:00", "utc": "1992-08-31T10:19:09Z", "ms": 715256349363.3347 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:06 on Sun 30 Aug to 16:30 on Mon 31 Aug.", "fact": "1992-08-30T16:05:36Z → 1992-08-31T13:30:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 30th, 12:31–13:19 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11466 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Giza, 1992: Monday 31 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-08-31", "confidence": "determinate" } ], "quote": "In Giza, Gaṇeśa Caturthī 1992 falls on Monday 31 August. Caturthī runs from 19:06 on Sun 30 Aug to 16:30 on Mon 31 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4781, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-08-31T16:30:15+03:00", "utc": "1992-08-31T13:30:15Z", "ms": 715267815471.9921 }, "end": { "local": "1992-09-01T14:38:31+03:00", "utc": "1992-09-01T11:38:31Z", "ms": 715347511307.2196 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-08-31T16:30:15+03:00", "utc": "1992-08-31T13:30:15Z", "ms": 715267815471.9921 }, "end": { "local": "1992-09-01T14:38:31+03:00", "utc": "1992-09-01T11:38:31Z", "ms": 715347511307.2196 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-08-31", "window": { "start": { "local": "1992-08-31T12:31:09+03:00", "utc": "1992-08-31T09:31:09Z", "ms": 715253469363.3347 }, "end": { "local": "1992-08-31T13:19:09+03:00", "utc": "1992-08-31T10:19:09Z", "ms": 715256349363.3347 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-01", "window": { "start": { "local": "1992-09-01T12:30:50+03:00", "utc": "1992-09-01T09:30:50Z", "ms": 715339850474.1255 }, "end": { "local": "1992-09-01T13:18:50+03:00", "utc": "1992-09-01T10:18:50Z", "ms": 715342730474.1255 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 16:30 on Mon 31 Aug to 14:39 on Tue 1 Sep.", "fact": "1992-08-31T13:30:15Z → 1992-09-01T11:38:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 31st, 12:31–13:19 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 4781 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Giza, 1992: Tuesday 1 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": "1992-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-01", "confidence": "determinate" } ], "quote": "In Giza, Ṛṣi Pañcamī 1992 falls on Tuesday 1 September. Pañcamī runs from 16:30 on Mon 31 Aug to 14:39 on Tue 1 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1056, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-09-01T14:38:31+03:00", "utc": "1992-09-01T11:38:31Z", "ms": 715347511307.2196 }, "end": { "local": "1992-09-02T13:36:07+03:00", "utc": "1992-09-02T10:36:07Z", "ms": 715430167183.2498 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-01T14:38:31+03:00", "utc": "1992-09-01T11:38:31Z", "ms": 715347511307.2196 }, "end": { "local": "1992-09-02T13:36:07+03:00", "utc": "1992-09-02T10:36:07Z", "ms": 715430167183.2498 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-01", "window": { "start": { "local": "1992-09-01T12:30:50+03:00", "utc": "1992-09-01T09:30:50Z", "ms": 715339850474.1255 }, "end": { "local": "1992-09-01T13:18:50+03:00", "utc": "1992-09-01T10:18:50Z", "ms": 715342730474.1255 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-02", "window": { "start": { "local": "1992-09-02T12:30:31+03:00", "utc": "1992-09-02T09:30:31Z", "ms": 715426231282.0149 }, "end": { "local": "1992-09-02T13:18:31+03:00", "utc": "1992-09-02T10:18:31Z", "ms": 715429111282.0149 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:39 on Tue 1 Sep to 13:36 on Wed 2 Sep.", "fact": "1992-09-01T11:38:31Z → 1992-09-02T10:36:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 1st, 12:31–13:19 on the 2nd.", "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 1st and 48 of 48 on the 2nd.", "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 1056 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Giza, 1992: Wednesday 2 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": "1992-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-02", "confidence": "determinate" } ], "quote": "In Giza, Sūrya Ṣaṣṭhī (Bhādrapada) 1992 falls on Wednesday 2 September. Ṣaṣṭhī runs from 14:39 on Tue 1 Sep to 13:36 on Wed 2 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 423, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-09-02T13:36:07+03:00", "utc": "1992-09-02T10:36:07Z", "ms": 715430167183.2498 }, "end": { "local": "1992-09-03T13:25:15+03:00", "utc": "1992-09-03T10:25:15Z", "ms": 715515914569.9823 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-02T13:36:07+03:00", "utc": "1992-09-02T10:36:07Z", "ms": 715430167183.2498 }, "end": { "local": "1992-09-03T13:25:15+03:00", "utc": "1992-09-03T10:25:15Z", "ms": 715515914569.9823 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-02", "window": { "start": { "local": "1992-09-02T12:30:31+03:00", "utc": "1992-09-02T09:30:31Z", "ms": 715426231282.0149 }, "end": { "local": "1992-09-02T13:18:31+03:00", "utc": "1992-09-02T10:18:31Z", "ms": 715429111282.0149 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-03", "window": { "start": { "local": "1992-09-03T12:30:12+03:00", "utc": "1992-09-03T09:30:12Z", "ms": 715512611802.8887 }, "end": { "local": "1992-09-03T13:18:12+03:00", "utc": "1992-09-03T10:18:12Z", "ms": 715515491802.8887 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:36 on Wed 2 Sep to 13:25 on Thu 3 Sep.", "fact": "1992-09-02T10:36:07Z → 1992-09-03T10:25:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 2nd, 12:30–13:18 on the 3rd.", "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 2nd and 48 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: purvaviddha → only-day · margin 423 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Giza, 1992: Thursday 3 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": "1992-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-02", "confidence": "determinate" } ], "quote": "In Giza, Muktābharaṇa Vrata 1992 falls on Thursday 3 September. Saptamī runs from 13:36 on Wed 2 Sep to 13:25 on Thu 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 423, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-09-03T13:25:15+03:00", "utc": "1992-09-03T10:25:15Z", "ms": 715515914569.9823 }, "end": { "local": "1992-09-04T14:03:55+03:00", "utc": "1992-09-04T11:03:55Z", "ms": 715604634836.0024 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-03T13:25:15+03:00", "utc": "1992-09-03T10:25:15Z", "ms": 715515914569.9823 }, "end": { "local": "1992-09-04T14:03:55+03:00", "utc": "1992-09-04T11:03:55Z", "ms": 715604634836.0024 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-03", "window": { "start": { "local": "1992-09-03T12:30:12+03:00", "utc": "1992-09-03T09:30:12Z", "ms": 715512611802.8887 }, "end": { "local": "1992-09-03T13:18:12+03:00", "utc": "1992-09-03T10:18:12Z", "ms": 715515491802.8887 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-04", "window": { "start": { "local": "1992-09-04T12:29:52+03:00", "utc": "1992-09-04T09:29:52Z", "ms": 715598992053.7983 }, "end": { "local": "1992-09-04T13:17:52+03:00", "utc": "1992-09-04T10:17:52Z", "ms": 715601872053.7983 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 13:25 on Thu 3 Sep to 14:04 on Fri 4 Sep.", "fact": "1992-09-03T10:25:15Z → 1992-09-04T11:03:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 3rd, 12:30–13:18 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 423 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Giza, 1992: Friday 4 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": "1992-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-04", "confidence": "boundary" } ], "quote": "In Giza, Rādhāṣṭamī 1992 falls on Friday 4 September. Aṣṭamī runs from 13:25 on Thu 3 Sep to 14:04 on Fri 4 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-09-07", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38807, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-09-06T17:21:52+03:00", "utc": "1992-09-06T14:21:52Z", "ms": 715789311720.9757 }, "end": { "local": "1992-09-07T19:40:12+03:00", "utc": "1992-09-07T16:40:12Z", "ms": 715884011834.3645 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-06T17:21:52+03:00", "utc": "1992-09-06T14:21:52Z", "ms": 715789311720.9757 }, "end": { "local": "1992-09-07T19:40:12+03:00", "utc": "1992-09-07T16:40:12Z", "ms": 715884011834.3645 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-09-06", "window": { "start": { "local": "1992-09-06T06:35:05+03:00", "utc": "1992-09-06T03:35:05Z", "ms": 715750505025.9424 }, "end": { "local": "1992-09-06T06:35:05+03:00", "utc": "1992-09-06T03:35:05Z", "ms": 715750505025.9424 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-09-07", "window": { "start": { "local": "1992-09-07T06:35:37+03:00", "utc": "1992-09-07T03:35:37Z", "ms": 715836937364.919 }, "end": { "local": "1992-09-07T06:35:37+03:00", "utc": "1992-09-07T03:35:37Z", "ms": 715836937364.919 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:22 on Sun 6 Sep to 19:40 on Mon 7 Sep.", "fact": "1992-09-06T14:21:52Z → 1992-09-07T16:40:12Z" }, { "step": "kaala", "text": "Sunrise is at 06:35 on the 6th and 06:36 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38807 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Giza, 1992: Monday 7 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": "1992-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-07", "confidence": "determinate" } ], "quote": "In Giza, Parivartanī Ekādaśī 1992 falls on Monday 7 September. Ekādaśī runs from 17:22 on Sun 6 Sep to 19:40 on Mon 7 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-09-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23000, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-09-07T19:40:12+03:00", "utc": "1992-09-07T16:40:12Z", "ms": 715884011834.3645 }, "end": { "local": "1992-09-08T22:09:33+03:00", "utc": "1992-09-08T19:09:33Z", "ms": 715979373383.9263 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-07T19:40:12+03:00", "utc": "1992-09-07T16:40:12Z", "ms": 715884011834.3645 }, "end": { "local": "1992-09-08T22:09:33+03:00", "utc": "1992-09-08T19:09:33Z", "ms": 715979373383.9263 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-07", "window": { "start": { "local": "1992-09-07T12:28:51+03:00", "utc": "1992-09-07T09:28:51Z", "ms": 715858131370.7909 }, "end": { "local": "1992-09-07T13:16:51+03:00", "utc": "1992-09-07T10:16:51Z", "ms": 715861011370.7909 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-08", "window": { "start": { "local": "1992-09-08T12:28:31+03:00", "utc": "1992-09-08T09:28:31Z", "ms": 715944510729.4998 }, "end": { "local": "1992-09-08T13:16:31+03:00", "utc": "1992-09-08T10:16:31Z", "ms": 715947390729.4998 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:40 on Mon 7 Sep to 22:10 on Tue 8 Sep.", "fact": "1992-09-07T16:40:12Z → 1992-09-08T19:09:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 7th, 12:29–13:17 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "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 23000 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Giza, 1992: Tuesday 8 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": "1992-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-08", "confidence": "determinate" } ], "quote": "In Giza, Vāmana Jayantī 1992 falls on Tuesday 8 September. Dvādaśī runs from 19:40 on Mon 7 Sep to 22:10 on Tue 8 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-09-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5339, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-09-08T22:09:33+03:00", "utc": "1992-09-08T19:09:33Z", "ms": 715979373383.9263 }, "end": { "local": "1992-09-10T00:40:02+03:00", "utc": "1992-09-09T21:40:02Z", "ms": 716074802491.888 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-08T22:09:33+03:00", "utc": "1992-09-08T19:09:33Z", "ms": 715979373383.9263 }, "end": { "local": "1992-09-10T00:40:02+03:00", "utc": "1992-09-09T21:40:02Z", "ms": 716074802491.888 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-09-08", "window": { "start": { "local": "1992-09-08T19:08:52+03:00", "utc": "1992-09-08T16:08:52Z", "ms": 715968531823.3711 }, "end": { "local": "1992-09-08T20:40:34+03:00", "utc": "1992-09-08T17:40:34Z", "ms": 715974034493.7283 } }, "covered_min": 0, "window_min": 92, "qualifies": false }, { "local_date": "1992-09-09", "window": { "start": { "local": "1992-09-09T19:07:38+03:00", "utc": "1992-09-09T16:07:38Z", "ms": 716054857979.8174 }, "end": { "local": "1992-09-09T20:39:35+03:00", "utc": "1992-09-09T17:39:35Z", "ms": 716060374785.8239 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:10 on Tue 8 Sep to 00:40 on Thu 10 Sep.", "fact": "1992-09-08T19:09:33Z → 1992-09-09T21:40:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:09–20:41 on the 8th, 19:08–20:40 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 92 minutes on the 8th and 92 of 92 on the 9th.", "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 5339 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Wednesday 9 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": "1992-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-09", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Wednesday 9 September. Trayodaśī runs from 22:10 on Tue 8 Sep to 00:40 on Thu 10 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-09-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12819, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-09-10T00:40:02+03:00", "utc": "1992-09-09T21:40:02Z", "ms": 716074802491.888 }, "end": { "local": "1992-09-11T03:04:07+03:00", "utc": "1992-09-11T00:04:07Z", "ms": 716169846918.3624 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1992-09-10T00:40:02+03:00", "utc": "1992-09-09T21:40:02Z", "ms": 716074802491.888 }, "end": { "local": "1992-09-11T03:04:07+03:00", "utc": "1992-09-11T00:04:07Z", "ms": 716169846918.3624 } }, "kaala": "udaya-3", "days": [ { "local_date": "1992-09-10", "window": { "start": { "local": "1992-09-10T06:37:14+03:00", "utc": "1992-09-10T03:37:14Z", "ms": 716096234024.866 }, "end": { "local": "1992-09-10T09:07:04+03:00", "utc": "1992-09-10T06:07:04Z", "ms": 716105223994.8228 } }, "covered_min": 150, "window_min": 150, "qualifies": true }, { "local_date": "1992-09-11", "window": { "start": { "local": "1992-09-11T06:37:46+03:00", "utc": "1992-09-11T03:37:46Z", "ms": 716182666171.4902 }, "end": { "local": "1992-09-11T09:07:15+03:00", "utc": "1992-09-11T06:07:15Z", "ms": 716191634844.5355 } }, "covered_min": 0, "window_min": 149, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:40 on Thu 10 Sep to 03:04 on Fri 11 Sep.", "fact": "1992-09-09T21:40:02Z → 1992-09-11T00:04:07Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:37–09:07 on the 10th, 06:38–09:07 on the 11th.", "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 150 of 150 minutes on the 10th and 0 of 149 on the 11th.", "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 12819 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Giza, 1992: Thursday 10 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": "1992-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-10", "confidence": "determinate" } ], "quote": "In Giza, Ananta Caturdaśī 1992 falls on Thursday 10 September. Caturdaśī runs from 00:40 on Thu 10 Sep to 03:04 on Fri 11 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-09-15", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36292, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-09-15T10:15:49+03:00", "utc": "1992-09-15T07:15:49Z", "ms": 716541348832.8156 }, "end": { "local": "1992-09-16T11:14:36+03:00", "utc": "1992-09-16T08:14:36Z", "ms": 716631275933.098 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-15T10:15:49+03:00", "utc": "1992-09-15T07:15:49Z", "ms": 716541348832.8156 }, "end": { "local": "1992-09-16T11:14:36+03:00", "utc": "1992-09-16T08:14:36Z", "ms": 716631275933.098 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-09-15", "window": { "start": { "local": "1992-09-15T20:39:32+03:00", "utc": "1992-09-15T17:39:32Z", "ms": 716578772370.2401 }, "end": { "local": "1992-09-15T20:39:32+03:00", "utc": "1992-09-15T17:39:32Z", "ms": 716578772370.2401 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-09-16", "window": { "start": { "local": "1992-09-16T21:19:28+03:00", "utc": "1992-09-16T18:19:28Z", "ms": 716667568156.607 }, "end": { "local": "1992-09-16T21:19:28+03:00", "utc": "1992-09-16T18:19:28Z", "ms": 716667568156.607 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:16 on Tue 15 Sep to 11:15 on Wed 16 Sep.", "fact": "1992-09-15T07:15:49Z → 1992-09-16T08:14:36Z" }, { "step": "kaala", "text": "Moonrise is at 20:40 on the 15th and 21:19 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 15th and is not on the 16th.", "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 36292 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Tuesday 15 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": "1992-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-15", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Tuesday 15 September. Caturthī runs from 10:16 on Tue 15 Sep to 11:15 on Wed 16 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-09-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37029, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-09-17T11:47:40+03:00", "utc": "1992-09-17T08:47:40Z", "ms": 716719659985.7346 }, "end": { "local": "1992-09-18T11:51:06+03:00", "utc": "1992-09-18T08:51:06Z", "ms": 716806266277.8386 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-17T11:47:40+03:00", "utc": "1992-09-17T08:47:40Z", "ms": 716719659985.7346 }, "end": { "local": "1992-09-18T11:51:06+03:00", "utc": "1992-09-18T08:51:06Z", "ms": 716806266277.8386 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-09-17", "window": { "start": { "local": "1992-09-17T22:04:49+03:00", "utc": "1992-09-17T19:04:49Z", "ms": 716756689289.3899 }, "end": { "local": "1992-09-17T22:04:49+03:00", "utc": "1992-09-17T19:04:49Z", "ms": 716756689289.3899 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-09-18", "window": { "start": { "local": "1992-09-18T22:56:18+03:00", "utc": "1992-09-18T19:56:18Z", "ms": 716846178359.9825 }, "end": { "local": "1992-09-18T22:56:18+03:00", "utc": "1992-09-18T19:56:18Z", "ms": 716846178359.9825 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 11:48 on Thu 17 Sep to 11:51 on Fri 18 Sep.", "fact": "1992-09-17T08:47:40Z → 1992-09-18T08:51:06Z" }, { "step": "kaala", "text": "Moonrise is at 22:05 on the 17th and 22:56 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is on the 17th and is not on the 18th.", "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 37029 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Giza, 1992: Thursday 17 September.", "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": "1992-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-17", "confidence": "determinate" } ], "quote": "In Giza, Candra Ṣaṣṭhī 1992 falls on Thursday 17 September. Ṣaṣṭhī runs from 11:48 on Thu 17 Sep to 11:51 on Fri 18 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27235, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-09-19T11:21:15+03:00", "utc": "1992-09-19T08:21:15Z", "ms": 716890874517.3329 }, "end": { "local": "1992-09-20T10:15:30+03:00", "utc": "1992-09-20T07:15:30Z", "ms": 716973329875.0255 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-19T11:21:15+03:00", "utc": "1992-09-19T08:21:15Z", "ms": 716890874517.3329 }, "end": { "local": "1992-09-20T10:15:30+03:00", "utc": "1992-09-20T07:15:30Z", "ms": 716973329875.0255 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-09-19", "window": { "start": { "local": "1992-09-19T18:55:10+03:00", "utc": "1992-09-19T15:55:10Z", "ms": 716918109964.7649 }, "end": { "local": "1992-09-19T20:29:30+03:00", "utc": "1992-09-19T17:29:30Z", "ms": 716923769548.8329 } }, "covered_min": 94, "window_min": 94, "qualifies": true }, { "local_date": "1992-09-20", "window": { "start": { "local": "1992-09-20T18:53:55+03:00", "utc": "1992-09-20T15:53:55Z", "ms": 717004434850.4675 }, "end": { "local": "1992-09-20T20:28:29+03:00", "utc": "1992-09-20T17:28:29Z", "ms": 717010108814.208 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:21 on Sat 19 Sep to 10:15 on Sun 20 Sep.", "fact": "1992-09-19T08:21:15Z → 1992-09-20T07:15:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:55–20:29 on the 19th, 18:54–20:28 on the 20th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 94 of 94 minutes on the 19th and 0 of 95 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27235 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Giza, 1992: Saturday 19 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "jitashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-19", "confidence": "determinate" } ], "quote": "In Giza, Jitāṣṭamī (Jitiya) 1992 falls on Saturday 19 September. Aṣṭamī runs from 11:21 on Sat 19 Sep to 10:15 on Sun 20 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37296, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-09-19T11:21:15+03:00", "utc": "1992-09-19T08:21:15Z", "ms": 716890874517.3329 }, "end": { "local": "1992-09-20T10:15:30+03:00", "utc": "1992-09-20T07:15:30Z", "ms": 716973329875.0255 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-19T11:21:15+03:00", "utc": "1992-09-19T08:21:15Z", "ms": 716890874517.3329 }, "end": { "local": "1992-09-20T10:15:30+03:00", "utc": "1992-09-20T07:15:30Z", "ms": 716973329875.0255 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-09-18", "window": { "start": { "local": "1992-09-18T22:56:18+03:00", "utc": "1992-09-18T19:56:18Z", "ms": 716846178359.9825 }, "end": { "local": "1992-09-18T22:56:18+03:00", "utc": "1992-09-18T19:56:18Z", "ms": 716846178359.9825 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-09-19", "window": { "start": { "local": "1992-09-19T23:53:53+03:00", "utc": "1992-09-19T20:53:53Z", "ms": 716936033378.9141 }, "end": { "local": "1992-09-19T23:53:53+03:00", "utc": "1992-09-19T20:53:53Z", "ms": 716936033378.9141 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:21 on Sat 19 Sep to 10:15 on Sun 20 Sep.", "fact": "1992-09-19T08:21:15Z → 1992-09-20T07:15:30Z" }, { "step": "kaala", "text": "Moonrise is at 22:56 on the 18th and 23:54 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 18th and is on the 19th.", "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 37296 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Giza, 1992: Saturday 19 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-19", "confidence": "determinate" } ], "quote": "In Giza, Mahālakṣmī Vrata Samāpana 1992 falls on Saturday 19 September. Aṣṭamī runs from 11:21 on Sat 19 Sep to 10:15 on Sun 20 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-09-22", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1671, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-09-22T06:15:51+03:00", "utc": "1992-09-22T03:15:51Z", "ms": 717131751359.8486 }, "end": { "local": "1992-09-23T03:27:43+03:00", "utc": "1992-09-23T00:27:43Z", "ms": 717208062633.2611 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-22T06:15:51+03:00", "utc": "1992-09-22T03:15:51Z", "ms": 717131751359.8486 }, "end": { "local": "1992-09-23T03:27:43+03:00", "utc": "1992-09-23T00:27:43Z", "ms": 717208062633.2611 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-09-22", "window": { "start": { "local": "1992-09-22T06:43:42+03:00", "utc": "1992-09-22T03:43:42Z", "ms": 717133422450.5145 }, "end": { "local": "1992-09-22T06:43:42+03:00", "utc": "1992-09-22T03:43:42Z", "ms": 717133422450.5145 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-09-23", "window": { "start": { "local": "1992-09-23T06:44:15+03:00", "utc": "1992-09-23T03:44:15Z", "ms": 717219855472.311 }, "end": { "local": "1992-09-23T06:44:15+03:00", "utc": "1992-09-23T03:44:15Z", "ms": 717219855472.311 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:16 on Tue 22 Sep to 03:28 on Wed 23 Sep.", "fact": "1992-09-22T03:15:51Z → 1992-09-23T00:27:43Z" }, { "step": "kaala", "text": "Sunrise is at 06:44 on the 22nd and 06:44 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 22nd and is not on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1671 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Giza, 1992: Tuesday 22 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": "1992-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-22", "confidence": "determinate" } ], "quote": "In Giza, Indirā Ekādaśī 1992 falls on Tuesday 22 September. Ekādaśī runs from 06:16 on Tue 22 Sep to 03:28 on Wed 23 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-09-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-09-24", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1315, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-09-24T00:15:07+03:00", "utc": "1992-09-23T21:15:07Z", "ms": 717282907149.532 }, "end": { "local": "1992-09-24T20:46:22+03:00", "utc": "1992-09-24T17:46:22Z", "ms": 717356782319.2502 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-24T00:15:07+03:00", "utc": "1992-09-23T21:15:07Z", "ms": 717282907149.532 }, "end": { "local": "1992-09-24T20:46:22+03:00", "utc": "1992-09-24T17:46:22Z", "ms": 717356782319.2502 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-09-23", "window": { "start": { "local": "1992-09-23T18:50:10+03:00", "utc": "1992-09-23T15:50:10Z", "ms": 717263409975.0986 }, "end": { "local": "1992-09-23T20:25:27+03:00", "utc": "1992-09-23T17:25:27Z", "ms": 717269127132.2471 } }, "covered_min": 0, "window_min": 95, "qualifies": false }, { "local_date": "1992-09-24", "window": { "start": { "local": "1992-09-24T18:48:55+03:00", "utc": "1992-09-24T15:48:55Z", "ms": 717349735261.9493 }, "end": { "local": "1992-09-24T20:24:27+03:00", "utc": "1992-09-24T17:24:27Z", "ms": 717355466827.4774 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:15 on Thu 24 Sep to 20:46 on Thu 24 Sep.", "fact": "1992-09-23T21:15:07Z → 1992-09-24T17:46:22Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:50–20:25 on the 23rd, 18:49–20:24 on the 24th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 95 minutes on the 23rd and 96 of 96 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1315 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Thursday 24 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": "1992-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-24", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Thursday 24 September. Trayodaśī runs from 00:15 on Thu 24 Sep to 20:46 on Thu 24 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-09-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-09-24", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13006, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-09-24T20:46:22+03:00", "utc": "1992-09-24T17:46:22Z", "ms": 717356782319.2502 }, "end": { "local": "1992-09-25T17:11:10+03:00", "utc": "1992-09-25T14:11:10Z", "ms": 717430270361.9551 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-24T20:46:22+03:00", "utc": "1992-09-24T17:46:22Z", "ms": 717356782319.2502 }, "end": { "local": "1992-09-25T17:11:10+03:00", "utc": "1992-09-25T14:11:10Z", "ms": 717430270361.9551 } }, "kaala": "nishita", "days": [ { "local_date": "1992-09-24", "window": { "start": { "local": "1992-09-25T00:23:09+03:00", "utc": "1992-09-24T21:23:09Z", "ms": 717369788632.6797 }, "end": { "local": "1992-09-25T01:11:09+03:00", "utc": "1992-09-24T22:11:09Z", "ms": 717372668632.6797 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-09-25", "window": { "start": { "local": "1992-09-26T00:22:48+03:00", "utc": "1992-09-25T21:22:48Z", "ms": 717456168121.4202 }, "end": { "local": "1992-09-26T01:10:48+03:00", "utc": "1992-09-25T22:10:48Z", "ms": 717459048121.4202 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:46 on Thu 24 Sep to 17:11 on Fri 25 Sep.", "fact": "1992-09-24T17:46:22Z → 1992-09-25T14:11:10Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 24th, 00:23–01:11 on the 25th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13006 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Thursday 24 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": "1992-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-24", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Thursday 24 September. Caturdaśī runs from 20:46 on Thu 24 Sep to 17:11 on Fri 25 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-09-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-25", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1086, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1992-09-25T17:11:10+03:00", "utc": "1992-09-25T14:11:10Z", "ms": 717430270361.9551 }, "end": { "local": "1992-09-26T13:40:08+03:00", "utc": "1992-09-26T10:40:08Z", "ms": 717504008453.0844 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-25T17:11:10+03:00", "utc": "1992-09-25T14:11:10Z", "ms": 717430270361.9551 }, "end": { "local": "1992-09-26T13:40:08+03:00", "utc": "1992-09-26T10:40:08Z", "ms": 717504008453.0844 } }, "kaala": "aparahna", "days": [ { "local_date": "1992-09-25", "window": { "start": { "local": "1992-09-25T13:58:45+03:00", "utc": "1992-09-25T10:58:45Z", "ms": 717418725229.5173 }, "end": { "local": "1992-09-25T16:23:13+03:00", "utc": "1992-09-25T13:23:13Z", "ms": 717427392971.553 } }, "covered_min": 0, "window_min": 144, "qualifies": false }, { "local_date": "1992-09-26", "window": { "start": { "local": "1992-09-26T13:58:14+03:00", "utc": "1992-09-26T10:58:14Z", "ms": 717505094024.1012 }, "end": { "local": "1992-09-26T16:22:20+03:00", "utc": "1992-09-26T13:22:20Z", "ms": 717513740189.0511 } }, "covered_min": 0, "window_min": 144, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 17:11 on Fri 25 Sep to 13:40 on Sat 26 Sep.", "fact": "1992-09-25T14:11:10Z → 1992-09-26T10:40:08Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:59–16:23 on the 25th, 13:58–16:22 on the 26th.", "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 144 minutes on the 25th and 0 of 144 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither afternoon qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1086 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Giza, 1992: Friday 25 September.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1992-09-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-25", "confidence": "boundary" } ], "quote": "In Giza, Mahālaya Amāvāsyā 1992 falls on Friday 25 September. Amāvasyā runs from 17:11 on Fri 25 Sep to 13:40 on Sat 26 Sep, and reaches aparāhṇa on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1798, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-09-26T13:40:08+03:00", "utc": "1992-09-26T10:40:08Z", "ms": 717504008453.0844 }, "end": { "local": "1992-09-27T10:24:18+03:00", "utc": "1992-09-27T07:24:18Z", "ms": 717578658034.5421 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-26T13:40:08+03:00", "utc": "1992-09-26T10:40:08Z", "ms": 717504008453.0844 }, "end": { "local": "1992-09-27T10:24:18+03:00", "utc": "1992-09-27T07:24:18Z", "ms": 717578658034.5421 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-26", "window": { "start": { "local": "1992-09-26T12:22:11+03:00", "utc": "1992-09-26T09:22:11Z", "ms": 717499330941.6262 }, "end": { "local": "1992-09-26T13:10:11+03:00", "utc": "1992-09-26T10:10:11Z", "ms": 717502210941.6262 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-09-27", "window": { "start": { "local": "1992-09-27T12:21:51+03:00", "utc": "1992-09-27T09:21:51Z", "ms": 717585710722.7375 }, "end": { "local": "1992-09-27T13:09:51+03:00", "utc": "1992-09-27T10:09:51Z", "ms": 717588590722.7375 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 13:40 on Sat 26 Sep to 10:24 on Sun 27 Sep.", "fact": "1992-09-26T10:40:08Z → 1992-09-27T07:24:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 26th, 12:22–13:10 on the 27th.", "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 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 1798 s" }, { "step": "ruling", "text": "Navarātrārambha, Giza, 1992: Sunday 27 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-26", "confidence": "determinate" } ], "quote": "In Giza, Navarātrārambha (Navratri) 1992 falls on Sunday 27 September. Pratipadā runs from 13:40 on Sat 26 Sep to 10:24 on Sun 27 Sep, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-09-29", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25224, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-09-29T05:20:47+03:00", "utc": "1992-09-29T02:20:47Z", "ms": 717733247070.1803 }, "end": { "local": "1992-09-30T03:51:25+03:00", "utc": "1992-09-30T00:51:25Z", "ms": 717814284528.2162 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-09-29T05:20:47+03:00", "utc": "1992-09-29T02:20:47Z", "ms": 717733247070.1803 }, "end": { "local": "1992-09-30T03:51:25+03:00", "utc": "1992-09-30T00:51:25Z", "ms": 717814284528.2162 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-09-29", "window": { "start": { "local": "1992-09-29T12:21:11+03:00", "utc": "1992-09-29T09:21:11Z", "ms": 717758470941.8416 }, "end": { "local": "1992-09-29T13:09:11+03:00", "utc": "1992-09-29T10:09:11Z", "ms": 717761350941.8416 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-09-30", "window": { "start": { "local": "1992-09-30T12:20:51+03:00", "utc": "1992-09-30T09:20:51Z", "ms": 717844851412.7878 }, "end": { "local": "1992-09-30T13:08:51+03:00", "utc": "1992-09-30T10:08:51Z", "ms": 717847731412.7878 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:21 on Tue 29 Sep to 03:51 on Wed 30 Sep.", "fact": "1992-09-29T02:20:47Z → 1992-09-30T00:51:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 29th, 12:21–13:09 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25224 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Tuesday 29 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-09-29", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Tuesday 29 September. Caturthī runs from 05:21 on Tue 29 Sep to 03:51 on Wed 30 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-09-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8684, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-10-02T02:24:08+02:00", "utc": "1992-10-02T00:24:08Z", "ms": 717985448033.8711 }, "end": { "local": "1992-10-03T03:25:11+02:00", "utc": "1992-10-03T01:25:11Z", "ms": 718075511419.5702 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-10-02T02:24:08+02:00", "utc": "1992-10-02T00:24:08Z", "ms": 717985448033.8711 }, "end": { "local": "1992-10-03T03:25:11+02:00", "utc": "1992-10-03T01:25:11Z", "ms": 718075511419.5702 } }, "kaala": "udaya-1", "days": [ { "local_date": "1992-10-02", "window": { "start": { "local": "1992-10-02T05:49:21+02:00", "utc": "1992-10-02T03:49:21Z", "ms": 717997760811.3774 }, "end": { "local": "1992-10-02T06:36:40+02:00", "utc": "1992-10-02T04:36:40Z", "ms": 718000599792.0748 } }, "covered_min": 47, "window_min": 47, "qualifies": true }, { "local_date": "1992-10-03", "window": { "start": { "local": "1992-10-03T05:49:56+02:00", "utc": "1992-10-03T03:49:56Z", "ms": 718084195795.6294 }, "end": { "local": "1992-10-03T06:37:08+02:00", "utc": "1992-10-03T04:37:08Z", "ms": 718087027621.1665 } }, "covered_min": 0, "window_min": 47, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 02:24 on Fri 2 Oct to 03:25 on Sat 3 Oct.", "fact": "1992-10-02T00:24:08Z → 1992-10-03T01:25:11Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 05:49–06:37 on the 2nd, 05:50–06:37 on the 3rd.", "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 47 of 47 minutes on the 2nd and 0 of 47 on the 3rd.", "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 8684 s" }, { "step": "ruling", "text": "Durgā Saptamī, Giza, 1992: Friday 2 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": "1992-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-02", "confidence": "determinate" } ], "quote": "In Giza, Durgā Saptamī 1992 falls on Friday 2 October. Saptamī runs from 02:24 on Fri 2 Oct to 03:25 on Sat 3 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22320, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-10-03T03:25:11+02:00", "utc": "1992-10-03T01:25:11Z", "ms": 718075511419.5702 }, "end": { "local": "1992-10-04T05:07:36+02:00", "utc": "1992-10-04T03:07:36Z", "ms": 718168056393.0796 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-10-03T03:25:11+02:00", "utc": "1992-10-03T01:25:11Z", "ms": 718075511419.5702 }, "end": { "local": "1992-10-04T05:07:36+02:00", "utc": "1992-10-04T03:07:36Z", "ms": 718168056393.0796 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-03", "window": { "start": { "local": "1992-10-03T11:19:54+02:00", "utc": "1992-10-03T09:19:54Z", "ms": 718103994487.1582 }, "end": { "local": "1992-10-03T12:07:54+02:00", "utc": "1992-10-03T10:07:54Z", "ms": 718106874487.1582 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-10-04", "window": { "start": { "local": "1992-10-04T11:19:36+02:00", "utc": "1992-10-04T09:19:36Z", "ms": 718190376129.7144 }, "end": { "local": "1992-10-04T12:07:36+02:00", "utc": "1992-10-04T10:07:36Z", "ms": 718193256129.7144 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 03:25 on Sat 3 Oct to 05:08 on Sun 4 Oct.", "fact": "1992-10-03T01:25:11Z → 1992-10-04T03:07:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:20–12:08 on the 3rd, 11:20–12:08 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22320 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Giza, 1992: Saturday 3 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": "1992-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-03", "confidence": "determinate" } ], "quote": "In Giza, Mahāṣṭamī (Durga Ashtami) 1992 falls on Saturday 3 October. Aṣṭamī runs from 03:25 on Sat 3 Oct to 05:08 on Sun 4 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14357, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1992-10-04T05:07:36+02:00", "utc": "1992-10-04T03:07:36Z", "ms": 718168056393.0796 }, "end": { "local": "1992-10-05T07:20:02+02:00", "utc": "1992-10-05T05:20:02Z", "ms": 718262401568.1129 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-10-04T05:07:36+02:00", "utc": "1992-10-04T03:07:36Z", "ms": 718168056393.0796 }, "end": { "local": "1992-10-05T07:20:02+02:00", "utc": "1992-10-05T05:20:02Z", "ms": 718262401568.1129 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-04", "window": { "start": { "local": "1992-10-04T11:19:36+02:00", "utc": "1992-10-04T09:19:36Z", "ms": 718190376129.7144 }, "end": { "local": "1992-10-04T12:07:36+02:00", "utc": "1992-10-04T10:07:36Z", "ms": 718193256129.7144 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-10-05", "window": { "start": { "local": "1992-10-05T11:19:18+02:00", "utc": "1992-10-05T09:19:18Z", "ms": 718276758114.658 }, "end": { "local": "1992-10-05T12:07:18+02:00", "utc": "1992-10-05T10:07:18Z", "ms": 718279638114.658 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 05:08 on Sun 4 Oct to 07:20 on Mon 5 Oct.", "fact": "1992-10-04T03:07:36Z → 1992-10-05T05:20:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:20–12:08 on the 4th, 11:19–12:07 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 14357 s" }, { "step": "ruling", "text": "Mahānavamī, Giza, 1992: Sunday 4 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": "1992-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-04", "confidence": "determinate" } ], "quote": "In Giza, Mahānavamī 1992 falls on Sunday 4 October. Navamī runs from 05:08 on Sun 4 Oct to 07:20 on Mon 5 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-06", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 11230, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1992-10-05T07:20:02+02:00", "utc": "1992-10-05T05:20:02Z", "ms": 718262401568.1129 }, "end": { "local": "1992-10-06T09:49:00+02:00", "utc": "1992-10-06T07:49:00Z", "ms": 718357739520.6036 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "1992-10-05T14:28:20+02:00", "utc": "1992-10-05T12:28:20Z", "ms": 718288099676.8822 }, "end": { "local": "1992-10-06T09:49:00+02:00", "utc": "1992-10-06T07:49:00Z", "ms": 718357739520.6036 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "1992-10-05T14:28:20+02:00", "utc": "1992-10-05T12:28:20Z", "ms": 718288099676.8822 }, "end": { "local": "1992-10-06T17:29:05+02:00", "utc": "1992-10-06T15:29:05Z", "ms": 718385345193.1998 } } }, "kaala": "daytime", "days": [ { "local_date": "1992-10-05", "window": { "start": { "local": "1992-10-05T05:51:07+02:00", "utc": "1992-10-05T03:51:07Z", "ms": 718257066521.2245 }, "end": { "local": "1992-10-05T17:35:30+02:00", "utc": "1992-10-05T15:35:30Z", "ms": 718299329708.0913 } }, "covered_min": 187, "window_min": 704, "qualifies": true }, { "local_date": "1992-10-06", "window": { "start": { "local": "1992-10-06T05:51:42+02:00", "utc": "1992-10-06T03:51:42Z", "ms": 718343502287.0922 }, "end": { "local": "1992-10-06T17:34:19+02:00", "utc": "1992-10-06T15:34:19Z", "ms": 718385658638.4154 } }, "covered_min": 237, "window_min": 703, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Daśamī runs from 07:20 on Mon 5 Oct to 09:49 on Tue 6 Oct, and Śravaṇa from 14:28 on Mon 5 Oct to 17:29 on Tue 6 Oct. They are together from 14:28 on Mon 5 Oct to 09:49 on Tue 6 Oct.", "fact": "1992-10-05T12:28:20Z → 1992-10-06T07:49:00Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 05:51–17:35 on the 5th, 05:52–17:34 on the 6th.", "fact": "daytime: sunrise-to-sunset · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Where Daśamī touches Śravaṇa in the day time, that day is taken. Together they cover 187 of 704 minutes on the 5th and 237 of 703 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "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 11230 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Giza, 1992: Tuesday 6 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1992-10-06", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-06", "confidence": "boundary" } ], "quote": "In Giza, Vijayā Daśamī (Dussehra) 1992 falls on Tuesday 6 October. Daśamī runs from 07:20 on Mon 5 Oct to 09:49 on Tue 6 Oct and is with Śravaṇa in the day time that day, for 237 minutes. They are together in the day time on the previous day too, for 187 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-10-07", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14237, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-10-06T09:49:00+02:00", "utc": "1992-10-06T07:49:00Z", "ms": 718357739520.6036 }, "end": { "local": "1992-10-07T12:21:09+02:00", "utc": "1992-10-07T10:21:09Z", "ms": 718453268728.9203 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-10-06T09:49:00+02:00", "utc": "1992-10-06T07:49:00Z", "ms": 718357739520.6036 }, "end": { "local": "1992-10-07T12:21:09+02:00", "utc": "1992-10-07T10:21:09Z", "ms": 718453268728.9203 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-10-06", "window": { "start": { "local": "1992-10-06T05:51:42+02:00", "utc": "1992-10-06T03:51:42Z", "ms": 718343502287.0922 }, "end": { "local": "1992-10-06T05:51:42+02:00", "utc": "1992-10-06T03:51:42Z", "ms": 718343502287.0922 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-10-07", "window": { "start": { "local": "1992-10-07T05:52:18+02:00", "utc": "1992-10-07T03:52:18Z", "ms": 718429938338.5388 }, "end": { "local": "1992-10-07T05:52:18+02:00", "utc": "1992-10-07T03:52:18Z", "ms": 718429938338.5388 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:49 on Tue 6 Oct to 12:21 on Wed 7 Oct.", "fact": "1992-10-06T07:49:00Z → 1992-10-07T10:21:09Z" }, { "step": "kaala", "text": "Sunrise is at 05:52 on the 6th and 05:52 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14237 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Giza, 1992: Wednesday 7 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": "1992-10-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-07", "confidence": "determinate" } ], "quote": "In Giza, Pāśāṅkuśā Ekādaśī 1992 falls on Wednesday 7 October. Ekādaśī runs from 09:49 on Tue 6 Oct to 12:21 on Wed 7 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-10-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-10-08", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2274, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-10-08T14:45:10+02:00", "utc": "1992-10-08T12:45:10Z", "ms": 718548309936.627 }, "end": { "local": "1992-10-09T16:52:54+02:00", "utc": "1992-10-09T14:52:54Z", "ms": 718642373957.031 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1992-10-08T14:45:10+02:00", "utc": "1992-10-08T12:45:10Z", "ms": 718548309936.627 }, "end": { "local": "1992-10-09T16:52:54+02:00", "utc": "1992-10-09T14:52:54Z", "ms": 718642373957.031 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-08", "window": { "start": { "local": "1992-10-08T17:31:58+02:00", "utc": "1992-10-08T15:31:58Z", "ms": 718558317977.5127 }, "end": { "local": "1992-10-08T19:10:50+02:00", "utc": "1992-10-08T17:10:50Z", "ms": 718564250427.1775 } }, "covered_min": 99, "window_min": 99, "qualifies": true }, { "local_date": "1992-10-09", "window": { "start": { "local": "1992-10-09T17:30:48+02:00", "utc": "1992-10-09T15:30:48Z", "ms": 718644648446.203 }, "end": { "local": "1992-10-09T19:09:55+02:00", "utc": "1992-10-09T17:09:55Z", "ms": 718650595098.2091 } }, "covered_min": 0, "window_min": 99, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:45 on Thu 8 Oct to 16:53 on Fri 9 Oct.", "fact": "1992-10-08T12:45:10Z → 1992-10-09T14:52:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:32–19:11 on the 8th, 17:31–19:10 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 99 of 99 minutes on the 8th and 0 of 99 on the 9th.", "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 2274 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Thursday 8 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": "1992-10-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-08", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Thursday 8 October. Trayodaśī runs from 14:45 on Thu 8 Oct to 16:53 on Fri 9 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-10-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6826, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-10-14T21:55:03+02:00", "utc": "1992-10-14T19:55:03Z", "ms": 719092502902.7737 }, "end": { "local": "1992-10-15T21:47:24+02:00", "utc": "1992-10-15T19:47:24Z", "ms": 719178443503.739 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-14T21:55:03+02:00", "utc": "1992-10-14T19:55:03Z", "ms": 719092502902.7737 }, "end": { "local": "1992-10-15T21:47:24+02:00", "utc": "1992-10-15T19:47:24Z", "ms": 719178443503.739 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-10-14", "window": { "start": { "local": "1992-10-14T19:03:45+02:00", "utc": "1992-10-14T17:03:45Z", "ms": 719082224933.1544 }, "end": { "local": "1992-10-14T19:03:45+02:00", "utc": "1992-10-14T17:03:45Z", "ms": 719082224933.1544 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-10-15", "window": { "start": { "local": "1992-10-15T19:53:37+02:00", "utc": "1992-10-15T17:53:37Z", "ms": 719171617432.3563 }, "end": { "local": "1992-10-15T19:53:37+02:00", "utc": "1992-10-15T17:53:37Z", "ms": 719171617432.3563 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:55 on Wed 14 Oct to 21:47 on Thu 15 Oct.", "fact": "1992-10-14T19:55:03Z → 1992-10-15T19:47:24Z" }, { "step": "kaala", "text": "Moonrise is at 19:04 on the 14th and 19:54 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6826 s" }, { "step": "ruling", "text": "Karaka Caturthī, Giza, 1992: Thursday 15 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "karaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Karaka caturthi (current at moon-rise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-15", "confidence": "determinate" } ], "quote": "In Giza, Karaka Caturthī (Karwa Chauth) 1992 falls on Thursday 15 October. Caturthī runs from 21:55 on Wed 14 Oct to 21:47 on Thu 15 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-10-15", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6826, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-10-14T21:55:03+02:00", "utc": "1992-10-14T19:55:03Z", "ms": 719092502902.7737 }, "end": { "local": "1992-10-15T21:47:24+02:00", "utc": "1992-10-15T19:47:24Z", "ms": 719178443503.739 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-14T21:55:03+02:00", "utc": "1992-10-14T19:55:03Z", "ms": 719092502902.7737 }, "end": { "local": "1992-10-15T21:47:24+02:00", "utc": "1992-10-15T19:47:24Z", "ms": 719178443503.739 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-10-14", "window": { "start": { "local": "1992-10-14T19:03:45+02:00", "utc": "1992-10-14T17:03:45Z", "ms": 719082224933.1544 }, "end": { "local": "1992-10-14T19:03:45+02:00", "utc": "1992-10-14T17:03:45Z", "ms": 719082224933.1544 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-10-15", "window": { "start": { "local": "1992-10-15T19:53:37+02:00", "utc": "1992-10-15T17:53:37Z", "ms": 719171617432.3563 }, "end": { "local": "1992-10-15T19:53:37+02:00", "utc": "1992-10-15T17:53:37Z", "ms": 719171617432.3563 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:55 on Wed 14 Oct to 21:47 on Thu 15 Oct.", "fact": "1992-10-14T19:55:03Z → 1992-10-15T19:47:24Z" }, { "step": "kaala", "text": "Moonrise is at 19:04 on the 14th and 19:54 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6826 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Thursday 15 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": "1992-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-15", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Thursday 15 October. Caturthī runs from 21:55 on Wed 14 Oct to 21:47 on Thu 15 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-10-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13890, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-10-18T19:01:35+02:00", "utc": "1992-10-18T17:01:35Z", "ms": 719427694641.0558 }, "end": { "local": "1992-10-19T17:16:20+02:00", "utc": "1992-10-19T15:16:20Z", "ms": 719507780294.6117 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-18T19:01:35+02:00", "utc": "1992-10-18T17:01:35Z", "ms": 719427694641.0558 }, "end": { "local": "1992-10-19T17:16:20+02:00", "utc": "1992-10-19T15:16:20Z", "ms": 719507780294.6117 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-10-18", "window": { "start": { "local": "1992-10-18T22:53:05+02:00", "utc": "1992-10-18T20:53:05Z", "ms": 719441584519.1503 }, "end": { "local": "1992-10-18T22:53:05+02:00", "utc": "1992-10-18T20:53:05Z", "ms": 719441584519.1503 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-10-19", "window": { "start": { "local": "1992-10-19T23:58:16+02:00", "utc": "1992-10-19T21:58:16Z", "ms": 719531896204.3624 }, "end": { "local": "1992-10-19T23:58:16+02:00", "utc": "1992-10-19T21:58:16Z", "ms": 719531896204.3624 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 19:02 on Sun 18 Oct to 17:16 on Mon 19 Oct.", "fact": "1992-10-18T17:01:35Z → 1992-10-19T15:16:20Z" }, { "step": "kaala", "text": "Moonrise is at 22:53 on the 18th and 23:58 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 18th and is not on the 19th.", "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 13890 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Giza, 1992: Sunday 18 October.", "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": "1992-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-18", "confidence": "determinate" } ], "quote": "In Giza, Ahoyī Aṣṭamī 1992 falls on Sunday 18 October. Aṣṭamī runs from 19:02 on Sun 18 Oct to 17:16 on Mon 19 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-10-22", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13734, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-10-21T12:37:07+02:00", "utc": "1992-10-21T10:37:07Z", "ms": 719663826766.7604 }, "end": { "local": "1992-10-22T09:50:56+02:00", "utc": "1992-10-22T07:50:56Z", "ms": 719740256024.9203 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-21T12:37:07+02:00", "utc": "1992-10-21T10:37:07Z", "ms": 719663826766.7604 }, "end": { "local": "1992-10-22T09:50:56+02:00", "utc": "1992-10-22T07:50:56Z", "ms": 719740256024.9203 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-10-21", "window": { "start": { "local": "1992-10-21T06:01:20+02:00", "utc": "1992-10-21T04:01:20Z", "ms": 719640080068.8961 }, "end": { "local": "1992-10-21T06:01:20+02:00", "utc": "1992-10-21T04:01:20Z", "ms": 719640080068.8961 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-10-22", "window": { "start": { "local": "1992-10-22T06:02:02+02:00", "utc": "1992-10-22T04:02:02Z", "ms": 719726521808.2517 }, "end": { "local": "1992-10-22T06:02:02+02:00", "utc": "1992-10-22T04:02:02Z", "ms": 719726521808.2517 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:37 on Wed 21 Oct to 09:51 on Thu 22 Oct.", "fact": "1992-10-21T10:37:07Z → 1992-10-22T07:50:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:01 on the 21st and 06:02 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 21st and is on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13734 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Giza, 1992: Thursday 22 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": "1992-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-22", "confidence": "determinate" } ], "quote": "In Giza, Ramā Ekādaśī 1992 falls on Thursday 22 October. Ekādaśī runs from 12:37 on Wed 21 Oct to 09:51 on Thu 22 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-10-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26752, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-10-22T09:50:56+02:00", "utc": "1992-10-22T07:50:56Z", "ms": 719740256024.9203 }, "end": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-22T09:50:56+02:00", "utc": "1992-10-22T07:50:56Z", "ms": 719740256024.9203 }, "end": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-22", "window": { "start": { "local": "1992-10-22T17:16:48+02:00", "utc": "1992-10-22T15:16:48Z", "ms": 719767008088.5404 }, "end": { "local": "1992-10-22T18:58:56+02:00", "utc": "1992-10-22T16:58:56Z", "ms": 719773135540.4207 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1992-10-23", "window": { "start": { "local": "1992-10-23T17:15:49+02:00", "utc": "1992-10-23T15:15:49Z", "ms": 719853349415.5778 }, "end": { "local": "1992-10-23T18:58:10+02:00", "utc": "1992-10-23T16:58:10Z", "ms": 719859490370.0216 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 09:51 on Thu 22 Oct to 06:55 on Fri 23 Oct.", "fact": "1992-10-22T07:50:56Z → 1992-10-23T04:55:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:17–18:59 on the 22nd, 17:16–18:58 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 22nd and 0 of 102 on the 23rd.", "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 26752 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Giza, 1992: Thursday 22 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govatsa-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-22", "confidence": "determinate" } ], "quote": "In Giza, Govatsa Dvādaśī (Vasu Baras) 1992 falls on Thursday 22 October. Dvādaśī runs from 09:51 on Thu 22 Oct to 06:55 on Fri 23 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32371, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 }, "end": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 }, "end": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-22", "window": { "start": { "local": "1992-10-22T17:16:48+02:00", "utc": "1992-10-22T15:16:48Z", "ms": 719767008088.5404 }, "end": { "local": "1992-10-22T18:58:56+02:00", "utc": "1992-10-22T16:58:56Z", "ms": 719773135540.4207 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1992-10-23", "window": { "start": { "local": "1992-10-23T17:15:49+02:00", "utc": "1992-10-23T15:15:49Z", "ms": 719853349415.5778 }, "end": { "local": "1992-10-23T18:58:10+02:00", "utc": "1992-10-23T16:58:10Z", "ms": 719859490370.0216 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:55 on Fri 23 Oct to 03:58 on Sat 24 Oct.", "fact": "1992-10-23T04:55:09Z → 1992-10-24T01:57:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:17–18:59 on the 22nd, 17:16–18:58 on the 23rd.", "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 102 minutes on the 22nd and 102 of 102 on the 23rd.", "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 32371 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Giza, 1992: Friday 23 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-23", "confidence": "determinate" } ], "quote": "In Giza, Yama Dīpadāna 1992 falls on Friday 23 October. Trayodaśī runs from 06:55 on Fri 23 Oct to 03:58 on Sat 24 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-10-23", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32371, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 }, "end": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-23T06:55:09+02:00", "utc": "1992-10-23T04:55:09Z", "ms": 719816109349.4613 }, "end": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-22", "window": { "start": { "local": "1992-10-22T17:16:48+02:00", "utc": "1992-10-22T15:16:48Z", "ms": 719767008088.5404 }, "end": { "local": "1992-10-22T18:58:56+02:00", "utc": "1992-10-22T16:58:56Z", "ms": 719773135540.4207 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1992-10-23", "window": { "start": { "local": "1992-10-23T17:15:49+02:00", "utc": "1992-10-23T15:15:49Z", "ms": 719853349415.5778 }, "end": { "local": "1992-10-23T18:58:10+02:00", "utc": "1992-10-23T16:58:10Z", "ms": 719859490370.0216 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:55 on Fri 23 Oct to 03:58 on Sat 24 Oct.", "fact": "1992-10-23T04:55:09Z → 1992-10-24T01:57:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:17–18:59 on the 22nd, 17:16–18:58 on the 23rd.", "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 102 minutes on the 22nd and 102 of 102 on the 23rd.", "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 32371 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Friday 23 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": "1992-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-23", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Friday 23 October. Trayodaśī runs from 06:55 on Fri 23 Oct to 03:58 on Sat 24 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-10-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1405, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "end": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "end": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 } }, "kaala": "arunodaya", "days": [ { "local_date": "1992-10-24", "window": { "start": { "local": "1992-10-24T04:21:06+02:00", "utc": "1992-10-24T02:21:06Z", "ms": 719893265619.4625 }, "end": { "local": "1992-10-24T06:03:27+02:00", "utc": "1992-10-24T04:03:27Z", "ms": 719899406573.9064 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1992-10-25", "window": { "start": { "local": "1992-10-25T04:21:35+02:00", "utc": "1992-10-25T02:21:35Z", "ms": 719979695211.5941 }, "end": { "local": "1992-10-25T06:04:10+02:00", "utc": "1992-10-25T04:04:10Z", "ms": 719985849592.0907 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:58 on Sat 24 Oct to 01:07 on Sun 25 Oct.", "fact": "1992-10-24T01:57:41Z → 1992-10-24T23:07:24Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:21–06:03 on the 24th, 04:22–06:04 on the 25th.", "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 102 of 102 minutes on the 24th and 0 of 103 on the 25th.", "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 1405 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Giza, 1992: Saturday 24 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-24", "confidence": "determinate" } ], "quote": "In Giza, Naraka Caturdaśī (Choti Diwali) 1992 falls on Saturday 24 October. Caturdaśī runs from 03:58 on Sat 24 Oct to 01:07 on Sun 25 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-24", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2499, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "end": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "end": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 } }, "kaala": "nishita", "days": [ { "local_date": "1992-10-24", "window": { "start": { "local": "1992-10-24T23:15:31+02:00", "utc": "1992-10-24T21:15:31Z", "ms": 719961330665.2285 }, "end": { "local": "1992-10-25T00:03:31+02:00", "utc": "1992-10-24T22:03:31Z", "ms": 719964210665.2285 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-25", "window": { "start": { "local": "1992-10-25T23:15:24+02:00", "utc": "1992-10-25T21:15:24Z", "ms": 720047724053.5687 }, "end": { "local": "1992-10-26T00:03:24+02:00", "utc": "1992-10-25T22:03:24Z", "ms": 720050604053.5687 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 01:07 on Sun 25 Oct to 22:34 on Sun 25 Oct.", "fact": "1992-10-24T23:07:24Z → 1992-10-25T20:33:45Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:16–00:04 on the 24th, 23:15–00:03 on the 25th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 0 of 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 2499 s" }, { "step": "ruling", "text": "Kālī Pūjā, Giza, 1992: Saturday 24 October.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1992-10-24", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-24", "confidence": "boundary" } ], "quote": "In Giza, Kālī Pūjā 1992 falls on Saturday 24 October. Amāvasyā runs from 01:07 on Sun 25 Oct to 22:34 on Sun 25 Oct, and reaches niśītha on neither day.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/shivaratri?on=1992-10-24", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3834, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "end": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-24T03:57:41+02:00", "utc": "1992-10-24T01:57:41Z", "ms": 719891860895.762 }, "end": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 } }, "kaala": "nishita", "days": [ { "local_date": "1992-10-23", "window": { "start": { "local": "1992-10-23T23:15:38+02:00", "utc": "1992-10-23T21:15:38Z", "ms": 719874937994.7421 }, "end": { "local": "1992-10-24T00:03:38+02:00", "utc": "1992-10-23T22:03:38Z", "ms": 719877817994.7421 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-24", "window": { "start": { "local": "1992-10-24T23:15:31+02:00", "utc": "1992-10-24T21:15:31Z", "ms": 719961330665.2285 }, "end": { "local": "1992-10-25T00:03:31+02:00", "utc": "1992-10-24T22:03:31Z", "ms": 719964210665.2285 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:58 on Sat 24 Oct to 01:07 on Sun 25 Oct.", "fact": "1992-10-24T01:57:41Z → 1992-10-24T23:07:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:16–00:04 on the 23rd, 23:16–00:04 on the 24th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3834 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Saturday 24 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": "1992-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-24", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Saturday 24 October. Caturdaśī runs from 03:58 on Sat 24 Oct to 01:07 on Sun 25 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-10-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13022, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "end": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-25T01:07:24+02:00", "utc": "1992-10-24T23:07:24Z", "ms": 719968044494.421 }, "end": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-24", "window": { "start": { "local": "1992-10-24T17:14:52+02:00", "utc": "1992-10-24T15:14:52Z", "ms": 719939691738.3665 }, "end": { "local": "1992-10-24T18:57:26+02:00", "utc": "1992-10-24T16:57:26Z", "ms": 719945846118.863 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1992-10-25", "window": { "start": { "local": "1992-10-25T17:13:55+02:00", "utc": "1992-10-25T15:13:55Z", "ms": 720026035081.42 }, "end": { "local": "1992-10-25T18:56:43+02:00", "utc": "1992-10-25T16:56:43Z", "ms": 720032202807.3264 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 01:07 on Sun 25 Oct to 22:34 on Sun 25 Oct.", "fact": "1992-10-24T23:07:24Z → 1992-10-25T20:33:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:15–18:57 on the 24th, 17:14–18:57 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 103 minutes on the 24th and 103 of 103 on the 25th.", "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 13022 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Giza, 1992: Sunday 25 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-25", "confidence": "determinate" } ], "quote": "In Giza, Lakṣmī Pūjā (Diwali) 1992 falls on Sunday 25 October. Amāvasyā runs from 01:07 on Sun 25 Oct to 22:34 on Sun 25 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30188, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-25", "window": { "start": { "local": "1992-10-25T11:15:02+02:00", "utc": "1992-10-25T09:15:02Z", "ms": 720004502336.7554 }, "end": { "local": "1992-10-25T12:03:02+02:00", "utc": "1992-10-25T10:03:02Z", "ms": 720007382336.7554 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-26", "window": { "start": { "local": "1992-10-26T11:14:56+02:00", "utc": "1992-10-26T09:14:56Z", "ms": 720090896247.2231 }, "end": { "local": "1992-10-26T12:02:56+02:00", "utc": "1992-10-26T10:02:56Z", "ms": 720093776247.2231 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct.", "fact": "1992-10-25T20:33:45Z → 1992-10-26T18:26:04Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 25th, 11:15–12:03 on the 26th.", "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 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 30188 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Giza, 1992: Monday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-26", "confidence": "determinate" } ], "quote": "In Giza, Govardhana Pūjā 1992 falls on Monday 26 October. Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5403, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-10-25", "window": { "start": { "local": "1992-10-25T17:13:55+02:00", "utc": "1992-10-25T15:13:55Z", "ms": 720026035081.42 }, "end": { "local": "1992-10-25T18:56:43+02:00", "utc": "1992-10-25T16:56:43Z", "ms": 720032202807.3264 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1992-10-26", "window": { "start": { "local": "1992-10-26T17:12:59+02:00", "utc": "1992-10-26T15:12:59Z", "ms": 720112379468.729 }, "end": { "local": "1992-10-26T18:56:00+02:00", "utc": "1992-10-26T16:56:00Z", "ms": 720118560455.1846 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct.", "fact": "1992-10-25T20:33:45Z → 1992-10-26T18:26:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:14–18:57 on the 25th, 17:13–18:56 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 0 of 103 minutes on the 25th and 103 of 103 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 5403 s" }, { "step": "ruling", "text": "Bali Pūjā, Giza, 1992: Monday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-26", "confidence": "determinate" } ], "quote": "In Giza, Bali Pūjā 1992 falls on Monday 26 October. Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27068, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-25T22:33:45+02:00", "utc": "1992-10-25T20:33:45Z", "ms": 720045224931.1742 }, "end": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 } }, "kaala": "purvahna", "days": [ { "local_date": "1992-10-26", "window": { "start": { "local": "1992-10-26T06:04:53+02:00", "utc": "1992-10-26T04:04:53Z", "ms": 720072293025.7174 }, "end": { "local": "1992-10-26T09:47:35+02:00", "utc": "1992-10-26T07:47:35Z", "ms": 720085655173.388 } }, "covered_min": 223, "window_min": 223, "qualifies": true }, { "local_date": "1992-10-27", "window": { "start": { "local": "1992-10-27T06:05:37+02:00", "utc": "1992-10-27T04:05:37Z", "ms": 720158736867.1456 }, "end": { "local": "1992-10-27T09:47:46+02:00", "utc": "1992-10-27T07:47:46Z", "ms": 720172066219.5099 } }, "covered_min": 0, "window_min": 222, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct.", "fact": "1992-10-25T20:33:45Z → 1992-10-26T18:26:04Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:05–09:48 on the 26th, 06:06–09:48 on the 27th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 223 of 223 minutes on the 26th and 0 of 222 on the 27th.", "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 27068 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Giza, 1992: Monday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-26", "confidence": "determinate" } ], "quote": "In Giza, Dyūta Pratipad 1992 falls on Monday 26 October. Pratipadā runs from 22:34 on Sun 25 Oct to 20:26 on Mon 26 Oct and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24607, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 }, "end": { "local": "1992-10-27T18:52:58+02:00", "utc": "1992-10-27T16:52:58Z", "ms": 720204778392.4135 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-26T20:26:04+02:00", "utc": "1992-10-26T18:26:04Z", "ms": 720123963896.3088 }, "end": { "local": "1992-10-27T18:52:58+02:00", "utc": "1992-10-27T16:52:58Z", "ms": 720204778392.4135 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-26", "window": { "start": { "local": "1992-10-26T11:14:56+02:00", "utc": "1992-10-26T09:14:56Z", "ms": 720090896247.2231 }, "end": { "local": "1992-10-26T12:02:56+02:00", "utc": "1992-10-26T10:02:56Z", "ms": 720093776247.2231 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-27", "window": { "start": { "local": "1992-10-27T11:14:51+02:00", "utc": "1992-10-27T09:14:51Z", "ms": 720177290895.6921 }, "end": { "local": "1992-10-27T12:02:51+02:00", "utc": "1992-10-27T10:02:51Z", "ms": 720180170895.6921 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:26 on Mon 26 Oct to 18:53 on Tue 27 Oct.", "fact": "1992-10-26T18:26:04Z → 1992-10-27T16:52:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 26th, 11:15–12:03 on the 27th.", "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 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: purvaviddha → only-day · margin 24607 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Giza, 1992: Tuesday 27 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-27", "confidence": "determinate" } ], "quote": "In Giza, Yama Dvitīyā (Bhai Dooj) 1992 falls on Tuesday 27 October. Dvitīyā runs from 20:26 on Mon 26 Oct to 18:53 on Tue 27 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21201, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-10-28T18:01:30+02:00", "utc": "1992-10-28T16:01:30Z", "ms": 720288089590.7661 }, "end": { "local": "1992-10-29T17:56:03+02:00", "utc": "1992-10-29T15:56:03Z", "ms": 720374163030.2959 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-28T18:01:30+02:00", "utc": "1992-10-28T16:01:30Z", "ms": 720288089590.7661 }, "end": { "local": "1992-10-29T17:56:03+02:00", "utc": "1992-10-29T15:56:03Z", "ms": 720374163030.2959 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-28", "window": { "start": { "local": "1992-10-28T11:14:46+02:00", "utc": "1992-10-28T09:14:46Z", "ms": 720263686290.099 }, "end": { "local": "1992-10-28T12:02:46+02:00", "utc": "1992-10-28T10:02:46Z", "ms": 720266566290.099 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-29", "window": { "start": { "local": "1992-10-29T11:14:42+02:00", "utc": "1992-10-29T09:14:42Z", "ms": 720350082438.4407 }, "end": { "local": "1992-10-29T12:02:42+02:00", "utc": "1992-10-29T10:02:42Z", "ms": 720352962438.4407 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:01 on Wed 28 Oct to 17:56 on Thu 29 Oct.", "fact": "1992-10-28T16:01:30Z → 1992-10-29T15:56:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 28th, 11:15–12:03 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21201 s" }, { "step": "ruling", "text": "Nāga Caturthī, Giza, 1992: Thursday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-29", "confidence": "determinate" } ], "quote": "In Giza, Nāga Caturthī 1992 falls on Thursday 29 October. Caturthī runs from 18:01 on Wed 28 Oct to 17:56 on Thu 29 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-10-29", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21201, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-10-28T18:01:30+02:00", "utc": "1992-10-28T16:01:30Z", "ms": 720288089590.7661 }, "end": { "local": "1992-10-29T17:56:03+02:00", "utc": "1992-10-29T15:56:03Z", "ms": 720374163030.2959 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-28T18:01:30+02:00", "utc": "1992-10-28T16:01:30Z", "ms": 720288089590.7661 }, "end": { "local": "1992-10-29T17:56:03+02:00", "utc": "1992-10-29T15:56:03Z", "ms": 720374163030.2959 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-28", "window": { "start": { "local": "1992-10-28T11:14:46+02:00", "utc": "1992-10-28T09:14:46Z", "ms": 720263686290.099 }, "end": { "local": "1992-10-28T12:02:46+02:00", "utc": "1992-10-28T10:02:46Z", "ms": 720266566290.099 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-29", "window": { "start": { "local": "1992-10-29T11:14:42+02:00", "utc": "1992-10-29T09:14:42Z", "ms": 720350082438.4407 }, "end": { "local": "1992-10-29T12:02:42+02:00", "utc": "1992-10-29T10:02:42Z", "ms": 720352962438.4407 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:01 on Wed 28 Oct to 17:56 on Thu 29 Oct.", "fact": "1992-10-28T16:01:30Z → 1992-10-29T15:56:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 28th, 11:15–12:03 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21201 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Thursday 29 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": "1992-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-29", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Thursday 29 October. Caturthī runs from 18:01 on Wed 28 Oct to 17:56 on Thu 29 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-10-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23688, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-10-30T18:37:27+02:00", "utc": "1992-10-30T16:37:27Z", "ms": 720463047283.4958 }, "end": { "local": "1992-10-31T20:02:07+02:00", "utc": "1992-10-31T18:02:07Z", "ms": 720554526753.4805 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-10-30T18:37:27+02:00", "utc": "1992-10-30T16:37:27Z", "ms": 720463047283.4958 }, "end": { "local": "1992-10-31T20:02:07+02:00", "utc": "1992-10-31T18:02:07Z", "ms": 720554526753.4805 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-10-30", "window": { "start": { "local": "1992-10-30T11:14:39+02:00", "utc": "1992-10-30T09:14:39Z", "ms": 720436479348.9036 }, "end": { "local": "1992-10-30T12:02:39+02:00", "utc": "1992-10-30T10:02:39Z", "ms": 720439359348.9036 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-10-31", "window": { "start": { "local": "1992-10-31T11:14:37+02:00", "utc": "1992-10-31T09:14:37Z", "ms": 720522877029.8649 }, "end": { "local": "1992-10-31T12:02:37+02:00", "utc": "1992-10-31T10:02:37Z", "ms": 720525757029.8649 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:37 on Fri 30 Oct to 20:02 on Sat 31 Oct.", "fact": "1992-10-30T16:37:27Z → 1992-10-31T18:02:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 30th, 11:15–12:03 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23688 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Giza, 1992: Saturday 31 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-10-31", "confidence": "determinate" } ], "quote": "In Giza, Sūrya Ṣaṣṭhī (Chhath) 1992 falls on Saturday 31 October. Ṣaṣṭhī runs from 18:37 on Fri 30 Oct to 20:02 on Sat 31 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35955, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1992-11-01T22:01:51+02:00", "utc": "1992-11-01T20:01:51Z", "ms": 720648110707.1953 }, "end": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-01T22:01:51+02:00", "utc": "1992-11-01T20:01:51Z", "ms": 720648110707.1953 }, "end": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-01", "window": { "start": { "local": "1992-11-01T11:14:35+02:00", "utc": "1992-11-01T09:14:35Z", "ms": 720609275489.834 }, "end": { "local": "1992-11-01T12:02:35+02:00", "utc": "1992-11-01T10:02:35Z", "ms": 720612155489.834 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-11-02", "window": { "start": { "local": "1992-11-02T11:14:35+02:00", "utc": "1992-11-02T09:14:35Z", "ms": 720695674737.2949 }, "end": { "local": "1992-11-02T12:02:35+02:00", "utc": "1992-11-02T10:02:35Z", "ms": 720698554737.2949 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 22:02 on Sun 1 Nov to 00:25 on Tue 3 Nov.", "fact": "1992-11-01T20:01:51Z → 1992-11-02T22:24:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 1st, 11:15–12:03 on the 2nd.", "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 1st and 48 of 48 on the 2nd.", "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 35955 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Giza, 1992: Monday 2 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": "1992-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-02", "confidence": "determinate" } ], "quote": "In Giza, Gopāṣṭamī 1992 falls on Monday 2 November. Aṣṭamī runs from 22:02 on Sun 1 Nov to 00:25 on Tue 3 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11725, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 }, "end": { "local": "1992-11-04T02:56:16+02:00", "utc": "1992-11-04T00:56:16Z", "ms": 720838575864.1434 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 }, "end": { "local": "1992-11-04T02:56:16+02:00", "utc": "1992-11-04T00:56:16Z", "ms": 720838575864.1434 } }, "kaala": "purvahna", "days": [ { "local_date": "1992-11-03", "window": { "start": { "local": "1992-11-03T06:10:54+02:00", "utc": "1992-11-03T04:10:54Z", "ms": 720763854438.1843 }, "end": { "local": "1992-11-03T09:49:21+02:00", "utc": "1992-11-03T07:49:21Z", "ms": 720776961333.0973 } }, "covered_min": 218, "window_min": 218, "qualifies": true }, { "local_date": "1992-11-04", "window": { "start": { "local": "1992-11-04T06:11:41+02:00", "utc": "1992-11-04T04:11:41Z", "ms": 720850301219.8352 }, "end": { "local": "1992-11-04T09:49:37+02:00", "utc": "1992-11-04T07:49:37Z", "ms": 720863377491.7716 } }, "covered_min": 0, "window_min": 218, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 00:25 on Tue 3 Nov to 02:56 on Wed 4 Nov.", "fact": "1992-11-02T22:24:38Z → 1992-11-04T00:56:16Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:11–09:49 on the 3rd, 06:12–09:50 on the 4th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 218 of 218 minutes on the 3rd and 0 of 218 on the 4th.", "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 11725 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Giza, 1992: Tuesday 3 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akshaya-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-03", "confidence": "determinate" } ], "quote": "In Giza, Akṣaya Navamī (Amla Navami) 1992 falls on Tuesday 3 November. Navamī runs from 00:25 on Tue 3 Nov to 02:56 on Wed 4 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29900, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 }, "end": { "local": "1992-11-04T02:56:16+02:00", "utc": "1992-11-04T00:56:16Z", "ms": 720838575864.1434 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-03T00:24:38+02:00", "utc": "1992-11-02T22:24:38Z", "ms": 720743077550.2859 }, "end": { "local": "1992-11-04T02:56:16+02:00", "utc": "1992-11-04T00:56:16Z", "ms": 720838575864.1434 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-03", "window": { "start": { "local": "1992-11-03T11:14:35+02:00", "utc": "1992-11-03T09:14:35Z", "ms": 720782074780.5537 }, "end": { "local": "1992-11-03T12:02:35+02:00", "utc": "1992-11-03T10:02:35Z", "ms": 720784954780.5537 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-11-04", "window": { "start": { "local": "1992-11-04T11:14:36+02:00", "utc": "1992-11-04T09:14:36Z", "ms": 720868475627.7397 }, "end": { "local": "1992-11-04T12:02:36+02:00", "utc": "1992-11-04T10:02:36Z", "ms": 720871355627.7397 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 00:25 on Tue 3 Nov to 02:56 on Wed 4 Nov.", "fact": "1992-11-02T22:24:38Z → 1992-11-04T00:56:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 3rd, 11:15–12:03 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 29900 s" }, { "step": "ruling", "text": "Durgā Navamī, Giza, 1992: Tuesday 3 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": "1992-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-03", "confidence": "determinate" } ], "quote": "In Giza, Durgā Navamī 1992 falls on Tuesday 3 November. Navamī runs from 00:25 on Tue 3 Nov to 02:56 on Wed 4 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-11-06", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2990, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-11-05T05:22:38+02:00", "utc": "1992-11-05T03:22:38Z", "ms": 720933757982.7682 }, "end": { "local": "1992-11-06T07:31:45+02:00", "utc": "1992-11-06T05:31:45Z", "ms": 721027904885.1343 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-05T05:22:38+02:00", "utc": "1992-11-05T03:22:38Z", "ms": 720933757982.7682 }, "end": { "local": "1992-11-06T07:31:45+02:00", "utc": "1992-11-06T05:31:45Z", "ms": 721027904885.1343 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-11-05", "window": { "start": { "local": "1992-11-05T06:12:28+02:00", "utc": "1992-11-05T04:12:28Z", "ms": 720936748324.7714 }, "end": { "local": "1992-11-05T06:12:28+02:00", "utc": "1992-11-05T04:12:28Z", "ms": 720936748324.7714 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-11-06", "window": { "start": { "local": "1992-11-06T06:13:16+02:00", "utc": "1992-11-06T04:13:16Z", "ms": 721023195741.6378 }, "end": { "local": "1992-11-06T06:13:16+02:00", "utc": "1992-11-06T04:13:16Z", "ms": 721023195741.6378 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:23 on Thu 5 Nov to 07:32 on Fri 6 Nov.", "fact": "1992-11-05T03:22:38Z → 1992-11-06T05:31:45Z" }, { "step": "kaala", "text": "Sunrise is at 06:12 on the 5th and 06:13 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both sunrises qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 2990 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Giza, 1992: Friday 6 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": "1992-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-06", "confidence": "determinate" } ], "quote": "In Giza, Prabodhinī Ekādaśī 1992 falls on Friday 6 November. Ekādaśī runs from 05:23 on Thu 5 Nov to 07:32 on Fri 6 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-11-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-11-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23681, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-11-07T09:15:06+02:00", "utc": "1992-11-07T07:15:06Z", "ms": 721120506242.924 }, "end": { "local": "1992-11-08T10:28:02+02:00", "utc": "1992-11-08T08:28:02Z", "ms": 721211282234.2166 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-07T09:15:06+02:00", "utc": "1992-11-07T07:15:06Z", "ms": 721120506242.924 }, "end": { "local": "1992-11-08T10:28:02+02:00", "utc": "1992-11-08T08:28:02Z", "ms": 721211282234.2166 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-11-07", "window": { "start": { "local": "1992-11-07T17:03:23+02:00", "utc": "1992-11-07T15:03:23Z", "ms": 721148602681.3638 }, "end": { "local": "1992-11-07T18:48:55+02:00", "utc": "1992-11-07T16:48:55Z", "ms": 721154934518.8975 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1992-11-08", "window": { "start": { "local": "1992-11-08T17:02:43+02:00", "utc": "1992-11-08T15:02:43Z", "ms": 721234962953.8901 }, "end": { "local": "1992-11-08T18:48:27+02:00", "utc": "1992-11-08T16:48:27Z", "ms": 721241306525.5867 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:15 on Sat 7 Nov to 10:28 on Sun 8 Nov.", "fact": "1992-11-07T07:15:06Z → 1992-11-08T08:28:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:03–18:49 on the 7th, 17:03–18:48 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 106 of 106 minutes on the 7th and 0 of 106 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23681 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Saturday 7 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": "1992-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-07", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Saturday 7 November. Trayodaśī runs from 09:15 on Sat 7 Nov to 10:28 on Sun 8 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-11-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-09", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 308, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-11-09T11:09:17+02:00", "utc": "1992-11-09T09:09:17Z", "ms": 721300157183.5295 }, "end": { "local": "1992-11-10T11:20:06+02:00", "utc": "1992-11-10T09:20:06Z", "ms": 721387206490.3314 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-09T11:09:17+02:00", "utc": "1992-11-09T09:09:17Z", "ms": 721300157183.5295 }, "end": { "local": "1992-11-10T11:20:06+02:00", "utc": "1992-11-10T09:20:06Z", "ms": 721387206490.3314 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-09", "window": { "start": { "local": "1992-11-09T11:14:52+02:00", "utc": "1992-11-09T09:14:52Z", "ms": 721300492186.9595 }, "end": { "local": "1992-11-09T12:02:52+02:00", "utc": "1992-11-09T10:02:52Z", "ms": 721303372186.9595 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-11-10", "window": { "start": { "local": "1992-11-10T11:14:58+02:00", "utc": "1992-11-10T09:14:58Z", "ms": 721386898011.8842 }, "end": { "local": "1992-11-10T12:02:58+02:00", "utc": "1992-11-10T10:02:58Z", "ms": 721389778011.8842 } }, "covered_min": 5, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:09 on Mon 9 Nov to 11:20 on Tue 10 Nov.", "fact": "1992-11-09T09:09:17Z → 1992-11-10T09:20:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 9th, 11:15–12:03 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 9th and 5 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 308 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Giza, 1992: Monday 9 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1992-11-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-09", "confidence": "boundary" } ], "quote": "In Giza, Kārtikī Pūrṇimā 1992 falls on Monday 9 November. Pūrṇimā runs from 11:09 on Mon 9 Nov to 11:20 on Tue 10 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 5 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/giza/festivals/1992/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": "/giza/festivals/1992/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39966, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-11-09T11:09:17+02:00", "utc": "1992-11-09T09:09:17Z", "ms": 721300157183.5295 }, "end": { "local": "1992-11-10T11:20:06+02:00", "utc": "1992-11-10T09:20:06Z", "ms": 721387206490.3314 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1992-11-09T11:09:17+02:00", "utc": "1992-11-09T09:09:17Z", "ms": 721300157183.5295 }, "end": { "local": "1992-11-10T11:20:06+02:00", "utc": "1992-11-10T09:20:06Z", "ms": 721387206490.3314 } }, "kaala": "nishita", "days": [ { "local_date": "1992-11-08", "window": { "start": { "local": "1992-11-08T23:15:11+02:00", "utc": "1992-11-08T21:15:11Z", "ms": 721257311347.752 }, "end": { "local": "1992-11-09T00:03:11+02:00", "utc": "1992-11-08T22:03:11Z", "ms": 721260191347.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-11-09", "window": { "start": { "local": "1992-11-09T23:15:16+02:00", "utc": "1992-11-09T21:15:16Z", "ms": 721343716456.6262 }, "end": { "local": "1992-11-10T00:03:16+02:00", "utc": "1992-11-09T22:03:16Z", "ms": 721346596456.6262 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:09 on Mon 9 Nov to 11:20 on Tue 10 Nov.", "fact": "1992-11-09T09:09:17Z → 1992-11-10T09:20:06Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:15–00:03 on the 8th, 23:15–00:03 on the 9th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during niśītha. It covers 0 of 48 minutes on the 8th and 48 of 48 on the 9th.", "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 39966 s" }, { "step": "ruling", "text": "Rāsayātrā, Giza, 1992: Monday 9 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": "1992-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-09", "confidence": "determinate" } ], "quote": "In Giza, Rāsayātrā 1992 falls on Monday 9 November. Pūrṇimā runs from 11:09 on Mon 9 Nov to 11:20 on Tue 10 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-11-13", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37378, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-11-13T09:20:31+02:00", "utc": "1992-11-13T07:20:31Z", "ms": 721639230561.0164 }, "end": { "local": "1992-11-14T08:01:07+02:00", "utc": "1992-11-14T06:01:07Z", "ms": 721720866705.3663 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-13T09:20:31+02:00", "utc": "1992-11-13T07:20:31Z", "ms": 721639230561.0164 }, "end": { "local": "1992-11-14T08:01:07+02:00", "utc": "1992-11-14T06:01:07Z", "ms": 721720866705.3663 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-11-13", "window": { "start": { "local": "1992-11-13T19:43:28+02:00", "utc": "1992-11-13T17:43:28Z", "ms": 721676608192.7186 }, "end": { "local": "1992-11-13T19:43:28+02:00", "utc": "1992-11-13T17:43:28Z", "ms": 721676608192.7186 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-11-14", "window": { "start": { "local": "1992-11-14T20:46:51+02:00", "utc": "1992-11-14T18:46:51Z", "ms": 721766810621.3627 }, "end": { "local": "1992-11-14T20:46:51+02:00", "utc": "1992-11-14T18:46:51Z", "ms": 721766810621.3627 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:21 on Fri 13 Nov to 08:01 on Sat 14 Nov.", "fact": "1992-11-13T07:20:31Z → 1992-11-14T06:01:07Z" }, { "step": "kaala", "text": "Moonrise is at 19:43 on the 13th and 20:47 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37378 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Friday 13 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": "1992-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-13", "confidence": "determinate" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Friday 13 November. Caturthī runs from 09:21 on Fri 13 Nov to 08:01 on Sat 14 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-11-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-11-20", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37048, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-11-19T20:07:16+02:00", "utc": "1992-11-19T18:07:16Z", "ms": 722196435863.4341 }, "end": { "local": "1992-11-20T17:54:03+02:00", "utc": "1992-11-20T15:54:03Z", "ms": 722274843252.3235 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-19T20:07:16+02:00", "utc": "1992-11-19T18:07:16Z", "ms": 722196435863.4341 }, "end": { "local": "1992-11-20T17:54:03+02:00", "utc": "1992-11-20T15:54:03Z", "ms": 722274843252.3235 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-11-20", "window": { "start": { "local": "1992-11-20T06:24:44+02:00", "utc": "1992-11-20T04:24:44Z", "ms": 722233484028.9712 }, "end": { "local": "1992-11-20T06:24:44+02:00", "utc": "1992-11-20T04:24:44Z", "ms": 722233484028.9712 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-11-21", "window": { "start": { "local": "1992-11-21T06:25:34+02:00", "utc": "1992-11-21T04:25:34Z", "ms": 722319934104.7958 }, "end": { "local": "1992-11-21T06:25:34+02:00", "utc": "1992-11-21T04:25:34Z", "ms": 722319934104.7958 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:07 on Thu 19 Nov to 17:54 on Fri 20 Nov.", "fact": "1992-11-19T18:07:16Z → 1992-11-20T15:54:03Z" }, { "step": "kaala", "text": "Sunrise is at 06:25 on the 20th and 06:26 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 20th and is not on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37048 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Giza, 1992: Friday 20 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": "1992-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-20", "confidence": "determinate" } ], "quote": "In Giza, Utpannā Ekādaśī 1992 falls on Friday 20 November. Ekādaśī runs from 20:07 on Thu 19 Nov to 17:54 on Fri 20 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-11-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-11-21", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4116, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-11-21T15:47:47+02:00", "utc": "1992-11-21T13:47:47Z", "ms": 722353667223.4705 }, "end": { "local": "1992-11-22T13:54:20+02:00", "utc": "1992-11-22T11:54:20Z", "ms": 722433260499.8683 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-21T15:47:47+02:00", "utc": "1992-11-21T13:47:47Z", "ms": 722353667223.4705 }, "end": { "local": "1992-11-22T13:54:20+02:00", "utc": "1992-11-22T11:54:20Z", "ms": 722433260499.8683 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-11-21", "window": { "start": { "local": "1992-11-21T16:56:23+02:00", "utc": "1992-11-21T14:56:23Z", "ms": 722357783439.4824 }, "end": { "local": "1992-11-21T18:44:24+02:00", "utc": "1992-11-21T16:44:24Z", "ms": 722364263533.6617 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1992-11-22", "window": { "start": { "local": "1992-11-22T16:56:06+02:00", "utc": "1992-11-22T14:56:06Z", "ms": 722444165515.3854 }, "end": { "local": "1992-11-22T18:44:15+02:00", "utc": "1992-11-22T16:44:15Z", "ms": 722450654661.8088 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:48 on Sat 21 Nov to 13:54 on Sun 22 Nov.", "fact": "1992-11-21T13:47:47Z → 1992-11-22T11:54:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:56–18:44 on the 21st, 16:56–18:44 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 21st and 0 of 108 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4116 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Saturday 21 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": "1992-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-21", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Saturday 21 November. Trayodaśī runs from 15:48 on Sat 21 Nov to 13:54 on Sun 22 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-11-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-11-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33799, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-11-22T13:54:20+02:00", "utc": "1992-11-22T11:54:20Z", "ms": 722433260499.8683 }, "end": { "local": "1992-11-23T12:20:03+02:00", "utc": "1992-11-23T10:20:03Z", "ms": 722514003161.0402 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-22T13:54:20+02:00", "utc": "1992-11-22T11:54:20Z", "ms": 722433260499.8683 }, "end": { "local": "1992-11-23T12:20:03+02:00", "utc": "1992-11-23T10:20:03Z", "ms": 722514003161.0402 } }, "kaala": "nishita", "days": [ { "local_date": "1992-11-22", "window": { "start": { "local": "1992-11-22T23:17:40+02:00", "utc": "1992-11-22T21:17:40Z", "ms": 722467059814.4733 }, "end": { "local": "1992-11-23T00:05:40+02:00", "utc": "1992-11-22T22:05:40Z", "ms": 722469939814.4733 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-11-23", "window": { "start": { "local": "1992-11-23T23:17:57+02:00", "utc": "1992-11-23T21:17:57Z", "ms": 722553476618.9058 }, "end": { "local": "1992-11-24T00:05:57+02:00", "utc": "1992-11-23T22:05:57Z", "ms": 722556356618.9058 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:54 on Sun 22 Nov to 12:20 on Mon 23 Nov.", "fact": "1992-11-22T11:54:20Z → 1992-11-23T10:20:03Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:18–00:06 on the 22nd, 23:18–00:06 on the 23rd.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33799 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Sunday 22 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": "1992-11-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-22", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Sunday 22 November. Caturdaśī runs from 13:54 on Sun 22 Nov to 12:20 on Mon 23 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-11-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-11-27", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-27", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 528, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-11-27T11:09:59+02:00", "utc": "1992-11-27T09:09:59Z", "ms": 722855398659.3549 }, "end": { "local": "1992-11-28T12:25:31+02:00", "utc": "1992-11-28T10:25:31Z", "ms": 722946330893.6185 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-27T11:09:59+02:00", "utc": "1992-11-27T09:09:59Z", "ms": 722855398659.3549 }, "end": { "local": "1992-11-28T12:25:31+02:00", "utc": "1992-11-28T10:25:31Z", "ms": 722946330893.6185 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-27", "window": { "start": { "local": "1992-11-27T11:18:47+02:00", "utc": "1992-11-27T09:18:47Z", "ms": 722855926802.0061 }, "end": { "local": "1992-11-27T12:06:47+02:00", "utc": "1992-11-27T10:06:47Z", "ms": 722858806802.0061 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-11-28", "window": { "start": { "local": "1992-11-28T11:19:07+02:00", "utc": "1992-11-28T09:19:07Z", "ms": 722942347397.967 }, "end": { "local": "1992-11-28T12:07:07+02:00", "utc": "1992-11-28T10:07:07Z", "ms": 722945227397.967 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:10 on Fri 27 Nov to 12:26 on Sat 28 Nov.", "fact": "1992-11-27T09:09:59Z → 1992-11-28T10:25:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:19–12:07 on the 27th, 11:19–12:07 on the 28th.", "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 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 528 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Friday 27 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1992-11-27", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-28", "confidence": "boundary" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Friday 27 November. Caturthī runs from 11:10 on Fri 27 Nov to 12:26 on Sat 28 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-11-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1103, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1992-11-28T12:25:31+02:00", "utc": "1992-11-28T10:25:31Z", "ms": 722946330893.6185 }, "end": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-28T12:25:31+02:00", "utc": "1992-11-28T10:25:31Z", "ms": 722946330893.6185 }, "end": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-28", "window": { "start": { "local": "1992-11-28T11:19:07+02:00", "utc": "1992-11-28T09:19:07Z", "ms": 722942347397.967 }, "end": { "local": "1992-11-28T12:07:07+02:00", "utc": "1992-11-28T10:07:07Z", "ms": 722945227397.967 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-11-29", "window": { "start": { "local": "1992-11-29T11:19:29+02:00", "utc": "1992-11-29T09:19:29Z", "ms": 723028768680.2621 }, "end": { "local": "1992-11-29T12:07:29+02:00", "utc": "1992-11-29T10:07:29Z", "ms": 723031648680.2621 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 12:26 on Sat 28 Nov to 14:15 on Sun 29 Nov.", "fact": "1992-11-28T10:25:31Z → 1992-11-29T12:15:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:19–12:07 on the 28th, 11:19–12:07 on the 29th.", "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 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1103 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Giza, 1992: Sunday 29 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-11-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-29", "confidence": "determinate" } ], "quote": "In Giza, Nāga Pañcamī (Mārgaśīrṣa) 1992 falls on Sunday 29 November. Pañcamī runs from 12:26 on Sat 28 Nov to 14:15 on Sun 29 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7661, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 }, "end": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 }, "end": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-29", "window": { "start": { "local": "1992-11-29T11:19:29+02:00", "utc": "1992-11-29T09:19:29Z", "ms": 723028768680.2621 }, "end": { "local": "1992-11-29T12:07:29+02:00", "utc": "1992-11-29T10:07:29Z", "ms": 723031648680.2621 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-11-30", "window": { "start": { "local": "1992-11-30T11:19:51+02:00", "utc": "1992-11-30T09:19:51Z", "ms": 723115190627.6606 }, "end": { "local": "1992-11-30T12:07:51+02:00", "utc": "1992-11-30T10:07:51Z", "ms": 723118070627.6606 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:15 on Sun 29 Nov to 16:31 on Mon 30 Nov.", "fact": "1992-11-29T12:15:10Z → 1992-11-30T14:30:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:19–12:07 on the 29th, 11:20–12:08 on the 30th.", "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 29th and 48 of 48 on the 30th.", "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 7661 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Giza, 1992: Monday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-30", "confidence": "determinate" } ], "quote": "In Giza, Campā Ṣaṣṭhī 1992 falls on Monday 30 November. Ṣaṣṭhī runs from 14:15 on Sun 29 Nov to 16:31 on Mon 30 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7661, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 }, "end": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-29T14:15:10+02:00", "utc": "1992-11-29T12:15:10Z", "ms": 723039309628.331 }, "end": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-29", "window": { "start": { "local": "1992-11-29T11:19:29+02:00", "utc": "1992-11-29T09:19:29Z", "ms": 723028768680.2621 }, "end": { "local": "1992-11-29T12:07:29+02:00", "utc": "1992-11-29T10:07:29Z", "ms": 723031648680.2621 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-11-30", "window": { "start": { "local": "1992-11-30T11:19:51+02:00", "utc": "1992-11-30T09:19:51Z", "ms": 723115190627.6606 }, "end": { "local": "1992-11-30T12:07:51+02:00", "utc": "1992-11-30T10:07:51Z", "ms": 723118070627.6606 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:15 on Sun 29 Nov to 16:31 on Mon 30 Nov.", "fact": "1992-11-29T12:15:10Z → 1992-11-30T14:30:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:19–12:07 on the 29th, 11:20–12:08 on the 30th.", "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 29th and 48 of 48 on the 30th.", "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 7661 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Giza, 1992: Monday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-11-30", "confidence": "determinate" } ], "quote": "In Giza, Skanda Ṣaṣṭhī 1992 falls on Monday 30 November. Ṣaṣṭhī runs from 14:15 on Sun 29 Nov to 16:31 on Mon 30 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15778, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 }, "end": { "local": "1992-12-01T19:00:51+02:00", "utc": "1992-12-01T17:00:51Z", "ms": 723229251291.1781 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-11-30T16:30:49+02:00", "utc": "1992-11-30T14:30:49Z", "ms": 723133848823.8256 }, "end": { "local": "1992-12-01T19:00:51+02:00", "utc": "1992-12-01T17:00:51Z", "ms": 723229251291.1781 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-11-30", "window": { "start": { "local": "1992-11-30T11:19:51+02:00", "utc": "1992-11-30T09:19:51Z", "ms": 723115190627.6606 }, "end": { "local": "1992-11-30T12:07:51+02:00", "utc": "1992-11-30T10:07:51Z", "ms": 723118070627.6606 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-12-01", "window": { "start": { "local": "1992-12-01T11:20:13+02:00", "utc": "1992-12-01T09:20:13Z", "ms": 723201613218.533 }, "end": { "local": "1992-12-01T12:08:13+02:00", "utc": "1992-12-01T10:08:13Z", "ms": 723204493218.533 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 16:31 on Mon 30 Nov to 19:01 on Tue 1 Dec.", "fact": "1992-11-30T14:30:49Z → 1992-12-01T17:00:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:20–12:08 on the 30th, 11:20–12:08 on the 1st.", "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 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 15778 s" }, { "step": "ruling", "text": "Mitra Saptamī, Giza, 1992: Tuesday 1 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": "1992-12-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-01", "confidence": "determinate" } ], "quote": "In Giza, Mitra Saptamī 1992 falls on Tuesday 1 December. Saptamī runs from 16:31 on Mon 30 Nov to 19:01 on Tue 1 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/ekadashi?on=1992-12-05", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13199, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-12-05T01:40:22+02:00", "utc": "1992-12-04T23:40:22Z", "ms": 723512422062.1927 }, "end": { "local": "1992-12-06T02:57:39+02:00", "utc": "1992-12-06T00:57:39Z", "ms": 723603459180.6444 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-05T01:40:22+02:00", "utc": "1992-12-04T23:40:22Z", "ms": 723512422062.1927 }, "end": { "local": "1992-12-06T02:57:39+02:00", "utc": "1992-12-06T00:57:39Z", "ms": 723603459180.6444 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-12-05", "window": { "start": { "local": "1992-12-05T06:36:53+02:00", "utc": "1992-12-05T04:36:53Z", "ms": 723530212744.2961 }, "end": { "local": "1992-12-05T06:36:53+02:00", "utc": "1992-12-05T04:36:53Z", "ms": 723530212744.2961 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-12-06", "window": { "start": { "local": "1992-12-06T06:37:38+02:00", "utc": "1992-12-06T04:37:38Z", "ms": 723616657923.6395 }, "end": { "local": "1992-12-06T06:37:38+02:00", "utc": "1992-12-06T04:37:38Z", "ms": 723616657923.6395 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:40 on Sat 5 Dec to 02:58 on Sun 6 Dec.", "fact": "1992-12-04T23:40:22Z → 1992-12-06T00:57:39Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 5th and 06:38 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13199 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Giza, 1992: Saturday 5 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": "1992-12-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-05", "confidence": "determinate" } ], "quote": "In Giza, Mokṣadā Ekādaśī 1992 falls on Saturday 5 December. Ekādaśī runs from 01:40 on Sat 5 Dec to 02:58 on Sun 6 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-12-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28014, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1992-12-06T02:57:39+02:00", "utc": "1992-12-06T00:57:39Z", "ms": 723603459180.6444 }, "end": { "local": "1992-12-07T03:35:47+02:00", "utc": "1992-12-07T01:35:47Z", "ms": 723692146665.7258 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-06T02:57:39+02:00", "utc": "1992-12-06T00:57:39Z", "ms": 723603459180.6444 }, "end": { "local": "1992-12-07T03:35:47+02:00", "utc": "1992-12-07T01:35:47Z", "ms": 723692146665.7258 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-12-06", "window": { "start": { "local": "1992-12-06T11:22:15+02:00", "utc": "1992-12-06T09:22:15Z", "ms": 723633735032.7876 }, "end": { "local": "1992-12-06T12:10:15+02:00", "utc": "1992-12-06T10:10:15Z", "ms": 723636615032.7876 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-12-07", "window": { "start": { "local": "1992-12-07T11:22:41+02:00", "utc": "1992-12-07T09:22:41Z", "ms": 723720161003.1692 }, "end": { "local": "1992-12-07T12:10:41+02:00", "utc": "1992-12-07T10:10:41Z", "ms": 723723041003.1692 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 02:58 on Sun 6 Dec to 03:36 on Mon 7 Dec.", "fact": "1992-12-06T00:57:39Z → 1992-12-07T01:35:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 6th, 11:23–12:11 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28014 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Giza, 1992: Sunday 6 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": "1992-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-06", "confidence": "determinate" } ], "quote": "In Giza, Akhaṇḍa Dvādaśī 1992 falls on Sunday 6 December. Dvādaśī runs from 02:58 on Sun 6 Dec to 03:36 on Mon 7 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/pradosha-vrata?on=1992-12-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31736, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-12-07T03:35:47+02:00", "utc": "1992-12-07T01:35:47Z", "ms": 723692146665.7258 }, "end": { "local": "1992-12-08T03:33:48+02:00", "utc": "1992-12-08T01:33:48Z", "ms": 723778428092.1163 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-07T03:35:47+02:00", "utc": "1992-12-07T01:35:47Z", "ms": 723692146665.7258 }, "end": { "local": "1992-12-08T03:33:48+02:00", "utc": "1992-12-08T01:33:48Z", "ms": 723778428092.1163 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-12-06", "window": { "start": { "local": "1992-12-06T16:54:52+02:00", "utc": "1992-12-06T14:54:52Z", "ms": 723653692141.9358 }, "end": { "local": "1992-12-06T18:44:40+02:00", "utc": "1992-12-06T16:44:40Z", "ms": 723660280181.6062 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "1992-12-07", "window": { "start": { "local": "1992-12-07T16:55:00+02:00", "utc": "1992-12-07T14:55:00Z", "ms": 723740099566.8745 }, "end": { "local": "1992-12-07T18:44:52+02:00", "utc": "1992-12-07T16:44:52Z", "ms": 723746692458.1464 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:36 on Mon 7 Dec to 03:34 on Tue 8 Dec.", "fact": "1992-12-07T01:35:47Z → 1992-12-08T01:33:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:55–18:45 on the 6th, 16:55–18:45 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 110 minutes on the 6th and 110 of 110 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31736 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Giza, 1992: Monday 7 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": "1992-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-07", "confidence": "determinate" } ], "quote": "In Giza, Śukla Pradoṣa Vrata 1992 falls on Monday 7 December. Trayodaśī runs from 03:36 on Mon 7 Dec to 03:34 on Tue 8 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-12-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24919, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1992-12-09T02:53:56+02:00", "utc": "1992-12-09T00:53:56Z", "ms": 723862436436.4568 }, "end": { "local": "1992-12-10T01:40:40+02:00", "utc": "1992-12-09T23:40:40Z", "ms": 723944440421.2375 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-09T02:53:56+02:00", "utc": "1992-12-09T00:53:56Z", "ms": 723862436436.4568 }, "end": { "local": "1992-12-10T01:40:40+02:00", "utc": "1992-12-09T23:40:40Z", "ms": 723944440421.2375 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-12-08", "window": { "start": { "local": "1992-12-08T16:55:09+02:00", "utc": "1992-12-08T14:55:09Z", "ms": 723826508655.4467 }, "end": { "local": "1992-12-08T18:45:06+02:00", "utc": "1992-12-08T16:45:06Z", "ms": 723833106077.3605 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "1992-12-09", "window": { "start": { "local": "1992-12-09T16:55:19+02:00", "utc": "1992-12-09T14:55:19Z", "ms": 723912919398.3444 }, "end": { "local": "1992-12-09T18:45:21+02:00", "utc": "1992-12-09T16:45:21Z", "ms": 723919521025.9662 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 02:54 on Wed 9 Dec to 01:41 on Thu 10 Dec.", "fact": "1992-12-09T00:53:56Z → 1992-12-09T23:40:40Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:55–18:45 on the 8th, 16:55–18:45 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 110 minutes on the 8th and 110 of 110 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: unstated → only-day · margin 24919 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Giza, 1992: Wednesday 9 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": "1992-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-09", "confidence": "determinate" } ], "quote": "In Giza, Dattātreyotpatti (Datta Jayanti) 1992 falls on Wednesday 9 December. Pūrṇimā runs from 02:54 on Wed 9 Dec to 01:41 on Thu 10 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/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": "/giza/festivals/1992/sankashta-chaturthi?on=1992-12-12", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-12", "confidence": "boundary", "boundary_reasons": [ "margin", "absent-unstated" ], "boundary_margin_s": 24, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-12-12T19:42:08+02:00", "utc": "1992-12-12T17:42:08Z", "ms": 724182127928.5828 }, "end": { "local": "1992-12-13T17:18:21+02:00", "utc": "1992-12-13T15:18:21Z", "ms": 724259900843.5626 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-12T19:42:08+02:00", "utc": "1992-12-12T17:42:08Z", "ms": 724182127928.5828 }, "end": { "local": "1992-12-13T17:18:21+02:00", "utc": "1992-12-13T15:18:21Z", "ms": 724259900843.5626 } }, "kaala": "moonrise", "days": [ { "local_date": "1992-12-12", "window": { "start": { "local": "1992-12-12T19:41:44+02:00", "utc": "1992-12-12T17:41:44Z", "ms": 724182104398.7429 }, "end": { "local": "1992-12-12T19:41:44+02:00", "utc": "1992-12-12T17:41:44Z", "ms": 724182104398.7429 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1992-12-13", "window": { "start": { "local": "1992-12-13T20:48:23+02:00", "utc": "1992-12-13T18:48:23Z", "ms": 724272503373.7878 }, "end": { "local": "1992-12-13T20:48:23+02:00", "utc": "1992-12-13T18:48:23Z", "ms": 724272503373.7878 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:42 on Sat 12 Dec to 17:18 on Sun 13 Dec.", "fact": "1992-12-12T17:42:08Z → 1992-12-13T15:18:21Z" }, { "step": "kaala", "text": "Moonrise is at 19:42 on the 12th and 20:48 on the 13th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 12th and is not on the 13th.", "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 24 s < 300 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Giza, 1992: Saturday 12 December.", "fact": "confidence: boundary (margin, absent-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1992-12-12", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-12", "confidence": "boundary" } ], "quote": "In Giza, Saṅkaṣṭa Caturthī 1992 falls on Saturday 12 December. Caturthī runs from 19:42 on Sat 12 Dec to 17:18 on Sun 13 Dec, and is current at moonrise on neither day. It is 0 min 24 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/giza/festivals/1992/sankashta-chaturthi?on=1992-12-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/ekadashi?on=1992-12-19", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6776, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1992-12-19T04:53:14+02:00", "utc": "1992-12-19T02:53:14Z", "ms": 724733594198.2816 }, "end": { "local": "1992-12-20T03:40:49+02:00", "utc": "1992-12-20T01:40:49Z", "ms": 724815648585.7054 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-19T04:53:14+02:00", "utc": "1992-12-19T02:53:14Z", "ms": 724733594198.2816 }, "end": { "local": "1992-12-20T03:40:49+02:00", "utc": "1992-12-20T01:40:49Z", "ms": 724815648585.7054 } }, "kaala": "sunrise", "days": [ { "local_date": "1992-12-19", "window": { "start": { "local": "1992-12-19T06:46:11+02:00", "utc": "1992-12-19T04:46:11Z", "ms": 724740370542.6714 }, "end": { "local": "1992-12-19T06:46:11+02:00", "utc": "1992-12-19T04:46:11Z", "ms": 724740370542.6714 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1992-12-20", "window": { "start": { "local": "1992-12-20T06:46:43+02:00", "utc": "1992-12-20T04:46:43Z", "ms": 724826802853.2015 }, "end": { "local": "1992-12-20T06:46:43+02:00", "utc": "1992-12-20T04:46:43Z", "ms": 724826802853.2015 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:53 on Sat 19 Dec to 03:41 on Sun 20 Dec.", "fact": "1992-12-19T02:53:14Z → 1992-12-20T01:40:49Z" }, { "step": "kaala", "text": "Sunrise is at 06:46 on the 19th and 06:47 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6776 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Giza, 1992: Saturday 19 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": "1992-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-19", "confidence": "determinate" } ], "quote": "In Giza, Saphalā Ekādaśī 1992 falls on Saturday 19 December. Ekādaśī runs from 04:53 on Sat 19 Dec to 03:41 on Sun 20 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/giza/festivals/1992/ekadashi?on=1992-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/pradosha-vrata?on=1992-12-21", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27082, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1992-12-21T02:49:29+02:00", "utc": "1992-12-21T00:49:29Z", "ms": 724898969028.6772 }, "end": { "local": "1992-12-22T02:21:20+02:00", "utc": "1992-12-22T00:21:20Z", "ms": 724983679707.3386 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-21T02:49:29+02:00", "utc": "1992-12-21T00:49:29Z", "ms": 724898969028.6772 }, "end": { "local": "1992-12-22T02:21:20+02:00", "utc": "1992-12-22T00:21:20Z", "ms": 724983679707.3386 } }, "kaala": "pradosha", "days": [ { "local_date": "1992-12-20", "window": { "start": { "local": "1992-12-20T16:59:03+02:00", "utc": "1992-12-20T14:59:03Z", "ms": 724863542751.5339 }, "end": { "local": "1992-12-20T18:49:28+02:00", "utc": "1992-12-20T16:49:28Z", "ms": 724870168244.341 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "1992-12-21", "window": { "start": { "local": "1992-12-21T16:59:32+02:00", "utc": "1992-12-21T14:59:32Z", "ms": 724949972045.2242 }, "end": { "local": "1992-12-21T18:49:58+02:00", "utc": "1992-12-21T16:49:58Z", "ms": 724956597610.7057 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:49 on Mon 21 Dec to 02:21 on Tue 22 Dec.", "fact": "1992-12-21T00:49:29Z → 1992-12-22T00:21:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:59–18:49 on the 20th, 17:00–18:50 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 110 minutes on the 20th and 110 of 110 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27082 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Giza, 1992: Monday 21 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": "1992-12-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-21", "confidence": "determinate" } ], "quote": "In Giza, Kṛṣṇa Pradoṣa Vrata 1992 falls on Monday 21 December. Trayodaśī runs from 02:49 on Mon 21 Dec to 02:21 on Tue 22 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/giza/festivals/1992/pradosha-vrata?on=1992-12-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/shivaratri?on=1992-12-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7220, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1992-12-22T02:21:20+02:00", "utc": "1992-12-22T00:21:20Z", "ms": 724983679707.3386 }, "end": { "local": "1992-12-23T02:18:27+02:00", "utc": "1992-12-23T00:18:27Z", "ms": 725069907384.368 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-22T02:21:20+02:00", "utc": "1992-12-22T00:21:20Z", "ms": 724983679707.3386 }, "end": { "local": "1992-12-23T02:18:27+02:00", "utc": "1992-12-23T00:18:27Z", "ms": 725069907384.368 } }, "kaala": "nishita", "days": [ { "local_date": "1992-12-21", "window": { "start": { "local": "1992-12-21T23:29:38+02:00", "utc": "1992-12-21T21:29:38Z", "ms": 724973377915.7795 }, "end": { "local": "1992-12-22T00:17:38+02:00", "utc": "1992-12-21T22:17:38Z", "ms": 724976257915.7795 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1992-12-22", "window": { "start": { "local": "1992-12-22T23:30:08+02:00", "utc": "1992-12-22T21:30:08Z", "ms": 725059807515.4055 }, "end": { "local": "1992-12-23T00:18:08+02:00", "utc": "1992-12-22T22:18:08Z", "ms": 725062687515.4055 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:21 on Tue 22 Dec to 02:18 on Wed 23 Dec.", "fact": "1992-12-22T00:21:20Z → 1992-12-23T00:18:27Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:30–00:18 on the 21st, 23:30–00:18 on the 22nd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7220 s" }, { "step": "ruling", "text": "Śivarātri, Giza, 1992: Tuesday 22 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": "1992-12-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-22", "confidence": "determinate" } ], "quote": "In Giza, Śivarātri 1992 falls on Tuesday 22 December. Caturdaśī runs from 02:21 on Tue 22 Dec to 02:18 on Wed 23 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/giza/festivals/1992/shivaratri?on=1992-12-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/giza/festivals/1992/vinayaka-chaturthi?on=1992-12-27", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "360995", "year": 1992, "local_date": "1992-12-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9142, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1992-12-27T06:47:40+02:00", "utc": "1992-12-27T04:47:40Z", "ms": 725431659694.4426 }, "end": { "local": "1992-12-28T09:00:31+02:00", "utc": "1992-12-28T07:00:31Z", "ms": 725526031327.4856 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1992-12-27T06:47:40+02:00", "utc": "1992-12-27T04:47:40Z", "ms": 725431659694.4426 }, "end": { "local": "1992-12-28T09:00:31+02:00", "utc": "1992-12-28T07:00:31Z", "ms": 725526031327.4856 } }, "kaala": "madhyahna", "days": [ { "local_date": "1992-12-27", "window": { "start": { "local": "1992-12-27T11:32:24+02:00", "utc": "1992-12-27T09:32:24Z", "ms": 725448743904.565 }, "end": { "local": "1992-12-27T12:20:24+02:00", "utc": "1992-12-27T10:20:24Z", "ms": 725451623904.565 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1992-12-28", "window": { "start": { "local": "1992-12-28T11:32:54+02:00", "utc": "1992-12-28T09:32:54Z", "ms": 725535173654.6086 }, "end": { "local": "1992-12-28T12:20:54+02:00", "utc": "1992-12-28T10:20:54Z", "ms": 725538053654.6086 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:48 on Sun 27 Dec to 09:01 on Mon 28 Dec.", "fact": "1992-12-27T04:47:40Z → 1992-12-28T07:00:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:32–12:20 on the 27th, 11:33–12:21 on the 28th.", "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 27th and 0 of 48 on the 28th.", "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 9142 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Giza, 1992: Sunday 27 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": "1992-12-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1992-12-27", "confidence": "determinate" } ], "quote": "In Giza, Vināyaka Caturthī 1992 falls on Sunday 27 December. Caturthī runs from 06:48 on Sun 27 Dec to 09:01 on Mon 28 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/giza/festivals/1992/vinayaka-chaturthi?on=1992-12-27", "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" } }