{ "id": "/fuzhou/festivals/1929", "place": { "id": "1810821", "slug": "fuzhou", "name": "Fuzhou", "region": "Fujian, China", "country": "CN", "lat": 26.06139, "lon": 119.30611, "elevation_m": 14, "tz": "Asia/Shanghai" }, "year": 1929, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-01-06", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30614, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-01-05T19:38:52+08:00", "utc": "1929-01-05T11:38:52Z", "ms": -1293452467737.2534 }, "end": { "local": "1929-01-06T22:21:27+08:00", "utc": "1929-01-06T14:21:27Z", "ms": -1293356313429.537 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-05T19:38:52+08:00", "utc": "1929-01-05T11:38:52Z", "ms": -1293452467737.2534 }, "end": { "local": "1929-01-06T22:21:27+08:00", "utc": "1929-01-06T14:21:27Z", "ms": -1293356313429.537 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-01-06", "window": { "start": { "local": "1929-01-06T06:51:30+08:00", "utc": "1929-01-05T22:51:30Z", "ms": -1293412109657.509 }, "end": { "local": "1929-01-06T06:51:30+08:00", "utc": "1929-01-05T22:51:30Z", "ms": -1293412109657.509 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-01-07", "window": { "start": { "local": "1929-01-07T06:51:40+08:00", "utc": "1929-01-06T22:51:40Z", "ms": -1293325699514.576 }, "end": { "local": "1929-01-07T06:51:40+08:00", "utc": "1929-01-06T22:51:40Z", "ms": -1293325699514.576 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:39 on Sat 5 Jan to 22:21 on Sun 6 Jan.", "fact": "1929-01-05T11:38:52Z → 1929-01-06T14:21:27Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 6th and 06:52 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 6th and is not on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30614 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Fuzhou, 1929: Sunday 6 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": "1929-01-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Saphalā Ekādaśī 1929 falls on Sunday 6 January. Ekādaśī runs from 19:39 on Sat 5 Jan to 22:21 on Sun 6 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-01-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-01-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21363, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-01-08T01:09:46+08:00", "utc": "1929-01-07T17:09:46Z", "ms": -1293259814487.183 }, "end": { "local": "1929-01-09T03:52:15+08:00", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-08T01:09:46+08:00", "utc": "1929-01-07T17:09:46Z", "ms": -1293259814487.183 }, "end": { "local": "1929-01-09T03:52:15+08:00", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-01-07", "window": { "start": { "local": "1929-01-07T17:26:18+08:00", "utc": "1929-01-07T09:26:18Z", "ms": -1293287621878.8154 }, "end": { "local": "1929-01-07T19:13:42+08:00", "utc": "1929-01-07T11:13:42Z", "ms": -1293281177738.154 } }, "covered_min": 0, "window_min": 107, "qualifies": false }, { "local_date": "1929-01-08", "window": { "start": { "local": "1929-01-08T17:27:02+08:00", "utc": "1929-01-08T09:27:02Z", "ms": -1293201178173.6245 }, "end": { "local": "1929-01-08T19:14:21+08:00", "utc": "1929-01-08T11:14:21Z", "ms": -1293194738897.2126 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:10 on Tue 8 Jan to 03:52 on Wed 9 Jan.", "fact": "1929-01-07T17:09:46Z → 1929-01-08T19:52:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:26–19:14 on the 7th, 17:27–19:14 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 107 minutes on the 7th and 107 of 107 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 21363 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Tuesday 8 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": "1929-01-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Tuesday 8 January. Trayodaśī runs from 01:10 on Tue 8 Jan to 03:52 on Wed 9 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-01-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-01-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11926, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-01-09T03:52:15+08:00", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "end": { "local": "1929-01-10T06:20:14+08:00", "utc": "1929-01-09T22:20:14Z", "ms": -1293068386052.3955 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-09T03:52:15+08:00", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "end": { "local": "1929-01-10T06:20:14+08:00", "utc": "1929-01-09T22:20:14Z", "ms": -1293068386052.3955 } }, "kaala": "nishita", "days": [ { "local_date": "1929-01-08", "window": { "start": { "local": "1929-01-08T23:45:29+08:00", "utc": "1929-01-08T15:45:29Z", "ms": -1293178470887.0803 }, "end": { "local": "1929-01-09T00:33:29+08:00", "utc": "1929-01-08T16:33:29Z", "ms": -1293175590887.0803 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-01-09", "window": { "start": { "local": "1929-01-09T23:45:54+08:00", "utc": "1929-01-09T15:45:54Z", "ms": -1293092045931.2024 }, "end": { "local": "1929-01-10T00:33:54+08:00", "utc": "1929-01-09T16:33:54Z", "ms": -1293089165931.2024 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:52 on Wed 9 Jan to 06:20 on Thu 10 Jan.", "fact": "1929-01-08T19:52:15Z → 1929-01-09T22:20:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:45–00:33 on the 8th, 23:46–00:34 on the 9th.", "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 8th and 48 of 48 on the 9th.", "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 11926 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Wednesday 9 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": "1929-01-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Wednesday 9 January. Caturdaśī runs from 03:52 on Wed 9 Jan to 06:20 on Thu 10 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-01-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10663, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T09:29:07+08:00", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T17:30:01+08:00", "utc": "1929-01-12T09:30:01Z", "ms": -1292855399147.0352 }, "end": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 }, "end": { "local": "1929-01-14T17:31:32+08:00", "utc": "1929-01-14T09:31:32Z", "ms": -1292682507721.5444 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1929-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 20:28 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 17:31, and the day of the 14th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 10663 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Monday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Fuzhou, 1929: Sunday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-12", "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": "1929-01-12", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Bhogi 1929 falls on Sunday 13 January. It is kept the day before Pongal, which falls on Monday 14 January. The Sun enters Makara at 20:28 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from midnight, or counted from sunrise, as in Orissa, it is 12 January.", "cite": "https://ahargana.org/fuzhou/festivals/1929/bhogi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12690, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T09:29:07+08:00", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "civil-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-13T00:00:00+08:00", "utc": "1929-01-12T16:00:00Z", "ms": -1292832000000 }, "end": { "local": "1929-01-14T00:00:00+08:00", "utc": "1929-01-13T16:00:00Z", "ms": -1292745600000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-14T00:00:00+08:00", "utc": "1929-01-13T16:00:00Z", "ms": -1292745600000 }, "end": { "local": "1929-01-15T00:00:00+08:00", "utc": "1929-01-14T16:00:00Z", "ms": -1292659200000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 20:28 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Fuzhou.", "fact": "civil-day: midnight-to-midnight · Asia/Shanghai" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 13th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 12690 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Fuzhou, 1929: Sunday 13 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": "1929-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1929-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1929-01-14", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Fuzhou, Makara Saṅkrānti 1929 falls on Sunday 13 January. The Sun enters Makara at 20:28 on Sun 13 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 14 January.", "cite": "https://ahargana.org/fuzhou/festivals/1929/makara-sankranti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10663, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T09:29:07+08:00", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T17:30:01+08:00", "utc": "1929-01-12T09:30:01Z", "ms": -1292855399147.0352 }, "end": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 }, "end": { "local": "1929-01-14T17:31:32+08:00", "utc": "1929-01-14T09:31:32Z", "ms": -1292682507721.5444 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 20:28 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 17:31, and the day of the 14th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 10663 s" }, { "step": "ruling", "text": "Pongal, Fuzhou, 1929: Monday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-13", "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": "1929-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Pongal 1929 falls on Monday 14 January. The Sun enters Makara at 20:28 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from midnight, or counted from sunrise, as in Orissa, it is 13 January.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pongal", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10663, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T09:29:07+08:00", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T20:28:30+08:00", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T17:30:01+08:00", "utc": "1929-01-12T09:30:01Z", "ms": -1292855399147.0352 }, "end": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T17:30:46+08:00", "utc": "1929-01-13T09:30:46Z", "ms": -1292768953557.8315 }, "end": { "local": "1929-01-14T17:31:32+08:00", "utc": "1929-01-14T09:31:32Z", "ms": -1292682507721.5444 } }, "covered_min": 1, "window_min": 1441, "qualifies": true } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1929-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 20:28 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 17:31, and the day of the 14th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 10663 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Monday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Fuzhou, 1929: Tuesday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-14", "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": "1929-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Mattu Pongal 1929 falls on Tuesday 15 January. It is kept the day after Pongal, which falls on Monday 14 January. The Sun enters Makara at 20:28 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th. Counted from midnight, or counted from sunrise, as in Orissa, it is 14 January.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mattu-pongal", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-01-15", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-15", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 394, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-01-14T12:29:17+08:00", "utc": "1929-01-14T04:29:17Z", "ms": -1292700642671.0515 }, "end": { "local": "1929-01-15T12:59:55+08:00", "utc": "1929-01-15T04:59:55Z", "ms": -1292612404595.7974 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-14T12:29:17+08:00", "utc": "1929-01-14T04:29:17Z", "ms": -1292700642671.0515 }, "end": { "local": "1929-01-15T12:59:55+08:00", "utc": "1929-01-15T04:59:55Z", "ms": -1292612404595.7974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-14T11:47:51+08:00", "utc": "1929-01-14T03:47:51Z", "ms": -1292703128829.8467 }, "end": { "local": "1929-01-14T12:35:51+08:00", "utc": "1929-01-14T04:35:51Z", "ms": -1292700248829.8467 } }, "covered_min": 7, "window_min": 48, "qualifies": true }, { "local_date": "1929-01-15", "window": { "start": { "local": "1929-01-15T11:48:13+08:00", "utc": "1929-01-15T03:48:13Z", "ms": -1292616706722.6648 }, "end": { "local": "1929-01-15T12:36:13+08:00", "utc": "1929-01-15T04:36:13Z", "ms": -1292613826722.6648 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:29 on Mon 14 Jan to 13:00 on Tue 15 Jan.", "fact": "1929-01-14T04:29:17Z → 1929-01-15T04:59:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 14th, 11:48–12:36 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 7 of 48 minutes on the 14th and 48 of 48 on the 15th.", "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 394 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Tuesday 15 January.", "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": "1929-01-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-15", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Tuesday 15 January. Caturthī runs from 12:29 on Mon 14 Jan to 13:00 on Tue 15 Jan and covers all of madhyāhna that midday. It also reaches the previous midday for 7 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-01-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-01-21", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1608, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-01-21T06:24:37+08:00", "utc": "1929-01-20T22:24:37Z", "ms": -1292117722663.3914 }, "end": { "local": "1929-01-22T03:43:25+08:00", "utc": "1929-01-21T19:43:25Z", "ms": -1292040994611.8818 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-21T06:24:37+08:00", "utc": "1929-01-20T22:24:37Z", "ms": -1292117722663.3914 }, "end": { "local": "1929-01-22T03:43:25+08:00", "utc": "1929-01-21T19:43:25Z", "ms": -1292040994611.8818 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-01-21", "window": { "start": { "local": "1929-01-21T06:51:25+08:00", "utc": "1929-01-20T22:51:25Z", "ms": -1292116114996.3096 }, "end": { "local": "1929-01-21T06:51:25+08:00", "utc": "1929-01-20T22:51:25Z", "ms": -1292116114996.3096 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-01-22", "window": { "start": { "local": "1929-01-22T06:51:12+08:00", "utc": "1929-01-21T22:51:12Z", "ms": -1292029727550.8865 }, "end": { "local": "1929-01-22T06:51:12+08:00", "utc": "1929-01-21T22:51:12Z", "ms": -1292029727550.8865 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:25 on Mon 21 Jan to 03:43 on Tue 22 Jan.", "fact": "1929-01-20T22:24:37Z → 1929-01-21T19:43:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:51 on the 21st and 06:51 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 21st and is not 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 1608 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1929: Monday 21 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": "1929-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1929 falls on Monday 21 January. Ekādaśī runs from 06:25 on Mon 21 Jan to 03:43 on Tue 22 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-01-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-01-23", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7661, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-01-23T00:43:27+08:00", "utc": "1929-01-22T16:43:27Z", "ms": -1291965393313.6982 }, "end": { "local": "1929-01-23T21:31:48+08:00", "utc": "1929-01-23T13:31:48Z", "ms": -1291890492067.6797 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-23T00:43:27+08:00", "utc": "1929-01-22T16:43:27Z", "ms": -1291965393313.6982 }, "end": { "local": "1929-01-23T21:31:48+08:00", "utc": "1929-01-23T13:31:48Z", "ms": -1291890492067.6797 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-01-22", "window": { "start": { "local": "1929-01-22T17:37:43+08:00", "utc": "1929-01-22T09:37:43Z", "ms": -1291990936834.1738 }, "end": { "local": "1929-01-22T19:23:29+08:00", "utc": "1929-01-22T11:23:29Z", "ms": -1291984590804.4102 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1929-01-23", "window": { "start": { "local": "1929-01-23T17:38:30+08:00", "utc": "1929-01-23T09:38:30Z", "ms": -1291904490466.4802 }, "end": { "local": "1929-01-23T19:24:07+08:00", "utc": "1929-01-23T11:24:07Z", "ms": -1291898152692.6702 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:43 on Wed 23 Jan to 21:32 on Wed 23 Jan.", "fact": "1929-01-22T16:43:27Z → 1929-01-23T13:31:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:38–19:23 on the 22nd, 17:38–19:24 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 106 minutes on the 22nd and 106 of 106 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 7661 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Wednesday 23 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": "1929-01-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Wednesday 23 January. Trayodaśī runs from 00:43 on Wed 23 Jan to 21:32 on Wed 23 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-01-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-01-28", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-01-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36774, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-01-28T08:07:42+08:00", "utc": "1929-01-28T00:07:42Z", "ms": -1291506737919.8438 }, "end": { "local": "1929-01-29T07:06:44+08:00", "utc": "1929-01-28T23:06:44Z", "ms": -1291423996129.1873 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-01-28T08:07:42+08:00", "utc": "1929-01-28T00:07:42Z", "ms": -1291506737919.8438 }, "end": { "local": "1929-01-29T07:06:44+08:00", "utc": "1929-01-28T23:06:44Z", "ms": -1291423996129.1873 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-01-27", "window": { "start": { "local": "1929-01-27T19:52:58+08:00", "utc": "1929-01-27T11:52:58Z", "ms": -1291550821635.1965 }, "end": { "local": "1929-01-27T19:52:58+08:00", "utc": "1929-01-27T11:52:58Z", "ms": -1291550821635.1965 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-01-28", "window": { "start": { "local": "1929-01-28T20:53:50+08:00", "utc": "1929-01-28T12:53:50Z", "ms": -1291460770490.8118 }, "end": { "local": "1929-01-28T20:53:50+08:00", "utc": "1929-01-28T12:53:50Z", "ms": -1291460770490.8118 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:08 on Mon 28 Jan to 07:07 on Tue 29 Jan.", "fact": "1929-01-28T00:07:42Z → 1929-01-28T23:06:44Z" }, { "step": "kaala", "text": "Moonrise is at 19:53 on the 27th and 20:54 on the 28th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 27th and is on the 28th.", "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 36774 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Monday 28 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": "1929-01-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Monday 28 January. Caturthī runs from 08:08 on Mon 28 Jan to 07:07 on Tue 29 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-01-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-02-05", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35668, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-02-04T16:40:46+08:00", "utc": "1929-02-04T08:40:46Z", "ms": -1290871153873.8545 }, "end": { "local": "1929-02-05T19:20:50+08:00", "utc": "1929-02-05T11:20:50Z", "ms": -1290775150283.4294 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-04T16:40:46+08:00", "utc": "1929-02-04T08:40:46Z", "ms": -1290871153873.8545 }, "end": { "local": "1929-02-05T19:20:50+08:00", "utc": "1929-02-05T11:20:50Z", "ms": -1290775150283.4294 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-02-04", "window": { "start": { "local": "1929-02-04T06:46:18+08:00", "utc": "1929-02-03T22:46:18Z", "ms": -1290906822026.0647 }, "end": { "local": "1929-02-04T06:46:18+08:00", "utc": "1929-02-03T22:46:18Z", "ms": -1290906822026.0647 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-02-05", "window": { "start": { "local": "1929-02-05T06:45:46+08:00", "utc": "1929-02-04T22:45:46Z", "ms": -1290820454178.8713 }, "end": { "local": "1929-02-05T06:45:46+08:00", "utc": "1929-02-04T22:45:46Z", "ms": -1290820454178.8713 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:41 on Mon 4 Feb to 19:21 on Tue 5 Feb.", "fact": "1929-02-04T08:40:46Z → 1929-02-05T11:20:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:46 on the 4th and 06:46 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 4th and is on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35668 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Fuzhou, 1929: Tuesday 5 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": "1929-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṣaṭtilā Ekādaśī 1929 falls on Tuesday 5 February. Ekādaśī runs from 16:41 on Mon 4 Feb to 19:21 on Tue 5 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-02-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-02-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7813, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-02-06T21:42:38+08:00", "utc": "1929-02-06T13:42:38Z", "ms": -1290680242135.998 }, "end": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-06T21:42:38+08:00", "utc": "1929-02-06T13:42:38Z", "ms": -1290680242135.998 }, "end": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-06", "window": { "start": { "local": "1929-02-06T17:49:00+08:00", "utc": "1929-02-06T09:49:00Z", "ms": -1290694260328.1794 }, "end": { "local": "1929-02-06T19:32:25+08:00", "utc": "1929-02-06T11:32:25Z", "ms": -1290688055253.1401 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1929-02-07", "window": { "start": { "local": "1929-02-07T17:49:43+08:00", "utc": "1929-02-07T09:49:43Z", "ms": -1290607817414.2803 }, "end": { "local": "1929-02-07T19:32:57+08:00", "utc": "1929-02-07T11:32:57Z", "ms": -1290601622847.1099 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:43 on Wed 6 Feb to 23:38 on Thu 7 Feb.", "fact": "1929-02-06T13:42:38Z → 1929-02-07T15:37:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:32 on the 6th, 17:50–19:33 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 103 minutes on the 6th and 103 of 103 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 7813 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Thursday 7 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 7 February. Trayodaśī runs from 21:43 on Wed 6 Feb to 23:38 on Thu 7 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-02-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-02-07", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-07", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 910, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-09T01:01:58+08:00", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-09T01:01:58+08:00", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 } }, "kaala": "nishita", "days": [ { "local_date": "1929-02-07", "window": { "start": { "local": "1929-02-07T23:52:52+08:00", "utc": "1929-02-07T15:52:52Z", "ms": -1290586027787.391 }, "end": { "local": "1929-02-08T00:40:52+08:00", "utc": "1929-02-07T16:40:52Z", "ms": -1290583147787.391 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-08", "window": { "start": { "local": "1929-02-08T23:52:55+08:00", "utc": "1929-02-08T15:52:55Z", "ms": -1290499625066.1533 }, "end": { "local": "1929-02-09T00:40:55+08:00", "utc": "1929-02-08T16:40:55Z", "ms": -1290496745066.1533 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:38 on Thu 7 Feb to 01:02 on Sat 9 Feb.", "fact": "1929-02-07T15:37:42Z → 1929-02-08T17:01:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:53–00:41 on the 7th, 23:53–00:41 on the 8th.", "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 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 910 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Thursday 7 February.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-02-07", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-07", "confidence": "boundary" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Thursday 7 February. Caturdaśī runs from 23:38 on Thu 7 Feb to 01:02 on Sat 9 Feb and covers all of niśītha that night. It also reaches the next night for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-02-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14302, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-09T01:01:58+08:00", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-07T23:37:42+08:00", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-09T01:01:58+08:00", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-02-08", "window": { "start": { "local": "1929-02-08T05:00:47+08:00", "utc": "1929-02-07T21:00:47Z", "ms": -1290567552727.6724 }, "end": { "local": "1929-02-08T06:44:02+08:00", "utc": "1929-02-07T22:44:02Z", "ms": -1290561358160.502 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1929-02-09", "window": { "start": { "local": "1929-02-09T05:00:21+08:00", "utc": "1929-02-08T21:00:21Z", "ms": -1290481179211.3362 }, "end": { "local": "1929-02-09T06:43:25+08:00", "utc": "1929-02-08T22:43:25Z", "ms": -1290474995264.1301 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:38 on Thu 7 Feb to 01:02 on Sat 9 Feb.", "fact": "1929-02-07T15:37:42Z → 1929-02-08T17:01:58Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:01–06:44 on the 8th, 05:00–06:43 on the 9th.", "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 103 of 103 minutes on the 8th and 0 of 103 on the 9th.", "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 14302 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Fuzhou, 1929: Friday 8 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": "1929-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Tarpaṇa 1929 falls on Friday 8 February. Caturdaśī runs from 23:38 on Thu 7 Feb to 01:02 on Sat 9 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1929/yama-tarpana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36053, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-13T01:52:26+08:00", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-13T01:52:26+08:00", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T11:53:18+08:00", "utc": "1929-02-13T03:53:18Z", "ms": -1290110801736.6343 }, "end": { "local": "1929-02-13T12:41:18+08:00", "utc": "1929-02-13T04:41:18Z", "ms": -1290107921736.6343 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-14", "window": { "start": { "local": "1929-02-14T11:53:17+08:00", "utc": "1929-02-14T03:53:17Z", "ms": -1290024403117.2822 }, "end": { "local": "1929-02-14T12:41:17+08:00", "utc": "1929-02-14T04:41:17Z", "ms": -1290021523117.2822 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:52 on Wed 13 Feb to 01:09 on Thu 14 Feb.", "fact": "1929-02-12T17:52:26Z → 1929-02-13T17:08:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 13th, 11:53–12:41 on the 14th.", "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 13th and 0 of 48 on the 14th.", "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 36053 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Fuzhou, 1929: Wednesday 13 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": "1929-02-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1929 falls on Wednesday 13 February. Caturthī runs from 01:52 on Wed 13 Feb to 01:09 on Thu 14 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ganesha-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19953, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-13T01:52:26+08:00", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-13T01:52:26+08:00", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-12", "window": { "start": { "local": "1929-02-12T17:53:11+08:00", "utc": "1929-02-12T09:53:11Z", "ms": -1290175608626.895 }, "end": { "local": "1929-02-12T19:35:32+08:00", "utc": "1929-02-12T11:35:32Z", "ms": -1290169468191.745 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T17:53:52+08:00", "utc": "1929-02-13T09:53:52Z", "ms": -1290089168109.998 }, "end": { "local": "1929-02-13T19:36:01+08:00", "utc": "1929-02-13T11:36:01Z", "ms": -1290083038789.3835 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:52 on Wed 13 Feb to 01:09 on Thu 14 Feb.", "fact": "1929-02-12T17:52:26Z → 1929-02-13T17:08:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:53–19:36 on the 12th, 17:54–19:36 on the 13th.", "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 102 minutes on the 12th and 102 of 102 on the 13th.", "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 19953 s" }, { "step": "ruling", "text": "Tila Caturthī, Fuzhou, 1929: Wednesday 13 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": "1929-02-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Tila Caturthī 1929 falls on Wednesday 13 February. Caturthī runs from 01:52 on Wed 13 Feb to 01:09 on Thu 14 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/tila-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38683, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-15T00:07:14+08:00", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-15T00:07:14+08:00", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-14", "window": { "start": { "local": "1929-02-14T11:53:17+08:00", "utc": "1929-02-14T03:53:17Z", "ms": -1290024403117.2822 }, "end": { "local": "1929-02-14T12:41:17+08:00", "utc": "1929-02-14T04:41:17Z", "ms": -1290021523117.2822 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-15", "window": { "start": { "local": "1929-02-15T11:53:15+08:00", "utc": "1929-02-15T03:53:15Z", "ms": -1289938005260.8071 }, "end": { "local": "1929-02-15T12:41:15+08:00", "utc": "1929-02-15T04:41:15Z", "ms": -1289935125260.8071 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 01:09 on Thu 14 Feb to 00:07 on Fri 15 Feb.", "fact": "1929-02-13T17:08:34Z → 1929-02-14T16:07:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 14th, 11:53–12:41 on the 15th.", "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 14th and 0 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 38683 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Fuzhou, 1929: Thursday 14 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": "1929-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Pañcamī 1929 falls on Thursday 14 February. Pañcamī runs from 01:09 on Thu 14 Feb to 00:07 on Fri 15 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shri-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38683, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-15T00:07:14+08:00", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-14T01:08:34+08:00", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-15T00:07:14+08:00", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-14", "window": { "start": { "local": "1929-02-14T11:53:17+08:00", "utc": "1929-02-14T03:53:17Z", "ms": -1290024403117.2822 }, "end": { "local": "1929-02-14T12:41:17+08:00", "utc": "1929-02-14T04:41:17Z", "ms": -1290021523117.2822 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-15", "window": { "start": { "local": "1929-02-15T11:53:15+08:00", "utc": "1929-02-15T03:53:15Z", "ms": -1289938005260.8071 }, "end": { "local": "1929-02-15T12:41:15+08:00", "utc": "1929-02-15T04:41:15Z", "ms": -1289935125260.8071 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 01:09 on Thu 14 Feb to 00:07 on Fri 15 Feb.", "fact": "1929-02-13T17:08:34Z → 1929-02-14T16:07:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 14th, 11:53–12:41 on the 15th.", "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 14th and 0 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: unstated → only-day · margin 38683 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Fuzhou, 1929: Thursday 14 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": "1929-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasanta Pañcamī 1929 falls on Thursday 14 February. Pañcamī runs from 01:09 on Thu 14 Feb to 00:07 on Fri 15 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vasanta-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22042, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-02-15T22:49:24+08:00", "utc": "1929-02-15T14:49:24Z", "ms": -1289898635881.8052 }, "end": { "local": "1929-02-16T21:15:23+08:00", "utc": "1929-02-16T13:15:23Z", "ms": -1289817876559.1355 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-15T22:49:24+08:00", "utc": "1929-02-15T14:49:24Z", "ms": -1289898635881.8052 }, "end": { "local": "1929-02-16T21:15:23+08:00", "utc": "1929-02-16T13:15:23Z", "ms": -1289817876559.1355 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-02-16", "window": { "start": { "local": "1929-02-16T04:56:46+08:00", "utc": "1929-02-15T20:56:46Z", "ms": -1289876593951.612 }, "end": { "local": "1929-02-16T06:38:33+08:00", "utc": "1929-02-15T22:38:33Z", "ms": -1289870487114.7595 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1929-02-17", "window": { "start": { "local": "1929-02-17T04:56:11+08:00", "utc": "1929-02-16T20:56:11Z", "ms": -1289790228609.0203 }, "end": { "local": "1929-02-17T06:37:47+08:00", "utc": "1929-02-16T22:37:47Z", "ms": -1289784133133.3416 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 22:49 on Fri 15 Feb to 21:15 on Sat 16 Feb.", "fact": "1929-02-15T14:49:24Z → 1929-02-16T13:15:23Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:57–06:39 on the 16th, 04:56–06:38 on the 17th.", "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 102 of 102 minutes on the 16th and 0 of 102 on the 17th.", "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 22042 s" }, { "step": "ruling", "text": "Ratha Saptamī, Fuzhou, 1929: Saturday 16 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ratha-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha]." } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-02-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Ratha Saptamī 1929 falls on Saturday 16 February. Saptamī runs from 22:49 on Fri 15 Feb to 21:15 on Sat 16 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ratha-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-02-20", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21429, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-02-19T15:01:22+08:00", "utc": "1929-02-19T07:01:22Z", "ms": -1289581118202.9421 }, "end": { "local": "1929-02-20T12:32:32+08:00", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-19T15:01:22+08:00", "utc": "1929-02-19T07:01:22Z", "ms": -1289581118202.9421 }, "end": { "local": "1929-02-20T12:32:32+08:00", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-02-19", "window": { "start": { "local": "1929-02-19T06:36:12+08:00", "utc": "1929-02-18T22:36:12Z", "ms": -1289611428167.2869 }, "end": { "local": "1929-02-19T06:36:12+08:00", "utc": "1929-02-18T22:36:12Z", "ms": -1289611428167.2869 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-02-20", "window": { "start": { "local": "1929-02-20T06:35:23+08:00", "utc": "1929-02-19T22:35:23Z", "ms": -1289525077126.6484 }, "end": { "local": "1929-02-20T06:35:23+08:00", "utc": "1929-02-19T22:35:23Z", "ms": -1289525077126.6484 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:01 on Tue 19 Feb to 12:33 on Wed 20 Feb.", "fact": "1929-02-19T07:01:22Z → 1929-02-20T04:32:32Z" }, { "step": "kaala", "text": "Sunrise is at 06:36 on the 19th and 06:35 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 19th and is 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 21429 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Fuzhou, 1929: Wednesday 20 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": "1929-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Jayā Ekādaśī 1929 falls on Wednesday 20 February. Ekādaśī runs from 15:01 on Tue 19 Feb to 12:33 on Wed 20 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-02-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 501, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-02-20T12:32:32+08:00", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "end": { "local": "1929-02-21T09:58:38+08:00", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-20T12:32:32+08:00", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "end": { "local": "1929-02-21T09:58:38+08:00", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-20", "window": { "start": { "local": "1929-02-20T11:52:53+08:00", "utc": "1929-02-20T03:52:53Z", "ms": -1289506027038.729 }, "end": { "local": "1929-02-20T12:40:53+08:00", "utc": "1929-02-20T04:40:53Z", "ms": -1289503147038.729 } }, "covered_min": 8, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-21", "window": { "start": { "local": "1929-02-21T11:52:46+08:00", "utc": "1929-02-21T03:52:46Z", "ms": -1289419633507.3267 }, "end": { "local": "1929-02-21T12:40:46+08:00", "utc": "1929-02-21T04:40:46Z", "ms": -1289416753507.3267 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 12:33 on Wed 20 Feb to 09:59 on Thu 21 Feb.", "fact": "1929-02-20T04:32:32Z → 1929-02-21T01:58:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 20th, 11:53–12:41 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 8 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 501 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Fuzhou, 1929: Wednesday 20 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": "1929-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhīṣma Dvādaśī 1929 falls on Wednesday 20 February. Dvādaśī runs from 12:33 on Wed 20 Feb to 09:59 on Thu 21 Feb and covers 8 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/bhishma-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-02-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28822, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-02-21T09:58:38+08:00", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "end": { "local": "1929-02-22T07:26:15+08:00", "utc": "1929-02-21T23:26:15Z", "ms": -1289349224983.9307 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-21T09:58:38+08:00", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "end": { "local": "1929-02-22T07:26:15+08:00", "utc": "1929-02-21T23:26:15Z", "ms": -1289349224983.9307 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-21", "window": { "start": { "local": "1929-02-21T17:59:00+08:00", "utc": "1929-02-21T09:59:00Z", "ms": -1289397660006.0386 }, "end": { "local": "1929-02-21T19:39:38+08:00", "utc": "1929-02-21T11:39:38Z", "ms": -1289391622376.311 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1929-02-22", "window": { "start": { "local": "1929-02-22T17:59:37+08:00", "utc": "1929-02-22T09:59:37Z", "ms": -1289311223497.0515 }, "end": { "local": "1929-02-22T19:40:02+08:00", "utc": "1929-02-22T11:40:02Z", "ms": -1289305197620.0566 } }, "covered_min": 0, "window_min": 100, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:59 on Thu 21 Feb to 07:26 on Fri 22 Feb.", "fact": "1929-02-21T01:58:38Z → 1929-02-21T23:26:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:40 on the 21st, 18:00–19:40 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 101 of 101 minutes on the 21st and 0 of 100 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 28822 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Thursday 21 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-02-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Thursday 21 February. Trayodaśī runs from 09:59 on Thu 21 Feb to 07:26 on Fri 22 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-02-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24554, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-02-23T05:03:18+08:00", "utc": "1929-02-22T21:03:18Z", "ms": -1289271402172.2334 }, "end": { "local": "1929-02-24T02:58:30+08:00", "utc": "1929-02-23T18:58:30Z", "ms": -1289192489916.7256 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-23T05:03:18+08:00", "utc": "1929-02-22T21:03:18Z", "ms": -1289271402172.2334 }, "end": { "local": "1929-02-24T02:58:30+08:00", "utc": "1929-02-23T18:58:30Z", "ms": -1289192489916.7256 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-23", "window": { "start": { "local": "1929-02-23T11:52:32+08:00", "utc": "1929-02-23T03:52:32Z", "ms": -1289246848417.2705 }, "end": { "local": "1929-02-23T12:40:32+08:00", "utc": "1929-02-23T04:40:32Z", "ms": -1289243968417.2705 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-24", "window": { "start": { "local": "1929-02-24T11:52:23+08:00", "utc": "1929-02-24T03:52:23Z", "ms": -1289160456818.6057 }, "end": { "local": "1929-02-24T12:40:23+08:00", "utc": "1929-02-24T04:40:23Z", "ms": -1289157576818.6057 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:03 on Sat 23 Feb to 02:59 on Sun 24 Feb.", "fact": "1929-02-22T21:03:18Z → 1929-02-23T18:58:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 23rd, 11:52–12:40 on the 24th.", "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 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24554 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Fuzhou, 1929: Saturday 23 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": "1929-02-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Māghī Pūrṇimā 1929 falls on Saturday 23 February. Pūrṇimā runs from 05:03 on Sat 23 Feb to 02:59 on Sun 24 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/maghi-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-02-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-02-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10581, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-26T23:58:31+08:00", "utc": "1929-02-26T15:58:31Z", "ms": -1288944088633.2002 }, "end": { "local": "1929-02-28T00:24:31+08:00", "utc": "1929-02-27T16:24:31Z", "ms": -1288856129142.3948 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-02-26T23:58:31+08:00", "utc": "1929-02-26T15:58:31Z", "ms": -1288944088633.2002 }, "end": { "local": "1929-02-28T00:24:31+08:00", "utc": "1929-02-27T16:24:31Z", "ms": -1288856129142.3948 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-02-26", "window": { "start": { "local": "1929-02-26T20:32:35+08:00", "utc": "1929-02-26T12:32:35Z", "ms": -1288956445394.7163 }, "end": { "local": "1929-02-26T20:32:35+08:00", "utc": "1929-02-26T12:32:35Z", "ms": -1288956445394.7163 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-02-27", "window": { "start": { "local": "1929-02-27T21:28:09+08:00", "utc": "1929-02-27T13:28:09Z", "ms": -1288866710598.4036 }, "end": { "local": "1929-02-27T21:28:09+08:00", "utc": "1929-02-27T13:28:09Z", "ms": -1288866710598.4036 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:59 on Tue 26 Feb to 00:25 on Thu 28 Feb.", "fact": "1929-02-26T15:58:31Z → 1929-02-27T16:24:31Z" }, { "step": "kaala", "text": "Moonrise is at 20:33 on the 26th and 21:28 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 26th and is on the 27th.", "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 10581 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Wednesday 27 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": "1929-02-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Wednesday 27 February. Caturthī runs from 23:59 on Tue 26 Feb to 00:25 on Thu 28 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-02-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-03-07", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25414, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-03-06T13:26:08+08:00", "utc": "1929-03-06T05:26:08Z", "ms": -1288290831958.6064 }, "end": { "local": "1929-03-07T15:17:55+08:00", "utc": "1929-03-07T07:17:55Z", "ms": -1288197725162.8032 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-06T13:26:08+08:00", "utc": "1929-03-06T05:26:08Z", "ms": -1288290831958.6064 }, "end": { "local": "1929-03-07T15:17:55+08:00", "utc": "1929-03-07T07:17:55Z", "ms": -1288197725162.8032 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-06", "window": { "start": { "local": "1929-03-06T06:22:34+08:00", "utc": "1929-03-05T22:22:34Z", "ms": -1288316245786.5483 }, "end": { "local": "1929-03-06T06:22:34+08:00", "utc": "1929-03-05T22:22:34Z", "ms": -1288316245786.5483 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-03-07", "window": { "start": { "local": "1929-03-07T06:21:35+08:00", "utc": "1929-03-06T22:21:35Z", "ms": -1288229905474.552 }, "end": { "local": "1929-03-07T06:21:35+08:00", "utc": "1929-03-06T22:21:35Z", "ms": -1288229905474.552 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:26 on Wed 6 Mar to 15:18 on Thu 7 Mar.", "fact": "1929-03-06T05:26:08Z → 1929-03-07T07:17:55Z" }, { "step": "kaala", "text": "Sunrise is at 06:23 on the 6th and 06:22 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 25414 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Fuzhou, 1929: Thursday 7 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": "1929-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Ekādaśī 1929 falls on Thursday 7 March. Ekādaśī runs from 13:26 on Wed 6 Mar to 15:18 on Thu 7 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-03-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-03-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3443, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-03-08T16:33:37+08:00", "utc": "1929-03-08T08:33:37Z", "ms": -1288106782868.9062 }, "end": { "local": "1929-03-09T17:10:36+08:00", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-08T16:33:37+08:00", "utc": "1929-03-08T08:33:37Z", "ms": -1288106782868.9062 }, "end": { "local": "1929-03-09T17:10:36+08:00", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-03-08", "window": { "start": { "local": "1929-03-08T18:07:28+08:00", "utc": "1929-03-08T10:07:28Z", "ms": -1288101152483.5068 }, "end": { "local": "1929-03-08T19:45:04+08:00", "utc": "1929-03-08T11:45:04Z", "ms": -1288095295658.6353 } }, "covered_min": 98, "window_min": 98, "qualifies": true }, { "local_date": "1929-03-09", "window": { "start": { "local": "1929-03-09T18:07:59+08:00", "utc": "1929-03-09T10:07:59Z", "ms": -1288014721313.696 }, "end": { "local": "1929-03-09T19:45:23+08:00", "utc": "1929-03-09T11:45:23Z", "ms": -1288008876789.2517 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:34 on Fri 8 Mar to 17:11 on Sat 9 Mar.", "fact": "1929-03-08T08:33:37Z → 1929-03-09T09:10:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:07–19:45 on the 8th, 18:08–19:45 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 98 of 98 minutes on the 8th and 0 of 97 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 3443 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Friday 8 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": "1929-03-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Friday 8 March. Trayodaśī runs from 16:34 on Fri 8 Mar to 17:11 on Sat 9 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-03-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23920, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-03-09T17:10:36+08:00", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "end": { "local": "1929-03-10T17:10:11+08:00", "utc": "1929-03-10T09:10:11Z", "ms": -1287931789054.8564 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-09T17:10:36+08:00", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "end": { "local": "1929-03-10T17:10:11+08:00", "utc": "1929-03-10T09:10:11Z", "ms": -1287931789054.8564 } }, "kaala": "nishita", "days": [ { "local_date": "1929-03-09", "window": { "start": { "local": "1929-03-09T23:49:16+08:00", "utc": "1929-03-09T15:49:16Z", "ms": -1287994244347.0303 }, "end": { "local": "1929-03-10T00:37:16+08:00", "utc": "1929-03-09T16:37:16Z", "ms": -1287991364347.0303 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-03-10", "window": { "start": { "local": "1929-03-10T23:49:00+08:00", "utc": "1929-03-10T15:49:00Z", "ms": -1287907859652.1257 }, "end": { "local": "1929-03-11T00:37:00+08:00", "utc": "1929-03-10T16:37:00Z", "ms": -1287904979652.1257 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:11 on Sat 9 Mar to 17:10 on Sun 10 Mar.", "fact": "1929-03-09T09:10:36Z → 1929-03-10T09:10:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:49–00:37 on the 9th, 23:49–00:37 on the 10th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 23920 s" }, { "step": "ruling", "text": "Mahāśivarātri, Fuzhou, 1929: Saturday 9 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": "1929-03-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāśivarātri 1929 falls on Saturday 9 March. Caturdaśī runs from 17:11 on Sat 9 Mar to 17:10 on Sun 10 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/maha-shivaratri", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-03-14", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-14", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 175, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-03-14T12:33:32+08:00", "utc": "1929-03-14T04:33:32Z", "ms": -1287602787712.59 }, "end": { "local": "1929-03-15T10:43:58+08:00", "utc": "1929-03-15T02:43:58Z", "ms": -1287522962161.3105 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-14T12:33:32+08:00", "utc": "1929-03-14T04:33:32Z", "ms": -1287602787712.59 }, "end": { "local": "1929-03-15T10:43:58+08:00", "utc": "1929-03-15T02:43:58Z", "ms": -1287522962161.3105 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-03-14", "window": { "start": { "local": "1929-03-14T11:48:27+08:00", "utc": "1929-03-14T03:48:27Z", "ms": -1287605492574.9675 }, "end": { "local": "1929-03-14T12:36:27+08:00", "utc": "1929-03-14T04:36:27Z", "ms": -1287602612574.9675 } }, "covered_min": 3, "window_min": 48, "qualifies": true }, { "local_date": "1929-03-15", "window": { "start": { "local": "1929-03-15T11:48:11+08:00", "utc": "1929-03-15T03:48:11Z", "ms": -1287519109231.1116 }, "end": { "local": "1929-03-15T12:36:11+08:00", "utc": "1929-03-15T04:36:11Z", "ms": -1287516229231.1116 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:34 on Thu 14 Mar to 10:44 on Fri 15 Mar.", "fact": "1929-03-14T04:33:32Z → 1929-03-15T02:43:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 14th, 11:48–12:36 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 3 of 48 minutes on the 14th and 0 of 48 on the 15th.", "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 175 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Thursday 14 March.", "fact": "confidence: boundary (margin)" } ], "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": "1929-03-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Thursday 14 March. Caturthī runs from 12:34 on Thu 14 Mar to 10:44 on Fri 15 Mar and covers 3 of 48 minutes of madhyāhna that midday. It is 2 min 55 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-03-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-03-21", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27034, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-03-20T22:36:25+08:00", "utc": "1929-03-20T14:36:25Z", "ms": -1287048215053.96 }, "end": { "local": "1929-03-21T20:42:45+08:00", "utc": "1929-03-21T12:42:45Z", "ms": -1286968635261.0942 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-20T22:36:25+08:00", "utc": "1929-03-20T14:36:25Z", "ms": -1287048215053.96 }, "end": { "local": "1929-03-21T20:42:45+08:00", "utc": "1929-03-21T12:42:45Z", "ms": -1286968635261.0942 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-21", "window": { "start": { "local": "1929-03-21T06:06:59+08:00", "utc": "1929-03-20T22:06:59Z", "ms": -1287021181157.0376 }, "end": { "local": "1929-03-21T06:06:59+08:00", "utc": "1929-03-20T22:06:59Z", "ms": -1287021181157.0376 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-03-22", "window": { "start": { "local": "1929-03-22T06:05:54+08:00", "utc": "1929-03-21T22:05:54Z", "ms": -1286934845533.6516 }, "end": { "local": "1929-03-22T06:05:54+08:00", "utc": "1929-03-21T22:05:54Z", "ms": -1286934845533.6516 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:36 on Wed 20 Mar to 20:43 on Thu 21 Mar.", "fact": "1929-03-20T14:36:25Z → 1929-03-21T12:42:45Z" }, { "step": "kaala", "text": "Sunrise is at 06:07 on the 21st and 06:06 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 21st and is not 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 27034 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Fuzhou, 1929: Thursday 21 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": "1929-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Āmalakī Ekādaśī 1929 falls on Thursday 21 March. Ekādaśī runs from 22:36 on Wed 20 Mar to 20:43 on Thu 21 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-03-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-03-22", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2585, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-03-22T18:59:29+08:00", "utc": "1929-03-22T10:59:29Z", "ms": -1286888431157.3027 }, "end": { "local": "1929-03-23T17:31:45+08:00", "utc": "1929-03-23T09:31:45Z", "ms": -1286807295201.8882 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-22T18:59:29+08:00", "utc": "1929-03-22T10:59:29Z", "ms": -1286888431157.3027 }, "end": { "local": "1929-03-23T17:31:45+08:00", "utc": "1929-03-23T09:31:45Z", "ms": -1286807295201.8882 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-03-22", "window": { "start": { "local": "1929-03-22T18:14:21+08:00", "utc": "1929-03-22T10:14:21Z", "ms": -1286891138595.641 }, "end": { "local": "1929-03-22T19:49:05+08:00", "utc": "1929-03-22T11:49:05Z", "ms": -1286885454783.5723 } }, "covered_min": 50, "window_min": 95, "qualifies": true }, { "local_date": "1929-03-23", "window": { "start": { "local": "1929-03-23T18:14:50+08:00", "utc": "1929-03-23T10:14:50Z", "ms": -1286804710497.6047 }, "end": { "local": "1929-03-23T19:49:21+08:00", "utc": "1929-03-23T11:49:21Z", "ms": -1286799039036.809 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:59 on Fri 22 Mar to 17:32 on Sat 23 Mar.", "fact": "1929-03-22T10:59:29Z → 1929-03-23T09:31:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:14–19:49 on the 22nd, 18:15–19:49 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 50 of 95 minutes on the 22nd and 0 of 95 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 2585 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Friday 22 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": "1929-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Friday 22 March. Trayodaśī runs from 18:59 on Fri 22 Mar to 17:32 on Sat 23 Mar and covers 50 of 95 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-24", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 179, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-03-24T16:25:20+08:00", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-24T16:25:20+08:00", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-03-24", "window": { "start": { "local": "1929-03-24T15:48:59+08:00", "utc": "1929-03-24T07:48:59Z", "ms": -1286727060920.616 }, "end": { "local": "1929-03-24T18:15:17+08:00", "utc": "1929-03-24T10:15:17Z", "ms": -1286718282515.3608 } }, "covered_min": 110, "window_min": 146, "qualifies": true }, { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T15:49:08+08:00", "utc": "1929-03-25T07:49:08Z", "ms": -1286640651526.966 }, "end": { "local": "1929-03-25T18:15:45+08:00", "utc": "1929-03-25T10:15:45Z", "ms": -1286631854630.3582 } }, "covered_min": 0, "window_min": 147, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:25 on Sun 24 Mar to 15:46 on Mon 25 Mar.", "fact": "1929-03-24T08:25:20Z → 1929-03-25T07:46:09Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:49–18:15 on the 24th, 15:49–18:16 on the 25th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 110 of 146 minutes on the 24th and 0 of 147 on the 25th.", "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 179 s < 300 s" }, { "step": "ruling", "text": "Holikā Dahana, Fuzhou, 1929: Sunday 24 March.", "fact": "confidence: boundary (margin)" } ], "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": "1929-03-24", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-24", "confidence": "boundary" } ], "quote": "In Fuzhou, Holikā Dahana 1929 falls on Sunday 24 March. Pūrṇimā runs from 16:25 on Sun 24 Mar to 15:46 on Mon 25 Mar and covers 110 of 146 minutes of sāyāhna that late afternoon. It is 2 min 59 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/holika-dahana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-25", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 179, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-03-24T16:25:20+08:00", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-24T16:25:20+08:00", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-03-24", "window": { "start": { "local": "1929-03-24T15:48:59+08:00", "utc": "1929-03-24T07:48:59Z", "ms": -1286727060920.616 }, "end": { "local": "1929-03-24T18:15:17+08:00", "utc": "1929-03-24T10:15:17Z", "ms": -1286718282515.3608 } }, "covered_min": 110, "window_min": 146, "qualifies": true }, { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T15:49:08+08:00", "utc": "1929-03-25T07:49:08Z", "ms": -1286640651526.966 }, "end": { "local": "1929-03-25T18:15:45+08:00", "utc": "1929-03-25T10:15:45Z", "ms": -1286631854630.3582 } }, "covered_min": 0, "window_min": 147, "qualifies": false } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1929-03-24", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:25 on Sun 24 Mar to 15:46 on Mon 25 Mar.", "fact": "1929-03-24T08:25:20Z → 1929-03-25T07:46:09Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:49–18:15 on the 24th, 15:49–18:16 on the 25th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 110 of 146 minutes on the 24th and 0 of 147 on the 25th.", "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 179 s < 300 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Sunday 24 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Fuzhou, 1929: Monday 25 March.", "fact": "confidence: boundary (margin)" } ], "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": "1929-03-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-25", "confidence": "boundary" } ], "quote": "In Fuzhou, Holī 1929 falls on Monday 25 March. It is kept the day after Holikā Dahana, which falls on Sunday 24 March. Pūrṇimā runs from 16:25 on Sun 24 Mar to 15:46 on Mon 25 Mar and covers 110 of 146 minutes of sāyāhna on the 24th. It is 2 min 59 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/holi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34677, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "end": { "local": "1929-03-26T15:39:33+08:00", "utc": "1929-03-26T07:39:33Z", "ms": -1286554826708.7751 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-03-25T15:46:09+08:00", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "end": { "local": "1929-03-26T15:39:33+08:00", "utc": "1929-03-26T07:39:33Z", "ms": -1286554826708.7751 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T06:02:41+08:00", "utc": "1929-03-24T22:02:41Z", "ms": -1286675839113.3977 }, "end": { "local": "1929-03-25T06:02:41+08:00", "utc": "1929-03-24T22:02:41Z", "ms": -1286675839113.3977 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-03-26", "window": { "start": { "local": "1929-03-26T06:01:36+08:00", "utc": "1929-03-25T22:01:36Z", "ms": -1286589503690.7715 }, "end": { "local": "1929-03-26T06:01:36+08:00", "utc": "1929-03-25T22:01:36Z", "ms": -1286589503690.7715 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:46 on Mon 25 Mar to 15:40 on Tue 26 Mar.", "fact": "1929-03-25T07:46:09Z → 1929-03-26T07:39:33Z" }, { "step": "kaala", "text": "Sunrise is at 06:03 on the 25th and 06:02 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā 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: purvaviddha → only-day · margin 34677 s" }, { "step": "ruling", "text": "Vasantotsava, Fuzhou, 1929: Tuesday 26 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": "1929-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasantotsava 1929 falls on Tuesday 26 March. Pratipadā runs from 15:46 on Mon 25 Mar to 15:40 on Tue 26 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vasantotsava", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-03-28", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10925, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-03-28T17:16:51+08:00", "utc": "1929-03-28T09:16:51Z", "ms": -1286376189310.5466 }, "end": { "local": "1929-03-29T18:59:42+08:00", "utc": "1929-03-29T10:59:42Z", "ms": -1286283617970.7825 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-03-28T17:16:51+08:00", "utc": "1929-03-28T09:16:51Z", "ms": -1286376189310.5466 }, "end": { "local": "1929-03-29T18:59:42+08:00", "utc": "1929-03-29T10:59:42Z", "ms": -1286283617970.7825 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-03-28", "window": { "start": { "local": "1929-03-28T21:06:11+08:00", "utc": "1929-03-28T13:06:11Z", "ms": -1286362428641.407 }, "end": { "local": "1929-03-28T21:06:11+08:00", "utc": "1929-03-28T13:06:11Z", "ms": -1286362428641.407 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-03-29", "window": { "start": { "local": "1929-03-29T22:01:47+08:00", "utc": "1929-03-29T14:01:47Z", "ms": -1286272693027.484 }, "end": { "local": "1929-03-29T22:01:47+08:00", "utc": "1929-03-29T14:01:47Z", "ms": -1286272693027.484 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:17 on Thu 28 Mar to 19:00 on Fri 29 Mar.", "fact": "1929-03-28T09:16:51Z → 1929-03-29T10:59:42Z" }, { "step": "kaala", "text": "Moonrise is at 21:06 on the 28th and 22:02 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 28th and is not on the 29th.", "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 10925 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Thursday 28 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": "1929-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Thursday 28 March. Caturthī runs from 17:17 on Thu 28 Mar to 19:00 on Fri 29 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-03-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25472, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-04-02T02:15:03+08:00", "utc": "1929-04-01T18:15:03Z", "ms": -1285998296528.632 }, "end": { "local": "1929-04-03T04:37:57+08:00", "utc": "1929-04-02T20:37:57Z", "ms": -1285903323409.9578 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-02T02:15:03+08:00", "utc": "1929-04-01T18:15:03Z", "ms": -1285998296528.632 }, "end": { "local": "1929-04-03T04:37:57+08:00", "utc": "1929-04-02T20:37:57Z", "ms": -1285903323409.9578 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-02", "window": { "start": { "local": "1929-04-02T11:42:47+08:00", "utc": "1929-04-02T03:42:47Z", "ms": -1285964233224.764 }, "end": { "local": "1929-04-02T12:30:47+08:00", "utc": "1929-04-02T04:30:47Z", "ms": -1285961353224.764 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-03", "window": { "start": { "local": "1929-04-03T11:42:29+08:00", "utc": "1929-04-03T03:42:29Z", "ms": -1285877851146.1235 }, "end": { "local": "1929-04-03T12:30:29+08:00", "utc": "1929-04-03T04:30:29Z", "ms": -1285874971146.1235 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:15 on Tue 2 Apr to 04:38 on Wed 3 Apr.", "fact": "1929-04-01T18:15:03Z → 1929-04-02T20:37:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 2nd, 11:42–12:30 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 25472 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Fuzhou, 1929: Tuesday 2 April.", "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": "1929-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalāṣṭamī 1929 falls on Tuesday 2 April. Aṣṭamī runs from 02:15 on Tue 2 Apr to 04:38 on Wed 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shitalashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-04-06", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7617, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-04-05T07:57:54+08:00", "utc": "1929-04-04T23:57:54Z", "ms": -1285718526172.2302 }, "end": { "local": "1929-04-06T08:37:52+08:00", "utc": "1929-04-06T00:37:52Z", "ms": -1285629728044.6863 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-05T07:57:54+08:00", "utc": "1929-04-04T23:57:54Z", "ms": -1285718526172.2302 }, "end": { "local": "1929-04-06T08:37:52+08:00", "utc": "1929-04-06T00:37:52Z", "ms": -1285629728044.6863 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-04-05", "window": { "start": { "local": "1929-04-05T05:50:57+08:00", "utc": "1929-04-04T21:50:57Z", "ms": -1285726143482.6914 }, "end": { "local": "1929-04-05T05:50:57+08:00", "utc": "1929-04-04T21:50:57Z", "ms": -1285726143482.6914 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-04-06", "window": { "start": { "local": "1929-04-06T05:49:54+08:00", "utc": "1929-04-05T21:49:54Z", "ms": -1285639806260.8828 }, "end": { "local": "1929-04-06T05:49:54+08:00", "utc": "1929-04-05T21:49:54Z", "ms": -1285639806260.8828 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:58 on Fri 5 Apr to 08:38 on Sat 6 Apr.", "fact": "1929-04-04T23:57:54Z → 1929-04-06T00:37:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:51 on the 5th and 05:50 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7617 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Fuzhou, 1929: Saturday 6 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāpamocanī Ekādaśī 1929 falls on Saturday 6 April. Ekādaśī runs from 07:58 on Fri 5 Apr to 08:38 on Sat 6 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-04-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-04-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35271, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-07T08:33:55+08:00", "utc": "1929-04-07T00:33:55Z", "ms": -1285543565062.2993 }, "end": { "local": "1929-04-08T07:48:07+08:00", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-07T08:33:55+08:00", "utc": "1929-04-07T00:33:55Z", "ms": -1285543565062.2993 }, "end": { "local": "1929-04-08T07:48:07+08:00", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-04-07", "window": { "start": { "local": "1929-04-07T18:21:46+08:00", "utc": "1929-04-07T10:21:46Z", "ms": -1285508293609.058 }, "end": { "local": "1929-04-07T19:53:15+08:00", "utc": "1929-04-07T11:53:15Z", "ms": -1285502805237.7683 } }, "covered_min": 91, "window_min": 91, "qualifies": true }, { "local_date": "1929-04-08", "window": { "start": { "local": "1929-04-08T18:22:14+08:00", "utc": "1929-04-08T10:22:14Z", "ms": -1285421865505.0693 }, "end": { "local": "1929-04-08T19:53:31+08:00", "utc": "1929-04-08T11:53:31Z", "ms": -1285416389112.5945 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:34 on Sun 7 Apr to 07:48 on Mon 8 Apr.", "fact": "1929-04-07T00:33:55Z → 1929-04-07T23:48:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:22–19:53 on the 7th, 18:22–19:54 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 91 of 91 minutes on the 7th and 0 of 91 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 35271 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Sunday 7 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": "1929-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Sunday 7 April. Trayodaśī runs from 08:34 on Sun 7 Apr to 07:48 on Mon 8 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-04-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-04-08", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21413, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-04-08T07:48:07+08:00", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "end": { "local": "1929-04-09T06:25:24+08:00", "utc": "1929-04-08T22:25:24Z", "ms": -1285378475665.1636 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-08T07:48:07+08:00", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "end": { "local": "1929-04-09T06:25:24+08:00", "utc": "1929-04-08T22:25:24Z", "ms": -1285378475665.1636 } }, "kaala": "nishita", "days": [ { "local_date": "1929-04-07", "window": { "start": { "local": "1929-04-07T23:40:48+08:00", "utc": "1929-04-07T15:40:48Z", "ms": -1285489152216.7212 }, "end": { "local": "1929-04-08T00:28:48+08:00", "utc": "1929-04-07T16:28:48Z", "ms": -1285486272216.7212 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-08", "window": { "start": { "local": "1929-04-08T23:40:31+08:00", "utc": "1929-04-08T15:40:31Z", "ms": -1285402769033.2886 }, "end": { "local": "1929-04-09T00:28:31+08:00", "utc": "1929-04-08T16:28:31Z", "ms": -1285399889033.2886 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:48 on Mon 8 Apr to 06:25 on Tue 9 Apr.", "fact": "1929-04-07T23:48:07Z → 1929-04-08T22:25:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:41–00:29 on the 7th, 23:41–00:29 on the 8th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21413 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Monday 8 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": "1929-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Monday 8 April. Caturdaśī runs from 07:48 on Mon 8 Apr to 06:25 on Tue 9 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-04-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25683, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-04-10T04:32:25+08:00", "utc": "1929-04-09T20:32:25Z", "ms": -1285298854643.6965 }, "end": { "local": "1929-04-11T02:16:40+08:00", "utc": "1929-04-10T18:16:40Z", "ms": -1285220599802.1829 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-10T04:32:25+08:00", "utc": "1929-04-09T20:32:25Z", "ms": -1285298854643.6965 }, "end": { "local": "1929-04-11T02:16:40+08:00", "utc": "1929-04-10T18:16:40Z", "ms": -1285220599802.1829 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-10", "window": { "start": { "local": "1929-04-10T11:40:29+08:00", "utc": "1929-04-10T03:40:29Z", "ms": -1285273171459.9624 }, "end": { "local": "1929-04-10T12:28:29+08:00", "utc": "1929-04-10T04:28:29Z", "ms": -1285270291459.9624 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-11", "window": { "start": { "local": "1929-04-11T11:40:12+08:00", "utc": "1929-04-11T03:40:12Z", "ms": -1285186787726.3076 }, "end": { "local": "1929-04-11T12:28:12+08:00", "utc": "1929-04-11T04:28:12Z", "ms": -1285183907726.3076 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 04:32 on Wed 10 Apr to 02:17 on Thu 11 Apr.", "fact": "1929-04-09T20:32:25Z → 1929-04-10T18:16:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 10th, 11:40–12:28 on the 11th.", "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 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 25683 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Fuzhou, 1929: Wednesday 10 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": "1929-04-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Caitra) (Chaitra Navratri) 1929 falls on Wednesday 10 April. Pratipadā runs from 04:32 on Wed 10 Apr to 02:17 on Thu 11 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/navaratra-arambha-caitra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31141, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-04-11T23:45:46+08:00", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-11T23:45:46+08:00", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-11", "window": { "start": { "local": "1929-04-11T11:40:12+08:00", "utc": "1929-04-11T03:40:12Z", "ms": -1285186787726.3076 }, "end": { "local": "1929-04-11T12:28:12+08:00", "utc": "1929-04-11T04:28:12Z", "ms": -1285183907726.3076 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:39:56+08:00", "utc": "1929-04-12T03:39:56Z", "ms": -1285100403721.6646 }, "end": { "local": "1929-04-12T12:27:56+08:00", "utc": "1929-04-12T04:27:56Z", "ms": -1285097523721.6646 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 23:46 on Thu 11 Apr to 21:07 on Fri 12 Apr.", "fact": "1929-04-11T15:45:46Z → 1929-04-12T13:06:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 11th, 11:40–12:28 on the 12th.", "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 11th and 48 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: unstated → only-day · margin 31141 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Fuzhou, 1929: Friday 12 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": "1929-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaurī Tṛtīyā (Gangaur) 1929 falls on Friday 12 April. Tṛtīyā runs from 23:46 on Thu 11 Apr to 21:07 on Fri 12 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/gauri-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31141, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-04-11T23:45:46+08:00", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-11T23:45:46+08:00", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-11", "window": { "start": { "local": "1929-04-11T11:40:12+08:00", "utc": "1929-04-11T03:40:12Z", "ms": -1285186787726.3076 }, "end": { "local": "1929-04-11T12:28:12+08:00", "utc": "1929-04-11T04:28:12Z", "ms": -1285183907726.3076 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:39:56+08:00", "utc": "1929-04-12T03:39:56Z", "ms": -1285100403721.6646 }, "end": { "local": "1929-04-12T12:27:56+08:00", "utc": "1929-04-12T04:27:56Z", "ms": -1285097523721.6646 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 23:46 on Thu 11 Apr to 21:07 on Fri 12 Apr.", "fact": "1929-04-11T15:45:46Z → 1929-04-12T13:06:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 11th, 11:40–12:28 on the 12th.", "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 11th and 48 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: paraviddha → only-day · margin 31141 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Fuzhou, 1929: Friday 12 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": "1929-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Saubhāgya Śayana Vrata 1929 falls on Friday 12 April. Tṛtīyā runs from 23:46 on Thu 11 Apr to 21:07 on Fri 12 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/saubhagya-shayana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33559, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1929-04-13T15:02:04+08:00", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 }, "end": { "local": "1929-05-14T11:59:45+08:00", "utc": "1929-05-14T03:59:45Z", "ms": -1282334414935.0603 } }, "span": { "of": "transit", "start": { "local": "1929-04-13T15:02:04+08:00", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 }, "end": { "local": "1929-04-13T15:02:04+08:00", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 } }, "kaala": "day", "days": [ { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T05:43:45+08:00", "utc": "1929-04-11T21:43:45Z", "ms": -1285121775319.621 }, "end": { "local": "1929-04-13T05:42:45+08:00", "utc": "1929-04-12T21:42:45Z", "ms": -1285035435347.3787 } }, "covered_min": 0, "window_min": 1439, "qualifies": false }, { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T05:42:45+08:00", "utc": "1929-04-12T21:42:45Z", "ms": -1285035435347.3787 }, "end": { "local": "1929-04-14T05:41:45+08:00", "utc": "1929-04-13T21:41:45Z", "ms": -1284949094892.1648 } }, "covered_min": 1, "window_min": 1439, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 15:02 on Sat 13 Apr.", "fact": "1929-04-13T07:02:04Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:44 on the 12th, and from 05:43 on the 13th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from sunrise. The transit falls on the 13th, not the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunrise → only-day · margin 33559 s" }, { "step": "ruling", "text": "Vaiśākhī, Fuzhou, 1929: Saturday 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": "1929-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-04-13", "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": "1929-04-13", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Fuzhou, Vaiśākhī 1929 falls on Saturday 13 April. The Sun enters Meṣa at 15:02 on Sat 13 Apr, and the rule counts the day from sunrise.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vaishakhi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-04-13", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21548, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "end": { "local": "1929-04-13T18:26:48+08:00", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-12T21:06:58+08:00", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "end": { "local": "1929-04-13T18:26:48+08:00", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:39:56+08:00", "utc": "1929-04-12T03:39:56Z", "ms": -1285100403721.6646 }, "end": { "local": "1929-04-12T12:27:56+08:00", "utc": "1929-04-12T04:27:56Z", "ms": -1285097523721.6646 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T11:39:41+08:00", "utc": "1929-04-13T03:39:41Z", "ms": -1285014019433.749 }, "end": { "local": "1929-04-13T12:27:41+08:00", "utc": "1929-04-13T04:27:41Z", "ms": -1285011139433.749 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:07 on Fri 12 Apr to 18:27 on Sat 13 Apr.", "fact": "1929-04-12T13:06:58Z → 1929-04-13T10:26:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 12th, 11:40–12:28 on the 13th.", "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 12th and 48 of 48 on the 13th.", "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 21548 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Saturday 13 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": "1929-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Saturday 13 April. Caturthī runs from 21:07 on Fri 12 Apr to 18:27 on Sat 13 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-04-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12213, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-04-13T18:26:48+08:00", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "end": { "local": "1929-04-14T15:50:58+08:00", "utc": "1929-04-14T07:50:58Z", "ms": -1284912542320.8582 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-13T18:26:48+08:00", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "end": { "local": "1929-04-14T15:50:58+08:00", "utc": "1929-04-14T07:50:58Z", "ms": -1284912542320.8582 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T11:39:41+08:00", "utc": "1929-04-13T03:39:41Z", "ms": -1285014019433.749 }, "end": { "local": "1929-04-13T12:27:41+08:00", "utc": "1929-04-13T04:27:41Z", "ms": -1285011139433.749 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-14", "window": { "start": { "local": "1929-04-14T11:39:25+08:00", "utc": "1929-04-14T03:39:25Z", "ms": -1284927634850.0742 }, "end": { "local": "1929-04-14T12:27:25+08:00", "utc": "1929-04-14T04:27:25Z", "ms": -1284924754850.0742 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:27 on Sat 13 Apr to 15:51 on Sun 14 Apr.", "fact": "1929-04-13T10:26:48Z → 1929-04-14T07:50:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 13th, 11:39–12:27 on the 14th.", "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 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: purvaviddha → only-day · margin 12213 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Fuzhou, 1929: Sunday 14 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": "1929-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pañcamī 1929 falls on Sunday 14 April. Pañcamī runs from 18:27 on Sat 13 Apr to 15:51 on Sun 14 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/lakshmi-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1723, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-04-16T11:10:12+08:00", "utc": "1929-04-16T03:10:12Z", "ms": -1284756588017.6895 }, "end": { "local": "1929-04-17T09:12:06+08:00", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-16T11:10:12+08:00", "utc": "1929-04-16T03:10:12Z", "ms": -1284756588017.6895 }, "end": { "local": "1929-04-17T09:12:06+08:00", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-16", "window": { "start": { "local": "1929-04-16T11:38:55+08:00", "utc": "1929-04-16T03:38:55Z", "ms": -1284754864742.581 }, "end": { "local": "1929-04-16T12:26:55+08:00", "utc": "1929-04-16T04:26:55Z", "ms": -1284751984742.581 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-17", "window": { "start": { "local": "1929-04-17T11:38:41+08:00", "utc": "1929-04-17T03:38:41Z", "ms": -1284668479190.391 }, "end": { "local": "1929-04-17T12:26:41+08:00", "utc": "1929-04-17T04:26:41Z", "ms": -1284665599190.391 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:10 on Tue 16 Apr to 09:12 on Wed 17 Apr.", "fact": "1929-04-16T03:10:12Z → 1929-04-17T01:12:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 16th, 11:39–12:27 on the 17th.", "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 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 1723 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Fuzhou, 1929: Tuesday 16 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": "1929-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhavānī Utpatti 1929 falls on Tuesday 16 April. Aṣṭamī runs from 11:10 on Tue 16 Apr to 09:12 on Wed 17 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/bhavani-utpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8795, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-04-17T09:12:06+08:00", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "end": { "local": "1929-04-18T07:32:18+08:00", "utc": "1929-04-17T23:32:18Z", "ms": -1284596861726.9756 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-17T09:12:06+08:00", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "end": { "local": "1929-04-18T07:32:18+08:00", "utc": "1929-04-17T23:32:18Z", "ms": -1284596861726.9756 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-17", "window": { "start": { "local": "1929-04-17T11:38:41+08:00", "utc": "1929-04-17T03:38:41Z", "ms": -1284668479190.391 }, "end": { "local": "1929-04-17T12:26:41+08:00", "utc": "1929-04-17T04:26:41Z", "ms": -1284665599190.391 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-18", "window": { "start": { "local": "1929-04-18T11:38:27+08:00", "utc": "1929-04-18T03:38:27Z", "ms": -1284582093285.709 }, "end": { "local": "1929-04-18T12:26:27+08:00", "utc": "1929-04-18T04:26:27Z", "ms": -1284579213285.709 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 09:12 on Wed 17 Apr to 07:32 on Thu 18 Apr.", "fact": "1929-04-17T01:12:06Z → 1929-04-17T23:32:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 17th, 11:38–12:26 on the 18th.", "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 17th and 0 of 48 on the 18th.", "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 8795 s" }, { "step": "ruling", "text": "Rāma Navamī, Fuzhou, 1929: Wednesday 17 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": "1929-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāma Navamī 1929 falls on Wednesday 17 April. Navamī runs from 09:12 on Wed 17 Apr to 07:32 on Thu 18 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rama-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-04-19", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1213, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-04-19T06:12:53+08:00", "utc": "1929-04-18T22:12:53Z", "ms": -1284515227087.7341 }, "end": { "local": "1929-04-20T05:15:46+08:00", "utc": "1929-04-19T21:15:46Z", "ms": -1284432253725.697 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-19T06:12:53+08:00", "utc": "1929-04-18T22:12:53Z", "ms": -1284515227087.7341 }, "end": { "local": "1929-04-20T05:15:46+08:00", "utc": "1929-04-19T21:15:46Z", "ms": -1284432253725.697 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-04-19", "window": { "start": { "local": "1929-04-19T05:36:55+08:00", "utc": "1929-04-18T21:36:55Z", "ms": -1284517384535.018 }, "end": { "local": "1929-04-19T05:36:55+08:00", "utc": "1929-04-18T21:36:55Z", "ms": -1284517384535.018 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-04-20", "window": { "start": { "local": "1929-04-20T05:35:59+08:00", "utc": "1929-04-19T21:35:59Z", "ms": -1284431040670.8127 }, "end": { "local": "1929-04-20T05:35:59+08:00", "utc": "1929-04-19T21:35:59Z", "ms": -1284431040670.8127 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:13 on Fri 19 Apr to 05:16 on Sat 20 Apr.", "fact": "1929-04-18T22:12:53Z → 1929-04-19T21:15:46Z" }, { "step": "kaala", "text": "Sunrise is at 05:37 on the 19th and 05:36 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not 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": "Neither sunrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 1213 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Fuzhou, 1929: Friday 19 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": "1929-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmadā Ekādaśī 1929 falls on Friday 19 April. Ekādaśī runs from 06:13 on Fri 19 Apr to 05:16 on Sat 20 Apr, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-04-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24893, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-21T04:42:54+08:00", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-21T04:42:54+08:00", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-21", "window": { "start": { "local": "1929-04-21T11:37:47+08:00", "utc": "1929-04-21T03:37:47Z", "ms": -1284322933295.9248 }, "end": { "local": "1929-04-21T12:25:47+08:00", "utc": "1929-04-21T04:25:47Z", "ms": -1284320053295.9248 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-22", "window": { "start": { "local": "1929-04-22T11:37:34+08:00", "utc": "1929-04-22T03:37:34Z", "ms": -1284236545819.4966 }, "end": { "local": "1929-04-22T12:25:34+08:00", "utc": "1929-04-22T04:25:34Z", "ms": -1284233665819.4966 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:43 on Sun 21 Apr to 04:36 on Mon 22 Apr.", "fact": "1929-04-20T20:42:54Z → 1929-04-21T20:36:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 21st, 11:38–12:26 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24893 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Fuzhou, 1929: Sunday 21 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": "1929-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Anaṅga Trayodaśī 1929 falls on Sunday 21 April. Trayodaśī runs from 04:43 on Sun 21 Apr to 04:36 on Mon 22 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ananga-trayodashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-04-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31134, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-21T04:42:54+08:00", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-21T04:42:54+08:00", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-04-20", "window": { "start": { "local": "1929-04-20T18:28:00+08:00", "utc": "1929-04-20T10:28:00Z", "ms": -1284384720038.8726 }, "end": { "local": "1929-04-20T19:56:56+08:00", "utc": "1929-04-20T11:56:56Z", "ms": -1284379383520.1272 } }, "covered_min": 0, "window_min": 89, "qualifies": false }, { "local_date": "1929-04-21", "window": { "start": { "local": "1929-04-21T18:28:30+08:00", "utc": "1929-04-21T10:28:30Z", "ms": -1284298290443.5679 }, "end": { "local": "1929-04-21T19:57:15+08:00", "utc": "1929-04-21T11:57:15Z", "ms": -1284292965176.58 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:43 on Sun 21 Apr to 04:36 on Mon 22 Apr.", "fact": "1929-04-20T20:42:54Z → 1929-04-21T20:36:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:28–19:57 on the 20th, 18:28–19:57 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 89 minutes on the 20th and 89 of 89 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 31134 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Sunday 21 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": "1929-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Sunday 21 April. Trayodaśī runs from 04:43 on Sun 21 Apr to 04:36 on Mon 22 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-04-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24007, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "end": { "local": "1929-04-23T04:57:15+08:00", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-22T04:36:09+08:00", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "end": { "local": "1929-04-23T04:57:15+08:00", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-22", "window": { "start": { "local": "1929-04-22T11:37:34+08:00", "utc": "1929-04-22T03:37:34Z", "ms": -1284236545819.4966 }, "end": { "local": "1929-04-22T12:25:34+08:00", "utc": "1929-04-22T04:25:34Z", "ms": -1284233665819.4966 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-23", "window": { "start": { "local": "1929-04-23T11:37:22+08:00", "utc": "1929-04-23T03:37:22Z", "ms": -1284150157909.4668 }, "end": { "local": "1929-04-23T12:25:22+08:00", "utc": "1929-04-23T04:25:22Z", "ms": -1284147277909.4668 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:36 on Mon 22 Apr to 04:57 on Tue 23 Apr.", "fact": "1929-04-21T20:36:09Z → 1929-04-22T20:57:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 22nd, 11:37–12:25 on the 23rd.", "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 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24007 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Fuzhou, 1929: Monday 22 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": "1929-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Viṣṇudamanaka Caturdaśī 1929 falls on Monday 22 April. Caturdaśī runs from 04:36 on Mon 22 Apr to 04:57 on Tue 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vishnu-damanaka-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20991, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-04-23T04:57:15+08:00", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "end": { "local": "1929-04-24T05:47:19+08:00", "utc": "1929-04-23T21:47:19Z", "ms": -1284084760592.935 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-23T04:57:15+08:00", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "end": { "local": "1929-04-24T05:47:19+08:00", "utc": "1929-04-23T21:47:19Z", "ms": -1284084760592.935 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-23", "window": { "start": { "local": "1929-04-23T11:37:22+08:00", "utc": "1929-04-23T03:37:22Z", "ms": -1284150157909.4668 }, "end": { "local": "1929-04-23T12:25:22+08:00", "utc": "1929-04-23T04:25:22Z", "ms": -1284147277909.4668 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-24", "window": { "start": { "local": "1929-04-24T11:37:10+08:00", "utc": "1929-04-24T03:37:10Z", "ms": -1284063769550.2212 }, "end": { "local": "1929-04-24T12:25:10+08:00", "utc": "1929-04-24T04:25:10Z", "ms": -1284060889550.2212 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:57 on Tue 23 Apr to 05:47 on Wed 24 Apr.", "fact": "1929-04-22T20:57:15Z → 1929-04-23T21:47:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 23rd, 11:37–12:25 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20991 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Fuzhou, 1929: Tuesday 23 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": "1929-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Caitrī Pūrṇimā 1929 falls on Tuesday 23 April. Pūrṇimā runs from 04:57 on Tue 23 Apr to 05:47 on Wed 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/chaitri-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-04-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-04-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33001, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-04-27T11:01:58+08:00", "utc": "1929-04-27T03:01:58Z", "ms": -1283806682019.5671 }, "end": { "local": "1929-04-28T13:27:19+08:00", "utc": "1929-04-28T05:27:19Z", "ms": -1283711561483.3616 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-04-27T11:01:58+08:00", "utc": "1929-04-27T03:01:58Z", "ms": -1283806682019.5671 }, "end": { "local": "1929-04-28T13:27:19+08:00", "utc": "1929-04-28T05:27:19Z", "ms": -1283711561483.3616 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-04-27", "window": { "start": { "local": "1929-04-27T21:43:10+08:00", "utc": "1929-04-27T13:43:10Z", "ms": -1283768209659.6316 }, "end": { "local": "1929-04-27T21:43:10+08:00", "utc": "1929-04-27T13:43:10Z", "ms": -1283768209659.6316 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-04-28", "window": { "start": { "local": "1929-04-28T22:37:20+08:00", "utc": "1929-04-28T14:37:20Z", "ms": -1283678560142.062 }, "end": { "local": "1929-04-28T22:37:20+08:00", "utc": "1929-04-28T14:37:20Z", "ms": -1283678560142.062 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:02 on Sat 27 Apr to 13:27 on Sun 28 Apr.", "fact": "1929-04-27T03:01:58Z → 1929-04-28T05:27:19Z" }, { "step": "kaala", "text": "Moonrise is at 21:43 on the 27th and 22:37 on the 28th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 27th and is not on the 28th.", "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 33001 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Saturday 27 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": "1929-04-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Saturday 27 April. Caturthī runs from 11:02 on Sat 27 Apr to 13:27 on Sun 28 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-04-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-05-05", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21722, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-05-04T23:21:28+08:00", "utc": "1929-05-04T15:21:28Z", "ms": -1283157511835.422 }, "end": { "local": "1929-05-05T22:48:28+08:00", "utc": "1929-05-05T14:48:28Z", "ms": -1283073092271.487 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-04T23:21:28+08:00", "utc": "1929-05-04T15:21:28Z", "ms": -1283157511835.422 }, "end": { "local": "1929-05-05T22:48:28+08:00", "utc": "1929-05-05T14:48:28Z", "ms": -1283073092271.487 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-05-05", "window": { "start": { "local": "1929-05-05T05:23:30+08:00", "utc": "1929-05-04T21:23:30Z", "ms": -1283135789506.4473 }, "end": { "local": "1929-05-05T05:23:30+08:00", "utc": "1929-05-04T21:23:30Z", "ms": -1283135789506.4473 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-05-06", "window": { "start": { "local": "1929-05-06T05:22:48+08:00", "utc": "1929-05-05T21:22:48Z", "ms": -1283049432138.6445 }, "end": { "local": "1929-05-06T05:22:48+08:00", "utc": "1929-05-05T21:22:48Z", "ms": -1283049432138.6445 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:21 on Sat 4 May to 22:48 on Sun 5 May.", "fact": "1929-05-04T15:21:28Z → 1929-05-05T14:48:28Z" }, { "step": "kaala", "text": "Sunrise is at 05:24 on the 5th and 05:23 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 21722 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Fuzhou, 1929: Sunday 5 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": "1929-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Varūthinī Ekādaśī 1929 falls on Sunday 5 May. Ekādaśī runs from 23:21 on Sat 4 May to 22:48 on Sun 5 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-05-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-05-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1757, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-05-06T21:30:52+08:00", "utc": "1929-05-06T13:30:52Z", "ms": -1282991347760.3918 }, "end": { "local": "1929-05-07T19:33:25+08:00", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-06T21:30:52+08:00", "utc": "1929-05-06T13:30:52Z", "ms": -1282991347760.3918 }, "end": { "local": "1929-05-07T19:33:25+08:00", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-06", "window": { "start": { "local": "1929-05-06T18:36:13+08:00", "utc": "1929-05-06T10:36:13Z", "ms": -1283001827047.648 }, "end": { "local": "1929-05-06T20:02:20+08:00", "utc": "1929-05-06T12:02:20Z", "ms": -1282996659940.0679 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1929-05-07", "window": { "start": { "local": "1929-05-07T18:36:45+08:00", "utc": "1929-05-07T10:36:45Z", "ms": -1282915394961.0242 }, "end": { "local": "1929-05-07T20:02:42+08:00", "utc": "1929-05-07T12:02:42Z", "ms": -1282910237539.0876 } }, "covered_min": 57, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:31 on Mon 6 May to 19:33 on Tue 7 May.", "fact": "1929-05-06T13:30:52Z → 1929-05-07T11:33:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:36–20:02 on the 6th, 18:37–20:03 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 86 minutes on the 6th and 57 of 86 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 1757 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Tuesday 7 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": "1929-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Tuesday 7 May. Trayodaśī runs from 21:31 on Mon 6 May to 19:33 on Tue 7 May and covers 57 of 86 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-05-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-05-07", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14500, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-05-07T19:33:25+08:00", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "end": { "local": "1929-05-08T17:02:51+08:00", "utc": "1929-05-08T09:02:51Z", "ms": -1282834628571.0298 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-07T19:33:25+08:00", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "end": { "local": "1929-05-08T17:02:51+08:00", "utc": "1929-05-08T09:02:51Z", "ms": -1282834628571.0298 } }, "kaala": "nishita", "days": [ { "local_date": "1929-05-07", "window": { "start": { "local": "1929-05-07T23:35:05+08:00", "utc": "1929-05-07T15:35:05Z", "ms": -1282897494628.7622 }, "end": { "local": "1929-05-08T00:23:05+08:00", "utc": "1929-05-07T16:23:05Z", "ms": -1282894614628.7622 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-05-08", "window": { "start": { "local": "1929-05-08T23:35:02+08:00", "utc": "1929-05-08T15:35:02Z", "ms": -1282811098283.4553 }, "end": { "local": "1929-05-09T00:23:02+08:00", "utc": "1929-05-08T16:23:02Z", "ms": -1282808218283.4553 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:33 on Tue 7 May to 17:03 on Wed 8 May.", "fact": "1929-05-07T11:33:25Z → 1929-05-08T09:02:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:35–00:23 on the 7th, 23:35–00:23 on the 8th.", "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 7th and 0 of 48 on the 8th.", "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 14500 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Tuesday 7 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": "1929-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Tuesday 7 May. Caturdaśī runs from 19:33 on Tue 7 May to 17:03 on Wed 8 May and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-05-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3738, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-05-11T07:35:17+08:00", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-11T07:35:17+08:00", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-05-11", "window": { "start": { "local": "1929-05-11T05:19:30+08:00", "utc": "1929-05-10T21:19:30Z", "ms": -1282617629543.471 }, "end": { "local": "1929-05-11T09:45:58+08:00", "utc": "1929-05-11T01:45:58Z", "ms": -1282601641631.7788 } }, "covered_min": 131, "window_min": 266, "qualifies": true }, { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T05:18:54+08:00", "utc": "1929-05-11T21:18:54Z", "ms": -1282531265777.4912 }, "end": { "local": "1929-05-12T09:45:45+08:00", "utc": "1929-05-12T01:45:45Z", "ms": -1282515254989.9944 } }, "covered_min": 0, "window_min": 267, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 07:35 on Sat 11 May to 04:17 on Sun 12 May.", "fact": "1929-05-10T23:35:17Z → 1929-05-11T20:16:37Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:20–09:46 on the 11th, 05:19–09:46 on the 12th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 131 of 266 minutes on the 11th and 0 of 267 on the 12th.", "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 3738 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Fuzhou, 1929: Saturday 11 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": "1929-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Tṛtīyā 1929 falls on Saturday 11 May. Tṛtīyā runs from 07:35 on Sat 11 May to 04:17 on Sun 12 May and covers 131 of 266 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/akshaya-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29542, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-05-11T07:35:17+08:00", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-11T07:35:17+08:00", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-10", "window": { "start": { "local": "1929-05-10T18:38:22+08:00", "utc": "1929-05-10T10:38:22Z", "ms": -1282656098180.214 }, "end": { "local": "1929-05-10T20:03:51+08:00", "utc": "1929-05-10T12:03:51Z", "ms": -1282650969028.6484 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1929-05-11", "window": { "start": { "local": "1929-05-11T18:38:54+08:00", "utc": "1929-05-11T10:38:54Z", "ms": -1282569665808.3943 }, "end": { "local": "1929-05-11T20:04:14+08:00", "utc": "1929-05-11T12:04:14Z", "ms": -1282564545804.274 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 07:35 on Sat 11 May to 04:17 on Sun 12 May.", "fact": "1929-05-10T23:35:17Z → 1929-05-11T20:16:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:38–20:04 on the 10th, 18:39–20:04 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 0 of 85 minutes on the 10th and 85 of 85 on the 11th.", "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 29542 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Fuzhou, 1929: Saturday 11 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": "1929-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Jayantī 1929 falls on Saturday 11 May. Tṛtīyā runs from 07:35 on Sat 11 May to 04:17 on Sun 12 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/parashurama-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-05-12", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26314, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "end": { "local": "1929-05-13T01:07:13+08:00", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-12T04:16:37+08:00", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "end": { "local": "1929-05-13T01:07:13+08:00", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T11:35:10+08:00", "utc": "1929-05-12T03:35:10Z", "ms": -1282508689596.246 }, "end": { "local": "1929-05-12T12:23:10+08:00", "utc": "1929-05-12T04:23:10Z", "ms": -1282505809596.246 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-05-13", "window": { "start": { "local": "1929-05-13T11:35:09+08:00", "utc": "1929-05-13T03:35:09Z", "ms": -1282422290961.0479 }, "end": { "local": "1929-05-13T12:23:09+08:00", "utc": "1929-05-13T04:23:09Z", "ms": -1282419410961.0479 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:17 on Sun 12 May to 01:07 on Mon 13 May.", "fact": "1929-05-11T20:16:37Z → 1929-05-12T17:07:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 12th, 11:35–12:23 on the 13th.", "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 12th and 0 of 48 on the 13th.", "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 26314 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Sunday 12 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": "1929-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Sunday 12 May. Caturthī runs from 04:17 on Sun 12 May to 01:07 on Mon 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-05-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35489, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-05-13T01:07:13+08:00", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "end": { "local": "1929-05-13T22:14:38+08:00", "utc": "1929-05-13T14:14:38Z", "ms": -1282383922420.4836 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-13T01:07:13+08:00", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "end": { "local": "1929-05-13T22:14:38+08:00", "utc": "1929-05-13T14:14:38Z", "ms": -1282383922420.4836 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T11:35:10+08:00", "utc": "1929-05-12T03:35:10Z", "ms": -1282508689596.246 }, "end": { "local": "1929-05-12T12:23:10+08:00", "utc": "1929-05-12T04:23:10Z", "ms": -1282505809596.246 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-13", "window": { "start": { "local": "1929-05-13T11:35:09+08:00", "utc": "1929-05-13T03:35:09Z", "ms": -1282422290961.0479 }, "end": { "local": "1929-05-13T12:23:09+08:00", "utc": "1929-05-13T04:23:09Z", "ms": -1282419410961.0479 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 01:07 on Mon 13 May to 22:15 on Mon 13 May.", "fact": "1929-05-12T17:07:13Z → 1929-05-13T14:14:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 12th, 11:35–12:23 on the 13th.", "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 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: unstated → only-day · margin 35489 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Fuzhou, 1929: Monday 13 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": "1929-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Śaṅkara Jayantī 1929 falls on Monday 13 May. Pañcamī runs from 01:07 on Mon 13 May to 22:15 on Mon 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shankara-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19278, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-05-14T19:45:18+08:00", "utc": "1929-05-14T11:45:18Z", "ms": -1282306482220.288 }, "end": { "local": "1929-05-15T17:44:26+08:00", "utc": "1929-05-15T09:44:26Z", "ms": -1282227334081.9739 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-14T19:45:18+08:00", "utc": "1929-05-14T11:45:18Z", "ms": -1282306482220.288 }, "end": { "local": "1929-05-15T17:44:26+08:00", "utc": "1929-05-15T09:44:26Z", "ms": -1282227334081.9739 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-14", "window": { "start": { "local": "1929-05-14T11:35:08+08:00", "utc": "1929-05-14T03:35:08Z", "ms": -1282335891774.5889 }, "end": { "local": "1929-05-14T12:23:08+08:00", "utc": "1929-05-14T04:23:08Z", "ms": -1282333011774.5889 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-15", "window": { "start": { "local": "1929-05-15T11:35:08+08:00", "utc": "1929-05-15T03:35:08Z", "ms": -1282249492040.496 }, "end": { "local": "1929-05-15T12:23:08+08:00", "utc": "1929-05-15T04:23:08Z", "ms": -1282246612040.496 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:45 on Tue 14 May to 17:44 on Wed 15 May.", "fact": "1929-05-14T11:45:18Z → 1929-05-15T09:44:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 14th, 11:35–12:23 on the 15th.", "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 14th and 48 of 48 on the 15th.", "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 19278 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Fuzhou, 1929: Wednesday 15 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": "1929-05-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṅgotpatti (Ganga Saptami) 1929 falls on Wednesday 15 May. Saptamī runs from 19:45 on Tue 14 May to 17:44 on Wed 15 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/gangotpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-05-19", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35136, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-05-18T15:01:17+08:00", "utc": "1929-05-18T07:01:17Z", "ms": -1281977923124.449 }, "end": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-18T15:01:17+08:00", "utc": "1929-05-18T07:01:17Z", "ms": -1281977923124.449 }, "end": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-05-18", "window": { "start": { "local": "1929-05-18T05:15:41+08:00", "utc": "1929-05-17T21:15:41Z", "ms": -1282013059419.4321 }, "end": { "local": "1929-05-18T05:15:41+08:00", "utc": "1929-05-17T21:15:41Z", "ms": -1282013059419.4321 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T05:15:12+08:00", "utc": "1929-05-18T21:15:12Z", "ms": -1281926687612.8406 }, "end": { "local": "1929-05-19T05:15:12+08:00", "utc": "1929-05-18T21:15:12Z", "ms": -1281926687612.8406 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:01 on Sat 18 May to 15:15 on Sun 19 May.", "fact": "1929-05-18T07:01:17Z → 1929-05-19T07:14:54Z" }, { "step": "kaala", "text": "Sunrise is at 05:16 on the 18th and 05:15 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35136 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Fuzhou, 1929: Sunday 19 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": "1929-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Mohinī Ekādaśī 1929 falls on Sunday 19 May. Ekādaśī runs from 15:01 on Sat 18 May to 15:15 on Sun 19 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-05-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10302, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T11:35:12+08:00", "utc": "1929-05-19T03:35:12Z", "ms": -1281903887684.0679 }, "end": { "local": "1929-05-19T12:23:12+08:00", "utc": "1929-05-19T04:23:12Z", "ms": -1281901007684.0679 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T11:35:15+08:00", "utc": "1929-05-20T03:35:15Z", "ms": -1281817485253.026 }, "end": { "local": "1929-05-20T12:23:15+08:00", "utc": "1929-05-20T04:23:15Z", "ms": -1281814605253.026 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:15 on Sun 19 May to 16:00 on Mon 20 May.", "fact": "1929-05-19T07:14:54Z → 1929-05-20T07:59:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 19th, 11:35–12:23 on the 20th.", "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 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10302 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Fuzhou, 1929: Monday 20 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": "1929-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Dvādaśī 1929 falls on Monday 20 May. Dvādaśī runs from 15:15 on Sun 19 May to 16:00 on Mon 20 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/parashurama-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10302, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-19T15:14:54+08:00", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T11:35:12+08:00", "utc": "1929-05-19T03:35:12Z", "ms": -1281903887684.0679 }, "end": { "local": "1929-05-19T12:23:12+08:00", "utc": "1929-05-19T04:23:12Z", "ms": -1281901007684.0679 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T11:35:15+08:00", "utc": "1929-05-20T03:35:15Z", "ms": -1281817485253.026 }, "end": { "local": "1929-05-20T12:23:15+08:00", "utc": "1929-05-20T04:23:15Z", "ms": -1281814605253.026 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:15 on Sun 19 May to 16:00 on Mon 20 May.", "fact": "1929-05-19T07:14:54Z → 1929-05-20T07:59:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 19th, 11:35–12:23 on the 20th.", "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 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10302 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Fuzhou, 1929: Monday 20 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": "1929-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Rukmiṇī Dvādaśī 1929 falls on Monday 20 May. Dvādaśī runs from 15:15 on Sun 19 May to 16:00 on Mon 20 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rukmini-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-05-20", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5469, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "end": { "local": "1929-05-21T17:13:07+08:00", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-20T15:59:52+08:00", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "end": { "local": "1929-05-21T17:13:07+08:00", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T18:43:44+08:00", "utc": "1929-05-20T10:43:44Z", "ms": -1281791775899.2976 }, "end": { "local": "1929-05-20T20:07:49+08:00", "utc": "1929-05-20T12:07:49Z", "ms": -1281786731164.6562 } }, "covered_min": 84, "window_min": 84, "qualifies": true }, { "local_date": "1929-05-21", "window": { "start": { "local": "1929-05-21T18:44:16+08:00", "utc": "1929-05-21T10:44:16Z", "ms": -1281705344192.9802 }, "end": { "local": "1929-05-21T20:08:13+08:00", "utc": "1929-05-21T12:08:13Z", "ms": -1281700306960.5842 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:00 on Mon 20 May to 17:13 on Tue 21 May.", "fact": "1929-05-20T07:59:52Z → 1929-05-21T09:13:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:08 on the 20th, 18:44–20:08 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 84 of 84 minutes on the 20th and 0 of 84 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 5469 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Monday 20 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": "1929-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Monday 20 May. Trayodaśī runs from 16:00 on Mon 20 May to 17:13 on Tue 21 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-05-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 378, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-05-21T17:13:07+08:00", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "end": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-21T17:13:07+08:00", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "end": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-21", "window": { "start": { "local": "1929-05-21T18:44:16+08:00", "utc": "1929-05-21T10:44:16Z", "ms": -1281705344192.9802 }, "end": { "local": "1929-05-21T20:08:13+08:00", "utc": "1929-05-21T12:08:13Z", "ms": -1281700306960.5842 } }, "covered_min": 84, "window_min": 84, "qualifies": true }, { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T18:44:47+08:00", "utc": "1929-05-22T10:44:47Z", "ms": -1281618912655.1372 }, "end": { "local": "1929-05-22T20:08:37+08:00", "utc": "1929-05-22T12:08:37Z", "ms": -1281613882738.1875 } }, "covered_min": 6, "window_min": 84, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:13 on Tue 21 May to 18:51 on Wed 22 May.", "fact": "1929-05-21T09:13:07Z → 1929-05-22T10:51:05Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:08 on the 21st, 18:45–20:09 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 84 of 84 minutes on the 21st and 6 of 84 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both evenings qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 378 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Fuzhou, 1929: Wednesday 22 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": "1929-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1929 falls on Wednesday 22 May. Caturdaśī runs from 17:13 on Tue 21 May to 18:51 on Wed 22 May and covers 6 of 84 minutes of pradoṣa that evening. It also reaches the previous evening for 84 minutes; by the rule the second evening is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1929/nrisimha-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23264, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T20:49:44+08:00", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T20:49:44+08:00", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T11:35:21+08:00", "utc": "1929-05-22T03:35:21Z", "ms": -1281644678802.5737 }, "end": { "local": "1929-05-22T12:23:21+08:00", "utc": "1929-05-22T04:23:21Z", "ms": -1281641798802.5737 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-23", "window": { "start": { "local": "1929-05-23T11:35:25+08:00", "utc": "1929-05-23T03:35:25Z", "ms": -1281558274791.629 }, "end": { "local": "1929-05-23T12:23:25+08:00", "utc": "1929-05-23T04:23:25Z", "ms": -1281555394791.629 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:51 on Wed 22 May to 20:50 on Thu 23 May.", "fact": "1929-05-22T10:51:05Z → 1929-05-23T12:49:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 22nd, 11:35–12:23 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23264 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Fuzhou, 1929: Thursday 23 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": "1929-05-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Buddha Pūrṇimā 1929 falls on Thursday 23 May. Pūrṇimā runs from 18:51 on Wed 22 May to 20:50 on Thu 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/buddha-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23264, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T20:49:44+08:00", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-22T18:51:05+08:00", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T20:49:44+08:00", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T11:35:21+08:00", "utc": "1929-05-22T03:35:21Z", "ms": -1281644678802.5737 }, "end": { "local": "1929-05-22T12:23:21+08:00", "utc": "1929-05-22T04:23:21Z", "ms": -1281641798802.5737 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-23", "window": { "start": { "local": "1929-05-23T11:35:25+08:00", "utc": "1929-05-23T03:35:25Z", "ms": -1281558274791.629 }, "end": { "local": "1929-05-23T12:23:25+08:00", "utc": "1929-05-23T04:23:25Z", "ms": -1281555394791.629 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:51 on Wed 22 May to 20:50 on Thu 23 May.", "fact": "1929-05-22T10:51:05Z → 1929-05-23T12:49:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 22nd, 11:35–12:23 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23264 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Fuzhou, 1929: Thursday 23 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": "1929-05-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Sampat Gaurī Vrata 1929 falls on Thursday 23 May. Pūrṇimā runs from 18:51 on Wed 22 May to 20:50 on Thu 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sampat-gauri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-05-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23768, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-05-27T03:59:10+08:00", "utc": "1929-05-26T19:59:10Z", "ms": -1281240050342.1934 }, "end": { "local": "1929-05-28T06:24:47+08:00", "utc": "1929-05-27T22:24:47Z", "ms": -1281144913163.0278 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-27T03:59:10+08:00", "utc": "1929-05-26T19:59:10Z", "ms": -1281240050342.1934 }, "end": { "local": "1929-05-28T06:24:47+08:00", "utc": "1929-05-27T22:24:47Z", "ms": -1281144913163.0278 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-05-26", "window": { "start": { "local": "1929-05-26T21:23:02+08:00", "utc": "1929-05-26T13:23:02Z", "ms": -1281263818020.8726 }, "end": { "local": "1929-05-26T21:23:02+08:00", "utc": "1929-05-26T13:23:02Z", "ms": -1281263818020.8726 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-05-27", "window": { "start": { "local": "1929-05-27T22:12:05+08:00", "utc": "1929-05-27T14:12:05Z", "ms": -1281174474501.9912 }, "end": { "local": "1929-05-27T22:12:05+08:00", "utc": "1929-05-27T14:12:05Z", "ms": -1281174474501.9912 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:59 on Mon 27 May to 06:25 on Tue 28 May.", "fact": "1929-05-26T19:59:10Z → 1929-05-27T22:24:47Z" }, { "step": "kaala", "text": "Moonrise is at 21:23 on the 26th and 22:12 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 26th and is on the 27th.", "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 23768 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Monday 27 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": "1929-05-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Monday 27 May. Caturthī runs from 03:59 on Mon 27 May to 06:25 on Tue 28 May and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-05-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-06-04", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17325, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-06-03T11:34:14+08:00", "utc": "1929-06-03T03:34:14Z", "ms": -1280607946228.303 }, "end": { "local": "1929-06-04T09:59:16+08:00", "utc": "1929-06-04T01:59:16Z", "ms": -1280527244445.9934 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-03T11:34:14+08:00", "utc": "1929-06-03T03:34:14Z", "ms": -1280607946228.303 }, "end": { "local": "1929-06-04T09:59:16+08:00", "utc": "1929-06-04T01:59:16Z", "ms": -1280527244445.9934 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-06-03", "window": { "start": { "local": "1929-06-03T05:10:38+08:00", "utc": "1929-06-02T21:10:38Z", "ms": -1280630961503.5461 }, "end": { "local": "1929-06-03T05:10:38+08:00", "utc": "1929-06-02T21:10:38Z", "ms": -1280630961503.5461 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-06-04", "window": { "start": { "local": "1929-06-04T05:10:30+08:00", "utc": "1929-06-03T21:10:30Z", "ms": -1280544569588.445 }, "end": { "local": "1929-06-04T05:10:30+08:00", "utc": "1929-06-03T21:10:30Z", "ms": -1280544569588.445 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:34 on Mon 3 Jun to 09:59 on Tue 4 Jun.", "fact": "1929-06-03T03:34:14Z → 1929-06-04T01:59:16Z" }, { "step": "kaala", "text": "Sunrise is at 05:11 on the 3rd and 05:11 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17325 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Fuzhou, 1929: Tuesday 4 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-06-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Aparā Ekādaśī 1929 falls on Tuesday 4 June. Ekādaśī runs from 11:34 on Mon 3 Jun to 09:59 on Tue 4 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-06-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-06-05", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31054, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-06-05T07:43:02+08:00", "utc": "1929-06-04T23:43:02Z", "ms": -1280449017792.5886 }, "end": { "local": "1929-06-06T04:51:42+08:00", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-05T07:43:02+08:00", "utc": "1929-06-04T23:43:02Z", "ms": -1280449017792.5886 }, "end": { "local": "1929-06-06T04:51:42+08:00", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-04", "window": { "start": { "local": "1929-06-04T18:51:12+08:00", "utc": "1929-06-04T10:51:12Z", "ms": -1280495328060.0505 }, "end": { "local": "1929-06-04T20:13:45+08:00", "utc": "1929-06-04T12:13:45Z", "ms": -1280490374505.98 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1929-06-05", "window": { "start": { "local": "1929-06-05T18:51:39+08:00", "utc": "1929-06-05T10:51:39Z", "ms": -1280408901334.3137 }, "end": { "local": "1929-06-05T20:14:08+08:00", "utc": "1929-06-05T12:14:08Z", "ms": -1280403952084.5188 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:43 on Wed 5 Jun to 04:52 on Thu 6 Jun.", "fact": "1929-06-04T23:43:02Z → 1929-06-05T20:51:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:51–20:14 on the 4th, 18:52–20:14 on the 5th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 4th and 82 of 82 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31054 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Wednesday 5 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": "1929-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Wednesday 5 June. Trayodaśī runs from 07:43 on Wed 5 Jun to 04:52 on Thu 6 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-06-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-06-06", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4078, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-06-06T04:51:42+08:00", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "end": { "local": "1929-06-07T01:33:07+08:00", "utc": "1929-06-06T17:33:07Z", "ms": -1280298412519.4734 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-06T04:51:42+08:00", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "end": { "local": "1929-06-07T01:33:07+08:00", "utc": "1929-06-06T17:33:07Z", "ms": -1280298412519.4734 } }, "kaala": "nishita", "days": [ { "local_date": "1929-06-05", "window": { "start": { "local": "1929-06-05T23:36:58+08:00", "utc": "1929-06-05T15:36:58Z", "ms": -1280391781647.5825 }, "end": { "local": "1929-06-06T00:24:58+08:00", "utc": "1929-06-05T16:24:58Z", "ms": -1280388901647.5825 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-06-06", "window": { "start": { "local": "1929-06-06T23:37:09+08:00", "utc": "1929-06-06T15:37:09Z", "ms": -1280305370718.0532 }, "end": { "local": "1929-06-07T00:25:09+08:00", "utc": "1929-06-06T16:25:09Z", "ms": -1280302490718.0532 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:52 on Thu 6 Jun to 01:33 on Fri 7 Jun.", "fact": "1929-06-05T20:51:42Z → 1929-06-06T17:33:07Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:37–00:25 on the 5th, 23:37–00:25 on the 6th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4078 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Thursday 6 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": "1929-06-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Thursday 6 June. Caturdaśī runs from 04:52 on Thu 6 Jun to 01:33 on Fri 7 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-06-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2560, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-06-09T14:27:20+08:00", "utc": "1929-06-09T06:27:20Z", "ms": -1280079159829.8726 }, "end": { "local": "1929-06-10T10:55:16+08:00", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-09T14:27:20+08:00", "utc": "1929-06-09T06:27:20Z", "ms": -1280079159829.8726 }, "end": { "local": "1929-06-10T10:55:16+08:00", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-09", "window": { "start": { "local": "1929-06-09T11:37:44+08:00", "utc": "1929-06-09T03:37:44Z", "ms": -1280089335785.1948 }, "end": { "local": "1929-06-09T12:25:44+08:00", "utc": "1929-06-09T04:25:44Z", "ms": -1280086455785.1948 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-06-10", "window": { "start": { "local": "1929-06-10T11:37:56+08:00", "utc": "1929-06-10T03:37:56Z", "ms": -1280002924324.9526 }, "end": { "local": "1929-06-10T12:25:56+08:00", "utc": "1929-06-10T04:25:56Z", "ms": -1280000044324.9526 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:27 on Sun 9 Jun to 10:55 on Mon 10 Jun.", "fact": "1929-06-09T06:27:20Z → 1929-06-10T02:55:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 9th, 11:38–12:26 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 0 of 48 on the 10th.", "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 2560 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Fuzhou, 1929: Monday 10 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": "1929-06-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Rambhā Tṛtīyā 1929 falls on Monday 10 June. Tṛtīyā runs from 14:27 on Sun 9 Jun to 10:55 on Mon 10 Jun, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rambha-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-06-10", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2560, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-06-10T10:55:16+08:00", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "end": { "local": "1929-06-11T07:44:25+08:00", "utc": "1929-06-10T23:44:25Z", "ms": -1279930535450.3108 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-10T10:55:16+08:00", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "end": { "local": "1929-06-11T07:44:25+08:00", "utc": "1929-06-10T23:44:25Z", "ms": -1279930535450.3108 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-10", "window": { "start": { "local": "1929-06-10T11:37:56+08:00", "utc": "1929-06-10T03:37:56Z", "ms": -1280002924324.9526 }, "end": { "local": "1929-06-10T12:25:56+08:00", "utc": "1929-06-10T04:25:56Z", "ms": -1280000044324.9526 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-11", "window": { "start": { "local": "1929-06-11T11:38:07+08:00", "utc": "1929-06-11T03:38:07Z", "ms": -1279916512641.4204 }, "end": { "local": "1929-06-11T12:26:07+08:00", "utc": "1929-06-11T04:26:07Z", "ms": -1279913632641.4204 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:55 on Mon 10 Jun to 07:44 on Tue 11 Jun.", "fact": "1929-06-10T02:55:16Z → 1929-06-10T23:44:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 10th, 11:38–12:26 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2560 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Monday 10 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": "1929-06-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Monday 10 June. Caturthī runs from 10:55 on Mon 10 Jun to 07:44 on Tue 11 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-06-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23691, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-06-12T05:03:29+08:00", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-13T02:59:42+08:00", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-12T05:03:29+08:00", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-13T02:59:42+08:00", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-12", "window": { "start": { "local": "1929-06-12T11:38:19+08:00", "utc": "1929-06-12T03:38:19Z", "ms": -1279830100759.6372 }, "end": { "local": "1929-06-12T12:26:19+08:00", "utc": "1929-06-12T04:26:19Z", "ms": -1279827220759.6372 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-13", "window": { "start": { "local": "1929-06-13T11:38:31+08:00", "utc": "1929-06-13T03:38:31Z", "ms": -1279743688703.4531 }, "end": { "local": "1929-06-13T12:26:31+08:00", "utc": "1929-06-13T04:26:31Z", "ms": -1279740808703.4531 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 05:03 on Wed 12 Jun to 03:00 on Thu 13 Jun.", "fact": "1929-06-11T21:03:29Z → 1929-06-12T18:59:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 12th, 11:39–12:27 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 12th and 0 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: paraviddha → only-day · margin 23691 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Fuzhou, 1929: Wednesday 12 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": "1929-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Araṇya Gaurī Vrata 1929 falls on Wednesday 12 June. Ṣaṣṭhī runs from 05:03 on Wed 12 Jun to 03:00 on Thu 13 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/aranya-gauri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23691, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-06-12T05:03:29+08:00", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-13T02:59:42+08:00", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-12T05:03:29+08:00", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-13T02:59:42+08:00", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-12", "window": { "start": { "local": "1929-06-12T11:38:19+08:00", "utc": "1929-06-12T03:38:19Z", "ms": -1279830100759.6372 }, "end": { "local": "1929-06-12T12:26:19+08:00", "utc": "1929-06-12T04:26:19Z", "ms": -1279827220759.6372 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-13", "window": { "start": { "local": "1929-06-13T11:38:31+08:00", "utc": "1929-06-13T03:38:31Z", "ms": -1279743688703.4531 }, "end": { "local": "1929-06-13T12:26:31+08:00", "utc": "1929-06-13T04:26:31Z", "ms": -1279740808703.4531 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 05:03 on Wed 12 Jun to 03:00 on Thu 13 Jun.", "fact": "1929-06-11T21:03:29Z → 1929-06-12T18:59:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 12th, 11:39–12:27 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 12th and 0 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 23691 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Fuzhou, 1929: Wednesday 12 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": "1929-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1929 falls on Wednesday 12 June. Ṣaṣṭhī runs from 05:03 on Wed 12 Jun to 03:00 on Thu 13 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/skanda-shashthi-jyaishtha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-06-17", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6531, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-06-17T01:58:08+08:00", "utc": "1929-06-16T17:58:08Z", "ms": -1279432911944.486 }, "end": { "local": "1929-06-18T03:21:53+08:00", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-17T01:58:08+08:00", "utc": "1929-06-16T17:58:08Z", "ms": -1279432911944.486 }, "end": { "local": "1929-06-18T03:21:53+08:00", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-06-17", "window": { "start": { "local": "1929-06-17T05:10:36+08:00", "utc": "1929-06-16T21:10:36Z", "ms": -1279421364206.0312 }, "end": { "local": "1929-06-17T05:10:36+08:00", "utc": "1929-06-16T21:10:36Z", "ms": -1279421364206.0312 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T05:10:44+08:00", "utc": "1929-06-17T21:10:44Z", "ms": -1279334955853.5789 }, "end": { "local": "1929-06-18T05:10:44+08:00", "utc": "1929-06-17T21:10:44Z", "ms": -1279334955853.5789 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:58 on Mon 17 Jun to 03:22 on Tue 18 Jun.", "fact": "1929-06-16T17:58:08Z → 1929-06-17T19:21:53Z" }, { "step": "kaala", "text": "Sunrise is at 05:11 on the 17th and 05:11 on the 18th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6531 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Fuzhou, 1929: Monday 17 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": "1929-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Nirjalā Ekādaśī 1929 falls on Monday 17 June. Ekādaśī runs from 01:58 on Mon 17 Jun to 03:22 on Tue 18 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-06-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23194, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-06-18T03:21:53+08:00", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "end": { "local": "1929-06-19T05:13:12+08:00", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-18T03:21:53+08:00", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "end": { "local": "1929-06-19T05:13:12+08:00", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T11:39:33+08:00", "utc": "1929-06-18T03:39:33Z", "ms": -1279311626579.4543 }, "end": { "local": "1929-06-18T12:27:33+08:00", "utc": "1929-06-18T04:27:33Z", "ms": -1279308746579.4543 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-19", "window": { "start": { "local": "1929-06-19T11:39:46+08:00", "utc": "1929-06-19T03:39:46Z", "ms": -1279225213933.3235 }, "end": { "local": "1929-06-19T12:27:46+08:00", "utc": "1929-06-19T04:27:46Z", "ms": -1279222333933.3235 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 03:22 on Tue 18 Jun to 05:13 on Wed 19 Jun.", "fact": "1929-06-17T19:21:53Z → 1929-06-18T21:13:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 18th, 11:40–12:28 on the 19th.", "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 18th and 0 of 48 on the 19th.", "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 23194 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Fuzhou, 1929: Tuesday 18 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": "1929-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Rāma Dvādaśī 1929 falls on Tuesday 18 June. Dvādaśī runs from 03:22 on Tue 18 Jun to 05:13 on Wed 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shri-rama-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-06-19", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32093, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-06-19T05:13:12+08:00", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "end": { "local": "1929-06-20T07:24:06+08:00", "utc": "1929-06-19T23:24:06Z", "ms": -1279154153840.492 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-19T05:13:12+08:00", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "end": { "local": "1929-06-20T07:24:06+08:00", "utc": "1929-06-19T23:24:06Z", "ms": -1279154153840.492 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T18:56:23+08:00", "utc": "1929-06-18T10:56:23Z", "ms": -1279285417305.3298 }, "end": { "local": "1929-06-18T20:18:19+08:00", "utc": "1929-06-18T12:18:19Z", "ms": -1279280501191.7383 } }, "covered_min": 0, "window_min": 82, "qualifies": false }, { "local_date": "1929-06-19", "window": { "start": { "local": "1929-06-19T18:56:39+08:00", "utc": "1929-06-19T10:56:39Z", "ms": -1279199001413.2546 }, "end": { "local": "1929-06-19T20:18:34+08:00", "utc": "1929-06-19T12:18:34Z", "ms": -1279194086028.0723 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:13 on Wed 19 Jun to 07:24 on Thu 20 Jun.", "fact": "1929-06-18T21:13:12Z → 1929-06-19T23:24:06Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:18 on the 18th, 18:57–20:19 on the 19th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 82 minutes on the 18th and 82 of 82 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32093 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Wednesday 19 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": "1929-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Wednesday 19 June. Trayodaśī runs from 05:13 on Wed 19 Jun to 07:24 on Thu 20 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-06-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24146, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-06-21T09:46:57+08:00", "utc": "1929-06-21T01:46:57Z", "ms": -1279059183446.1113 }, "end": { "local": "1929-06-22T12:14:54+08:00", "utc": "1929-06-22T04:14:54Z", "ms": -1278963905651.4712 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-21T09:46:57+08:00", "utc": "1929-06-21T01:46:57Z", "ms": -1279059183446.1113 }, "end": { "local": "1929-06-22T12:14:54+08:00", "utc": "1929-06-22T04:14:54Z", "ms": -1278963905651.4712 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-21", "window": { "start": { "local": "1929-06-21T18:57:07+08:00", "utc": "1929-06-21T10:57:07Z", "ms": -1279026172581.0547 }, "end": { "local": "1929-06-21T20:19:02+08:00", "utc": "1929-06-21T12:19:02Z", "ms": -1279021257858.0295 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1929-06-22", "window": { "start": { "local": "1929-06-22T18:57:20+08:00", "utc": "1929-06-22T10:57:20Z", "ms": -1278939759682.2578 }, "end": { "local": "1929-06-22T20:19:15+08:00", "utc": "1929-06-22T12:19:15Z", "ms": -1278934844892.8833 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:47 on Fri 21 Jun to 12:15 on Sat 22 Jun.", "fact": "1929-06-21T01:46:57Z → 1929-06-22T04:14:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:57–20:19 on the 21st, 18:57–20:19 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 82 of 82 minutes on the 21st and 0 of 82 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24146 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Fuzhou, 1929: Friday 21 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": "1929-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Vaṭa Sāvitrī Vrata 1929 falls on Friday 21 June. Pūrṇimā runs from 09:47 on Fri 21 Jun to 12:15 on Sat 22 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vata-savitri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-06-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4198, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-06-25T19:12:18+08:00", "utc": "1929-06-25T11:12:18Z", "ms": -1278679662001.0488 }, "end": { "local": "1929-06-26T21:04:26+08:00", "utc": "1929-06-26T13:04:26Z", "ms": -1278586534279.173 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-25T19:12:18+08:00", "utc": "1929-06-25T11:12:18Z", "ms": -1278679662001.0488 }, "end": { "local": "1929-06-26T21:04:26+08:00", "utc": "1929-06-26T13:04:26Z", "ms": -1278586534279.173 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-06-25", "window": { "start": { "local": "1929-06-25T21:36:39+08:00", "utc": "1929-06-25T13:36:39Z", "ms": -1278671000727.1194 }, "end": { "local": "1929-06-25T21:36:39+08:00", "utc": "1929-06-25T13:36:39Z", "ms": -1278671000727.1194 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-06-26", "window": { "start": { "local": "1929-06-26T22:14:23+08:00", "utc": "1929-06-26T14:14:23Z", "ms": -1278582336619.877 }, "end": { "local": "1929-06-26T22:14:23+08:00", "utc": "1929-06-26T14:14:23Z", "ms": -1278582336619.877 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:12 on Tue 25 Jun to 21:04 on Wed 26 Jun.", "fact": "1929-06-25T11:12:18Z → 1929-06-26T13:04:26Z" }, { "step": "kaala", "text": "Moonrise is at 21:37 on the 25th and 22:14 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 25th and is not on the 26th.", "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 4198 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Tuesday 25 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": "1929-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Tuesday 25 June. Caturthī runs from 19:12 on Tue 25 Jun to 21:04 on Wed 26 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-07-03", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29636, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-07-02T21:00:48+08:00", "utc": "1929-07-02T13:00:48Z", "ms": -1278068352035.5051 }, "end": { "local": "1929-07-03T18:39:52+08:00", "utc": "1929-07-03T10:39:52Z", "ms": -1277990407884.0068 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-02T21:00:48+08:00", "utc": "1929-07-02T13:00:48Z", "ms": -1278068352035.5051 }, "end": { "local": "1929-07-03T18:39:52+08:00", "utc": "1929-07-03T10:39:52Z", "ms": -1277990407884.0068 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-07-03", "window": { "start": { "local": "1929-07-03T05:14:44+08:00", "utc": "1929-07-02T21:14:44Z", "ms": -1278038716487.3057 }, "end": { "local": "1929-07-03T05:14:44+08:00", "utc": "1929-07-02T21:14:44Z", "ms": -1278038716487.3057 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-07-04", "window": { "start": { "local": "1929-07-04T05:15:06+08:00", "utc": "1929-07-03T21:15:06Z", "ms": -1277952293982.8237 }, "end": { "local": "1929-07-04T05:15:06+08:00", "utc": "1929-07-03T21:15:06Z", "ms": -1277952293982.8237 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:01 on Tue 2 Jul to 18:40 on Wed 3 Jul.", "fact": "1929-07-02T13:00:48Z → 1929-07-03T10:39:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:15 on the 3rd and 05:15 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 3rd and is not on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29636 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Fuzhou, 1929: Wednesday 3 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": "1929-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Yoginī Ekādaśī 1929 falls on Wednesday 3 July. Ekādaśī runs from 21:01 on Tue 2 Jul to 18:40 on Wed 3 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-07-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-07-04", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11663, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-07-04T15:44:06+08:00", "utc": "1929-07-04T07:44:06Z", "ms": -1277914554279.788 }, "end": { "local": "1929-07-05T12:20:38+08:00", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-04T15:44:06+08:00", "utc": "1929-07-04T07:44:06Z", "ms": -1277914554279.788 }, "end": { "local": "1929-07-05T12:20:38+08:00", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-04", "window": { "start": { "local": "1929-07-04T18:58:29+08:00", "utc": "1929-07-04T10:58:29Z", "ms": -1277902890908.9453 }, "end": { "local": "1929-07-04T20:20:45+08:00", "utc": "1929-07-04T12:20:45Z", "ms": -1277897954896.6846 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1929-07-05", "window": { "start": { "local": "1929-07-05T18:58:27+08:00", "utc": "1929-07-05T10:58:27Z", "ms": -1277816492839.24 }, "end": { "local": "1929-07-05T20:20:47+08:00", "utc": "1929-07-05T12:20:47Z", "ms": -1277811553397.2551 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:44 on Thu 4 Jul to 12:21 on Fri 5 Jul.", "fact": "1929-07-04T07:44:06Z → 1929-07-05T04:20:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:21 on the 4th, 18:58–20:21 on the 5th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 82 of 82 minutes on the 4th and 0 of 82 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11663 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Thursday 4 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": "1929-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 4 July. Trayodaśī runs from 15:44 on Thu 4 Jul to 12:21 on Fri 5 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-07-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-07-05", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29225, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-07-05T12:20:38+08:00", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "end": { "local": "1929-07-06T08:38:15+08:00", "utc": "1929-07-06T00:38:15Z", "ms": -1277767305254.155 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-05T12:20:38+08:00", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "end": { "local": "1929-07-06T08:38:15+08:00", "utc": "1929-07-06T00:38:15Z", "ms": -1277767305254.155 } }, "kaala": "nishita", "days": [ { "local_date": "1929-07-04", "window": { "start": { "local": "1929-07-04T23:42:59+08:00", "utc": "1929-07-04T15:42:59Z", "ms": -1277885820862.9673 }, "end": { "local": "1929-07-05T00:30:59+08:00", "utc": "1929-07-04T16:30:59Z", "ms": -1277882940862.9673 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-05", "window": { "start": { "local": "1929-07-05T23:43:10+08:00", "utc": "1929-07-05T15:43:10Z", "ms": -1277799409931.797 }, "end": { "local": "1929-07-06T00:31:10+08:00", "utc": "1929-07-05T16:31:10Z", "ms": -1277796529931.797 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:21 on Fri 5 Jul to 08:38 on Sat 6 Jul.", "fact": "1929-07-05T04:20:38Z → 1929-07-06T00:38:15Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:43–00:31 on the 4th, 23:43–00:31 on the 5th.", "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 4th and 48 of 48 on the 5th.", "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 29225 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Friday 5 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": "1929-07-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Friday 5 July. Caturdaśī runs from 12:21 on Fri 5 Jul to 08:38 on Sat 6 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-07-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31711, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-07-08T00:57:08+08:00", "utc": "1929-07-07T16:57:08Z", "ms": -1277622171778.7566 }, "end": { "local": "1929-07-08T21:19:59+08:00", "utc": "1929-07-08T13:19:59Z", "ms": -1277548800658.176 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-08T00:57:08+08:00", "utc": "1929-07-07T16:57:08Z", "ms": -1277622171778.7566 }, "end": { "local": "1929-07-08T21:19:59+08:00", "utc": "1929-07-08T13:19:59Z", "ms": -1277548800658.176 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-07", "window": { "start": { "local": "1929-07-07T11:43:18+08:00", "utc": "1929-07-07T03:43:18Z", "ms": -1277669801554.0674 }, "end": { "local": "1929-07-07T12:31:18+08:00", "utc": "1929-07-07T04:31:18Z", "ms": -1277666921554.0674 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-08", "window": { "start": { "local": "1929-07-08T11:43:28+08:00", "utc": "1929-07-08T03:43:28Z", "ms": -1277583391948.9084 }, "end": { "local": "1929-07-08T12:31:28+08:00", "utc": "1929-07-08T04:31:28Z", "ms": -1277580511948.9084 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:57 on Mon 8 Jul to 21:20 on Mon 8 Jul.", "fact": "1929-07-07T16:57:08Z → 1929-07-08T13:19:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 7th, 11:43–12:31 on the 8th.", "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 7th and 48 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: paraviddha → only-day · margin 31711 s" }, { "step": "ruling", "text": "Rathayātrā, Fuzhou, 1929: Monday 8 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": "1929-07-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Rathayātrā 1929 falls on Monday 8 July. Dvitīyā runs from 00:57 on Mon 8 Jul to 21:20 on Mon 8 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rathayatra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-07-10", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10434, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-07-09T18:06:10+08:00", "utc": "1929-07-09T10:06:10Z", "ms": -1277474029783.1392 }, "end": { "local": "1929-07-10T15:25:40+08:00", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-09T18:06:10+08:00", "utc": "1929-07-09T10:06:10Z", "ms": -1277474029783.1392 }, "end": { "local": "1929-07-10T15:25:40+08:00", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-09", "window": { "start": { "local": "1929-07-09T11:43:37+08:00", "utc": "1929-07-09T03:43:37Z", "ms": -1277496982731.4062 }, "end": { "local": "1929-07-09T12:31:37+08:00", "utc": "1929-07-09T04:31:37Z", "ms": -1277494102731.4062 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-10", "window": { "start": { "local": "1929-07-10T11:43:46+08:00", "utc": "1929-07-10T03:43:46Z", "ms": -1277410573924.4077 }, "end": { "local": "1929-07-10T12:31:46+08:00", "utc": "1929-07-10T04:31:46Z", "ms": -1277407693924.4077 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:06 on Tue 9 Jul to 15:26 on Wed 10 Jul.", "fact": "1929-07-09T10:06:10Z → 1929-07-10T07:25:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 9th, 11:44–12:32 on the 10th.", "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 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10434 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Wednesday 10 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": "1929-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Wednesday 10 July. Caturthī runs from 18:06 on Tue 9 Jul to 15:26 on Wed 10 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-07-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3303, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-07-10T15:25:40+08:00", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "end": { "local": "1929-07-11T13:26:57+08:00", "utc": "1929-07-11T05:26:57Z", "ms": -1277317982859.3362 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-10T15:25:40+08:00", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "end": { "local": "1929-07-11T13:26:57+08:00", "utc": "1929-07-11T05:26:57Z", "ms": -1277317982859.3362 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-10", "window": { "start": { "local": "1929-07-10T11:43:46+08:00", "utc": "1929-07-10T03:43:46Z", "ms": -1277410573924.4077 }, "end": { "local": "1929-07-10T12:31:46+08:00", "utc": "1929-07-10T04:31:46Z", "ms": -1277407693924.4077 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-11", "window": { "start": { "local": "1929-07-11T11:43:54+08:00", "utc": "1929-07-11T03:43:54Z", "ms": -1277324165548.6523 }, "end": { "local": "1929-07-11T12:31:54+08:00", "utc": "1929-07-11T04:31:54Z", "ms": -1277321285548.6523 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 15:26 on Wed 10 Jul to 13:27 on Thu 11 Jul.", "fact": "1929-07-10T07:25:40Z → 1929-07-11T05:26:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 10th, 11:44–12:32 on the 11th.", "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 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: paraviddha → only-day · margin 3303 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Fuzhou, 1929: Thursday 11 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": "1929-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-11", "confidence": "boundary" } ], "quote": "In Fuzhou, Skanda Pañcamī 1929 falls on Thursday 11 July. Pañcamī runs from 15:26 on Wed 10 Jul to 13:27 on Thu 11 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/skanda-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 716, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-07-12T12:16:09+08:00", "utc": "1929-07-12T04:16:09Z", "ms": -1277235831041.6978 }, "end": { "local": "1929-07-13T11:56:06+08:00", "utc": "1929-07-13T03:56:06Z", "ms": -1277150634366.5393 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-12T12:16:09+08:00", "utc": "1929-07-12T04:16:09Z", "ms": -1277235831041.6978 }, "end": { "local": "1929-07-13T11:56:06+08:00", "utc": "1929-07-13T03:56:06Z", "ms": -1277150634366.5393 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-12", "window": { "start": { "local": "1929-07-12T11:44:02+08:00", "utc": "1929-07-12T03:44:02Z", "ms": -1277237757622.7253 }, "end": { "local": "1929-07-12T12:32:02+08:00", "utc": "1929-07-12T04:32:02Z", "ms": -1277234877622.7253 } }, "covered_min": 16, "window_min": 48, "qualifies": true }, { "local_date": "1929-07-13", "window": { "start": { "local": "1929-07-13T11:44:10+08:00", "utc": "1929-07-13T03:44:10Z", "ms": -1277151350163.2422 }, "end": { "local": "1929-07-13T12:32:10+08:00", "utc": "1929-07-13T04:32:10Z", "ms": -1277148470163.2422 } }, "covered_min": 12, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 12:16 on Fri 12 Jul to 11:56 on Sat 13 Jul.", "fact": "1929-07-12T04:16:09Z → 1929-07-13T03:56:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 12th, 11:44–12:32 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 16 of 48 minutes on the 12th and 12 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 716 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Fuzhou, 1929: Friday 12 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": "1929-07-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Vivasvat Saptamī 1929 falls on Friday 12 July. Saptamī runs from 12:16 on Fri 12 Jul to 11:56 on Sat 13 Jul and covers 16 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 12 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vivasvat-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-07-17", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36534, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-07-16T15:29:12+08:00", "utc": "1929-07-16T07:29:12Z", "ms": -1276878648176.5242 }, "end": { "local": "1929-07-17T17:43:26+08:00", "utc": "1929-07-17T09:43:26Z", "ms": -1276784193945.6135 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-16T15:29:12+08:00", "utc": "1929-07-16T07:29:12Z", "ms": -1276878648176.5242 }, "end": { "local": "1929-07-17T17:43:26+08:00", "utc": "1929-07-17T09:43:26Z", "ms": -1276784193945.6135 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-07-16", "window": { "start": { "local": "1929-07-16T05:20:18+08:00", "utc": "1929-07-15T21:20:18Z", "ms": -1276915182279.33 }, "end": { "local": "1929-07-16T05:20:18+08:00", "utc": "1929-07-15T21:20:18Z", "ms": -1276915182279.33 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-17", "window": { "start": { "local": "1929-07-17T05:20:46+08:00", "utc": "1929-07-16T21:20:46Z", "ms": -1276828753812.454 }, "end": { "local": "1929-07-17T05:20:46+08:00", "utc": "1929-07-16T21:20:46Z", "ms": -1276828753812.454 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:29 on Tue 16 Jul to 17:43 on Wed 17 Jul.", "fact": "1929-07-16T07:29:12Z → 1929-07-17T09:43:26Z" }, { "step": "kaala", "text": "Sunrise is at 05:20 on the 16th and 05:21 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 16th and is on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36534 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Fuzhou, 1929: Wednesday 17 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": "1929-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Hariśayanī Ekādaśī 1929 falls on Wednesday 17 July. Ekādaśī runs from 15:29 on Tue 16 Jul to 17:43 on Wed 17 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-07-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-07-19", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-19", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 515, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-07-18T20:10:55+08:00", "utc": "1929-07-18T12:10:55Z", "ms": -1276688944819.0596 }, "end": { "local": "1929-07-19T22:41:21+08:00", "utc": "1929-07-19T14:41:21Z", "ms": -1276593518639.43 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-18T20:10:55+08:00", "utc": "1929-07-18T12:10:55Z", "ms": -1276688944819.0596 }, "end": { "local": "1929-07-19T22:41:21+08:00", "utc": "1929-07-19T14:41:21Z", "ms": -1276593518639.43 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-18", "window": { "start": { "local": "1929-07-18T18:56:04+08:00", "utc": "1929-07-18T10:56:04Z", "ms": -1276693435576.0027 }, "end": { "local": "1929-07-18T20:19:30+08:00", "utc": "1929-07-18T12:19:30Z", "ms": -1276688430318.619 } }, "covered_min": 9, "window_min": 83, "qualifies": true }, { "local_date": "1929-07-19", "window": { "start": { "local": "1929-07-19T18:55:44+08:00", "utc": "1929-07-19T10:55:44Z", "ms": -1276607055732.685 }, "end": { "local": "1929-07-19T20:19:16+08:00", "utc": "1929-07-19T12:19:16Z", "ms": -1276602043900.7231 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:11 on Thu 18 Jul to 22:41 on Fri 19 Jul.", "fact": "1929-07-18T12:10:55Z → 1929-07-19T14:41:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:19 on the 18th, 18:56–20:19 on the 19th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 9 of 83 minutes on the 18th and 84 of 84 on the 19th.", "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 515 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Friday 19 July.", "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": "1929-07-19", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-19", "confidence": "boundary" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Friday 19 July. Trayodaśī runs from 20:11 on Thu 18 Jul to 22:41 on Fri 19 Jul and covers all of pradoṣa that evening. It also reaches the previous evening for 9 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-07-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7354, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "udaya-3", "days": [ { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T05:22:42+08:00", "utc": "1929-07-20T21:22:42Z", "ms": -1276483037657.4019 }, "end": { "local": "1929-07-21T08:05:10+08:00", "utc": "1929-07-21T00:05:10Z", "ms": -1276473290108.9736 } }, "covered_min": 162, "window_min": 162, "qualifies": true }, { "local_date": "1929-07-22", "window": { "start": { "local": "1929-07-22T05:23:12+08:00", "utc": "1929-07-21T21:23:12Z", "ms": -1276396608160.1333 }, "end": { "local": "1929-07-22T08:05:29+08:00", "utc": "1929-07-22T00:05:29Z", "ms": -1276386871312.6392 } }, "covered_min": 0, "window_min": 162, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:23–08:05 on the 21st, 05:23–08:05 on the 22nd.", "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 162 of 162 minutes on the 21st and 0 of 162 on the 22nd.", "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 7354 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Fuzhou, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Vyāsa Pūjā 1929 falls on Sunday 21 July. Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vyasa-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30256, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T11:44:51+08:00", "utc": "1929-07-21T03:44:51Z", "ms": -1276460108786.3315 }, "end": { "local": "1929-07-21T12:32:51+08:00", "utc": "1929-07-21T04:32:51Z", "ms": -1276457228786.3315 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-07-22", "window": { "start": { "local": "1929-07-22T11:44:54+08:00", "utc": "1929-07-22T03:44:54Z", "ms": -1276373706041.3982 }, "end": { "local": "1929-07-22T12:32:54+08:00", "utc": "1929-07-22T04:32:54Z", "ms": -1276370826041.3982 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 21st, 11:45–12:33 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30256 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Fuzhou, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Guru Pūrṇimā 1929 falls on Sunday 21 July. Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/guru-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22270, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-07-20", "window": { "start": { "local": "1929-07-20T16:12:45+08:00", "utc": "1929-07-20T08:12:45Z", "ms": -1276530435144.2227 }, "end": { "local": "1929-07-20T18:55:23+08:00", "utc": "1929-07-20T10:55:23Z", "ms": -1276520677182.036 } }, "covered_min": 0, "window_min": 163, "qualifies": false }, { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T16:12:33+08:00", "utc": "1929-07-21T08:12:33Z", "ms": -1276444047463.6892 }, "end": { "local": "1929-07-21T18:55:00+08:00", "utc": "1929-07-21T10:55:00Z", "ms": -1276434299915.261 } }, "covered_min": 162, "window_min": 162, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:13–18:55 on the 20th, 16:13–18:55 on the 21st.", "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 163 minutes on the 20th and 162 of 162 on the 21st.", "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 22270 s" }, { "step": "ruling", "text": "Kokilā Vrata, Fuzhou, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Kokilā Vrata 1929 falls on Sunday 21 July. Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/kokila-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17251, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-21T01:06:33+08:00", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-22T03:20:38+08:00", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-20", "window": { "start": { "local": "1929-07-20T18:55:23+08:00", "utc": "1929-07-20T10:55:23Z", "ms": -1276520677182.036 }, "end": { "local": "1929-07-20T20:19:01+08:00", "utc": "1929-07-20T12:19:01Z", "ms": -1276515658578.7515 } }, "covered_min": 0, "window_min": 84, "qualifies": false }, { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T18:55:00+08:00", "utc": "1929-07-21T10:55:00Z", "ms": -1276434299915.261 }, "end": { "local": "1929-07-21T20:18:46+08:00", "utc": "1929-07-21T12:18:46Z", "ms": -1276429274347.9106 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:55–20:19 on the 20th, 18:55–20:19 on the 21st.", "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 84 minutes on the 20th and 84 of 84 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17251 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Fuzhou, 1929: Sunday 21 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shiva-shayanotsava", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Śiva Śayanotsava 1929 falls on Sunday 21 July. Pūrṇimā runs from 01:07 on Sun 21 Jul to 03:21 on Mon 22 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shiva-shayanotsava", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35015, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-07-23T05:19:40+08:00", "utc": "1929-07-22T21:19:40Z", "ms": -1276310420171.8994 }, "end": { "local": "1929-07-24T07:00:53+08:00", "utc": "1929-07-23T23:00:53Z", "ms": -1276217946995.674 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-07-23T05:19:40+08:00", "utc": "1929-07-22T21:19:40Z", "ms": -1276310420171.8994 }, "end": { "local": "1929-07-24T07:00:53+08:00", "utc": "1929-07-23T23:00:53Z", "ms": -1276217946995.674 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-07-22", "window": { "start": { "local": "1929-07-22T19:36:05+08:00", "utc": "1929-07-22T11:36:05Z", "ms": -1276345434698.5352 }, "end": { "local": "1929-07-22T19:36:05+08:00", "utc": "1929-07-22T11:36:05Z", "ms": -1276345434698.5352 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-23", "window": { "start": { "local": "1929-07-23T20:15:06+08:00", "utc": "1929-07-23T12:15:06Z", "ms": -1276256693766.241 }, "end": { "local": "1929-07-23T20:15:06+08:00", "utc": "1929-07-23T12:15:06Z", "ms": -1276256693766.241 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 05:20 on Tue 23 Jul to 07:01 on Wed 24 Jul.", "fact": "1929-07-22T21:19:40Z → 1929-07-23T23:00:53Z" }, { "step": "kaala", "text": "Moonrise is at 19:36 on the 22nd and 20:15 on the 23rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 22nd and is on the 23rd.", "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 35015 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Fuzhou, 1929: Tuesday 23 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": "1929-07-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata (Āṣāḍha) 1929 falls on Tuesday 23 July. Dvitīyā runs from 05:20 on Tue 23 Jul to 07:01 on Wed 24 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ashunya-shayana-vrata-ashadha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-07-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41481, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-07-25T08:21:53+08:00", "utc": "1929-07-25T00:21:53Z", "ms": -1276126687216.2178 }, "end": { "local": "1929-07-26T09:19:59+08:00", "utc": "1929-07-26T01:19:59Z", "ms": -1276036800780.1135 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-07-25T08:21:53+08:00", "utc": "1929-07-25T00:21:53Z", "ms": -1276126687216.2178 }, "end": { "local": "1929-07-26T09:19:59+08:00", "utc": "1929-07-26T01:19:59Z", "ms": -1276036800780.1135 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-07-24", "window": { "start": { "local": "1929-07-24T20:50:32+08:00", "utc": "1929-07-24T12:50:32Z", "ms": -1276168168464.7913 }, "end": { "local": "1929-07-24T20:50:32+08:00", "utc": "1929-07-24T12:50:32Z", "ms": -1276168168464.7913 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-25", "window": { "start": { "local": "1929-07-25T21:23:20+08:00", "utc": "1929-07-25T13:23:20Z", "ms": -1276079800109.0764 }, "end": { "local": "1929-07-25T21:23:20+08:00", "utc": "1929-07-25T13:23:20Z", "ms": -1276079800109.0764 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:22 on Thu 25 Jul to 09:20 on Fri 26 Jul.", "fact": "1929-07-25T00:21:53Z → 1929-07-26T01:19:59Z" }, { "step": "kaala", "text": "Moonrise is at 20:51 on the 24th and 21:23 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 24th and is on the 25th.", "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 41481 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Thursday 25 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": "1929-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Thursday 25 July. Caturthī runs from 08:22 on Thu 25 Jul to 09:20 on Fri 26 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-07-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-08-01", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4085, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-08-01T04:20:06+08:00", "utc": "1929-07-31T20:20:06Z", "ms": -1275536393646.5437 }, "end": { "local": "1929-08-02T01:32:52+08:00", "utc": "1929-08-01T17:32:52Z", "ms": -1275460028381.5608 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-01T04:20:06+08:00", "utc": "1929-07-31T20:20:06Z", "ms": -1275536393646.5437 }, "end": { "local": "1929-08-02T01:32:52+08:00", "utc": "1929-08-01T17:32:52Z", "ms": -1275460028381.5608 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-01", "window": { "start": { "local": "1929-08-01T05:28:12+08:00", "utc": "1929-07-31T21:28:12Z", "ms": -1275532308380.215 }, "end": { "local": "1929-08-01T05:28:12+08:00", "utc": "1929-07-31T21:28:12Z", "ms": -1275532308380.215 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-02", "window": { "start": { "local": "1929-08-02T05:28:42+08:00", "utc": "1929-08-01T21:28:42Z", "ms": -1275445878298.425 }, "end": { "local": "1929-08-02T05:28:42+08:00", "utc": "1929-08-01T21:28:42Z", "ms": -1275445878298.425 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:20 on Thu 1 Aug to 01:33 on Fri 2 Aug.", "fact": "1929-07-31T20:20:06Z → 1929-08-01T17:32:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:28 on the 1st and 05:29 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 1st and is not on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4085 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Fuzhou, 1929: Thursday 1 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": "1929-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmikā Ekādaśī 1929 falls on Thursday 1 August. Ekādaśī runs from 04:20 on Thu 1 Aug to 01:33 on Fri 2 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-08-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-08-03", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-03", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 195, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-08-02T22:20:42+08:00", "utc": "1929-08-02T14:20:42Z", "ms": -1275385157947.1094 }, "end": { "local": "1929-08-03T18:51:28+08:00", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-02T22:20:42+08:00", "utc": "1929-08-02T14:20:42Z", "ms": -1275385157947.1094 }, "end": { "local": "1929-08-03T18:51:28+08:00", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-02", "window": { "start": { "local": "1929-08-02T18:48:51+08:00", "utc": "1929-08-02T10:48:51Z", "ms": -1275397868677.995 }, "end": { "local": "1929-08-02T20:14:14+08:00", "utc": "1929-08-02T12:14:14Z", "ms": -1275392745956.6587 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1929-08-03", "window": { "start": { "local": "1929-08-03T18:48:13+08:00", "utc": "1929-08-03T10:48:13Z", "ms": -1275311507010.0308 }, "end": { "local": "1929-08-03T20:13:45+08:00", "utc": "1929-08-03T12:13:45Z", "ms": -1275306375183.1375 } }, "covered_min": 3, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:21 on Fri 2 Aug to 18:51 on Sat 3 Aug.", "fact": "1929-08-02T14:20:42Z → 1929-08-03T10:51:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:49–20:14 on the 2nd, 18:48–20:14 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 85 minutes on the 2nd and 3 of 86 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 195 s < 300 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Saturday 3 August.", "fact": "confidence: boundary (margin)" } ], "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": "1929-08-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-03", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Saturday 3 August. Trayodaśī runs from 22:21 on Fri 2 Aug to 18:51 on Sat 3 Aug and covers 3 of 86 minutes of pradoṣa that evening. It is 3 min 15 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-08-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-08-03", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17610, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-08-03T18:51:28+08:00", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "end": { "local": "1929-08-04T15:14:26+08:00", "utc": "1929-08-04T07:14:26Z", "ms": -1275237933809.9534 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-03T18:51:28+08:00", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "end": { "local": "1929-08-04T15:14:26+08:00", "utc": "1929-08-04T07:14:26Z", "ms": -1275237933809.9534 } }, "kaala": "nishita", "days": [ { "local_date": "1929-08-03", "window": { "start": { "local": "1929-08-03T23:44:57+08:00", "utc": "1929-08-03T15:44:57Z", "ms": -1275293702659.1807 }, "end": { "local": "1929-08-04T00:32:57+08:00", "utc": "1929-08-03T16:32:57Z", "ms": -1275290822659.1807 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-04", "window": { "start": { "local": "1929-08-04T23:44:53+08:00", "utc": "1929-08-04T15:44:53Z", "ms": -1275207307444.7974 }, "end": { "local": "1929-08-05T00:32:53+08:00", "utc": "1929-08-04T16:32:53Z", "ms": -1275204427444.7974 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:51 on Sat 3 Aug to 15:14 on Sun 4 Aug.", "fact": "1929-08-03T10:51:28Z → 1929-08-04T07:14:26Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:45–00:33 on the 3rd, 23:45–00:33 on the 4th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17610 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Saturday 3 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": "1929-08-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Saturday 3 August. Caturdaśī runs from 18:51 on Sat 3 Aug to 15:14 on Sun 4 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-08-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22957, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-08-07T05:21:43+08:00", "utc": "1929-08-06T21:21:43Z", "ms": -1275014297369.9058 }, "end": { "local": "1929-08-08T02:58:56+08:00", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-07T05:21:43+08:00", "utc": "1929-08-06T21:21:43Z", "ms": -1275014297369.9058 }, "end": { "local": "1929-08-08T02:58:56+08:00", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-07", "window": { "start": { "local": "1929-08-07T11:44:20+08:00", "utc": "1929-08-07T03:44:20Z", "ms": -1274991340173.024 }, "end": { "local": "1929-08-07T12:32:20+08:00", "utc": "1929-08-07T04:32:20Z", "ms": -1274988460173.024 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-08", "window": { "start": { "local": "1929-08-08T11:44:13+08:00", "utc": "1929-08-08T03:44:13Z", "ms": -1274904947301.4358 }, "end": { "local": "1929-08-08T12:32:13+08:00", "utc": "1929-08-08T04:32:13Z", "ms": -1274902067301.4358 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 05:22 on Wed 7 Aug to 02:59 on Thu 8 Aug.", "fact": "1929-08-06T21:21:43Z → 1929-08-07T18:58:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 7th, 11:44–12:32 on the 8th.", "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 7th and 0 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: paraviddha → only-day · margin 22957 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Fuzhou, 1929: Wednesday 7 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": "1929-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Madhusravā Tṛtīyā (Hariyali Teej) 1929 falls on Wednesday 7 August. Tṛtīyā runs from 05:22 on Wed 7 Aug to 02:59 on Thu 8 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/madhusrava-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-08-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31516, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-08T02:58:56+08:00", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "end": { "local": "1929-08-09T01:19:04+08:00", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-08T02:58:56+08:00", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "end": { "local": "1929-08-09T01:19:04+08:00", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-08", "window": { "start": { "local": "1929-08-08T11:44:13+08:00", "utc": "1929-08-08T03:44:13Z", "ms": -1274904947301.4358 }, "end": { "local": "1929-08-08T12:32:13+08:00", "utc": "1929-08-08T04:32:13Z", "ms": -1274902067301.4358 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-09", "window": { "start": { "local": "1929-08-09T11:44:05+08:00", "utc": "1929-08-09T03:44:05Z", "ms": -1274818555027.5627 }, "end": { "local": "1929-08-09T12:32:05+08:00", "utc": "1929-08-09T04:32:05Z", "ms": -1274815675027.5627 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:59 on Thu 8 Aug to 01:19 on Fri 9 Aug.", "fact": "1929-08-07T18:58:56Z → 1929-08-08T17:19:04Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 8th, 11:44–12:32 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 0 of 48 on the 9th.", "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 31516 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Thursday 8 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": "1929-08-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Thursday 8 August. Caturthī runs from 02:59 on Thu 8 Aug to 01:19 on Fri 9 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-08-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37501, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-08-09T01:19:04+08:00", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "end": { "local": "1929-08-10T00:28:13+08:00", "utc": "1929-08-09T16:28:13Z", "ms": -1274772706821.1187 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-09T01:19:04+08:00", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "end": { "local": "1929-08-10T00:28:13+08:00", "utc": "1929-08-09T16:28:13Z", "ms": -1274772706821.1187 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-09", "window": { "start": { "local": "1929-08-09T11:44:05+08:00", "utc": "1929-08-09T03:44:05Z", "ms": -1274818555027.5627 }, "end": { "local": "1929-08-09T12:32:05+08:00", "utc": "1929-08-09T04:32:05Z", "ms": -1274815675027.5627 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-10", "window": { "start": { "local": "1929-08-10T11:43:57+08:00", "utc": "1929-08-10T03:43:57Z", "ms": -1274732163348.111 }, "end": { "local": "1929-08-10T12:31:57+08:00", "utc": "1929-08-10T04:31:57Z", "ms": -1274729283348.111 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 01:19 on Fri 9 Aug to 00:28 on Sat 10 Aug.", "fact": "1929-08-08T17:19:04Z → 1929-08-09T16:28:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 9th, 11:44–12:32 on the 10th.", "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 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: paraviddha → only-day · margin 37501 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Fuzhou, 1929: Friday 9 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": "1929-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī 1929 falls on Friday 9 August. Pañcamī runs from 01:19 on Fri 9 Aug to 00:28 on Sat 10 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/naga-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-08-16", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6506, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-08-15T07:23:28+08:00", "utc": "1929-08-14T23:23:28Z", "ms": -1274315792157.3667 }, "end": { "local": "1929-08-16T09:54:01+08:00", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-15T07:23:28+08:00", "utc": "1929-08-14T23:23:28Z", "ms": -1274315792157.3667 }, "end": { "local": "1929-08-16T09:54:01+08:00", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-15", "window": { "start": { "local": "1929-08-15T05:35:02+08:00", "utc": "1929-08-14T21:35:02Z", "ms": -1274322298044.12 }, "end": { "local": "1929-08-15T05:35:02+08:00", "utc": "1929-08-14T21:35:02Z", "ms": -1274322298044.12 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-08-16", "window": { "start": { "local": "1929-08-16T05:35:30+08:00", "utc": "1929-08-15T21:35:30Z", "ms": -1274235870039.5737 }, "end": { "local": "1929-08-16T05:35:30+08:00", "utc": "1929-08-15T21:35:30Z", "ms": -1274235870039.5737 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:23 on Thu 15 Aug to 09:54 on Fri 16 Aug.", "fact": "1929-08-14T23:23:28Z → 1929-08-16T01:54:01Z" }, { "step": "kaala", "text": "Sunrise is at 05:35 on the 15th and 05:35 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 6506 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1929: Friday 16 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": "1929-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1929 falls on Friday 16 August. Ekādaśī runs from 07:23 on Thu 15 Aug to 09:54 on Fri 16 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 741, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-08-16T09:54:01+08:00", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "end": { "local": "1929-08-17T12:18:21+08:00", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-16T09:54:01+08:00", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "end": { "local": "1929-08-17T12:18:21+08:00", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-16", "window": { "start": { "local": "1929-08-16T11:42:55+08:00", "utc": "1929-08-16T03:42:55Z", "ms": -1274213825382.1165 }, "end": { "local": "1929-08-16T12:30:55+08:00", "utc": "1929-08-16T04:30:55Z", "ms": -1274210945382.1165 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-17", "window": { "start": { "local": "1929-08-17T11:42:42+08:00", "utc": "1929-08-17T03:42:42Z", "ms": -1274127437652.8975 }, "end": { "local": "1929-08-17T12:30:42+08:00", "utc": "1929-08-17T04:30:42Z", "ms": -1274124557652.8975 } }, "covered_min": 36, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 09:54 on Fri 16 Aug to 12:18 on Sat 17 Aug.", "fact": "1929-08-16T01:54:01Z → 1929-08-17T04:18:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 16th, 11:43–12:31 on the 17th.", "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 16th and 36 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 741 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Fuzhou, 1929: Friday 16 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": "1929-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Dāmodara Dvādaśī 1929 falls on Friday 16 August. Dvādaśī runs from 09:54 on Fri 16 Aug to 12:18 on Sat 17 Aug and covers all of madhyāhna that midday. It also reaches the next midday for 36 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1929/damodara-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-08-17", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14934, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-08-17T12:18:21+08:00", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "end": { "local": "1929-08-18T14:27:39+08:00", "utc": "1929-08-18T06:27:39Z", "ms": -1274031140733.794 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-17T12:18:21+08:00", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "end": { "local": "1929-08-18T14:27:39+08:00", "utc": "1929-08-18T06:27:39Z", "ms": -1274031140733.794 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-17", "window": { "start": { "local": "1929-08-17T18:37:27+08:00", "utc": "1929-08-17T10:37:27Z", "ms": -1274102553066.2075 }, "end": { "local": "1929-08-17T20:05:19+08:00", "utc": "1929-08-17T12:05:19Z", "ms": -1274097281276.5513 } }, "covered_min": 88, "window_min": 88, "qualifies": true }, { "local_date": "1929-08-18", "window": { "start": { "local": "1929-08-18T18:36:34+08:00", "utc": "1929-08-18T10:36:34Z", "ms": -1274016206246.2544 }, "end": { "local": "1929-08-18T20:04:36+08:00", "utc": "1929-08-18T12:04:36Z", "ms": -1274010923713.491 } }, "covered_min": 0, "window_min": 88, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:18 on Sat 17 Aug to 14:28 on Sun 18 Aug.", "fact": "1929-08-17T04:18:21Z → 1929-08-18T06:27:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:37–20:05 on the 17th, 18:37–20:05 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 88 of 88 minutes on the 17th and 0 of 88 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 14934 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Saturday 17 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": "1929-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Saturday 17 August. Trayodaśī runs from 12:18 on Sat 17 Aug to 14:28 on Sun 18 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-08-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-20", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2102, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-08-19T16:16:28+08:00", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T17:42:13+08:00", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1929-08-20T05:02:18+08:00", "utc": "1929-08-19T21:02:18Z", "ms": -1273892262272.9326 }, "end": { "local": "1929-08-20T17:42:13+08:00", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 } }, "kaala": "day", "days": [ { "local_date": "1929-08-19", "window": { "start": { "local": "1929-08-19T05:36:53+08:00", "utc": "1929-08-18T21:36:53Z", "ms": -1273976587250.5286 }, "end": { "local": "1929-08-20T05:37:20+08:00", "utc": "1929-08-19T21:37:20Z", "ms": -1273890160056.9314 } }, "covered_min": 35, "window_min": 1440, "qualifies": true }, { "local_date": "1929-08-20", "window": { "start": { "local": "1929-08-20T05:37:20+08:00", "utc": "1929-08-19T21:37:20Z", "ms": -1273890160056.9314 }, "end": { "local": "1929-08-21T05:37:47+08:00", "utc": "1929-08-20T21:37:47Z", "ms": -1273803733058.9294 } }, "covered_min": 725, "window_min": 1440, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:16 on Mon 19 Aug to 17:42 on Tue 20 Aug. Its second half begins at 05:02 on Tue 20 Aug.", "fact": "1929-08-19T08:16:28Z → 1929-08-20T09:42:13Z · second half from 1929-08-19T21:02:18Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:37 on the 19th, and from 05:37 on the 20th.", "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 35 of 1440 minutes on the 19th and 725 of 1440 on the 20th.", "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 2102 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Fuzhou, 1929: Tuesday 20 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": "1929-08-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-20", "confidence": "boundary" } ], "quote": "In Fuzhou, Rakṣā Bandhana (Rakhi) 1929 falls on Tuesday 20 August. The second half of Pūrṇimā runs from 05:02 on Tue 20 Aug to 17:42 on Tue 20 Aug and falls on two days: 725 minutes of it on the 20th, 35 on the 19th; the rule does not say which to take, and the day that holds more of it is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/raksha-bandhana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13572, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-08-19T16:16:28+08:00", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T17:42:13+08:00", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-19T16:16:28+08:00", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T17:42:13+08:00", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-19", "window": { "start": { "local": "1929-08-19T11:42:16+08:00", "utc": "1929-08-19T03:42:16Z", "ms": -1273954663745.0728 }, "end": { "local": "1929-08-19T12:30:16+08:00", "utc": "1929-08-19T04:30:16Z", "ms": -1273951783745.0728 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-20", "window": { "start": { "local": "1929-08-20T11:42:02+08:00", "utc": "1929-08-20T03:42:02Z", "ms": -1273868277538.8599 }, "end": { "local": "1929-08-20T12:30:02+08:00", "utc": "1929-08-20T04:30:02Z", "ms": -1273865397538.8599 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:16 on Mon 19 Aug to 17:42 on Tue 20 Aug.", "fact": "1929-08-19T08:16:28Z → 1929-08-20T09:42:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 19th, 11:42–12:30 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā 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: unstated → only-day · margin 13572 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Fuzhou, 1929: Tuesday 20 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rishi-tarpana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Tarpaṇa 1929 falls on Tuesday 20 August. Pūrṇimā runs from 16:16 on Mon 19 Aug to 17:42 on Tue 20 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rishi-tarpana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2027, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-08-21T18:44:22+08:00", "utc": "1929-08-21T10:44:22Z", "ms": -1273756537912.503 }, "end": { "local": "1929-08-22T19:23:19+08:00", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-21T18:44:22+08:00", "utc": "1929-08-21T10:44:22Z", "ms": -1273756537912.503 }, "end": { "local": "1929-08-22T19:23:19+08:00", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-08-21", "window": { "start": { "local": "1929-08-21T19:25:14+08:00", "utc": "1929-08-21T11:25:14Z", "ms": -1273754086439.7144 }, "end": { "local": "1929-08-21T19:25:14+08:00", "utc": "1929-08-21T11:25:14Z", "ms": -1273754086439.7144 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-22", "window": { "start": { "local": "1929-08-22T19:57:06+08:00", "utc": "1929-08-22T11:57:06Z", "ms": -1273665774267.2234 }, "end": { "local": "1929-08-22T19:57:06+08:00", "utc": "1929-08-22T11:57:06Z", "ms": -1273665774267.2234 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 18:44 on Wed 21 Aug to 19:23 on Thu 22 Aug.", "fact": "1929-08-21T10:44:22Z → 1929-08-22T11:23:19Z" }, { "step": "kaala", "text": "Moonrise is at 19:25 on the 21st and 19:57 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā 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. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2027 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Fuzhou, 1929: Wednesday 21 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": "1929-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata 1929 falls on Wednesday 21 August. Dvitīyā runs from 18:44 on Wed 21 Aug to 19:23 on Thu 22 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ashunya-shayana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24826, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-08-22T19:23:19+08:00", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "end": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-22T19:23:19+08:00", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "end": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-22", "window": { "start": { "local": "1929-08-22T11:41:33+08:00", "utc": "1929-08-22T03:41:33Z", "ms": -1273695506547.3398 }, "end": { "local": "1929-08-22T12:29:33+08:00", "utc": "1929-08-22T04:29:33Z", "ms": -1273692626547.3398 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T11:41:18+08:00", "utc": "1929-08-23T03:41:18Z", "ms": -1273609121730.3943 }, "end": { "local": "1929-08-23T12:29:18+08:00", "utc": "1929-08-23T04:29:18Z", "ms": -1273606241730.3943 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:23 on Thu 22 Aug to 19:40 on Fri 23 Aug.", "fact": "1929-08-22T11:23:19Z → 1929-08-23T11:39:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 22nd, 11:41–12:29 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "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 24826 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Fuzhou, 1929: Friday 23 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": "1929-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Kajjalī Tṛtīyā (Kajari Teej) 1929 falls on Friday 23 August. Tṛtīyā runs from 19:23 on Thu 22 Aug to 19:40 on Fri 23 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/kajjali-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-08-23", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2919, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T19:33:16+08:00", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T19:33:16+08:00", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T20:28:15+08:00", "utc": "1929-08-23T12:28:15Z", "ms": -1273577505217.061 }, "end": { "local": "1929-08-23T20:28:15+08:00", "utc": "1929-08-23T12:28:15Z", "ms": -1273577505217.061 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-24", "window": { "start": { "local": "1929-08-24T20:59:56+08:00", "utc": "1929-08-24T12:59:56Z", "ms": -1273489204023.1768 }, "end": { "local": "1929-08-24T20:59:56+08:00", "utc": "1929-08-24T12:59:56Z", "ms": -1273489204023.1768 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:40 on Fri 23 Aug to 19:33 on Sat 24 Aug.", "fact": "1929-08-23T11:39:36Z → 1929-08-24T11:33:16Z" }, { "step": "kaala", "text": "Moonrise is at 20:28 on the 23rd and 21:00 on the 24th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 23rd and is not on the 24th.", "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 2919 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Friday 23 August.", "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": "1929-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Friday 23 August. Caturthī runs from 19:40 on Fri 23 Aug to 19:33 on Sat 24 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-08-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3737, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T19:33:16+08:00", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-23T19:39:36+08:00", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T19:33:16+08:00", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T15:57:17+08:00", "utc": "1929-08-23T07:57:17Z", "ms": -1273593762991.7603 }, "end": { "local": "1929-08-23T18:31:56+08:00", "utc": "1929-08-23T10:31:56Z", "ms": -1273584483832.671 } }, "covered_min": 0, "window_min": 155, "qualifies": false }, { "local_date": "1929-08-24", "window": { "start": { "local": "1929-08-24T15:56:36+08:00", "utc": "1929-08-24T07:56:36Z", "ms": -1273507403841.2368 }, "end": { "local": "1929-08-24T18:30:58+08:00", "utc": "1929-08-24T10:30:58Z", "ms": -1273498141505.961 } }, "covered_min": 154, "window_min": 154, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:40 on Fri 23 Aug to 19:33 on Sat 24 Aug.", "fact": "1929-08-23T11:39:36Z → 1929-08-24T11:33:16Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:57–18:32 on the 23rd, 15:57–18:31 on the 24th.", "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 155 minutes on the 23rd and 154 of 154 on the 24th.", "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 3737 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Fuzhou, 1929: Saturday 24 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": "1929-08-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Bahulā Caturthī 1929 falls on Saturday 24 August. Caturthī runs from 19:40 on Fri 23 Aug to 19:33 on Sat 24 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/bahula-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20483, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-08-25T19:03:43+08:00", "utc": "1929-08-25T11:03:43Z", "ms": -1273409777141.0654 }, "end": { "local": "1929-08-26T18:09:53+08:00", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-25T19:03:43+08:00", "utc": "1929-08-25T11:03:43Z", "ms": -1273409777141.0654 }, "end": { "local": "1929-08-26T18:09:53+08:00", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-25", "window": { "start": { "local": "1929-08-25T11:40:47+08:00", "utc": "1929-08-25T03:40:47Z", "ms": -1273436353371.9048 }, "end": { "local": "1929-08-25T12:28:47+08:00", "utc": "1929-08-25T04:28:47Z", "ms": -1273433473371.9048 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-26", "window": { "start": { "local": "1929-08-26T11:40:30+08:00", "utc": "1929-08-26T03:40:30Z", "ms": -1273349969796.914 }, "end": { "local": "1929-08-26T12:28:30+08:00", "utc": "1929-08-26T04:28:30Z", "ms": -1273347089796.914 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 19:04 on Sun 25 Aug to 18:10 on Mon 26 Aug.", "fact": "1929-08-25T11:03:43Z → 1929-08-26T10:09:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:41–12:29 on the 25th, 11:41–12:29 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20483 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Fuzhou, 1929: Monday 26 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": "1929-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Hala Ṣaṣṭhī 1929 falls on Monday 26 August. Ṣaṣṭhī runs from 19:04 on Sun 25 Aug to 18:10 on Mon 26 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/hala-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24582, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-08-27T16:50:45+08:00", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "end": { "local": "1929-08-28T15:05:57+08:00", "utc": "1929-08-28T07:05:57Z", "ms": -1273164843251.3008 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-27T16:50:45+08:00", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "end": { "local": "1929-08-28T15:05:57+08:00", "utc": "1929-08-28T07:05:57Z", "ms": -1273164843251.3008 } }, "kaala": "nishita", "days": [ { "local_date": "1929-08-27", "window": { "start": { "local": "1929-08-27T23:40:26+08:00", "utc": "1929-08-27T15:40:26Z", "ms": -1273220373697.523 }, "end": { "local": "1929-08-28T00:28:26+08:00", "utc": "1929-08-27T16:28:26Z", "ms": -1273217493697.523 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-28", "window": { "start": { "local": "1929-08-28T23:40:09+08:00", "utc": "1929-08-28T15:40:09Z", "ms": -1273133990938.436 }, "end": { "local": "1929-08-29T00:28:09+08:00", "utc": "1929-08-28T16:28:09Z", "ms": -1273131110938.436 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:51 on Tue 27 Aug to 15:06 on Wed 28 Aug.", "fact": "1929-08-27T08:50:45Z → 1929-08-28T07:05:57Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:40–00:28 on the 27th, 23:40–00:28 on the 28th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24582 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Fuzhou, 1929: Tuesday 27 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": "1929-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Janmāṣṭamī 1929 falls on Tuesday 27 August. Aṣṭamī runs from 16:51 on Tue 27 Aug to 15:06 on Wed 28 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/janmashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15751, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-08-26T18:09:53+08:00", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "end": { "local": "1929-08-27T16:50:45+08:00", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-26T18:09:53+08:00", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "end": { "local": "1929-08-27T16:50:45+08:00", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-26", "window": { "start": { "local": "1929-08-26T11:40:30+08:00", "utc": "1929-08-26T03:40:30Z", "ms": -1273349969796.914 }, "end": { "local": "1929-08-26T12:28:30+08:00", "utc": "1929-08-26T04:28:30Z", "ms": -1273347089796.914 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-27", "window": { "start": { "local": "1929-08-27T11:40:13+08:00", "utc": "1929-08-27T03:40:13Z", "ms": -1273263586602.606 }, "end": { "local": "1929-08-27T12:28:13+08:00", "utc": "1929-08-27T04:28:13Z", "ms": -1273260706602.606 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 18:10 on Mon 26 Aug to 16:51 on Tue 27 Aug.", "fact": "1929-08-26T10:09:53Z → 1929-08-27T08:50:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:41–12:29 on the 26th, 11:40–12:28 on the 27th.", "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 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 15751 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Fuzhou, 1929: Tuesday 27 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": "1929-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalā Saptamī 1929 falls on Tuesday 27 August. Saptamī runs from 18:10 on Mon 26 Aug to 16:51 on Tue 27 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shitala-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-08-31", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6800, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-08-30T10:24:45+08:00", "utc": "1929-08-30T02:24:45Z", "ms": -1273008914873.8855 }, "end": { "local": "1929-08-31T07:35:28+08:00", "utc": "1929-08-30T23:35:28Z", "ms": -1272932672189.092 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-30T10:24:45+08:00", "utc": "1929-08-30T02:24:45Z", "ms": -1273008914873.8855 }, "end": { "local": "1929-08-31T07:35:28+08:00", "utc": "1929-08-30T23:35:28Z", "ms": -1272932672189.092 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-30", "window": { "start": { "local": "1929-08-30T05:41:42+08:00", "utc": "1929-08-29T21:41:42Z", "ms": -1273025897823.7405 }, "end": { "local": "1929-08-30T05:41:42+08:00", "utc": "1929-08-29T21:41:42Z", "ms": -1273025897823.7405 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-08-31", "window": { "start": { "local": "1929-08-31T05:42:08+08:00", "utc": "1929-08-30T21:42:08Z", "ms": -1272939472422.1116 }, "end": { "local": "1929-08-31T05:42:08+08:00", "utc": "1929-08-30T21:42:08Z", "ms": -1272939472422.1116 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:25 on Fri 30 Aug to 07:35 on Sat 31 Aug.", "fact": "1929-08-30T02:24:45Z → 1929-08-30T23:35:28Z" }, { "step": "kaala", "text": "Sunrise is at 05:42 on the 30th and 05:42 on the 31st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 30th and is on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6800 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Fuzhou, 1929: Saturday 31 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": "1929-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Ajā Ekādaśī 1929 falls on Saturday 31 August. Ekādaśī runs from 10:25 on Fri 30 Aug to 07:35 on Sat 31 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-08-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-01", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20216, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-01T04:34:48+08:00", "utc": "1929-08-31T20:34:48Z", "ms": -1272857112050.7542 }, "end": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-01T04:34:48+08:00", "utc": "1929-08-31T20:34:48Z", "ms": -1272857112050.7542 }, "end": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-31", "window": { "start": { "local": "1929-08-31T18:23:58+08:00", "utc": "1929-08-31T10:23:58Z", "ms": -1272893762214.156 }, "end": { "local": "1929-08-31T19:54:26+08:00", "utc": "1929-08-31T11:54:26Z", "ms": -1272888333538.6548 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T18:22:56+08:00", "utc": "1929-09-01T10:22:56Z", "ms": -1272807424448.6223 }, "end": { "local": "1929-09-01T19:53:36+08:00", "utc": "1929-09-01T11:53:36Z", "ms": -1272801984121.8572 } }, "covered_min": 91, "window_min": 91, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:35 on Sun 1 Sep to 01:31 on Mon 2 Sep.", "fact": "1929-08-31T20:34:48Z → 1929-09-01T17:30:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:24–19:54 on the 31st, 18:23–19:54 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 31st and 91 of 91 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 20216 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Sunday 1 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": "1929-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Sunday 1 September. Trayodaśī runs from 04:35 on Sun 1 Sep to 01:31 on Mon 2 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-09-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-01", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 3815, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T22:31:32+08:00", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T22:31:32+08:00", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 } }, "kaala": "nishita", "days": [ { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T23:38:57+08:00", "utc": "1929-09-01T15:38:57Z", "ms": -1272788463223.2534 }, "end": { "local": "1929-09-02T00:26:57+08:00", "utc": "1929-09-01T16:26:57Z", "ms": -1272785583223.2534 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-02", "window": { "start": { "local": "1929-09-02T23:38:38+08:00", "utc": "1929-09-02T15:38:38Z", "ms": -1272702082058.4165 }, "end": { "local": "1929-09-03T00:26:38+08:00", "utc": "1929-09-02T16:26:38Z", "ms": -1272699202058.4165 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:31 on Mon 2 Sep to 22:32 on Mon 2 Sep.", "fact": "1929-09-01T17:30:32Z → 1929-09-02T14:31:32Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:39–00:27 on the 1st, 23:39–00:27 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 0 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": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 3815 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Sunday 1 September.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-01", "confidence": "boundary" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Sunday 1 September. Caturdaśī runs from 01:31 on Mon 2 Sep to 22:32 on Mon 2 Sep, and reaches niśītha on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-09-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9527, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T22:31:32+08:00", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-02T01:30:32+08:00", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T22:31:32+08:00", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T18:22:56+08:00", "utc": "1929-09-01T10:22:56Z", "ms": -1272807424448.6223 }, "end": { "local": "1929-09-01T19:53:36+08:00", "utc": "1929-09-01T11:53:36Z", "ms": -1272801984121.8572 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1929-09-02", "window": { "start": { "local": "1929-09-02T18:21:53+08:00", "utc": "1929-09-02T10:21:53Z", "ms": -1272721087147.7935 }, "end": { "local": "1929-09-02T19:52:45+08:00", "utc": "1929-09-02T11:52:45Z", "ms": -1272715635123.9597 } }, "covered_min": 91, "window_min": 91, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:31 on Mon 2 Sep to 22:32 on Mon 2 Sep.", "fact": "1929-09-01T17:30:32Z → 1929-09-02T14:31:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:23–19:54 on the 1st, 18:22–19:53 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 1st and 91 of 91 on the 2nd.", "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 9527 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Fuzhou, 1929: Monday 2 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Aghora Caturdaśī 1929 falls on Monday 2 September. Caturdaśī runs from 01:31 on Mon 2 Sep to 22:32 on Mon 2 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/aghora-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18114, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-09-03T19:47:23+08:00", "utc": "1929-09-03T11:47:23Z", "ms": -1272629557417.8003 }, "end": { "local": "1929-09-04T17:27:41+08:00", "utc": "1929-09-04T09:27:41Z", "ms": -1272551539346.1345 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-03T19:47:23+08:00", "utc": "1929-09-03T11:47:23Z", "ms": -1272629557417.8003 }, "end": { "local": "1929-09-04T17:27:41+08:00", "utc": "1929-09-04T09:27:41Z", "ms": -1272551539346.1345 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-03", "window": { "start": { "local": "1929-09-03T11:38:06+08:00", "utc": "1929-09-03T03:38:06Z", "ms": -1272658913629.662 }, "end": { "local": "1929-09-03T12:26:06+08:00", "utc": "1929-09-03T04:26:06Z", "ms": -1272656033629.662 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-04", "window": { "start": { "local": "1929-09-04T11:37:47+08:00", "utc": "1929-09-04T03:37:47Z", "ms": -1272572532956.3528 }, "end": { "local": "1929-09-04T12:25:47+08:00", "utc": "1929-09-04T04:25:47Z", "ms": -1272569652956.3528 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:47 on Tue 3 Sep to 17:28 on Wed 4 Sep.", "fact": "1929-09-03T11:47:23Z → 1929-09-04T09:27:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 3rd, 11:38–12:26 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 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: purvaviddha → only-day · margin 18114 s" }, { "step": "ruling", "text": "Rudra Vrata, Fuzhou, 1929: Wednesday 4 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Rudra Vrata 1929 falls on Wednesday 4 September. Pratipadā runs from 19:47 on Tue 3 Sep to 17:28 on Wed 4 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rudra-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7874, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-09-05T15:41:29+08:00", "utc": "1929-09-05T07:41:29Z", "ms": -1272471511358.1514 }, "end": { "local": "1929-09-06T14:36:21+08:00", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-05T15:41:29+08:00", "utc": "1929-09-05T07:41:29Z", "ms": -1272471511358.1514 }, "end": { "local": "1929-09-06T14:36:21+08:00", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-05", "window": { "start": { "local": "1929-09-05T11:37:27+08:00", "utc": "1929-09-05T03:37:27Z", "ms": -1272486152539.947 }, "end": { "local": "1929-09-05T12:25:27+08:00", "utc": "1929-09-05T04:25:27Z", "ms": -1272483272539.947 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-06", "window": { "start": { "local": "1929-09-06T11:37:08+08:00", "utc": "1929-09-06T03:37:08Z", "ms": -1272399772366.6133 }, "end": { "local": "1929-09-06T12:25:08+08:00", "utc": "1929-09-06T04:25:08Z", "ms": -1272396892366.6133 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 15:41 on Thu 5 Sep to 14:36 on Fri 6 Sep.", "fact": "1929-09-05T07:41:29Z → 1929-09-06T06:36:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 5th, 11:37–12:25 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7874 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Fuzhou, 1929: Friday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Haritālikā Vrata (Hartalika Teej) 1929 falls on Friday 6 September. Tṛtīyā runs from 15:41 on Thu 5 Sep to 14:36 on Fri 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/haritalika-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6758, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-09-06T14:36:21+08:00", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "end": { "local": "1929-09-07T14:17:26+08:00", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-06T14:36:21+08:00", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "end": { "local": "1929-09-07T14:17:26+08:00", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-06", "window": { "start": { "local": "1929-09-06T11:37:08+08:00", "utc": "1929-09-06T03:37:08Z", "ms": -1272399772366.6133 }, "end": { "local": "1929-09-06T12:25:08+08:00", "utc": "1929-09-06T04:25:08Z", "ms": -1272396892366.6133 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-07", "window": { "start": { "local": "1929-09-07T11:36:48+08:00", "utc": "1929-09-07T03:36:48Z", "ms": -1272313392421.4272 }, "end": { "local": "1929-09-07T12:24:48+08:00", "utc": "1929-09-07T04:24:48Z", "ms": -1272310512421.4272 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:36 on Fri 6 Sep to 14:17 on Sat 7 Sep.", "fact": "1929-09-06T06:36:21Z → 1929-09-07T06:17:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 6th, 11:37–12:25 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 0 of 48 minutes on the 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6758 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Fuzhou, 1929: Saturday 7 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Caturthī 1929 falls on Saturday 7 September. Caturthī runs from 14:36 on Fri 6 Sep to 14:17 on Sat 7 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ganesha-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6758, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-09-07T14:17:26+08:00", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "end": { "local": "1929-09-08T14:46:15+08:00", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-07T14:17:26+08:00", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "end": { "local": "1929-09-08T14:46:15+08:00", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-07", "window": { "start": { "local": "1929-09-07T11:36:48+08:00", "utc": "1929-09-07T03:36:48Z", "ms": -1272313392421.4272 }, "end": { "local": "1929-09-07T12:24:48+08:00", "utc": "1929-09-07T04:24:48Z", "ms": -1272310512421.4272 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-08", "window": { "start": { "local": "1929-09-08T11:36:27+08:00", "utc": "1929-09-08T03:36:27Z", "ms": -1272227012688.4414 }, "end": { "local": "1929-09-08T12:24:27+08:00", "utc": "1929-09-08T04:24:27Z", "ms": -1272224132688.4414 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:17 on Sat 7 Sep to 14:46 on Sun 8 Sep.", "fact": "1929-09-07T06:17:26Z → 1929-09-08T06:46:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 7th, 11:36–12:24 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 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: disputed → only-day · margin 6758 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Fuzhou, 1929: Sunday 8 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": "1929-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Pañcamī 1929 falls on Sunday 8 September. Pañcamī runs from 14:17 on Sat 7 Sep to 14:46 on Sun 8 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rishi-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8508, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-09-08T14:46:15+08:00", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "end": { "local": "1929-09-09T15:59:59+08:00", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-08T14:46:15+08:00", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "end": { "local": "1929-09-09T15:59:59+08:00", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-08", "window": { "start": { "local": "1929-09-08T11:36:27+08:00", "utc": "1929-09-08T03:36:27Z", "ms": -1272227012688.4414 }, "end": { "local": "1929-09-08T12:24:27+08:00", "utc": "1929-09-08T04:24:27Z", "ms": -1272224132688.4414 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-09", "window": { "start": { "local": "1929-09-09T11:36:07+08:00", "utc": "1929-09-09T03:36:07Z", "ms": -1272140633150.7388 }, "end": { "local": "1929-09-09T12:24:07+08:00", "utc": "1929-09-09T04:24:07Z", "ms": -1272137753150.7388 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:46 on Sun 8 Sep to 16:00 on Mon 9 Sep.", "fact": "1929-09-08T06:46:15Z → 1929-09-09T07:59:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 8th, 11:36–12:24 on the 9th.", "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 8th and 48 of 48 on the 9th.", "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 8508 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Fuzhou, 1929: Monday 9 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": "1929-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Bhādrapada) 1929 falls on Monday 9 September. Ṣaṣṭhī runs from 14:46 on Sun 8 Sep to 16:00 on Mon 9 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/surya-shashthi-bhadrapada", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12952, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-09-09T15:59:59+08:00", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "end": { "local": "1929-09-10T17:51:03+08:00", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-09T15:59:59+08:00", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "end": { "local": "1929-09-10T17:51:03+08:00", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-09", "window": { "start": { "local": "1929-09-09T11:36:07+08:00", "utc": "1929-09-09T03:36:07Z", "ms": -1272140633150.7388 }, "end": { "local": "1929-09-09T12:24:07+08:00", "utc": "1929-09-09T04:24:07Z", "ms": -1272137753150.7388 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-10", "window": { "start": { "local": "1929-09-10T11:35:46+08:00", "utc": "1929-09-10T03:35:46Z", "ms": -1272054253790.5142 }, "end": { "local": "1929-09-10T12:23:46+08:00", "utc": "1929-09-10T04:23:46Z", "ms": -1272051373790.5142 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 16:00 on Mon 9 Sep to 17:51 on Tue 10 Sep.", "fact": "1929-09-09T07:59:59Z → 1929-09-10T09:51:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 9th, 11:36–12:24 on the 10th.", "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 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12952 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Fuzhou, 1929: Tuesday 10 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": "1929-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Muktābharaṇa Vrata 1929 falls on Tuesday 10 September. Saptamī runs from 16:00 on Mon 9 Sep to 17:51 on Tue 10 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/muktabharana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19636, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-10T17:51:03+08:00", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "end": { "local": "1929-09-11T20:07:45+08:00", "utc": "1929-09-11T12:07:45Z", "ms": -1271937134625.6348 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-10T17:51:03+08:00", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "end": { "local": "1929-09-11T20:07:45+08:00", "utc": "1929-09-11T12:07:45Z", "ms": -1271937134625.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-10", "window": { "start": { "local": "1929-09-10T11:35:46+08:00", "utc": "1929-09-10T03:35:46Z", "ms": -1272054253790.5142 }, "end": { "local": "1929-09-10T12:23:46+08:00", "utc": "1929-09-10T04:23:46Z", "ms": -1272051373790.5142 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-11", "window": { "start": { "local": "1929-09-11T11:35:25+08:00", "utc": "1929-09-11T03:35:25Z", "ms": -1271967874588.9404 }, "end": { "local": "1929-09-11T12:23:25+08:00", "utc": "1929-09-11T04:23:25Z", "ms": -1271964994588.9404 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 17:51 on Tue 10 Sep to 20:08 on Wed 11 Sep.", "fact": "1929-09-10T09:51:03Z → 1929-09-11T12:07:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 10th, 11:35–12:23 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 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19636 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Fuzhou, 1929: Wednesday 11 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": "1929-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Rādhāṣṭamī 1929 falls on Wednesday 11 September. Aṣṭamī runs from 17:51 on Tue 10 Sep to 20:08 on Wed 11 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/radhashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-09-14", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9409, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-09-14T01:01:20+08:00", "utc": "1929-09-13T17:01:20Z", "ms": -1271746719538.075 }, "end": { "local": "1929-09-15T03:11:27+08:00", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-14T01:01:20+08:00", "utc": "1929-09-13T17:01:20Z", "ms": -1271746719538.075 }, "end": { "local": "1929-09-15T03:11:27+08:00", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-09-14", "window": { "start": { "local": "1929-09-14T05:47:52+08:00", "utc": "1929-09-13T21:47:52Z", "ms": -1271729527986.3027 }, "end": { "local": "1929-09-14T05:47:52+08:00", "utc": "1929-09-13T21:47:52Z", "ms": -1271729527986.3027 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T05:48:16+08:00", "utc": "1929-09-14T21:48:16Z", "ms": -1271643103860.842 }, "end": { "local": "1929-09-15T05:48:16+08:00", "utc": "1929-09-14T21:48:16Z", "ms": -1271643103860.842 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:01 on Sat 14 Sep to 03:11 on Sun 15 Sep.", "fact": "1929-09-13T17:01:20Z → 1929-09-14T19:11:27Z" }, { "step": "kaala", "text": "Sunrise is at 05:48 on the 14th and 05:48 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 9409 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Fuzhou, 1929: Saturday 14 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": "1929-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Parivartanī Ekādaśī 1929 falls on Saturday 14 September. Ekādaśī runs from 01:01 on Sat 14 Sep to 03:11 on Sun 15 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-09-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23779, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-09-15T03:11:27+08:00", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "end": { "local": "1929-09-16T04:57:20+08:00", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-15T03:11:27+08:00", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "end": { "local": "1929-09-16T04:57:20+08:00", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T11:34:01+08:00", "utc": "1929-09-15T03:34:01Z", "ms": -1271622358978.9822 }, "end": { "local": "1929-09-15T12:22:01+08:00", "utc": "1929-09-15T04:22:01Z", "ms": -1271619478978.9822 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-16", "window": { "start": { "local": "1929-09-16T11:33:40+08:00", "utc": "1929-09-16T03:33:40Z", "ms": -1271535980271.7034 }, "end": { "local": "1929-09-16T12:21:40+08:00", "utc": "1929-09-16T04:21:40Z", "ms": -1271533100271.7034 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 03:11 on Sun 15 Sep to 04:57 on Mon 16 Sep.", "fact": "1929-09-14T19:11:27Z → 1929-09-15T20:57:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:34–12:22 on the 15th, 11:34–12:22 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23779 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Fuzhou, 1929: Sunday 15 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": "1929-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Vāmana Jayantī 1929 falls on Sunday 15 September. Dvādaśī runs from 03:11 on Sun 15 Sep to 04:57 on Mon 16 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vamana-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-16", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33367, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-16T04:57:20+08:00", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "end": { "local": "1929-09-17T06:13:57+08:00", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-16T04:57:20+08:00", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "end": { "local": "1929-09-17T06:13:57+08:00", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T18:07:46+08:00", "utc": "1929-09-15T10:07:46Z", "ms": -1271598734097.1223 }, "end": { "local": "1929-09-15T19:41:13+08:00", "utc": "1929-09-15T11:41:13Z", "ms": -1271593126848.7036 } }, "covered_min": 0, "window_min": 93, "qualifies": false }, { "local_date": "1929-09-16", "window": { "start": { "local": "1929-09-16T18:06:39+08:00", "utc": "1929-09-16T10:06:39Z", "ms": -1271512400809.4238 }, "end": { "local": "1929-09-16T19:40:19+08:00", "utc": "1929-09-16T11:40:19Z", "ms": -1271506781446.8132 } }, "covered_min": 94, "window_min": 94, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:57 on Mon 16 Sep to 06:14 on Tue 17 Sep.", "fact": "1929-09-15T20:57:20Z → 1929-09-16T22:13:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:08–19:41 on the 15th, 18:07–19:40 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 93 minutes on the 15th and 94 of 94 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 33367 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Monday 16 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": "1929-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Monday 16 September. Trayodaśī runs from 04:57 on Mon 16 Sep to 06:14 on Tue 17 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-17", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1492, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-17T06:13:57+08:00", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "end": { "local": "1929-09-18T06:59:42+08:00", "utc": "1929-09-17T22:59:42Z", "ms": -1271379617569.2336 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-17T06:13:57+08:00", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "end": { "local": "1929-09-18T06:59:42+08:00", "utc": "1929-09-17T22:59:42Z", "ms": -1271379617569.2336 } }, "kaala": "udaya-3", "days": [ { "local_date": "1929-09-17", "window": { "start": { "local": "1929-09-17T05:49:04+08:00", "utc": "1929-09-16T21:49:04Z", "ms": -1271470255589.845 }, "end": { "local": "1929-09-17T08:16:22+08:00", "utc": "1929-09-17T00:16:22Z", "ms": -1271461417993.5828 } }, "covered_min": 122, "window_min": 147, "qualifies": false }, { "local_date": "1929-09-18", "window": { "start": { "local": "1929-09-18T05:49:29+08:00", "utc": "1929-09-17T21:49:29Z", "ms": -1271383831411.7153 }, "end": { "local": "1929-09-18T08:16:28+08:00", "utc": "1929-09-18T00:16:28Z", "ms": -1271375012022.5503 } }, "covered_min": 70, "window_min": 147, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:14 on Tue 17 Sep to 07:00 on Wed 18 Sep.", "fact": "1929-09-16T22:13:57Z → 1929-09-17T22:59:42Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:49–08:16 on the 17th, 05:49–08:16 on the 18th.", "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 122 of 147 minutes on the 17th and 70 of 147 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1492 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Fuzhou, 1929: Tuesday 17 September.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "ananta-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Ananta caturdasi (covering three muhurtas from sunrise, but one muhurta in Bengal)." } ], "not_evaluated": "In Bengal the row asks for one muhūrta from sunrise; that reading is not applied.", "kaala": "udaya-3", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-17", "confidence": "boundary" } ], "quote": "In Fuzhou, Ananta Caturdaśī 1929 falls on Tuesday 17 September. Caturdaśī runs from 06:14 on Tue 17 Sep to 07:00 on Wed 18 Sep, and reaches the first three muhūrtas after sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ananta-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-09-22", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29328, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-09-22T05:33:31+08:00", "utc": "1929-09-21T21:33:31Z", "ms": -1271039188913.6543 }, "end": { "local": "1929-09-23T04:19:41+08:00", "utc": "1929-09-22T20:19:41Z", "ms": -1270957218816.8748 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-22T05:33:31+08:00", "utc": "1929-09-21T21:33:31Z", "ms": -1271039188913.6543 }, "end": { "local": "1929-09-23T04:19:41+08:00", "utc": "1929-09-22T20:19:41Z", "ms": -1270957218816.8748 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-21", "window": { "start": { "local": "1929-09-21T19:34:37+08:00", "utc": "1929-09-21T11:34:37Z", "ms": -1271075122920.5466 }, "end": { "local": "1929-09-21T19:34:37+08:00", "utc": "1929-09-21T11:34:37Z", "ms": -1271075122920.5466 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-22", "window": { "start": { "local": "1929-09-22T20:10:53+08:00", "utc": "1929-09-22T12:10:53Z", "ms": -1270986546664.6748 }, "end": { "local": "1929-09-22T20:10:53+08:00", "utc": "1929-09-22T12:10:53Z", "ms": -1270986546664.6748 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:34 on Sun 22 Sep to 04:20 on Mon 23 Sep.", "fact": "1929-09-21T21:33:31Z → 1929-09-22T20:19:41Z" }, { "step": "kaala", "text": "Moonrise is at 19:35 on the 21st and 20:11 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 21st and is 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 29328 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Sunday 22 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": "1929-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Sunday 22 September. Caturthī runs from 05:34 on Sun 22 Sep to 04:20 on Mon 23 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-09-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12441, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-09-24T02:49:59+08:00", "utc": "1929-09-23T18:49:59Z", "ms": -1270876201452.829 }, "end": { "local": "1929-09-25T01:06:01+08:00", "utc": "1929-09-24T17:06:01Z", "ms": -1270796038517.7249 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-24T02:49:59+08:00", "utc": "1929-09-23T18:49:59Z", "ms": -1270876201452.829 }, "end": { "local": "1929-09-25T01:06:01+08:00", "utc": "1929-09-24T17:06:01Z", "ms": -1270796038517.7249 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-23", "window": { "start": { "local": "1929-09-23T20:51:43+08:00", "utc": "1929-09-23T12:51:43Z", "ms": -1270897696501.7654 }, "end": { "local": "1929-09-23T20:51:43+08:00", "utc": "1929-09-23T12:51:43Z", "ms": -1270897696501.7654 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-24", "window": { "start": { "local": "1929-09-24T21:38:41+08:00", "utc": "1929-09-24T13:38:41Z", "ms": -1270808479352.574 }, "end": { "local": "1929-09-24T21:38:41+08:00", "utc": "1929-09-24T13:38:41Z", "ms": -1270808479352.574 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 02:50 on Tue 24 Sep to 01:06 on Wed 25 Sep.", "fact": "1929-09-23T18:49:59Z → 1929-09-24T17:06:01Z" }, { "step": "kaala", "text": "Moonrise is at 20:52 on the 23rd and 21:39 on the 24th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 23rd and is on the 24th.", "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 12441 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Fuzhou, 1929: Tuesday 24 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": "1929-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Candra Ṣaṣṭhī 1929 falls on Tuesday 24 September. Ṣaṣṭhī runs from 02:50 on Tue 24 Sep to 01:06 on Wed 25 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/chandra-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-25", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2193, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-25T23:09:18+08:00", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T21:01:32+08:00", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-25T23:09:18+08:00", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T21:01:32+08:00", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-25", "window": { "start": { "local": "1929-09-25T22:32:45+08:00", "utc": "1929-09-25T14:32:45Z", "ms": -1270718834605.01 }, "end": { "local": "1929-09-25T22:32:45+08:00", "utc": "1929-09-25T14:32:45Z", "ms": -1270718834605.01 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-26", "window": { "start": { "local": "1929-09-26T23:33:41+08:00", "utc": "1929-09-26T15:33:41Z", "ms": -1270628778708.0173 }, "end": { "local": "1929-09-26T23:33:41+08:00", "utc": "1929-09-26T15:33:41Z", "ms": -1270628778708.0173 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 23:09 on Wed 25 Sep to 21:02 on Thu 26 Sep.", "fact": "1929-09-25T15:09:18Z → 1929-09-26T13:01:32Z" }, { "step": "kaala", "text": "Moonrise is at 22:33 on the 25th and 23:34 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 2193 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Fuzhou, 1929: Wednesday 25 September.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1929-09-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-25", "confidence": "boundary" } ], "quote": "In Fuzhou, Mahālakṣmī Vrata Samāpana 1929 falls on Wednesday 25 September. Aṣṭamī runs from 23:09 on Wed 25 Sep to 21:02 on Thu 26 Sep, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mahalakshmi-vrata-samapana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5418, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-25T23:09:18+08:00", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T21:01:32+08:00", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-25T23:09:18+08:00", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T21:01:32+08:00", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-25", "window": { "start": { "local": "1929-09-25T17:56:38+08:00", "utc": "1929-09-25T09:56:38Z", "ms": -1270735401672.5203 }, "end": { "local": "1929-09-25T19:32:07+08:00", "utc": "1929-09-25T11:32:07Z", "ms": -1270729672727.473 } }, "covered_min": 0, "window_min": 95, "qualifies": false }, { "local_date": "1929-09-26", "window": { "start": { "local": "1929-09-26T17:55:32+08:00", "utc": "1929-09-26T09:55:32Z", "ms": -1270649067958.2805 }, "end": { "local": "1929-09-26T19:31:13+08:00", "utc": "1929-09-26T11:31:13Z", "ms": -1270643326802.3953 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 23:09 on Wed 25 Sep to 21:02 on Thu 26 Sep.", "fact": "1929-09-25T15:09:18Z → 1929-09-26T13:01:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:57–19:32 on the 25th, 17:56–19:31 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 0 of 95 minutes on the 25th and 96 of 96 on the 26th.", "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 5418 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Fuzhou, 1929: Thursday 26 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": "1929-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Jitāṣṭamī (Jitiya) 1929 falls on Thursday 26 September. Aṣṭamī runs from 23:09 on Wed 25 Sep to 21:02 on Thu 26 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/jitashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-09-29", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29170, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-09-28T16:23:08+08:00", "utc": "1929-09-28T08:23:08Z", "ms": -1270481811881.2852 }, "end": { "local": "1929-09-29T14:00:12+08:00", "utc": "1929-09-29T06:00:12Z", "ms": -1270403987614.3845 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-28T16:23:08+08:00", "utc": "1929-09-28T08:23:08Z", "ms": -1270481811881.2852 }, "end": { "local": "1929-09-29T14:00:12+08:00", "utc": "1929-09-29T06:00:12Z", "ms": -1270403987614.3845 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-09-28", "window": { "start": { "local": "1929-09-28T05:53:36+08:00", "utc": "1929-09-27T21:53:36Z", "ms": -1270519583788.2104 }, "end": { "local": "1929-09-28T05:53:36+08:00", "utc": "1929-09-27T21:53:36Z", "ms": -1270519583788.2104 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-29", "window": { "start": { "local": "1929-09-29T05:54:02+08:00", "utc": "1929-09-28T21:54:02Z", "ms": -1270433158069.8345 }, "end": { "local": "1929-09-29T05:54:02+08:00", "utc": "1929-09-28T21:54:02Z", "ms": -1270433158069.8345 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:23 on Sat 28 Sep to 14:00 on Sun 29 Sep.", "fact": "1929-09-28T08:23:08Z → 1929-09-29T06:00:12Z" }, { "step": "kaala", "text": "Sunrise is at 05:54 on the 28th and 05:54 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 28th and is 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 29170 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Fuzhou, 1929: Sunday 29 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": "1929-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Indirā Ekādaśī 1929 falls on Sunday 29 September. Ekādaśī runs from 16:23 on Sat 28 Sep to 14:00 on Sun 29 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-09-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-30", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22166, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-30T11:41:43+08:00", "utc": "1929-09-30T03:41:43Z", "ms": -1270325896697.5415 }, "end": { "local": "1929-10-01T09:34:04+08:00", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-30T11:41:43+08:00", "utc": "1929-09-30T03:41:43Z", "ms": -1270325896697.5415 }, "end": { "local": "1929-10-01T09:34:04+08:00", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-30", "window": { "start": { "local": "1929-09-30T17:51:09+08:00", "utc": "1929-09-30T09:51:09Z", "ms": -1270303730856.4297 }, "end": { "local": "1929-09-30T19:27:39+08:00", "utc": "1929-09-30T11:27:39Z", "ms": -1270297940867.3372 } }, "covered_min": 96, "window_min": 96, "qualifies": true }, { "local_date": "1929-10-01", "window": { "start": { "local": "1929-10-01T17:50:04+08:00", "utc": "1929-10-01T09:50:04Z", "ms": -1270217395892.4062 }, "end": { "local": "1929-10-01T19:26:46+08:00", "utc": "1929-10-01T11:26:46Z", "ms": -1270211593707.5403 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:42 on Mon 30 Sep to 09:34 on Tue 1 Oct.", "fact": "1929-09-30T03:41:43Z → 1929-10-01T01:34:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:51–19:28 on the 30th, 17:50–19:27 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 96 of 96 minutes on the 30th and 0 of 97 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 22166 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Monday 30 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": "1929-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Monday 30 September. Trayodaśī runs from 11:42 on Mon 30 Sep to 09:34 on Tue 1 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-09-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-10-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26849, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-01T09:34:04+08:00", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "end": { "local": "1929-10-02T07:44:11+08:00", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-01T09:34:04+08:00", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "end": { "local": "1929-10-02T07:44:11+08:00", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 } }, "kaala": "nishita", "days": [ { "local_date": "1929-09-30", "window": { "start": { "local": "1929-09-30T23:29:02+08:00", "utc": "1929-09-30T15:29:02Z", "ms": -1270283458397.3325 }, "end": { "local": "1929-10-01T00:17:02+08:00", "utc": "1929-09-30T16:17:02Z", "ms": -1270280578397.3325 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-10-01", "window": { "start": { "local": "1929-10-01T23:28:42+08:00", "utc": "1929-10-01T15:28:42Z", "ms": -1270197077699.1592 }, "end": { "local": "1929-10-02T00:16:42+08:00", "utc": "1929-10-01T16:16:42Z", "ms": -1270194197699.1592 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 09:34 on Tue 1 Oct to 07:44 on Wed 2 Oct.", "fact": "1929-10-01T01:34:04Z → 1929-10-01T23:44:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:29–00:17 on the 30th, 23:29–00:17 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 30th 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 26849 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Tuesday 1 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": "1929-10-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Tuesday 1 October. Caturdaśī runs from 09:34 on Tue 1 Oct to 07:44 on Wed 2 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-10-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19161, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-02T07:44:11+08:00", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "end": { "local": "1929-10-03T06:19:11+08:00", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-02T07:44:11+08:00", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "end": { "local": "1929-10-03T06:19:11+08:00", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 } }, "kaala": "aparahna", "days": [ { "local_date": "1929-10-02", "window": { "start": { "local": "1929-10-02T13:03:32+08:00", "utc": "1929-10-02T05:03:32Z", "ms": -1270148188164.803 }, "end": { "local": "1929-10-02T15:26:16+08:00", "utc": "1929-10-02T07:26:16Z", "ms": -1270139624384.433 } }, "covered_min": 143, "window_min": 143, "qualifies": true }, { "local_date": "1929-10-03", "window": { "start": { "local": "1929-10-03T13:03:04+08:00", "utc": "1929-10-03T05:03:04Z", "ms": -1270061816107.4185 }, "end": { "local": "1929-10-03T15:25:29+08:00", "utc": "1929-10-03T07:25:29Z", "ms": -1270053270537.4146 } }, "covered_min": 0, "window_min": 142, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 07:44 on Wed 2 Oct to 06:19 on Thu 3 Oct.", "fact": "1929-10-01T23:44:11Z → 1929-10-02T22:19:11Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:04–15:26 on the 2nd, 13:03–15:25 on the 3rd.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 143 of 143 minutes on the 2nd and 0 of 142 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19161 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Fuzhou, 1929: Wednesday 2 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālaya Amāvāsyā 1929 falls on Wednesday 2 October. Amāvasyā runs from 07:44 on Wed 2 Oct to 06:19 on Thu 3 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mahalaya-amavasya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18520, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-10-03T06:19:11+08:00", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "end": { "local": "1929-10-04T05:25:41+08:00", "utc": "1929-10-03T21:25:41Z", "ms": -1270002859393.532 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-03T06:19:11+08:00", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "end": { "local": "1929-10-04T05:25:41+08:00", "utc": "1929-10-03T21:25:41Z", "ms": -1270002859393.532 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-03", "window": { "start": { "local": "1929-10-03T11:27:51+08:00", "utc": "1929-10-03T03:27:51Z", "ms": -1270067528892.4204 }, "end": { "local": "1929-10-03T12:15:51+08:00", "utc": "1929-10-03T04:15:51Z", "ms": -1270064648892.4204 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-04", "window": { "start": { "local": "1929-10-04T11:27:33+08:00", "utc": "1929-10-04T03:27:33Z", "ms": -1269981147411.2646 }, "end": { "local": "1929-10-04T12:15:33+08:00", "utc": "1929-10-04T04:15:33Z", "ms": -1269978267411.2646 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 06:19 on Thu 3 Oct to 05:26 on Fri 4 Oct.", "fact": "1929-10-02T22:19:11Z → 1929-10-03T21:25:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:28–12:16 on the 3rd, 11:28–12:16 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 18520 s" }, { "step": "ruling", "text": "Navarātrārambha, Fuzhou, 1929: Thursday 3 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Navratri) 1929 falls on Thursday 3 October. Pratipadā runs from 06:19 on Thu 3 Oct to 05:26 on Fri 4 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/navaratra-arambha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-10-06", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17434, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-06T05:32:27+08:00", "utc": "1929-10-05T21:32:27Z", "ms": -1269829652678.0764 }, "end": { "local": "1929-10-07T06:36:05+08:00", "utc": "1929-10-06T22:36:05Z", "ms": -1269739434878.3987 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-06T05:32:27+08:00", "utc": "1929-10-05T21:32:27Z", "ms": -1269829652678.0764 }, "end": { "local": "1929-10-07T06:36:05+08:00", "utc": "1929-10-06T22:36:05Z", "ms": -1269739434878.3987 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-06", "window": { "start": { "local": "1929-10-06T11:26:57+08:00", "utc": "1929-10-06T03:26:57Z", "ms": -1269808383426.6077 }, "end": { "local": "1929-10-06T12:14:57+08:00", "utc": "1929-10-06T04:14:57Z", "ms": -1269805503426.6077 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-07", "window": { "start": { "local": "1929-10-07T11:26:39+08:00", "utc": "1929-10-07T03:26:39Z", "ms": -1269722000888.87 }, "end": { "local": "1929-10-07T12:14:39+08:00", "utc": "1929-10-07T04:14:39Z", "ms": -1269719120888.87 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:32 on Sun 6 Oct to 06:36 on Mon 7 Oct.", "fact": "1929-10-05T21:32:27Z → 1929-10-06T22:36:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 6th, 11:27–12:15 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 17434 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Sunday 6 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": "1929-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Sunday 6 October. Caturthī runs from 05:32 on Sun 6 Oct to 06:36 on Mon 7 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-10-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13161, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-10-09T10:24:47+08:00", "utc": "1929-10-09T02:24:47Z", "ms": -1269552913057.2788 }, "end": { "local": "1929-10-10T12:50:18+08:00", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-09T10:24:47+08:00", "utc": "1929-10-09T02:24:47Z", "ms": -1269552913057.2788 }, "end": { "local": "1929-10-10T12:50:18+08:00", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 } }, "kaala": "udaya-1", "days": [ { "local_date": "1929-10-09", "window": { "start": { "local": "1929-10-09T05:58:33+08:00", "utc": "1929-10-08T21:58:33Z", "ms": -1269568886820.4065 }, "end": { "local": "1929-10-09T06:45:25+08:00", "utc": "1929-10-08T22:45:25Z", "ms": -1269566074528.8633 } }, "covered_min": 0, "window_min": 47, "qualifies": false }, { "local_date": "1929-10-10", "window": { "start": { "local": "1929-10-10T05:59:02+08:00", "utc": "1929-10-09T21:59:02Z", "ms": -1269482458090.7043 }, "end": { "local": "1929-10-10T06:45:48+08:00", "utc": "1929-10-09T22:45:48Z", "ms": -1269479651795.9307 } }, "covered_min": 47, "window_min": 47, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 10:25 on Wed 9 Oct to 12:50 on Thu 10 Oct.", "fact": "1929-10-09T02:24:47Z → 1929-10-10T04:50:18Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 05:59–06:45 on the 9th, 05:59–06:46 on the 10th.", "fact": "udaya-1: day-muhurta-1-1 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must hold through the first muhūrta after sunrise. It covers 0 of 47 minutes on the 9th and 47 of 47 on the 10th.", "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 13161 s" }, { "step": "ruling", "text": "Durgā Saptamī, Fuzhou, 1929: Thursday 10 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": "1929-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Saptamī 1929 falls on Thursday 10 October. Saptamī runs from 10:25 on Wed 9 Oct to 12:50 on Thu 10 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1929/durga-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2189, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-10-10T12:50:18+08:00", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "end": { "local": "1929-10-11T15:18:49+08:00", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-10T12:50:18+08:00", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "end": { "local": "1929-10-11T15:18:49+08:00", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-10", "window": { "start": { "local": "1929-10-10T11:25:49+08:00", "utc": "1929-10-10T03:25:49Z", "ms": -1269462850879.901 }, "end": { "local": "1929-10-10T12:13:49+08:00", "utc": "1929-10-10T04:13:49Z", "ms": -1269459970879.901 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-10-11", "window": { "start": { "local": "1929-10-11T11:25:33+08:00", "utc": "1929-10-11T03:25:33Z", "ms": -1269376466683.4365 }, "end": { "local": "1929-10-11T12:13:33+08:00", "utc": "1929-10-11T04:13:33Z", "ms": -1269373586683.4365 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 12:50 on Thu 10 Oct to 15:19 on Fri 11 Oct.", "fact": "1929-10-10T04:50:18Z → 1929-10-11T07:18:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 10th, 11:26–12:14 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 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2189 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Fuzhou, 1929: Friday 11 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": "1929-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāṣṭamī (Durga Ashtami) 1929 falls on Friday 11 October. Aṣṭamī runs from 12:50 on Thu 10 Oct to 15:19 on Fri 11 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mahashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11116, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-10-11T15:18:49+08:00", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "end": { "local": "1929-10-12T17:36:09+08:00", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-11T15:18:49+08:00", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "end": { "local": "1929-10-12T17:36:09+08:00", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-11", "window": { "start": { "local": "1929-10-11T11:25:33+08:00", "utc": "1929-10-11T03:25:33Z", "ms": -1269376466683.4365 }, "end": { "local": "1929-10-11T12:13:33+08:00", "utc": "1929-10-11T04:13:33Z", "ms": -1269373586683.4365 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-10-12", "window": { "start": { "local": "1929-10-12T11:25:18+08:00", "utc": "1929-10-12T03:25:18Z", "ms": -1269290082025.4316 }, "end": { "local": "1929-10-12T12:13:18+08:00", "utc": "1929-10-12T04:13:18Z", "ms": -1269287202025.4316 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 15:19 on Fri 11 Oct to 17:36 on Sat 12 Oct.", "fact": "1929-10-11T07:18:49Z → 1929-10-12T09:36:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 11th, 11:25–12:13 on the 12th.", "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 11th and 48 of 48 on the 12th.", "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 11116 s" }, { "step": "ruling", "text": "Mahānavamī, Fuzhou, 1929: Saturday 12 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": "1929-10-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahānavamī 1929 falls on Saturday 12 October. Navamī runs from 15:19 on Fri 11 Oct to 17:36 on Sat 12 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mahanavami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-13", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 147, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1929-10-12T17:36:09+08:00", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "end": { "local": "1929-10-13T19:29:56+08:00", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "1929-10-12T17:36:09+08:00", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "end": { "local": "1929-10-13T12:43:35+08:00", "utc": "1929-10-13T04:43:35Z", "ms": -1269198984968.9556 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "1929-10-12T10:11:17+08:00", "utc": "1929-10-12T02:11:17Z", "ms": -1269294523268.7432 }, "end": { "local": "1929-10-13T12:43:35+08:00", "utc": "1929-10-13T04:43:35Z", "ms": -1269198984968.9556 } } }, "kaala": "daytime", "days": [ { "local_date": "1929-10-12", "window": { "start": { "local": "1929-10-12T06:00:00+08:00", "utc": "1929-10-11T22:00:00Z", "ms": -1269309599630.7566 }, "end": { "local": "1929-10-12T17:38:36+08:00", "utc": "1929-10-12T09:38:36Z", "ms": -1269267684420.1067 } }, "covered_min": 2, "window_min": 699, "qualifies": true }, { "local_date": "1929-10-13", "window": { "start": { "local": "1929-10-13T06:00:30+08:00", "utc": "1929-10-12T22:00:30Z", "ms": -1269223169879.7417 }, "end": { "local": "1929-10-13T17:37:36+08:00", "utc": "1929-10-13T09:37:36Z", "ms": -1269181343893.5525 } }, "covered_min": 403, "window_min": 697, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Daśamī runs from 17:36 on Sat 12 Oct to 19:30 on Sun 13 Oct, and Śravaṇa from 10:11 on Sat 12 Oct to 12:44 on Sun 13 Oct. They are together from 17:36 on Sat 12 Oct to 12:44 on Sun 13 Oct.", "fact": "1929-10-12T09:36:09Z → 1929-10-13T04:43:35Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 06:00–17:39 on the 12th, 06:01–17:38 on the 13th.", "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 2 of 699 minutes on the 12th and 403 of 697 on the 13th.", "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 147 s < 300 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Fuzhou, 1929: Sunday 13 October.", "fact": "confidence: boundary (margin, 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": "1929-10-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-13", "confidence": "boundary" } ], "quote": "In Fuzhou, Vijayā Daśamī (Dussehra) 1929 falls on Sunday 13 October. Daśamī runs from 17:36 on Sat 12 Oct to 19:30 on Sun 13 Oct and is with Śravaṇa in the day time that day, for 403 minutes. They are together in the day time on the previous day too, for 2 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested. It is 2 min 27 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vijaya-dashami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-10-14", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33018, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-10-13T19:29:56+08:00", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "end": { "local": "1929-10-14T20:51:13+08:00", "utc": "1929-10-14T12:51:13Z", "ms": -1269083326793.5154 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-13T19:29:56+08:00", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "end": { "local": "1929-10-14T20:51:13+08:00", "utc": "1929-10-14T12:51:13Z", "ms": -1269083326793.5154 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-10-14", "window": { "start": { "local": "1929-10-14T06:01:00+08:00", "utc": "1929-10-13T22:01:00Z", "ms": -1269136739767.2485 }, "end": { "local": "1929-10-14T06:01:00+08:00", "utc": "1929-10-13T22:01:00Z", "ms": -1269136739767.2485 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-15", "window": { "start": { "local": "1929-10-15T06:01:31+08:00", "utc": "1929-10-14T22:01:31Z", "ms": -1269050309282.4163 }, "end": { "local": "1929-10-15T06:01:31+08:00", "utc": "1929-10-14T22:01:31Z", "ms": -1269050309282.4163 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:30 on Sun 13 Oct to 20:51 on Mon 14 Oct.", "fact": "1929-10-13T11:29:56Z → 1929-10-14T12:51:13Z" }, { "step": "kaala", "text": "Sunrise is at 06:01 on the 14th and 06:02 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 33018 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Fuzhou, 1929: Monday 14 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": "1929-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāśāṅkuśā Ekādaśī 1929 falls on Monday 14 October. Ekādaśī runs from 19:30 on Sun 13 Oct to 20:51 on Mon 14 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-10-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-10-16", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8395, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-15T21:35:05+08:00", "utc": "1929-10-15T13:35:05Z", "ms": -1268994294646.7263 }, "end": { "local": "1929-10-16T21:40:27+08:00", "utc": "1929-10-16T13:40:27Z", "ms": -1268907573319.752 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-15T21:35:05+08:00", "utc": "1929-10-15T13:35:05Z", "ms": -1268994294646.7263 }, "end": { "local": "1929-10-16T21:40:27+08:00", "utc": "1929-10-16T13:40:27Z", "ms": -1268907573319.752 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-15", "window": { "start": { "local": "1929-10-15T17:35:39+08:00", "utc": "1929-10-15T09:35:39Z", "ms": -1269008660894.6152 }, "end": { "local": "1929-10-15T19:15:10+08:00", "utc": "1929-10-15T11:15:10Z", "ms": -1269002689897.212 } }, "covered_min": 0, "window_min": 100, "qualifies": false }, { "local_date": "1929-10-16", "window": { "start": { "local": "1929-10-16T17:34:42+08:00", "utc": "1929-10-16T09:34:42Z", "ms": -1268922318364.545 }, "end": { "local": "1929-10-16T19:14:24+08:00", "utc": "1929-10-16T11:14:24Z", "ms": -1268916335536.041 } }, "covered_min": 100, "window_min": 100, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:35 on Tue 15 Oct to 21:40 on Wed 16 Oct.", "fact": "1929-10-15T13:35:05Z → 1929-10-16T13:40:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:36–19:15 on the 15th, 17:35–19:14 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 100 minutes on the 15th and 100 of 100 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 8395 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Wednesday 16 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": "1929-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Wednesday 16 October. Trayodaśī runs from 21:35 on Tue 15 Oct to 21:40 on Wed 16 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-10-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17813, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-21T14:37:35+08:00", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T12:21:51+08:00", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-21T14:37:35+08:00", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T12:21:51+08:00", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-21", "window": { "start": { "local": "1929-10-21T19:34:28+08:00", "utc": "1929-10-21T11:34:28Z", "ms": -1268483132300.7302 }, "end": { "local": "1929-10-21T19:34:28+08:00", "utc": "1929-10-21T11:34:28Z", "ms": -1268483132300.7302 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-22", "window": { "start": { "local": "1929-10-22T20:27:19+08:00", "utc": "1929-10-22T12:27:19Z", "ms": -1268393561160.8096 }, "end": { "local": "1929-10-22T20:27:19+08:00", "utc": "1929-10-22T12:27:19Z", "ms": -1268393561160.8096 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:38 on Mon 21 Oct to 12:22 on Tue 22 Oct.", "fact": "1929-10-21T06:37:35Z → 1929-10-22T04:21:51Z" }, { "step": "kaala", "text": "Moonrise is at 19:34 on the 21st and 20:27 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. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17813 s" }, { "step": "ruling", "text": "Karaka Caturthī, Fuzhou, 1929: Monday 21 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": "1929-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Karaka Caturthī (Karwa Chauth) 1929 falls on Monday 21 October. Caturthī runs from 14:38 on Mon 21 Oct to 12:22 on Tue 22 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/karaka-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-10-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17813, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-21T14:37:35+08:00", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T12:21:51+08:00", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-21T14:37:35+08:00", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T12:21:51+08:00", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-21", "window": { "start": { "local": "1929-10-21T19:34:28+08:00", "utc": "1929-10-21T11:34:28Z", "ms": -1268483132300.7302 }, "end": { "local": "1929-10-21T19:34:28+08:00", "utc": "1929-10-21T11:34:28Z", "ms": -1268483132300.7302 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-22", "window": { "start": { "local": "1929-10-22T20:27:19+08:00", "utc": "1929-10-22T12:27:19Z", "ms": -1268393561160.8096 }, "end": { "local": "1929-10-22T20:27:19+08:00", "utc": "1929-10-22T12:27:19Z", "ms": -1268393561160.8096 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:38 on Mon 21 Oct to 12:22 on Tue 22 Oct.", "fact": "1929-10-21T06:37:35Z → 1929-10-22T04:21:51Z" }, { "step": "kaala", "text": "Moonrise is at 19:34 on the 21st and 20:27 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 17813 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Monday 21 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": "1929-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Monday 21 October. Caturthī runs from 14:38 on Mon 21 Oct to 12:22 on Tue 22 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-10-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13149, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-10-25T05:26:21+08:00", "utc": "1929-10-24T21:26:21Z", "ms": -1268188419427.5454 }, "end": { "local": "1929-10-26T03:18:05+08:00", "utc": "1929-10-25T19:18:05Z", "ms": -1268109714597.9287 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-25T05:26:21+08:00", "utc": "1929-10-24T21:26:21Z", "ms": -1268188419427.5454 }, "end": { "local": "1929-10-26T03:18:05+08:00", "utc": "1929-10-25T19:18:05Z", "ms": -1268109714597.9287 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-24", "window": { "start": { "local": "1929-10-24T22:31:59+08:00", "utc": "1929-10-24T14:31:59Z", "ms": -1268213280524.7368 }, "end": { "local": "1929-10-24T22:31:59+08:00", "utc": "1929-10-24T14:31:59Z", "ms": -1268213280524.7368 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-10-25", "window": { "start": { "local": "1929-10-25T23:38:56+08:00", "utc": "1929-10-25T15:38:56Z", "ms": -1268122863995.07 }, "end": { "local": "1929-10-25T23:38:56+08:00", "utc": "1929-10-25T15:38:56Z", "ms": -1268122863995.07 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 05:26 on Fri 25 Oct to 03:18 on Sat 26 Oct.", "fact": "1929-10-24T21:26:21Z → 1929-10-25T19:18:05Z" }, { "step": "kaala", "text": "Moonrise is at 22:32 on the 24th and 23:39 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 24th and is on the 25th.", "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 13149 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Fuzhou, 1929: Friday 25 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": "1929-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Ahoyī Aṣṭamī 1929 falls on Friday 25 October. Aṣṭamī runs from 05:26 on Fri 25 Oct to 03:18 on Sat 26 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ahoyi-ashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-10-28", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23567, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-10-27T23:35:59+08:00", "utc": "1929-10-27T15:35:59Z", "ms": -1267950240834.9414 }, "end": { "local": "1929-10-28T22:07:56+08:00", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-27T23:35:59+08:00", "utc": "1929-10-27T15:35:59Z", "ms": -1267950240834.9414 }, "end": { "local": "1929-10-28T22:07:56+08:00", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-10-28", "window": { "start": { "local": "1929-10-28T06:08:46+08:00", "utc": "1929-10-27T22:08:46Z", "ms": -1267926674149.467 }, "end": { "local": "1929-10-28T06:08:46+08:00", "utc": "1929-10-27T22:08:46Z", "ms": -1267926674149.467 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T06:09:23+08:00", "utc": "1929-10-28T22:09:23Z", "ms": -1267840237431.951 }, "end": { "local": "1929-10-29T06:09:23+08:00", "utc": "1929-10-28T22:09:23Z", "ms": -1267840237431.951 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:36 on Sun 27 Oct to 22:08 on Mon 28 Oct.", "fact": "1929-10-27T15:35:59Z → 1929-10-28T14:07:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:09 on the 28th and 06:09 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 23567 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Fuzhou, 1929: Monday 28 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": "1929-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Ramā Ekādaśī 1929 falls on Monday 28 October. Ekādaśī runs from 23:36 on Sun 27 Oct to 22:08 on Mon 28 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-10-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6811, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-10-28T22:07:56+08:00", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "end": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-28T22:07:56+08:00", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "end": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-28", "window": { "start": { "local": "1929-10-28T17:24:17+08:00", "utc": "1929-10-28T09:24:17Z", "ms": -1267886142926.6174 }, "end": { "local": "1929-10-28T19:06:18+08:00", "utc": "1929-10-28T11:06:18Z", "ms": -1267880022193.995 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T17:23:31+08:00", "utc": "1929-10-29T09:23:31Z", "ms": -1267799788687.8784 }, "end": { "local": "1929-10-29T19:05:43+08:00", "utc": "1929-10-29T11:05:43Z", "ms": -1267793656895.7542 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 22:08 on Mon 28 Oct to 20:59 on Tue 29 Oct.", "fact": "1929-10-28T14:07:56Z → 1929-10-29T12:59:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:24–19:06 on the 28th, 17:24–19:06 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 0 of 102 minutes on the 28th and 102 of 102 on the 29th.", "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 6811 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Fuzhou, 1929: Tuesday 29 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": "1929-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Govatsa Dvādaśī (Vasu Baras) 1929 falls on Tuesday 29 October. Dvādaśī runs from 22:08 on Mon 28 Oct to 20:59 on Tue 29 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/govatsa-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4075, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T17:23:31+08:00", "utc": "1929-10-29T09:23:31Z", "ms": -1267799788687.8784 }, "end": { "local": "1929-10-29T19:05:43+08:00", "utc": "1929-10-29T11:05:43Z", "ms": -1267793656895.7542 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T17:22:47+08:00", "utc": "1929-10-30T09:22:47Z", "ms": -1267713433361.8633 }, "end": { "local": "1929-10-30T19:05:09+08:00", "utc": "1929-10-30T11:05:09Z", "ms": -1267707290593.726 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:59 on Tue 29 Oct to 20:13 on Wed 30 Oct.", "fact": "1929-10-29T12:59:14Z → 1929-10-30T12:13:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:24–19:06 on the 29th, 17:23–19:05 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 102 minutes on the 29th and 102 of 102 on the 30th.", "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 4075 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Fuzhou, 1929: Wednesday 30 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": "1929-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dīpadāna 1929 falls on Wednesday 30 October. Trayodaśī runs from 20:59 on Tue 29 Oct to 20:13 on Wed 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/yama-dipadana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-10-30", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4075, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-29T20:59:14+08:00", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T17:23:31+08:00", "utc": "1929-10-29T09:23:31Z", "ms": -1267799788687.8784 }, "end": { "local": "1929-10-29T19:05:43+08:00", "utc": "1929-10-29T11:05:43Z", "ms": -1267793656895.7542 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T17:22:47+08:00", "utc": "1929-10-30T09:22:47Z", "ms": -1267713433361.8633 }, "end": { "local": "1929-10-30T19:05:09+08:00", "utc": "1929-10-30T11:05:09Z", "ms": -1267707290593.726 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:59 on Tue 29 Oct to 20:13 on Wed 30 Oct.", "fact": "1929-10-29T12:59:14Z → 1929-10-30T12:13:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:24–19:06 on the 29th, 17:23–19:05 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 102 minutes on the 29th and 102 of 102 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 4075 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Wednesday 30 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": "1929-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Wednesday 30 October. Trayodaśī runs from 20:59 on Tue 29 Oct to 20:13 on Wed 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-10-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-10-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11378, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 } }, "kaala": "nishita", "days": [ { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T23:22:42+08:00", "utc": "1929-10-30T15:22:42Z", "ms": -1267691837981.3489 }, "end": { "local": "1929-10-31T00:10:42+08:00", "utc": "1929-10-30T16:10:42Z", "ms": -1267688957981.3489 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T23:22:39+08:00", "utc": "1929-10-31T15:22:39Z", "ms": -1267605440713.7732 }, "end": { "local": "1929-11-01T00:10:39+08:00", "utc": "1929-10-31T16:10:39Z", "ms": -1267602560713.7732 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:13 on Wed 30 Oct to 19:53 on Thu 31 Oct.", "fact": "1929-10-30T12:13:04Z → 1929-10-31T11:52:37Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 30th, 23:23–00:11 on the 31st.", "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 31st.", "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 11378 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Wednesday 30 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": "1929-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Wednesday 30 October. Caturdaśī runs from 20:13 on Wed 30 Oct to 19:53 on Thu 31 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-10-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29711, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-30T20:13:04+08:00", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T04:28:15+08:00", "utc": "1929-10-30T20:28:15Z", "ms": -1267673505368.9717 }, "end": { "local": "1929-10-31T06:10:37+08:00", "utc": "1929-10-30T22:10:37Z", "ms": -1267667362600.8345 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T04:28:42+08:00", "utc": "1929-10-31T20:28:42Z", "ms": -1267587078158.034 }, "end": { "local": "1929-11-01T06:11:15+08:00", "utc": "1929-10-31T22:11:15Z", "ms": -1267580924501.4016 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:13 on Wed 30 Oct to 19:53 on Thu 31 Oct.", "fact": "1929-10-30T12:13:04Z → 1929-10-31T11:52:37Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:28–06:11 on the 31st, 04:29–06:11 on the 1st.", "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 31st and 0 of 103 on the 1st.", "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 29711 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Fuzhou, 1929: Thursday 31 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": "1929-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Naraka Caturdaśī (Choti Diwali) 1929 falls on Thursday 31 October. Caturdaśī runs from 20:13 on Wed 30 Oct to 19:53 on Thu 31 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1929/naraka-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12110, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 } }, "kaala": "nishita", "days": [ { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T23:22:39+08:00", "utc": "1929-10-31T15:22:39Z", "ms": -1267605440713.7732 }, "end": { "local": "1929-11-01T00:10:39+08:00", "utc": "1929-10-31T16:10:39Z", "ms": -1267602560713.7732 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T23:22:37+08:00", "utc": "1929-11-01T15:22:37Z", "ms": -1267519042658.287 }, "end": { "local": "1929-11-02T00:10:37+08:00", "utc": "1929-11-01T16:10:37Z", "ms": -1267516162658.287 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 19:53 on Thu 31 Oct to 20:01 on Fri 1 Nov.", "fact": "1929-10-31T11:52:37Z → 1929-11-01T12:00:47Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 31st, 23:23–00:11 on the 1st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 48 of 48 minutes on the 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12110 s" }, { "step": "ruling", "text": "Kālī Pūjā, Fuzhou, 1929: Thursday 31 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Kālī Pūjā 1929 falls on Thursday 31 October. Amāvasyā runs from 19:53 on Thu 31 Oct to 20:01 on Fri 1 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/kali-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2880, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-31T19:52:37+08:00", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T17:22:03+08:00", "utc": "1929-10-31T09:22:03Z", "ms": -1267627076926.1448 }, "end": { "local": "1929-10-31T19:04:37+08:00", "utc": "1929-10-31T11:04:37Z", "ms": -1267620923269.5125 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T17:21:21+08:00", "utc": "1929-11-01T09:21:21Z", "ms": -1267540719358.9006 }, "end": { "local": "1929-11-01T19:04:05+08:00", "utc": "1929-11-01T11:04:05Z", "ms": -1267534554905.4038 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 19:53 on Thu 31 Oct to 20:01 on Fri 1 Nov.", "fact": "1929-10-31T11:52:37Z → 1929-11-01T12:00:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:22–19:05 on the 31st, 17:21–19:04 on the 1st.", "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 31st and 103 of 103 on the 1st.", "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 2880 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Fuzhou, 1929: Friday 1 November.", "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": "1929-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-01", "confidence": "boundary" } ], "quote": "In Fuzhou, Lakṣmī Pūjā (Diwali) 1929 falls on Friday 1 November. Amāvasyā runs from 19:53 on Thu 31 Oct to 20:01 on Fri 1 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/diwali-lakshmi-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28229, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T11:22:18+08:00", "utc": "1929-11-01T03:22:18Z", "ms": -1267562261930.1511 }, "end": { "local": "1929-11-01T12:10:18+08:00", "utc": "1929-11-01T04:10:18Z", "ms": -1267559381930.1511 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T11:22:17+08:00", "utc": "1929-11-02T03:22:17Z", "ms": -1267475863298.1968 }, "end": { "local": "1929-11-02T12:10:17+08:00", "utc": "1929-11-02T04:10:17Z", "ms": -1267472983298.1968 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 1st, 11:22–12:10 on the 2nd.", "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 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: purvaviddha → only-day · margin 28229 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Fuzhou, 1929: Saturday 2 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Govardhana Pūjā 1929 falls on Saturday 2 November. Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/govardhana-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3402, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T17:21:21+08:00", "utc": "1929-11-01T09:21:21Z", "ms": -1267540719358.9006 }, "end": { "local": "1929-11-01T19:04:05+08:00", "utc": "1929-11-01T11:04:05Z", "ms": -1267534554905.4038 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T17:20:39+08:00", "utc": "1929-11-02T09:20:39Z", "ms": -1267454360638.7202 }, "end": { "local": "1929-11-02T19:03:35+08:00", "utc": "1929-11-02T11:03:35Z", "ms": -1267448185484.1882 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:21–19:04 on the 1st, 17:21–19:04 on the 2nd.", "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 1st and 103 of 103 on the 2nd.", "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 3402 s" }, { "step": "ruling", "text": "Bali Pūjā, Fuzhou, 1929: Saturday 2 November.", "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": "1929-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Bali Pūjā 1929 falls on Saturday 2 November. Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/bali-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34370, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T20:00:47+08:00", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T06:11:54+08:00", "utc": "1929-11-01T22:11:54Z", "ms": -1267494485957.6736 }, "end": { "local": "1929-11-02T09:54:49+08:00", "utc": "1929-11-02T01:54:49Z", "ms": -1267481110851.3557 } }, "covered_min": 223, "window_min": 223, "qualifies": true }, { "local_date": "1929-11-03", "window": { "start": { "local": "1929-11-03T06:12:33+08:00", "utc": "1929-11-02T22:12:33Z", "ms": -1267408046979.7312 }, "end": { "local": "1929-11-03T09:55:02+08:00", "utc": "1929-11-03T01:55:02Z", "ms": -1267394698234.6313 } }, "covered_min": 0, "window_min": 222, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:12–09:55 on the 2nd, 06:13–09:55 on the 3rd.", "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 2nd and 0 of 222 on the 3rd.", "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 34370 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Fuzhou, 1929: Saturday 2 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Dyūta Pratipad 1929 falls on Saturday 2 November. Pratipadā runs from 20:01 on Fri 1 Nov to 20:40 on Sat 2 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/dyuta-pratipad", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30566, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "end": { "local": "1929-11-03T21:50:09+08:00", "utc": "1929-11-03T13:50:09Z", "ms": -1267351790717.302 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-02T20:39:43+08:00", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "end": { "local": "1929-11-03T21:50:09+08:00", "utc": "1929-11-03T13:50:09Z", "ms": -1267351790717.302 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T11:22:17+08:00", "utc": "1929-11-02T03:22:17Z", "ms": -1267475863298.1968 }, "end": { "local": "1929-11-02T12:10:17+08:00", "utc": "1929-11-02T04:10:17Z", "ms": -1267472983298.1968 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-03", "window": { "start": { "local": "1929-11-03T11:22:16+08:00", "utc": "1929-11-03T03:22:16Z", "ms": -1267389463862.0815 }, "end": { "local": "1929-11-03T12:10:16+08:00", "utc": "1929-11-03T04:10:16Z", "ms": -1267386583862.0815 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:40 on Sat 2 Nov to 21:50 on Sun 3 Nov.", "fact": "1929-11-02T12:39:43Z → 1929-11-03T13:50:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 2nd, 11:22–12:10 on the 3rd.", "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 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 30566 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Fuzhou, 1929: Sunday 3 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dvitīyā (Bhai Dooj) 1929 falls on Sunday 3 November. Dvitīyā runs from 20:40 on Sat 2 Nov to 21:50 on Sun 3 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/yama-dvitiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35117, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-04T23:30:41+08:00", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-06T01:37:03+08:00", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-04T23:30:41+08:00", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-06T01:37:03+08:00", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-05", "window": { "start": { "local": "1929-11-05T11:22:17+08:00", "utc": "1929-11-05T03:22:17Z", "ms": -1267216662557.6277 }, "end": { "local": "1929-11-05T12:10:17+08:00", "utc": "1929-11-05T04:10:17Z", "ms": -1267213782557.6277 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-06", "window": { "start": { "local": "1929-11-06T11:22:19+08:00", "utc": "1929-11-06T03:22:19Z", "ms": -1267130260680.412 }, "end": { "local": "1929-11-06T12:10:19+08:00", "utc": "1929-11-06T04:10:19Z", "ms": -1267127380680.412 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:31 on Mon 4 Nov to 01:37 on Wed 6 Nov.", "fact": "1929-11-04T15:30:41Z → 1929-11-05T17:37:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 5th, 11:22–12:10 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 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35117 s" }, { "step": "ruling", "text": "Nāga Caturthī, Fuzhou, 1929: Tuesday 5 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Caturthī 1929 falls on Tuesday 5 November. Caturthī runs from 23:31 on Mon 4 Nov to 01:37 on Wed 6 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/naga-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-11-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35117, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-04T23:30:41+08:00", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-06T01:37:03+08:00", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-04T23:30:41+08:00", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-06T01:37:03+08:00", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-05", "window": { "start": { "local": "1929-11-05T11:22:17+08:00", "utc": "1929-11-05T03:22:17Z", "ms": -1267216662557.6277 }, "end": { "local": "1929-11-05T12:10:17+08:00", "utc": "1929-11-05T04:10:17Z", "ms": -1267213782557.6277 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-06", "window": { "start": { "local": "1929-11-06T11:22:19+08:00", "utc": "1929-11-06T03:22:19Z", "ms": -1267130260680.412 }, "end": { "local": "1929-11-06T12:10:19+08:00", "utc": "1929-11-06T04:10:19Z", "ms": -1267127380680.412 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:31 on Mon 4 Nov to 01:37 on Wed 6 Nov.", "fact": "1929-11-04T15:30:41Z → 1929-11-05T17:37:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 5th, 11:22–12:10 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 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 35117 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Tuesday 5 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Tuesday 5 November. Caturthī runs from 23:31 on Mon 4 Nov to 01:37 on Wed 6 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-11-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17290, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-11-07T04:01:45+08:00", "utc": "1929-11-06T20:01:45Z", "ms": -1267070294626.0974 }, "end": { "local": "1929-11-08T06:34:16+08:00", "utc": "1929-11-07T22:34:16Z", "ms": -1266974743979.6855 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-07T04:01:45+08:00", "utc": "1929-11-06T20:01:45Z", "ms": -1267070294626.0974 }, "end": { "local": "1929-11-08T06:34:16+08:00", "utc": "1929-11-07T22:34:16Z", "ms": -1266974743979.6855 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-07", "window": { "start": { "local": "1929-11-07T11:22:22+08:00", "utc": "1929-11-07T03:22:22Z", "ms": -1267043857981.2417 }, "end": { "local": "1929-11-07T12:10:22+08:00", "utc": "1929-11-07T04:10:22Z", "ms": -1267040977981.2417 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-08", "window": { "start": { "local": "1929-11-08T11:22:26+08:00", "utc": "1929-11-08T03:22:26Z", "ms": -1266957454456.6309 }, "end": { "local": "1929-11-08T12:10:26+08:00", "utc": "1929-11-08T04:10:26Z", "ms": -1266954574456.6309 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 04:02 on Thu 7 Nov to 06:34 on Fri 8 Nov.", "fact": "1929-11-06T20:01:45Z → 1929-11-07T22:34:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 7th, 11:22–12:10 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "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 17290 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Fuzhou, 1929: Thursday 7 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Chhath) 1929 falls on Thursday 7 November. Ṣaṣṭhī runs from 04:02 on Thu 7 Nov to 06:34 on Fri 8 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/surya-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 675, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-11-09T09:01:53+08:00", "utc": "1929-11-09T01:01:53Z", "ms": -1266879487459.2932 }, "end": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-09T09:01:53+08:00", "utc": "1929-11-09T01:01:53Z", "ms": -1266879487459.2932 }, "end": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-09", "window": { "start": { "local": "1929-11-09T11:22:30+08:00", "utc": "1929-11-09T03:22:30Z", "ms": -1266871050103.5186 }, "end": { "local": "1929-11-09T12:10:30+08:00", "utc": "1929-11-09T04:10:30Z", "ms": -1266868170103.5186 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T11:22:35+08:00", "utc": "1929-11-10T03:22:35Z", "ms": -1266784644919.2783 }, "end": { "local": "1929-11-10T12:10:35+08:00", "utc": "1929-11-10T04:10:35Z", "ms": -1266781764919.2783 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 09:02 on Sat 9 Nov to 11:11 on Sun 10 Nov.", "fact": "1929-11-09T01:01:53Z → 1929-11-10T03:11:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 9th, 11:23–12:11 on the 10th.", "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 9th and 0 of 48 on the 10th.", "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 675 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Fuzhou, 1929: Saturday 9 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": "1929-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-09", "confidence": "boundary" } ], "quote": "In Fuzhou, Gopāṣṭamī 1929 falls on Saturday 9 November. Aṣṭamī runs from 09:02 on Sat 9 Nov to 11:11 on Sun 10 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/gopashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 675, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T12:50:42+08:00", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T12:50:42+08:00", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T11:22:35+08:00", "utc": "1929-11-10T03:22:35Z", "ms": -1266784644919.2783 }, "end": { "local": "1929-11-10T12:10:35+08:00", "utc": "1929-11-10T04:10:35Z", "ms": -1266781764919.2783 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-11", "window": { "start": { "local": "1929-11-11T11:22:41+08:00", "utc": "1929-11-11T03:22:41Z", "ms": -1266698238901.7036 }, "end": { "local": "1929-11-11T12:10:41+08:00", "utc": "1929-11-11T04:10:41Z", "ms": -1266695358901.7036 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Navamī runs from 11:11 on Sun 10 Nov to 12:51 on Mon 11 Nov.", "fact": "1929-11-10T03:11:20Z → 1929-11-11T04:50:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 10th, 11:23–12:11 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 48 of 48 minutes on the 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 675 s" }, { "step": "ruling", "text": "Durgā Navamī, Fuzhou, 1929: Sunday 10 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": "1929-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-10", "confidence": "boundary" } ], "quote": "In Fuzhou, Durgā Navamī 1929 falls on Sunday 10 November. Navamī runs from 11:11 on Sun 10 Nov to 12:51 on Mon 11 Nov and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1929/durga-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4471, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T12:50:42+08:00", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-10T11:11:20+08:00", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T12:50:42+08:00", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T06:17:17+08:00", "utc": "1929-11-09T22:17:17Z", "ms": -1266802962984.345 }, "end": { "local": "1929-11-10T09:56:49+08:00", "utc": "1929-11-10T01:56:49Z", "ms": -1266789790940.9673 } }, "covered_min": 0, "window_min": 220, "qualifies": false }, { "local_date": "1929-11-11", "window": { "start": { "local": "1929-11-11T06:17:59+08:00", "utc": "1929-11-10T22:17:59Z", "ms": -1266716520983.9873 }, "end": { "local": "1929-11-11T09:57:07+08:00", "utc": "1929-11-11T01:57:07Z", "ms": -1266703372929.1316 } }, "covered_min": 219, "window_min": 219, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 11:11 on Sun 10 Nov to 12:51 on Mon 11 Nov.", "fact": "1929-11-10T03:11:20Z → 1929-11-11T04:50:42Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:17–09:57 on the 10th, 06:18–09:57 on the 11th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 220 minutes on the 10th and 219 of 219 on the 11th.", "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 4471 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Fuzhou, 1929: Monday 11 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": "1929-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Navamī (Amla Navami) 1929 falls on Monday 11 November. Navamī runs from 11:11 on Sun 10 Nov to 12:51 on Mon 11 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1929/akshaya-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-11-13", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27138, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-11-12T13:50:59+08:00", "utc": "1929-11-12T05:50:59Z", "ms": -1266602941062.259 }, "end": { "local": "1929-11-13T14:07:02+08:00", "utc": "1929-11-13T06:07:02Z", "ms": -1266515577503.1533 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-12T13:50:59+08:00", "utc": "1929-11-12T05:50:59Z", "ms": -1266602941062.259 }, "end": { "local": "1929-11-13T14:07:02+08:00", "utc": "1929-11-13T06:07:02Z", "ms": -1266515577503.1533 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-11-12", "window": { "start": { "local": "1929-11-12T06:18:41+08:00", "utc": "1929-11-11T22:18:41Z", "ms": -1266630078671.4558 }, "end": { "local": "1929-11-12T06:18:41+08:00", "utc": "1929-11-11T22:18:41Z", "ms": -1266630078671.4558 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-11-13", "window": { "start": { "local": "1929-11-13T06:19:24+08:00", "utc": "1929-11-12T22:19:24Z", "ms": -1266543636062.9958 }, "end": { "local": "1929-11-13T06:19:24+08:00", "utc": "1929-11-12T22:19:24Z", "ms": -1266543636062.9958 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:51 on Tue 12 Nov to 14:07 on Wed 13 Nov.", "fact": "1929-11-12T05:50:59Z → 1929-11-13T06:07:02Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 12th and 06:19 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 27138 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Fuzhou, 1929: Wednesday 13 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": "1929-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Prabodhinī Ekādaśī 1929 falls on Wednesday 13 November. Ekādaśī runs from 13:51 on Tue 12 Nov to 14:07 on Wed 13 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-11-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-11-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12978, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-11-14T13:37:44+08:00", "utc": "1929-11-14T05:37:44Z", "ms": -1266430936212.6719 }, "end": { "local": "1929-11-15T12:25:25+08:00", "utc": "1929-11-15T04:25:25Z", "ms": -1266348874920.8523 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-14T13:37:44+08:00", "utc": "1929-11-14T05:37:44Z", "ms": -1266430936212.6719 }, "end": { "local": "1929-11-15T12:25:25+08:00", "utc": "1929-11-15T04:25:25Z", "ms": -1266348874920.8523 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-14", "window": { "start": { "local": "1929-11-14T17:14:02+08:00", "utc": "1929-11-14T09:14:02Z", "ms": -1266417958489.1096 }, "end": { "local": "1929-11-14T18:58:56+08:00", "utc": "1929-11-14T10:58:56Z", "ms": -1266411664027.1072 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "1929-11-15", "window": { "start": { "local": "1929-11-15T17:13:37+08:00", "utc": "1929-11-15T09:13:37Z", "ms": -1266331582906.7673 }, "end": { "local": "1929-11-15T18:58:41+08:00", "utc": "1929-11-15T10:58:41Z", "ms": -1266325279402.7478 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:38 on Thu 14 Nov to 12:25 on Fri 15 Nov.", "fact": "1929-11-14T05:37:44Z → 1929-11-15T04:25:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:14–18:59 on the 14th, 17:14–18:59 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 105 of 105 minutes on the 14th and 0 of 105 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 12978 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Thursday 14 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": "1929-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Thursday 14 November. Trayodaśī runs from 13:38 on Thu 14 Nov to 12:25 on Fri 15 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-11-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2891, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-11-16T10:35:12+08:00", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T08:14:05+08:00", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-16T10:35:12+08:00", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T08:14:05+08:00", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-16", "window": { "start": { "local": "1929-11-16T11:23:24+08:00", "utc": "1929-11-16T03:23:24Z", "ms": -1266266196258.5513 }, "end": { "local": "1929-11-16T12:11:24+08:00", "utc": "1929-11-16T04:11:24Z", "ms": -1266263316258.5513 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-17", "window": { "start": { "local": "1929-11-17T11:23:35+08:00", "utc": "1929-11-17T03:23:35Z", "ms": -1266179785210.6682 }, "end": { "local": "1929-11-17T12:11:35+08:00", "utc": "1929-11-17T04:11:35Z", "ms": -1266176905210.6682 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 10:35 on Sat 16 Nov to 08:14 on Sun 17 Nov.", "fact": "1929-11-16T02:35:12Z → 1929-11-17T00:14:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 16th, 11:24–12:12 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2891 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Fuzhou, 1929: Saturday 16 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kartiki-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Kārtikī Pūrṇimā 1929 falls on Saturday 16 November. Pūrṇimā runs from 10:35 on Sat 16 Nov to 08:14 on Sun 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/kartiki-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28940, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-11-16T10:35:12+08:00", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T08:14:05+08:00", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-16T10:35:12+08:00", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T08:14:05+08:00", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 } }, "kaala": "nishita", "days": [ { "local_date": "1929-11-15", "window": { "start": { "local": "1929-11-15T23:23:35+08:00", "utc": "1929-11-15T15:23:35Z", "ms": -1266309384766.694 }, "end": { "local": "1929-11-16T00:11:35+08:00", "utc": "1929-11-15T16:11:35Z", "ms": -1266306504766.694 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-16", "window": { "start": { "local": "1929-11-16T23:23:46+08:00", "utc": "1929-11-16T15:23:46Z", "ms": -1266222974444.8765 }, "end": { "local": "1929-11-17T00:11:46+08:00", "utc": "1929-11-16T16:11:46Z", "ms": -1266220094444.8765 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 10:35 on Sat 16 Nov to 08:14 on Sun 17 Nov.", "fact": "1929-11-16T02:35:12Z → 1929-11-17T00:14:05Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:24–00:12 on the 15th, 23:24–00:12 on the 16th.", "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 15th and 48 of 48 on the 16th.", "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 28940 s" }, { "step": "ruling", "text": "Rāsayātrā, Fuzhou, 1929: Saturday 16 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": "1929-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāsayātrā 1929 falls on Saturday 16 November. Pūrṇimā runs from 10:35 on Sat 16 Nov to 08:14 on Sun 17 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/rasayatra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-11-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 445, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-19T23:28:54+08:00", "utc": "1929-11-19T15:28:54Z", "ms": -1265963466018.9512 }, "end": { "local": "1929-11-20T20:28:39+08:00", "utc": "1929-11-20T12:28:39Z", "ms": -1265887880500.4177 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-19T23:28:54+08:00", "utc": "1929-11-19T15:28:54Z", "ms": -1265963466018.9512 }, "end": { "local": "1929-11-20T20:28:39+08:00", "utc": "1929-11-20T12:28:39Z", "ms": -1265887880500.4177 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-11-19", "window": { "start": { "local": "1929-11-19T19:15:42+08:00", "utc": "1929-11-19T11:15:42Z", "ms": -1265978657792.7466 }, "end": { "local": "1929-11-19T19:15:42+08:00", "utc": "1929-11-19T11:15:42Z", "ms": -1265978657792.7466 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-11-20", "window": { "start": { "local": "1929-11-20T20:21:15+08:00", "utc": "1929-11-20T12:21:15Z", "ms": -1265888325403.3735 }, "end": { "local": "1929-11-20T20:21:15+08:00", "utc": "1929-11-20T12:21:15Z", "ms": -1265888325403.3735 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:29 on Tue 19 Nov to 20:29 on Wed 20 Nov.", "fact": "1929-11-19T15:28:54Z → 1929-11-20T12:28:39Z" }, { "step": "kaala", "text": "Moonrise is at 19:16 on the 19th and 20:21 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 445 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Wednesday 20 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": "1929-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-20", "confidence": "boundary" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Wednesday 20 November. Caturthī runs from 23:29 on Tue 19 Nov to 20:29 on Wed 20 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-11-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-11-27", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9585, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-11-26T09:22:00+08:00", "utc": "1929-11-26T01:22:00Z", "ms": -1265409480280.7031 }, "end": { "local": "1929-11-27T09:09:27+08:00", "utc": "1929-11-27T01:09:27Z", "ms": -1265323833312.8982 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-26T09:22:00+08:00", "utc": "1929-11-26T01:22:00Z", "ms": -1265409480280.7031 }, "end": { "local": "1929-11-27T09:09:27+08:00", "utc": "1929-11-27T01:09:27Z", "ms": -1265323833312.8982 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-11-26", "window": { "start": { "local": "1929-11-26T06:28:57+08:00", "utc": "1929-11-25T22:28:57Z", "ms": -1265419863398.0176 }, "end": { "local": "1929-11-26T06:28:57+08:00", "utc": "1929-11-25T22:28:57Z", "ms": -1265419863398.0176 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-11-27", "window": { "start": { "local": "1929-11-27T06:29:41+08:00", "utc": "1929-11-26T22:29:41Z", "ms": -1265333418717.294 }, "end": { "local": "1929-11-27T06:29:41+08:00", "utc": "1929-11-26T22:29:41Z", "ms": -1265333418717.294 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:22 on Tue 26 Nov to 09:09 on Wed 27 Nov.", "fact": "1929-11-26T01:22:00Z → 1929-11-27T01:09:27Z" }, { "step": "kaala", "text": "Sunrise is at 06:29 on the 26th and 06:30 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9585 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Fuzhou, 1929: Wednesday 27 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": "1929-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Utpannā Ekādaśī 1929 falls on Wednesday 27 November. Ekādaśī runs from 09:22 on Tue 26 Nov to 09:09 on Wed 27 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-11-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-11-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25330, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-11-28T09:25:27+08:00", "utc": "1929-11-28T01:25:27Z", "ms": -1265236473386.2607 }, "end": { "local": "1929-11-29T10:08:23+08:00", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-28T09:25:27+08:00", "utc": "1929-11-28T01:25:27Z", "ms": -1265236473386.2607 }, "end": { "local": "1929-11-29T10:08:23+08:00", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-28", "window": { "start": { "local": "1929-11-28T17:10:36+08:00", "utc": "1929-11-28T09:10:36Z", "ms": -1265208564204.036 }, "end": { "local": "1929-11-28T18:57:20+08:00", "utc": "1929-11-28T10:57:20Z", "ms": -1265202159589.204 } }, "covered_min": 107, "window_min": 107, "qualifies": true }, { "local_date": "1929-11-29", "window": { "start": { "local": "1929-11-29T17:10:33+08:00", "utc": "1929-11-29T09:10:33Z", "ms": -1265122167314.1067 }, "end": { "local": "1929-11-29T18:57:24+08:00", "utc": "1929-11-29T10:57:24Z", "ms": -1265115756369.262 } }, "covered_min": 0, "window_min": 107, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:25 on Thu 28 Nov to 10:08 on Fri 29 Nov.", "fact": "1929-11-28T01:25:27Z → 1929-11-29T02:08:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:11–18:57 on the 28th, 17:11–18:57 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 107 of 107 minutes on the 28th and 0 of 107 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25330 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Thursday 28 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": "1929-11-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 28 November. Trayodaśī runs from 09:25 on Thu 28 Nov to 10:08 on Fri 29 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-11-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-11-29", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-11-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35610, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-11-29T10:08:23+08:00", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "end": { "local": "1929-11-30T11:16:35+08:00", "utc": "1929-11-30T03:16:35Z", "ms": -1265057005376.6846 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-29T10:08:23+08:00", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "end": { "local": "1929-11-30T11:16:35+08:00", "utc": "1929-11-30T03:16:35Z", "ms": -1265057005376.6846 } }, "kaala": "nishita", "days": [ { "local_date": "1929-11-28", "window": { "start": { "local": "1929-11-28T23:26:53+08:00", "utc": "1929-11-28T15:26:53Z", "ms": -1265185986898.4167 }, "end": { "local": "1929-11-29T00:14:53+08:00", "utc": "1929-11-28T16:14:53Z", "ms": -1265183106898.4167 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-29", "window": { "start": { "local": "1929-11-29T23:27:14+08:00", "utc": "1929-11-29T15:27:14Z", "ms": -1265099566270.9385 }, "end": { "local": "1929-11-30T00:15:14+08:00", "utc": "1929-11-29T16:15:14Z", "ms": -1265096686270.9385 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:08 on Fri 29 Nov to 11:17 on Sat 30 Nov.", "fact": "1929-11-29T02:08:23Z → 1929-11-30T03:16:35Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:27–00:15 on the 28th, 23:27–00:15 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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 35610 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Friday 29 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": "1929-11-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Friday 29 November. Caturdaśī runs from 10:08 on Fri 29 Nov to 11:17 on Sat 30 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-11-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-12-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25411, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-12-04T19:20:16+08:00", "utc": "1929-12-04T11:20:16Z", "ms": -1264682383896.132 }, "end": { "local": "1929-12-05T21:55:07+08:00", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-04T19:20:16+08:00", "utc": "1929-12-04T11:20:16Z", "ms": -1264682383896.132 }, "end": { "local": "1929-12-05T21:55:07+08:00", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-04", "window": { "start": { "local": "1929-12-04T11:28:45+08:00", "utc": "1929-12-04T03:28:45Z", "ms": -1264710674814.6094 }, "end": { "local": "1929-12-04T12:16:45+08:00", "utc": "1929-12-04T04:16:45Z", "ms": -1264707794814.6094 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-05", "window": { "start": { "local": "1929-12-05T11:29:10+08:00", "utc": "1929-12-05T03:29:10Z", "ms": -1264624250235.3389 }, "end": { "local": "1929-12-05T12:17:10+08:00", "utc": "1929-12-05T04:17:10Z", "ms": -1264621370235.3389 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:20 on Wed 4 Dec to 21:55 on Thu 5 Dec.", "fact": "1929-12-04T11:20:16Z → 1929-12-05T13:55:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:29–12:17 on the 4th, 11:29–12:17 on the 5th.", "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 4th and 48 of 48 on the 5th.", "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 25411 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1929: Thursday 5 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": "1929-12-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1929 falls on Thursday 5 December. Caturthī runs from 19:20 on Wed 4 Dec to 21:55 on Thu 5 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/vinayaka-chaturthi?on=1929-12-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34677, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-12-05T21:55:07+08:00", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "end": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-05T21:55:07+08:00", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "end": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-05", "window": { "start": { "local": "1929-12-05T11:29:10+08:00", "utc": "1929-12-05T03:29:10Z", "ms": -1264624250235.3389 }, "end": { "local": "1929-12-05T12:17:10+08:00", "utc": "1929-12-05T04:17:10Z", "ms": -1264621370235.3389 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-06", "window": { "start": { "local": "1929-12-06T11:29:35+08:00", "utc": "1929-12-06T03:29:35Z", "ms": -1264537825101.395 }, "end": { "local": "1929-12-06T12:17:35+08:00", "utc": "1929-12-06T04:17:35Z", "ms": -1264534945101.395 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:55 on Thu 5 Dec to 00:30 on Sat 7 Dec.", "fact": "1929-12-05T13:55:07Z → 1929-12-06T16:29:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:29–12:17 on the 5th, 11:30–12:18 on the 6th.", "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 5th and 48 of 48 on the 6th.", "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 34677 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Fuzhou, 1929: Friday 6 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī (Mārgaśīrṣa) 1929 falls on Friday 6 December. Pañcamī runs from 21:55 on Thu 5 Dec to 00:30 on Sat 7 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/naga-panchami-margashirsha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31056, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-07", "window": { "start": { "local": "1929-12-07T11:30:01+08:00", "utc": "1929-12-07T03:30:01Z", "ms": -1264451399440.9473 }, "end": { "local": "1929-12-07T12:18:01+08:00", "utc": "1929-12-07T04:18:01Z", "ms": -1264448519440.9473 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-08", "window": { "start": { "local": "1929-12-08T11:30:27+08:00", "utc": "1929-12-08T03:30:27Z", "ms": -1264364973282.5898 }, "end": { "local": "1929-12-08T12:18:27+08:00", "utc": "1929-12-08T04:18:27Z", "ms": -1264362093282.5898 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:30 on Sat 7 Dec to 02:53 on Sun 8 Dec.", "fact": "1929-12-06T16:29:32Z → 1929-12-07T18:52:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 7th, 11:30–12:18 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "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 31056 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Fuzhou, 1929: Saturday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Campā Ṣaṣṭhī 1929 falls on Saturday 7 December. Ṣaṣṭhī runs from 00:30 on Sat 7 Dec to 02:53 on Sun 8 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/champa-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31056, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-07T00:29:32+08:00", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-07", "window": { "start": { "local": "1929-12-07T11:30:01+08:00", "utc": "1929-12-07T03:30:01Z", "ms": -1264451399440.9473 }, "end": { "local": "1929-12-07T12:18:01+08:00", "utc": "1929-12-07T04:18:01Z", "ms": -1264448519440.9473 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-08", "window": { "start": { "local": "1929-12-08T11:30:27+08:00", "utc": "1929-12-08T03:30:27Z", "ms": -1264364973282.5898 }, "end": { "local": "1929-12-08T12:18:27+08:00", "utc": "1929-12-08T04:18:27Z", "ms": -1264362093282.5898 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:30 on Sat 7 Dec to 02:53 on Sun 8 Dec.", "fact": "1929-12-06T16:29:32Z → 1929-12-07T18:52:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 7th, 11:30–12:18 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "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 31056 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Fuzhou, 1929: Saturday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī 1929 falls on Saturday 7 December. Ṣaṣṭhī runs from 00:30 on Sat 7 Dec to 02:53 on Sun 8 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/skanda-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23850, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "end": { "local": "1929-12-09T04:53:24+08:00", "utc": "1929-12-08T20:53:24Z", "ms": -1264302396263.9834 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-08T02:52:51+08:00", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "end": { "local": "1929-12-09T04:53:24+08:00", "utc": "1929-12-08T20:53:24Z", "ms": -1264302396263.9834 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-08", "window": { "start": { "local": "1929-12-08T11:30:27+08:00", "utc": "1929-12-08T03:30:27Z", "ms": -1264364973282.5898 }, "end": { "local": "1929-12-08T12:18:27+08:00", "utc": "1929-12-08T04:18:27Z", "ms": -1264362093282.5898 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-09", "window": { "start": { "local": "1929-12-09T11:30:53+08:00", "utc": "1929-12-09T03:30:53Z", "ms": -1264278546655.3333 }, "end": { "local": "1929-12-09T12:18:53+08:00", "utc": "1929-12-09T04:18:53Z", "ms": -1264275666655.3333 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 02:53 on Sun 8 Dec to 04:53 on Mon 9 Dec.", "fact": "1929-12-07T18:52:51Z → 1929-12-08T20:53:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 8th, 11:31–12:19 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 23850 s" }, { "step": "ruling", "text": "Mitra Saptamī, Fuzhou, 1929: Sunday 8 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": "1929-12-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Mitra Saptamī 1929 falls on Sunday 8 December. Saptamī runs from 02:53 on Sun 8 Dec to 04:53 on Mon 9 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/mitra-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-12-12", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1151, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-12-12T06:59:32+08:00", "utc": "1929-12-11T22:59:32Z", "ms": -1264035628187.4265 }, "end": { "local": "1929-12-13T06:05:15+08:00", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-12T06:59:32+08:00", "utc": "1929-12-11T22:59:32Z", "ms": -1264035628187.4265 }, "end": { "local": "1929-12-13T06:05:15+08:00", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-12-12", "window": { "start": { "local": "1929-12-12T06:40:20+08:00", "utc": "1929-12-11T22:40:20Z", "ms": -1264036779568.3313 }, "end": { "local": "1929-12-12T06:40:20+08:00", "utc": "1929-12-11T22:40:20Z", "ms": -1264036779568.3313 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T06:40:59+08:00", "utc": "1929-12-12T22:40:59Z", "ms": -1263950340946.7334 }, "end": { "local": "1929-12-13T06:40:59+08:00", "utc": "1929-12-12T22:40:59Z", "ms": -1263950340946.7334 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:00 on Thu 12 Dec to 06:05 on Fri 13 Dec.", "fact": "1929-12-11T22:59:32Z → 1929-12-12T22:05:15Z" }, { "step": "kaala", "text": "Sunrise is at 06:40 on the 12th and 06:41 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 not on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither sunrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 1151 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Fuzhou, 1929: Thursday 12 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": "1929-12-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Mokṣadā Ekādaśī 1929 falls on Thursday 12 December. Ekādaśī runs from 07:00 on Thu 12 Dec to 06:05 on Fri 13 Dec, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-12-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19649, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-12-13T06:05:15+08:00", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "end": { "local": "1929-12-14T04:23:22+08:00", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-13T06:05:15+08:00", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "end": { "local": "1929-12-14T04:23:22+08:00", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T11:32:44+08:00", "utc": "1929-12-13T03:32:44Z", "ms": -1263932836044.9053 }, "end": { "local": "1929-12-13T12:20:44+08:00", "utc": "1929-12-13T04:20:44Z", "ms": -1263929956044.9053 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-14", "window": { "start": { "local": "1929-12-14T11:33:12+08:00", "utc": "1929-12-14T03:33:12Z", "ms": -1263846407513.172 }, "end": { "local": "1929-12-14T12:21:12+08:00", "utc": "1929-12-14T04:21:12Z", "ms": -1263843527513.172 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:05 on Fri 13 Dec to 04:23 on Sat 14 Dec.", "fact": "1929-12-12T22:05:15Z → 1929-12-13T20:23:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:33–12:21 on the 13th, 11:33–12:21 on the 14th.", "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 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19649 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Fuzhou, 1929: Friday 13 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": "1929-12-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Akhaṇḍa Dvādaśī 1929 falls on Friday 13 December. Dvādaśī runs from 06:05 on Fri 13 Dec to 04:23 on Sat 14 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1929/akhanda-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-12-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25117, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-12-14T04:23:22+08:00", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "end": { "local": "1929-12-15T01:59:21+08:00", "utc": "1929-12-14T17:59:21Z", "ms": -1263794439047.5671 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-14T04:23:22+08:00", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "end": { "local": "1929-12-15T01:59:21+08:00", "utc": "1929-12-14T17:59:21Z", "ms": -1263794439047.5671 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T17:12:29+08:00", "utc": "1929-12-13T09:12:29Z", "ms": -1263912451143.077 }, "end": { "local": "1929-12-13T19:00:22+08:00", "utc": "1929-12-13T11:00:22Z", "ms": -1263905978064.729 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1929-12-14", "window": { "start": { "local": "1929-12-14T17:12:48+08:00", "utc": "1929-12-14T09:12:48Z", "ms": -1263826031970.8772 }, "end": { "local": "1929-12-14T19:00:44+08:00", "utc": "1929-12-14T11:00:44Z", "ms": -1263819556498.8486 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:23 on Sat 14 Dec to 01:59 on Sun 15 Dec.", "fact": "1929-12-13T20:23:22Z → 1929-12-14T17:59:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:12–19:00 on the 13th, 17:13–19:01 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 108 minutes on the 13th and 108 of 108 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 25117 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1929: Saturday 14 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": "1929-12-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1929 falls on Saturday 14 December. Trayodaśī runs from 04:23 on Sat 14 Dec to 01:59 on Sun 15 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-12-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2198, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-12-15T23:01:06+08:00", "utc": "1929-12-15T15:01:06Z", "ms": -1263718733923.36 }, "end": { "local": "1929-12-16T19:38:08+08:00", "utc": "1929-12-16T11:38:08Z", "ms": -1263644511911.1936 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-15T23:01:06+08:00", "utc": "1929-12-15T15:01:06Z", "ms": -1263718733923.36 }, "end": { "local": "1929-12-16T19:38:08+08:00", "utc": "1929-12-16T11:38:08Z", "ms": -1263644511911.1936 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-15", "window": { "start": { "local": "1929-12-15T17:13:09+08:00", "utc": "1929-12-15T09:13:09Z", "ms": -1263739611443.3274 }, "end": { "local": "1929-12-15T19:01:06+08:00", "utc": "1929-12-15T11:01:06Z", "ms": -1263733133865.1445 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1929-12-16", "window": { "start": { "local": "1929-12-16T17:13:30+08:00", "utc": "1929-12-16T09:13:30Z", "ms": -1263653189581.2554 }, "end": { "local": "1929-12-16T19:01:30+08:00", "utc": "1929-12-16T11:01:30Z", "ms": -1263646710186.1384 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:01 on Sun 15 Dec to 19:38 on Mon 16 Dec.", "fact": "1929-12-15T15:01:06Z → 1929-12-16T11:38:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:13–19:01 on the 15th, 17:14–19:01 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 108 minutes on the 15th and 108 of 108 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2198 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Fuzhou, 1929: Monday 16 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": "1929-12-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Dattātreyotpatti (Datta Jayanti) 1929 falls on Monday 16 December. Pūrṇimā runs from 23:01 on Sun 15 Dec to 19:38 on Mon 16 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/dattatreyotpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-12-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32973, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-12-19T08:47:24+08:00", "utc": "1929-12-19T00:47:24Z", "ms": -1263424355913.8433 }, "end": { "local": "1929-12-20T05:32:14+08:00", "utc": "1929-12-19T21:32:14Z", "ms": -1263349666337.0059 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-19T08:47:24+08:00", "utc": "1929-12-19T00:47:24Z", "ms": -1263424355913.8433 }, "end": { "local": "1929-12-20T05:32:14+08:00", "utc": "1929-12-19T21:32:14Z", "ms": -1263349666337.0059 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-12-18", "window": { "start": { "local": "1929-12-18T19:11:16+08:00", "utc": "1929-12-18T11:11:16Z", "ms": -1263473324001.3635 }, "end": { "local": "1929-12-18T19:11:16+08:00", "utc": "1929-12-18T11:11:16Z", "ms": -1263473324001.3635 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-12-19", "window": { "start": { "local": "1929-12-19T20:22:40+08:00", "utc": "1929-12-19T12:22:40Z", "ms": -1263382639643.6414 }, "end": { "local": "1929-12-19T20:22:40+08:00", "utc": "1929-12-19T12:22:40Z", "ms": -1263382639643.6414 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:47 on Thu 19 Dec to 05:32 on Fri 20 Dec.", "fact": "1929-12-19T00:47:24Z → 1929-12-19T21:32:14Z" }, { "step": "kaala", "text": "Moonrise is at 19:11 on the 18th and 20:23 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32973 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1929: Thursday 19 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1929 falls on Thursday 19 December. Caturthī runs from 08:47 on Thu 19 Dec to 05:32 on Fri 20 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/sankashta-chaturthi?on=1929-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/ekadashi?on=1929-12-26", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25856, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-12-25T22:31:32+08:00", "utc": "1929-12-25T14:31:32Z", "ms": -1262856507823.6492 }, "end": { "local": "1929-12-26T23:37:31+08:00", "utc": "1929-12-26T15:37:31Z", "ms": -1262766148757.2866 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-25T22:31:32+08:00", "utc": "1929-12-25T14:31:32Z", "ms": -1262856507823.6492 }, "end": { "local": "1929-12-26T23:37:31+08:00", "utc": "1929-12-26T15:37:31Z", "ms": -1262766148757.2866 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-12-26", "window": { "start": { "local": "1929-12-26T06:48:02+08:00", "utc": "1929-12-25T22:48:02Z", "ms": -1262826717808.5679 }, "end": { "local": "1929-12-26T06:48:02+08:00", "utc": "1929-12-25T22:48:02Z", "ms": -1262826717808.5679 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-12-27", "window": { "start": { "local": "1929-12-27T06:48:27+08:00", "utc": "1929-12-26T22:48:27Z", "ms": -1262740292524.6682 }, "end": { "local": "1929-12-27T06:48:27+08:00", "utc": "1929-12-26T22:48:27Z", "ms": -1262740292524.6682 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:32 on Wed 25 Dec to 23:38 on Thu 26 Dec.", "fact": "1929-12-25T14:31:32Z → 1929-12-26T15:37:31Z" }, { "step": "kaala", "text": "Sunrise is at 06:48 on the 26th and 06:48 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 25856 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Fuzhou, 1929: Thursday 26 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": "1929-12-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Saphalā Ekādaśī 1929 falls on Thursday 26 December. Ekādaśī runs from 22:32 on Wed 25 Dec to 23:38 on Thu 26 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1929/ekadashi?on=1929-12-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/pradosha-vrata?on=1929-12-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21875, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-12-28T01:11:27+08:00", "utc": "1929-12-27T17:11:27Z", "ms": -1262674113000.9639 }, "end": { "local": "1929-12-29T03:07:00+08:00", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-28T01:11:27+08:00", "utc": "1929-12-27T17:11:27Z", "ms": -1262674113000.9639 }, "end": { "local": "1929-12-29T03:07:00+08:00", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-27", "window": { "start": { "local": "1929-12-27T17:18:52+08:00", "utc": "1929-12-27T09:18:52Z", "ms": -1262702468114.1963 }, "end": { "local": "1929-12-27T19:06:52+08:00", "utc": "1929-12-27T11:06:52Z", "ms": -1262695988158.8525 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1929-12-28", "window": { "start": { "local": "1929-12-28T17:19:28+08:00", "utc": "1929-12-28T09:19:28Z", "ms": -1262616032349.2117 }, "end": { "local": "1929-12-28T19:07:26+08:00", "utc": "1929-12-28T11:07:26Z", "ms": -1262609554117.8809 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:11 on Sat 28 Dec to 03:07 on Sun 29 Dec.", "fact": "1929-12-27T17:11:27Z → 1929-12-28T19:07:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:19–19:07 on the 27th, 17:19–19:07 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 108 minutes on the 27th and 108 of 108 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 21875 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1929: Saturday 28 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": "1929-12-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1929 falls on Saturday 28 December. Trayodaśī runs from 01:11 on Sat 28 Dec to 03:07 on Sun 29 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1929/pradosha-vrata?on=1929-12-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1929/shivaratri?on=1929-12-29", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1929, "local_date": "1929-12-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9519, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-12-29T03:07:00+08:00", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "end": { "local": "1929-12-30T05:18:36+08:00", "utc": "1929-12-29T21:18:36Z", "ms": -1262486484180.4363 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-29T03:07:00+08:00", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "end": { "local": "1929-12-30T05:18:36+08:00", "utc": "1929-12-29T21:18:36Z", "ms": -1262486484180.4363 } }, "kaala": "nishita", "days": [ { "local_date": "1929-12-28", "window": { "start": { "local": "1929-12-28T23:40:21+08:00", "utc": "1929-12-28T15:40:21Z", "ms": -1262593178981.7212 }, "end": { "local": "1929-12-29T00:28:21+08:00", "utc": "1929-12-28T16:28:21Z", "ms": -1262590298981.7212 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-29", "window": { "start": { "local": "1929-12-29T23:40:50+08:00", "utc": "1929-12-29T15:40:50Z", "ms": -1262506749856.025 }, "end": { "local": "1929-12-30T00:28:50+08:00", "utc": "1929-12-29T16:28:50Z", "ms": -1262503869856.025 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:07 on Sun 29 Dec to 05:19 on Mon 30 Dec.", "fact": "1929-12-28T19:07:00Z → 1929-12-29T21:18:36Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:40–00:28 on the 28th, 23:41–00:29 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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9519 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1929: Sunday 29 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": "1929-12-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1929 falls on Sunday 29 December. Caturdaśī runs from 03:07 on Sun 29 Dec to 05:19 on Mon 30 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1929/shivaratri?on=1929-12-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }