{ "id": "/fuzhou/festivals/1943", "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": 1943, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-01-03", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12757, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-01-02T13:36:01+09:00", "utc": "1943-01-02T04:36:01Z", "ms": -851973839009.3767 }, "end": { "local": "1943-01-03T11:23:19+09:00", "utc": "1943-01-03T02:23:19Z", "ms": -851895400771.4524 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-02T13:36:01+09:00", "utc": "1943-01-02T04:36:01Z", "ms": -851973839009.3767 }, "end": { "local": "1943-01-03T11:23:19+09:00", "utc": "1943-01-03T02:23:19Z", "ms": -851895400771.4524 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-01-02", "window": { "start": { "local": "1943-01-02T07:50:26+09:00", "utc": "1943-01-01T22:50:26Z", "ms": -851994574172.1304 }, "end": { "local": "1943-01-02T07:50:26+09:00", "utc": "1943-01-01T22:50:26Z", "ms": -851994574172.1304 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-01-03", "window": { "start": { "local": "1943-01-03T07:50:42+09:00", "utc": "1943-01-02T22:50:42Z", "ms": -851908157788.6562 }, "end": { "local": "1943-01-03T07:50:42+09:00", "utc": "1943-01-02T22:50:42Z", "ms": -851908157788.6562 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:36 on Sat 2 Jan to 11:23 on Sun 3 Jan.", "fact": "1943-01-02T04:36:01Z → 1943-01-03T02:23:19Z" }, { "step": "kaala", "text": "Sunrise is at 07:50 on the 2nd and 07:51 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 2nd and is on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12757 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Fuzhou, 1943: Sunday 3 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-01-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Saphalā Ekādaśī 1943 falls on Sunday 3 January. Ekādaśī runs from 13:36 on Sat 2 Jan to 11:23 on Sun 3 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-01-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-01-04", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32271, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-01-04T08:31:23+09:00", "utc": "1943-01-03T23:31:23Z", "ms": -851819317219.4795 }, "end": { "local": "1943-01-05T05:09:22+09:00", "utc": "1943-01-04T20:09:22Z", "ms": -851745037936.4637 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-04T08:31:23+09:00", "utc": "1943-01-03T23:31:23Z", "ms": -851819317219.4795 }, "end": { "local": "1943-01-05T05:09:22+09:00", "utc": "1943-01-04T20:09:22Z", "ms": -851745037936.4637 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-01-03", "window": { "start": { "local": "1943-01-03T18:23:11+09:00", "utc": "1943-01-03T09:23:11Z", "ms": -851870209056.0516 }, "end": { "local": "1943-01-03T20:10:53+09:00", "utc": "1943-01-03T11:10:53Z", "ms": -851863746885.5166 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1943-01-04", "window": { "start": { "local": "1943-01-04T18:23:52+09:00", "utc": "1943-01-04T09:23:52Z", "ms": -851783767845.5371 }, "end": { "local": "1943-01-04T20:11:31+09:00", "utc": "1943-01-04T11:11:31Z", "ms": -851777309354.0825 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:31 on Mon 4 Jan to 05:09 on Tue 5 Jan.", "fact": "1943-01-03T23:31:23Z → 1943-01-04T20:09:22Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:23–20:11 on the 3rd, 18:24–20:12 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 3rd and 108 of 108 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32271 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Monday 4 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": "1943-01-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Monday 4 January. Trayodaśī runs from 08:31 on Mon 4 Jan to 05:09 on Tue 5 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-01-04", "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/1943/shivaratri?on=1943-01-05", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-05", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 255, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-01-05T05:09:22+09:00", "utc": "1943-01-04T20:09:22Z", "ms": -851745037936.4637 }, "end": { "local": "1943-01-06T01:27:44+09:00", "utc": "1943-01-05T16:27:44Z", "ms": -851671936164.7281 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-05T05:09:22+09:00", "utc": "1943-01-04T20:09:22Z", "ms": -851745037936.4637 }, "end": { "local": "1943-01-06T01:27:44+09:00", "utc": "1943-01-05T16:27:44Z", "ms": -851671936164.7281 } }, "kaala": "nishita", "days": [ { "local_date": "1943-01-04", "window": { "start": { "local": "1943-01-05T00:43:31+09:00", "utc": "1943-01-04T15:43:31Z", "ms": -851760988502.5823 }, "end": { "local": "1943-01-05T01:31:31+09:00", "utc": "1943-01-04T16:31:31Z", "ms": -851758108502.5823 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-01-05", "window": { "start": { "local": "1943-01-06T00:43:59+09:00", "utc": "1943-01-05T15:43:59Z", "ms": -851674561472.3984 }, "end": { "local": "1943-01-06T01:31:59+09:00", "utc": "1943-01-05T16:31:59Z", "ms": -851671681472.3984 } }, "covered_min": 44, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:09 on Tue 5 Jan to 01:28 on Wed 6 Jan.", "fact": "1943-01-04T20:09:22Z → 1943-01-05T16:27:44Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:44–01:32 on the 4th, 00:44–01:32 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 44 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 255 s < 300 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Tuesday 5 January.", "fact": "confidence: boundary (margin)" } ], "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": "1943-01-05", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Tuesday 5 January. Caturdaśī runs from 05:09 on Tue 5 Jan to 01:28 on Wed 6 Jan and covers 44 of 48 minutes of niśītha that night. It is 4 min 15 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-01-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-01-09", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6038, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-01-09T11:05:01+09:00", "utc": "1943-01-09T02:05:01Z", "ms": -851378098930.2361 }, "end": { "local": "1943-01-10T08:26:41+09:00", "utc": "1943-01-09T23:26:41Z", "ms": -851301199256.0518 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-09T11:05:01+09:00", "utc": "1943-01-09T02:05:01Z", "ms": -851378098930.2361 }, "end": { "local": "1943-01-10T08:26:41+09:00", "utc": "1943-01-09T23:26:41Z", "ms": -851301199256.0518 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-01-09", "window": { "start": { "local": "1943-01-09T12:45:39+09:00", "utc": "1943-01-09T03:45:39Z", "ms": -851372061040.0498 }, "end": { "local": "1943-01-09T13:33:39+09:00", "utc": "1943-01-09T04:33:39Z", "ms": -851369181040.0498 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-01-10", "window": { "start": { "local": "1943-01-10T12:46:04+09:00", "utc": "1943-01-10T03:46:04Z", "ms": -851285635678.9575 }, "end": { "local": "1943-01-10T13:34:04+09:00", "utc": "1943-01-10T04:34:04Z", "ms": -851282755678.9575 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:05 on Sat 9 Jan to 08:27 on Sun 10 Jan.", "fact": "1943-01-09T02:05:01Z → 1943-01-09T23:26:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:46–13:34 on the 9th, 12:46–13:34 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 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6038 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Saturday 9 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-01-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Saturday 9 January. Caturthī runs from 11:05 on Sat 9 Jan to 08:27 on Sun 10 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-01-09", "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/1943/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24645, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-02-13T00:40:27+09:00", "utc": "1943-02-12T15:40:27Z", "ms": -848391572736.827 } }, "span": { "of": "transit", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 } }, "kaala": "sunset-day", "days": [ { "local_date": "1943-01-14", "window": { "start": { "local": "1943-01-13T18:30:27+09:00", "utc": "1943-01-13T09:30:27Z", "ms": -851005773372.3269 }, "end": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1943-01-15", "window": { "start": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 }, "end": { "local": "1943-01-15T18:31:58+09:00", "utc": "1943-01-15T09:31:58Z", "ms": -850832881884.0784 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1943-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:40 on Thu 14 Jan.", "fact": "1943-01-14T02:40:27Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:31, and the day of the 15th ends at 18:32.", "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 24645 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Thursday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Fuzhou, 1943: Wednesday 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": "1943-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1943-01-13", "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": "1943-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Bhogi 1943 falls on Wednesday 13 January. It is kept the day before Pongal, which falls on Thursday 14 January. The Sun enters Makara at 11:40 on Thu 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24645, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-02-13T00:40:27+09:00", "utc": "1943-02-12T15:40:27Z", "ms": -848391572736.827 } }, "span": { "of": "transit", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 } }, "kaala": "sunset-day", "days": [ { "local_date": "1943-01-14", "window": { "start": { "local": "1943-01-13T18:30:27+09:00", "utc": "1943-01-13T09:30:27Z", "ms": -851005773372.3269 }, "end": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1943-01-15", "window": { "start": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 }, "end": { "local": "1943-01-15T18:31:58+09:00", "utc": "1943-01-15T09:31:58Z", "ms": -850832881884.0784 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:40 on Thu 14 Jan.", "fact": "1943-01-14T02:40:27Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:31, and the day of the 15th ends at 18:32.", "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 24645 s" }, { "step": "ruling", "text": "Pongal, Fuzhou, 1943: Thursday 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": "1943-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1943-01-14", "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": "1943-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Pongal 1943 falls on Thursday 14 January. The Sun enters Makara at 11:40 on Thu 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42027, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-02-13T00:40:27+09:00", "utc": "1943-02-12T15:40:27Z", "ms": -848391572736.827 } }, "span": { "of": "transit", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 } }, "kaala": "civil-day", "days": [ { "local_date": "1943-01-13", "window": { "start": { "local": "1943-01-13T00:00:00+09:00", "utc": "1943-01-12T15:00:00Z", "ms": -851072400000 }, "end": { "local": "1943-01-14T00:00:00+09:00", "utc": "1943-01-13T15:00:00Z", "ms": -850986000000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "1943-01-14", "window": { "start": { "local": "1943-01-14T00:00:00+09:00", "utc": "1943-01-13T15:00:00Z", "ms": -850986000000 }, "end": { "local": "1943-01-15T00:00:00+09:00", "utc": "1943-01-14T15:00:00Z", "ms": -850899600000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:40 on Thu 14 Jan.", "fact": "1943-01-14T02:40:27Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Fuzhou.", "fact": "civil-day: midnight-to-midnight · Asia/Shanghai" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 14th, not the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 42027 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Fuzhou, 1943: Thursday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1943-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1943-01-14", "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 1943 falls on Thursday 14 January. The Sun enters Makara at 11:40 on Thu 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24645, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-02-13T00:40:27+09:00", "utc": "1943-02-12T15:40:27Z", "ms": -848391572736.827 } }, "span": { "of": "transit", "start": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 }, "end": { "local": "1943-01-14T11:40:27+09:00", "utc": "1943-01-14T02:40:27Z", "ms": -850943972964.8229 } }, "kaala": "sunset-day", "days": [ { "local_date": "1943-01-14", "window": { "start": { "local": "1943-01-13T18:30:27+09:00", "utc": "1943-01-13T09:30:27Z", "ms": -851005773372.3269 }, "end": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1943-01-15", "window": { "start": { "local": "1943-01-14T18:31:12+09:00", "utc": "1943-01-14T09:31:12Z", "ms": -850919327735.6061 }, "end": { "local": "1943-01-15T18:31:58+09:00", "utc": "1943-01-15T09:31:58Z", "ms": -850832881884.0784 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1943-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:40 on Thu 14 Jan.", "fact": "1943-01-14T02:40:27Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:31, and the day of the 15th ends at 18:32.", "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 24645 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Thursday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Fuzhou, 1943: Friday 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": "1943-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1943-01-15", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1943-01-15", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Fuzhou, Mattu Pongal 1943 falls on Friday 15 January. It is kept the day after Pongal, which falls on Thursday 14 January. The Sun enters Makara at 11:40 on Thu 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-01-17", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 954, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-01-16T07:36:09+09:00", "utc": "1943-01-15T22:36:09Z", "ms": -850785831154.4926 }, "end": { "local": "1943-01-17T09:38:06+09:00", "utc": "1943-01-17T00:38:06Z", "ms": -850692113990.4872 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-16T07:36:09+09:00", "utc": "1943-01-15T22:36:09Z", "ms": -850785831154.4926 }, "end": { "local": "1943-01-17T09:38:06+09:00", "utc": "1943-01-17T00:38:06Z", "ms": -850692113990.4872 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-01-16", "window": { "start": { "local": "1943-01-16T07:52:03+09:00", "utc": "1943-01-15T22:52:03Z", "ms": -850784876745.7177 }, "end": { "local": "1943-01-16T07:52:03+09:00", "utc": "1943-01-15T22:52:03Z", "ms": -850784876745.7177 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-01-17", "window": { "start": { "local": "1943-01-17T07:51:59+09:00", "utc": "1943-01-16T22:51:59Z", "ms": -850698481113.5527 }, "end": { "local": "1943-01-17T07:51:59+09:00", "utc": "1943-01-16T22:51:59Z", "ms": -850698481113.5527 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:36 on Sat 16 Jan to 09:38 on Sun 17 Jan.", "fact": "1943-01-15T22:36:09Z → 1943-01-17T00:38:06Z" }, { "step": "kaala", "text": "Sunrise is at 07:52 on the 16th and 07:52 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both sunrises qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 954 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1943: Sunday 17 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": "1943-01-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1943 falls on Sunday 17 January. Ekādaśī runs from 07:36 on Sat 16 Jan to 09:38 on Sun 17 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-01-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-01-18", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14537, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-01-18T11:59:33+09:00", "utc": "1943-01-18T02:59:33Z", "ms": -850597227454.6737 }, "end": { "local": "1943-01-19T14:32:46+09:00", "utc": "1943-01-19T05:32:46Z", "ms": -850501634350.8668 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-01-18T11:59:33+09:00", "utc": "1943-01-18T02:59:33Z", "ms": -850597227454.6737 }, "end": { "local": "1943-01-19T14:32:46+09:00", "utc": "1943-01-19T05:32:46Z", "ms": -850501634350.8668 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-01-18", "window": { "start": { "local": "1943-01-18T18:34:17+09:00", "utc": "1943-01-18T09:34:17Z", "ms": -850573543391.3854 }, "end": { "local": "1943-01-18T20:20:36+09:00", "utc": "1943-01-18T11:20:36Z", "ms": -850567163530.93 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1943-01-19", "window": { "start": { "local": "1943-01-19T18:35:03+09:00", "utc": "1943-01-19T09:35:03Z", "ms": -850487097025.2267 }, "end": { "local": "1943-01-19T20:21:15+09:00", "utc": "1943-01-19T11:21:15Z", "ms": -850480724539.6643 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:00 on Mon 18 Jan to 14:33 on Tue 19 Jan.", "fact": "1943-01-18T02:59:33Z → 1943-01-19T05:32:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:34–20:21 on the 18th, 18:35–20:21 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 106 of 106 minutes on the 18th and 0 of 106 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 14537 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Monday 18 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": "1943-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Monday 18 January. Trayodaśī runs from 12:00 on Mon 18 Jan to 14:33 on Tue 19 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-01-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-01-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-01-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19530, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-01-25T02:35:40+09:00", "utc": "1943-01-24T17:35:40Z", "ms": -850026259818.096 }, "end": { "local": "1943-01-26T04:11:05+09:00", "utc": "1943-01-25T19:11:05Z", "ms": -849934134771.5697 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-01-25T02:35:40+09:00", "utc": "1943-01-24T17:35:40Z", "ms": -850026259818.096 }, "end": { "local": "1943-01-26T04:11:05+09:00", "utc": "1943-01-25T19:11:05Z", "ms": -849934134771.5697 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-01-24", "window": { "start": { "local": "1943-01-24T21:10:10+09:00", "utc": "1943-01-24T12:10:10Z", "ms": -850045789803.0112 }, "end": { "local": "1943-01-24T21:10:10+09:00", "utc": "1943-01-24T12:10:10Z", "ms": -850045789803.0112 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-01-25", "window": { "start": { "local": "1943-01-25T22:02:46+09:00", "utc": "1943-01-25T13:02:46Z", "ms": -849956234301.9204 }, "end": { "local": "1943-01-25T22:02:46+09:00", "utc": "1943-01-25T13:02:46Z", "ms": -849956234301.9204 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:36 on Mon 25 Jan to 04:11 on Tue 26 Jan.", "fact": "1943-01-24T17:35:40Z → 1943-01-25T19:11:05Z" }, { "step": "kaala", "text": "Moonrise is at 21:10 on the 24th and 22:03 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 19530 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Monday 25 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": "1943-01-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-01-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Monday 25 January. Caturthī runs from 02:36 on Mon 25 Jan to 04:11 on Tue 26 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-01-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-02-01", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24710, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-02-01T00:56:05+09:00", "utc": "1943-01-31T15:56:05Z", "ms": -849427435022.1367 }, "end": { "local": "1943-02-01T22:11:45+09:00", "utc": "1943-02-01T13:11:45Z", "ms": -849350894563.984 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-01T00:56:05+09:00", "utc": "1943-01-31T15:56:05Z", "ms": -849427435022.1367 }, "end": { "local": "1943-02-01T22:11:45+09:00", "utc": "1943-02-01T13:11:45Z", "ms": -849350894563.984 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-02-01", "window": { "start": { "local": "1943-02-01T07:47:55+09:00", "utc": "1943-01-31T22:47:55Z", "ms": -849402725327.796 }, "end": { "local": "1943-02-01T07:47:55+09:00", "utc": "1943-01-31T22:47:55Z", "ms": -849402725327.796 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-02-02", "window": { "start": { "local": "1943-02-02T07:47:27+09:00", "utc": "1943-02-01T22:47:27Z", "ms": -849316352944.3298 }, "end": { "local": "1943-02-02T07:47:27+09:00", "utc": "1943-02-01T22:47:27Z", "ms": -849316352944.3298 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:56 on Mon 1 Feb to 22:12 on Mon 1 Feb.", "fact": "1943-01-31T15:56:05Z → 1943-02-01T13:11:45Z" }, { "step": "kaala", "text": "Sunrise is at 07:48 on the 1st and 07:47 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 24710 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Fuzhou, 1943: Monday 1 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": "1943-02-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṣaṭtilā Ekādaśī 1943 falls on Monday 1 February. Ekādaśī runs from 00:56 on Mon 1 Feb to 22:12 on Mon 1 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-02-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-02-02", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 975, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-02-02T19:02:01+09:00", "utc": "1943-02-02T10:02:01Z", "ms": -849275879336.5731 }, "end": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-02T19:02:01+09:00", "utc": "1943-02-02T10:02:01Z", "ms": -849275879336.5731 }, "end": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-02-02", "window": { "start": { "local": "1943-02-02T18:45:45+09:00", "utc": "1943-02-02T09:45:45Z", "ms": -849276854735.5432 }, "end": { "local": "1943-02-02T20:29:55+09:00", "utc": "1943-02-02T11:29:55Z", "ms": -849270605022.9471 } }, "covered_min": 88, "window_min": 104, "qualifies": true }, { "local_date": "1943-02-03", "window": { "start": { "local": "1943-02-03T18:46:30+09:00", "utc": "1943-02-03T09:46:30Z", "ms": -849190410287.2435 }, "end": { "local": "1943-02-03T20:30:29+09:00", "utc": "1943-02-03T11:30:29Z", "ms": -849184170536.0131 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:02 on Tue 2 Feb to 15:35 on Wed 3 Feb.", "fact": "1943-02-02T10:02:01Z → 1943-02-03T06:35:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:46–20:30 on the 2nd, 18:46–20:30 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 88 of 104 minutes on the 2nd and 0 of 104 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 975 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Tuesday 2 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": "1943-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Tuesday 2 February. Trayodaśī runs from 19:02 on Tue 2 Feb to 15:35 on Wed 3 Feb and covers 88 of 104 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-02-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-02-03", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33430, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 }, "end": { "local": "1943-02-04T12:01:01+09:00", "utc": "1943-02-04T03:01:01Z", "ms": -849128338813.6262 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 }, "end": { "local": "1943-02-04T12:01:01+09:00", "utc": "1943-02-04T03:01:01Z", "ms": -849128338813.6262 } }, "kaala": "nishita", "days": [ { "local_date": "1943-02-03", "window": { "start": { "local": "1943-02-04T00:52:29+09:00", "utc": "1943-02-03T15:52:29Z", "ms": -849168451220.1292 }, "end": { "local": "1943-02-04T01:40:29+09:00", "utc": "1943-02-03T16:40:29Z", "ms": -849165571220.1292 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-02-04", "window": { "start": { "local": "1943-02-05T00:52:35+09:00", "utc": "1943-02-04T15:52:35Z", "ms": -849082044931.6428 }, "end": { "local": "1943-02-05T01:40:35+09:00", "utc": "1943-02-04T16:40:35Z", "ms": -849079164931.6428 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:35 on Wed 3 Feb to 12:01 on Thu 4 Feb.", "fact": "1943-02-03T06:35:19Z → 1943-02-04T03:01:01Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:52–01:40 on the 3rd, 00:53–01:41 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 33430 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Wednesday 3 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-02-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Wednesday 3 February. Caturdaśī runs from 15:35 on Wed 3 Feb to 12:01 on Thu 4 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-02-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15273, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 }, "end": { "local": "1943-02-04T12:01:01+09:00", "utc": "1943-02-04T03:01:01Z", "ms": -849128338813.6262 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-03T15:35:19+09:00", "utc": "1943-02-03T06:35:19Z", "ms": -849201880742.8264 }, "end": { "local": "1943-02-04T12:01:01+09:00", "utc": "1943-02-04T03:01:01Z", "ms": -849128338813.6262 } }, "kaala": "arunodaya", "days": [ { "local_date": "1943-02-03", "window": { "start": { "local": "1943-02-03T06:02:48+09:00", "utc": "1943-02-02T21:02:48Z", "ms": -849236231603.6686 }, "end": { "local": "1943-02-03T07:46:58+09:00", "utc": "1943-02-02T22:46:58Z", "ms": -849229981891.0725 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1943-02-04", "window": { "start": { "local": "1943-02-04T06:02:28+09:00", "utc": "1943-02-03T21:02:28Z", "ms": -849149851904.2452 }, "end": { "local": "1943-02-04T07:46:28+09:00", "utc": "1943-02-03T22:46:28Z", "ms": -849143612153.0148 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:35 on Wed 3 Feb to 12:01 on Thu 4 Feb.", "fact": "1943-02-03T06:35:19Z → 1943-02-04T03:01:01Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:03–07:47 on the 3rd, 06:02–07:46 on the 4th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 0 of 104 minutes on the 3rd and 104 of 104 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15273 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Fuzhou, 1943: Thursday 4 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": "1943-02-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Tarpaṇa 1943 falls on Thursday 4 February. Caturdaśī runs from 15:35 on Wed 3 Feb to 12:01 on Thu 4 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29609, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-02-07T23:43:21+09:00", "utc": "1943-02-07T14:43:21Z", "ms": -848826999233.3179 }, "end": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-07T23:43:21+09:00", "utc": "1943-02-07T14:43:21Z", "ms": -848826999233.3179 }, "end": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-02-07", "window": { "start": { "local": "1943-02-07T12:53:07+09:00", "utc": "1943-02-07T03:53:07Z", "ms": -848866013237.0715 }, "end": { "local": "1943-02-07T13:41:07+09:00", "utc": "1943-02-07T04:41:07Z", "ms": -848863133237.0715 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-02-08", "window": { "start": { "local": "1943-02-08T12:53:10+09:00", "utc": "1943-02-08T03:53:10Z", "ms": -848779609571.21 }, "end": { "local": "1943-02-08T13:41:10+09:00", "utc": "1943-02-08T04:41:10Z", "ms": -848776729571.21 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:43 on Sun 7 Feb to 21:55 on Mon 8 Feb.", "fact": "1943-02-07T14:43:21Z → 1943-02-08T12:54:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:53–13:41 on the 7th, 12:53–13:41 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 29609 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Fuzhou, 1943: Monday 8 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": "1943-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1943 falls on Monday 8 February. Caturthī runs from 23:43 on Sun 7 Feb to 21:55 on Mon 8 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4885, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-02-07T23:43:21+09:00", "utc": "1943-02-07T14:43:21Z", "ms": -848826999233.3179 }, "end": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-07T23:43:21+09:00", "utc": "1943-02-07T14:43:21Z", "ms": -848826999233.3179 }, "end": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-02-07", "window": { "start": { "local": "1943-02-07T18:49:24+09:00", "utc": "1943-02-07T09:49:24Z", "ms": -848844635792.0708 }, "end": { "local": "1943-02-07T20:32:43+09:00", "utc": "1943-02-07T11:32:43Z", "ms": -848838437160.2755 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1943-02-08", "window": { "start": { "local": "1943-02-08T18:50:07+09:00", "utc": "1943-02-08T09:50:07Z", "ms": -848758193088.8137 }, "end": { "local": "1943-02-08T20:33:15+09:00", "utc": "1943-02-08T11:33:15Z", "ms": -848752005031.5863 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:43 on Sun 7 Feb to 21:55 on Mon 8 Feb.", "fact": "1943-02-07T14:43:21Z → 1943-02-08T12:54:40Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:49–20:33 on the 7th, 18:50–20:33 on the 8th.", "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 103 minutes on the 7th and 103 of 103 on the 8th.", "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 4885 s" }, { "step": "ruling", "text": "Tila Caturthī, Fuzhou, 1943: Monday 8 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": "1943-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Tila Caturthī 1943 falls on Monday 8 February. Caturthī runs from 23:43 on Sun 7 Feb to 21:55 on Mon 8 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25765, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "end": { "local": "1943-02-09T20:50:38+09:00", "utc": "1943-02-09T11:50:38Z", "ms": -848664561593.1724 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "end": { "local": "1943-02-09T20:50:38+09:00", "utc": "1943-02-09T11:50:38Z", "ms": -848664561593.1724 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-02-08", "window": { "start": { "local": "1943-02-08T12:53:10+09:00", "utc": "1943-02-08T03:53:10Z", "ms": -848779609571.21 }, "end": { "local": "1943-02-08T13:41:10+09:00", "utc": "1943-02-08T04:41:10Z", "ms": -848776729571.21 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-02-09", "window": { "start": { "local": "1943-02-09T12:53:13+09:00", "utc": "1943-02-09T03:53:13Z", "ms": -848693206722.2242 }, "end": { "local": "1943-02-09T13:41:13+09:00", "utc": "1943-02-09T04:41:13Z", "ms": -848690326722.2242 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:55 on Mon 8 Feb to 20:51 on Tue 9 Feb.", "fact": "1943-02-08T12:54:40Z → 1943-02-09T11:50:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:53–13:41 on the 8th, 12:53–13:41 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 25765 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Fuzhou, 1943: Tuesday 9 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": "1943-02-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Pañcamī 1943 falls on Tuesday 9 February. Pañcamī runs from 21:55 on Mon 8 Feb to 20:51 on Tue 9 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25765, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "end": { "local": "1943-02-09T20:50:38+09:00", "utc": "1943-02-09T11:50:38Z", "ms": -848664561593.1724 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-08T21:54:40+09:00", "utc": "1943-02-08T12:54:40Z", "ms": -848747120282.0748 }, "end": { "local": "1943-02-09T20:50:38+09:00", "utc": "1943-02-09T11:50:38Z", "ms": -848664561593.1724 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-02-08", "window": { "start": { "local": "1943-02-08T12:53:10+09:00", "utc": "1943-02-08T03:53:10Z", "ms": -848779609571.21 }, "end": { "local": "1943-02-08T13:41:10+09:00", "utc": "1943-02-08T04:41:10Z", "ms": -848776729571.21 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-02-09", "window": { "start": { "local": "1943-02-09T12:53:13+09:00", "utc": "1943-02-09T03:53:13Z", "ms": -848693206722.2242 }, "end": { "local": "1943-02-09T13:41:13+09:00", "utc": "1943-02-09T04:41:13Z", "ms": -848690326722.2242 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:55 on Mon 8 Feb to 20:51 on Tue 9 Feb.", "fact": "1943-02-08T12:54:40Z → 1943-02-09T11:50:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:53–13:41 on the 8th, 12:53–13:41 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25765 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Fuzhou, 1943: Tuesday 9 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": "1943-02-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasanta Pañcamī 1943 falls on Tuesday 9 February. Pañcamī runs from 21:55 on Mon 8 Feb to 20:51 on Tue 9 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31942, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-02-10T20:34:39+09:00", "utc": "1943-02-10T11:34:39Z", "ms": -848579121429.1921 }, "end": { "local": "1943-02-11T21:06:43+09:00", "utc": "1943-02-11T12:06:43Z", "ms": -848490797339.5878 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-10T20:34:39+09:00", "utc": "1943-02-10T11:34:39Z", "ms": -848579121429.1921 }, "end": { "local": "1943-02-11T21:06:43+09:00", "utc": "1943-02-11T12:06:43Z", "ms": -848490797339.5878 } }, "kaala": "arunodaya", "days": [ { "local_date": "1943-02-11", "window": { "start": { "local": "1943-02-11T05:59:34+09:00", "utc": "1943-02-10T20:59:34Z", "ms": -848545226078.0923 }, "end": { "local": "1943-02-11T07:42:21+09:00", "utc": "1943-02-10T22:42:21Z", "ms": -848539059491.3905 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1943-02-12", "window": { "start": { "local": "1943-02-12T05:59:05+09:00", "utc": "1943-02-11T20:59:05Z", "ms": -848458855371.1398 }, "end": { "local": "1943-02-12T07:41:40+09:00", "utc": "1943-02-11T22:41:40Z", "ms": -848452699671.5278 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 20:35 on Wed 10 Feb to 21:07 on Thu 11 Feb.", "fact": "1943-02-10T11:34:39Z → 1943-02-11T12:06:43Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:00–07:42 on the 11th, 05:59–07:42 on the 12th.", "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 103 of 103 minutes on the 11th and 0 of 103 on the 12th.", "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 31942 s" }, { "step": "ruling", "text": "Ratha Saptamī, Fuzhou, 1943: Thursday 11 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": "1943-02-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Ratha Saptamī 1943 falls on Thursday 11 February. Saptamī runs from 20:35 on Wed 10 Feb to 21:07 on Thu 11 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-02-15", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8745, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-02-15T02:37:10+09:00", "utc": "1943-02-14T17:37:10Z", "ms": -848211770100.0372 }, "end": { "local": "1943-02-16T05:13:04+09:00", "utc": "1943-02-15T20:13:04Z", "ms": -848116016483.84 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-15T02:37:10+09:00", "utc": "1943-02-14T17:37:10Z", "ms": -848211770100.0372 }, "end": { "local": "1943-02-16T05:13:04+09:00", "utc": "1943-02-15T20:13:04Z", "ms": -848116016483.84 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-02-15", "window": { "start": { "local": "1943-02-15T07:39:33+09:00", "utc": "1943-02-14T22:39:33Z", "ms": -848193626971.0896 }, "end": { "local": "1943-02-15T07:39:33+09:00", "utc": "1943-02-14T22:39:33Z", "ms": -848193626971.0896 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-02-16", "window": { "start": { "local": "1943-02-16T07:38:48+09:00", "utc": "1943-02-15T22:38:48Z", "ms": -848107271569.6724 }, "end": { "local": "1943-02-16T07:38:48+09:00", "utc": "1943-02-15T22:38:48Z", "ms": -848107271569.6724 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:37 on Mon 15 Feb to 05:13 on Tue 16 Feb.", "fact": "1943-02-14T17:37:10Z → 1943-02-15T20:13:04Z" }, { "step": "kaala", "text": "Sunrise is at 07:40 on the 15th and 07:39 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 15th and is not on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8745 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Fuzhou, 1943: Monday 15 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": "1943-02-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Jayā Ekādaśī 1943 falls on Monday 15 February. Ekādaśī runs from 02:37 on Mon 15 Feb to 05:13 on Tue 16 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-02-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18017, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-02-16T05:13:04+09:00", "utc": "1943-02-15T20:13:04Z", "ms": -848116016483.84 }, "end": { "local": "1943-02-17T07:52:51+09:00", "utc": "1943-02-16T22:52:51Z", "ms": -848020029160.0555 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-16T05:13:04+09:00", "utc": "1943-02-15T20:13:04Z", "ms": -848116016483.84 }, "end": { "local": "1943-02-17T07:52:51+09:00", "utc": "1943-02-16T22:52:51Z", "ms": -848020029160.0555 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-02-16", "window": { "start": { "local": "1943-02-16T12:53:11+09:00", "utc": "1943-02-16T03:53:11Z", "ms": -848088409062.1707 }, "end": { "local": "1943-02-16T13:41:11+09:00", "utc": "1943-02-16T04:41:11Z", "ms": -848085529062.1707 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-02-17", "window": { "start": { "local": "1943-02-17T12:53:08+09:00", "utc": "1943-02-17T03:53:08Z", "ms": -848002012452.4956 }, "end": { "local": "1943-02-17T13:41:08+09:00", "utc": "1943-02-17T04:41:08Z", "ms": -847999132452.4956 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 05:13 on Tue 16 Feb to 07:53 on Wed 17 Feb.", "fact": "1943-02-15T20:13:04Z → 1943-02-16T22:52:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:53–13:41 on the 16th, 12:53–13:41 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 0 of 48 on the 17th.", "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 18017 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Fuzhou, 1943: Tuesday 16 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": "1943-02-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhīṣma Dvādaśī 1943 falls on Tuesday 16 February. Dvādaśī runs from 05:13 on Tue 16 Feb to 07:53 on Wed 17 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-02-17", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30628, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-02-17T07:52:51+09:00", "utc": "1943-02-16T22:52:51Z", "ms": -848020029160.0555 }, "end": { "local": "1943-02-18T10:26:23+09:00", "utc": "1943-02-18T01:26:23Z", "ms": -847924417300.6051 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-17T07:52:51+09:00", "utc": "1943-02-16T22:52:51Z", "ms": -848020029160.0555 }, "end": { "local": "1943-02-18T10:26:23+09:00", "utc": "1943-02-18T01:26:23Z", "ms": -847924417300.6051 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-02-17", "window": { "start": { "local": "1943-02-17T18:56:12+09:00", "utc": "1943-02-17T09:56:12Z", "ms": -847980227699.4949 }, "end": { "local": "1943-02-17T20:37:41+09:00", "utc": "1943-02-17T11:37:41Z", "ms": -847974139186.2915 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1943-02-18", "window": { "start": { "local": "1943-02-18T18:56:51+09:00", "utc": "1943-02-18T09:56:51Z", "ms": -847893789282.5059 }, "end": { "local": "1943-02-18T20:38:08+09:00", "utc": "1943-02-18T11:38:08Z", "ms": -847887712241.6425 } }, "covered_min": 0, "window_min": 101, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:53 on Wed 17 Feb to 10:26 on Thu 18 Feb.", "fact": "1943-02-16T22:52:51Z → 1943-02-18T01:26:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:38 on the 17th, 18:57–20:38 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 101 of 101 minutes on the 17th and 0 of 101 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 30628 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Wednesday 17 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": "1943-02-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Wednesday 17 February. Trayodaśī runs from 07:53 on Wed 17 Feb to 10:26 on Thu 18 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-02-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 443, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-02-19T12:45:36+09:00", "utc": "1943-02-19T03:45:36Z", "ms": -847829663939.0759 }, "end": { "local": "1943-02-20T14:44:44+09:00", "utc": "1943-02-20T05:44:44Z", "ms": -847736116432.6622 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1943-02-19T12:45:36+09:00", "utc": "1943-02-19T03:45:36Z", "ms": -847829663939.0759 }, "end": { "local": "1943-02-20T14:44:44+09:00", "utc": "1943-02-20T05:44:44Z", "ms": -847736116432.6622 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-02-19", "window": { "start": { "local": "1943-02-19T12:52:59+09:00", "utc": "1943-02-19T03:52:59Z", "ms": -847829221388.2766 }, "end": { "local": "1943-02-19T13:40:59+09:00", "utc": "1943-02-19T04:40:59Z", "ms": -847826341388.2766 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-02-20", "window": { "start": { "local": "1943-02-20T12:52:53+09:00", "utc": "1943-02-20T03:52:53Z", "ms": -847742826901.1536 }, "end": { "local": "1943-02-20T13:40:53+09:00", "utc": "1943-02-20T04:40:53Z", "ms": -847739946901.1536 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 12:46 on Fri 19 Feb to 14:45 on Sat 20 Feb.", "fact": "1943-02-19T03:45:36Z → 1943-02-20T05:44:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:53–13:41 on the 19th, 12:53–13:41 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 48 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 443 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Fuzhou, 1943: Saturday 20 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": "1943-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Māghī Pūrṇimā 1943 falls on Saturday 20 February. Pūrṇimā runs from 12:46 on Fri 19 Feb to 14:45 on Sat 20 Feb and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-02-23", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-02-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12951, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-02-23T18:10:15+09:00", "utc": "1943-02-23T09:10:15Z", "ms": -847464584734.3401 }, "end": { "local": "1943-02-24T18:23:11+09:00", "utc": "1943-02-24T09:23:11Z", "ms": -847377409237.0764 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-02-23T18:10:15+09:00", "utc": "1943-02-23T09:10:15Z", "ms": -847464584734.3401 }, "end": { "local": "1943-02-24T18:23:11+09:00", "utc": "1943-02-24T09:23:11Z", "ms": -847377409237.0764 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-02-23", "window": { "start": { "local": "1943-02-23T21:46:06+09:00", "utc": "1943-02-23T12:46:06Z", "ms": -847451633645.681 }, "end": { "local": "1943-02-23T21:46:06+09:00", "utc": "1943-02-23T12:46:06Z", "ms": -847451633645.681 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-02-24", "window": { "start": { "local": "1943-02-24T22:41:30+09:00", "utc": "1943-02-24T13:41:30Z", "ms": -847361910224.3325 }, "end": { "local": "1943-02-24T22:41:30+09:00", "utc": "1943-02-24T13:41:30Z", "ms": -847361910224.3325 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:10 on Tue 23 Feb to 18:23 on Wed 24 Feb.", "fact": "1943-02-23T09:10:15Z → 1943-02-24T09:23:11Z" }, { "step": "kaala", "text": "Moonrise is at 21:46 on the 23rd and 22:41 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 12951 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Tuesday 23 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": "1943-02-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-02-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Tuesday 23 February. Caturthī runs from 18:10 on Tue 23 Feb to 18:23 on Wed 24 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-02-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-03-02", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 763, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-03-02T09:57:03+09:00", "utc": "1943-03-02T00:57:03Z", "ms": -846889377420.5568 }, "end": { "local": "1943-03-03T07:13:08+09:00", "utc": "1943-03-02T22:13:08Z", "ms": -846812812178.8943 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-02T09:57:03+09:00", "utc": "1943-03-02T00:57:03Z", "ms": -846889377420.5568 }, "end": { "local": "1943-03-03T07:13:08+09:00", "utc": "1943-03-02T22:13:08Z", "ms": -846812812178.8943 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-03-02", "window": { "start": { "local": "1943-03-02T07:26:48+09:00", "utc": "1943-03-01T22:26:48Z", "ms": -846898391673.0985 }, "end": { "local": "1943-03-02T07:26:48+09:00", "utc": "1943-03-01T22:26:48Z", "ms": -846898391673.0985 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-03-03", "window": { "start": { "local": "1943-03-03T07:25:51+09:00", "utc": "1943-03-02T22:25:51Z", "ms": -846812048781.798 }, "end": { "local": "1943-03-03T07:25:51+09:00", "utc": "1943-03-02T22:25:51Z", "ms": -846812048781.798 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:57 on Tue 2 Mar to 07:13 on Wed 3 Mar.", "fact": "1943-03-02T00:57:03Z → 1943-03-02T22:13:08Z" }, { "step": "kaala", "text": "Sunrise is at 07:27 on the 2nd and 07:26 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 2nd and is not on the 3rd.", "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 763 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Fuzhou, 1943: Tuesday 2 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Ekādaśī 1943 falls on Tuesday 2 March. Ekādaśī runs from 09:57 on Tue 2 Mar to 07:13 on Wed 3 Mar, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-03-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1257, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-03-05T01:17:34+09:00", "utc": "1943-03-04T16:17:34Z", "ms": -846661346315.0514 }, "end": { "local": "1943-03-05T22:20:07+09:00", "utc": "1943-03-05T13:20:07Z", "ms": -846585593327.9879 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-05T01:17:34+09:00", "utc": "1943-03-04T16:17:34Z", "ms": -846661346315.0514 }, "end": { "local": "1943-03-05T22:20:07+09:00", "utc": "1943-03-05T13:20:07Z", "ms": -846585593327.9879 } }, "kaala": "nishita", "days": [ { "local_date": "1943-03-04", "window": { "start": { "local": "1943-03-05T00:50:31+09:00", "utc": "1943-03-04T15:50:31Z", "ms": -846662969428.2931 }, "end": { "local": "1943-03-05T01:38:31+09:00", "utc": "1943-03-04T16:38:31Z", "ms": -846660089428.2931 } }, "covered_min": 21, "window_min": 48, "qualifies": true }, { "local_date": "1943-03-05", "window": { "start": { "local": "1943-03-06T00:50:17+09:00", "utc": "1943-03-05T15:50:17Z", "ms": -846576582546.0881 }, "end": { "local": "1943-03-06T01:38:17+09:00", "utc": "1943-03-05T16:38:17Z", "ms": -846573702546.0881 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:18 on Fri 5 Mar to 22:20 on Fri 5 Mar.", "fact": "1943-03-04T16:17:34Z → 1943-03-05T13:20:07Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:51–01:39 on the 4th, 00:50–01:38 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 21 of 48 minutes on the 4th and 0 of 48 on the 5th.", "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 1257 s" }, { "step": "ruling", "text": "Mahāśivarātri, Fuzhou, 1943: Thursday 4 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": "1943-03-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāśivarātri 1943 falls on Thursday 4 March. Caturdaśī runs from 01:18 on Fri 5 Mar to 22:20 on Fri 5 Mar and covers 21 of 48 minutes of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-03-04", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16437, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-03-04T04:17:45+09:00", "utc": "1943-03-03T19:17:45Z", "ms": -846736935203.9803 }, "end": { "local": "1943-03-05T01:17:34+09:00", "utc": "1943-03-04T16:17:34Z", "ms": -846661346315.0514 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-04T04:17:45+09:00", "utc": "1943-03-03T19:17:45Z", "ms": -846736935203.9803 }, "end": { "local": "1943-03-05T01:17:34+09:00", "utc": "1943-03-04T16:17:34Z", "ms": -846661346315.0514 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-03-03", "window": { "start": { "local": "1943-03-03T19:04:33+09:00", "utc": "1943-03-03T10:04:33Z", "ms": -846770127020.9711 }, "end": { "local": "1943-03-03T20:43:16+09:00", "utc": "1943-03-03T11:43:16Z", "ms": -846764204284.7207 } }, "covered_min": 0, "window_min": 99, "qualifies": false }, { "local_date": "1943-03-04", "window": { "start": { "local": "1943-03-04T19:05:06+09:00", "utc": "1943-03-04T10:05:06Z", "ms": -846683694055.976 }, "end": { "local": "1943-03-04T20:43:37+09:00", "utc": "1943-03-04T11:43:37Z", "ms": -846677783488.5939 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:18 on Thu 4 Mar to 01:18 on Fri 5 Mar.", "fact": "1943-03-03T19:17:45Z → 1943-03-04T16:17:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:05–20:43 on the 3rd, 19:05–20:44 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 99 minutes on the 3rd and 99 of 99 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16437 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Thursday 4 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": "1943-03-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Thursday 4 March. Trayodaśī runs from 04:18 on Thu 4 Mar to 01:18 on Fri 5 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-03-04", "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/1943/vinayaka-chaturthi?on=1943-03-10", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 345, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-03-09T13:43:36+09:00", "utc": "1943-03-09T04:43:36Z", "ms": -846270983672.6057 }, "end": { "local": "1943-03-10T13:01:57+09:00", "utc": "1943-03-10T04:01:57Z", "ms": -846187083195.1157 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-09T13:43:36+09:00", "utc": "1943-03-09T04:43:36Z", "ms": -846270983672.6057 }, "end": { "local": "1943-03-10T13:01:57+09:00", "utc": "1943-03-10T04:01:57Z", "ms": -846187083195.1157 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-03-09", "window": { "start": { "local": "1943-03-09T12:49:51+09:00", "utc": "1943-03-09T03:49:51Z", "ms": -846274208794.1831 }, "end": { "local": "1943-03-09T13:37:51+09:00", "utc": "1943-03-09T04:37:51Z", "ms": -846271328794.1831 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-03-10", "window": { "start": { "local": "1943-03-10T12:49:36+09:00", "utc": "1943-03-10T03:49:36Z", "ms": -846187823721.2578 }, "end": { "local": "1943-03-10T13:37:36+09:00", "utc": "1943-03-10T04:37:36Z", "ms": -846184943721.2578 } }, "covered_min": 12, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:44 on Tue 9 Mar to 13:02 on Wed 10 Mar.", "fact": "1943-03-09T04:43:36Z → 1943-03-10T04:01:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:50–13:38 on the 9th, 12:50–13:38 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 12 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 345 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Wednesday 10 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-10", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Wednesday 10 March. Caturthī runs from 13:44 on Tue 9 Mar to 13:02 on Wed 10 Mar and covers 12 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-03-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-03-17", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21278, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-03-16T22:44:29+09:00", "utc": "1943-03-16T13:44:29Z", "ms": -845633731121.1812 }, "end": { "local": "1943-03-18T01:15:57+09:00", "utc": "1943-03-17T16:15:57Z", "ms": -845538242604.6357 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-16T22:44:29+09:00", "utc": "1943-03-16T13:44:29Z", "ms": -845633731121.1812 }, "end": { "local": "1943-03-18T01:15:57+09:00", "utc": "1943-03-17T16:15:57Z", "ms": -845538242604.6357 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-03-17", "window": { "start": { "local": "1943-03-17T07:11:39+09:00", "utc": "1943-03-16T22:11:39Z", "ms": -845603301159.728 }, "end": { "local": "1943-03-17T07:11:39+09:00", "utc": "1943-03-16T22:11:39Z", "ms": -845603301159.728 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-03-18", "window": { "start": { "local": "1943-03-18T07:10:35+09:00", "utc": "1943-03-17T22:10:35Z", "ms": -845516964785.9806 }, "end": { "local": "1943-03-18T07:10:35+09:00", "utc": "1943-03-17T22:10:35Z", "ms": -845516964785.9806 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:44 on Tue 16 Mar to 01:16 on Thu 18 Mar.", "fact": "1943-03-16T13:44:29Z → 1943-03-17T16:15:57Z" }, { "step": "kaala", "text": "Sunrise is at 07:12 on the 17th and 07:11 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 21278 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Fuzhou, 1943: Wednesday 17 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": "1943-03-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Āmalakī Ekādaśī 1943 falls on Wednesday 17 March. Ekādaśī runs from 22:44 on Tue 16 Mar to 01:16 on Thu 18 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-03-17", "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/1943/pradosha-vrata?on=1943-03-19", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24067, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-03-19T03:29:00+09:00", "utc": "1943-03-18T18:29:00Z", "ms": -845443860074.2439 }, "end": { "local": "1943-03-20T05:14:46+09:00", "utc": "1943-03-19T20:14:46Z", "ms": -845351113981.5554 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-19T03:29:00+09:00", "utc": "1943-03-18T18:29:00Z", "ms": -845443860074.2439 }, "end": { "local": "1943-03-20T05:14:46+09:00", "utc": "1943-03-19T20:14:46Z", "ms": -845351113981.5554 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-03-18", "window": { "start": { "local": "1943-03-18T19:12:15+09:00", "utc": "1943-03-18T10:12:15Z", "ms": -845473664840.2097 }, "end": { "local": "1943-03-18T20:47:53+09:00", "utc": "1943-03-18T11:47:53Z", "ms": -845467926678.6515 } }, "covered_min": 0, "window_min": 96, "qualifies": false }, { "local_date": "1943-03-19", "window": { "start": { "local": "1943-03-19T19:12:44+09:00", "utc": "1943-03-19T10:12:44Z", "ms": -845387236067.6906 }, "end": { "local": "1943-03-19T20:48:10+09:00", "utc": "1943-03-19T11:48:10Z", "ms": -845381510279.7112 } }, "covered_min": 95, "window_min": 95, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:29 on Fri 19 Mar to 05:15 on Sat 20 Mar.", "fact": "1943-03-18T18:29:00Z → 1943-03-19T20:14:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:12–20:48 on the 18th, 19:13–20:48 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 96 minutes on the 18th and 95 of 95 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 24067 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Friday 19 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Friday 19 March. Trayodaśī runs from 03:29 on Fri 19 Mar to 05:15 on Sat 20 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34838, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-03-21T06:28:15+09:00", "utc": "1943-03-20T21:28:15Z", "ms": -845260304863.2096 }, "end": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-21T06:28:15+09:00", "utc": "1943-03-20T21:28:15Z", "ms": -845260304863.2096 }, "end": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 } }, "kaala": "sayahna", "days": [ { "local_date": "1943-03-21", "window": { "start": { "local": "1943-03-21T16:48:25+09:00", "utc": "1943-03-21T07:48:25Z", "ms": -845223094595.217 }, "end": { "local": "1943-03-21T19:13:41+09:00", "utc": "1943-03-21T10:13:41Z", "ms": -845214379032.9738 } }, "covered_min": 145, "window_min": 145, "qualifies": true }, { "local_date": "1943-03-22", "window": { "start": { "local": "1943-03-22T16:48:35+09:00", "utc": "1943-03-22T07:48:35Z", "ms": -845136684820.2643 }, "end": { "local": "1943-03-22T19:14:09+09:00", "utc": "1943-03-22T10:14:09Z", "ms": -845127950735.9315 } }, "covered_min": 0, "window_min": 146, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:28 on Sun 21 Mar to 07:08 on Mon 22 Mar.", "fact": "1943-03-20T21:28:15Z → 1943-03-21T22:07:57Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:48–19:14 on the 21st, 16:49–19:14 on the 22nd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 145 of 145 minutes on the 21st and 0 of 146 on the 22nd.", "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 34838 s" }, { "step": "ruling", "text": "Holikā Dahana, Fuzhou, 1943: Sunday 21 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Holikā Dahana 1943 falls on Sunday 21 March. Pūrṇimā runs from 06:28 on Sun 21 Mar to 07:08 on Mon 22 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34838, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-03-21T06:28:15+09:00", "utc": "1943-03-20T21:28:15Z", "ms": -845260304863.2096 }, "end": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1943-03-21T06:28:15+09:00", "utc": "1943-03-20T21:28:15Z", "ms": -845260304863.2096 }, "end": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 } }, "kaala": "sayahna", "days": [ { "local_date": "1943-03-21", "window": { "start": { "local": "1943-03-21T16:48:25+09:00", "utc": "1943-03-21T07:48:25Z", "ms": -845223094595.217 }, "end": { "local": "1943-03-21T19:13:41+09:00", "utc": "1943-03-21T10:13:41Z", "ms": -845214379032.9738 } }, "covered_min": 145, "window_min": 145, "qualifies": true }, { "local_date": "1943-03-22", "window": { "start": { "local": "1943-03-22T16:48:35+09:00", "utc": "1943-03-22T07:48:35Z", "ms": -845136684820.2643 }, "end": { "local": "1943-03-22T19:14:09+09:00", "utc": "1943-03-22T10:14:09Z", "ms": -845127950735.9315 } }, "covered_min": 0, "window_min": 146, "qualifies": false } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1943-03-21", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:28 on Sun 21 Mar to 07:08 on Mon 22 Mar.", "fact": "1943-03-20T21:28:15Z → 1943-03-21T22:07:57Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:48–19:14 on the 21st, 16:49–19:14 on the 22nd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 145 of 145 minutes on the 21st and 0 of 146 on the 22nd.", "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 34838 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Sunday 21 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Fuzhou, 1943: Monday 22 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Holī 1943 falls on Monday 22 March. It is kept the day after Holikā Dahana, which falls on Sunday 21 March. Pūrṇimā runs from 06:28 on Sun 21 Mar to 07:08 on Mon 22 Mar and covers all of sāyāhna on the 21st.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-23", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 98, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 }, "end": { "local": "1943-03-23T07:15:05+09:00", "utc": "1943-03-22T22:15:05Z", "ms": -845084694846.2057 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-03-22T07:07:57+09:00", "utc": "1943-03-21T22:07:57Z", "ms": -845171522876.0953 }, "end": { "local": "1943-03-23T07:15:05+09:00", "utc": "1943-03-22T22:15:05Z", "ms": -845084694846.2057 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-03-22", "window": { "start": { "local": "1943-03-22T07:06:19+09:00", "utc": "1943-03-21T22:06:19Z", "ms": -845171621157.5955 }, "end": { "local": "1943-03-22T07:06:19+09:00", "utc": "1943-03-21T22:06:19Z", "ms": -845171621157.5955 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-03-23", "window": { "start": { "local": "1943-03-23T07:05:14+09:00", "utc": "1943-03-22T22:05:14Z", "ms": -845085285567.9578 }, "end": { "local": "1943-03-23T07:05:14+09:00", "utc": "1943-03-22T22:05:14Z", "ms": -845085285567.9578 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 07:08 on Mon 22 Mar to 07:15 on Tue 23 Mar.", "fact": "1943-03-21T22:07:57Z → 1943-03-22T22:15:05Z" }, { "step": "kaala", "text": "Sunrise is at 07:06 on the 22nd and 07:05 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is not on the 22nd and is on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 98 s < 300 s" }, { "step": "ruling", "text": "Vasantotsava, Fuzhou, 1943: Tuesday 23 March.", "fact": "confidence: boundary (margin)" } ], "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": "1943-03-22", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-23", "confidence": "boundary" } ], "quote": "In Fuzhou, Vasantotsava 1943 falls on Tuesday 23 March. Pratipadā runs from 07:08 on Mon 22 Mar to 07:15 on Tue 23 Mar and is current at sunrise that day. It is 1 min 38 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-03-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23004, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-03-25T06:04:36+09:00", "utc": "1943-03-24T21:04:36Z", "ms": -844916124434.9968 }, "end": { "local": "1943-03-26T04:55:00+09:00", "utc": "1943-03-25T19:55:00Z", "ms": -844833899904.5424 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-03-25T06:04:36+09:00", "utc": "1943-03-24T21:04:36Z", "ms": -844916124434.9968 }, "end": { "local": "1943-03-26T04:55:00+09:00", "utc": "1943-03-25T19:55:00Z", "ms": -844833899904.5424 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-03-24", "window": { "start": { "local": "1943-03-24T21:32:46+09:00", "utc": "1943-03-24T12:32:46Z", "ms": -844946833508.8918 }, "end": { "local": "1943-03-24T21:32:46+09:00", "utc": "1943-03-24T12:32:46Z", "ms": -844946833508.8918 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-03-25", "window": { "start": { "local": "1943-03-25T22:31:36+09:00", "utc": "1943-03-25T13:31:36Z", "ms": -844856903595.8638 }, "end": { "local": "1943-03-25T22:31:36+09:00", "utc": "1943-03-25T13:31:36Z", "ms": -844856903595.8638 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:05 on Thu 25 Mar to 04:55 on Fri 26 Mar.", "fact": "1943-03-24T21:04:36Z → 1943-03-25T19:55:00Z" }, { "step": "kaala", "text": "Moonrise is at 21:33 on the 24th and 22:32 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 23004 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Thursday 25 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": "1943-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Thursday 25 March. Caturthī runs from 06:05 on Thu 25 Mar to 04:55 on Fri 26 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-03-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29833, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-03-28T23:52:27+09:00", "utc": "1943-03-28T14:52:27Z", "ms": -844592852566.8112 }, "end": { "local": "1943-03-29T21:49:19+09:00", "utc": "1943-03-29T12:49:19Z", "ms": -844513841104.0892 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-03-28T23:52:27+09:00", "utc": "1943-03-28T14:52:27Z", "ms": -844592852566.8112 }, "end": { "local": "1943-03-29T21:49:19+09:00", "utc": "1943-03-29T12:49:19Z", "ms": -844513841104.0892 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-03-28", "window": { "start": { "local": "1943-03-28T12:44:25+09:00", "utc": "1943-03-28T03:44:25Z", "ms": -844632935466.009 }, "end": { "local": "1943-03-28T13:32:25+09:00", "utc": "1943-03-28T04:32:25Z", "ms": -844630055466.009 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-03-29", "window": { "start": { "local": "1943-03-29T12:44:06+09:00", "utc": "1943-03-29T03:44:06Z", "ms": -844546553747.3735 }, "end": { "local": "1943-03-29T13:32:06+09:00", "utc": "1943-03-29T04:32:06Z", "ms": -844543673747.3735 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 23:52 on Sun 28 Mar to 21:49 on Mon 29 Mar.", "fact": "1943-03-28T14:52:27Z → 1943-03-29T12:49:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:44–13:32 on the 28th, 12:44–13:32 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 29833 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Fuzhou, 1943: Monday 29 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitalashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Sitalastami, (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-03-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalāṣṭamī 1943 falls on Monday 29 March. Aṣṭamī runs from 23:52 on Sun 28 Mar to 21:49 on Mon 29 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-04-01", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29288, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-03-31T17:22:26+09:00", "utc": "1943-03-31T08:22:26Z", "ms": -844357054237.465 }, "end": { "local": "1943-04-01T15:03:43+09:00", "utc": "1943-04-01T06:03:43Z", "ms": -844278976519.9496 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-03-31T17:22:26+09:00", "utc": "1943-03-31T08:22:26Z", "ms": -844357054237.465 }, "end": { "local": "1943-04-01T15:03:43+09:00", "utc": "1943-04-01T06:03:43Z", "ms": -844278976519.9496 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-03-31", "window": { "start": { "local": "1943-03-31T06:56:39+09:00", "utc": "1943-03-30T21:56:39Z", "ms": -844394600773.8236 }, "end": { "local": "1943-03-31T06:56:39+09:00", "utc": "1943-03-30T21:56:39Z", "ms": -844394600773.8236 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-04-01", "window": { "start": { "local": "1943-04-01T06:55:35+09:00", "utc": "1943-03-31T21:55:35Z", "ms": -844308264738.6018 }, "end": { "local": "1943-04-01T06:55:35+09:00", "utc": "1943-03-31T21:55:35Z", "ms": -844308264738.6018 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:22 on Wed 31 Mar to 15:04 on Thu 1 Apr.", "fact": "1943-03-31T08:22:26Z → 1943-04-01T06:03:43Z" }, { "step": "kaala", "text": "Sunrise is at 06:57 on the 31st and 06:56 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 31st and is on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29288 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Fuzhou, 1943: Thursday 1 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-04-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāpamocanī Ekādaśī 1943 falls on Thursday 1 April. Ekādaśī runs from 17:22 on Wed 31 Mar to 15:04 on Thu 1 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-04-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-04-02", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23587, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-04-02T12:46:09+09:00", "utc": "1943-04-02T03:46:09Z", "ms": -844200830631.396 }, "end": { "local": "1943-04-03T10:34:29+09:00", "utc": "1943-04-03T01:34:29Z", "ms": -844122331318.7622 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-02T12:46:09+09:00", "utc": "1943-04-02T03:46:09Z", "ms": -844200830631.396 }, "end": { "local": "1943-04-03T10:34:29+09:00", "utc": "1943-04-03T01:34:29Z", "ms": -844122331318.7622 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-04-02", "window": { "start": { "local": "1943-04-02T19:19:16+09:00", "utc": "1943-04-02T10:19:16Z", "ms": -844177243871.3973 }, "end": { "local": "1943-04-02T20:51:50+09:00", "utc": "1943-04-02T11:51:50Z", "ms": -844171690300.7365 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "1943-04-03", "window": { "start": { "local": "1943-04-03T19:19:44+09:00", "utc": "1943-04-03T10:19:44Z", "ms": -844090816011.1473 }, "end": { "local": "1943-04-03T20:52:05+09:00", "utc": "1943-04-03T11:52:05Z", "ms": -844085274600.7253 } }, "covered_min": 0, "window_min": 92, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:46 on Fri 2 Apr to 10:34 on Sat 3 Apr.", "fact": "1943-04-02T03:46:09Z → 1943-04-03T01:34:29Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:19–20:52 on the 2nd, 19:20–20:52 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 93 of 93 minutes on the 2nd and 0 of 92 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23587 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Friday 2 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Friday 2 April. Trayodaśī runs from 12:46 on Fri 2 Apr to 10:34 on Sat 3 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-04-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-04-03", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25464, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-04-03T10:34:29+09:00", "utc": "1943-04-03T01:34:29Z", "ms": -844122331318.7622 }, "end": { "local": "1943-04-04T08:34:29+09:00", "utc": "1943-04-03T23:34:29Z", "ms": -844043131345.1304 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-03T10:34:29+09:00", "utc": "1943-04-03T01:34:29Z", "ms": -844122331318.7622 }, "end": { "local": "1943-04-04T08:34:29+09:00", "utc": "1943-04-03T23:34:29Z", "ms": -844043131345.1304 } }, "kaala": "nishita", "days": [ { "local_date": "1943-04-02", "window": { "start": { "local": "1943-04-03T00:42:22+09:00", "utc": "1943-04-02T15:42:22Z", "ms": -844157857981.419 }, "end": { "local": "1943-04-03T01:30:22+09:00", "utc": "1943-04-02T16:30:22Z", "ms": -844154977981.419 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-04-03", "window": { "start": { "local": "1943-04-04T00:42:04+09:00", "utc": "1943-04-03T15:42:04Z", "ms": -844071475722.0647 }, "end": { "local": "1943-04-04T01:30:04+09:00", "utc": "1943-04-03T16:30:04Z", "ms": -844068595722.0647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:34 on Sat 3 Apr to 08:34 on Sun 4 Apr.", "fact": "1943-04-03T01:34:29Z → 1943-04-03T23:34:29Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:42–01:30 on the 2nd, 00:42–01:30 on the 3rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25464 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Saturday 3 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": "1943-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Saturday 3 April. Caturdaśī runs from 10:34 on Sat 3 Apr to 08:34 on Sun 4 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-04-03", "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/1943/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20955, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-04-05T06:52:46+09:00", "utc": "1943-04-04T21:52:46Z", "ms": -843962833963.5487 }, "end": { "local": "1943-04-06T05:36:22+09:00", "utc": "1943-04-05T20:36:22Z", "ms": -843881017913.2888 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-05T06:52:46+09:00", "utc": "1943-04-04T21:52:46Z", "ms": -843962833963.5487 }, "end": { "local": "1943-04-06T05:36:22+09:00", "utc": "1943-04-05T20:36:22Z", "ms": -843881017913.2888 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-05", "window": { "start": { "local": "1943-04-05T12:42:01+09:00", "utc": "1943-04-05T03:42:01Z", "ms": -843941879348.8296 }, "end": { "local": "1943-04-05T13:30:01+09:00", "utc": "1943-04-05T04:30:01Z", "ms": -843938999348.8296 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-06", "window": { "start": { "local": "1943-04-06T12:41:43+09:00", "utc": "1943-04-06T03:41:43Z", "ms": -843855496761.625 }, "end": { "local": "1943-04-06T13:29:43+09:00", "utc": "1943-04-06T04:29:43Z", "ms": -843852616761.625 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 06:53 on Mon 5 Apr to 05:36 on Tue 6 Apr.", "fact": "1943-04-04T21:52:46Z → 1943-04-05T20:36:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:42–13:30 on the 5th, 12:42–13:30 on the 6th.", "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 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20955 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Fuzhou, 1943: Monday 5 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": "1943-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Caitra) (Chaitra Navratri) 1943 falls on Monday 5 April. Pratipadā runs from 06:53 on Mon 5 Apr to 05:36 on Tue 6 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28162, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-04-07T04:52:04+09:00", "utc": "1943-04-06T19:52:04Z", "ms": -843797276218.8208 }, "end": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-07T04:52:04+09:00", "utc": "1943-04-06T19:52:04Z", "ms": -843797276218.8208 }, "end": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-07", "window": { "start": { "local": "1943-04-07T12:41:26+09:00", "utc": "1943-04-07T03:41:26Z", "ms": -843769113997.9987 }, "end": { "local": "1943-04-07T13:29:26+09:00", "utc": "1943-04-07T04:29:26Z", "ms": -843766233997.9987 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-08", "window": { "start": { "local": "1943-04-08T12:41:09+09:00", "utc": "1943-04-08T03:41:09Z", "ms": -843682731043.2869 }, "end": { "local": "1943-04-08T13:29:09+09:00", "utc": "1943-04-08T04:29:09Z", "ms": -843679851043.2869 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:52 on Wed 7 Apr to 04:46 on Thu 8 Apr.", "fact": "1943-04-06T19:52:04Z → 1943-04-07T19:45:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 7th, 12:41–13:29 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28162 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Fuzhou, 1943: Wednesday 7 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": "1943-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaurī Tṛtīyā (Gangaur) 1943 falls on Wednesday 7 April. Tṛtīyā runs from 04:52 on Wed 7 Apr to 04:46 on Thu 8 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28162, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-04-07T04:52:04+09:00", "utc": "1943-04-06T19:52:04Z", "ms": -843797276218.8208 }, "end": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-07T04:52:04+09:00", "utc": "1943-04-06T19:52:04Z", "ms": -843797276218.8208 }, "end": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-07", "window": { "start": { "local": "1943-04-07T12:41:26+09:00", "utc": "1943-04-07T03:41:26Z", "ms": -843769113997.9987 }, "end": { "local": "1943-04-07T13:29:26+09:00", "utc": "1943-04-07T04:29:26Z", "ms": -843766233997.9987 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-08", "window": { "start": { "local": "1943-04-08T12:41:09+09:00", "utc": "1943-04-08T03:41:09Z", "ms": -843682731043.2869 }, "end": { "local": "1943-04-08T13:29:09+09:00", "utc": "1943-04-08T04:29:09Z", "ms": -843679851043.2869 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:52 on Wed 7 Apr to 04:46 on Thu 8 Apr.", "fact": "1943-04-06T19:52:04Z → 1943-04-07T19:45:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 7th, 12:41–13:29 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28162 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Fuzhou, 1943: Wednesday 7 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": "1943-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Saubhāgya Śayana Vrata 1943 falls on Wednesday 7 April. Tṛtīyā runs from 04:52 on Wed 7 Apr to 04:46 on Thu 8 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-04-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26446, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 }, "end": { "local": "1943-04-09T05:20:06+09:00", "utc": "1943-04-08T20:20:06Z", "ms": -843622793962.4169 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-08T04:45:30+09:00", "utc": "1943-04-07T19:45:30Z", "ms": -843711269748.0745 }, "end": { "local": "1943-04-09T05:20:06+09:00", "utc": "1943-04-08T20:20:06Z", "ms": -843622793962.4169 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-08", "window": { "start": { "local": "1943-04-08T12:41:09+09:00", "utc": "1943-04-08T03:41:09Z", "ms": -843682731043.2869 }, "end": { "local": "1943-04-08T13:29:09+09:00", "utc": "1943-04-08T04:29:09Z", "ms": -843679851043.2869 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-09", "window": { "start": { "local": "1943-04-09T12:40:52+09:00", "utc": "1943-04-09T03:40:52Z", "ms": -843596347882.4221 }, "end": { "local": "1943-04-09T13:28:52+09:00", "utc": "1943-04-09T04:28:52Z", "ms": -843593467882.4221 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:46 on Thu 8 Apr to 05:20 on Fri 9 Apr.", "fact": "1943-04-07T19:45:30Z → 1943-04-08T20:20:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 8th, 12:41–13:29 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 26446 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Thursday 8 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": "1943-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Thursday 8 April. Caturthī runs from 04:46 on Thu 8 Apr to 05:20 on Fri 9 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-04-08", "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/1943/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21887, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-04-09T05:20:06+09:00", "utc": "1943-04-08T20:20:06Z", "ms": -843622793962.4169 }, "end": { "local": "1943-04-10T06:35:49+09:00", "utc": "1943-04-09T21:35:49Z", "ms": -843531851087.5621 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-09T05:20:06+09:00", "utc": "1943-04-08T20:20:06Z", "ms": -843622793962.4169 }, "end": { "local": "1943-04-10T06:35:49+09:00", "utc": "1943-04-09T21:35:49Z", "ms": -843531851087.5621 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-09", "window": { "start": { "local": "1943-04-09T12:40:52+09:00", "utc": "1943-04-09T03:40:52Z", "ms": -843596347882.4221 }, "end": { "local": "1943-04-09T13:28:52+09:00", "utc": "1943-04-09T04:28:52Z", "ms": -843593467882.4221 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-10", "window": { "start": { "local": "1943-04-10T12:40:36+09:00", "utc": "1943-04-10T03:40:36Z", "ms": -843509964499.9282 }, "end": { "local": "1943-04-10T13:28:36+09:00", "utc": "1943-04-10T04:28:36Z", "ms": -843507084499.9282 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:20 on Fri 9 Apr to 06:36 on Sat 10 Apr.", "fact": "1943-04-08T20:20:06Z → 1943-04-09T21:35:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 9th, 12:41–13:29 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21887 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Fuzhou, 1943: Friday 9 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": "1943-04-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pañcamī 1943 falls on Friday 9 April. Pañcamī runs from 05:20 on Fri 9 Apr to 06:36 on Sat 10 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1908, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1943-04-14T06:10:21+09:00", "utc": "1943-04-13T21:10:21Z", "ms": -843187779085.7076 }, "end": { "local": "1943-05-15T03:06:43+09:00", "utc": "1943-05-14T18:06:43Z", "ms": -840520397336.7556 } }, "span": { "of": "transit", "start": { "local": "1943-04-14T06:10:21+09:00", "utc": "1943-04-13T21:10:21Z", "ms": -843187779085.7076 }, "end": { "local": "1943-04-14T06:10:21+09:00", "utc": "1943-04-13T21:10:21Z", "ms": -843187779085.7076 } }, "kaala": "day", "days": [ { "local_date": "1943-04-13", "window": { "start": { "local": "1943-04-13T06:43:09+09:00", "utc": "1943-04-12T21:43:09Z", "ms": -843272211340.292 }, "end": { "local": "1943-04-14T06:42:09+09:00", "utc": "1943-04-13T21:42:09Z", "ms": -843185871092.3645 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "1943-04-14", "window": { "start": { "local": "1943-04-14T06:42:09+09:00", "utc": "1943-04-13T21:42:09Z", "ms": -843185871092.3645 }, "end": { "local": "1943-04-15T06:41:10+09:00", "utc": "1943-04-14T21:41:10Z", "ms": -843099530348.6091 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 06:10 on Wed 14 Apr.", "fact": "1943-04-13T21:10:21Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:43 on the 13th, and from 06:42 on the 14th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from sunrise. The transit falls on the 13th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunrise → only-day · margin 1908 s" }, { "step": "ruling", "text": "Vaiśākhī, Fuzhou, 1943: Tuesday 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": "1943-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1943-04-14", "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": "sunset-rule", "local_date": "1943-04-14", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Fuzhou, Vaiśākhī 1943 falls on Tuesday 13 April. The Sun enters Meṣa at 06:10 on Wed 14 Apr, and the rule counts the day from sunrise. Counted from midnight, or by the Tamil rule for the first day of a solar month, which gives a transit after sunset to the next day, it is 14 April.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 382, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-04-12T10:47:50+09:00", "utc": "1943-04-12T01:47:50Z", "ms": -843343929674.2632 }, "end": { "local": "1943-04-13T13:21:25+09:00", "utc": "1943-04-13T04:21:25Z", "ms": -843248315322.678 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-12T10:47:50+09:00", "utc": "1943-04-12T01:47:50Z", "ms": -843343929674.2632 }, "end": { "local": "1943-04-13T13:21:25+09:00", "utc": "1943-04-13T04:21:25Z", "ms": -843248315322.678 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-12", "window": { "start": { "local": "1943-04-12T12:40:03+09:00", "utc": "1943-04-12T03:40:03Z", "ms": -843337197006.4027 }, "end": { "local": "1943-04-12T13:28:03+09:00", "utc": "1943-04-12T04:28:03Z", "ms": -843334317006.4027 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-13", "window": { "start": { "local": "1943-04-13T12:39:47+09:00", "utc": "1943-04-13T03:39:47Z", "ms": -843250812862.8938 }, "end": { "local": "1943-04-13T13:27:47+09:00", "utc": "1943-04-13T04:27:47Z", "ms": -843247932862.8938 } }, "covered_min": 42, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:48 on Mon 12 Apr to 13:21 on Tue 13 Apr.", "fact": "1943-04-12T01:47:50Z → 1943-04-13T04:21:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:40–13:28 on the 12th, 12:40–13:28 on the 13th.", "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 12th and 42 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 382 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Fuzhou, 1943: Tuesday 13 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": "1943-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhavānī Utpatti 1943 falls on Tuesday 13 April. Aṣṭamī runs from 10:48 on Mon 12 Apr to 13:21 on Tue 13 Apr and covers 42 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-14", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 382, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1943-04-13T13:21:25+09:00", "utc": "1943-04-13T04:21:25Z", "ms": -843248315322.678 }, "end": { "local": "1943-04-14T15:53:09+09:00", "utc": "1943-04-14T06:53:09Z", "ms": -843152811182.5691 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-13T13:21:25+09:00", "utc": "1943-04-13T04:21:25Z", "ms": -843248315322.678 }, "end": { "local": "1943-04-14T15:53:09+09:00", "utc": "1943-04-14T06:53:09Z", "ms": -843152811182.5691 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-13", "window": { "start": { "local": "1943-04-13T12:39:47+09:00", "utc": "1943-04-13T03:39:47Z", "ms": -843250812862.8938 }, "end": { "local": "1943-04-13T13:27:47+09:00", "utc": "1943-04-13T04:27:47Z", "ms": -843247932862.8938 } }, "covered_min": 6, "window_min": 48, "qualifies": true }, { "local_date": "1943-04-14", "window": { "start": { "local": "1943-04-14T12:39:32+09:00", "utc": "1943-04-14T03:39:32Z", "ms": -843164428432.9154 }, "end": { "local": "1943-04-14T13:27:32+09:00", "utc": "1943-04-14T04:27:32Z", "ms": -843161548432.9154 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Navamī runs from 13:21 on Tue 13 Apr to 15:53 on Wed 14 Apr.", "fact": "1943-04-13T04:21:25Z → 1943-04-14T06:53:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:40–13:28 on the 13th, 12:40–13:28 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 6 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": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 382 s" }, { "step": "ruling", "text": "Rāma Navamī, Fuzhou, 1943: Wednesday 14 April.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1943-04-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-14", "confidence": "boundary" } ], "quote": "In Fuzhou, Rāma Navamī 1943 falls on Wednesday 14 April. Navamī runs from 13:21 on Tue 13 Apr to 15:53 on Wed 14 Apr and covers all of madhyāhna that midday. It also reaches the previous midday for 6 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/1943/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/1943/ekadashi?on=1943-04-16", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38835, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-04-15T18:07:35+09:00", "utc": "1943-04-15T09:07:35Z", "ms": -843058345469.1493 }, "end": { "local": "1943-04-16T19:51:58+09:00", "utc": "1943-04-16T10:51:58Z", "ms": -842965682372.4342 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-15T18:07:35+09:00", "utc": "1943-04-15T09:07:35Z", "ms": -843058345469.1493 }, "end": { "local": "1943-04-16T19:51:58+09:00", "utc": "1943-04-16T10:51:58Z", "ms": -842965682372.4342 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-04-16", "window": { "start": { "local": "1943-04-16T06:40:11+09:00", "utc": "1943-04-15T21:40:11Z", "ms": -843013189082.8246 }, "end": { "local": "1943-04-16T06:40:11+09:00", "utc": "1943-04-15T21:40:11Z", "ms": -843013189082.8246 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-04-17", "window": { "start": { "local": "1943-04-17T06:39:13+09:00", "utc": "1943-04-16T21:39:13Z", "ms": -842926847268.5396 }, "end": { "local": "1943-04-17T06:39:13+09:00", "utc": "1943-04-16T21:39:13Z", "ms": -842926847268.5396 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:08 on Thu 15 Apr to 19:52 on Fri 16 Apr.", "fact": "1943-04-15T09:07:35Z → 1943-04-16T10:51:58Z" }, { "step": "kaala", "text": "Sunrise is at 06:40 on the 16th and 06:39 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38835 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Fuzhou, 1943: Friday 16 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmadā Ekādaśī 1943 falls on Friday 16 April. Ekādaśī runs from 18:08 on Thu 15 Apr to 19:52 on Fri 16 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-04-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27069, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-04-17T20:57:55+09:00", "utc": "1943-04-17T11:57:55Z", "ms": -842875324540.2095 }, "end": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-17T20:57:55+09:00", "utc": "1943-04-17T11:57:55Z", "ms": -842875324540.2095 }, "end": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-17", "window": { "start": { "local": "1943-04-17T12:38:47+09:00", "utc": "1943-04-17T03:38:47Z", "ms": -842905273256.4763 }, "end": { "local": "1943-04-17T13:26:47+09:00", "utc": "1943-04-17T04:26:47Z", "ms": -842902393256.4763 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-04-18", "window": { "start": { "local": "1943-04-18T12:38:32+09:00", "utc": "1943-04-18T03:38:32Z", "ms": -842818887511.9578 }, "end": { "local": "1943-04-18T13:26:32+09:00", "utc": "1943-04-18T04:26:32Z", "ms": -842816007511.9578 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:58 on Sat 17 Apr to 21:22 on Sun 18 Apr.", "fact": "1943-04-17T11:57:55Z → 1943-04-18T12:21:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 17th, 12:39–13:27 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 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: purvaviddha → only-day · margin 27069 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Fuzhou, 1943: Sunday 18 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": "1943-04-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Anaṅga Trayodaśī 1943 falls on Sunday 18 April. Trayodaśī runs from 20:58 on Sat 17 Apr to 21:22 on Sun 18 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-04-18", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-18", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 119, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-04-17T20:57:55+09:00", "utc": "1943-04-17T11:57:55Z", "ms": -842875324540.2095 }, "end": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-17T20:57:55+09:00", "utc": "1943-04-17T11:57:55Z", "ms": -842875324540.2095 }, "end": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-04-17", "window": { "start": { "local": "1943-04-17T19:26:21+09:00", "utc": "1943-04-17T10:26:21Z", "ms": -842880819244.413 }, "end": { "local": "1943-04-17T20:55:56+09:00", "utc": "1943-04-17T11:55:56Z", "ms": -842875443995.6919 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1943-04-18", "window": { "start": { "local": "1943-04-18T19:26:50+09:00", "utc": "1943-04-18T10:26:50Z", "ms": -842794390144.9106 }, "end": { "local": "1943-04-18T20:56:14+09:00", "utc": "1943-04-18T11:56:14Z", "ms": -842789026377.2156 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:58 on Sat 17 Apr to 21:22 on Sun 18 Apr.", "fact": "1943-04-17T11:57:55Z → 1943-04-18T12:21:55Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:26–20:56 on the 17th, 19:27–20:56 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 17th and 89 of 89 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 119 s < 300 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Sunday 18 April.", "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": "1943-04-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-18", "confidence": "boundary" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Sunday 18 April. Trayodaśī runs from 20:58 on Sat 17 Apr to 21:22 on Sun 18 Apr and covers all of pradoṣa that evening. It is 1 min 59 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-04-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27507, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 }, "end": { "local": "1943-04-19T21:04:45+09:00", "utc": "1943-04-19T12:04:45Z", "ms": -842702114668.4817 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-18T21:21:55+09:00", "utc": "1943-04-18T12:21:55Z", "ms": -842787484606.9548 }, "end": { "local": "1943-04-19T21:04:45+09:00", "utc": "1943-04-19T12:04:45Z", "ms": -842702114668.4817 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-18", "window": { "start": { "local": "1943-04-18T12:38:32+09:00", "utc": "1943-04-18T03:38:32Z", "ms": -842818887511.9578 }, "end": { "local": "1943-04-18T13:26:32+09:00", "utc": "1943-04-18T04:26:32Z", "ms": -842816007511.9578 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-04-19", "window": { "start": { "local": "1943-04-19T12:38:19+09:00", "utc": "1943-04-19T03:38:19Z", "ms": -842732501395.5817 }, "end": { "local": "1943-04-19T13:26:19+09:00", "utc": "1943-04-19T04:26:19Z", "ms": -842729621395.5817 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 21:22 on Sun 18 Apr to 21:05 on Mon 19 Apr.", "fact": "1943-04-18T12:21:55Z → 1943-04-19T12:04:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 18th, 12:38–13:26 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27507 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Fuzhou, 1943: Monday 19 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": "1943-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Viṣṇudamanaka Caturdaśī 1943 falls on Monday 19 April. Caturdaśī runs from 21:22 on Sun 18 Apr to 21:05 on Mon 19 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24267, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-04-19T21:04:45+09:00", "utc": "1943-04-19T12:04:45Z", "ms": -842702114668.4817 }, "end": { "local": "1943-04-20T20:10:32+09:00", "utc": "1943-04-20T11:10:32Z", "ms": -842618968260.6907 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1943-04-19T21:04:45+09:00", "utc": "1943-04-19T12:04:45Z", "ms": -842702114668.4817 }, "end": { "local": "1943-04-20T20:10:32+09:00", "utc": "1943-04-20T11:10:32Z", "ms": -842618968260.6907 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-04-19", "window": { "start": { "local": "1943-04-19T12:38:19+09:00", "utc": "1943-04-19T03:38:19Z", "ms": -842732501395.5817 }, "end": { "local": "1943-04-19T13:26:19+09:00", "utc": "1943-04-19T04:26:19Z", "ms": -842729621395.5817 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-04-20", "window": { "start": { "local": "1943-04-20T12:38:05+09:00", "utc": "1943-04-20T03:38:05Z", "ms": -842646114889.6476 }, "end": { "local": "1943-04-20T13:26:05+09:00", "utc": "1943-04-20T04:26:05Z", "ms": -842643234889.6476 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:05 on Mon 19 Apr to 20:11 on Tue 20 Apr.", "fact": "1943-04-19T12:04:45Z → 1943-04-20T11:10:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 19th, 12:38–13:26 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24267 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Fuzhou, 1943: Tuesday 20 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": "1943-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Caitrī Pūrṇimā 1943 falls on Tuesday 20 April. Pūrṇimā runs from 21:05 on Mon 19 Apr to 20:11 on Tue 20 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-04-23", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27185, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-04-23T14:52:13+09:00", "utc": "1943-04-23T05:52:13Z", "ms": -842378867155.5575 }, "end": { "local": "1943-04-24T12:38:21+09:00", "utc": "1943-04-24T03:38:21Z", "ms": -842300498737.1047 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-04-23T14:52:13+09:00", "utc": "1943-04-23T05:52:13Z", "ms": -842378867155.5575 }, "end": { "local": "1943-04-24T12:38:21+09:00", "utc": "1943-04-24T03:38:21Z", "ms": -842300498737.1047 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-04-23", "window": { "start": { "local": "1943-04-23T22:25:18+09:00", "utc": "1943-04-23T13:25:18Z", "ms": -842351681907.4337 }, "end": { "local": "1943-04-23T22:25:18+09:00", "utc": "1943-04-23T13:25:18Z", "ms": -842351681907.4337 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-04-24", "window": { "start": { "local": "1943-04-24T23:26:58+09:00", "utc": "1943-04-24T14:26:58Z", "ms": -842261582420.6956 }, "end": { "local": "1943-04-24T23:26:58+09:00", "utc": "1943-04-24T14:26:58Z", "ms": -842261582420.6956 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:52 on Fri 23 Apr to 12:38 on Sat 24 Apr.", "fact": "1943-04-23T05:52:13Z → 1943-04-24T03:38:21Z" }, { "step": "kaala", "text": "Moonrise is at 22:25 on the 23rd and 23:27 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 27185 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Friday 23 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": "1943-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Friday 23 April. Caturthī runs from 14:52 on Fri 23 Apr to 12:38 on Sat 24 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-04-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-04-30", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22854, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-04-30T00:06:44+09:00", "utc": "1943-04-29T15:06:44Z", "ms": -841827195619.8463 }, "end": { "local": "1943-04-30T22:30:02+09:00", "utc": "1943-04-30T13:30:02Z", "ms": -841746598225.6019 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-04-30T00:06:44+09:00", "utc": "1943-04-29T15:06:44Z", "ms": -841827195619.8463 }, "end": { "local": "1943-04-30T22:30:02+09:00", "utc": "1943-04-30T13:30:02Z", "ms": -841746598225.6019 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-04-30", "window": { "start": { "local": "1943-04-30T06:27:38+09:00", "utc": "1943-04-29T21:27:38Z", "ms": -841804341528.0214 }, "end": { "local": "1943-04-30T06:27:38+09:00", "utc": "1943-04-29T21:27:38Z", "ms": -841804341528.0214 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-05-01", "window": { "start": { "local": "1943-05-01T06:26:51+09:00", "utc": "1943-04-30T21:26:51Z", "ms": -841717989257.172 }, "end": { "local": "1943-05-01T06:26:51+09:00", "utc": "1943-04-30T21:26:51Z", "ms": -841717989257.172 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:07 on Fri 30 Apr to 22:30 on Fri 30 Apr.", "fact": "1943-04-29T15:06:44Z → 1943-04-30T13:30:02Z" }, { "step": "kaala", "text": "Sunrise is at 06:28 on the 30th and 06:27 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 30th and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22854 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Fuzhou, 1943: Friday 30 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-04-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Varūthinī Ekādaśī 1943 falls on Friday 30 April. Ekādaśī runs from 00:07 on Fri 30 Apr to 22:30 on Fri 30 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-05-02", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 323, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-05-01T21:05:47+09:00", "utc": "1943-05-01T12:05:47Z", "ms": -841665252580.285 }, "end": { "local": "1943-05-02T19:57:05+09:00", "utc": "1943-05-02T10:57:05Z", "ms": -841582974898.5029 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-01T21:05:47+09:00", "utc": "1943-05-01T12:05:47Z", "ms": -841665252580.285 }, "end": { "local": "1943-05-02T19:57:05+09:00", "utc": "1943-05-02T10:57:05Z", "ms": -841582974898.5029 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-05-01", "window": { "start": { "local": "1943-05-01T19:33:23+09:00", "utc": "1943-05-01T10:33:23Z", "ms": -841670796776.7002 }, "end": { "local": "1943-05-01T21:00:25+09:00", "utc": "1943-05-01T12:00:25Z", "ms": -841665575348.4839 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1943-05-02", "window": { "start": { "local": "1943-05-02T19:33:55+09:00", "utc": "1943-05-02T10:33:55Z", "ms": -841584365306.3381 }, "end": { "local": "1943-05-02T21:00:46+09:00", "utc": "1943-05-02T12:00:46Z", "ms": -841579154190.0336 } }, "covered_min": 23, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:06 on Sat 1 May to 19:57 on Sun 2 May.", "fact": "1943-05-01T12:05:47Z → 1943-05-02T10:57:05Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:33–21:00 on the 1st, 19:34–21:01 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 87 minutes on the 1st and 23 of 87 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 323 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Sunday 2 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-05-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-01", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Sunday 2 May. Trayodaśī runs from 21:06 on Sat 1 May to 19:57 on Sun 2 May and covers 23 of 87 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-05-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-05-02", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16711, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-05-02T19:57:05+09:00", "utc": "1943-05-02T10:57:05Z", "ms": -841582974898.5029 }, "end": { "local": "1943-05-03T19:07:58+09:00", "utc": "1943-05-03T10:07:58Z", "ms": -841499522100.5066 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-02T19:57:05+09:00", "utc": "1943-05-02T10:57:05Z", "ms": -841582974898.5029 }, "end": { "local": "1943-05-03T19:07:58+09:00", "utc": "1943-05-03T10:07:58Z", "ms": -841499522100.5066 } }, "kaala": "nishita", "days": [ { "local_date": "1943-05-02", "window": { "start": { "local": "1943-05-03T00:35:36+09:00", "utc": "1943-05-02T15:35:36Z", "ms": -841566263620.1958 }, "end": { "local": "1943-05-03T01:23:36+09:00", "utc": "1943-05-02T16:23:36Z", "ms": -841563383620.1958 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-03", "window": { "start": { "local": "1943-05-04T00:35:30+09:00", "utc": "1943-05-03T15:35:30Z", "ms": -841479870268.6506 }, "end": { "local": "1943-05-04T01:23:30+09:00", "utc": "1943-05-03T16:23:30Z", "ms": -841476990268.6506 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:57 on Sun 2 May to 19:08 on Mon 3 May.", "fact": "1943-05-02T10:57:05Z → 1943-05-03T10:07:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:36–01:24 on the 2nd, 00:35–01:23 on the 3rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16711 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Sunday 2 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": "1943-05-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Sunday 2 May. Caturdaśī runs from 19:57 on Sun 2 May to 19:08 on Mon 3 May and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-05-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31026, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-05-06T19:24:31+09:00", "utc": "1943-05-06T10:24:31Z", "ms": -841239329188.2305 }, "end": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-06T19:24:31+09:00", "utc": "1943-05-06T10:24:31Z", "ms": -841239329188.2305 }, "end": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 } }, "kaala": "purvahna", "days": [ { "local_date": "1943-05-06", "window": { "start": { "local": "1943-05-06T06:23:06+09:00", "utc": "1943-05-05T21:23:06Z", "ms": -841286213740.3536 }, "end": { "local": "1943-05-06T10:47:25+09:00", "utc": "1943-05-06T01:47:25Z", "ms": -841270355189.5831 } }, "covered_min": 0, "window_min": 264, "qualifies": false }, { "local_date": "1943-05-07", "window": { "start": { "local": "1943-05-07T06:22:24+09:00", "utc": "1943-05-06T21:22:24Z", "ms": -841199855688.2372 }, "end": { "local": "1943-05-07T10:47:08+09:00", "utc": "1943-05-07T01:47:08Z", "ms": -841183972463.4943 } }, "covered_min": 265, "window_min": 265, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:25 on Thu 6 May to 20:36 on Fri 7 May.", "fact": "1943-05-06T10:24:31Z → 1943-05-07T11:36:24Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:23–10:47 on the 6th, 06:22–10:47 on the 7th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 0 of 264 minutes on the 6th and 265 of 265 on the 7th.", "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 31026 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Fuzhou, 1943: Friday 7 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": "1943-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Tṛtīyā 1943 falls on Friday 7 May. Tṛtīyā runs from 19:25 on Thu 6 May to 20:36 on Fri 7 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 691, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-05-06T19:24:31+09:00", "utc": "1943-05-06T10:24:31Z", "ms": -841239329188.2305 }, "end": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-06T19:24:31+09:00", "utc": "1943-05-06T10:24:31Z", "ms": -841239329188.2305 }, "end": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-05-06", "window": { "start": { "local": "1943-05-06T19:36:02+09:00", "utc": "1943-05-06T10:36:02Z", "ms": -841238638088.042 }, "end": { "local": "1943-05-06T21:02:13+09:00", "utc": "1943-05-06T12:02:13Z", "ms": -841233467101.4014 } }, "covered_min": 86, "window_min": 86, "qualifies": true }, { "local_date": "1943-05-07", "window": { "start": { "local": "1943-05-07T19:36:34+09:00", "utc": "1943-05-07T10:36:34Z", "ms": -841152206014.0085 }, "end": { "local": "1943-05-07T21:02:35+09:00", "utc": "1943-05-07T12:02:35Z", "ms": -841147044760.8893 } }, "covered_min": 60, "window_min": 86, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:25 on Thu 6 May to 20:36 on Fri 7 May.", "fact": "1943-05-06T10:24:31Z → 1943-05-07T11:36:24Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:36–21:02 on the 6th, 19:37–21:03 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 86 of 86 minutes on the 6th and 60 of 86 on the 7th.", "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 691 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Fuzhou, 1943: Friday 7 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": "1943-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Jayantī 1943 falls on Friday 7 May. Tṛtīyā runs from 19:25 on Thu 6 May to 20:36 on Fri 7 May and covers 60 of 86 minutes of pradoṣa that evening. It also reaches the previous evening for 86 minutes; by the rule the second evening is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-05-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25974, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 }, "end": { "local": "1943-05-08T22:21:36+09:00", "utc": "1943-05-08T13:21:36Z", "ms": -841055903757.8837 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-07T20:36:24+09:00", "utc": "1943-05-07T11:36:24Z", "ms": -841148616375.5731 }, "end": { "local": "1943-05-08T22:21:36+09:00", "utc": "1943-05-08T13:21:36Z", "ms": -841055903757.8837 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-07", "window": { "start": { "local": "1943-05-07T12:35:29+09:00", "utc": "1943-05-07T03:35:29Z", "ms": -841177470851.1228 }, "end": { "local": "1943-05-07T13:23:29+09:00", "utc": "1943-05-07T04:23:29Z", "ms": -841174590851.1228 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-05-08", "window": { "start": { "local": "1943-05-08T12:35:25+09:00", "utc": "1943-05-08T03:35:25Z", "ms": -841091075237.9333 }, "end": { "local": "1943-05-08T13:23:25+09:00", "utc": "1943-05-08T04:23:25Z", "ms": -841088195237.9333 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:36 on Fri 7 May to 22:22 on Sat 8 May.", "fact": "1943-05-07T11:36:24Z → 1943-05-08T13:21:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 7th, 12:35–13:23 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25974 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Saturday 8 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": "1943-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Saturday 8 May. Caturthī runs from 20:36 on Fri 7 May to 22:22 on Sat 8 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-05-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32291, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-05-08T22:21:36+09:00", "utc": "1943-05-08T13:21:36Z", "ms": -841055903757.8837 }, "end": { "local": "1943-05-10T00:34:31+09:00", "utc": "1943-05-09T15:34:31Z", "ms": -840961529309.7185 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-08T22:21:36+09:00", "utc": "1943-05-08T13:21:36Z", "ms": -841055903757.8837 }, "end": { "local": "1943-05-10T00:34:31+09:00", "utc": "1943-05-09T15:34:31Z", "ms": -840961529309.7185 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-08", "window": { "start": { "local": "1943-05-08T12:35:25+09:00", "utc": "1943-05-08T03:35:25Z", "ms": -841091075237.9333 }, "end": { "local": "1943-05-08T13:23:25+09:00", "utc": "1943-05-08T04:23:25Z", "ms": -841088195237.9333 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-05-09", "window": { "start": { "local": "1943-05-09T12:35:21+09:00", "utc": "1943-05-09T03:35:21Z", "ms": -841004679073.9985 }, "end": { "local": "1943-05-09T13:23:21+09:00", "utc": "1943-05-09T04:23:21Z", "ms": -841001799073.9985 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 22:22 on Sat 8 May to 00:35 on Mon 10 May.", "fact": "1943-05-08T13:21:36Z → 1943-05-09T15:34:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 8th, 12:35–13:23 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32291 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Fuzhou, 1943: Sunday 9 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": "1943-05-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śaṅkara Jayantī 1943 falls on Sunday 9 May. Pañcamī runs from 22:22 on Sat 8 May to 00:35 on Mon 10 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24975, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-05-11T03:04:57+09:00", "utc": "1943-05-10T18:04:57Z", "ms": -840866103092.5001 }, "end": { "local": "1943-05-12T05:38:58+09:00", "utc": "1943-05-11T20:38:58Z", "ms": -840770461953.447 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-11T03:04:57+09:00", "utc": "1943-05-10T18:04:57Z", "ms": -840866103092.5001 }, "end": { "local": "1943-05-12T05:38:58+09:00", "utc": "1943-05-11T20:38:58Z", "ms": -840770461953.447 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-11", "window": { "start": { "local": "1943-05-11T12:35:15+09:00", "utc": "1943-05-11T03:35:15Z", "ms": -840831885092.2998 }, "end": { "local": "1943-05-11T13:23:15+09:00", "utc": "1943-05-11T04:23:15Z", "ms": -840829005092.2998 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-12", "window": { "start": { "local": "1943-05-12T12:35:13+09:00", "utc": "1943-05-12T03:35:13Z", "ms": -840745487274.2817 }, "end": { "local": "1943-05-12T13:23:13+09:00", "utc": "1943-05-12T04:23:13Z", "ms": -840742607274.2817 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 03:05 on Tue 11 May to 05:39 on Wed 12 May.", "fact": "1943-05-10T18:04:57Z → 1943-05-11T20:38:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 11th, 12:35–13:23 on the 12th.", "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 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24975 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Fuzhou, 1943: Tuesday 11 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": "1943-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṅgotpatti (Ganga Saptami) 1943 falls on Tuesday 11 May. Saptamī runs from 03:05 on Tue 11 May to 05:39 on Wed 12 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-05-16", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17579, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-05-15T11:10:26+09:00", "utc": "1943-05-15T02:10:26Z", "ms": -840491374123.8694 }, "end": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-15T11:10:26+09:00", "utc": "1943-05-15T02:10:26Z", "ms": -840491374123.8694 }, "end": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-05-15", "window": { "start": { "local": "1943-05-15T06:17:27+09:00", "utc": "1943-05-14T21:17:27Z", "ms": -840508953198.9592 }, "end": { "local": "1943-05-15T06:17:27+09:00", "utc": "1943-05-14T21:17:27Z", "ms": -840508953198.9592 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-05-16", "window": { "start": { "local": "1943-05-16T06:16:55+09:00", "utc": "1943-05-15T21:16:55Z", "ms": -840422585394.798 }, "end": { "local": "1943-05-16T06:16:55+09:00", "utc": "1943-05-15T21:16:55Z", "ms": -840422585394.798 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:10 on Sat 15 May to 11:39 on Sun 16 May.", "fact": "1943-05-15T02:10:26Z → 1943-05-16T02:39:20Z" }, { "step": "kaala", "text": "Sunrise is at 06:17 on the 15th and 06:17 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17579 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Fuzhou, 1943: Sunday 16 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Mohinī Ekādaśī 1943 falls on Sunday 16 May. Ekādaśī runs from 11:10 on Sat 15 May to 11:39 on Sun 16 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-05-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3349, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 }, "end": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 }, "end": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-16", "window": { "start": { "local": "1943-05-16T12:35:10+09:00", "utc": "1943-05-16T03:35:10Z", "ms": -840399890495.1923 }, "end": { "local": "1943-05-16T13:23:10+09:00", "utc": "1943-05-16T04:23:10Z", "ms": -840397010495.1923 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-17", "window": { "start": { "local": "1943-05-17T12:35:10+09:00", "utc": "1943-05-17T03:35:10Z", "ms": -840313489926.749 }, "end": { "local": "1943-05-17T13:23:10+09:00", "utc": "1943-05-17T04:23:10Z", "ms": -840310609926.749 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 11:39 on Sun 16 May to 11:20 on Mon 17 May.", "fact": "1943-05-16T02:39:20Z → 1943-05-17T02:19:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 16th, 12:35–13:23 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 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: purvaviddha → only-day · margin 3349 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Fuzhou, 1943: Sunday 16 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": "1943-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-16", "confidence": "boundary" } ], "quote": "In Fuzhou, Paraśurāma Dvādaśī 1943 falls on Sunday 16 May. Dvādaśī runs from 11:39 on Sun 16 May to 11:20 on Mon 17 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3349, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 }, "end": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-16T11:39:20+09:00", "utc": "1943-05-16T02:39:20Z", "ms": -840403239898.5249 }, "end": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-16", "window": { "start": { "local": "1943-05-16T12:35:10+09:00", "utc": "1943-05-16T03:35:10Z", "ms": -840399890495.1923 }, "end": { "local": "1943-05-16T13:23:10+09:00", "utc": "1943-05-16T04:23:10Z", "ms": -840397010495.1923 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-17", "window": { "start": { "local": "1943-05-17T12:35:10+09:00", "utc": "1943-05-17T03:35:10Z", "ms": -840313489926.749 }, "end": { "local": "1943-05-17T13:23:10+09:00", "utc": "1943-05-17T04:23:10Z", "ms": -840310609926.749 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 11:39 on Sun 16 May to 11:20 on Mon 17 May.", "fact": "1943-05-16T02:39:20Z → 1943-05-17T02:19:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 16th, 12:35–13:23 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 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: purvaviddha → only-day · margin 3349 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Fuzhou, 1943: Sunday 16 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": "1943-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-16", "confidence": "boundary" } ], "quote": "In Fuzhou, Rukmiṇī Dvādaśī 1943 falls on Sunday 16 May. Dvādaśī runs from 11:39 on Sun 16 May to 11:20 on Mon 17 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-05-17", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30121, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 }, "end": { "local": "1943-05-18T10:14:43+09:00", "utc": "1943-05-18T01:14:43Z", "ms": -840235516979.5507 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-17T11:19:55+09:00", "utc": "1943-05-17T02:19:55Z", "ms": -840318004786.6353 }, "end": { "local": "1943-05-18T10:14:43+09:00", "utc": "1943-05-18T01:14:43Z", "ms": -840235516979.5507 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-05-17", "window": { "start": { "local": "1943-05-17T19:41:57+09:00", "utc": "1943-05-17T10:41:57Z", "ms": -840287883422.8376 }, "end": { "local": "1943-05-17T21:06:28+09:00", "utc": "1943-05-17T12:06:28Z", "ms": -840282811805.3727 } }, "covered_min": 85, "window_min": 85, "qualifies": true }, { "local_date": "1943-05-18", "window": { "start": { "local": "1943-05-18T19:42:29+09:00", "utc": "1943-05-18T10:42:29Z", "ms": -840201451328.4556 }, "end": { "local": "1943-05-18T21:06:52+09:00", "utc": "1943-05-18T12:06:52Z", "ms": -840196387813.1738 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:20 on Mon 17 May to 10:15 on Tue 18 May.", "fact": "1943-05-17T02:19:55Z → 1943-05-18T01:14:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:42–21:06 on the 17th, 19:42–21:07 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 85 of 85 minutes on the 17th and 0 of 84 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 30121 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Monday 17 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Monday 17 May. Trayodaśī runs from 11:20 on Mon 17 May to 10:15 on Tue 18 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34066, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-05-18T10:14:43+09:00", "utc": "1943-05-18T01:14:43Z", "ms": -840235516979.5507 }, "end": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-18T10:14:43+09:00", "utc": "1943-05-18T01:14:43Z", "ms": -840235516979.5507 }, "end": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-05-18", "window": { "start": { "local": "1943-05-18T19:42:29+09:00", "utc": "1943-05-18T10:42:29Z", "ms": -840201451328.4556 }, "end": { "local": "1943-05-18T21:06:52+09:00", "utc": "1943-05-18T12:06:52Z", "ms": -840196387813.1738 } }, "covered_min": 84, "window_min": 84, "qualifies": true }, { "local_date": "1943-05-19", "window": { "start": { "local": "1943-05-19T19:43:01+09:00", "utc": "1943-05-19T10:43:01Z", "ms": -840115019328.2009 }, "end": { "local": "1943-05-19T21:07:16+09:00", "utc": "1943-05-19T12:07:16Z", "ms": -840109963742.0887 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:15 on Tue 18 May to 08:30 on Wed 19 May.", "fact": "1943-05-18T01:14:43Z → 1943-05-18T23:29:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:42–21:07 on the 18th, 19:43–21:07 on the 19th.", "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 18th and 0 of 84 on the 19th.", "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 34066 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Fuzhou, 1943: Tuesday 18 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": "1943-05-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1943 falls on Tuesday 18 May. Caturdaśī runs from 10:15 on Tue 18 May to 08:30 on Wed 19 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14734, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 }, "end": { "local": "1943-05-20T06:12:47+09:00", "utc": "1943-05-19T21:12:47Z", "ms": -840077232825.556 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 }, "end": { "local": "1943-05-20T06:12:47+09:00", "utc": "1943-05-19T21:12:47Z", "ms": -840077232825.556 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-19", "window": { "start": { "local": "1943-05-19T12:35:13+09:00", "utc": "1943-05-19T03:35:13Z", "ms": -840140687146.0217 }, "end": { "local": "1943-05-19T13:23:13+09:00", "utc": "1943-05-19T04:23:13Z", "ms": -840137807146.0217 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-20", "window": { "start": { "local": "1943-05-20T12:35:15+09:00", "utc": "1943-05-20T03:35:15Z", "ms": -840054284935.0986 }, "end": { "local": "1943-05-20T13:23:15+09:00", "utc": "1943-05-20T04:23:15Z", "ms": -840051404935.0986 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:30 on Wed 19 May to 06:13 on Thu 20 May.", "fact": "1943-05-18T23:29:39Z → 1943-05-19T21:12:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 19th, 12:35–13:23 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 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14734 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Fuzhou, 1943: Wednesday 19 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": "1943-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Buddha Pūrṇimā 1943 falls on Wednesday 19 May. Pūrṇimā runs from 08:30 on Wed 19 May to 06:13 on Thu 20 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14734, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 }, "end": { "local": "1943-05-20T06:12:47+09:00", "utc": "1943-05-19T21:12:47Z", "ms": -840077232825.556 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-19T08:29:39+09:00", "utc": "1943-05-18T23:29:39Z", "ms": -840155421315.759 }, "end": { "local": "1943-05-20T06:12:47+09:00", "utc": "1943-05-19T21:12:47Z", "ms": -840077232825.556 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-05-19", "window": { "start": { "local": "1943-05-19T12:35:13+09:00", "utc": "1943-05-19T03:35:13Z", "ms": -840140687146.0217 }, "end": { "local": "1943-05-19T13:23:13+09:00", "utc": "1943-05-19T04:23:13Z", "ms": -840137807146.0217 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-05-20", "window": { "start": { "local": "1943-05-20T12:35:15+09:00", "utc": "1943-05-20T03:35:15Z", "ms": -840054284935.0986 }, "end": { "local": "1943-05-20T13:23:15+09:00", "utc": "1943-05-20T04:23:15Z", "ms": -840051404935.0986 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:30 on Wed 19 May to 06:13 on Thu 20 May.", "fact": "1943-05-18T23:29:39Z → 1943-05-19T21:12:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 19th, 12:35–13:23 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 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14734 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Fuzhou, 1943: Wednesday 19 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": "1943-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Sampat Gaurī Vrata 1943 falls on Wednesday 19 May. Pūrṇimā runs from 08:30 on Wed 19 May to 06:13 on Thu 20 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-05-22", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2067, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-05-22T21:43:31+09:00", "utc": "1943-05-22T12:43:31Z", "ms": -839848589160.277 }, "end": { "local": "1943-05-23T18:50:06+09:00", "utc": "1943-05-23T09:50:06Z", "ms": -839772593947.8156 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-22T21:43:31+09:00", "utc": "1943-05-22T12:43:31Z", "ms": -839848589160.277 }, "end": { "local": "1943-05-23T18:50:06+09:00", "utc": "1943-05-23T09:50:06Z", "ms": -839772593947.8156 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-05-22", "window": { "start": { "local": "1943-05-22T22:17:58+09:00", "utc": "1943-05-22T13:17:58Z", "ms": -839846522049.1842 }, "end": { "local": "1943-05-22T22:17:58+09:00", "utc": "1943-05-22T13:17:58Z", "ms": -839846522049.1842 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-05-23", "window": { "start": { "local": "1943-05-23T23:17:18+09:00", "utc": "1943-05-23T14:17:18Z", "ms": -839756562103.6473 }, "end": { "local": "1943-05-23T23:17:18+09:00", "utc": "1943-05-23T14:17:18Z", "ms": -839756562103.6473 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:44 on Sat 22 May to 18:50 on Sun 23 May.", "fact": "1943-05-22T12:43:31Z → 1943-05-23T09:50:06Z" }, { "step": "kaala", "text": "Moonrise is at 22:18 on the 22nd and 23:17 on the 23rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 22nd and is not on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2067 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Saturday 22 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": "1943-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Saturday 22 May. Caturthī runs from 21:44 on Sat 22 May to 18:50 on Sun 23 May and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-05-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-05-30", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 993, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-05-29T07:10:54+09:00", "utc": "1943-05-28T22:10:54Z", "ms": -839296145729.0845 }, "end": { "local": "1943-05-30T06:28:04+09:00", "utc": "1943-05-29T21:28:04Z", "ms": -839212315605.4562 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-29T07:10:54+09:00", "utc": "1943-05-28T22:10:54Z", "ms": -839296145729.0845 }, "end": { "local": "1943-05-30T06:28:04+09:00", "utc": "1943-05-29T21:28:04Z", "ms": -839212315605.4562 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-05-29", "window": { "start": { "local": "1943-05-29T06:11:46+09:00", "utc": "1943-05-28T21:11:46Z", "ms": -839299693530.8748 }, "end": { "local": "1943-05-29T06:11:46+09:00", "utc": "1943-05-28T21:11:46Z", "ms": -839299693530.8748 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-05-30", "window": { "start": { "local": "1943-05-30T06:11:32+09:00", "utc": "1943-05-29T21:11:32Z", "ms": -839213308391.9861 }, "end": { "local": "1943-05-30T06:11:32+09:00", "utc": "1943-05-29T21:11:32Z", "ms": -839213308391.9861 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:11 on Sat 29 May to 06:28 on Sun 30 May.", "fact": "1943-05-28T22:10:54Z → 1943-05-29T21:28:04Z" }, { "step": "kaala", "text": "Sunrise is at 06:12 on the 29th and 06:12 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 993 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Fuzhou, 1943: Sunday 30 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Aparā Ekādaśī 1943 falls on Sunday 30 May. Ekādaśī runs from 07:11 on Sat 29 May to 06:28 on Sun 30 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-05-31", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-05-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32155, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-05-31T06:07:37+09:00", "utc": "1943-05-30T21:07:37Z", "ms": -839127143394.1593 }, "end": { "local": "1943-06-01T06:10:35+09:00", "utc": "1943-05-31T21:10:35Z", "ms": -839040564863.1835 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-05-31T06:07:37+09:00", "utc": "1943-05-30T21:07:37Z", "ms": -839127143394.1593 }, "end": { "local": "1943-06-01T06:10:35+09:00", "utc": "1943-05-31T21:10:35Z", "ms": -839040564863.1835 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-05-30", "window": { "start": { "local": "1943-05-30T19:48:41+09:00", "utc": "1943-05-30T10:48:41Z", "ms": -839164278813.5725 }, "end": { "local": "1943-05-30T21:11:42+09:00", "utc": "1943-05-30T12:11:42Z", "ms": -839159297901.4121 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1943-05-31", "window": { "start": { "local": "1943-05-31T19:49:10+09:00", "utc": "1943-05-31T10:49:10Z", "ms": -839077849518.8011 }, "end": { "local": "1943-05-31T21:12:06+09:00", "utc": "1943-05-31T12:12:06Z", "ms": -839072874153.0784 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:08 on Mon 31 May to 06:11 on Tue 1 Jun.", "fact": "1943-05-30T21:07:37Z → 1943-05-31T21:10:35Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:49–21:12 on the 30th, 19:49–21:12 on the 31st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 30th and 83 of 83 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32155 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Monday 31 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-05-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-05-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Monday 31 May. Trayodaśī runs from 06:08 on Mon 31 May to 06:11 on Tue 1 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-05-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-06-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17187, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-06-01T06:10:35+09:00", "utc": "1943-05-31T21:10:35Z", "ms": -839040564863.1835 }, "end": { "local": "1943-06-02T06:38:35+09:00", "utc": "1943-06-01T21:38:35Z", "ms": -838952485258.5992 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-01T06:10:35+09:00", "utc": "1943-05-31T21:10:35Z", "ms": -839040564863.1835 }, "end": { "local": "1943-06-02T06:38:35+09:00", "utc": "1943-06-01T21:38:35Z", "ms": -838952485258.5992 } }, "kaala": "nishita", "days": [ { "local_date": "1943-05-31", "window": { "start": { "local": "1943-06-01T00:36:08+09:00", "utc": "1943-05-31T15:36:08Z", "ms": -839060631897.3408 }, "end": { "local": "1943-06-01T01:24:08+09:00", "utc": "1943-05-31T16:24:08Z", "ms": -839057751897.3408 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-06-01", "window": { "start": { "local": "1943-06-02T00:36:17+09:00", "utc": "1943-06-01T15:36:17Z", "ms": -838974222967.3752 }, "end": { "local": "1943-06-02T01:24:17+09:00", "utc": "1943-06-01T16:24:17Z", "ms": -838971342967.3752 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:11 on Tue 1 Jun to 06:39 on Wed 2 Jun.", "fact": "1943-05-31T21:10:35Z → 1943-06-01T21:38:35Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:36–01:24 on the 31st, 00:36–01:24 on the 1st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17187 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Tuesday 1 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": "1943-06-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Tuesday 1 June. Caturdaśī runs from 06:11 on Tue 1 Jun to 06:39 on Wed 2 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-06-01", "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/1943/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1241, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-06-05T10:44:52+09:00", "utc": "1943-06-05T01:44:52Z", "ms": -838678507856.149 }, "end": { "local": "1943-06-06T12:57:51+09:00", "utc": "1943-06-06T03:57:51Z", "ms": -838584129190.6266 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-05T10:44:52+09:00", "utc": "1943-06-05T01:44:52Z", "ms": -838678507856.149 }, "end": { "local": "1943-06-06T12:57:51+09:00", "utc": "1943-06-06T03:57:51Z", "ms": -838584129190.6266 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-06-05", "window": { "start": { "local": "1943-06-05T12:37:00+09:00", "utc": "1943-06-05T03:37:00Z", "ms": -838671780298.3778 }, "end": { "local": "1943-06-05T13:25:00+09:00", "utc": "1943-06-05T04:25:00Z", "ms": -838668900298.3778 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-06-06", "window": { "start": { "local": "1943-06-06T12:37:10+09:00", "utc": "1943-06-06T03:37:10Z", "ms": -838585370119.7529 }, "end": { "local": "1943-06-06T13:25:10+09:00", "utc": "1943-06-06T04:25:10Z", "ms": -838582490119.7529 } }, "covered_min": 21, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:45 on Sat 5 Jun to 12:58 on Sun 6 Jun.", "fact": "1943-06-05T01:44:52Z → 1943-06-06T03:57:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 5th, 12:37–13:25 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 48 of 48 minutes on the 5th and 21 of 48 on the 6th.", "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 1241 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Fuzhou, 1943: Saturday 5 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": "1943-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Rambhā Tṛtīyā 1943 falls on Saturday 5 June. Tṛtīyā runs from 10:45 on Sat 5 Jun to 12:58 on Sun 6 Jun and covers all of madhyāhna that midday. It also reaches the next midday for 21 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-06-07", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-07", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1241, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-06-06T12:57:51+09:00", "utc": "1943-06-06T03:57:51Z", "ms": -838584129190.6266 }, "end": { "local": "1943-06-07T15:27:45+09:00", "utc": "1943-06-07T06:27:45Z", "ms": -838488735199.359 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-06T12:57:51+09:00", "utc": "1943-06-06T03:57:51Z", "ms": -838584129190.6266 }, "end": { "local": "1943-06-07T15:27:45+09:00", "utc": "1943-06-07T06:27:45Z", "ms": -838488735199.359 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-06-06", "window": { "start": { "local": "1943-06-06T12:37:10+09:00", "utc": "1943-06-06T03:37:10Z", "ms": -838585370119.7529 }, "end": { "local": "1943-06-06T13:25:10+09:00", "utc": "1943-06-06T04:25:10Z", "ms": -838582490119.7529 } }, "covered_min": 27, "window_min": 48, "qualifies": true }, { "local_date": "1943-06-07", "window": { "start": { "local": "1943-06-07T12:37:20+09:00", "utc": "1943-06-07T03:37:20Z", "ms": -838498959627.7102 }, "end": { "local": "1943-06-07T13:25:20+09:00", "utc": "1943-06-07T04:25:20Z", "ms": -838496079627.7102 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:58 on Sun 6 Jun to 15:28 on Mon 7 Jun.", "fact": "1943-06-06T03:57:51Z → 1943-06-07T06:27:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 6th, 12:37–13:25 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 27 of 48 minutes on the 6th and 48 of 48 on the 7th.", "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 1241 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Monday 7 June.", "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": "1943-06-07", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-07", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Monday 7 June. Caturthī runs from 12:58 on Sun 6 Jun to 15:28 on Mon 7 Jun and covers all of madhyāhna that midday. It also reaches the previous midday for 27 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-06-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16722, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-06-08T18:04:13+09:00", "utc": "1943-06-08T09:04:13Z", "ms": -838392946593.779 }, "end": { "local": "1943-06-09T20:34:05+09:00", "utc": "1943-06-09T11:34:05Z", "ms": -838297555228.5259 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-08T18:04:13+09:00", "utc": "1943-06-08T09:04:13Z", "ms": -838392946593.779 }, "end": { "local": "1943-06-09T20:34:05+09:00", "utc": "1943-06-09T11:34:05Z", "ms": -838297555228.5259 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-06-08", "window": { "start": { "local": "1943-06-08T12:37:31+09:00", "utc": "1943-06-08T03:37:31Z", "ms": -838412548843.9464 }, "end": { "local": "1943-06-08T13:25:31+09:00", "utc": "1943-06-08T04:25:31Z", "ms": -838409668843.9464 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-06-09", "window": { "start": { "local": "1943-06-09T12:37:42+09:00", "utc": "1943-06-09T03:37:42Z", "ms": -838326137790.2427 }, "end": { "local": "1943-06-09T13:25:42+09:00", "utc": "1943-06-09T04:25:42Z", "ms": -838323257790.2427 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:04 on Tue 8 Jun to 20:34 on Wed 9 Jun.", "fact": "1943-06-08T09:04:13Z → 1943-06-09T11:34:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 8th, 12:38–13:26 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16722 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Fuzhou, 1943: Wednesday 9 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": "1943-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Araṇya Gaurī Vrata 1943 falls on Wednesday 9 June. Ṣaṣṭhī runs from 18:04 on Tue 8 Jun to 20:34 on Wed 9 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16722, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-06-08T18:04:13+09:00", "utc": "1943-06-08T09:04:13Z", "ms": -838392946593.779 }, "end": { "local": "1943-06-09T20:34:05+09:00", "utc": "1943-06-09T11:34:05Z", "ms": -838297555228.5259 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-08T18:04:13+09:00", "utc": "1943-06-08T09:04:13Z", "ms": -838392946593.779 }, "end": { "local": "1943-06-09T20:34:05+09:00", "utc": "1943-06-09T11:34:05Z", "ms": -838297555228.5259 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-06-08", "window": { "start": { "local": "1943-06-08T12:37:31+09:00", "utc": "1943-06-08T03:37:31Z", "ms": -838412548843.9464 }, "end": { "local": "1943-06-08T13:25:31+09:00", "utc": "1943-06-08T04:25:31Z", "ms": -838409668843.9464 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-06-09", "window": { "start": { "local": "1943-06-09T12:37:42+09:00", "utc": "1943-06-09T03:37:42Z", "ms": -838326137790.2427 }, "end": { "local": "1943-06-09T13:25:42+09:00", "utc": "1943-06-09T04:25:42Z", "ms": -838323257790.2427 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:04 on Tue 8 Jun to 20:34 on Wed 9 Jun.", "fact": "1943-06-08T09:04:13Z → 1943-06-09T11:34:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 8th, 12:38–13:26 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 16722 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Fuzhou, 1943: Wednesday 9 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": "1943-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1943 falls on Wednesday 9 June. Ṣaṣṭhī runs from 18:04 on Tue 8 Jun to 20:34 on Wed 9 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-06-14", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18139, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-06-14T01:08:00+09:00", "utc": "1943-06-13T16:08:00Z", "ms": -837935520250.5942 }, "end": { "local": "1943-06-15T00:17:20+09:00", "utc": "1943-06-14T15:17:20Z", "ms": -837852159733.1923 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-14T01:08:00+09:00", "utc": "1943-06-13T16:08:00Z", "ms": -837935520250.5942 }, "end": { "local": "1943-06-15T00:17:20+09:00", "utc": "1943-06-14T15:17:20Z", "ms": -837852159733.1923 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-06-14", "window": { "start": { "local": "1943-06-14T06:10:18+09:00", "utc": "1943-06-13T21:10:18Z", "ms": -837917381741.4401 }, "end": { "local": "1943-06-14T06:10:18+09:00", "utc": "1943-06-13T21:10:18Z", "ms": -837917381741.4401 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-06-15", "window": { "start": { "local": "1943-06-15T06:10:23+09:00", "utc": "1943-06-14T21:10:23Z", "ms": -837830977134.325 }, "end": { "local": "1943-06-15T06:10:23+09:00", "utc": "1943-06-14T21:10:23Z", "ms": -837830977134.325 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:08 on Mon 14 Jun to 00:17 on Tue 15 Jun.", "fact": "1943-06-13T16:08:00Z → 1943-06-14T15:17:20Z" }, { "step": "kaala", "text": "Sunrise is at 06:10 on the 14th and 06:10 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 18139 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Fuzhou, 1943: Monday 14 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-06-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Nirjalā Ekādaśī 1943 falls on Monday 14 June. Ekādaśī runs from 01:08 on Mon 14 Jun to 00:17 on Tue 15 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-06-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33136, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-06-15T00:17:20+09:00", "utc": "1943-06-14T15:17:20Z", "ms": -837852159733.1923 }, "end": { "local": "1943-06-15T22:39:09+09:00", "utc": "1943-06-15T13:39:09Z", "ms": -837771651181.4083 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-15T00:17:20+09:00", "utc": "1943-06-14T15:17:20Z", "ms": -837852159733.1923 }, "end": { "local": "1943-06-15T22:39:09+09:00", "utc": "1943-06-15T13:39:09Z", "ms": -837771651181.4083 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-06-14", "window": { "start": { "local": "1943-06-14T12:38:41+09:00", "utc": "1943-06-14T03:38:41Z", "ms": -837894079232.543 }, "end": { "local": "1943-06-14T13:26:41+09:00", "utc": "1943-06-14T04:26:41Z", "ms": -837891199232.543 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-06-15", "window": { "start": { "local": "1943-06-15T12:38:53+09:00", "utc": "1943-06-15T03:38:53Z", "ms": -837807667012.0555 }, "end": { "local": "1943-06-15T13:26:53+09:00", "utc": "1943-06-15T04:26:53Z", "ms": -837804787012.0555 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 00:17 on Tue 15 Jun to 22:39 on Tue 15 Jun.", "fact": "1943-06-14T15:17:20Z → 1943-06-15T13:39:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 14th, 12:39–13:27 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33136 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Fuzhou, 1943: Tuesday 15 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": "1943-06-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Rāma Dvādaśī 1943 falls on Tuesday 15 June. Dvādaśī runs from 00:17 on Tue 15 Jun to 22:39 on Tue 15 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-06-16", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1455, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-06-15T22:39:09+09:00", "utc": "1943-06-15T13:39:09Z", "ms": -837771651181.4083 }, "end": { "local": "1943-06-16T20:19:57+09:00", "utc": "1943-06-16T11:19:57Z", "ms": -837693603333.0177 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-15T22:39:09+09:00", "utc": "1943-06-15T13:39:09Z", "ms": -837771651181.4083 }, "end": { "local": "1943-06-16T20:19:57+09:00", "utc": "1943-06-16T11:19:57Z", "ms": -837693603333.0177 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-06-15", "window": { "start": { "local": "1943-06-15T19:55:23+09:00", "utc": "1943-06-15T10:55:23Z", "ms": -837781476889.7861 }, "end": { "local": "1943-06-15T21:17:24+09:00", "utc": "1943-06-15T12:17:24Z", "ms": -837776556159.856 } }, "covered_min": 0, "window_min": 82, "qualifies": false }, { "local_date": "1943-06-16", "window": { "start": { "local": "1943-06-16T19:55:42+09:00", "utc": "1943-06-16T10:55:42Z", "ms": -837695057922.9005 }, "end": { "local": "1943-06-16T21:17:41+09:00", "utc": "1943-06-16T12:17:41Z", "ms": -837690138813.1268 } }, "covered_min": 24, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:39 on Tue 15 Jun to 20:20 on Wed 16 Jun.", "fact": "1943-06-15T13:39:09Z → 1943-06-16T11:19:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:55–21:17 on the 15th, 19:56–21:18 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 82 minutes on the 15th and 24 of 82 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1455 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Wednesday 16 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": "1943-06-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Wednesday 16 June. Trayodaśī runs from 22:39 on Tue 15 Jun to 20:20 on Wed 16 Jun and covers 24 of 82 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-06-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8860, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-06-17T17:28:20+09:00", "utc": "1943-06-17T08:28:20Z", "ms": -837617500040.8224 }, "end": { "local": "1943-06-18T14:14:02+09:00", "utc": "1943-06-18T05:14:02Z", "ms": -837542758145.198 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-17T17:28:20+09:00", "utc": "1943-06-17T08:28:20Z", "ms": -837617500040.8224 }, "end": { "local": "1943-06-18T14:14:02+09:00", "utc": "1943-06-18T05:14:02Z", "ms": -837542758145.198 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-06-17", "window": { "start": { "local": "1943-06-17T19:56:00+09:00", "utc": "1943-06-17T10:56:00Z", "ms": -837608639845.7681 }, "end": { "local": "1943-06-17T21:17:58+09:00", "utc": "1943-06-17T12:17:58Z", "ms": -837603722093.3093 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1943-06-18", "window": { "start": { "local": "1943-06-18T19:56:17+09:00", "utc": "1943-06-18T10:56:17Z", "ms": -837522222679.785 }, "end": { "local": "1943-06-18T21:18:14+09:00", "utc": "1943-06-18T12:18:14Z", "ms": -837517306020.9905 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 17:28 on Thu 17 Jun to 14:14 on Fri 18 Jun.", "fact": "1943-06-17T08:28:20Z → 1943-06-18T05:14:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:56–21:18 on the 17th, 19:56–21:18 on the 18th.", "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 17th and 0 of 82 on the 18th.", "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 8860 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Fuzhou, 1943: Thursday 17 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": "1943-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Vaṭa Sāvitrī Vrata 1943 falls on Thursday 17 June. Pūrṇimā runs from 17:28 on Thu 17 Jun to 14:14 on Fri 18 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-06-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6565, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-06-21T03:54:18+09:00", "utc": "1943-06-20T18:54:18Z", "ms": -837320742259.8094 }, "end": { "local": "1943-06-22T00:45:50+09:00", "utc": "1943-06-21T15:45:50Z", "ms": -837245649969.9684 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-21T03:54:18+09:00", "utc": "1943-06-20T18:54:18Z", "ms": -837320742259.8094 }, "end": { "local": "1943-06-22T00:45:50+09:00", "utc": "1943-06-21T15:45:50Z", "ms": -837245649969.9684 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-06-20", "window": { "start": { "local": "1943-06-20T22:02:46+09:00", "utc": "1943-06-20T13:02:46Z", "ms": -837341833628.8282 }, "end": { "local": "1943-06-20T22:02:46+09:00", "utc": "1943-06-20T13:02:46Z", "ms": -837341833628.8282 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-06-21", "window": { "start": { "local": "1943-06-21T22:56:25+09:00", "utc": "1943-06-21T13:56:25Z", "ms": -837252215092.9608 }, "end": { "local": "1943-06-21T22:56:25+09:00", "utc": "1943-06-21T13:56:25Z", "ms": -837252215092.9608 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:54 on Mon 21 Jun to 00:46 on Tue 22 Jun.", "fact": "1943-06-20T18:54:18Z → 1943-06-21T15:45:50Z" }, { "step": "kaala", "text": "Moonrise is at 22:03 on the 20th and 22:56 on the 21st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6565 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Monday 21 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": "1943-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Monday 21 June. Caturthī runs from 03:54 on Mon 21 Jun to 00:46 on Tue 22 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-06-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-06-28", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33998, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-06-27T15:39:18+09:00", "utc": "1943-06-27T06:39:18Z", "ms": -836760041817.2046 }, "end": { "local": "1943-06-28T15:59:04+09:00", "utc": "1943-06-28T06:59:04Z", "ms": -836672455669.2767 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-27T15:39:18+09:00", "utc": "1943-06-27T06:39:18Z", "ms": -836760041817.2046 }, "end": { "local": "1943-06-28T15:59:04+09:00", "utc": "1943-06-28T06:59:04Z", "ms": -836672455669.2767 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-06-27", "window": { "start": { "local": "1943-06-27T06:12:40+09:00", "utc": "1943-06-26T21:12:40Z", "ms": -836794039784.2421 }, "end": { "local": "1943-06-27T06:12:40+09:00", "utc": "1943-06-26T21:12:40Z", "ms": -836794039784.2421 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-06-28", "window": { "start": { "local": "1943-06-28T06:12:58+09:00", "utc": "1943-06-27T21:12:58Z", "ms": -836707622093.8348 }, "end": { "local": "1943-06-28T06:12:58+09:00", "utc": "1943-06-27T21:12:58Z", "ms": -836707622093.8348 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:39 on Sun 27 Jun to 15:59 on Mon 28 Jun.", "fact": "1943-06-27T06:39:18Z → 1943-06-28T06:59:04Z" }, { "step": "kaala", "text": "Sunrise is at 06:13 on the 27th and 06:13 on the 28th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 27th and is on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33998 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Fuzhou, 1943: Monday 28 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Yoginī Ekādaśī 1943 falls on Monday 28 June. Ekādaśī runs from 15:39 on Sun 27 Jun to 15:59 on Mon 28 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-06-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-06-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6933, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-06-29T16:47:38+09:00", "utc": "1943-06-29T07:47:38Z", "ms": -836583142169.1277 }, "end": { "local": "1943-06-30T18:02:51+09:00", "utc": "1943-06-30T09:02:51Z", "ms": -836492228730.5858 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-29T16:47:38+09:00", "utc": "1943-06-29T07:47:38Z", "ms": -836583142169.1277 }, "end": { "local": "1943-06-30T18:02:51+09:00", "utc": "1943-06-30T09:02:51Z", "ms": -836492228730.5858 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-06-29", "window": { "start": { "local": "1943-06-29T19:58:20+09:00", "utc": "1943-06-29T10:58:20Z", "ms": -836571699852.3086 }, "end": { "local": "1943-06-29T21:20:22+09:00", "utc": "1943-06-29T12:20:22Z", "ms": -836566777767.8413 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1943-06-30", "window": { "start": { "local": "1943-06-30T19:58:25+09:00", "utc": "1943-06-30T10:58:25Z", "ms": -836485295233.2897 }, "end": { "local": "1943-06-30T21:20:29+09:00", "utc": "1943-06-30T12:20:29Z", "ms": -836480371081.7714 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:48 on Tue 29 Jun to 18:03 on Wed 30 Jun.", "fact": "1943-06-29T07:47:38Z → 1943-06-30T09:02:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:58–21:20 on the 29th, 19:58–21:20 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 82 of 82 minutes on the 29th and 0 of 82 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6933 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Tuesday 29 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": "1943-06-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Tuesday 29 June. Trayodaśī runs from 16:48 on Tue 29 Jun to 18:03 on Wed 30 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-06-29", "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/1943/shivaratri?on=1943-06-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-06-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17995, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-06-30T18:02:51+09:00", "utc": "1943-06-30T09:02:51Z", "ms": -836492228730.5858 }, "end": { "local": "1943-07-01T19:42:27+09:00", "utc": "1943-07-01T10:42:27Z", "ms": -836399852550.8004 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-06-30T18:02:51+09:00", "utc": "1943-06-30T09:02:51Z", "ms": -836492228730.5858 }, "end": { "local": "1943-07-01T19:42:27+09:00", "utc": "1943-07-01T10:42:27Z", "ms": -836399852550.8004 } }, "kaala": "nishita", "days": [ { "local_date": "1943-06-30", "window": { "start": { "local": "1943-07-01T00:42:10+09:00", "utc": "1943-06-30T15:42:10Z", "ms": -836468269665.0962 }, "end": { "local": "1943-07-01T01:30:10+09:00", "utc": "1943-06-30T16:30:10Z", "ms": -836465389665.0962 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-07-01", "window": { "start": { "local": "1943-07-02T00:42:22+09:00", "utc": "1943-07-01T15:42:22Z", "ms": -836381857511.9265 }, "end": { "local": "1943-07-02T01:30:22+09:00", "utc": "1943-07-01T16:30:22Z", "ms": -836378977511.9265 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:03 on Wed 30 Jun to 19:42 on Thu 1 Jul.", "fact": "1943-06-30T09:02:51Z → 1943-07-01T10:42:27Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:42–01:30 on the 30th, 00:42–01:30 on the 1st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17995 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Wednesday 30 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": "1943-06-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-06-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Wednesday 30 June. Caturdaśī runs from 18:03 on Wed 30 Jun to 19:42 on Thu 1 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-06-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36498, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1943-07-04T00:02:51+09:00", "utc": "1943-07-03T15:02:51Z", "ms": -836211428740.1417 }, "end": { "local": "1943-07-05T02:34:38+09:00", "utc": "1943-07-04T17:34:38Z", "ms": -836115921666.105 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-04T00:02:51+09:00", "utc": "1943-07-03T15:02:51Z", "ms": -836211428740.1417 }, "end": { "local": "1943-07-05T02:34:38+09:00", "utc": "1943-07-04T17:34:38Z", "ms": -836115921666.105 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-07-04", "window": { "start": { "local": "1943-07-04T12:42:46+09:00", "utc": "1943-07-04T03:42:46Z", "ms": -836165834067.9409 }, "end": { "local": "1943-07-04T13:30:46+09:00", "utc": "1943-07-04T04:30:46Z", "ms": -836162954067.9409 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-07-05", "window": { "start": { "local": "1943-07-05T12:42:57+09:00", "utc": "1943-07-05T03:42:57Z", "ms": -836079423344.6515 }, "end": { "local": "1943-07-05T13:30:57+09:00", "utc": "1943-07-05T04:30:57Z", "ms": -836076543344.6515 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:03 on Sun 4 Jul to 02:35 on Mon 5 Jul.", "fact": "1943-07-03T15:02:51Z → 1943-07-04T17:34:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 4th, 12:43–13:31 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36498 s" }, { "step": "ruling", "text": "Rathayātrā, Fuzhou, 1943: Sunday 4 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": "1943-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Rathayātrā 1943 falls on Sunday 4 July. Dvitīyā runs from 00:03 on Sun 4 Jul to 02:35 on Mon 5 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-07-06", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17916, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-07-06T05:11:44+09:00", "utc": "1943-07-05T20:11:44Z", "ms": -836020096482.4933 }, "end": { "local": "1943-07-07T07:44:41+09:00", "utc": "1943-07-06T22:44:41Z", "ms": -835924518635.8994 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-06T05:11:44+09:00", "utc": "1943-07-05T20:11:44Z", "ms": -836020096482.4933 }, "end": { "local": "1943-07-07T07:44:41+09:00", "utc": "1943-07-06T22:44:41Z", "ms": -835924518635.8994 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-07-06", "window": { "start": { "local": "1943-07-06T12:43:07+09:00", "utc": "1943-07-06T03:43:07Z", "ms": -835993012945.8983 }, "end": { "local": "1943-07-06T13:31:07+09:00", "utc": "1943-07-06T04:31:07Z", "ms": -835990132945.8983 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-07-07", "window": { "start": { "local": "1943-07-07T12:43:17+09:00", "utc": "1943-07-07T03:43:17Z", "ms": -835906602894.2013 }, "end": { "local": "1943-07-07T13:31:17+09:00", "utc": "1943-07-07T04:31:17Z", "ms": -835903722894.2013 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:12 on Tue 6 Jul to 07:45 on Wed 7 Jul.", "fact": "1943-07-05T20:11:44Z → 1943-07-06T22:44:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 6th, 12:43–13:31 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 17916 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Tuesday 6 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": "1943-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Tuesday 6 July. Caturthī runs from 05:12 on Tue 6 Jul to 07:45 on Wed 7 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-07-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9655, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-07-07T07:44:41+09:00", "utc": "1943-07-06T22:44:41Z", "ms": -835924518635.8994 }, "end": { "local": "1943-07-08T10:02:32+09:00", "utc": "1943-07-08T01:02:32Z", "ms": -835829847873.0748 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-07T07:44:41+09:00", "utc": "1943-07-06T22:44:41Z", "ms": -835924518635.8994 }, "end": { "local": "1943-07-08T10:02:32+09:00", "utc": "1943-07-08T01:02:32Z", "ms": -835829847873.0748 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-07-07", "window": { "start": { "local": "1943-07-07T12:43:17+09:00", "utc": "1943-07-07T03:43:17Z", "ms": -835906602894.2013 }, "end": { "local": "1943-07-07T13:31:17+09:00", "utc": "1943-07-07T04:31:17Z", "ms": -835903722894.2013 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-07-08", "window": { "start": { "local": "1943-07-08T12:43:27+09:00", "utc": "1943-07-08T03:43:27Z", "ms": -835820193211.2522 }, "end": { "local": "1943-07-08T13:31:27+09:00", "utc": "1943-07-08T04:31:27Z", "ms": -835817313211.2522 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 07:45 on Wed 7 Jul to 10:03 on Thu 8 Jul.", "fact": "1943-07-06T22:44:41Z → 1943-07-08T01:02:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 7th, 12:43–13:31 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9655 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Fuzhou, 1943: Wednesday 7 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": "1943-07-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Pañcamī 1943 falls on Wednesday 7 July. Pañcamī runs from 07:45 on Wed 7 Jul to 10:03 on Thu 8 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1409, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-07-09T11:53:50+09:00", "utc": "1943-07-09T02:53:50Z", "ms": -835736769740.4368 }, "end": { "local": "1943-07-10T13:08:16+09:00", "utc": "1943-07-10T04:08:16Z", "ms": -835645904340.9703 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-09T11:53:50+09:00", "utc": "1943-07-09T02:53:50Z", "ms": -835736769740.4368 }, "end": { "local": "1943-07-10T13:08:16+09:00", "utc": "1943-07-10T04:08:16Z", "ms": -835645904340.9703 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-07-09", "window": { "start": { "local": "1943-07-09T12:43:36+09:00", "utc": "1943-07-09T03:43:36Z", "ms": -835733783917.738 }, "end": { "local": "1943-07-09T13:31:36+09:00", "utc": "1943-07-09T04:31:36Z", "ms": -835730903917.738 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-07-10", "window": { "start": { "local": "1943-07-10T12:43:45+09:00", "utc": "1943-07-10T03:43:45Z", "ms": -835647375033.2561 }, "end": { "local": "1943-07-10T13:31:45+09:00", "utc": "1943-07-10T04:31:45Z", "ms": -835644495033.2561 } }, "covered_min": 25, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 11:54 on Fri 9 Jul to 13:08 on Sat 10 Jul.", "fact": "1943-07-09T02:53:50Z → 1943-07-10T04:08:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:44–13:32 on the 9th, 12:44–13:32 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 48 of 48 minutes on the 9th and 25 of 48 on the 10th.", "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 1409 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Fuzhou, 1943: Friday 9 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": "1943-07-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Vivasvat Saptamī 1943 falls on Friday 9 July. Saptamī runs from 11:54 on Fri 9 Jul to 13:08 on Sat 10 Jul and covers all of madhyāhna that midday. It also reaches the next midday for 25 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-07-14", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14209, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-07-13T12:10:32+09:00", "utc": "1943-07-13T03:10:32Z", "ms": -835390167507.4464 }, "end": { "local": "1943-07-14T10:16:03+09:00", "utc": "1943-07-14T01:16:03Z", "ms": -835310636925.3062 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-13T12:10:32+09:00", "utc": "1943-07-13T03:10:32Z", "ms": -835390167507.4464 }, "end": { "local": "1943-07-14T10:16:03+09:00", "utc": "1943-07-14T01:16:03Z", "ms": -835310636925.3062 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-07-13", "window": { "start": { "local": "1943-07-13T06:18:46+09:00", "utc": "1943-07-12T21:18:46Z", "ms": -835411273688.2736 }, "end": { "local": "1943-07-13T06:18:46+09:00", "utc": "1943-07-12T21:18:46Z", "ms": -835411273688.2736 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-07-14", "window": { "start": { "local": "1943-07-14T06:19:14+09:00", "utc": "1943-07-13T21:19:14Z", "ms": -835324846366.5239 }, "end": { "local": "1943-07-14T06:19:14+09:00", "utc": "1943-07-13T21:19:14Z", "ms": -835324846366.5239 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:11 on Tue 13 Jul to 10:16 on Wed 14 Jul.", "fact": "1943-07-13T03:10:32Z → 1943-07-14T01:16:03Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 13th and 06:19 on the 14th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 13th and is on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14209 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Fuzhou, 1943: Wednesday 14 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": "1943-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Hariśayanī Ekādaśī 1943 falls on Wednesday 14 July. Ekādaśī runs from 12:11 on Tue 13 Jul to 10:16 on Wed 14 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-07-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-07-15", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26064, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-07-15T07:41:24+09:00", "utc": "1943-07-14T22:41:24Z", "ms": -835233515782.2906 }, "end": { "local": "1943-07-16T04:34:33+09:00", "utc": "1943-07-15T19:34:33Z", "ms": -835158327291.9868 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-15T07:41:24+09:00", "utc": "1943-07-14T22:41:24Z", "ms": -835233515782.2906 }, "end": { "local": "1943-07-16T04:34:33+09:00", "utc": "1943-07-15T19:34:33Z", "ms": -835158327291.9868 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-07-14", "window": { "start": { "local": "1943-07-14T19:57:19+09:00", "utc": "1943-07-14T10:57:19Z", "ms": -835275761498.3654 }, "end": { "local": "1943-07-14T21:20:18+09:00", "utc": "1943-07-14T12:20:18Z", "ms": -835270782458.6989 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1943-07-15", "window": { "start": { "local": "1943-07-15T19:57:04+09:00", "utc": "1943-07-15T10:57:04Z", "ms": -835189375978.5256 }, "end": { "local": "1943-07-15T21:20:09+09:00", "utc": "1943-07-15T12:20:09Z", "ms": -835184391276.8964 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:41 on Thu 15 Jul to 04:35 on Fri 16 Jul.", "fact": "1943-07-14T22:41:24Z → 1943-07-15T19:34:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:20 on the 14th, 19:57–21:20 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 14th and 83 of 83 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 26064 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Thursday 15 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": "1943-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Thursday 15 July. Trayodaśī runs from 07:41 on Thu 15 Jul to 04:35 on Fri 16 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18959, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 } }, "kaala": "udaya-3", "days": [ { "local_date": "1943-07-17", "window": { "start": { "local": "1943-07-17T06:20:38+09:00", "utc": "1943-07-16T21:20:38Z", "ms": -835065562436.2557 }, "end": { "local": "1943-07-17T09:03:48+09:00", "utc": "1943-07-17T00:03:48Z", "ms": -835055771722.189 } }, "covered_min": 163, "window_min": 163, "qualifies": true }, { "local_date": "1943-07-18", "window": { "start": { "local": "1943-07-18T06:21:06+09:00", "utc": "1943-07-17T21:21:06Z", "ms": -834979133882.5862 }, "end": { "local": "1943-07-18T09:04:07+09:00", "utc": "1943-07-18T00:04:07Z", "ms": -834969352557.8715 } }, "covered_min": 0, "window_min": 163, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul.", "fact": "1943-07-16T16:04:39Z → 1943-07-17T12:21:30Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:21–09:04 on the 17th, 06:21–09:04 on the 18th.", "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 163 of 163 minutes on the 17th and 0 of 163 on the 18th.", "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 18959 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Fuzhou, 1943: Saturday 17 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": "1943-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Vyāsa Pūjā 1943 falls on Saturday 17 July. Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28136, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-07-16", "window": { "start": { "local": "1943-07-16T12:44:29+09:00", "utc": "1943-07-16T03:44:29Z", "ms": -835128931243.0754 }, "end": { "local": "1943-07-16T13:32:29+09:00", "utc": "1943-07-16T04:32:29Z", "ms": -835126051243.0754 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-07-17", "window": { "start": { "local": "1943-07-17T12:44:34+09:00", "utc": "1943-07-17T03:44:34Z", "ms": -835042525651.0889 }, "end": { "local": "1943-07-17T13:32:34+09:00", "utc": "1943-07-17T04:32:34Z", "ms": -835039645651.0889 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul.", "fact": "1943-07-16T16:04:39Z → 1943-07-17T12:21:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:44–13:32 on the 16th, 12:45–13:33 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 0 of 48 minutes on the 16th and 48 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28136 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Fuzhou, 1943: Saturday 17 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": "1943-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Guru Pūrṇimā 1943 falls on Saturday 17 July. Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5099, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 } }, "kaala": "sayahna", "days": [ { "local_date": "1943-07-16", "window": { "start": { "local": "1943-07-16T17:13:28+09:00", "utc": "1943-07-16T08:13:28Z", "ms": -835112791559.137 }, "end": { "local": "1943-07-16T19:56:48+09:00", "utc": "1943-07-16T10:56:48Z", "ms": -835102991769.8446 } }, "covered_min": 0, "window_min": 163, "qualifies": false }, { "local_date": "1943-07-17", "window": { "start": { "local": "1943-07-17T17:13:20+09:00", "utc": "1943-07-17T08:13:20Z", "ms": -835026399579.9888 }, "end": { "local": "1943-07-17T19:56:31+09:00", "utc": "1943-07-17T10:56:31Z", "ms": -835016608865.922 } }, "covered_min": 163, "window_min": 163, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul.", "fact": "1943-07-16T16:04:39Z → 1943-07-17T12:21:30Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:13–19:57 on the 16th, 17:13–19:57 on the 17th.", "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 16th and 163 of 163 on the 17th.", "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 5099 s" }, { "step": "ruling", "text": "Kokilā Vrata, Fuzhou, 1943: Saturday 17 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": "1943-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Kokilā Vrata 1943 falls on Saturday 17 July. Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-17", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 103, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1943-07-17T01:04:39+09:00", "utc": "1943-07-16T16:04:39Z", "ms": -835084521000.9753 }, "end": { "local": "1943-07-17T21:21:30+09:00", "utc": "1943-07-17T12:21:30Z", "ms": -835011509524.2401 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-07-16", "window": { "start": { "local": "1943-07-16T19:56:48+09:00", "utc": "1943-07-16T10:56:48Z", "ms": -835102991769.8446 }, "end": { "local": "1943-07-16T21:19:59+09:00", "utc": "1943-07-16T12:19:59Z", "ms": -835098001192.0327 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1943-07-17", "window": { "start": { "local": "1943-07-17T19:56:31+09:00", "utc": "1943-07-17T10:56:31Z", "ms": -835016608865.922 }, "end": { "local": "1943-07-17T21:19:48+09:00", "utc": "1943-07-17T12:19:48Z", "ms": -835011612201.4772 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul.", "fact": "1943-07-16T16:04:39Z → 1943-07-17T12:21:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:20 on the 16th, 19:57–21:20 on the 17th.", "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 83 minutes on the 16th and 83 of 83 on the 17th.", "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 103 s < 300 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Fuzhou, 1943: Saturday 17 July.", "fact": "confidence: boundary (margin)" } ], "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": "1943-07-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Śiva Śayanotsava 1943 falls on Saturday 17 July. Pūrṇimā runs from 01:05 on Sat 17 Jul to 21:22 on Sat 17 Jul and covers all of pradoṣa that evening. It is 1 min 43 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11286, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1943-07-18T17:35:04+09:00", "utc": "1943-07-18T08:35:04Z", "ms": -834938696352.5685 }, "end": { "local": "1943-07-19T13:55:03+09:00", "utc": "1943-07-19T04:55:03Z", "ms": -834865497265.5822 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-07-18T17:35:04+09:00", "utc": "1943-07-18T08:35:04Z", "ms": -834938696352.5685 }, "end": { "local": "1943-07-19T13:55:03+09:00", "utc": "1943-07-19T04:55:03Z", "ms": -834865497265.5822 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-07-18", "window": { "start": { "local": "1943-07-18T20:43:09+09:00", "utc": "1943-07-18T11:43:09Z", "ms": -834927410799.8718 }, "end": { "local": "1943-07-18T20:43:09+09:00", "utc": "1943-07-18T11:43:09Z", "ms": -834927410799.8718 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-07-19", "window": { "start": { "local": "1943-07-19T21:35:42+09:00", "utc": "1943-07-19T12:35:42Z", "ms": -834837858061.8 }, "end": { "local": "1943-07-19T21:35:42+09:00", "utc": "1943-07-19T12:35:42Z", "ms": -834837858061.8 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 17:35 on Sun 18 Jul to 13:55 on Mon 19 Jul.", "fact": "1943-07-18T08:35:04Z → 1943-07-19T04:55:03Z" }, { "step": "kaala", "text": "Moonrise is at 20:43 on the 18th and 21:36 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 18th and is not on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11286 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Fuzhou, 1943: Sunday 18 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": "1943-07-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata (Āṣāḍha) 1943 falls on Sunday 18 July. Dvitīyā runs from 17:35 on Sun 18 Jul to 13:55 on Mon 19 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-07-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32827, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-07-20T10:30:41+09:00", "utc": "1943-07-20T01:30:41Z", "ms": -834791358747.7206 }, "end": { "local": "1943-07-21T07:30:23+09:00", "utc": "1943-07-20T22:30:23Z", "ms": -834715776512.7689 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-07-20T10:30:41+09:00", "utc": "1943-07-20T01:30:41Z", "ms": -834791358747.7206 }, "end": { "local": "1943-07-21T07:30:23+09:00", "utc": "1943-07-20T22:30:23Z", "ms": -834715776512.7689 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-07-19", "window": { "start": { "local": "1943-07-19T21:35:42+09:00", "utc": "1943-07-19T12:35:42Z", "ms": -834837858061.8 }, "end": { "local": "1943-07-19T21:35:42+09:00", "utc": "1943-07-19T12:35:42Z", "ms": -834837858061.8 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-07-20", "window": { "start": { "local": "1943-07-20T22:23:16+09:00", "utc": "1943-07-20T13:23:16Z", "ms": -834748603747.671 }, "end": { "local": "1943-07-20T22:23:16+09:00", "utc": "1943-07-20T13:23:16Z", "ms": -834748603747.671 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:31 on Tue 20 Jul to 07:30 on Wed 21 Jul.", "fact": "1943-07-20T01:30:41Z → 1943-07-20T22:30:23Z" }, { "step": "kaala", "text": "Moonrise is at 21:36 on the 19th and 22:23 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 32827 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Tuesday 20 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": "1943-07-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Tuesday 20 July. Caturthī runs from 10:31 on Tue 20 Jul to 07:30 on Wed 21 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-07-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-07-27", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8899, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-07-27T02:32:57+09:00", "utc": "1943-07-26T17:32:57Z", "ms": -834215223182.7704 }, "end": { "local": "1943-07-28T03:57:44+09:00", "utc": "1943-07-27T18:57:44Z", "ms": -834123736376.6001 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-07-27T02:32:57+09:00", "utc": "1943-07-26T17:32:57Z", "ms": -834215223182.7704 }, "end": { "local": "1943-07-28T03:57:44+09:00", "utc": "1943-07-27T18:57:44Z", "ms": -834123736376.6001 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-07-27", "window": { "start": { "local": "1943-07-27T06:25:32+09:00", "utc": "1943-07-26T21:25:32Z", "ms": -834201267972.6246 }, "end": { "local": "1943-07-27T06:25:32+09:00", "utc": "1943-07-26T21:25:32Z", "ms": -834201267972.6246 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-07-28", "window": { "start": { "local": "1943-07-28T06:26:02+09:00", "utc": "1943-07-27T21:26:02Z", "ms": -834114837832.7207 }, "end": { "local": "1943-07-28T06:26:02+09:00", "utc": "1943-07-27T21:26:02Z", "ms": -834114837832.7207 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:33 on Tue 27 Jul to 03:58 on Wed 28 Jul.", "fact": "1943-07-26T17:32:57Z → 1943-07-27T18:57:44Z" }, { "step": "kaala", "text": "Sunrise is at 06:26 on the 27th and 06:26 on the 28th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 27th and is not on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8899 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Fuzhou, 1943: Tuesday 27 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": "1943-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmikā Ekādaśī 1943 falls on Tuesday 27 July. Ekādaśī runs from 02:33 on Tue 27 Jul to 03:58 on Wed 28 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-07-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-07-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30814, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-07-29T05:50:10+09:00", "utc": "1943-07-28T20:50:10Z", "ms": -834030590119.7957 }, "end": { "local": "1943-07-30T08:03:37+09:00", "utc": "1943-07-29T23:03:37Z", "ms": -833936183353.2792 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-07-29T05:50:10+09:00", "utc": "1943-07-28T20:50:10Z", "ms": -834030590119.7957 }, "end": { "local": "1943-07-30T08:03:37+09:00", "utc": "1943-07-29T23:03:37Z", "ms": -833936183353.2792 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-07-28", "window": { "start": { "local": "1943-07-28T19:51:59+09:00", "utc": "1943-07-28T10:51:59Z", "ms": -834066480584.265 }, "end": { "local": "1943-07-28T21:16:36+09:00", "utc": "1943-07-28T12:16:36Z", "ms": -834061404193.979 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1943-07-29", "window": { "start": { "local": "1943-07-29T19:51:27+09:00", "utc": "1943-07-29T10:51:27Z", "ms": -833980112660.1744 }, "end": { "local": "1943-07-29T21:16:12+09:00", "utc": "1943-07-29T12:16:12Z", "ms": -833975027967.8844 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:50 on Thu 29 Jul to 08:04 on Fri 30 Jul.", "fact": "1943-07-28T20:50:10Z → 1943-07-29T23:03:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:52–21:17 on the 28th, 19:51–21:16 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 0 of 85 minutes on the 28th and 85 of 85 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 30814 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Thursday 29 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": "1943-07-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Thursday 29 July. Trayodaśī runs from 05:50 on Thu 29 Jul to 08:04 on Fri 30 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-07-29", "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/1943/shivaratri?on=1943-07-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-07-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23422, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-07-30T08:03:37+09:00", "utc": "1943-07-29T23:03:37Z", "ms": -833936183353.2792 }, "end": { "local": "1943-07-31T10:31:14+09:00", "utc": "1943-07-31T01:31:14Z", "ms": -833840925535.6807 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-07-30T08:03:37+09:00", "utc": "1943-07-29T23:03:37Z", "ms": -833936183353.2792 }, "end": { "local": "1943-07-31T10:31:14+09:00", "utc": "1943-07-31T01:31:14Z", "ms": -833840925535.6807 } }, "kaala": "nishita", "days": [ { "local_date": "1943-07-29", "window": { "start": { "local": "1943-07-30T00:45:15+09:00", "utc": "1943-07-29T15:45:15Z", "ms": -833962485064.0867 }, "end": { "local": "1943-07-30T01:33:15+09:00", "utc": "1943-07-29T16:33:15Z", "ms": -833959605064.0867 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-07-30", "window": { "start": { "local": "1943-07-31T00:45:13+09:00", "utc": "1943-07-30T15:45:13Z", "ms": -833876086605.7235 }, "end": { "local": "1943-07-31T01:33:13+09:00", "utc": "1943-07-30T16:33:13Z", "ms": -833873206605.7235 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:04 on Fri 30 Jul to 10:31 on Sat 31 Jul.", "fact": "1943-07-29T23:03:37Z → 1943-07-31T01:31:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:45–01:33 on the 29th, 00:45–01:33 on the 30th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23422 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Friday 30 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": "1943-07-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-07-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Friday 30 July. Caturdaśī runs from 08:04 on Fri 30 Jul to 10:31 on Sat 31 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-07-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16690, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-08-03T18:10:56+09:00", "utc": "1943-08-03T09:10:56Z", "ms": -833554143836.1461 }, "end": { "local": "1943-08-04T20:26:19+09:00", "utc": "1943-08-04T11:26:19Z", "ms": -833459621161.8995 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-03T18:10:56+09:00", "utc": "1943-08-03T09:10:56Z", "ms": -833554143836.1461 }, "end": { "local": "1943-08-04T20:26:19+09:00", "utc": "1943-08-04T11:26:19Z", "ms": -833459621161.8995 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-03", "window": { "start": { "local": "1943-08-03T12:44:46+09:00", "utc": "1943-08-03T03:44:46Z", "ms": -833573713820.4163 }, "end": { "local": "1943-08-03T13:32:46+09:00", "utc": "1943-08-03T04:32:46Z", "ms": -833570833820.4163 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-04", "window": { "start": { "local": "1943-08-04T12:44:42+09:00", "utc": "1943-08-04T03:44:42Z", "ms": -833487318363.1631 }, "end": { "local": "1943-08-04T13:32:42+09:00", "utc": "1943-08-04T04:32:42Z", "ms": -833484438363.1631 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:11 on Tue 3 Aug to 20:26 on Wed 4 Aug.", "fact": "1943-08-03T09:10:56Z → 1943-08-04T11:26:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:45–13:33 on the 3rd, 12:45–13:33 on the 4th.", "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 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: paraviddha → only-day · margin 16690 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Fuzhou, 1943: Wednesday 4 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": "1943-08-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Madhusravā Tṛtīyā (Hariyali Teej) 1943 falls on Wednesday 4 August. Tṛtīyā runs from 18:11 on Tue 3 Aug to 20:26 on Wed 4 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-08-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24817, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-08-04T20:26:19+09:00", "utc": "1943-08-04T11:26:19Z", "ms": -833459621161.8995 }, "end": { "local": "1943-08-05T22:20:27+09:00", "utc": "1943-08-05T13:20:27Z", "ms": -833366372693.2972 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-04T20:26:19+09:00", "utc": "1943-08-04T11:26:19Z", "ms": -833459621161.8995 }, "end": { "local": "1943-08-05T22:20:27+09:00", "utc": "1943-08-05T13:20:27Z", "ms": -833366372693.2972 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-04", "window": { "start": { "local": "1943-08-04T12:44:42+09:00", "utc": "1943-08-04T03:44:42Z", "ms": -833487318363.1631 }, "end": { "local": "1943-08-04T13:32:42+09:00", "utc": "1943-08-04T04:32:42Z", "ms": -833484438363.1631 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-05", "window": { "start": { "local": "1943-08-05T12:44:36+09:00", "utc": "1943-08-05T03:44:36Z", "ms": -833400923514.9114 }, "end": { "local": "1943-08-05T13:32:36+09:00", "utc": "1943-08-05T04:32:36Z", "ms": -833398043514.9114 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:26 on Wed 4 Aug to 22:20 on Thu 5 Aug.", "fact": "1943-08-04T11:26:19Z → 1943-08-05T13:20:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:45–13:33 on the 4th, 12:45–13:33 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 24817 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Thursday 5 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": "1943-08-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Thursday 5 August. Caturthī runs from 20:26 on Wed 4 Aug to 22:20 on Thu 5 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-08-05", "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/1943/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31671, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-08-05T22:20:27+09:00", "utc": "1943-08-05T13:20:27Z", "ms": -833366372693.2972 }, "end": { "local": "1943-08-06T23:46:02+09:00", "utc": "1943-08-06T14:46:02Z", "ms": -833274837670.7552 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-05T22:20:27+09:00", "utc": "1943-08-05T13:20:27Z", "ms": -833366372693.2972 }, "end": { "local": "1943-08-06T23:46:02+09:00", "utc": "1943-08-06T14:46:02Z", "ms": -833274837670.7552 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-05", "window": { "start": { "local": "1943-08-05T12:44:36+09:00", "utc": "1943-08-05T03:44:36Z", "ms": -833400923514.9114 }, "end": { "local": "1943-08-05T13:32:36+09:00", "utc": "1943-08-05T04:32:36Z", "ms": -833398043514.9114 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-06", "window": { "start": { "local": "1943-08-06T12:44:31+09:00", "utc": "1943-08-06T03:44:31Z", "ms": -833314529276.1177 }, "end": { "local": "1943-08-06T13:32:31+09:00", "utc": "1943-08-06T04:32:31Z", "ms": -833311649276.1177 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 22:20 on Thu 5 Aug to 23:46 on Fri 6 Aug.", "fact": "1943-08-05T13:20:27Z → 1943-08-06T14:46:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:45–13:33 on the 5th, 12:45–13:33 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31671 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Fuzhou, 1943: Friday 6 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": "1943-08-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī 1943 falls on Friday 6 August. Pañcamī runs from 22:20 on Thu 5 Aug to 23:46 on Fri 6 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-08-12", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34285, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-08-11T21:02:02+09:00", "utc": "1943-08-11T12:02:02Z", "ms": -832852677731.549 }, "end": { "local": "1943-08-12T18:28:40+09:00", "utc": "1943-08-12T09:28:40Z", "ms": -832775479792.5806 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-11T21:02:02+09:00", "utc": "1943-08-11T12:02:02Z", "ms": -832852677731.549 }, "end": { "local": "1943-08-12T18:28:40+09:00", "utc": "1943-08-12T09:28:40Z", "ms": -832775479792.5806 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-08-12", "window": { "start": { "local": "1943-08-12T06:33:28+09:00", "utc": "1943-08-11T21:33:28Z", "ms": -832818392327.1232 }, "end": { "local": "1943-08-12T06:33:28+09:00", "utc": "1943-08-11T21:33:28Z", "ms": -832818392327.1232 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-08-13", "window": { "start": { "local": "1943-08-13T06:33:56+09:00", "utc": "1943-08-12T21:33:56Z", "ms": -832731963761.0227 }, "end": { "local": "1943-08-13T06:33:56+09:00", "utc": "1943-08-12T21:33:56Z", "ms": -832731963761.0227 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:02 on Wed 11 Aug to 18:29 on Thu 12 Aug.", "fact": "1943-08-11T12:02:02Z → 1943-08-12T09:28:40Z" }, { "step": "kaala", "text": "Sunrise is at 06:33 on the 12th and 06:34 on the 13th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 12th and is not on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34285 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1943: Thursday 12 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": "1943-08-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1943 falls on Thursday 12 August. Ekādaśī runs from 21:02 on Wed 11 Aug to 18:29 on Thu 12 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-08-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6807, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-08-12T18:28:40+09:00", "utc": "1943-08-12T09:28:40Z", "ms": -832775479792.5806 }, "end": { "local": "1943-08-13T15:25:01+09:00", "utc": "1943-08-13T06:25:01Z", "ms": -832700099014.5433 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-12T18:28:40+09:00", "utc": "1943-08-12T09:28:40Z", "ms": -832775479792.5806 }, "end": { "local": "1943-08-13T15:25:01+09:00", "utc": "1943-08-13T06:25:01Z", "ms": -832700099014.5433 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-12", "window": { "start": { "local": "1943-08-12T12:43:43+09:00", "utc": "1943-08-12T03:43:43Z", "ms": -832796176520.7878 }, "end": { "local": "1943-08-12T13:31:43+09:00", "utc": "1943-08-12T04:31:43Z", "ms": -832793296520.7878 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-13", "window": { "start": { "local": "1943-08-13T12:43:34+09:00", "utc": "1943-08-13T03:43:34Z", "ms": -832709786458.7594 }, "end": { "local": "1943-08-13T13:31:34+09:00", "utc": "1943-08-13T04:31:34Z", "ms": -832706906458.7594 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:29 on Thu 12 Aug to 15:25 on Fri 13 Aug.", "fact": "1943-08-12T09:28:40Z → 1943-08-13T06:25:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:44–13:32 on the 12th, 12:44–13:32 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6807 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Fuzhou, 1943: Friday 13 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": "1943-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Dāmodara Dvādaśī 1943 falls on Friday 13 August. Dvādaśī runs from 18:29 on Thu 12 Aug to 15:25 on Fri 13 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-08-13", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15370, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-08-13T15:25:01+09:00", "utc": "1943-08-13T06:25:01Z", "ms": -832700099014.5433 }, "end": { "local": "1943-08-14T11:58:47+09:00", "utc": "1943-08-14T02:58:47Z", "ms": -832626072884.0088 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-13T15:25:01+09:00", "utc": "1943-08-13T06:25:01Z", "ms": -832700099014.5433 }, "end": { "local": "1943-08-14T11:58:47+09:00", "utc": "1943-08-14T02:58:47Z", "ms": -832626072884.0088 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-08-13", "window": { "start": { "local": "1943-08-13T19:41:11+09:00", "utc": "1943-08-13T10:41:11Z", "ms": -832684729156.4961 }, "end": { "local": "1943-08-13T21:08:17+09:00", "utc": "1943-08-13T12:08:17Z", "ms": -832679503320.6604 } }, "covered_min": 87, "window_min": 87, "qualifies": true }, { "local_date": "1943-08-14", "window": { "start": { "local": "1943-08-14T19:40:21+09:00", "utc": "1943-08-14T10:40:21Z", "ms": -832598378537.8549 }, "end": { "local": "1943-08-14T21:07:38+09:00", "utc": "1943-08-14T12:07:38Z", "ms": -832593142360.5149 } }, "covered_min": 0, "window_min": 87, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:25 on Fri 13 Aug to 11:59 on Sat 14 Aug.", "fact": "1943-08-13T06:25:01Z → 1943-08-14T02:58:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:41–21:08 on the 13th, 19:40–21:08 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 87 of 87 minutes on the 13th and 0 of 87 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 15370 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Friday 13 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Friday 13 August. Trayodaśī runs from 15:25 on Fri 13 Aug to 11:59 on Sat 14 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7285, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-08-15T08:18:40+09:00", "utc": "1943-08-14T23:18:40Z", "ms": -832552880478.1284 }, "end": { "local": "1943-08-16T04:33:56+09:00", "utc": "1943-08-15T19:33:56Z", "ms": -832479963798.324 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1943-08-15T18:26:17+09:00", "utc": "1943-08-15T09:26:17Z", "ms": -832516423488.5695 }, "end": { "local": "1943-08-16T04:33:56+09:00", "utc": "1943-08-15T19:33:56Z", "ms": -832479963798.324 } }, "kaala": "day", "days": [ { "local_date": "1943-08-15", "window": { "start": { "local": "1943-08-15T06:34:53+09:00", "utc": "1943-08-14T21:34:53Z", "ms": -832559107207.8054 }, "end": { "local": "1943-08-16T06:35:21+09:00", "utc": "1943-08-15T21:35:21Z", "ms": -832472679219.7303 } }, "covered_min": 608, "window_min": 1440, "qualifies": true }, { "local_date": "1943-08-16", "window": { "start": { "local": "1943-08-16T06:35:21+09:00", "utc": "1943-08-15T21:35:21Z", "ms": -832472679219.7303 }, "end": { "local": "1943-08-17T06:35:49+09:00", "utc": "1943-08-16T21:35:49Z", "ms": -832386251420.36 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:19 on Sun 15 Aug to 04:34 on Mon 16 Aug. Its second half begins at 18:26 on Sun 15 Aug.", "fact": "1943-08-14T23:18:40Z → 1943-08-15T19:33:56Z · second half from 1943-08-15T09:26:17Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:35 on the 15th, and from 06:35 on the 16th.", "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 608 of 1440 minutes on the 15th and 0 of 1440 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7285 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Fuzhou, 1943: Sunday 15 August.", "fact": "confidence: determinate" } ], "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": "1943-08-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Rakṣā Bandhana (Rakhi) 1943 falls on Sunday 15 August. The second half of Pūrṇimā runs from 18:26 on Sun 15 Aug to 04:34 on Mon 16 Aug and lies within that day, sunrise to sunrise.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15872, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-08-15T08:18:40+09:00", "utc": "1943-08-14T23:18:40Z", "ms": -832552880478.1284 }, "end": { "local": "1943-08-16T04:33:56+09:00", "utc": "1943-08-15T19:33:56Z", "ms": -832479963798.324 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1943-08-15T08:18:40+09:00", "utc": "1943-08-14T23:18:40Z", "ms": -832552880478.1284 }, "end": { "local": "1943-08-16T04:33:56+09:00", "utc": "1943-08-15T19:33:56Z", "ms": -832479963798.324 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-15", "window": { "start": { "local": "1943-08-15T12:43:12+09:00", "utc": "1943-08-15T03:43:12Z", "ms": -832537008020.2666 }, "end": { "local": "1943-08-15T13:31:12+09:00", "utc": "1943-08-15T04:31:12Z", "ms": -832534128020.2666 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-08-16", "window": { "start": { "local": "1943-08-16T12:43:00+09:00", "utc": "1943-08-16T03:43:00Z", "ms": -832450619617.2112 }, "end": { "local": "1943-08-16T13:31:00+09:00", "utc": "1943-08-16T04:31:00Z", "ms": -832447739617.2112 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:19 on Sun 15 Aug to 04:34 on Mon 16 Aug.", "fact": "1943-08-14T23:18:40Z → 1943-08-15T19:33:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 15th, 12:43–13:31 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 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 15872 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Fuzhou, 1943: Sunday 15 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": "1943-08-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Tarpaṇa 1943 falls on Sunday 15 August. Pūrṇimā runs from 08:19 on Sun 15 Aug to 04:34 on Mon 16 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1881, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1943-08-17T00:54:14+09:00", "utc": "1943-08-16T15:54:14Z", "ms": -832406745824.9497 }, "end": { "local": "1943-08-17T21:29:12+09:00", "utc": "1943-08-17T12:29:12Z", "ms": -832332647710.7405 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-17T00:54:14+09:00", "utc": "1943-08-16T15:54:14Z", "ms": -832406745824.9497 }, "end": { "local": "1943-08-17T21:29:12+09:00", "utc": "1943-08-17T12:29:12Z", "ms": -832332647710.7405 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-08-16", "window": { "start": { "local": "1943-08-16T20:11:15+09:00", "utc": "1943-08-16T11:11:15Z", "ms": -832423724875.5585 }, "end": { "local": "1943-08-16T20:11:15+09:00", "utc": "1943-08-16T11:11:15Z", "ms": -832423724875.5585 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-08-17", "window": { "start": { "local": "1943-08-17T20:57:51+09:00", "utc": "1943-08-17T11:57:51Z", "ms": -832334528877.0607 }, "end": { "local": "1943-08-17T20:57:51+09:00", "utc": "1943-08-17T11:57:51Z", "ms": -832334528877.0607 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:54 on Tue 17 Aug to 21:29 on Tue 17 Aug.", "fact": "1943-08-16T15:54:14Z → 1943-08-17T12:29:12Z" }, { "step": "kaala", "text": "Moonrise is at 20:11 on the 16th and 20:58 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 16th and is on the 17th.", "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 1881 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Fuzhou, 1943: Tuesday 17 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": "1943-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata 1943 falls on Tuesday 17 August. Dvitīyā runs from 00:54 on Tue 17 Aug to 21:29 on Tue 17 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17856, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-08-17T21:29:12+09:00", "utc": "1943-08-17T12:29:12Z", "ms": -832332647710.7405 }, "end": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-17T21:29:12+09:00", "utc": "1943-08-17T12:29:12Z", "ms": -832332647710.7405 }, "end": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-17", "window": { "start": { "local": "1943-08-17T12:42:48+09:00", "utc": "1943-08-17T03:42:48Z", "ms": -832364231738.7427 }, "end": { "local": "1943-08-17T13:30:48+09:00", "utc": "1943-08-17T04:30:48Z", "ms": -832361351738.7427 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-18", "window": { "start": { "local": "1943-08-18T12:42:36+09:00", "utc": "1943-08-18T03:42:36Z", "ms": -832277844369.6064 }, "end": { "local": "1943-08-18T13:30:36+09:00", "utc": "1943-08-18T04:30:36Z", "ms": -832274964369.6064 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 21:29 on Tue 17 Aug to 18:28 on Wed 18 Aug.", "fact": "1943-08-17T12:29:12Z → 1943-08-18T09:28:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 17th, 12:43–13:31 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17856 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Fuzhou, 1943: Wednesday 18 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": "1943-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Kajjalī Tṛtīyā (Kajari Teej) 1943 falls on Wednesday 18 August. Tṛtīyā runs from 21:29 on Tue 17 Aug to 18:28 on Wed 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3620, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 }, "end": { "local": "1943-08-19T15:59:50+09:00", "utc": "1943-08-19T06:59:50Z", "ms": -832179609935.9868 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 }, "end": { "local": "1943-08-19T15:59:50+09:00", "utc": "1943-08-19T06:59:50Z", "ms": -832179609935.9868 } }, "kaala": "sayahna", "days": [ { "local_date": "1943-08-18", "window": { "start": { "local": "1943-08-18T17:00:47+09:00", "utc": "1943-08-18T08:00:47Z", "ms": -832262352707.9888 }, "end": { "local": "1943-08-18T19:36:55+09:00", "utc": "1943-08-18T10:36:55Z", "ms": -832252984933.577 } }, "covered_min": 69, "window_min": 156, "qualifies": true }, { "local_date": "1943-08-19", "window": { "start": { "local": "1943-08-19T17:00:10+09:00", "utc": "1943-08-19T08:00:10Z", "ms": -832175990168.6982 }, "end": { "local": "1943-08-19T19:36:01+09:00", "utc": "1943-08-19T10:36:01Z", "ms": -832166638618.0366 } }, "covered_min": 0, "window_min": 156, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:28 on Wed 18 Aug to 16:00 on Thu 19 Aug.", "fact": "1943-08-18T09:28:12Z → 1943-08-19T06:59:50Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:01–19:37 on the 18th, 17:00–19:36 on the 19th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 69 of 156 minutes on the 18th and 0 of 156 on the 19th.", "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 3620 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Fuzhou, 1943: Wednesday 18 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": "1943-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Bahulā Caturthī 1943 falls on Wednesday 18 August. Caturthī runs from 18:28 on Wed 18 Aug to 16:00 on Thu 19 Aug and covers 69 of 156 minutes of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-08-18", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11579, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 }, "end": { "local": "1943-08-19T15:59:50+09:00", "utc": "1943-08-19T06:59:50Z", "ms": -832179609935.9868 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-18T18:28:12+09:00", "utc": "1943-08-18T09:28:12Z", "ms": -832257108393.6066 }, "end": { "local": "1943-08-19T15:59:50+09:00", "utc": "1943-08-19T06:59:50Z", "ms": -832179609935.9868 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-08-18", "window": { "start": { "local": "1943-08-18T21:41:11+09:00", "utc": "1943-08-18T12:41:11Z", "ms": -832245529343.5044 }, "end": { "local": "1943-08-18T21:41:11+09:00", "utc": "1943-08-18T12:41:11Z", "ms": -832245529343.5044 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-08-19", "window": { "start": { "local": "1943-08-19T22:22:22+09:00", "utc": "1943-08-19T13:22:22Z", "ms": -832156657664.1652 }, "end": { "local": "1943-08-19T22:22:22+09:00", "utc": "1943-08-19T13:22:22Z", "ms": -832156657664.1652 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:28 on Wed 18 Aug to 16:00 on Thu 19 Aug.", "fact": "1943-08-18T09:28:12Z → 1943-08-19T06:59:50Z" }, { "step": "kaala", "text": "Moonrise is at 21:41 on the 18th and 22:22 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 18th and is not on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11579 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Wednesday 18 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": "1943-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Wednesday 18 August. Caturthī runs from 18:28 on Wed 18 Aug to 16:00 on Thu 19 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-08-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1282, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-08-20T14:11:29+09:00", "utc": "1943-08-20T05:11:29Z", "ms": -832099710846.488 }, "end": { "local": "1943-08-21T13:08:33+09:00", "utc": "1943-08-21T04:08:33Z", "ms": -832017087053.4407 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-20T14:11:29+09:00", "utc": "1943-08-20T05:11:29Z", "ms": -832099710846.488 }, "end": { "local": "1943-08-21T13:08:33+09:00", "utc": "1943-08-21T04:08:33Z", "ms": -832017087053.4407 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-20", "window": { "start": { "local": "1943-08-20T12:42:09+09:00", "utc": "1943-08-20T03:42:09Z", "ms": -832105071099.4011 }, "end": { "local": "1943-08-20T13:30:09+09:00", "utc": "1943-08-20T04:30:09Z", "ms": -832102191099.4011 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-08-21", "window": { "start": { "local": "1943-08-21T12:41:55+09:00", "utc": "1943-08-21T03:41:55Z", "ms": -832018685169.8325 }, "end": { "local": "1943-08-21T13:29:55+09:00", "utc": "1943-08-21T04:29:55Z", "ms": -832015805169.8325 } }, "covered_min": 27, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:11 on Fri 20 Aug to 13:09 on Sat 21 Aug.", "fact": "1943-08-20T05:11:29Z → 1943-08-21T04:08:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:42–13:30 on the 20th, 12:42–13:30 on the 21st.", "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 20th and 27 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1282 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Fuzhou, 1943: Saturday 21 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": "1943-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Hala Ṣaṣṭhī 1943 falls on Saturday 21 August. Ṣaṣṭhī runs from 14:11 on Fri 20 Aug to 13:09 on Sat 21 Aug and covers 27 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 724, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-08-21T13:08:33+09:00", "utc": "1943-08-21T04:08:33Z", "ms": -832017087053.4407 }, "end": { "local": "1943-08-22T12:53:44+09:00", "utc": "1943-08-22T03:53:44Z", "ms": -831931575823.8888 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-21T13:08:33+09:00", "utc": "1943-08-21T04:08:33Z", "ms": -832017087053.4407 }, "end": { "local": "1943-08-22T12:53:44+09:00", "utc": "1943-08-22T03:53:44Z", "ms": -831931575823.8888 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-21", "window": { "start": { "local": "1943-08-21T12:41:55+09:00", "utc": "1943-08-21T03:41:55Z", "ms": -832018685169.8325 }, "end": { "local": "1943-08-21T13:29:55+09:00", "utc": "1943-08-21T04:29:55Z", "ms": -832015805169.8325 } }, "covered_min": 21, "window_min": 48, "qualifies": true }, { "local_date": "1943-08-22", "window": { "start": { "local": "1943-08-22T12:41:40+09:00", "utc": "1943-08-22T03:41:40Z", "ms": -831932299692.7505 }, "end": { "local": "1943-08-22T13:29:40+09:00", "utc": "1943-08-22T04:29:40Z", "ms": -831929419692.7505 } }, "covered_min": 12, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:09 on Sat 21 Aug to 12:54 on Sun 22 Aug.", "fact": "1943-08-21T04:08:33Z → 1943-08-22T03:53:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:42–13:30 on the 21st, 12:42–13:30 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 21 of 48 minutes on the 21st and 12 of 48 on the 22nd.", "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 724 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Fuzhou, 1943: Saturday 21 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": "1943-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalā Saptamī 1943 falls on Saturday 21 August. Saptamī runs from 13:09 on Sat 21 Aug to 12:54 on Sun 22 Aug and covers 21 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/1943/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/1943/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40511, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-08-22T12:53:44+09:00", "utc": "1943-08-22T03:53:44Z", "ms": -831931575823.8888 }, "end": { "local": "1943-08-23T13:26:27+09:00", "utc": "1943-08-23T04:26:27Z", "ms": -831843212529.5077 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-22T12:53:44+09:00", "utc": "1943-08-22T03:53:44Z", "ms": -831931575823.8888 }, "end": { "local": "1943-08-23T13:26:27+09:00", "utc": "1943-08-23T04:26:27Z", "ms": -831843212529.5077 } }, "kaala": "nishita", "days": [ { "local_date": "1943-08-22", "window": { "start": { "local": "1943-08-23T00:41:54+09:00", "utc": "1943-08-22T15:41:54Z", "ms": -831889086321.0797 }, "end": { "local": "1943-08-23T01:29:54+09:00", "utc": "1943-08-22T16:29:54Z", "ms": -831886206321.0797 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-08-23", "window": { "start": { "local": "1943-08-24T00:41:39+09:00", "utc": "1943-08-23T15:41:39Z", "ms": -831802701367.7227 }, "end": { "local": "1943-08-24T01:29:39+09:00", "utc": "1943-08-23T16:29:39Z", "ms": -831799821367.7227 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 12:54 on Sun 22 Aug to 13:26 on Mon 23 Aug.", "fact": "1943-08-22T03:53:44Z → 1943-08-23T04:26:27Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:42–01:30 on the 22nd, 00:42–01:30 on the 23rd.", "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 22nd and 0 of 48 on the 23rd.", "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 40511 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Fuzhou, 1943: Sunday 22 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": "1943-08-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Janmāṣṭamī 1943 falls on Sunday 22 August. Aṣṭamī runs from 12:54 on Sun 22 Aug to 13:26 on Mon 23 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-08-26", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35713, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-08-25T16:34:37+09:00", "utc": "1943-08-25T07:34:37Z", "ms": -831659122768.4291 }, "end": { "local": "1943-08-26T18:52:50+09:00", "utc": "1943-08-26T09:52:50Z", "ms": -831564429913.0442 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-25T16:34:37+09:00", "utc": "1943-08-25T07:34:37Z", "ms": -831659122768.4291 }, "end": { "local": "1943-08-26T18:52:50+09:00", "utc": "1943-08-26T09:52:50Z", "ms": -831564429913.0442 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-08-25", "window": { "start": { "local": "1943-08-25T06:39:25+09:00", "utc": "1943-08-24T21:39:25Z", "ms": -831694835389.0273 }, "end": { "local": "1943-08-25T06:39:25+09:00", "utc": "1943-08-24T21:39:25Z", "ms": -831694835389.0273 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-08-26", "window": { "start": { "local": "1943-08-26T06:39:51+09:00", "utc": "1943-08-25T21:39:51Z", "ms": -831608409144.7604 }, "end": { "local": "1943-08-26T06:39:51+09:00", "utc": "1943-08-25T21:39:51Z", "ms": -831608409144.7604 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:35 on Wed 25 Aug to 18:53 on Thu 26 Aug.", "fact": "1943-08-25T07:34:37Z → 1943-08-26T09:52:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:39 on the 25th and 06:40 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35713 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Fuzhou, 1943: Thursday 26 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": "1943-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Ajā Ekādaśī 1943 falls on Thursday 26 August. Ekādaśī runs from 16:35 on Wed 25 Aug to 18:53 on Thu 26 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-08-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-08-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1696, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-08-27T21:26:20+09:00", "utc": "1943-08-27T12:26:20Z", "ms": -831468820401.3732 }, "end": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-27T21:26:20+09:00", "utc": "1943-08-27T12:26:20Z", "ms": -831468820401.3732 }, "end": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-08-27", "window": { "start": { "local": "1943-08-27T19:28:26+09:00", "utc": "1943-08-27T10:28:26Z", "ms": -831475894255.0334 }, "end": { "local": "1943-08-27T20:58:04+09:00", "utc": "1943-08-27T11:58:04Z", "ms": -831470515973.4628 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1943-08-28", "window": { "start": { "local": "1943-08-28T19:27:26+09:00", "utc": "1943-08-28T10:27:26Z", "ms": -831389554132.5188 }, "end": { "local": "1943-08-28T20:57:16+09:00", "utc": "1943-08-28T11:57:16Z", "ms": -831384164432.3949 } }, "covered_min": 90, "window_min": 90, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:26 on Fri 27 Aug to 00:04 on Sun 29 Aug.", "fact": "1943-08-27T12:26:20Z → 1943-08-28T15:04:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:28–20:58 on the 27th, 19:27–20:57 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 90 minutes on the 27th and 90 of 90 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 1696 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Saturday 28 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-28", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Saturday 28 August. Trayodaśī runs from 21:26 on Fri 27 Aug to 00:04 on Sun 29 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-08-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-08-28", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-28", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2148, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 }, "end": { "local": "1943-08-30T02:38:02+09:00", "utc": "1943-08-29T17:38:02Z", "ms": -831277317629.0645 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 }, "end": { "local": "1943-08-30T02:38:02+09:00", "utc": "1943-08-29T17:38:02Z", "ms": -831277317629.0645 } }, "kaala": "nishita", "days": [ { "local_date": "1943-08-28", "window": { "start": { "local": "1943-08-29T00:40:17+09:00", "utc": "1943-08-28T15:40:17Z", "ms": -831370782757.0544 }, "end": { "local": "1943-08-29T01:28:17+09:00", "utc": "1943-08-28T16:28:17Z", "ms": -831367902757.0544 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-08-29", "window": { "start": { "local": "1943-08-30T00:40:00+09:00", "utc": "1943-08-29T15:40:00Z", "ms": -831284400180.2656 }, "end": { "local": "1943-08-30T01:28:00+09:00", "utc": "1943-08-29T16:28:00Z", "ms": -831281520180.2656 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:04 on Sun 29 Aug to 02:38 on Mon 30 Aug.", "fact": "1943-08-28T15:04:30Z → 1943-08-29T17:38:02Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:40–01:28 on the 28th, 00:40–01:28 on the 29th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 28th and 48 of 48 on the 29th.", "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 2148 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Saturday 28 August.", "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": "1943-08-28", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-29", "confidence": "boundary" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Saturday 28 August. Caturdaśī runs from 00:04 on Sun 29 Aug to 02:38 on Mon 30 Aug 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/1943/shivaratri?on=1943-08-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11234, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 }, "end": { "local": "1943-08-30T02:38:02+09:00", "utc": "1943-08-29T17:38:02Z", "ms": -831277317629.0645 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-29T00:04:30+09:00", "utc": "1943-08-28T15:04:30Z", "ms": -831372930328.4377 }, "end": { "local": "1943-08-30T02:38:02+09:00", "utc": "1943-08-29T17:38:02Z", "ms": -831277317629.0645 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-08-28", "window": { "start": { "local": "1943-08-28T19:27:26+09:00", "utc": "1943-08-28T10:27:26Z", "ms": -831389554132.5188 }, "end": { "local": "1943-08-28T20:57:16+09:00", "utc": "1943-08-28T11:57:16Z", "ms": -831384164432.3949 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1943-08-29", "window": { "start": { "local": "1943-08-29T19:26:25+09:00", "utc": "1943-08-29T10:26:25Z", "ms": -831303214584.7281 }, "end": { "local": "1943-08-29T20:56:27+09:00", "utc": "1943-08-29T11:56:27Z", "ms": -831297813410.2048 } }, "covered_min": 90, "window_min": 90, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:04 on Sun 29 Aug to 02:38 on Mon 30 Aug.", "fact": "1943-08-28T15:04:30Z → 1943-08-29T17:38:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:27–20:57 on the 28th, 19:26–20:56 on the 29th.", "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 90 minutes on the 28th and 90 of 90 on the 29th.", "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 11234 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Fuzhou, 1943: Sunday 29 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-08-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Aghora Caturdaśī 1943 falls on Sunday 29 August. Caturdaśī runs from 00:04 on Sun 29 Aug to 02:38 on Mon 30 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20147, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-08-31T04:59:28+09:00", "utc": "1943-08-30T19:59:28Z", "ms": -831182431832.7041 }, "end": { "local": "1943-09-01T07:03:06+09:00", "utc": "1943-08-31T22:03:06Z", "ms": -831088614247.7238 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-08-31T04:59:28+09:00", "utc": "1943-08-30T19:59:28Z", "ms": -831182431832.7041 }, "end": { "local": "1943-09-01T07:03:06+09:00", "utc": "1943-08-31T22:03:06Z", "ms": -831088614247.7238 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-08-31", "window": { "start": { "local": "1943-08-31T12:39:11+09:00", "utc": "1943-08-31T03:39:11Z", "ms": -831154848723.8751 }, "end": { "local": "1943-08-31T13:27:11+09:00", "utc": "1943-08-31T04:27:11Z", "ms": -831151968723.8751 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-01", "window": { "start": { "local": "1943-09-01T12:38:53+09:00", "utc": "1943-09-01T03:38:53Z", "ms": -831068467093.885 }, "end": { "local": "1943-09-01T13:26:53+09:00", "utc": "1943-09-01T04:26:53Z", "ms": -831065587093.885 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 04:59 on Tue 31 Aug to 07:03 on Wed 1 Sep.", "fact": "1943-08-30T19:59:28Z → 1943-08-31T22:03:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 31st, 12:39–13:27 on the 1st.", "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 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20147 s" }, { "step": "ruling", "text": "Rudra Vrata, Fuzhou, 1943: Tuesday 31 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-08-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Rudra Vrata 1943 falls on Tuesday 31 August. Pratipadā runs from 04:59 on Tue 31 Aug to 07:03 on Wed 1 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9433, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1943-09-02T08:44:42+09:00", "utc": "1943-09-01T23:44:42Z", "ms": -830996118404.6459 }, "end": { "local": "1943-09-03T10:01:02+09:00", "utc": "1943-09-03T01:01:02Z", "ms": -830905137631.3536 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-02T08:44:42+09:00", "utc": "1943-09-01T23:44:42Z", "ms": -830996118404.6459 }, "end": { "local": "1943-09-03T10:01:02+09:00", "utc": "1943-09-03T01:01:02Z", "ms": -830905137631.3536 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-02", "window": { "start": { "local": "1943-09-02T12:38:34+09:00", "utc": "1943-09-02T03:38:34Z", "ms": -830982085779.5691 }, "end": { "local": "1943-09-02T13:26:34+09:00", "utc": "1943-09-02T04:26:34Z", "ms": -830979205779.5691 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-03", "window": { "start": { "local": "1943-09-03T12:38:15+09:00", "utc": "1943-09-03T03:38:15Z", "ms": -830895704767.3877 }, "end": { "local": "1943-09-03T13:26:15+09:00", "utc": "1943-09-03T04:26:15Z", "ms": -830892824767.3877 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 08:45 on Thu 2 Sep to 10:01 on Fri 3 Sep.", "fact": "1943-09-01T23:44:42Z → 1943-09-03T01:01:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 2nd, 12:38–13:26 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9433 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Fuzhou, 1943: Thursday 2 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": "1943-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Haritālikā Vrata (Hartalika Teej) 1943 falls on Thursday 2 September. Tṛtīyā runs from 08:45 on Thu 2 Sep to 10:01 on Fri 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6504, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-09-03T10:01:02+09:00", "utc": "1943-09-03T01:01:02Z", "ms": -830905137631.3536 }, "end": { "local": "1943-09-04T10:49:32+09:00", "utc": "1943-09-04T01:49:32Z", "ms": -830815828462.7354 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-03T10:01:02+09:00", "utc": "1943-09-03T01:01:02Z", "ms": -830905137631.3536 }, "end": { "local": "1943-09-04T10:49:32+09:00", "utc": "1943-09-04T01:49:32Z", "ms": -830815828462.7354 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-03", "window": { "start": { "local": "1943-09-03T12:38:15+09:00", "utc": "1943-09-03T03:38:15Z", "ms": -830895704767.3877 }, "end": { "local": "1943-09-03T13:26:15+09:00", "utc": "1943-09-03T04:26:15Z", "ms": -830892824767.3877 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-04", "window": { "start": { "local": "1943-09-04T12:37:56+09:00", "utc": "1943-09-04T03:37:56Z", "ms": -830809324043.3186 }, "end": { "local": "1943-09-04T13:25:56+09:00", "utc": "1943-09-04T04:25:56Z", "ms": -830806444043.3186 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:01 on Fri 3 Sep to 10:50 on Sat 4 Sep.", "fact": "1943-09-03T01:01:02Z → 1943-09-04T01:49:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 3rd, 12:38–13:26 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6504 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Fuzhou, 1943: Friday 3 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": "1943-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Caturthī 1943 falls on Friday 3 September. Caturthī runs from 10:01 on Fri 3 Sep to 10:50 on Sat 4 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5379, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-09-04T10:49:32+09:00", "utc": "1943-09-04T01:49:32Z", "ms": -830815828462.7354 }, "end": { "local": "1943-09-05T11:07:57+09:00", "utc": "1943-09-05T02:07:57Z", "ms": -830728322790.5107 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-04T10:49:32+09:00", "utc": "1943-09-04T01:49:32Z", "ms": -830815828462.7354 }, "end": { "local": "1943-09-05T11:07:57+09:00", "utc": "1943-09-05T02:07:57Z", "ms": -830728322790.5107 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-04", "window": { "start": { "local": "1943-09-04T12:37:56+09:00", "utc": "1943-09-04T03:37:56Z", "ms": -830809324043.3186 }, "end": { "local": "1943-09-04T13:25:56+09:00", "utc": "1943-09-04T04:25:56Z", "ms": -830806444043.3186 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-05", "window": { "start": { "local": "1943-09-05T12:37:36+09:00", "utc": "1943-09-05T03:37:36Z", "ms": -830722943592.7673 }, "end": { "local": "1943-09-05T13:25:36+09:00", "utc": "1943-09-05T04:25:36Z", "ms": -830720063592.7673 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:50 on Sat 4 Sep to 11:08 on Sun 5 Sep.", "fact": "1943-09-04T01:49:32Z → 1943-09-05T02:07:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 4th, 12:38–13:26 on the 5th.", "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 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 5379 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Fuzhou, 1943: Saturday 4 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": "1943-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Pañcamī 1943 falls on Saturday 4 September. Pañcamī runs from 10:50 on Sat 4 Sep to 11:08 on Sun 5 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5379, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-09-05T11:07:57+09:00", "utc": "1943-09-05T02:07:57Z", "ms": -830728322790.5107 }, "end": { "local": "1943-09-06T10:54:33+09:00", "utc": "1943-09-06T01:54:33Z", "ms": -830642726525.4293 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-05T11:07:57+09:00", "utc": "1943-09-05T02:07:57Z", "ms": -830728322790.5107 }, "end": { "local": "1943-09-06T10:54:33+09:00", "utc": "1943-09-06T01:54:33Z", "ms": -830642726525.4293 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-05", "window": { "start": { "local": "1943-09-05T12:37:36+09:00", "utc": "1943-09-05T03:37:36Z", "ms": -830722943592.7673 }, "end": { "local": "1943-09-05T13:25:36+09:00", "utc": "1943-09-05T04:25:36Z", "ms": -830720063592.7673 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-06", "window": { "start": { "local": "1943-09-06T12:37:17+09:00", "utc": "1943-09-06T03:37:17Z", "ms": -830636563400.475 }, "end": { "local": "1943-09-06T13:25:17+09:00", "utc": "1943-09-06T04:25:17Z", "ms": -830633683400.475 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 11:08 on Sun 5 Sep to 10:55 on Mon 6 Sep.", "fact": "1943-09-05T02:07:57Z → 1943-09-06T01:54:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 5th, 12:37–13:25 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5379 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Fuzhou, 1943: Sunday 5 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": "1943-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Bhādrapada) 1943 falls on Sunday 5 September. Ṣaṣṭhī runs from 11:08 on Sun 5 Sep to 10:55 on Mon 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6163, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-09-06T10:54:33+09:00", "utc": "1943-09-06T01:54:33Z", "ms": -830642726525.4293 }, "end": { "local": "1943-09-07T10:08:13+09:00", "utc": "1943-09-07T01:08:13Z", "ms": -830559107009.3785 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-06T10:54:33+09:00", "utc": "1943-09-06T01:54:33Z", "ms": -830642726525.4293 }, "end": { "local": "1943-09-07T10:08:13+09:00", "utc": "1943-09-07T01:08:13Z", "ms": -830559107009.3785 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-06", "window": { "start": { "local": "1943-09-06T12:37:17+09:00", "utc": "1943-09-06T03:37:17Z", "ms": -830636563400.475 }, "end": { "local": "1943-09-06T13:25:17+09:00", "utc": "1943-09-06T04:25:17Z", "ms": -830633683400.475 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-07", "window": { "start": { "local": "1943-09-07T12:36:57+09:00", "utc": "1943-09-07T03:36:57Z", "ms": -830550183450.3787 }, "end": { "local": "1943-09-07T13:24:57+09:00", "utc": "1943-09-07T04:24:57Z", "ms": -830547303450.3787 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 10:55 on Mon 6 Sep to 10:08 on Tue 7 Sep.", "fact": "1943-09-06T01:54:33Z → 1943-09-07T01:08:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 6th, 12:37–13:25 on the 7th.", "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 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6163 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Fuzhou, 1943: Monday 6 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": "1943-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Muktābharaṇa Vrata 1943 falls on Monday 6 September. Saptamī runs from 10:55 on Mon 6 Sep to 10:08 on Tue 7 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8924, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-09-07T10:08:13+09:00", "utc": "1943-09-07T01:08:13Z", "ms": -830559107009.3785 }, "end": { "local": "1943-09-08T08:48:45+09:00", "utc": "1943-09-07T23:48:45Z", "ms": -830477474539.9402 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-07T10:08:13+09:00", "utc": "1943-09-07T01:08:13Z", "ms": -830559107009.3785 }, "end": { "local": "1943-09-08T08:48:45+09:00", "utc": "1943-09-07T23:48:45Z", "ms": -830477474539.9402 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-07", "window": { "start": { "local": "1943-09-07T12:36:57+09:00", "utc": "1943-09-07T03:36:57Z", "ms": -830550183450.3787 }, "end": { "local": "1943-09-07T13:24:57+09:00", "utc": "1943-09-07T04:24:57Z", "ms": -830547303450.3787 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-08", "window": { "start": { "local": "1943-09-08T12:36:36+09:00", "utc": "1943-09-08T03:36:36Z", "ms": -830463803725.4551 }, "end": { "local": "1943-09-08T13:24:36+09:00", "utc": "1943-09-08T04:24:36Z", "ms": -830460923725.4551 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:08 on Tue 7 Sep to 08:49 on Wed 8 Sep.", "fact": "1943-09-07T01:08:13Z → 1943-09-07T23:48:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 7th, 12:37–13:25 on the 8th.", "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 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: unstated → only-day · margin 8924 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Fuzhou, 1943: Tuesday 7 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": "1943-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Rādhāṣṭamī 1943 falls on Tuesday 7 September. Aṣṭamī runs from 10:08 on Tue 7 Sep to 08:49 on Wed 8 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-09-10", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7791, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-09-10T04:36:16+09:00", "utc": "1943-09-09T19:36:16Z", "ms": -830319824193.9662 }, "end": { "local": "1943-09-11T01:49:50+09:00", "utc": "1943-09-10T16:49:50Z", "ms": -830243409742.7816 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-10T04:36:16+09:00", "utc": "1943-09-09T19:36:16Z", "ms": -830319824193.9662 }, "end": { "local": "1943-09-11T01:49:50+09:00", "utc": "1943-09-10T16:49:50Z", "ms": -830243409742.7816 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-09-10", "window": { "start": { "local": "1943-09-10T06:46:07+09:00", "utc": "1943-09-09T21:46:07Z", "ms": -830312033105.3173 }, "end": { "local": "1943-09-10T06:46:07+09:00", "utc": "1943-09-09T21:46:07Z", "ms": -830312033105.3173 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-09-11", "window": { "start": { "local": "1943-09-11T06:46:31+09:00", "utc": "1943-09-10T21:46:31Z", "ms": -830225608948.5072 }, "end": { "local": "1943-09-11T06:46:31+09:00", "utc": "1943-09-10T21:46:31Z", "ms": -830225608948.5072 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:36 on Fri 10 Sep to 01:50 on Sat 11 Sep.", "fact": "1943-09-09T19:36:16Z → 1943-09-10T16:49:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:46 on the 10th and 06:47 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 10th and is not on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7791 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Fuzhou, 1943: Friday 10 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Parivartanī Ekādaśī 1943 falls on Friday 10 September. Ekādaśī runs from 04:36 on Fri 10 Sep to 01:50 on Sat 11 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-09-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33598, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-09-11T01:49:50+09:00", "utc": "1943-09-10T16:49:50Z", "ms": -830243409742.7816 }, "end": { "local": "1943-09-11T22:43:32+09:00", "utc": "1943-09-11T13:43:32Z", "ms": -830168187826.2446 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-11T01:49:50+09:00", "utc": "1943-09-10T16:49:50Z", "ms": -830243409742.7816 }, "end": { "local": "1943-09-11T22:43:32+09:00", "utc": "1943-09-11T13:43:32Z", "ms": -830168187826.2446 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-10", "window": { "start": { "local": "1943-09-10T12:35:55+09:00", "utc": "1943-09-10T03:35:55Z", "ms": -830291044877.7017 }, "end": { "local": "1943-09-10T13:23:55+09:00", "utc": "1943-09-10T04:23:55Z", "ms": -830288164877.7017 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-09-11", "window": { "start": { "local": "1943-09-11T12:35:34+09:00", "utc": "1943-09-11T03:35:34Z", "ms": -830204665714.9727 }, "end": { "local": "1943-09-11T13:23:34+09:00", "utc": "1943-09-11T04:23:34Z", "ms": -830201785714.9727 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:50 on Sat 11 Sep to 22:44 on Sat 11 Sep.", "fact": "1943-09-10T16:49:50Z → 1943-09-11T13:43:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 10th, 12:36–13:24 on the 11th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī 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 33598 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Fuzhou, 1943: Saturday 11 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": "1943-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Vāmana Jayantī 1943 falls on Saturday 11 September. Dvādaśī runs from 01:50 on Sat 11 Sep to 22:44 on Sat 11 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-09-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 763, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-09-11T22:43:32+09:00", "utc": "1943-09-11T13:43:32Z", "ms": -830168187826.2446 }, "end": { "local": "1943-09-12T19:24:15+09:00", "utc": "1943-09-12T10:24:15Z", "ms": -830093745278.2477 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-11T22:43:32+09:00", "utc": "1943-09-11T13:43:32Z", "ms": -830168187826.2446 }, "end": { "local": "1943-09-12T19:24:15+09:00", "utc": "1943-09-12T10:24:15Z", "ms": -830093745278.2477 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-09-11", "window": { "start": { "local": "1943-09-11T19:12:38+09:00", "utc": "1943-09-11T10:12:38Z", "ms": -830180842481.4382 }, "end": { "local": "1943-09-11T20:45:12+09:00", "utc": "1943-09-11T11:45:12Z", "ms": -830175288130.4504 } }, "covered_min": 0, "window_min": 93, "qualifies": false }, { "local_date": "1943-09-12", "window": { "start": { "local": "1943-09-12T19:11:31+09:00", "utc": "1943-09-12T10:11:31Z", "ms": -830094508545.5013 }, "end": { "local": "1943-09-12T20:44:18+09:00", "utc": "1943-09-12T11:44:18Z", "ms": -830088942178.2185 } }, "covered_min": 13, "window_min": 93, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:44 on Sat 11 Sep to 19:24 on Sun 12 Sep.", "fact": "1943-09-11T13:43:32Z → 1943-09-12T10:24:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:13–20:45 on the 11th, 19:12–20:44 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 93 minutes on the 11th and 13 of 93 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 763 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Sunday 12 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": "1943-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Sunday 12 September. Trayodaśī runs from 22:44 on Sat 11 Sep to 19:24 on Sun 12 Sep and covers 13 of 93 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-09-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24242, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-09-12T19:24:15+09:00", "utc": "1943-09-12T10:24:15Z", "ms": -830093745278.2477 }, "end": { "local": "1943-09-13T15:59:58+09:00", "utc": "1943-09-13T06:59:58Z", "ms": -830019601515.2189 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1943-09-12T19:24:15+09:00", "utc": "1943-09-12T10:24:15Z", "ms": -830093745278.2477 }, "end": { "local": "1943-09-13T15:59:58+09:00", "utc": "1943-09-13T06:59:58Z", "ms": -830019601515.2189 } }, "kaala": "udaya-3", "days": [ { "local_date": "1943-09-12", "window": { "start": { "local": "1943-09-12T06:46:55+09:00", "utc": "1943-09-11T21:46:55Z", "ms": -830139184849.0294 }, "end": { "local": "1943-09-12T09:15:50+09:00", "utc": "1943-09-12T00:15:50Z", "ms": -830130249588.3239 } }, "covered_min": 0, "window_min": 149, "qualifies": false }, { "local_date": "1943-09-13", "window": { "start": { "local": "1943-09-13T06:47:19+09:00", "utc": "1943-09-12T21:47:19Z", "ms": -830052760790.8796 }, "end": { "local": "1943-09-13T09:15:56+09:00", "utc": "1943-09-13T00:15:56Z", "ms": -830043843595.3871 } }, "covered_min": 149, "window_min": 149, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:24 on Sun 12 Sep to 16:00 on Mon 13 Sep.", "fact": "1943-09-12T10:24:15Z → 1943-09-13T06:59:58Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:47–09:16 on the 12th, 06:47–09:16 on the 13th.", "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 0 of 149 minutes on the 12th and 149 of 149 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24242 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Fuzhou, 1943: Monday 13 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ananta-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Ananta caturdasi (covering three muhurtas from sunrise, but one muhurta in Bengal)." } ], "not_evaluated": "In Bengal the row asks for one muhūrta from sunrise; that reading is not applied.", "kaala": "udaya-3", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Ananta Caturdaśī 1943 falls on Monday 13 September. Caturdaśī runs from 19:24 on Sun 12 Sep to 16:00 on Mon 13 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-09-17", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19766, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-09-17T04:36:48+09:00", "utc": "1943-09-16T19:36:48Z", "ms": -829714991843.4008 }, "end": { "local": "1943-09-18T03:05:35+09:00", "utc": "1943-09-17T18:05:35Z", "ms": -829634065184.1022 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-17T04:36:48+09:00", "utc": "1943-09-16T19:36:48Z", "ms": -829714991843.4008 }, "end": { "local": "1943-09-18T03:05:35+09:00", "utc": "1943-09-17T18:05:35Z", "ms": -829634065184.1022 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-09-16", "window": { "start": { "local": "1943-09-16T20:54:53+09:00", "utc": "1943-09-16T11:54:53Z", "ms": -829742707341.7036 }, "end": { "local": "1943-09-16T20:54:53+09:00", "utc": "1943-09-16T11:54:53Z", "ms": -829742707341.7036 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-09-17", "window": { "start": { "local": "1943-09-17T21:36:09+09:00", "utc": "1943-09-17T12:36:09Z", "ms": -829653831317.3373 }, "end": { "local": "1943-09-17T21:36:09+09:00", "utc": "1943-09-17T12:36:09Z", "ms": -829653831317.3373 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:37 on Fri 17 Sep to 03:06 on Sat 18 Sep.", "fact": "1943-09-16T19:36:48Z → 1943-09-17T18:05:35Z" }, { "step": "kaala", "text": "Moonrise is at 20:55 on the 16th and 21:36 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 16th and is on the 17th.", "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 19766 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Friday 17 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": "1943-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Friday 17 September. Caturthī runs from 04:37 on Fri 17 Sep to 03:06 on Sat 18 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-09-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12339, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-09-19T02:21:10+09:00", "utc": "1943-09-18T17:21:10Z", "ms": -829550329901.8765 }, "end": { "local": "1943-09-20T02:26:49+09:00", "utc": "1943-09-19T17:26:49Z", "ms": -829463591139.9175 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-19T02:21:10+09:00", "utc": "1943-09-18T17:21:10Z", "ms": -829550329901.8765 }, "end": { "local": "1943-09-20T02:26:49+09:00", "utc": "1943-09-19T17:26:49Z", "ms": -829463591139.9175 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-09-18", "window": { "start": { "local": "1943-09-18T22:18:01+09:00", "utc": "1943-09-18T13:18:01Z", "ms": -829564918722.9823 }, "end": { "local": "1943-09-18T22:18:01+09:00", "utc": "1943-09-18T13:18:01Z", "ms": -829564918722.9823 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-09-19", "window": { "start": { "local": "1943-09-19T23:01:10+09:00", "utc": "1943-09-19T14:01:10Z", "ms": -829475930019.5568 }, "end": { "local": "1943-09-19T23:01:10+09:00", "utc": "1943-09-19T14:01:10Z", "ms": -829475930019.5568 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 02:21 on Sun 19 Sep to 02:27 on Mon 20 Sep.", "fact": "1943-09-18T17:21:10Z → 1943-09-19T17:26:49Z" }, { "step": "kaala", "text": "Moonrise is at 22:18 on the 18th and 23:01 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12339 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Fuzhou, 1943: Sunday 19 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": "1943-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Candra Ṣaṣṭhī 1943 falls on Sunday 19 September. Ṣaṣṭhī runs from 02:21 on Sun 19 Sep to 02:27 on Mon 20 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24282, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-09-21T03:21:43+09:00", "utc": "1943-09-20T18:21:43Z", "ms": -829373896502.2594 }, "end": { "local": "1943-09-22T05:00:28+09:00", "utc": "1943-09-21T20:00:28Z", "ms": -829281572023.452 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-21T03:21:43+09:00", "utc": "1943-09-20T18:21:43Z", "ms": -829373896502.2594 }, "end": { "local": "1943-09-22T05:00:28+09:00", "utc": "1943-09-21T20:00:28Z", "ms": -829281572023.452 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-09-20", "window": { "start": { "local": "1943-09-20T19:02:38+09:00", "utc": "1943-09-20T10:02:38Z", "ms": -829403841874.582 }, "end": { "local": "1943-09-20T20:37:01+09:00", "utc": "1943-09-20T11:37:01Z", "ms": -829398178636.3639 } }, "covered_min": 0, "window_min": 94, "qualifies": false }, { "local_date": "1943-09-21", "window": { "start": { "local": "1943-09-21T19:01:31+09:00", "utc": "1943-09-21T10:01:31Z", "ms": -829317508708.1678 }, "end": { "local": "1943-09-21T20:36:07+09:00", "utc": "1943-09-21T11:36:07Z", "ms": -829311833292.4597 } }, "covered_min": 95, "window_min": 95, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 03:22 on Tue 21 Sep to 05:00 on Wed 22 Sep.", "fact": "1943-09-20T18:21:43Z → 1943-09-21T20:00:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:03–20:37 on the 20th, 19:02–20:36 on the 21st.", "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 94 minutes on the 20th and 95 of 95 on the 21st.", "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 24282 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Fuzhou, 1943: Tuesday 21 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": "1943-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Jitāṣṭamī (Jitiya) 1943 falls on Tuesday 21 September. Aṣṭamī runs from 03:22 on Tue 21 Sep to 05:00 on Wed 22 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12944, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-09-21T03:21:43+09:00", "utc": "1943-09-20T18:21:43Z", "ms": -829373896502.2594 }, "end": { "local": "1943-09-22T05:00:28+09:00", "utc": "1943-09-21T20:00:28Z", "ms": -829281572023.452 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-21T03:21:43+09:00", "utc": "1943-09-20T18:21:43Z", "ms": -829373896502.2594 }, "end": { "local": "1943-09-22T05:00:28+09:00", "utc": "1943-09-21T20:00:28Z", "ms": -829281572023.452 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-09-20", "window": { "start": { "local": "1943-09-20T23:46:00+09:00", "utc": "1943-09-20T14:46:00Z", "ms": -829386840040.0284 }, "end": { "local": "1943-09-20T23:46:00+09:00", "utc": "1943-09-20T14:46:00Z", "ms": -829386840040.0284 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-09-21", "window": { "start": { "local": "1943-09-22T00:32:40+09:00", "utc": "1943-09-21T15:32:40Z", "ms": -829297639979.888 }, "end": { "local": "1943-09-22T00:32:40+09:00", "utc": "1943-09-21T15:32:40Z", "ms": -829297639979.888 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 03:22 on Tue 21 Sep to 05:00 on Wed 22 Sep.", "fact": "1943-09-20T18:21:43Z → 1943-09-21T20:00:28Z" }, { "step": "kaala", "text": "Moonrise is at 23:46 on the 20th and 00:33 on the 21st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12944 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Fuzhou, 1943: Tuesday 21 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālakṣmī Vrata Samāpana 1943 falls on Tuesday 21 September. Aṣṭamī runs from 03:22 on Tue 21 Sep to 05:00 on Wed 22 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-09-25", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10496, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-09-24T09:46:42+09:00", "utc": "1943-09-24T00:46:42Z", "ms": -829091597705.7616 }, "end": { "local": "1943-09-25T12:26:45+09:00", "utc": "1943-09-25T03:26:45Z", "ms": -828995595462.8512 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-24T09:46:42+09:00", "utc": "1943-09-24T00:46:42Z", "ms": -829091597705.7616 }, "end": { "local": "1943-09-25T12:26:45+09:00", "utc": "1943-09-25T03:26:45Z", "ms": -828995595462.8512 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-09-24", "window": { "start": { "local": "1943-09-24T06:51:46+09:00", "utc": "1943-09-23T21:51:46Z", "ms": -829102093704.2184 }, "end": { "local": "1943-09-24T06:51:46+09:00", "utc": "1943-09-23T21:51:46Z", "ms": -829102093704.2184 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-09-25", "window": { "start": { "local": "1943-09-25T06:52:11+09:00", "utc": "1943-09-24T21:52:11Z", "ms": -829015668790.4404 }, "end": { "local": "1943-09-25T06:52:11+09:00", "utc": "1943-09-24T21:52:11Z", "ms": -829015668790.4404 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:47 on Fri 24 Sep to 12:27 on Sat 25 Sep.", "fact": "1943-09-24T00:46:42Z → 1943-09-25T03:26:45Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 24th and 06:52 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 24th and is on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 10496 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Fuzhou, 1943: Saturday 25 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Indirā Ekādaśī 1943 falls on Saturday 25 September. Ekādaśī runs from 09:47 on Fri 24 Sep to 12:27 on Sat 25 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-09-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-09-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5960, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-09-26T14:59:54+09:00", "utc": "1943-09-26T05:59:54Z", "ms": -828900005691.6904 }, "end": { "local": "1943-09-27T17:15:32+09:00", "utc": "1943-09-27T08:15:32Z", "ms": -828805467996.7352 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-26T14:59:54+09:00", "utc": "1943-09-26T05:59:54Z", "ms": -828900005691.6904 }, "end": { "local": "1943-09-27T17:15:32+09:00", "utc": "1943-09-27T08:15:32Z", "ms": -828805467996.7352 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-09-26", "window": { "start": { "local": "1943-09-26T18:55:58+09:00", "utc": "1943-09-26T09:55:58Z", "ms": -828885841549.1583 }, "end": { "local": "1943-09-26T20:31:35+09:00", "utc": "1943-09-26T11:31:35Z", "ms": -828880105137.4746 } }, "covered_min": 96, "window_min": 96, "qualifies": true }, { "local_date": "1943-09-27", "window": { "start": { "local": "1943-09-27T18:54:52+09:00", "utc": "1943-09-27T09:54:52Z", "ms": -828799507674.0453 }, "end": { "local": "1943-09-27T20:30:41+09:00", "utc": "1943-09-27T11:30:41Z", "ms": -828793759053.994 } }, "covered_min": 0, "window_min": 96, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:00 on Sun 26 Sep to 17:16 on Mon 27 Sep.", "fact": "1943-09-26T05:59:54Z → 1943-09-27T08:15:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:32 on the 26th, 18:55–20:31 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 96 of 96 minutes on the 26th and 0 of 96 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5960 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Sunday 26 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": "1943-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Sunday 26 September. Trayodaśī runs from 15:00 on Sun 26 Sep to 17:16 on Mon 27 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-09-26", "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/1943/shivaratri?on=1943-09-27", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19398, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-09-27T17:15:32+09:00", "utc": "1943-09-27T08:15:32Z", "ms": -828805467996.7352 }, "end": { "local": "1943-09-28T19:06:31+09:00", "utc": "1943-09-28T10:06:31Z", "ms": -828712408870.7338 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-27T17:15:32+09:00", "utc": "1943-09-27T08:15:32Z", "ms": -828805467996.7352 }, "end": { "local": "1943-09-28T19:06:31+09:00", "utc": "1943-09-28T10:06:31Z", "ms": -828712408870.7338 } }, "kaala": "nishita", "days": [ { "local_date": "1943-09-27", "window": { "start": { "local": "1943-09-28T00:30:10+09:00", "utc": "1943-09-27T15:30:10Z", "ms": -828779390348.853 }, "end": { "local": "1943-09-28T01:18:10+09:00", "utc": "1943-09-27T16:18:10Z", "ms": -828776510348.853 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-09-28", "window": { "start": { "local": "1943-09-29T00:29:50+09:00", "utc": "1943-09-28T15:29:50Z", "ms": -828693010491.1093 }, "end": { "local": "1943-09-29T01:17:50+09:00", "utc": "1943-09-28T16:17:50Z", "ms": -828690130491.1093 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:16 on Mon 27 Sep to 19:07 on Tue 28 Sep.", "fact": "1943-09-27T08:15:32Z → 1943-09-28T10:06:31Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:30–01:18 on the 27th, 00:30–01:18 on the 28th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19398 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Monday 27 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Monday 27 September. Caturdaśī runs from 17:16 on Mon 27 Sep to 19:07 on Tue 28 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-09-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9409, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1943-09-28T19:06:31+09:00", "utc": "1943-09-28T10:06:31Z", "ms": -828712408870.7338 }, "end": { "local": "1943-09-29T20:29:15+09:00", "utc": "1943-09-29T11:29:15Z", "ms": -828621045280.8448 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-28T19:06:31+09:00", "utc": "1943-09-28T10:06:31Z", "ms": -828712408870.7338 }, "end": { "local": "1943-09-29T20:29:15+09:00", "utc": "1943-09-29T11:29:15Z", "ms": -828621045280.8448 } }, "kaala": "aparahna", "days": [ { "local_date": "1943-09-28", "window": { "start": { "local": "1943-09-28T14:05:39+09:00", "utc": "1943-09-28T05:05:39Z", "ms": -828730461365.3649 }, "end": { "local": "1943-09-28T16:29:43+09:00", "utc": "1943-09-28T07:29:43Z", "ms": -828721817479.2662 } }, "covered_min": 0, "window_min": 144, "qualifies": false }, { "local_date": "1943-09-29", "window": { "start": { "local": "1943-09-29T14:05:09+09:00", "utc": "1943-09-29T05:05:09Z", "ms": -828644090524.9243 }, "end": { "local": "1943-09-29T16:28:55+09:00", "utc": "1943-09-29T07:28:55Z", "ms": -828635464903.5487 } }, "covered_min": 144, "window_min": 144, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 19:07 on Tue 28 Sep to 20:29 on Wed 29 Sep.", "fact": "1943-09-28T10:06:31Z → 1943-09-29T11:29:15Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 14:06–16:30 on the 28th, 14:05–16:29 on the 29th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 0 of 144 minutes on the 28th and 144 of 144 on the 29th.", "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 9409 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Fuzhou, 1943: Wednesday 29 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālaya Amāvāsyā 1943 falls on Wednesday 29 September. Amāvasyā runs from 19:07 on Tue 28 Sep to 20:29 on Wed 29 Sep and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25918, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-09-29T20:29:15+09:00", "utc": "1943-09-29T11:29:15Z", "ms": -828621045280.8448 }, "end": { "local": "1943-09-30T21:22:54+09:00", "utc": "1943-09-30T12:22:54Z", "ms": -828531425673.7515 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-09-29T20:29:15+09:00", "utc": "1943-09-29T11:29:15Z", "ms": -828621045280.8448 }, "end": { "local": "1943-09-30T21:22:54+09:00", "utc": "1943-09-30T12:22:54Z", "ms": -828531425673.7515 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-09-29", "window": { "start": { "local": "1943-09-29T12:29:17+09:00", "utc": "1943-09-29T03:29:17Z", "ms": -828649843335.612 }, "end": { "local": "1943-09-29T13:17:17+09:00", "utc": "1943-09-29T04:17:17Z", "ms": -828646963335.612 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-09-30", "window": { "start": { "local": "1943-09-30T12:28:57+09:00", "utc": "1943-09-30T03:28:57Z", "ms": -828563463132.1204 }, "end": { "local": "1943-09-30T13:16:57+09:00", "utc": "1943-09-30T04:16:57Z", "ms": -828560583132.1204 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 20:29 on Wed 29 Sep to 21:23 on Thu 30 Sep.", "fact": "1943-09-29T11:29:15Z → 1943-09-30T12:22:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 29th, 12:29–13:17 on the 30th.", "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 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 25918 s" }, { "step": "ruling", "text": "Navarātrārambha, Fuzhou, 1943: Thursday 30 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-09-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Navratri) 1943 falls on Thursday 30 September. Pratipadā runs from 20:29 on Wed 29 Sep to 21:23 on Thu 30 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-10-03", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29261, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-10-02T21:48:06+09:00", "utc": "1943-10-02T12:48:06Z", "ms": -828357113701.4077 }, "end": { "local": "1943-10-03T21:23:40+09:00", "utc": "1943-10-03T12:23:40Z", "ms": -828272179604.309 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-02T21:48:06+09:00", "utc": "1943-10-02T12:48:06Z", "ms": -828357113701.4077 }, "end": { "local": "1943-10-03T21:23:40+09:00", "utc": "1943-10-03T12:23:40Z", "ms": -828272179604.309 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-10-02", "window": { "start": { "local": "1943-10-02T12:28:18+09:00", "utc": "1943-10-02T03:28:18Z", "ms": -828390701965.0225 }, "end": { "local": "1943-10-02T13:16:18+09:00", "utc": "1943-10-02T04:16:18Z", "ms": -828387821965.0225 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-10-03", "window": { "start": { "local": "1943-10-03T12:27:59+09:00", "utc": "1943-10-03T03:27:59Z", "ms": -828304320967.5693 }, "end": { "local": "1943-10-03T13:15:59+09:00", "utc": "1943-10-03T04:15:59Z", "ms": -828301440967.5693 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:48 on Sat 2 Oct to 21:24 on Sun 3 Oct.", "fact": "1943-10-02T12:48:06Z → 1943-10-03T12:23:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 2nd, 12:28–13:16 on the 3rd.", "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 2nd and 48 of 48 on the 3rd.", "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 29261 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Sunday 3 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": "1943-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Sunday 3 October. Caturthī runs from 21:48 on Sat 2 Oct to 21:24 on Sun 3 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-10-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37017, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-10-05T19:29:12+09:00", "utc": "1943-10-05T10:29:12Z", "ms": -828106247564.2344 }, "end": { "local": "1943-10-06T18:01:08+09:00", "utc": "1943-10-06T09:01:08Z", "ms": -828025132135.5189 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-05T19:29:12+09:00", "utc": "1943-10-05T10:29:12Z", "ms": -828106247564.2344 }, "end": { "local": "1943-10-06T18:01:08+09:00", "utc": "1943-10-06T09:01:08Z", "ms": -828025132135.5189 } }, "kaala": "udaya-1", "days": [ { "local_date": "1943-10-05", "window": { "start": { "local": "1943-10-05T06:56:31+09:00", "utc": "1943-10-04T21:56:31Z", "ms": -828151408890.2767 }, "end": { "local": "1943-10-05T07:43:50+09:00", "utc": "1943-10-04T22:43:50Z", "ms": -828148570112.8135 } }, "covered_min": 0, "window_min": 47, "qualifies": false }, { "local_date": "1943-10-06", "window": { "start": { "local": "1943-10-06T06:56:58+09:00", "utc": "1943-10-05T21:56:58Z", "ms": -828064981602.0204 }, "end": { "local": "1943-10-06T07:44:11+09:00", "utc": "1943-10-05T22:44:11Z", "ms": -828062148870.1804 } }, "covered_min": 47, "window_min": 47, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:29 on Tue 5 Oct to 18:01 on Wed 6 Oct.", "fact": "1943-10-05T10:29:12Z → 1943-10-06T09:01:08Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:57–07:44 on the 5th, 06:57–07:44 on the 6th.", "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 5th and 47 of 47 on the 6th.", "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 37017 s" }, { "step": "ruling", "text": "Durgā Saptamī, Fuzhou, 1943: Wednesday 6 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": "1943-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Saptamī 1943 falls on Wednesday 6 October. Saptamī runs from 19:29 on Tue 5 Oct to 18:01 on Wed 6 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10720, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-10-06T18:01:08+09:00", "utc": "1943-10-06T09:01:08Z", "ms": -828025132135.5189 }, "end": { "local": "1943-10-07T16:13:26+09:00", "utc": "1943-10-07T07:13:26Z", "ms": -827945194087.5889 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-06T18:01:08+09:00", "utc": "1943-10-06T09:01:08Z", "ms": -828025132135.5189 }, "end": { "local": "1943-10-07T16:13:26+09:00", "utc": "1943-10-07T07:13:26Z", "ms": -827945194087.5889 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-10-06", "window": { "start": { "local": "1943-10-06T12:27:04+09:00", "utc": "1943-10-06T03:27:04Z", "ms": -828045176113.2203 }, "end": { "local": "1943-10-06T13:15:04+09:00", "utc": "1943-10-06T04:15:04Z", "ms": -828042296113.2203 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-10-07", "window": { "start": { "local": "1943-10-07T12:26:46+09:00", "utc": "1943-10-07T03:26:46Z", "ms": -827958793814.6855 }, "end": { "local": "1943-10-07T13:14:46+09:00", "utc": "1943-10-07T04:14:46Z", "ms": -827955913814.6855 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 18:01 on Wed 6 Oct to 16:13 on Thu 7 Oct.", "fact": "1943-10-06T09:01:08Z → 1943-10-07T07:13:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 6th, 12:27–13:15 on the 7th.", "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 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 10720 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Fuzhou, 1943: Thursday 7 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": "1943-10-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāṣṭamī (Durga Ashtami) 1943 falls on Thursday 7 October. Aṣṭamī runs from 18:01 on Wed 6 Oct to 16:13 on Thu 7 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3162, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1943-10-07T16:13:26+09:00", "utc": "1943-10-07T07:13:26Z", "ms": -827945194087.5889 }, "end": { "local": "1943-10-08T14:07:11+09:00", "utc": "1943-10-08T05:07:11Z", "ms": -827866369010.2692 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-07T16:13:26+09:00", "utc": "1943-10-07T07:13:26Z", "ms": -827945194087.5889 }, "end": { "local": "1943-10-08T14:07:11+09:00", "utc": "1943-10-08T05:07:11Z", "ms": -827866369010.2692 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-10-07", "window": { "start": { "local": "1943-10-07T12:26:46+09:00", "utc": "1943-10-07T03:26:46Z", "ms": -827958793814.6855 }, "end": { "local": "1943-10-07T13:14:46+09:00", "utc": "1943-10-07T04:14:46Z", "ms": -827955913814.6855 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-10-08", "window": { "start": { "local": "1943-10-08T12:26:29+09:00", "utc": "1943-10-08T03:26:29Z", "ms": -827872411144.3528 }, "end": { "local": "1943-10-08T13:14:29+09:00", "utc": "1943-10-08T04:14:29Z", "ms": -827869531144.3528 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 16:13 on Thu 7 Oct to 14:07 on Fri 8 Oct.", "fact": "1943-10-07T07:13:26Z → 1943-10-08T05:07:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 7th, 12:26–13:14 on the 8th.", "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 7th and 48 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 3162 s" }, { "step": "ruling", "text": "Mahānavamī, Fuzhou, 1943: Friday 8 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": "1943-10-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahānavamī 1943 falls on Friday 8 October. Navamī runs from 16:13 on Thu 7 Oct to 14:07 on Fri 8 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-09", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 10384, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1943-10-08T14:07:11+09:00", "utc": "1943-10-08T05:07:11Z", "ms": -827866369010.2692 }, "end": { "local": "1943-10-09T11:44:20+09:00", "utc": "1943-10-09T02:44:20Z", "ms": -827788540392.482 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "1943-10-08T15:50:00+09:00", "utc": "1943-10-08T06:50:00Z", "ms": -827860199963.7535 }, "end": { "local": "1943-10-09T11:44:20+09:00", "utc": "1943-10-09T02:44:20Z", "ms": -827788540392.482 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "1943-10-08T15:50:00+09:00", "utc": "1943-10-08T06:50:00Z", "ms": -827860199963.7535 }, "end": { "local": "1943-10-09T14:10:26+09:00", "utc": "1943-10-09T05:10:26Z", "ms": -827779773873.6263 } } }, "kaala": "daytime", "days": [ { "local_date": "1943-10-08", "window": { "start": { "local": "1943-10-08T06:57:54+09:00", "utc": "1943-10-07T21:57:54Z", "ms": -827892126188.0178 }, "end": { "local": "1943-10-08T18:43:04+09:00", "utc": "1943-10-08T09:43:04Z", "ms": -827849816100.6879 } }, "covered_min": 173, "window_min": 705, "qualifies": true }, { "local_date": "1943-10-09", "window": { "start": { "local": "1943-10-09T06:58:22+09:00", "utc": "1943-10-08T21:58:22Z", "ms": -827805698039.3313 }, "end": { "local": "1943-10-09T18:42:02+09:00", "utc": "1943-10-09T09:42:02Z", "ms": -827763478124.5363 } }, "covered_min": 286, "window_min": 704, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Daśamī runs from 14:07 on Fri 8 Oct to 11:44 on Sat 9 Oct, and Śravaṇa from 15:50 on Fri 8 Oct to 14:10 on Sat 9 Oct. They are together from 15:50 on Fri 8 Oct to 11:44 on Sat 9 Oct.", "fact": "1943-10-08T06:50:00Z → 1943-10-09T02:44:20Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 06:58–18:43 on the 8th, 06:58–18:42 on the 9th.", "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 173 of 705 minutes on the 8th and 286 of 704 on the 9th.", "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 10384 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Fuzhou, 1943: Saturday 9 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "vijaya-dashami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara." } ], "not_evaluated": "The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day", "conjunction": { "nakshatra": "Śravaṇa", "kaala": "daytime" } }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-09", "confidence": "boundary" } ], "quote": "In Fuzhou, Vijayā Daśamī (Dussehra) 1943 falls on Saturday 9 October. Daśamī runs from 14:07 on Fri 8 Oct to 11:44 on Sat 9 Oct and is with Śravaṇa in the day time that day, for 286 minutes. They are together in the day time on the previous day too, for 173 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-10-10", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7753, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-10-09T11:44:20+09:00", "utc": "1943-10-09T02:44:20Z", "ms": -827788540392.482 }, "end": { "local": "1943-10-10T09:08:03+09:00", "utc": "1943-10-10T00:08:03Z", "ms": -827711517042.257 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-09T11:44:20+09:00", "utc": "1943-10-09T02:44:20Z", "ms": -827788540392.482 }, "end": { "local": "1943-10-10T09:08:03+09:00", "utc": "1943-10-10T00:08:03Z", "ms": -827711517042.257 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-10-09", "window": { "start": { "local": "1943-10-09T06:58:22+09:00", "utc": "1943-10-08T21:58:22Z", "ms": -827805698039.3313 }, "end": { "local": "1943-10-09T06:58:22+09:00", "utc": "1943-10-08T21:58:22Z", "ms": -827805698039.3313 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-10-10", "window": { "start": { "local": "1943-10-10T06:58:50+09:00", "utc": "1943-10-09T21:58:50Z", "ms": -827719269579.1721 }, "end": { "local": "1943-10-10T06:58:50+09:00", "utc": "1943-10-09T21:58:50Z", "ms": -827719269579.1721 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:44 on Sat 9 Oct to 09:08 on Sun 10 Oct.", "fact": "1943-10-09T02:44:20Z → 1943-10-10T00:08:03Z" }, { "step": "kaala", "text": "Sunrise is at 06:58 on the 9th and 06:59 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 9th and is on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7753 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Fuzhou, 1943: Sunday 10 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": "1943-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāśāṅkuśā Ekādaśī 1943 falls on Sunday 10 October. Ekādaśī runs from 11:44 on Sat 9 Oct to 09:08 on Sun 10 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-10-10", "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/1943/pradosha-vrata?on=1943-10-11", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26198, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-10-11T06:22:59+09:00", "utc": "1943-10-10T21:22:59Z", "ms": -827635020619.4073 }, "end": { "local": "1943-10-12T03:35:16+09:00", "utc": "1943-10-11T18:35:16Z", "ms": -827558684348.3252 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1943-10-11T06:22:59+09:00", "utc": "1943-10-10T21:22:59Z", "ms": -827635020619.4073 }, "end": { "local": "1943-10-12T03:35:16+09:00", "utc": "1943-10-11T18:35:16Z", "ms": -827558684348.3252 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-10", "window": { "start": { "local": "1943-10-10T18:41:00+09:00", "utc": "1943-10-10T09:41:00Z", "ms": -827677139633.0962 }, "end": { "local": "1943-10-10T20:19:27+09:00", "utc": "1943-10-10T11:19:27Z", "ms": -827671233121.1277 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1943-10-11", "window": { "start": { "local": "1943-10-11T18:39:59+09:00", "utc": "1943-10-11T09:39:59Z", "ms": -827590800596.0547 }, "end": { "local": "1943-10-11T20:18:38+09:00", "utc": "1943-10-11T11:18:38Z", "ms": -827584882072.1246 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:23 on Mon 11 Oct to 03:35 on Tue 12 Oct.", "fact": "1943-10-10T21:22:59Z → 1943-10-11T18:35:16Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:41–20:19 on the 10th, 18:40–20:19 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 98 minutes on the 10th and 99 of 99 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26198 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Monday 11 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Monday 11 October. Trayodaśī runs from 06:23 on Mon 11 Oct to 03:35 on Tue 12 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11437, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-10-16T17:41:43+09:00", "utc": "1943-10-16T08:41:43Z", "ms": -827162297267.0813 }, "end": { "local": "1943-10-17T17:29:54+09:00", "utc": "1943-10-17T08:29:54Z", "ms": -827076606040.0271 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-16T17:41:43+09:00", "utc": "1943-10-16T08:41:43Z", "ms": -827162297267.0813 }, "end": { "local": "1943-10-17T17:29:54+09:00", "utc": "1943-10-17T08:29:54Z", "ms": -827076606040.0271 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-10-16", "window": { "start": { "local": "1943-10-16T20:52:20+09:00", "utc": "1943-10-16T11:52:20Z", "ms": -827150860275.2821 }, "end": { "local": "1943-10-16T20:52:20+09:00", "utc": "1943-10-16T11:52:20Z", "ms": -827150860275.2821 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-10-17", "window": { "start": { "local": "1943-10-17T21:37:21+09:00", "utc": "1943-10-17T12:37:21Z", "ms": -827061758729.0049 }, "end": { "local": "1943-10-17T21:37:21+09:00", "utc": "1943-10-17T12:37:21Z", "ms": -827061758729.0049 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:42 on Sat 16 Oct to 17:30 on Sun 17 Oct.", "fact": "1943-10-16T08:41:43Z → 1943-10-17T08:29:54Z" }, { "step": "kaala", "text": "Moonrise is at 20:52 on the 16th and 21:37 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 16th and is not on the 17th.", "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 11437 s" }, { "step": "ruling", "text": "Karaka Caturthī, Fuzhou, 1943: Saturday 16 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": "1943-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Karaka Caturthī (Karwa Chauth) 1943 falls on Saturday 16 October. Caturthī runs from 17:42 on Sat 16 Oct to 17:30 on Sun 17 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-10-16", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11437, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-10-16T17:41:43+09:00", "utc": "1943-10-16T08:41:43Z", "ms": -827162297267.0813 }, "end": { "local": "1943-10-17T17:29:54+09:00", "utc": "1943-10-17T08:29:54Z", "ms": -827076606040.0271 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-16T17:41:43+09:00", "utc": "1943-10-16T08:41:43Z", "ms": -827162297267.0813 }, "end": { "local": "1943-10-17T17:29:54+09:00", "utc": "1943-10-17T08:29:54Z", "ms": -827076606040.0271 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-10-16", "window": { "start": { "local": "1943-10-16T20:52:20+09:00", "utc": "1943-10-16T11:52:20Z", "ms": -827150860275.2821 }, "end": { "local": "1943-10-16T20:52:20+09:00", "utc": "1943-10-16T11:52:20Z", "ms": -827150860275.2821 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-10-17", "window": { "start": { "local": "1943-10-17T21:37:21+09:00", "utc": "1943-10-17T12:37:21Z", "ms": -827061758729.0049 }, "end": { "local": "1943-10-17T21:37:21+09:00", "utc": "1943-10-17T12:37:21Z", "ms": -827061758729.0049 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:42 on Sat 16 Oct to 17:30 on Sun 17 Oct.", "fact": "1943-10-16T08:41:43Z → 1943-10-17T08:29:54Z" }, { "step": "kaala", "text": "Moonrise is at 20:52 on the 16th and 21:37 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 16th and is not on the 17th.", "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 11437 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Saturday 16 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": "1943-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Saturday 16 October. Caturthī runs from 17:42 on Sat 16 Oct to 17:30 on Sun 17 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-10-16", "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/1943/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3296, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-10-20T21:29:59+09:00", "utc": "1943-10-20T12:29:59Z", "ms": -826803000735.2838 }, "end": { "local": "1943-10-21T23:58:43+09:00", "utc": "1943-10-21T14:58:43Z", "ms": -826707677227.95 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-20T21:29:59+09:00", "utc": "1943-10-20T12:29:59Z", "ms": -826803000735.2838 }, "end": { "local": "1943-10-21T23:58:43+09:00", "utc": "1943-10-21T14:58:43Z", "ms": -826707677227.95 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-10-20", "window": { "start": { "local": "1943-10-21T00:02:50+09:00", "utc": "1943-10-20T15:02:50Z", "ms": -826793830146.4768 }, "end": { "local": "1943-10-21T00:02:50+09:00", "utc": "1943-10-20T15:02:50Z", "ms": -826793830146.4768 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-10-21", "window": { "start": { "local": "1943-10-22T00:53:38+09:00", "utc": "1943-10-21T15:53:38Z", "ms": -826704381641.124 }, "end": { "local": "1943-10-22T00:53:38+09:00", "utc": "1943-10-21T15:53:38Z", "ms": -826704381641.124 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:30 on Wed 20 Oct to 23:59 on Thu 21 Oct.", "fact": "1943-10-20T12:29:59Z → 1943-10-21T14:58:43Z" }, { "step": "kaala", "text": "Moonrise is at 00:03 on the 20th and 00:54 on the 21st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 20th and is not on the 21st.", "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 3296 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Fuzhou, 1943: Wednesday 20 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": "1943-10-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Ahoyī Aṣṭamī 1943 falls on Wednesday 20 October. Aṣṭamī runs from 21:30 on Wed 20 Oct to 23:59 on Thu 21 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-10-25", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1459, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-10-24T05:14:46+09:00", "utc": "1943-10-23T20:14:46Z", "ms": -826515914204.5789 }, "end": { "local": "1943-10-25T07:31:04+09:00", "utc": "1943-10-24T22:31:04Z", "ms": -826421336471.4183 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-24T05:14:46+09:00", "utc": "1943-10-23T20:14:46Z", "ms": -826515914204.5789 }, "end": { "local": "1943-10-25T07:31:04+09:00", "utc": "1943-10-24T22:31:04Z", "ms": -826421336471.4183 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-10-24", "window": { "start": { "local": "1943-10-24T07:06:09+09:00", "utc": "1943-10-23T22:06:09Z", "ms": -826509230544.1985 }, "end": { "local": "1943-10-24T07:06:09+09:00", "utc": "1943-10-23T22:06:09Z", "ms": -826509230544.1985 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-10-25", "window": { "start": { "local": "1943-10-25T07:06:44+09:00", "utc": "1943-10-24T22:06:44Z", "ms": -826422795873.8909 }, "end": { "local": "1943-10-25T07:06:44+09:00", "utc": "1943-10-24T22:06:44Z", "ms": -826422795873.8909 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:15 on Sun 24 Oct to 07:31 on Mon 25 Oct.", "fact": "1943-10-23T20:14:46Z → 1943-10-24T22:31:04Z" }, { "step": "kaala", "text": "Sunrise is at 07:06 on the 24th and 07:07 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 24th and is on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both sunrises qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 1459 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Fuzhou, 1943: Monday 25 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Ramā Ekādaśī 1943 falls on Monday 25 October. Ekādaśī runs from 05:15 on Sun 24 Oct to 07:31 on Mon 25 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-10-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32931, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-10-25T07:31:04+09:00", "utc": "1943-10-24T22:31:04Z", "ms": -826421336471.4183 }, "end": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-25T07:31:04+09:00", "utc": "1943-10-24T22:31:04Z", "ms": -826421336471.4183 }, "end": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-25", "window": { "start": { "local": "1943-10-25T18:27:00+09:00", "utc": "1943-10-25T09:27:00Z", "ms": -826381979859.1572 }, "end": { "local": "1943-10-25T20:08:23+09:00", "utc": "1943-10-25T11:08:23Z", "ms": -826375897309.5413 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1943-10-26", "window": { "start": { "local": "1943-10-26T18:26:11+09:00", "utc": "1943-10-26T09:26:11Z", "ms": -826295629085.6378 }, "end": { "local": "1943-10-26T20:07:45+09:00", "utc": "1943-10-26T11:07:45Z", "ms": -826289535225.4976 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 07:31 on Mon 25 Oct to 09:17 on Tue 26 Oct.", "fact": "1943-10-24T22:31:04Z → 1943-10-26T00:17:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:27–20:08 on the 25th, 18:26–20:08 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 101 of 101 minutes on the 25th and 0 of 102 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 32931 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Fuzhou, 1943: Monday 25 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": "1943-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Govatsa Dvādaśī (Vasu Baras) 1943 falls on Monday 25 October. Dvādaśī runs from 07:31 on Mon 25 Oct to 09:17 on Tue 26 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28660, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 }, "end": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 }, "end": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-26", "window": { "start": { "local": "1943-10-26T18:26:11+09:00", "utc": "1943-10-26T09:26:11Z", "ms": -826295629085.6378 }, "end": { "local": "1943-10-26T20:07:45+09:00", "utc": "1943-10-26T11:07:45Z", "ms": -826289535225.4976 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1943-10-27", "window": { "start": { "local": "1943-10-27T18:25:23+09:00", "utc": "1943-10-27T09:25:23Z", "ms": -826209277315.3223 }, "end": { "local": "1943-10-27T20:07:08+09:00", "utc": "1943-10-27T11:07:08Z", "ms": -826203172215.8027 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct.", "fact": "1943-10-26T00:17:20Z → 1943-10-27T01:27:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:26–20:08 on the 26th, 18:25–20:07 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 26th and 0 of 102 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28660 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Fuzhou, 1943: Tuesday 26 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": "1943-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dīpadāna 1943 falls on Tuesday 26 October. Trayodaśī runs from 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-10-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28660, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 }, "end": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-26T09:17:20+09:00", "utc": "1943-10-26T00:17:20Z", "ms": -826328560174.3419 }, "end": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-26", "window": { "start": { "local": "1943-10-26T18:26:11+09:00", "utc": "1943-10-26T09:26:11Z", "ms": -826295629085.6378 }, "end": { "local": "1943-10-26T20:07:45+09:00", "utc": "1943-10-26T11:07:45Z", "ms": -826289535225.4976 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1943-10-27", "window": { "start": { "local": "1943-10-27T18:25:23+09:00", "utc": "1943-10-27T09:25:23Z", "ms": -826209277315.3223 }, "end": { "local": "1943-10-27T20:07:08+09:00", "utc": "1943-10-27T11:07:08Z", "ms": -826203172215.8027 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct.", "fact": "1943-10-26T00:17:20Z → 1943-10-27T01:27:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:26–20:08 on the 26th, 18:25–20:07 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 26th and 0 of 102 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28660 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Tuesday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Tuesday 26 October. Trayodaśī runs from 09:17 on Tue 26 Oct to 10:28 on Wed 27 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-10-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-10-27", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33400, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "end": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "end": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 } }, "kaala": "nishita", "days": [ { "local_date": "1943-10-26", "window": { "start": { "local": "1943-10-27T00:23:03+09:00", "utc": "1943-10-26T15:23:03Z", "ms": -826274217110.1117 }, "end": { "local": "1943-10-27T01:11:03+09:00", "utc": "1943-10-26T16:11:03Z", "ms": -826271337110.1117 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-10-27", "window": { "start": { "local": "1943-10-28T00:22:57+09:00", "utc": "1943-10-27T15:22:57Z", "ms": -826187823192.1239 }, "end": { "local": "1943-10-28T01:10:57+09:00", "utc": "1943-10-27T16:10:57Z", "ms": -826184943192.1239 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:28 on Wed 27 Oct to 11:01 on Thu 28 Oct.", "fact": "1943-10-27T01:27:43Z → 1943-10-28T02:00:55Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 26th, 00:23–01:11 on the 27th.", "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 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33400 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Wednesday 27 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": "1943-10-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Wednesday 27 October. Caturdaśī runs from 10:28 on Wed 27 Oct to 11:01 on Thu 28 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-10-27", "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/1943/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11988, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "end": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-27T10:27:43+09:00", "utc": "1943-10-27T01:27:43Z", "ms": -826237936894.8567 }, "end": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 } }, "kaala": "arunodaya", "days": [ { "local_date": "1943-10-27", "window": { "start": { "local": "1943-10-27T05:26:21+09:00", "utc": "1943-10-26T20:26:21Z", "ms": -826256018994.7258 }, "end": { "local": "1943-10-27T07:07:55+09:00", "utc": "1943-10-26T22:07:55Z", "ms": -826249925134.5856 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1943-10-28", "window": { "start": { "local": "1943-10-28T05:26:46+09:00", "utc": "1943-10-27T20:26:46Z", "ms": -826169594168.4451 }, "end": { "local": "1943-10-28T07:08:31+09:00", "utc": "1943-10-27T22:08:31Z", "ms": -826163489068.9255 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:28 on Wed 27 Oct to 11:01 on Thu 28 Oct.", "fact": "1943-10-27T01:27:43Z → 1943-10-28T02:00:55Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:26–07:08 on the 27th, 05:27–07:09 on the 28th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 0 of 102 minutes on the 27th and 102 of 102 on the 28th.", "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 11988 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Fuzhou, 1943: Thursday 28 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": "1943-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Naraka Caturdaśī (Choti Diwali) 1943 falls on Thursday 28 October. Caturdaśī runs from 10:28 on Wed 27 Oct to 11:01 on Thu 28 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26621, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "end": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "end": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-28", "window": { "start": { "local": "1943-10-28T18:24:35+09:00", "utc": "1943-10-28T09:24:35Z", "ms": -826122924524.7983 }, "end": { "local": "1943-10-28T20:06:32+09:00", "utc": "1943-10-28T11:06:32Z", "ms": -826116808260.6816 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1943-10-29", "window": { "start": { "local": "1943-10-29T18:23:49+09:00", "utc": "1943-10-29T09:23:49Z", "ms": -826036570691.3479 }, "end": { "local": "1943-10-29T20:05:57+09:00", "utc": "1943-10-29T11:05:57Z", "ms": -826030443341.156 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 11:01 on Thu 28 Oct to 10:59 on Fri 29 Oct.", "fact": "1943-10-28T02:00:55Z → 1943-10-29T01:59:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:25–20:07 on the 28th, 18:24–20:06 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 102 of 102 minutes on the 28th and 0 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: unstated → only-day · margin 26621 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Fuzhou, 1943: Thursday 28 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pūjā (Diwali) 1943 falls on Thursday 28 October. Amāvasyā runs from 11:01 on Thu 28 Oct to 10:59 on Fri 29 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35297, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "end": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-28T11:00:55+09:00", "utc": "1943-10-28T02:00:55Z", "ms": -826149545374.5641 }, "end": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 } }, "kaala": "nishita", "days": [ { "local_date": "1943-10-27", "window": { "start": { "local": "1943-10-28T00:22:57+09:00", "utc": "1943-10-27T15:22:57Z", "ms": -826187823192.1239 }, "end": { "local": "1943-10-28T01:10:57+09:00", "utc": "1943-10-27T16:10:57Z", "ms": -826184943192.1239 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-10-28", "window": { "start": { "local": "1943-10-29T00:22:51+09:00", "utc": "1943-10-28T15:22:51Z", "ms": -826101428534.3608 }, "end": { "local": "1943-10-29T01:10:51+09:00", "utc": "1943-10-28T16:10:51Z", "ms": -826098548534.3608 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 11:01 on Thu 28 Oct to 10:59 on Fri 29 Oct.", "fact": "1943-10-28T02:00:55Z → 1943-10-29T01:59:09Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 27th, 00:23–01:11 on the 28th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 35297 s" }, { "step": "ruling", "text": "Kālī Pūjā, Fuzhou, 1943: Thursday 28 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": "1943-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Kālī Pūjā 1943 falls on Thursday 28 October. Amāvasyā runs from 11:01 on Thu 28 Oct to 10:59 on Fri 29 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5000, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-10-29", "window": { "start": { "local": "1943-10-29T12:22:28+09:00", "utc": "1943-10-29T03:22:28Z", "ms": -826058251617.6355 }, "end": { "local": "1943-10-29T13:10:28+09:00", "utc": "1943-10-29T04:10:28Z", "ms": -826055371617.6355 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-10-30", "window": { "start": { "local": "1943-10-30T12:22:24+09:00", "utc": "1943-10-30T03:22:24Z", "ms": -825971855678.8853 }, "end": { "local": "1943-10-30T13:10:24+09:00", "utc": "1943-10-30T04:10:24Z", "ms": -825968975678.8853 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct.", "fact": "1943-10-29T01:59:09Z → 1943-10-30T01:26:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 29th, 12:22–13:10 on the 30th.", "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 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5000 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Fuzhou, 1943: Friday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Govardhana Pūjā 1943 falls on Friday 29 October. Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26681, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-10-29", "window": { "start": { "local": "1943-10-29T18:23:49+09:00", "utc": "1943-10-29T09:23:49Z", "ms": -826036570691.3479 }, "end": { "local": "1943-10-29T20:05:57+09:00", "utc": "1943-10-29T11:05:57Z", "ms": -826030443341.156 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1943-10-30", "window": { "start": { "local": "1943-10-30T18:23:04+09:00", "utc": "1943-10-30T09:23:04Z", "ms": -825950215792.8619 }, "end": { "local": "1943-10-30T20:05:23+09:00", "utc": "1943-10-30T11:05:23Z", "ms": -825944077438.9606 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct.", "fact": "1943-10-29T01:59:09Z → 1943-10-30T01:26:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:24–20:06 on the 29th, 18:23–20:05 on the 30th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 102 of 102 minutes on the 29th and 0 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 26681 s" }, { "step": "ruling", "text": "Bali Pūjā, Fuzhou, 1943: Friday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Bali Pūjā 1943 falls on Friday 29 October. Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6928, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 }, "end": { "local": "1943-10-31T09:29:54+09:00", "utc": "1943-10-31T00:29:54Z", "ms": -825895805692.6824 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 }, "end": { "local": "1943-10-31T09:29:54+09:00", "utc": "1943-10-31T00:29:54Z", "ms": -825895805692.6824 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-10-30", "window": { "start": { "local": "1943-10-30T12:22:24+09:00", "utc": "1943-10-30T03:22:24Z", "ms": -825971855678.8853 }, "end": { "local": "1943-10-30T13:10:24+09:00", "utc": "1943-10-30T04:10:24Z", "ms": -825968975678.8853 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-10-31", "window": { "start": { "local": "1943-10-31T12:22:21+09:00", "utc": "1943-10-31T03:22:21Z", "ms": -825885458973.1417 }, "end": { "local": "1943-10-31T13:10:21+09:00", "utc": "1943-10-31T04:10:21Z", "ms": -825882578973.1417 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 10:27 on Sat 30 Oct to 09:30 on Sun 31 Oct.", "fact": "1943-10-30T01:26:57Z → 1943-10-31T00:29:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 30th, 12:22–13:10 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6928 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Fuzhou, 1943: Saturday 30 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dvitīyā (Bhai Dooj) 1943 falls on Saturday 30 October. Dvitīyā runs from 10:27 on Sat 30 Oct to 09:30 on Sun 31 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 307, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-10-29T10:59:09+09:00", "utc": "1943-10-29T01:59:09Z", "ms": -826063251326.4296 }, "end": { "local": "1943-10-30T10:26:57+09:00", "utc": "1943-10-30T01:26:57Z", "ms": -825978783363.1984 } }, "kaala": "purvahna", "days": [ { "local_date": "1943-10-29", "window": { "start": { "local": "1943-10-29T07:09:07+09:00", "utc": "1943-10-28T22:09:07Z", "ms": -826077052543.9232 }, "end": { "local": "1943-10-29T10:54:01+09:00", "utc": "1943-10-29T01:54:01Z", "ms": -826063558593.0648 } }, "covered_min": 0, "window_min": 225, "qualifies": false }, { "local_date": "1943-10-30", "window": { "start": { "local": "1943-10-30T07:09:44+09:00", "utc": "1943-10-29T22:09:44Z", "ms": -825990615564.9086 }, "end": { "local": "1943-10-30T10:54:11+09:00", "utc": "1943-10-30T01:54:11Z", "ms": -825977148974.2263 } }, "covered_min": 197, "window_min": 224, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct.", "fact": "1943-10-29T01:59:09Z → 1943-10-30T01:26:57Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:09–10:54 on the 29th, 07:10–10:54 on the 30th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 0 of 225 minutes on the 29th and 197 of 224 on the 30th.", "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 307 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Fuzhou, 1943: Saturday 30 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-10-30", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-10-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Dyūta Pratipad 1943 falls on Saturday 30 October. Pratipadā runs from 10:59 on Fri 29 Oct to 10:27 on Sat 30 Oct and covers 197 of 224 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14916, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-11-01T08:13:42+09:00", "utc": "1943-10-31T23:13:42Z", "ms": -825813977950.5328 }, "end": { "local": "1943-11-02T06:43:21+09:00", "utc": "1943-11-01T21:43:21Z", "ms": -825732998692.938 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-01T08:13:42+09:00", "utc": "1943-10-31T23:13:42Z", "ms": -825813977950.5328 }, "end": { "local": "1943-11-02T06:43:21+09:00", "utc": "1943-11-01T21:43:21Z", "ms": -825732998692.938 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-01", "window": { "start": { "local": "1943-11-01T12:22:19+09:00", "utc": "1943-11-01T03:22:19Z", "ms": -825799061493.666 }, "end": { "local": "1943-11-01T13:10:19+09:00", "utc": "1943-11-01T04:10:19Z", "ms": -825796181493.666 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-11-02", "window": { "start": { "local": "1943-11-02T12:22:17+09:00", "utc": "1943-11-02T03:22:17Z", "ms": -825712663234.2083 }, "end": { "local": "1943-11-02T13:10:17+09:00", "utc": "1943-11-02T04:10:17Z", "ms": -825709783234.2083 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:14 on Mon 1 Nov to 06:43 on Tue 2 Nov.", "fact": "1943-10-31T23:13:42Z → 1943-11-01T21:43:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 1st, 12:22–13:10 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14916 s" }, { "step": "ruling", "text": "Nāga Caturthī, Fuzhou, 1943: Monday 1 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": "1943-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Caturthī 1943 falls on Monday 1 November. Caturthī runs from 08:14 on Mon 1 Nov to 06:43 on Tue 2 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/vinayaka-chaturthi?on=1943-11-01", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14916, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-11-01T08:13:42+09:00", "utc": "1943-10-31T23:13:42Z", "ms": -825813977950.5328 }, "end": { "local": "1943-11-02T06:43:21+09:00", "utc": "1943-11-01T21:43:21Z", "ms": -825732998692.938 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-01T08:13:42+09:00", "utc": "1943-10-31T23:13:42Z", "ms": -825813977950.5328 }, "end": { "local": "1943-11-02T06:43:21+09:00", "utc": "1943-11-01T21:43:21Z", "ms": -825732998692.938 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-01", "window": { "start": { "local": "1943-11-01T12:22:19+09:00", "utc": "1943-11-01T03:22:19Z", "ms": -825799061493.666 }, "end": { "local": "1943-11-01T13:10:19+09:00", "utc": "1943-11-01T04:10:19Z", "ms": -825796181493.666 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-11-02", "window": { "start": { "local": "1943-11-02T12:22:17+09:00", "utc": "1943-11-02T03:22:17Z", "ms": -825712663234.2083 }, "end": { "local": "1943-11-02T13:10:17+09:00", "utc": "1943-11-02T04:10:17Z", "ms": -825709783234.2083 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:14 on Mon 1 Nov to 06:43 on Tue 2 Nov.", "fact": "1943-10-31T23:13:42Z → 1943-11-01T21:43:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 1st, 12:22–13:10 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14916 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Monday 1 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": "1943-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Monday 1 November. Caturthī runs from 08:14 on Mon 1 Nov to 06:43 on Tue 2 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-11-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26367, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-11-03T05:02:49+09:00", "utc": "1943-11-02T20:02:49Z", "ms": -825652631491.9944 }, "end": { "local": "1943-11-04T03:14:47+09:00", "utc": "1943-11-03T18:14:47Z", "ms": -825572713155.66 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-03T05:02:49+09:00", "utc": "1943-11-02T20:02:49Z", "ms": -825652631491.9944 }, "end": { "local": "1943-11-04T03:14:47+09:00", "utc": "1943-11-03T18:14:47Z", "ms": -825572713155.66 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-03", "window": { "start": { "local": "1943-11-03T12:22:16+09:00", "utc": "1943-11-03T03:22:16Z", "ms": -825626264188.7441 }, "end": { "local": "1943-11-03T13:10:16+09:00", "utc": "1943-11-03T04:10:16Z", "ms": -825623384188.7441 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-11-04", "window": { "start": { "local": "1943-11-04T12:22:16+09:00", "utc": "1943-11-04T03:22:16Z", "ms": -825539864351.2246 }, "end": { "local": "1943-11-04T13:10:16+09:00", "utc": "1943-11-04T04:10:16Z", "ms": -825536984351.2246 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 05:03 on Wed 3 Nov to 03:15 on Thu 4 Nov.", "fact": "1943-11-02T20:02:49Z → 1943-11-03T18:14:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 3rd, 12:22–13:10 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26367 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Fuzhou, 1943: Wednesday 3 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": "1943-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Chhath) 1943 falls on Wednesday 3 November. Ṣaṣṭhī runs from 05:03 on Wed 3 Nov to 03:15 on Thu 4 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36719, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1943-11-05T01:20:56+09:00", "utc": "1943-11-04T16:20:56Z", "ms": -825493144356.1206 }, "end": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-05T01:20:56+09:00", "utc": "1943-11-04T16:20:56Z", "ms": -825493144356.1206 }, "end": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-04", "window": { "start": { "local": "1943-11-04T12:22:16+09:00", "utc": "1943-11-04T03:22:16Z", "ms": -825539864351.2246 }, "end": { "local": "1943-11-04T13:10:16+09:00", "utc": "1943-11-04T04:10:16Z", "ms": -825536984351.2246 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-11-05", "window": { "start": { "local": "1943-11-05T12:22:16+09:00", "utc": "1943-11-05T03:22:16Z", "ms": -825453463715.3745 }, "end": { "local": "1943-11-05T13:10:16+09:00", "utc": "1943-11-05T04:10:16Z", "ms": -825450583715.3745 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 01:21 on Fri 5 Nov to 23:22 on Fri 5 Nov.", "fact": "1943-11-04T16:20:56Z → 1943-11-05T14:22:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 4th, 12:22–13:10 on the 5th.", "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 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36719 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Fuzhou, 1943: Friday 5 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": "1943-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Gopāṣṭamī 1943 falls on Friday 5 November. Aṣṭamī runs from 01:21 on Fri 5 Nov to 23:22 on Fri 5 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28320, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 }, "end": { "local": "1943-11-06T21:19:40+09:00", "utc": "1943-11-06T12:19:40Z", "ms": -825334819698.0415 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 }, "end": { "local": "1943-11-06T21:19:40+09:00", "utc": "1943-11-06T12:19:40Z", "ms": -825334819698.0415 } }, "kaala": "purvahna", "days": [ { "local_date": "1943-11-06", "window": { "start": { "local": "1943-11-06T07:14:15+09:00", "utc": "1943-11-05T22:14:15Z", "ms": -825385544686.7827 }, "end": { "local": "1943-11-06T10:55:37+09:00", "utc": "1943-11-06T01:55:37Z", "ms": -825372263078.6348 } }, "covered_min": 221, "window_min": 221, "qualifies": true }, { "local_date": "1943-11-07", "window": { "start": { "local": "1943-11-07T07:14:56+09:00", "utc": "1943-11-06T22:14:56Z", "ms": -825299104387.5721 }, "end": { "local": "1943-11-07T10:55:52+09:00", "utc": "1943-11-07T01:55:52Z", "ms": -825285848143.689 } }, "covered_min": 0, "window_min": 221, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 23:22 on Fri 5 Nov to 21:20 on Sat 6 Nov.", "fact": "1943-11-05T14:22:15Z → 1943-11-06T12:19:40Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:14–10:56 on the 6th, 07:15–10:56 on the 7th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 221 of 221 minutes on the 6th and 0 of 221 on the 7th.", "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 28320 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Fuzhou, 1943: Saturday 6 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": "1943-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Navamī (Amla Navami) 1943 falls on Saturday 6 November. Navamī runs from 23:22 on Fri 5 Nov to 21:20 on Sat 6 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29363, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 }, "end": { "local": "1943-11-06T21:19:40+09:00", "utc": "1943-11-06T12:19:40Z", "ms": -825334819698.0415 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-05T23:22:15+09:00", "utc": "1943-11-05T14:22:15Z", "ms": -825413865000.6577 }, "end": { "local": "1943-11-06T21:19:40+09:00", "utc": "1943-11-06T12:19:40Z", "ms": -825334819698.0415 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-05", "window": { "start": { "local": "1943-11-05T12:22:16+09:00", "utc": "1943-11-05T03:22:16Z", "ms": -825453463715.3745 }, "end": { "local": "1943-11-05T13:10:16+09:00", "utc": "1943-11-05T04:10:16Z", "ms": -825450583715.3745 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-11-06", "window": { "start": { "local": "1943-11-06T12:22:18+09:00", "utc": "1943-11-06T03:22:18Z", "ms": -825367062274.5608 }, "end": { "local": "1943-11-06T13:10:18+09:00", "utc": "1943-11-06T04:10:18Z", "ms": -825364182274.5608 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 23:22 on Fri 5 Nov to 21:20 on Sat 6 Nov.", "fact": "1943-11-05T14:22:15Z → 1943-11-06T12:19:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 5th, 12:22–13:10 on the 6th.", "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 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: purvaviddha → only-day · margin 29363 s" }, { "step": "ruling", "text": "Durgā Navamī, Fuzhou, 1943: Saturday 6 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": "1943-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Navamī 1943 falls on Saturday 6 November. Navamī runs from 23:22 on Fri 5 Nov to 21:20 on Sat 6 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-11-08", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35644, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-11-07T19:14:39+09:00", "utc": "1943-11-07T10:14:39Z", "ms": -825255921150.2582 }, "end": { "local": "1943-11-08T17:09:40+09:00", "utc": "1943-11-08T08:09:40Z", "ms": -825177019662.1328 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-07T19:14:39+09:00", "utc": "1943-11-07T10:14:39Z", "ms": -825255921150.2582 }, "end": { "local": "1943-11-08T17:09:40+09:00", "utc": "1943-11-08T08:09:40Z", "ms": -825177019662.1328 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-11-07", "window": { "start": { "local": "1943-11-07T07:14:56+09:00", "utc": "1943-11-06T22:14:56Z", "ms": -825299104387.5721 }, "end": { "local": "1943-11-07T07:14:56+09:00", "utc": "1943-11-06T22:14:56Z", "ms": -825299104387.5721 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-11-08", "window": { "start": { "local": "1943-11-08T07:15:36+09:00", "utc": "1943-11-07T22:15:36Z", "ms": -825212663716.6877 }, "end": { "local": "1943-11-08T07:15:36+09:00", "utc": "1943-11-07T22:15:36Z", "ms": -825212663716.6877 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:15 on Sun 7 Nov to 17:10 on Mon 8 Nov.", "fact": "1943-11-07T10:14:39Z → 1943-11-08T08:09:40Z" }, { "step": "kaala", "text": "Sunrise is at 07:15 on the 7th and 07:16 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 7th and is on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35644 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Fuzhou, 1943: Monday 8 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Prabodhinī Ekādaśī 1943 falls on Monday 8 November. Ekādaśī runs from 19:15 on Sun 7 Nov to 17:10 on Mon 8 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-11-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-11-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11281, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-11-09T15:08:35+09:00", "utc": "1943-11-09T06:08:35Z", "ms": -825097884887.9062 }, "end": { "local": "1943-11-10T13:16:37+09:00", "utc": "1943-11-10T04:16:37Z", "ms": -825018202662.2274 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-09T15:08:35+09:00", "utc": "1943-11-09T06:08:35Z", "ms": -825097884887.9062 }, "end": { "local": "1943-11-10T13:16:37+09:00", "utc": "1943-11-10T04:16:37Z", "ms": -825018202662.2274 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-11-09", "window": { "start": { "local": "1943-11-09T18:16:37+09:00", "utc": "1943-11-09T09:16:37Z", "ms": -825086603417.6886 }, "end": { "local": "1943-11-09T20:00:40+09:00", "utc": "1943-11-09T11:00:40Z", "ms": -825080360468.0698 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1943-11-10", "window": { "start": { "local": "1943-11-10T18:16:05+09:00", "utc": "1943-11-10T09:16:05Z", "ms": -825000235337.7913 }, "end": { "local": "1943-11-10T20:00:17+09:00", "utc": "1943-11-10T11:00:17Z", "ms": -824993982567.8745 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:09 on Tue 9 Nov to 13:17 on Wed 10 Nov.", "fact": "1943-11-09T06:08:35Z → 1943-11-10T04:16:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:17–20:01 on the 9th, 18:16–20:00 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 104 of 104 minutes on the 9th and 0 of 104 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11281 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Tuesday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Tuesday 9 November. Trayodaśī runs from 15:09 on Tue 9 Nov to 13:17 on Wed 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2544, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-11-11T11:40:13+09:00", "utc": "1943-11-11T02:40:13Z", "ms": -824937587106.9135 }, "end": { "local": "1943-11-12T10:26:33+09:00", "utc": "1943-11-12T01:26:33Z", "ms": -824855607248.8849 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-11T11:40:13+09:00", "utc": "1943-11-11T02:40:13Z", "ms": -824937587106.9135 }, "end": { "local": "1943-11-12T10:26:33+09:00", "utc": "1943-11-12T01:26:33Z", "ms": -824855607248.8849 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-11", "window": { "start": { "local": "1943-11-11T12:22:37+09:00", "utc": "1943-11-11T03:22:37Z", "ms": -824935042741.2566 }, "end": { "local": "1943-11-11T13:10:37+09:00", "utc": "1943-11-11T04:10:37Z", "ms": -824932162741.2566 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-11-12", "window": { "start": { "local": "1943-11-12T12:22:44+09:00", "utc": "1943-11-12T03:22:44Z", "ms": -824848636317.6443 }, "end": { "local": "1943-11-12T13:10:44+09:00", "utc": "1943-11-12T04:10:44Z", "ms": -824845756317.6443 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:40 on Thu 11 Nov to 10:27 on Fri 12 Nov.", "fact": "1943-11-11T02:40:13Z → 1943-11-12T01:26:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 11th, 12:23–13:11 on the 12th.", "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 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2544 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Fuzhou, 1943: Thursday 11 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": "1943-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-11", "confidence": "boundary" } ], "quote": "In Fuzhou, Kārtikī Pūrṇimā 1943 falls on Thursday 11 November. Pūrṇimā runs from 11:40 on Thu 11 Nov to 10:27 on Fri 12 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33334, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-11-11T11:40:13+09:00", "utc": "1943-11-11T02:40:13Z", "ms": -824937587106.9135 }, "end": { "local": "1943-11-12T10:26:33+09:00", "utc": "1943-11-12T01:26:33Z", "ms": -824855607248.8849 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1943-11-11T11:40:13+09:00", "utc": "1943-11-11T02:40:13Z", "ms": -824937587106.9135 }, "end": { "local": "1943-11-12T10:26:33+09:00", "utc": "1943-11-12T01:26:33Z", "ms": -824855607248.8849 } }, "kaala": "nishita", "days": [ { "local_date": "1943-11-10", "window": { "start": { "local": "1943-11-11T00:22:53+09:00", "utc": "1943-11-10T15:22:53Z", "ms": -824978227450.6035 }, "end": { "local": "1943-11-11T01:10:53+09:00", "utc": "1943-11-10T16:10:53Z", "ms": -824975347450.6035 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-11-11", "window": { "start": { "local": "1943-11-12T00:22:58+09:00", "utc": "1943-11-11T15:22:58Z", "ms": -824891821707.9016 }, "end": { "local": "1943-11-12T01:10:58+09:00", "utc": "1943-11-11T16:10:58Z", "ms": -824888941707.9016 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:40 on Thu 11 Nov to 10:27 on Fri 12 Nov.", "fact": "1943-11-11T02:40:13Z → 1943-11-12T01:26:33Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 10th, 00:23–01:11 on the 11th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33334 s" }, { "step": "ruling", "text": "Rāsayātrā, Fuzhou, 1943: Thursday 11 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": "1943-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāsayātrā 1943 falls on Thursday 11 November. Pūrṇimā runs from 11:40 on Thu 11 Nov to 10:27 on Fri 12 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-11-15", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37714, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-11-15T10:09:04+09:00", "utc": "1943-11-15T01:09:04Z", "ms": -824597456399.275 }, "end": { "local": "1943-11-16T11:24:23+09:00", "utc": "1943-11-16T02:24:23Z", "ms": -824506537293.622 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-11-15T10:09:04+09:00", "utc": "1943-11-15T01:09:04Z", "ms": -824597456399.275 }, "end": { "local": "1943-11-16T11:24:23+09:00", "utc": "1943-11-16T02:24:23Z", "ms": -824506537293.622 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-11-15", "window": { "start": { "local": "1943-11-15T21:02:48+09:00", "utc": "1943-11-15T12:02:48Z", "ms": -824558232427.3762 }, "end": { "local": "1943-11-15T21:02:48+09:00", "utc": "1943-11-15T12:02:48Z", "ms": -824558232427.3762 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-11-16", "window": { "start": { "local": "1943-11-16T21:52:57+09:00", "utc": "1943-11-16T12:52:57Z", "ms": -824468822976.7778 }, "end": { "local": "1943-11-16T21:52:57+09:00", "utc": "1943-11-16T12:52:57Z", "ms": -824468822976.7778 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:09 on Mon 15 Nov to 11:24 on Tue 16 Nov.", "fact": "1943-11-15T01:09:04Z → 1943-11-16T02:24:23Z" }, { "step": "kaala", "text": "Moonrise is at 21:03 on the 15th and 21:53 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 15th and is not on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37714 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Monday 15 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": "1943-11-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Monday 15 November. Caturthī runs from 10:09 on Mon 15 Nov to 11:24 on Tue 16 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-11-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-11-23", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17685, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-11-23T01:19:15+09:00", "utc": "1943-11-22T16:19:15Z", "ms": -823938044901.2626 }, "end": { "local": "1943-11-24T02:32:22+09:00", "utc": "1943-11-23T17:32:22Z", "ms": -823847257589.6683 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-11-23T01:19:15+09:00", "utc": "1943-11-22T16:19:15Z", "ms": -823938044901.2626 }, "end": { "local": "1943-11-24T02:32:22+09:00", "utc": "1943-11-23T17:32:22Z", "ms": -823847257589.6683 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-11-23", "window": { "start": { "local": "1943-11-23T07:26:23+09:00", "utc": "1943-11-22T22:26:23Z", "ms": -823916017214.6244 }, "end": { "local": "1943-11-23T07:26:23+09:00", "utc": "1943-11-22T22:26:23Z", "ms": -823916017214.6244 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-11-24", "window": { "start": { "local": "1943-11-24T07:27:07+09:00", "utc": "1943-11-23T22:27:07Z", "ms": -823829572536.5533 }, "end": { "local": "1943-11-24T07:27:07+09:00", "utc": "1943-11-23T22:27:07Z", "ms": -823829572536.5533 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:19 on Tue 23 Nov to 02:32 on Wed 24 Nov.", "fact": "1943-11-22T16:19:15Z → 1943-11-23T17:32:22Z" }, { "step": "kaala", "text": "Sunrise is at 07:26 on the 23rd and 07:27 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 23rd and is not on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17685 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Fuzhou, 1943: Tuesday 23 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-11-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Utpannā Ekādaśī 1943 falls on Tuesday 23 November. Ekādaśī runs from 01:19 on Tue 23 Nov to 02:32 on Wed 24 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-11-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-11-25", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24505, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-11-25T03:01:01+09:00", "utc": "1943-11-24T18:01:01Z", "ms": -823759139263.4352 }, "end": { "local": "1943-11-26T02:45:43+09:00", "utc": "1943-11-25T17:45:43Z", "ms": -823673656776.4069 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-11-25T03:01:01+09:00", "utc": "1943-11-24T18:01:01Z", "ms": -823759139263.4352 }, "end": { "local": "1943-11-26T02:45:43+09:00", "utc": "1943-11-25T17:45:43Z", "ms": -823673656776.4069 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-11-24", "window": { "start": { "local": "1943-11-24T18:11:07+09:00", "utc": "1943-11-24T09:11:07Z", "ms": -823790932642.0209 }, "end": { "local": "1943-11-24T19:57:21+09:00", "utc": "1943-11-24T10:57:21Z", "ms": -823784558664.75 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1943-11-25", "window": { "start": { "local": "1943-11-25T18:10:57+09:00", "utc": "1943-11-25T09:10:57Z", "ms": -823704542584.7059 }, "end": { "local": "1943-11-25T19:57:19+09:00", "utc": "1943-11-25T10:57:19Z", "ms": -823698161317.0254 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:01 on Thu 25 Nov to 02:46 on Fri 26 Nov.", "fact": "1943-11-24T18:01:01Z → 1943-11-25T17:45:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:11–19:57 on the 24th, 18:11–19:57 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 106 minutes on the 24th and 106 of 106 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24505 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Thursday 25 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-11-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Thursday 25 November. Trayodaśī runs from 03:01 on Thu 25 Nov to 02:46 on Fri 26 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-11-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-11-26", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2202, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-11-26T02:45:43+09:00", "utc": "1943-11-25T17:45:43Z", "ms": -823673656776.4069 }, "end": { "local": "1943-11-27T01:50:47+09:00", "utc": "1943-11-26T16:50:47Z", "ms": -823590552955.1074 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-11-26T02:45:43+09:00", "utc": "1943-11-25T17:45:43Z", "ms": -823673656776.4069 }, "end": { "local": "1943-11-27T01:50:47+09:00", "utc": "1943-11-26T16:50:47Z", "ms": -823590552955.1074 } }, "kaala": "nishita", "days": [ { "local_date": "1943-11-25", "window": { "start": { "local": "1943-11-26T00:25:47+09:00", "utc": "1943-11-25T15:25:47Z", "ms": -823682052830.904 }, "end": { "local": "1943-11-26T01:13:47+09:00", "utc": "1943-11-25T16:13:47Z", "ms": -823679172830.904 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-11-26", "window": { "start": { "local": "1943-11-27T00:26:05+09:00", "utc": "1943-11-26T15:26:05Z", "ms": -823595634671.0072 }, "end": { "local": "1943-11-27T01:14:05+09:00", "utc": "1943-11-26T16:14:05Z", "ms": -823592754671.0072 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:46 on Fri 26 Nov to 01:51 on Sat 27 Nov.", "fact": "1943-11-25T17:45:43Z → 1943-11-26T16:50:47Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:26–01:14 on the 25th, 00:26–01:14 on the 26th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2202 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Friday 26 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": "1943-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-11-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Friday 26 November. Caturdaśī runs from 02:46 on Fri 26 Nov to 01:51 on Sat 27 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-11-26", "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/1943/vinayaka-chaturthi?on=1943-12-01", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8591, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-11-30T18:00:42+09:00", "utc": "1943-11-30T09:00:42Z", "ms": -823273157996.5167 }, "end": { "local": "1943-12-01T15:38:35+09:00", "utc": "1943-12-01T06:38:35Z", "ms": -823195284588.3132 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-11-30T18:00:42+09:00", "utc": "1943-11-30T09:00:42Z", "ms": -823273157996.5167 }, "end": { "local": "1943-12-01T15:38:35+09:00", "utc": "1943-12-01T06:38:35Z", "ms": -823195284588.3132 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-11-30", "window": { "start": { "local": "1943-11-30T12:27:03+09:00", "utc": "1943-11-30T03:27:03Z", "ms": -823293176903.0114 }, "end": { "local": "1943-11-30T13:15:03+09:00", "utc": "1943-11-30T04:15:03Z", "ms": -823290296903.0114 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-12-01", "window": { "start": { "local": "1943-12-01T12:27:25+09:00", "utc": "1943-12-01T03:27:25Z", "ms": -823206755124.3472 }, "end": { "local": "1943-12-01T13:15:25+09:00", "utc": "1943-12-01T04:15:25Z", "ms": -823203875124.3472 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:01 on Tue 30 Nov to 15:39 on Wed 1 Dec.", "fact": "1943-11-30T09:00:42Z → 1943-12-01T06:38:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 30th, 12:27–13:15 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "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 8591 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Wednesday 1 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": "1943-12-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Wednesday 1 December. Caturthī runs from 18:01 on Tue 30 Nov to 15:39 on Wed 1 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-12-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-02", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 191, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1943-12-01T15:38:35+09:00", "utc": "1943-12-01T06:38:35Z", "ms": -823195284588.3132 }, "end": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-01T15:38:35+09:00", "utc": "1943-12-01T06:38:35Z", "ms": -823195284588.3132 }, "end": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-01", "window": { "start": { "local": "1943-12-01T12:27:25+09:00", "utc": "1943-12-01T03:27:25Z", "ms": -823206755124.3472 }, "end": { "local": "1943-12-01T13:15:25+09:00", "utc": "1943-12-01T04:15:25Z", "ms": -823203875124.3472 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-12-02", "window": { "start": { "local": "1943-12-02T12:27:47+09:00", "utc": "1943-12-02T03:27:47Z", "ms": -823120332694.1475 }, "end": { "local": "1943-12-02T13:15:47+09:00", "utc": "1943-12-02T04:15:47Z", "ms": -823117452694.1475 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 15:39 on Wed 1 Dec to 13:19 on Thu 2 Dec.", "fact": "1943-12-01T06:38:35Z → 1943-12-02T04:18:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 1st, 12:28–13:16 on the 2nd.", "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 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: paraviddha → only-day · margin 191 s < 300 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Fuzhou, 1943: Thursday 2 December.", "fact": "confidence: boundary (margin)" } ], "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": "1943-12-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī (Mārgaśīrṣa) 1943 falls on Thursday 2 December. Pañcamī runs from 15:39 on Wed 1 Dec to 13:19 on Thu 2 Dec and covers all of madhyāhna that midday. It is 3 min 11 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-03", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 191, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 }, "end": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 }, "end": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-02", "window": { "start": { "local": "1943-12-02T12:27:47+09:00", "utc": "1943-12-02T03:27:47Z", "ms": -823120332694.1475 }, "end": { "local": "1943-12-02T13:15:47+09:00", "utc": "1943-12-02T04:15:47Z", "ms": -823117452694.1475 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-12-03", "window": { "start": { "local": "1943-12-03T12:28:10+09:00", "utc": "1943-12-03T03:28:10Z", "ms": -823033909636.7502 }, "end": { "local": "1943-12-03T13:16:10+09:00", "utc": "1943-12-03T04:16:10Z", "ms": -823031029636.7502 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 13:19 on Thu 2 Dec to 11:06 on Fri 3 Dec.", "fact": "1943-12-02T04:18:58Z → 1943-12-03T02:05:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 2nd, 12:28–13:16 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 191 s < 300 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Fuzhou, 1943: Friday 3 December.", "fact": "confidence: boundary (margin)" } ], "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": "1943-12-03", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Campā Ṣaṣṭhī 1943 falls on Friday 3 December. Ṣaṣṭhī runs from 13:19 on Thu 2 Dec to 11:06 on Fri 3 Dec, and reaches madhyāhna on neither day. It is 3 min 11 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-03", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 191, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 }, "end": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-02T13:18:58+09:00", "utc": "1943-12-02T04:18:58Z", "ms": -823117261886.3765 }, "end": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-02", "window": { "start": { "local": "1943-12-02T12:27:47+09:00", "utc": "1943-12-02T03:27:47Z", "ms": -823120332694.1475 }, "end": { "local": "1943-12-02T13:15:47+09:00", "utc": "1943-12-02T04:15:47Z", "ms": -823117452694.1475 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1943-12-03", "window": { "start": { "local": "1943-12-03T12:28:10+09:00", "utc": "1943-12-03T03:28:10Z", "ms": -823033909636.7502 }, "end": { "local": "1943-12-03T13:16:10+09:00", "utc": "1943-12-03T04:16:10Z", "ms": -823031029636.7502 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 13:19 on Thu 2 Dec to 11:06 on Fri 3 Dec.", "fact": "1943-12-02T04:18:58Z → 1943-12-03T02:05:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 2nd, 12:28–13:16 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 191 s < 300 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Fuzhou, 1943: Friday 3 December.", "fact": "confidence: boundary (margin)" } ], "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": "1943-12-03", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī 1943 falls on Friday 3 December. Ṣaṣṭhī runs from 13:19 on Thu 2 Dec to 11:06 on Fri 3 Dec, and reaches madhyāhna on neither day. It is 3 min 11 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4946, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 }, "end": { "local": "1943-12-04T09:01:34+09:00", "utc": "1943-12-04T00:01:34Z", "ms": -822959906363.4048 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-03T11:05:45+09:00", "utc": "1943-12-03T02:05:45Z", "ms": -823038855476.5049 }, "end": { "local": "1943-12-04T09:01:34+09:00", "utc": "1943-12-04T00:01:34Z", "ms": -822959906363.4048 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-03", "window": { "start": { "local": "1943-12-03T12:28:10+09:00", "utc": "1943-12-03T03:28:10Z", "ms": -823033909636.7502 }, "end": { "local": "1943-12-03T13:16:10+09:00", "utc": "1943-12-03T04:16:10Z", "ms": -823031029636.7502 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-12-04", "window": { "start": { "local": "1943-12-04T12:28:34+09:00", "utc": "1943-12-04T03:28:34Z", "ms": -822947485976.2886 }, "end": { "local": "1943-12-04T13:16:34+09:00", "utc": "1943-12-04T04:16:34Z", "ms": -822944605976.2886 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 11:06 on Fri 3 Dec to 09:02 on Sat 4 Dec.", "fact": "1943-12-03T02:05:45Z → 1943-12-04T00:01:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 3rd, 12:29–13:17 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 4946 s" }, { "step": "ruling", "text": "Mitra Saptamī, Fuzhou, 1943: Friday 3 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": "1943-12-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Mitra Saptamī 1943 falls on Friday 3 December. Saptamī runs from 11:06 on Fri 3 Dec to 09:02 on Sat 4 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/ekadashi?on=1943-12-07", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13085, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-12-07T03:58:33+09:00", "utc": "1943-12-06T18:58:33Z", "ms": -822718886669.4785 }, "end": { "local": "1943-12-08T02:45:27+09:00", "utc": "1943-12-07T17:45:27Z", "ms": -822636873240.037 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-07T03:58:33+09:00", "utc": "1943-12-06T18:58:33Z", "ms": -822718886669.4785 }, "end": { "local": "1943-12-08T02:45:27+09:00", "utc": "1943-12-07T17:45:27Z", "ms": -822636873240.037 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-12-07", "window": { "start": { "local": "1943-12-07T07:36:38+09:00", "utc": "1943-12-06T22:36:38Z", "ms": -822705801597.2383 }, "end": { "local": "1943-12-07T07:36:38+09:00", "utc": "1943-12-06T22:36:38Z", "ms": -822705801597.2383 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-12-08", "window": { "start": { "local": "1943-12-08T07:37:20+09:00", "utc": "1943-12-07T22:37:20Z", "ms": -822619359856.3534 }, "end": { "local": "1943-12-08T07:37:20+09:00", "utc": "1943-12-07T22:37:20Z", "ms": -822619359856.3534 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:59 on Tue 7 Dec to 02:45 on Wed 8 Dec.", "fact": "1943-12-06T18:58:33Z → 1943-12-07T17:45:27Z" }, { "step": "kaala", "text": "Sunrise is at 07:37 on the 7th and 07:37 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 7th and is not on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13085 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Fuzhou, 1943: Tuesday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Mokṣadā Ekādaśī 1943 falls on Tuesday 7 December. Ekādaśī runs from 03:59 on Tue 7 Dec to 02:45 on Wed 8 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-12-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35087, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1943-12-08T02:45:27+09:00", "utc": "1943-12-07T17:45:27Z", "ms": -822636873240.037 }, "end": { "local": "1943-12-09T01:49:55+09:00", "utc": "1943-12-08T16:49:55Z", "ms": -822553805026.2587 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-08T02:45:27+09:00", "utc": "1943-12-07T17:45:27Z", "ms": -822636873240.037 }, "end": { "local": "1943-12-09T01:49:55+09:00", "utc": "1943-12-08T16:49:55Z", "ms": -822553805026.2587 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-08", "window": { "start": { "local": "1943-12-08T12:30:14+09:00", "utc": "1943-12-08T03:30:14Z", "ms": -822601785777.2307 }, "end": { "local": "1943-12-08T13:18:14+09:00", "utc": "1943-12-08T04:18:14Z", "ms": -822598905777.2307 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-12-09", "window": { "start": { "local": "1943-12-09T12:30:41+09:00", "utc": "1943-12-09T03:30:41Z", "ms": -822515359455.5596 }, "end": { "local": "1943-12-09T13:18:41+09:00", "utc": "1943-12-09T04:18:41Z", "ms": -822512479455.5596 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 02:45 on Wed 8 Dec to 01:50 on Thu 9 Dec.", "fact": "1943-12-07T17:45:27Z → 1943-12-08T16:49:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 8th, 12:31–13:19 on the 9th.", "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 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: paraviddha → only-day · margin 35087 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Fuzhou, 1943: Wednesday 8 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": "1943-12-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Akhaṇḍa Dvādaśī 1943 falls on Wednesday 8 December. Dvādaśī runs from 02:45 on Wed 8 Dec to 01:50 on Thu 9 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/pradosha-vrata?on=1943-12-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18979, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-12-09T01:49:55+09:00", "utc": "1943-12-08T16:49:55Z", "ms": -822553805026.2587 }, "end": { "local": "1943-12-10T01:15:18+09:00", "utc": "1943-12-09T16:15:18Z", "ms": -822469481821.5028 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-09T01:49:55+09:00", "utc": "1943-12-08T16:49:55Z", "ms": -822553805026.2587 }, "end": { "local": "1943-12-10T01:15:18+09:00", "utc": "1943-12-09T16:15:18Z", "ms": -822469481821.5028 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-12-08", "window": { "start": { "local": "1943-12-08T18:11:08+09:00", "utc": "1943-12-08T09:11:08Z", "ms": -822581331698.1082 }, "end": { "local": "1943-12-08T19:58:43+09:00", "utc": "1943-12-08T10:58:43Z", "ms": -822574876621.3717 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1943-12-09", "window": { "start": { "local": "1943-12-09T18:11:20+09:00", "utc": "1943-12-09T09:11:20Z", "ms": -822494920288.534 }, "end": { "local": "1943-12-09T19:58:59+09:00", "utc": "1943-12-09T10:58:59Z", "ms": -822488461307.7173 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:50 on Thu 9 Dec to 01:15 on Fri 10 Dec.", "fact": "1943-12-08T16:49:55Z → 1943-12-09T16:15:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:11–19:59 on the 8th, 18:11–19:59 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 8th and 108 of 108 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 18979 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1943: Thursday 9 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1943 falls on Thursday 9 December. Trayodaśī runs from 01:50 on Thu 9 Dec to 01:15 on Fri 10 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18375, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1943-12-11T01:05:30+09:00", "utc": "1943-12-10T16:05:30Z", "ms": -822383670092.8704 }, "end": { "local": "1943-12-12T01:24:25+09:00", "utc": "1943-12-11T16:24:25Z", "ms": -822296134612.2424 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-11T01:05:30+09:00", "utc": "1943-12-10T16:05:30Z", "ms": -822383670092.8704 }, "end": { "local": "1943-12-12T01:24:25+09:00", "utc": "1943-12-11T16:24:25Z", "ms": -822296134612.2424 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-12-10", "window": { "start": { "local": "1943-12-10T18:11:33+09:00", "utc": "1943-12-10T09:11:33Z", "ms": -822408507412.9849 }, "end": { "local": "1943-12-10T19:59:15+09:00", "utc": "1943-12-10T10:59:15Z", "ms": -822402044800.8722 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1943-12-11", "window": { "start": { "local": "1943-12-11T18:11:47+09:00", "utc": "1943-12-11T09:11:47Z", "ms": -822322093084.3656 }, "end": { "local": "1943-12-11T19:59:33+09:00", "utc": "1943-12-11T10:59:33Z", "ms": -822315627116.8694 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:05 on Sat 11 Dec to 01:24 on Sun 12 Dec.", "fact": "1943-12-10T16:05:30Z → 1943-12-11T16:24:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:12–19:59 on the 10th, 18:12–20:00 on the 11th.", "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 10th and 108 of 108 on the 11th.", "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 18375 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Fuzhou, 1943: Saturday 11 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": "1943-12-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Dattātreyotpatti (Datta Jayanti) 1943 falls on Saturday 11 December. Pūrṇimā runs from 01:05 on Sat 11 Dec to 01:24 on Sun 12 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/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/1943/sankashta-chaturthi?on=1943-12-15", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32443, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-12-15T05:35:18+09:00", "utc": "1943-12-14T20:35:18Z", "ms": -822021882416.5082 }, "end": { "local": "1943-12-16T07:57:55+09:00", "utc": "1943-12-15T22:57:55Z", "ms": -821926925486.3698 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-15T05:35:18+09:00", "utc": "1943-12-14T20:35:18Z", "ms": -822021882416.5082 }, "end": { "local": "1943-12-16T07:57:55+09:00", "utc": "1943-12-15T22:57:55Z", "ms": -821926925486.3698 } }, "kaala": "moonrise", "days": [ { "local_date": "1943-12-14", "window": { "start": { "local": "1943-12-14T20:34:34+09:00", "utc": "1943-12-14T11:34:34Z", "ms": -822054325590.9801 }, "end": { "local": "1943-12-14T20:34:34+09:00", "utc": "1943-12-14T11:34:34Z", "ms": -822054325590.9801 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1943-12-15", "window": { "start": { "local": "1943-12-15T21:26:21+09:00", "utc": "1943-12-15T12:26:21Z", "ms": -821964818762.1163 }, "end": { "local": "1943-12-15T21:26:21+09:00", "utc": "1943-12-15T12:26:21Z", "ms": -821964818762.1163 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:35 on Wed 15 Dec to 07:58 on Thu 16 Dec.", "fact": "1943-12-14T20:35:18Z → 1943-12-15T22:57:55Z" }, { "step": "kaala", "text": "Moonrise is at 20:35 on the 14th and 21:26 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32443 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1943: Wednesday 15 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": "1943-12-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1943 falls on Wednesday 15 December. Caturthī runs from 05:35 on Wed 15 Dec to 07:58 on Thu 16 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/sankashta-chaturthi?on=1943-12-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/ekadashi?on=1943-12-23", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41409, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1943-12-22T20:16:16+09:00", "utc": "1943-12-22T11:16:16Z", "ms": -821364224295.166 }, "end": { "local": "1943-12-23T20:10:29+09:00", "utc": "1943-12-23T11:10:29Z", "ms": -821278170789.111 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-22T20:16:16+09:00", "utc": "1943-12-22T11:16:16Z", "ms": -821364224295.166 }, "end": { "local": "1943-12-23T20:10:29+09:00", "utc": "1943-12-23T11:10:29Z", "ms": -821278170789.111 } }, "kaala": "sunrise", "days": [ { "local_date": "1943-12-23", "window": { "start": { "local": "1943-12-23T07:46:25+09:00", "utc": "1943-12-22T22:46:25Z", "ms": -821322815162.7703 }, "end": { "local": "1943-12-23T07:46:25+09:00", "utc": "1943-12-22T22:46:25Z", "ms": -821322815162.7703 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1943-12-24", "window": { "start": { "local": "1943-12-24T07:46:54+09:00", "utc": "1943-12-23T22:46:54Z", "ms": -821236385957.1536 }, "end": { "local": "1943-12-24T07:46:54+09:00", "utc": "1943-12-23T22:46:54Z", "ms": -821236385957.1536 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:16 on Wed 22 Dec to 20:10 on Thu 23 Dec.", "fact": "1943-12-22T11:16:16Z → 1943-12-23T11:10:29Z" }, { "step": "kaala", "text": "Sunrise is at 07:46 on the 23rd and 07:47 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 23rd and is not on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 41409 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Fuzhou, 1943: Thursday 23 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-12-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Saphalā Ekādaśī 1943 falls on Thursday 23 December. Ekādaśī runs from 20:16 on Wed 22 Dec to 20:10 on Thu 23 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1943/ekadashi?on=1943-12-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/pradosha-vrata?on=1943-12-24", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2221, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1943-12-24T19:16:53+09:00", "utc": "1943-12-24T10:16:53Z", "ms": -821194986577.6329 }, "end": { "local": "1943-12-25T17:40:28+09:00", "utc": "1943-12-25T08:40:28Z", "ms": -821114372104.4689 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-24T19:16:53+09:00", "utc": "1943-12-24T10:16:53Z", "ms": -821194986577.6329 }, "end": { "local": "1943-12-25T17:40:28+09:00", "utc": "1943-12-25T08:40:28Z", "ms": -821114372104.4689 } }, "kaala": "pradosha", "days": [ { "local_date": "1943-12-24", "window": { "start": { "local": "1943-12-24T18:16:57+09:00", "utc": "1943-12-24T09:16:57Z", "ms": -821198583434.9421 }, "end": { "local": "1943-12-24T20:05:00+09:00", "utc": "1943-12-24T11:05:00Z", "ms": -821192100023.4501 } }, "covered_min": 48, "window_min": 108, "qualifies": true }, { "local_date": "1943-12-25", "window": { "start": { "local": "1943-12-25T18:17:29+09:00", "utc": "1943-12-25T09:17:29Z", "ms": -821112151055.2092 }, "end": { "local": "1943-12-25T20:05:32+09:00", "utc": "1943-12-25T11:05:32Z", "ms": -821105668364.3755 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:17 on Fri 24 Dec to 17:40 on Sat 25 Dec.", "fact": "1943-12-24T10:16:53Z → 1943-12-25T08:40:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:17–20:05 on the 24th, 18:17–20:06 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 48 of 108 minutes on the 24th and 0 of 108 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2221 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1943: Friday 24 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1943-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1943 falls on Friday 24 December. Trayodaśī runs from 19:17 on Fri 24 Dec to 17:40 on Sat 25 Dec and covers 48 of 108 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1943/pradosha-vrata?on=1943-12-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1943/shivaratri?on=1943-12-25", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25091, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1943-12-25T17:40:28+09:00", "utc": "1943-12-25T08:40:28Z", "ms": -821114372104.4689 }, "end": { "local": "1943-12-26T15:28:37+09:00", "utc": "1943-12-26T06:28:37Z", "ms": -821035883354.0381 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-25T17:40:28+09:00", "utc": "1943-12-25T08:40:28Z", "ms": -821114372104.4689 }, "end": { "local": "1943-12-26T15:28:37+09:00", "utc": "1943-12-26T06:28:37Z", "ms": -821035883354.0381 } }, "kaala": "nishita", "days": [ { "local_date": "1943-12-25", "window": { "start": { "local": "1943-12-26T00:38:39+09:00", "utc": "1943-12-25T15:38:39Z", "ms": -821089280964.5825 }, "end": { "local": "1943-12-26T01:26:39+09:00", "utc": "1943-12-25T16:26:39Z", "ms": -821086400964.5825 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-12-26", "window": { "start": { "local": "1943-12-27T00:39:09+09:00", "utc": "1943-12-26T15:39:09Z", "ms": -821002851346.2917 }, "end": { "local": "1943-12-27T01:27:09+09:00", "utc": "1943-12-26T16:27:09Z", "ms": -820999971346.2917 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:40 on Sat 25 Dec to 15:29 on Sun 26 Dec.", "fact": "1943-12-25T08:40:28Z → 1943-12-26T06:28:37Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:39–01:27 on the 25th, 00:39–01:27 on the 26th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25091 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1943: Saturday 25 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": "1943-12-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1943 falls on Saturday 25 December. Caturdaśī runs from 17:40 on Sat 25 Dec to 15:29 on Sun 26 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1943/shivaratri?on=1943-12-25", "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/1943/vinayaka-chaturthi?on=1943-12-30", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1943, "local_date": "1943-12-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32085, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1943-12-30T03:46:11+09:00", "utc": "1943-12-29T18:46:11Z", "ms": -820732429356.343 }, "end": { "local": "1943-12-31T00:50:32+09:00", "utc": "1943-12-30T15:50:32Z", "ms": -820656568002.7467 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1943-12-30T03:46:11+09:00", "utc": "1943-12-29T18:46:11Z", "ms": -820732429356.343 }, "end": { "local": "1943-12-31T00:50:32+09:00", "utc": "1943-12-30T15:50:32Z", "ms": -820656568002.7467 } }, "kaala": "madhyahna", "days": [ { "local_date": "1943-12-30", "window": { "start": { "local": "1943-12-30T12:40:55+09:00", "utc": "1943-12-30T03:40:55Z", "ms": -820700344636.0746 }, "end": { "local": "1943-12-30T13:28:55+09:00", "utc": "1943-12-30T04:28:55Z", "ms": -820697464636.0746 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1943-12-31", "window": { "start": { "local": "1943-12-31T12:41:25+09:00", "utc": "1943-12-31T03:41:25Z", "ms": -820613915230.467 }, "end": { "local": "1943-12-31T13:29:25+09:00", "utc": "1943-12-31T04:29:25Z", "ms": -820611035230.467 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:46 on Thu 30 Dec to 00:51 on Fri 31 Dec.", "fact": "1943-12-29T18:46:11Z → 1943-12-30T15:50:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 30th, 12:41–13:29 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32085 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1943: Thursday 30 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": "1943-12-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1943-12-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1943 falls on Thursday 30 December. Caturthī runs from 03:46 on Thu 30 Dec to 00:51 on Fri 31 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1943/vinayaka-chaturthi?on=1943-12-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }