{ "id": "/fuzhou/festivals/1927", "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": 1927, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-01-01", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35907, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-01-01T07:23:21+08:00", "utc": "1926-12-31T23:23:21Z", "ms": -1357000599371.2593 }, "end": { "local": "1927-01-02T07:01:52+08:00", "utc": "1927-01-01T23:01:52Z", "ms": -1356915488394.0464 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-01-01T07:23:21+08:00", "utc": "1926-12-31T23:23:21Z", "ms": -1357000599371.2593 }, "end": { "local": "1927-01-02T07:01:52+08:00", "utc": "1927-01-01T23:01:52Z", "ms": -1356915488394.0464 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-01-01", "window": { "start": { "local": "1927-01-01T17:21:48+08:00", "utc": "1927-01-01T09:21:48Z", "ms": -1356964692467.293 }, "end": { "local": "1927-01-01T19:09:37+08:00", "utc": "1927-01-01T11:09:37Z", "ms": -1356958223274.2546 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1927-01-02", "window": { "start": { "local": "1927-01-02T17:22:27+08:00", "utc": "1927-01-02T09:22:27Z", "ms": -1356878252721.5999 }, "end": { "local": "1927-01-02T19:10:13+08:00", "utc": "1927-01-02T11:10:13Z", "ms": -1356871786614.6116 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:23 on Sat 1 Jan to 07:02 on Sun 2 Jan.", "fact": "1926-12-31T23:23:21Z → 1927-01-01T23:01:52Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:22–19:10 on the 1st, 17:22–19:10 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 108 of 108 minutes on the 1st and 0 of 108 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 35907 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Saturday 1 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": "1927-01-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Saturday 1 January. Trayodaśī runs from 07:23 on Sat 1 Jan to 07:02 on Sun 2 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-01-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-01-02", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19859, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-01-02T07:01:52+08:00", "utc": "1927-01-01T23:01:52Z", "ms": -1356915488394.0464 }, "end": { "local": "1927-01-03T06:01:34+08:00", "utc": "1927-01-02T22:01:34Z", "ms": -1356832705694.0037 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-01-02T07:01:52+08:00", "utc": "1927-01-01T23:01:52Z", "ms": -1356915488394.0464 }, "end": { "local": "1927-01-03T06:01:34+08:00", "utc": "1927-01-02T22:01:34Z", "ms": -1356832705694.0037 } }, "kaala": "nishita", "days": [ { "local_date": "1927-01-01", "window": { "start": { "local": "1927-01-01T23:42:07+08:00", "utc": "1927-01-01T15:42:07Z", "ms": -1356941872993.3994 }, "end": { "local": "1927-01-02T00:30:07+08:00", "utc": "1927-01-01T16:30:07Z", "ms": -1356938992993.3994 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-01-02", "window": { "start": { "local": "1927-01-02T23:42:35+08:00", "utc": "1927-01-02T15:42:35Z", "ms": -1356855444820.394 }, "end": { "local": "1927-01-03T00:30:35+08:00", "utc": "1927-01-02T16:30:35Z", "ms": -1356852564820.394 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:02 on Sun 2 Jan to 06:02 on Mon 3 Jan.", "fact": "1927-01-01T23:01:52Z → 1927-01-02T22:01:34Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:42–00:30 on the 1st, 23:43–00:31 on the 2nd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19859 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Sunday 2 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-01-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Sunday 2 January. Caturdaśī runs from 07:02 on Sun 2 Jan to 06:02 on Mon 3 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-01-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-01-07", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23156, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-01-06T21:35:13+08:00", "utc": "1927-01-06T13:35:13Z", "ms": -1356517487176.116 }, "end": { "local": "1927-01-07T18:58:42+08:00", "utc": "1927-01-07T10:58:42Z", "ms": -1356440478414.9253 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-01-06T21:35:13+08:00", "utc": "1927-01-06T13:35:13Z", "ms": -1356517487176.116 }, "end": { "local": "1927-01-07T18:58:42+08:00", "utc": "1927-01-07T10:58:42Z", "ms": -1356440478414.9253 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-01-06", "window": { "start": { "local": "1927-01-06T11:44:19+08:00", "utc": "1927-01-06T03:44:19Z", "ms": -1356552941206.4624 }, "end": { "local": "1927-01-06T12:32:19+08:00", "utc": "1927-01-06T04:32:19Z", "ms": -1356550061206.4624 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-01-07", "window": { "start": { "local": "1927-01-07T11:44:46+08:00", "utc": "1927-01-07T03:44:46Z", "ms": -1356466514278.2 }, "end": { "local": "1927-01-07T12:32:46+08:00", "utc": "1927-01-07T04:32:46Z", "ms": -1356463634278.2 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:35 on Thu 6 Jan to 18:59 on Fri 7 Jan.", "fact": "1927-01-06T13:35:13Z → 1927-01-07T10:58:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 6th, 11:45–12:33 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23156 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Friday 7 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": "1927-01-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Friday 7 January. Caturthī runs from 21:35 on Thu 6 Jan to 18:59 on Fri 7 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-01-07", "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/1927/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33456, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-02-12T21:11:52+08:00", "utc": "1927-02-12T13:11:52Z", "ms": -1353322088226.9946 } }, "span": { "of": "transit", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 } }, "kaala": "sunset-day", "days": [ { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-13T17:30:23+08:00", "utc": "1927-01-13T09:30:23Z", "ms": -1355927377340.711 }, "end": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1927-01-15", "window": { "start": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 }, "end": { "local": "1927-01-15T17:31:54+08:00", "utc": "1927-01-15T09:31:54Z", "ms": -1355754485992.625 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1927-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 08:14 on Fri 14 Jan.", "fact": "1927-01-14T00:13:33Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 33456 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Friday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Fuzhou, 1927: Thursday 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": "1927-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1927-01-13", "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": "1927-01-13", "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 1927 falls on Thursday 13 January. It is kept the day before Pongal, which falls on Friday 14 January. The Sun enters Makara at 08:14 on Fri 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/1927/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/1927/ekadashi?on=1927-01-13", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-13", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 25, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-01-13T06:52:34+08:00", "utc": "1927-01-12T22:52:34Z", "ms": -1355965645617.2195 }, "end": { "local": "1927-01-14T05:58:37+08:00", "utc": "1927-01-13T21:58:37Z", "ms": -1355882482826.0027 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-01-13T06:52:34+08:00", "utc": "1927-01-12T22:52:34Z", "ms": -1355965645617.2195 }, "end": { "local": "1927-01-14T05:58:37+08:00", "utc": "1927-01-13T21:58:37Z", "ms": -1355882482826.0027 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-01-13", "window": { "start": { "local": "1927-01-13T06:52:09+08:00", "utc": "1927-01-12T22:52:09Z", "ms": -1355965670505.626 }, "end": { "local": "1927-01-13T06:52:09+08:00", "utc": "1927-01-12T22:52:09Z", "ms": -1355965670505.626 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-14T06:52:10+08:00", "utc": "1927-01-13T22:52:10Z", "ms": -1355879270149.1375 }, "end": { "local": "1927-01-14T06:52:10+08:00", "utc": "1927-01-13T22:52:10Z", "ms": -1355879270149.1375 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:53 on Thu 13 Jan to 05:59 on Fri 14 Jan.", "fact": "1927-01-12T22:52:34Z → 1927-01-13T21:58:37Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 13th and 06:52 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 not on the 14th.", "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 25 s < 300 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1927: Thursday 13 January.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-01-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-13", "confidence": "boundary" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1927 falls on Thursday 13 January. Ekādaśī runs from 06:53 on Thu 13 Jan to 05:59 on Fri 14 Jan, and is current at sunrise on neither day. It is 0 min 25 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-01-13", "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/1927/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33456, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-02-12T21:11:52+08:00", "utc": "1927-02-12T13:11:52Z", "ms": -1353322088226.9946 } }, "span": { "of": "transit", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 } }, "kaala": "sunset-day", "days": [ { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-13T17:30:23+08:00", "utc": "1927-01-13T09:30:23Z", "ms": -1355927377340.711 }, "end": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1927-01-15", "window": { "start": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 }, "end": { "local": "1927-01-15T17:31:54+08:00", "utc": "1927-01-15T09:31:54Z", "ms": -1355754485992.625 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 08:14 on Fri 14 Jan.", "fact": "1927-01-14T00:13:33Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 33456 s" }, { "step": "ruling", "text": "Pongal, Fuzhou, 1927: Friday 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": "1927-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1927-01-14", "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": "1927-01-14", "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 1927 falls on Friday 14 January. The Sun enters Makara at 08:14 on Fri 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/1927/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/1927/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29613, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-02-12T21:11:52+08:00", "utc": "1927-02-12T13:11:52Z", "ms": -1353322088226.9946 } }, "span": { "of": "transit", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 } }, "kaala": "civil-day", "days": [ { "local_date": "1927-01-13", "window": { "start": { "local": "1927-01-13T00:00:00+08:00", "utc": "1927-01-12T16:00:00Z", "ms": -1355990400000 }, "end": { "local": "1927-01-14T00:00:00+08:00", "utc": "1927-01-13T16:00:00Z", "ms": -1355904000000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-14T00:00:00+08:00", "utc": "1927-01-13T16:00:00Z", "ms": -1355904000000 }, "end": { "local": "1927-01-15T00:00:00+08:00", "utc": "1927-01-14T16:00:00Z", "ms": -1355817600000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 08:14 on Fri 14 Jan.", "fact": "1927-01-14T00:13:33Z · 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 29613 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Fuzhou, 1927: Friday 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": "1927-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1927-01-14", "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": "1927-01-14", "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 1927 falls on Friday 14 January. The Sun enters Makara at 08:14 on Fri 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33456, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-02-12T21:11:52+08:00", "utc": "1927-02-12T13:11:52Z", "ms": -1353322088226.9946 } }, "span": { "of": "transit", "start": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 }, "end": { "local": "1927-01-14T08:13:33+08:00", "utc": "1927-01-14T00:13:33Z", "ms": -1355874387412.273 } }, "kaala": "sunset-day", "days": [ { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-13T17:30:23+08:00", "utc": "1927-01-13T09:30:23Z", "ms": -1355927377340.711 }, "end": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1927-01-15", "window": { "start": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 }, "end": { "local": "1927-01-15T17:31:54+08:00", "utc": "1927-01-15T09:31:54Z", "ms": -1355754485992.625 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1927-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 08:14 on Fri 14 Jan.", "fact": "1927-01-14T00:13:33Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:31, and the day of the 15th ends at 17:32.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 33456 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Friday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Fuzhou, 1927: Saturday 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": "1927-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1927-01-15", "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": "1927-01-15", "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 1927 falls on Saturday 15 January. It is kept the day after Pongal, which falls on Friday 14 January. The Sun enters Makara at 08:14 on Fri 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/1927/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/1927/pradosha-vrata?on=1927-01-15", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36212, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-01-15T05:28:11+08:00", "utc": "1927-01-14T21:28:11Z", "ms": -1355797909027.995 }, "end": { "local": "1927-01-16T05:22:08+08:00", "utc": "1927-01-15T21:22:08Z", "ms": -1355711871995.8845 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-01-15T05:28:11+08:00", "utc": "1927-01-14T21:28:11Z", "ms": -1355797909027.995 }, "end": { "local": "1927-01-16T05:22:08+08:00", "utc": "1927-01-15T21:22:08Z", "ms": -1355711871995.8845 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-01-14", "window": { "start": { "local": "1927-01-14T17:31:08+08:00", "utc": "1927-01-14T09:31:08Z", "ms": -1355840931778.3948 }, "end": { "local": "1927-01-14T19:17:56+08:00", "utc": "1927-01-14T11:17:56Z", "ms": -1355834523717.6428 } }, "covered_min": 0, "window_min": 107, "qualifies": false }, { "local_date": "1927-01-15", "window": { "start": { "local": "1927-01-15T17:31:54+08:00", "utc": "1927-01-15T09:31:54Z", "ms": -1355754485992.625 }, "end": { "local": "1927-01-15T19:18:36+08:00", "utc": "1927-01-15T11:18:36Z", "ms": -1355748084396.9192 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:28 on Sat 15 Jan to 05:22 on Sun 16 Jan.", "fact": "1927-01-14T21:28:11Z → 1927-01-15T21:22:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:31–19:18 on the 14th, 17:32–19:19 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 107 minutes on the 14th and 107 of 107 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 36212 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Saturday 15 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": "1927-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Saturday 15 January. Trayodaśī runs from 05:28 on Sat 15 Jan to 05:22 on Sun 16 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-01-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-01-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28264, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-01-21T11:17:42+08:00", "utc": "1927-01-21T03:17:42Z", "ms": -1355258537941.229 }, "end": { "local": "1927-01-22T13:38:00+08:00", "utc": "1927-01-22T05:38:00Z", "ms": -1355163720041.1655 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-01-21T11:17:42+08:00", "utc": "1927-01-21T03:17:42Z", "ms": -1355258537941.229 }, "end": { "local": "1927-01-22T13:38:00+08:00", "utc": "1927-01-22T05:38:00Z", "ms": -1355163720041.1655 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-01-21", "window": { "start": { "local": "1927-01-21T20:37:37+08:00", "utc": "1927-01-21T12:37:37Z", "ms": -1355224942730.8242 }, "end": { "local": "1927-01-21T20:37:37+08:00", "utc": "1927-01-21T12:37:37Z", "ms": -1355224942730.8242 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-01-22", "window": { "start": { "local": "1927-01-22T21:29:04+08:00", "utc": "1927-01-22T13:29:04Z", "ms": -1355135455950.0608 }, "end": { "local": "1927-01-22T21:29:04+08:00", "utc": "1927-01-22T13:29:04Z", "ms": -1355135455950.0608 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:18 on Fri 21 Jan to 13:38 on Sat 22 Jan.", "fact": "1927-01-21T03:17:42Z → 1927-01-22T05:38:00Z" }, { "step": "kaala", "text": "Moonrise is at 20:38 on the 21st and 21:29 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28264 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Friday 21 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": "1927-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Friday 21 January. Caturthī runs from 11:18 on Fri 21 Jan to 13:38 on Sat 22 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-01-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-01-29", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21090, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-01-29T00:57:45+08:00", "utc": "1927-01-28T16:57:45Z", "ms": -1354604535415.0989 }, "end": { "local": "1927-01-30T00:47:08+08:00", "utc": "1927-01-29T16:47:08Z", "ms": -1354518772025.942 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-01-29T00:57:45+08:00", "utc": "1927-01-28T16:57:45Z", "ms": -1354604535415.0989 }, "end": { "local": "1927-01-30T00:47:08+08:00", "utc": "1927-01-29T16:47:08Z", "ms": -1354518772025.942 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-01-29", "window": { "start": { "local": "1927-01-29T06:49:15+08:00", "utc": "1927-01-28T22:49:15Z", "ms": -1354583445368.0154 }, "end": { "local": "1927-01-29T06:49:15+08:00", "utc": "1927-01-28T22:49:15Z", "ms": -1354583445368.0154 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-01-30", "window": { "start": { "local": "1927-01-30T06:48:51+08:00", "utc": "1927-01-29T22:48:51Z", "ms": -1354497068685.7173 }, "end": { "local": "1927-01-30T06:48:51+08:00", "utc": "1927-01-29T22:48:51Z", "ms": -1354497068685.7173 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:58 on Sat 29 Jan to 00:47 on Sun 30 Jan.", "fact": "1927-01-28T16:57:45Z → 1927-01-29T16:47:08Z" }, { "step": "kaala", "text": "Sunrise is at 06:49 on the 29th and 06:49 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 29th and is not on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21090 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Fuzhou, 1927: Saturday 29 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": "1927-01-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṣaṭtilā Ekādaśī 1927 falls on Saturday 29 January. Ekādaśī runs from 00:58 on Sat 29 Jan to 00:47 on Sun 30 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-01-29", "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/1927/pradosha-vrata?on=1927-01-31", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9412, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-01-30T23:48:33+08:00", "utc": "1927-01-30T15:48:33Z", "ms": -1354435886962.3496 }, "end": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-01-30T23:48:33+08:00", "utc": "1927-01-30T15:48:33Z", "ms": -1354435886962.3496 }, "end": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-01-30", "window": { "start": { "local": "1927-01-30T17:43:27+08:00", "utc": "1927-01-30T09:43:27Z", "ms": -1354457793267.8328 }, "end": { "local": "1927-01-30T19:28:07+08:00", "utc": "1927-01-30T11:28:07Z", "ms": -1354451513284.142 } }, "covered_min": 0, "window_min": 105, "qualifies": false }, { "local_date": "1927-01-31", "window": { "start": { "local": "1927-01-31T17:44:12+08:00", "utc": "1927-01-31T09:44:12Z", "ms": -1354371347942.5137 }, "end": { "local": "1927-01-31T19:28:43+08:00", "utc": "1927-01-31T11:28:43Z", "ms": -1354365077479.2258 } }, "covered_min": 105, "window_min": 105, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:49 on Sun 30 Jan to 22:06 on Mon 31 Jan.", "fact": "1927-01-30T15:48:33Z → 1927-01-31T14:05:35Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:43–19:28 on the 30th, 17:44–19:29 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 105 minutes on the 30th and 105 of 105 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 9412 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Monday 31 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Monday 31 January. Trayodaśī runs from 23:49 on Sun 30 Jan to 22:06 on Mon 31 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-01-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-01-31", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6392, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 }, "end": { "local": "1927-02-01T19:44:38+08:00", "utc": "1927-02-01T11:44:38Z", "ms": -1354277722234.0552 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 }, "end": { "local": "1927-02-01T19:44:38+08:00", "utc": "1927-02-01T11:44:38Z", "ms": -1354277722234.0552 } }, "kaala": "nishita", "days": [ { "local_date": "1927-01-31", "window": { "start": { "local": "1927-01-31T23:52:06+08:00", "utc": "1927-01-31T15:52:06Z", "ms": -1354349273705.1846 }, "end": { "local": "1927-02-01T00:40:06+08:00", "utc": "1927-01-31T16:40:06Z", "ms": -1354346393705.1846 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-02-01", "window": { "start": { "local": "1927-02-01T23:52:15+08:00", "utc": "1927-02-01T15:52:15Z", "ms": -1354262864887.3745 }, "end": { "local": "1927-02-02T00:40:15+08:00", "utc": "1927-02-01T16:40:15Z", "ms": -1354259984887.3745 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:06 on Mon 31 Jan to 19:45 on Tue 1 Feb.", "fact": "1927-01-31T14:05:35Z → 1927-02-01T11:44:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:52–00:40 on the 31st, 23:52–00:40 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 31st 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 6392 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Monday 31 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-01-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Monday 31 January. Caturdaśī runs from 22:06 on Mon 31 Jan to 19:45 on Tue 1 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-01-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25075, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 }, "end": { "local": "1927-02-01T19:44:38+08:00", "utc": "1927-02-01T11:44:38Z", "ms": -1354277722234.0552 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-01-31T22:05:35+08:00", "utc": "1927-01-31T14:05:35Z", "ms": -1354355665210.358 }, "end": { "local": "1927-02-01T19:44:38+08:00", "utc": "1927-02-01T11:44:38Z", "ms": -1354277722234.0552 } }, "kaala": "arunodaya", "days": [ { "local_date": "1927-02-01", "window": { "start": { "local": "1927-02-01T05:03:30+08:00", "utc": "1927-01-31T21:03:30Z", "ms": -1354330589931.1433 }, "end": { "local": "1927-02-01T06:48:01+08:00", "utc": "1927-01-31T22:48:01Z", "ms": -1354324319467.8555 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "1927-02-02", "window": { "start": { "local": "1927-02-02T05:03:12+08:00", "utc": "1927-02-01T21:03:12Z", "ms": -1354244207700.6802 }, "end": { "local": "1927-02-02T06:47:33+08:00", "utc": "1927-02-01T22:47:33Z", "ms": -1354237946905.5186 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:06 on Mon 31 Jan to 19:45 on Tue 1 Feb.", "fact": "1927-01-31T14:05:35Z → 1927-02-01T11:44:38Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:04–06:48 on the 1st, 05:03–06:48 on the 2nd.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 105 of 105 minutes on the 1st and 0 of 104 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25075 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Fuzhou, 1927: Tuesday 1 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": "1927-02-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Tarpaṇa 1927 falls on Tuesday 1 February. Caturdaśī runs from 22:06 on Mon 31 Jan to 19:45 on Tue 1 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17436, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-02-05T07:02:22+08:00", "utc": "1927-02-04T23:02:22Z", "ms": -1353977857802.311 }, "end": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-05T07:02:22+08:00", "utc": "1927-02-04T23:02:22Z", "ms": -1353977857802.311 }, "end": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-02-05", "window": { "start": { "local": "1927-02-05T11:52:59+08:00", "utc": "1927-02-05T03:52:59Z", "ms": -1353960421409.6758 }, "end": { "local": "1927-02-05T12:40:59+08:00", "utc": "1927-02-05T04:40:59Z", "ms": -1353957541409.6758 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-02-06", "window": { "start": { "local": "1927-02-06T11:53:04+08:00", "utc": "1927-02-06T03:53:04Z", "ms": -1353874016046.5957 }, "end": { "local": "1927-02-06T12:41:04+08:00", "utc": "1927-02-06T04:41:04Z", "ms": -1353871136046.5957 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:02 on Sat 5 Feb to 03:52 on Sun 6 Feb.", "fact": "1927-02-04T23:02:22Z → 1927-02-05T19:51:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 5th, 11:53–12:41 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17436 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Fuzhou, 1927: Saturday 5 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": "1927-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1927 falls on Saturday 5 February. Caturthī runs from 07:02 on Sat 5 Feb to 03:52 on Sun 6 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30006, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-02-05T07:02:22+08:00", "utc": "1927-02-04T23:02:22Z", "ms": -1353977857802.311 }, "end": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-05T07:02:22+08:00", "utc": "1927-02-04T23:02:22Z", "ms": -1353977857802.311 }, "end": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-02-04", "window": { "start": { "local": "1927-02-04T17:47:11+08:00", "utc": "1927-02-04T09:47:11Z", "ms": -1354025569403.956 }, "end": { "local": "1927-02-04T19:31:02+08:00", "utc": "1927-02-04T11:31:02Z", "ms": -1354019338449.2617 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1927-02-05", "window": { "start": { "local": "1927-02-05T17:47:54+08:00", "utc": "1927-02-05T09:47:54Z", "ms": -1353939125575.6028 }, "end": { "local": "1927-02-05T19:31:35+08:00", "utc": "1927-02-05T11:31:35Z", "ms": -1353932904829.9158 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:02 on Sat 5 Feb to 03:52 on Sun 6 Feb.", "fact": "1927-02-04T23:02:22Z → 1927-02-05T19:51:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:47–19:31 on the 4th, 17:48–19:32 on the 5th.", "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 104 minutes on the 4th and 104 of 104 on the 5th.", "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 30006 s" }, { "step": "ruling", "text": "Tila Caturthī, Fuzhou, 1927: Saturday 5 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": "1927-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Tila Caturthī 1927 falls on Saturday 5 February. Caturthī runs from 07:02 on Sat 5 Feb to 03:52 on Sun 6 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28883, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "end": { "local": "1927-02-07T00:59:30+08:00", "utc": "1927-02-06T16:59:30Z", "ms": -1353826830309.2124 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "end": { "local": "1927-02-07T00:59:30+08:00", "utc": "1927-02-06T16:59:30Z", "ms": -1353826830309.2124 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-02-06", "window": { "start": { "local": "1927-02-06T11:53:04+08:00", "utc": "1927-02-06T03:53:04Z", "ms": -1353874016046.5957 }, "end": { "local": "1927-02-06T12:41:04+08:00", "utc": "1927-02-06T04:41:04Z", "ms": -1353871136046.5957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-02-07", "window": { "start": { "local": "1927-02-07T11:53:08+08:00", "utc": "1927-02-07T03:53:08Z", "ms": -1353787611515.6934 }, "end": { "local": "1927-02-07T12:41:08+08:00", "utc": "1927-02-07T04:41:08Z", "ms": -1353784731515.6934 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 03:52 on Sun 6 Feb to 00:59 on Mon 7 Feb.", "fact": "1927-02-05T19:51:41Z → 1927-02-06T16:59:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 6th, 11:53–12:41 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 28883 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Fuzhou, 1927: Sunday 6 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": "1927-02-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Pañcamī 1927 falls on Sunday 6 February. Pañcamī runs from 03:52 on Sun 6 Feb to 00:59 on Mon 7 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28883, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "end": { "local": "1927-02-07T00:59:30+08:00", "utc": "1927-02-06T16:59:30Z", "ms": -1353826830309.2124 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-06T03:51:41+08:00", "utc": "1927-02-05T19:51:41Z", "ms": -1353902899200.3718 }, "end": { "local": "1927-02-07T00:59:30+08:00", "utc": "1927-02-06T16:59:30Z", "ms": -1353826830309.2124 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-02-06", "window": { "start": { "local": "1927-02-06T11:53:04+08:00", "utc": "1927-02-06T03:53:04Z", "ms": -1353874016046.5957 }, "end": { "local": "1927-02-06T12:41:04+08:00", "utc": "1927-02-06T04:41:04Z", "ms": -1353871136046.5957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-02-07", "window": { "start": { "local": "1927-02-07T11:53:08+08:00", "utc": "1927-02-07T03:53:08Z", "ms": -1353787611515.6934 }, "end": { "local": "1927-02-07T12:41:08+08:00", "utc": "1927-02-07T04:41:08Z", "ms": -1353784731515.6934 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 03:52 on Sun 6 Feb to 00:59 on Mon 7 Feb.", "fact": "1927-02-05T19:51:41Z → 1927-02-06T16:59:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 6th, 11:53–12:41 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28883 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Fuzhou, 1927: Sunday 6 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": "1927-02-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasanta Pañcamī 1927 falls on Sunday 6 February. Pañcamī runs from 03:52 on Sun 6 Feb to 00:59 on Mon 7 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23271, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-02-07T22:33:09+08:00", "utc": "1927-02-07T14:33:09Z", "ms": -1353749210737.796 }, "end": { "local": "1927-02-08T20:38:10+08:00", "utc": "1927-02-08T12:38:10Z", "ms": -1353669710153.4512 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-07T22:33:09+08:00", "utc": "1927-02-07T14:33:09Z", "ms": -1353749210737.796 }, "end": { "local": "1927-02-08T20:38:10+08:00", "utc": "1927-02-08T12:38:10Z", "ms": -1353669710153.4512 } }, "kaala": "arunodaya", "days": [ { "local_date": "1927-02-08", "window": { "start": { "local": "1927-02-08T05:01:01+08:00", "utc": "1927-02-07T21:01:01Z", "ms": -1353725939260.4 }, "end": { "local": "1927-02-08T06:44:21+08:00", "utc": "1927-02-07T22:44:21Z", "ms": -1353719739296.7473 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1927-02-09", "window": { "start": { "local": "1927-02-09T05:00:35+08:00", "utc": "1927-02-08T21:00:35Z", "ms": -1353639565229.789 }, "end": { "local": "1927-02-09T06:43:44+08:00", "utc": "1927-02-08T22:43:44Z", "ms": -1353633375829.5872 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 22:33 on Mon 7 Feb to 20:38 on Tue 8 Feb.", "fact": "1927-02-07T14:33:09Z → 1927-02-08T12:38:10Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:01–06:44 on the 8th, 05:01–06:44 on the 9th.", "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 8th and 0 of 103 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23271 s" }, { "step": "ruling", "text": "Ratha Saptamī, Fuzhou, 1927: Tuesday 8 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": "1927-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Ratha Saptamī 1927 falls on Tuesday 8 February. Saptamī runs from 22:33 on Mon 7 Feb to 20:38 on Tue 8 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-02-12", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42041, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-02-11T18:23:09+08:00", "utc": "1927-02-11T10:23:09Z", "ms": -1353418611418.4778 }, "end": { "local": "1927-02-12T18:44:53+08:00", "utc": "1927-02-12T10:44:53Z", "ms": -1353330907165.1697 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-11T18:23:09+08:00", "utc": "1927-02-11T10:23:09Z", "ms": -1353418611418.4778 }, "end": { "local": "1927-02-12T18:44:53+08:00", "utc": "1927-02-12T10:44:53Z", "ms": -1353330907165.1697 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-02-11", "window": { "start": { "local": "1927-02-11T06:42:27+08:00", "utc": "1927-02-10T22:42:27Z", "ms": -1353460652529.6235 }, "end": { "local": "1927-02-11T06:42:27+08:00", "utc": "1927-02-10T22:42:27Z", "ms": -1353460652529.6235 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-02-12", "window": { "start": { "local": "1927-02-12T06:41:47+08:00", "utc": "1927-02-11T22:41:47Z", "ms": -1353374292645.8809 }, "end": { "local": "1927-02-12T06:41:47+08:00", "utc": "1927-02-11T22:41:47Z", "ms": -1353374292645.8809 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:23 on Fri 11 Feb to 18:45 on Sat 12 Feb.", "fact": "1927-02-11T10:23:09Z → 1927-02-12T10:44:53Z" }, { "step": "kaala", "text": "Sunrise is at 06:42 on the 11th and 06:42 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 42041 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Fuzhou, 1927: Saturday 12 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": "1927-02-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Jayā Ekādaśī 1927 falls on Saturday 12 February. Ekādaśī runs from 18:23 on Fri 11 Feb to 18:45 on Sat 12 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-02-12", "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/1927/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21814, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-02-12T18:44:53+08:00", "utc": "1927-02-12T10:44:53Z", "ms": -1353330907165.1697 }, "end": { "local": "1927-02-13T19:34:48+08:00", "utc": "1927-02-13T11:34:48Z", "ms": -1353241512462.557 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-12T18:44:53+08:00", "utc": "1927-02-12T10:44:53Z", "ms": -1353330907165.1697 }, "end": { "local": "1927-02-13T19:34:48+08:00", "utc": "1927-02-13T11:34:48Z", "ms": -1353241512462.557 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-02-12", "window": { "start": { "local": "1927-02-12T11:53:19+08:00", "utc": "1927-02-12T03:53:19Z", "ms": -1353355601165.438 }, "end": { "local": "1927-02-12T12:41:19+08:00", "utc": "1927-02-12T04:41:19Z", "ms": -1353352721165.438 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-02-13", "window": { "start": { "local": "1927-02-13T11:53:19+08:00", "utc": "1927-02-13T03:53:19Z", "ms": -1353269201494.9941 }, "end": { "local": "1927-02-13T12:41:19+08:00", "utc": "1927-02-13T04:41:19Z", "ms": -1353266321494.9941 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:45 on Sat 12 Feb to 19:35 on Sun 13 Feb.", "fact": "1927-02-12T10:44:53Z → 1927-02-13T11:34:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 12th, 11:53–12:41 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21814 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Fuzhou, 1927: Sunday 13 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": "1927-02-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhīṣma Dvādaśī 1927 falls on Sunday 13 February. Dvādaśī runs from 18:45 on Sat 12 Feb to 19:35 on Sun 13 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-02-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-14", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 58, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-02-13T19:34:48+08:00", "utc": "1927-02-13T11:34:48Z", "ms": -1353241512462.557 }, "end": { "local": "1927-02-14T20:49:06+08:00", "utc": "1927-02-14T12:49:06Z", "ms": -1353150653808.383 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-13T19:34:48+08:00", "utc": "1927-02-13T11:34:48Z", "ms": -1353241512462.557 }, "end": { "local": "1927-02-14T20:49:06+08:00", "utc": "1927-02-14T12:49:06Z", "ms": -1353150653808.383 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-02-13", "window": { "start": { "local": "1927-02-13T17:53:31+08:00", "utc": "1927-02-13T09:53:31Z", "ms": -1353247589085.8381 }, "end": { "local": "1927-02-13T19:35:46+08:00", "utc": "1927-02-13T11:35:46Z", "ms": -1353241454044.6616 } }, "covered_min": 1, "window_min": 102, "qualifies": true }, { "local_date": "1927-02-14", "window": { "start": { "local": "1927-02-14T17:54:11+08:00", "utc": "1927-02-14T09:54:11Z", "ms": -1353161148917.7097 }, "end": { "local": "1927-02-14T19:36:15+08:00", "utc": "1927-02-14T11:36:15Z", "ms": -1353155025026.8975 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:35 on Sun 13 Feb to 20:49 on Mon 14 Feb.", "fact": "1927-02-13T11:34:48Z → 1927-02-14T12:49:06Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:54–19:36 on the 13th, 17:54–19:36 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 1 of 102 minutes on the 13th and 102 of 102 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 58 s < 300 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Monday 14 February.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-02-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-14", "confidence": "boundary" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Monday 14 February. Trayodaśī runs from 19:35 on Sun 13 Feb to 20:49 on Mon 14 Feb and covers all of pradoṣa that evening. It also reaches the previous evening for 1 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 58 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-02-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34990, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-02-15T22:24:26+08:00", "utc": "1927-02-15T14:24:26Z", "ms": -1353058534308.5347 }, "end": { "local": "1927-02-17T00:17:55+08:00", "utc": "1927-02-16T16:17:55Z", "ms": -1352965325250.1382 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1927-02-15T22:24:26+08:00", "utc": "1927-02-15T14:24:26Z", "ms": -1353058534308.5347 }, "end": { "local": "1927-02-17T00:17:55+08:00", "utc": "1927-02-16T16:17:55Z", "ms": -1352965325250.1382 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-02-15", "window": { "start": { "local": "1927-02-15T11:53:16+08:00", "utc": "1927-02-15T03:53:16Z", "ms": -1353096404458.8013 }, "end": { "local": "1927-02-15T12:41:16+08:00", "utc": "1927-02-15T04:41:16Z", "ms": -1353093524458.8013 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-02-16", "window": { "start": { "local": "1927-02-16T11:53:13+08:00", "utc": "1927-02-16T03:53:13Z", "ms": -1353010007064.7905 }, "end": { "local": "1927-02-16T12:41:13+08:00", "utc": "1927-02-16T04:41:13Z", "ms": -1353007127064.7905 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:24 on Tue 15 Feb to 00:18 on Thu 17 Feb.", "fact": "1927-02-15T14:24:26Z → 1927-02-16T16:17:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 15th, 11:53–12:41 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34990 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Fuzhou, 1927: Wednesday 16 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": "1927-02-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Māghī Pūrṇimā 1927 falls on Wednesday 16 February. Pūrṇimā runs from 22:24 on Tue 15 Feb to 00:18 on Thu 17 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-02-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39892, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-02-20T07:18:17+08:00", "utc": "1927-02-19T23:18:17Z", "ms": -1352680902593.4688 }, "end": { "local": "1927-02-21T09:50:11+08:00", "utc": "1927-02-21T01:50:11Z", "ms": -1352585389423.2307 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-02-20T07:18:17+08:00", "utc": "1927-02-19T23:18:17Z", "ms": -1352680902593.4688 }, "end": { "local": "1927-02-21T09:50:11+08:00", "utc": "1927-02-21T01:50:11Z", "ms": -1352585389423.2307 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-02-19", "window": { "start": { "local": "1927-02-19T20:13:26+08:00", "utc": "1927-02-19T12:13:26Z", "ms": -1352720794175.3071 }, "end": { "local": "1927-02-19T20:13:26+08:00", "utc": "1927-02-19T12:13:26Z", "ms": -1352720794175.3071 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-02-20", "window": { "start": { "local": "1927-02-20T21:03:48+08:00", "utc": "1927-02-20T13:03:48Z", "ms": -1352631372084.3538 }, "end": { "local": "1927-02-20T21:03:48+08:00", "utc": "1927-02-20T13:03:48Z", "ms": -1352631372084.3538 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:18 on Sun 20 Feb to 09:50 on Mon 21 Feb.", "fact": "1927-02-19T23:18:17Z → 1927-02-21T01:50:11Z" }, { "step": "kaala", "text": "Moonrise is at 20:13 on the 19th and 21:04 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 39892 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Sunday 20 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": "1927-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Sunday 20 February. Caturthī runs from 07:18 on Sun 20 Feb to 09:50 on Mon 21 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-02-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-02-28", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-02-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32359, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-02-27T16:51:53+08:00", "utc": "1927-02-27T08:51:53Z", "ms": -1352041686534.568 }, "end": { "local": "1927-02-28T15:28:08+08:00", "utc": "1927-02-28T07:28:08Z", "ms": -1351960311826.9504 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-02-27T16:51:53+08:00", "utc": "1927-02-27T08:51:53Z", "ms": -1352041686534.568 }, "end": { "local": "1927-02-28T15:28:08+08:00", "utc": "1927-02-28T07:28:08Z", "ms": -1351960311826.9504 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-02-27", "window": { "start": { "local": "1927-02-27T06:29:44+08:00", "utc": "1927-02-26T22:29:44Z", "ms": -1352079015699.7632 }, "end": { "local": "1927-02-27T06:29:44+08:00", "utc": "1927-02-26T22:29:44Z", "ms": -1352079015699.7632 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-02-28", "window": { "start": { "local": "1927-02-28T06:28:49+08:00", "utc": "1927-02-27T22:28:49Z", "ms": -1351992670713.9695 }, "end": { "local": "1927-02-28T06:28:49+08:00", "utc": "1927-02-27T22:28:49Z", "ms": -1351992670713.9695 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:52 on Sun 27 Feb to 15:28 on Mon 28 Feb.", "fact": "1927-02-27T08:51:53Z → 1927-02-28T07:28:08Z" }, { "step": "kaala", "text": "Sunrise is at 06:30 on the 27th and 06:29 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 32359 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Fuzhou, 1927: Monday 28 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-02-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-02-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Ekādaśī 1927 falls on Monday 28 February. Ekādaśī runs from 16:52 on Sun 27 Feb to 15:28 on Mon 28 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-02-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-01", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17144, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-03-01T13:17:40+08:00", "utc": "1927-03-01T05:17:40Z", "ms": -1351881739906.0818 }, "end": { "local": "1927-03-02T10:27:17+08:00", "utc": "1927-03-02T02:27:17Z", "ms": -1351805562923.1287 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-01T13:17:40+08:00", "utc": "1927-03-01T05:17:40Z", "ms": -1351881739906.0818 }, "end": { "local": "1927-03-02T10:27:17+08:00", "utc": "1927-03-02T02:27:17Z", "ms": -1351805562923.1287 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-03-01", "window": { "start": { "local": "1927-03-01T18:03:24+08:00", "utc": "1927-03-01T10:03:24Z", "ms": -1351864596297.8325 }, "end": { "local": "1927-03-01T19:42:32+08:00", "utc": "1927-03-01T11:42:32Z", "ms": -1351858647832.208 } }, "covered_min": 99, "window_min": 99, "qualifies": true }, { "local_date": "1927-03-02", "window": { "start": { "local": "1927-03-02T18:03:57+08:00", "utc": "1927-03-02T10:03:57Z", "ms": -1351778162563.8591 }, "end": { "local": "1927-03-02T19:42:54+08:00", "utc": "1927-03-02T11:42:54Z", "ms": -1351772226199.853 } }, "covered_min": 0, "window_min": 99, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:18 on Tue 1 Mar to 10:27 on Wed 2 Mar.", "fact": "1927-03-01T05:17:40Z → 1927-03-02T02:27:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:03–19:43 on the 1st, 18:04–19:43 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 99 of 99 minutes on the 1st and 0 of 99 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17144 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Tuesday 1 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Tuesday 1 March. Trayodaśī runs from 13:18 on Tue 1 Mar to 10:27 on Wed 2 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23225, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-03-02T10:27:17+08:00", "utc": "1927-03-02T02:27:17Z", "ms": -1351805562923.1287 }, "end": { "local": "1927-03-03T07:06:04+08:00", "utc": "1927-03-02T23:06:04Z", "ms": -1351731236357.0776 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-02T10:27:17+08:00", "utc": "1927-03-02T02:27:17Z", "ms": -1351805562923.1287 }, "end": { "local": "1927-03-03T07:06:04+08:00", "utc": "1927-03-02T23:06:04Z", "ms": -1351731236357.0776 } }, "kaala": "nishita", "days": [ { "local_date": "1927-03-01", "window": { "start": { "local": "1927-03-01T23:51:10+08:00", "utc": "1927-03-01T15:51:10Z", "ms": -1351843729551.7405 }, "end": { "local": "1927-03-02T00:39:10+08:00", "utc": "1927-03-01T16:39:10Z", "ms": -1351840849551.7405 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-03-02", "window": { "start": { "local": "1927-03-02T23:50:59+08:00", "utc": "1927-03-02T15:50:59Z", "ms": -1351757341198.8364 }, "end": { "local": "1927-03-03T00:38:59+08:00", "utc": "1927-03-02T16:38:59Z", "ms": -1351754461198.8364 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:27 on Wed 2 Mar to 07:06 on Thu 3 Mar.", "fact": "1927-03-02T02:27:17Z → 1927-03-02T23:06:04Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:51–00:39 on the 1st, 23:51–00:39 on the 2nd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "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 23225 s" }, { "step": "ruling", "text": "Mahāśivarātri, Fuzhou, 1927: Wednesday 2 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "maha-shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Mahasivaratri (nisithavyapini) — In some opinion it is to be observed on nisitha and in some opinion on pradosa. If occurs on two successive nisithas then according to Hemadri it is to be observed on the first day and according to Madhava, to be observed on the second day" } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "disputed", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāśivarātri 1927 falls on Wednesday 2 March. Caturdaśī runs from 10:27 on Wed 2 Mar to 07:06 on Thu 3 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-03-07", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1468, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-03-06T16:12:20+08:00", "utc": "1927-03-06T08:12:20Z", "ms": -1351439259577.29 }, "end": { "local": "1927-03-07T13:02:51+08:00", "utc": "1927-03-07T05:02:51Z", "ms": -1351364228814.3906 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-06T16:12:20+08:00", "utc": "1927-03-06T08:12:20Z", "ms": -1351439259577.29 }, "end": { "local": "1927-03-07T13:02:51+08:00", "utc": "1927-03-07T05:02:51Z", "ms": -1351364228814.3906 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-03-06", "window": { "start": { "local": "1927-03-06T11:50:37+08:00", "utc": "1927-03-06T03:50:37Z", "ms": -1351454962888.109 }, "end": { "local": "1927-03-06T12:38:37+08:00", "utc": "1927-03-06T04:38:37Z", "ms": -1351452082888.109 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-03-07", "window": { "start": { "local": "1927-03-07T11:50:23+08:00", "utc": "1927-03-07T03:50:23Z", "ms": -1351368576597.6384 }, "end": { "local": "1927-03-07T12:38:23+08:00", "utc": "1927-03-07T04:38:23Z", "ms": -1351365696597.6384 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:12 on Sun 6 Mar to 13:03 on Mon 7 Mar.", "fact": "1927-03-06T08:12:20Z → 1927-03-07T05:02:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 6th, 11:50–12:38 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1468 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Monday 7 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": "1927-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Monday 7 March. Caturthī runs from 16:12 on Sun 6 Mar to 13:03 on Mon 7 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-03-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-03-14", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6913, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-03-13T08:11:12+08:00", "utc": "1927-03-13T00:11:12Z", "ms": -1350863327690.391 }, "end": { "local": "1927-03-14T09:39:22+08:00", "utc": "1927-03-14T01:39:22Z", "ms": -1350771638372.7266 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-13T08:11:12+08:00", "utc": "1927-03-13T00:11:12Z", "ms": -1350863327690.391 }, "end": { "local": "1927-03-14T09:39:22+08:00", "utc": "1927-03-14T01:39:22Z", "ms": -1350771638372.7266 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-03-13", "window": { "start": { "local": "1927-03-13T06:16:00+08:00", "utc": "1927-03-12T22:16:00Z", "ms": -1350870240401.041 }, "end": { "local": "1927-03-13T06:16:00+08:00", "utc": "1927-03-12T22:16:00Z", "ms": -1350870240401.041 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-03-14", "window": { "start": { "local": "1927-03-14T06:14:57+08:00", "utc": "1927-03-13T22:14:57Z", "ms": -1350783902903.6814 }, "end": { "local": "1927-03-14T06:14:57+08:00", "utc": "1927-03-13T22:14:57Z", "ms": -1350783902903.6814 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:11 on Sun 13 Mar to 09:39 on Mon 14 Mar.", "fact": "1927-03-13T00:11:12Z → 1927-03-14T01:39:22Z" }, { "step": "kaala", "text": "Sunrise is at 06:16 on the 13th and 06:15 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 6913 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Fuzhou, 1927: Monday 14 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": "1927-03-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Āmalakī Ekādaśī 1927 falls on Monday 14 March. Ekādaśī runs from 08:11 on Sun 13 Mar to 09:39 on Mon 14 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-03-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-15", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16299, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-03-15T11:31:11+08:00", "utc": "1927-03-15T03:31:11Z", "ms": -1350678528927.4976 }, "end": { "local": "1927-03-16T13:39:36+08:00", "utc": "1927-03-16T05:39:36Z", "ms": -1350584423917.8364 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-15T11:31:11+08:00", "utc": "1927-03-15T03:31:11Z", "ms": -1350678528927.4976 }, "end": { "local": "1927-03-16T13:39:36+08:00", "utc": "1927-03-16T05:39:36Z", "ms": -1350584423917.8364 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-03-15", "window": { "start": { "local": "1927-03-15T18:10:45+08:00", "utc": "1927-03-15T10:10:45Z", "ms": -1350654554763.9072 }, "end": { "local": "1927-03-15T19:47:02+08:00", "utc": "1927-03-15T11:47:02Z", "ms": -1350648777977.7004 } }, "covered_min": 96, "window_min": 96, "qualifies": true }, { "local_date": "1927-03-16", "window": { "start": { "local": "1927-03-16T18:11:15+08:00", "utc": "1927-03-16T10:11:15Z", "ms": -1350568125408.752 }, "end": { "local": "1927-03-16T19:47:19+08:00", "utc": "1927-03-16T11:47:19Z", "ms": -1350562360990.0813 } }, "covered_min": 0, "window_min": 96, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:31 on Tue 15 Mar to 13:40 on Wed 16 Mar.", "fact": "1927-03-15T03:31:11Z → 1927-03-16T05:39:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:11–19:47 on the 15th, 18:11–19:47 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 96 of 96 minutes on the 15th and 0 of 96 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16299 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Tuesday 15 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": "1927-03-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Tuesday 15 March. Trayodaśī runs from 11:31 on Tue 15 Mar to 13:40 on Wed 16 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-18", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 660, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-03-17T15:58:45+08:00", "utc": "1927-03-17T07:58:45Z", "ms": -1350489675215.9053 }, "end": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-17T15:58:45+08:00", "utc": "1927-03-17T07:58:45Z", "ms": -1350489675215.9053 }, "end": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 } }, "kaala": "sayahna", "days": [ { "local_date": "1927-03-17", "window": { "start": { "local": "1927-03-17T15:47:45+08:00", "utc": "1927-03-17T07:47:45Z", "ms": -1350490335469.11 }, "end": { "local": "1927-03-17T18:11:44+08:00", "utc": "1927-03-17T10:11:44Z", "ms": -1350481696269.2073 } }, "covered_min": 133, "window_min": 144, "qualifies": true }, { "local_date": "1927-03-18", "window": { "start": { "local": "1927-03-18T15:47:55+08:00", "utc": "1927-03-18T07:47:55Z", "ms": -1350403925044.5754 }, "end": { "local": "1927-03-18T18:12:13+08:00", "utc": "1927-03-18T10:12:13Z", "ms": -1350395267328.2148 } }, "covered_min": 144, "window_min": 144, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar.", "fact": "1927-03-17T07:58:45Z → 1927-03-18T10:24:01Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:48–18:12 on the 17th, 15:48–18:12 on the 18th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 133 of 144 minutes on the 17th and 144 of 144 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 660 s" }, { "step": "ruling", "text": "Holikā Dahana, Fuzhou, 1927: Friday 18 March.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-18", "confidence": "boundary" } ], "quote": "In Fuzhou, Holikā Dahana 1927 falls on Friday 18 March. Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar and covers all of sāyāhna that late afternoon. It also reaches the previous late afternoon for 133 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/1927/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/1927/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-19", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 660, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-03-17T15:58:45+08:00", "utc": "1927-03-17T07:58:45Z", "ms": -1350489675215.9053 }, "end": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1927-03-17T15:58:45+08:00", "utc": "1927-03-17T07:58:45Z", "ms": -1350489675215.9053 }, "end": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 } }, "kaala": "sayahna", "days": [ { "local_date": "1927-03-17", "window": { "start": { "local": "1927-03-17T15:47:45+08:00", "utc": "1927-03-17T07:47:45Z", "ms": -1350490335469.11 }, "end": { "local": "1927-03-17T18:11:44+08:00", "utc": "1927-03-17T10:11:44Z", "ms": -1350481696269.2073 } }, "covered_min": 133, "window_min": 144, "qualifies": true }, { "local_date": "1927-03-18", "window": { "start": { "local": "1927-03-18T15:47:55+08:00", "utc": "1927-03-18T07:47:55Z", "ms": -1350403925044.5754 }, "end": { "local": "1927-03-18T18:12:13+08:00", "utc": "1927-03-18T10:12:13Z", "ms": -1350395267328.2148 } }, "covered_min": 144, "window_min": 144, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1927-03-18", "days": 1 }, "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar.", "fact": "1927-03-17T07:58:45Z → 1927-03-18T10:24:01Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:48–18:12 on the 17th, 15:48–18:12 on the 18th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 133 of 144 minutes on the 17th and 144 of 144 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 660 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Friday 18 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Fuzhou, 1927: Saturday 19 March.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-19", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-19", "confidence": "boundary" } ], "quote": "In Fuzhou, Holī 1927 falls on Saturday 19 March. It is kept the day after Holikā Dahana, which falls on Friday 18 March. Pūrṇimā runs from 15:59 on Thu 17 Mar to 18:24 on Fri 18 Mar and covers all of sāyāhna on the 18th. It also reaches the previous late afternoon for 133 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/1927/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/1927/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33420, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 }, "end": { "local": "1927-03-19T20:51:36+08:00", "utc": "1927-03-19T12:51:36Z", "ms": -1350299304034.764 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-18T18:24:01+08:00", "utc": "1927-03-18T10:24:01Z", "ms": -1350394558768.3906 }, "end": { "local": "1927-03-19T20:51:36+08:00", "utc": "1927-03-19T12:51:36Z", "ms": -1350299304034.764 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-03-19", "window": { "start": { "local": "1927-03-19T06:09:40+08:00", "utc": "1927-03-18T22:09:40Z", "ms": -1350352219761.507 }, "end": { "local": "1927-03-19T06:09:40+08:00", "utc": "1927-03-18T22:09:40Z", "ms": -1350352219761.507 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-03-20", "window": { "start": { "local": "1927-03-20T06:08:36+08:00", "utc": "1927-03-19T22:08:36Z", "ms": -1350265883793.567 }, "end": { "local": "1927-03-20T06:08:36+08:00", "utc": "1927-03-19T22:08:36Z", "ms": -1350265883793.567 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 18:24 on Fri 18 Mar to 20:52 on Sat 19 Mar.", "fact": "1927-03-18T10:24:01Z → 1927-03-19T12:51:36Z" }, { "step": "kaala", "text": "Sunrise is at 06:10 on the 19th and 06:09 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33420 s" }, { "step": "ruling", "text": "Vasantotsava, Fuzhou, 1927: Saturday 19 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vasantotsava", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 1 Vasantotsava (current at sunrise, if occurs on two successive days, it is to be observed on the first day)." } ], "kaala": "sunrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Vasantotsava 1927 falls on Saturday 19 March. Pratipadā runs from 18:24 on Fri 18 Mar to 20:52 on Sat 19 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-03-22", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17774, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-03-22T01:37:20+08:00", "utc": "1927-03-21T17:37:20Z", "ms": -1350109360367.7322 }, "end": { "local": "1927-03-23T03:44:31+08:00", "utc": "1927-03-22T19:44:31Z", "ms": -1350015329224.806 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-22T01:37:20+08:00", "utc": "1927-03-21T17:37:20Z", "ms": -1350109360367.7322 }, "end": { "local": "1927-03-23T03:44:31+08:00", "utc": "1927-03-22T19:44:31Z", "ms": -1350015329224.806 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-03-21", "window": { "start": { "local": "1927-03-21T20:41:05+08:00", "utc": "1927-03-21T12:41:05Z", "ms": -1350127134702.8467 }, "end": { "local": "1927-03-21T20:41:05+08:00", "utc": "1927-03-21T12:41:05Z", "ms": -1350127134702.8467 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-03-22", "window": { "start": { "local": "1927-03-22T21:33:24+08:00", "utc": "1927-03-22T13:33:24Z", "ms": -1350037595852.5508 }, "end": { "local": "1927-03-22T21:33:24+08:00", "utc": "1927-03-22T13:33:24Z", "ms": -1350037595852.5508 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:37 on Tue 22 Mar to 03:45 on Wed 23 Mar.", "fact": "1927-03-21T17:37:20Z → 1927-03-22T19:44:31Z" }, { "step": "kaala", "text": "Moonrise is at 20:41 on the 21st and 21:33 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 21st and is on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17774 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Tuesday 22 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": "1927-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Tuesday 22 March. Caturthī runs from 01:37 on Tue 22 Mar to 03:45 on Wed 23 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15269, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-03-26T07:30:35+08:00", "utc": "1927-03-25T23:30:35Z", "ms": -1349742564566.8606 }, "end": { "local": "1927-03-27T07:27:52+08:00", "utc": "1927-03-26T23:27:52Z", "ms": -1349656327568.5435 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-26T07:30:35+08:00", "utc": "1927-03-25T23:30:35Z", "ms": -1349742564566.8606 }, "end": { "local": "1927-03-27T07:27:52+08:00", "utc": "1927-03-26T23:27:52Z", "ms": -1349656327568.5435 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-03-26", "window": { "start": { "local": "1927-03-26T11:45:04+08:00", "utc": "1927-03-26T03:45:04Z", "ms": -1349727295518.8071 }, "end": { "local": "1927-03-26T12:33:04+08:00", "utc": "1927-03-26T04:33:04Z", "ms": -1349724415518.8071 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-03-27", "window": { "start": { "local": "1927-03-27T11:44:46+08:00", "utc": "1927-03-27T03:44:46Z", "ms": -1349640913804.414 }, "end": { "local": "1927-03-27T12:32:46+08:00", "utc": "1927-03-27T04:32:46Z", "ms": -1349638033804.414 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 07:31 on Sat 26 Mar to 07:28 on Sun 27 Mar.", "fact": "1927-03-25T23:30:35Z → 1927-03-26T23:27:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 26th, 11:45–12:33 on the 27th.", "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 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 15269 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Fuzhou, 1927: Saturday 26 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitalashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Sitalastami, (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalāṣṭamī 1927 falls on Saturday 26 March. Aṣṭamī runs from 07:31 on Sat 26 Mar to 07:28 on Sun 27 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-03-29", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3542, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-03-29T04:59:55+08:00", "utc": "1927-03-28T20:59:55Z", "ms": -1349492404966.1458 }, "end": { "local": "1927-03-30T02:37:47+08:00", "utc": "1927-03-29T18:37:47Z", "ms": -1349414533047.9126 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-29T04:59:55+08:00", "utc": "1927-03-28T20:59:55Z", "ms": -1349492404966.1458 }, "end": { "local": "1927-03-30T02:37:47+08:00", "utc": "1927-03-29T18:37:47Z", "ms": -1349414533047.9126 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-03-29", "window": { "start": { "local": "1927-03-29T05:58:57+08:00", "utc": "1927-03-28T21:58:57Z", "ms": -1349488863423.666 }, "end": { "local": "1927-03-29T05:58:57+08:00", "utc": "1927-03-28T21:58:57Z", "ms": -1349488863423.666 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-03-30", "window": { "start": { "local": "1927-03-30T05:57:52+08:00", "utc": "1927-03-29T21:57:52Z", "ms": -1349402527684.777 }, "end": { "local": "1927-03-30T05:57:52+08:00", "utc": "1927-03-29T21:57:52Z", "ms": -1349402527684.777 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:00 on Tue 29 Mar to 02:38 on Wed 30 Mar.", "fact": "1927-03-28T20:59:55Z → 1927-03-29T18:37:47Z" }, { "step": "kaala", "text": "Sunrise is at 05:59 on the 29th and 05:58 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 29th and is not on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3542 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Fuzhou, 1927: Tuesday 29 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāpamocanī Ekādaśī 1927 falls on Tuesday 29 March. Ekādaśī runs from 05:00 on Tue 29 Mar to 02:38 on Wed 30 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-03-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-31", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1021, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-03-30T23:37:41+08:00", "utc": "1927-03-30T15:37:41Z", "ms": -1349338939380.625 }, "end": { "local": "1927-03-31T20:08:18+08:00", "utc": "1927-03-31T12:08:18Z", "ms": -1349265101543.9556 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-30T23:37:41+08:00", "utc": "1927-03-30T15:37:41Z", "ms": -1349338939380.625 }, "end": { "local": "1927-03-31T20:08:18+08:00", "utc": "1927-03-31T12:08:18Z", "ms": -1349265101543.9556 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-03-30", "window": { "start": { "local": "1927-03-30T18:17:51+08:00", "utc": "1927-03-30T10:17:51Z", "ms": -1349358129426.4302 }, "end": { "local": "1927-03-30T19:51:02+08:00", "utc": "1927-03-30T11:51:02Z", "ms": -1349352537745.6677 } }, "covered_min": 0, "window_min": 93, "qualifies": false }, { "local_date": "1927-03-31", "window": { "start": { "local": "1927-03-31T18:18:18+08:00", "utc": "1927-03-31T10:18:18Z", "ms": -1349271701599.7864 }, "end": { "local": "1927-03-31T19:51:18+08:00", "utc": "1927-03-31T11:51:18Z", "ms": -1349266122160.8398 } }, "covered_min": 93, "window_min": 93, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:38 on Wed 30 Mar to 20:08 on Thu 31 Mar.", "fact": "1927-03-30T15:37:41Z → 1927-03-31T12:08:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:18–19:51 on the 30th, 18:18–19:51 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 93 minutes on the 30th and 93 of 93 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 1021 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Thursday 31 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Thursday 31 March. Trayodaśī runs from 23:38 on Wed 30 Mar to 20:08 on Thu 31 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-03-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-03-31", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12883, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-03-31T20:08:18+08:00", "utc": "1927-03-31T12:08:18Z", "ms": -1349265101543.9556 }, "end": { "local": "1927-04-01T16:19:59+08:00", "utc": "1927-04-01T08:19:59Z", "ms": -1349192400541.9602 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-03-31T20:08:18+08:00", "utc": "1927-03-31T12:08:18Z", "ms": -1349265101543.9556 }, "end": { "local": "1927-04-01T16:19:59+08:00", "utc": "1927-04-01T08:19:59Z", "ms": -1349192400541.9602 } }, "kaala": "nishita", "days": [ { "local_date": "1927-03-31", "window": { "start": { "local": "1927-03-31T23:43:01+08:00", "utc": "1927-03-31T15:43:01Z", "ms": -1349252218703.7368 }, "end": { "local": "1927-04-01T00:31:01+08:00", "utc": "1927-03-31T16:31:01Z", "ms": -1349249338703.7368 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-01", "window": { "start": { "local": "1927-04-01T23:42:43+08:00", "utc": "1927-04-01T15:42:43Z", "ms": -1349165836697.3262 }, "end": { "local": "1927-04-02T00:30:43+08:00", "utc": "1927-04-01T16:30:43Z", "ms": -1349162956697.3262 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:08 on Thu 31 Mar to 16:20 on Fri 1 Apr.", "fact": "1927-03-31T12:08:18Z → 1927-04-01T08:19:59Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:43–00:31 on the 31st, 23:43–00:31 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 31st 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 12883 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Thursday 31 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-03-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Thursday 31 March. Caturdaśī runs from 20:08 on Thu 31 Mar to 16:20 on Fri 1 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-03-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 417, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-04-02T12:24:00+08:00", "utc": "1927-04-02T04:24:00Z", "ms": -1349120160070.3047 }, "end": { "local": "1927-04-03T08:32:00+08:00", "utc": "1927-04-03T00:32:00Z", "ms": -1349047680007.0708 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-02T12:24:00+08:00", "utc": "1927-04-02T04:24:00Z", "ms": -1349120160070.3047 }, "end": { "local": "1927-04-03T08:32:00+08:00", "utc": "1927-04-03T00:32:00Z", "ms": -1349047680007.0708 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-02", "window": { "start": { "local": "1927-04-02T11:42:57+08:00", "utc": "1927-04-02T03:42:57Z", "ms": -1349122622779.263 }, "end": { "local": "1927-04-02T12:30:57+08:00", "utc": "1927-04-02T04:30:57Z", "ms": -1349119742779.263 } }, "covered_min": 7, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-03", "window": { "start": { "local": "1927-04-03T11:42:39+08:00", "utc": "1927-04-03T03:42:39Z", "ms": -1349036240664.7837 }, "end": { "local": "1927-04-03T12:30:39+08:00", "utc": "1927-04-03T04:30:39Z", "ms": -1349033360664.7837 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 12:24 on Sat 2 Apr to 08:32 on Sun 3 Apr.", "fact": "1927-04-02T04:24:00Z → 1927-04-03T00:32:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 2nd, 11:43–12:31 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 7 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 417 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Fuzhou, 1927: Saturday 2 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": "1927-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Caitra) (Chaitra Navratri) 1927 falls on Saturday 2 April. Pratipadā runs from 12:24 on Sat 2 Apr to 08:32 on Sun 3 Apr and covers 7 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24408, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-04-04T04:55:33+08:00", "utc": "1927-04-03T20:55:33Z", "ms": -1348974266923.562 }, "end": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-04T04:55:33+08:00", "utc": "1927-04-03T20:55:33Z", "ms": -1348974266923.562 }, "end": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-04", "window": { "start": { "local": "1927-04-04T11:42:22+08:00", "utc": "1927-04-04T03:42:22Z", "ms": -1348949858432.3296 }, "end": { "local": "1927-04-04T12:30:22+08:00", "utc": "1927-04-04T04:30:22Z", "ms": -1348946978432.3296 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-05", "window": { "start": { "local": "1927-04-05T11:42:04+08:00", "utc": "1927-04-05T03:42:04Z", "ms": -1348863476067.588 }, "end": { "local": "1927-04-05T12:30:04+08:00", "utc": "1927-04-05T04:30:04Z", "ms": -1348860596067.588 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:56 on Mon 4 Apr to 01:46 on Tue 5 Apr.", "fact": "1927-04-03T20:55:33Z → 1927-04-04T17:45:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 4th, 11:42–12:30 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24408 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Fuzhou, 1927: Monday 4 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": "1927-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaurī Tṛtīyā (Gangaur) 1927 falls on Monday 4 April. Tṛtīyā runs from 04:56 on Mon 4 Apr to 01:46 on Tue 5 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24408, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-04-04T04:55:33+08:00", "utc": "1927-04-03T20:55:33Z", "ms": -1348974266923.562 }, "end": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-04T04:55:33+08:00", "utc": "1927-04-03T20:55:33Z", "ms": -1348974266923.562 }, "end": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-04", "window": { "start": { "local": "1927-04-04T11:42:22+08:00", "utc": "1927-04-04T03:42:22Z", "ms": -1348949858432.3296 }, "end": { "local": "1927-04-04T12:30:22+08:00", "utc": "1927-04-04T04:30:22Z", "ms": -1348946978432.3296 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-05", "window": { "start": { "local": "1927-04-05T11:42:04+08:00", "utc": "1927-04-05T03:42:04Z", "ms": -1348863476067.588 }, "end": { "local": "1927-04-05T12:30:04+08:00", "utc": "1927-04-05T04:30:04Z", "ms": -1348860596067.588 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:56 on Mon 4 Apr to 01:46 on Tue 5 Apr.", "fact": "1927-04-03T20:55:33Z → 1927-04-04T17:45:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 4th, 11:42–12:30 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā 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 24408 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Fuzhou, 1927: Monday 4 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": "1927-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Saubhāgya Śayana Vrata 1927 falls on Monday 4 April. Tṛtīyā runs from 04:56 on Mon 4 Apr to 01:46 on Tue 5 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-04-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35790, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 }, "end": { "local": "1927-04-05T23:11:41+08:00", "utc": "1927-04-05T15:11:41Z", "ms": -1348822098615.6658 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-05T01:45:34+08:00", "utc": "1927-04-04T17:45:34Z", "ms": -1348899266032.3364 }, "end": { "local": "1927-04-05T23:11:41+08:00", "utc": "1927-04-05T15:11:41Z", "ms": -1348822098615.6658 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-05", "window": { "start": { "local": "1927-04-05T11:42:04+08:00", "utc": "1927-04-05T03:42:04Z", "ms": -1348863476067.588 }, "end": { "local": "1927-04-05T12:30:04+08:00", "utc": "1927-04-05T04:30:04Z", "ms": -1348860596067.588 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-06", "window": { "start": { "local": "1927-04-06T11:41:46+08:00", "utc": "1927-04-06T03:41:46Z", "ms": -1348777093555.4941 }, "end": { "local": "1927-04-06T12:29:46+08:00", "utc": "1927-04-06T04:29:46Z", "ms": -1348774213555.4941 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:46 on Tue 5 Apr to 23:12 on Tue 5 Apr.", "fact": "1927-04-04T17:45:34Z → 1927-04-05T15:11:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 5th, 11:42–12:30 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 35790 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Tuesday 5 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": "1927-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Tuesday 5 April. Caturthī runs from 01:46 on Tue 5 Apr to 23:12 on Tue 5 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-04-05", "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/1927/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31907, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-04-05T23:11:41+08:00", "utc": "1927-04-05T15:11:41Z", "ms": -1348822098615.6658 }, "end": { "local": "1927-04-06T21:21:34+08:00", "utc": "1927-04-06T13:21:34Z", "ms": -1348742306493.564 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-05T23:11:41+08:00", "utc": "1927-04-05T15:11:41Z", "ms": -1348822098615.6658 }, "end": { "local": "1927-04-06T21:21:34+08:00", "utc": "1927-04-06T13:21:34Z", "ms": -1348742306493.564 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-05", "window": { "start": { "local": "1927-04-05T11:42:04+08:00", "utc": "1927-04-05T03:42:04Z", "ms": -1348863476067.588 }, "end": { "local": "1927-04-05T12:30:04+08:00", "utc": "1927-04-05T04:30:04Z", "ms": -1348860596067.588 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-04-06", "window": { "start": { "local": "1927-04-06T11:41:46+08:00", "utc": "1927-04-06T03:41:46Z", "ms": -1348777093555.4941 }, "end": { "local": "1927-04-06T12:29:46+08:00", "utc": "1927-04-06T04:29:46Z", "ms": -1348774213555.4941 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 23:12 on Tue 5 Apr to 21:22 on Wed 6 Apr.", "fact": "1927-04-05T15:11:41Z → 1927-04-06T13:21:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 5th, 11:42–12:30 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 31907 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Fuzhou, 1927: Wednesday 6 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": "1927-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pañcamī 1927 falls on Wednesday 6 April. Pañcamī runs from 23:12 on Tue 5 Apr to 21:22 on Wed 6 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27546, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-04-08T20:08:18+08:00", "utc": "1927-04-08T12:08:18Z", "ms": -1348573901755.776 }, "end": { "local": "1927-04-09T20:43:55+08:00", "utc": "1927-04-09T12:43:55Z", "ms": -1348485364895.7473 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-08T20:08:18+08:00", "utc": "1927-04-08T12:08:18Z", "ms": -1348573901755.776 }, "end": { "local": "1927-04-09T20:43:55+08:00", "utc": "1927-04-09T12:43:55Z", "ms": -1348485364895.7473 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-08", "window": { "start": { "local": "1927-04-08T11:41:12+08:00", "utc": "1927-04-08T03:41:12Z", "ms": -1348604328024.4355 }, "end": { "local": "1927-04-08T12:29:12+08:00", "utc": "1927-04-08T04:29:12Z", "ms": -1348601448024.4355 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-04-09", "window": { "start": { "local": "1927-04-09T11:40:55+08:00", "utc": "1927-04-09T03:40:55Z", "ms": -1348517944970.996 }, "end": { "local": "1927-04-09T12:28:55+08:00", "utc": "1927-04-09T04:28:55Z", "ms": -1348515064970.996 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 20:08 on Fri 8 Apr to 20:44 on Sat 9 Apr.", "fact": "1927-04-08T12:08:18Z → 1927-04-09T12:43:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:41–12:29 on the 8th, 11:41–12:29 on the 9th.", "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 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 27546 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Fuzhou, 1927: Saturday 9 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": "1927-04-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Bhavānī Utpatti 1927 falls on Saturday 9 April. Aṣṭamī runs from 20:08 on Fri 8 Apr to 20:44 on Sat 9 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29700, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1927-04-09T20:43:55+08:00", "utc": "1927-04-09T12:43:55Z", "ms": -1348485364895.7473 }, "end": { "local": "1927-04-10T22:00:39+08:00", "utc": "1927-04-10T14:00:39Z", "ms": -1348394360827.0198 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-09T20:43:55+08:00", "utc": "1927-04-09T12:43:55Z", "ms": -1348485364895.7473 }, "end": { "local": "1927-04-10T22:00:39+08:00", "utc": "1927-04-10T14:00:39Z", "ms": -1348394360827.0198 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-09", "window": { "start": { "local": "1927-04-09T11:40:55+08:00", "utc": "1927-04-09T03:40:55Z", "ms": -1348517944970.996 }, "end": { "local": "1927-04-09T12:28:55+08:00", "utc": "1927-04-09T04:28:55Z", "ms": -1348515064970.996 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-04-10", "window": { "start": { "local": "1927-04-10T11:40:38+08:00", "utc": "1927-04-10T03:40:38Z", "ms": -1348431561701.62 }, "end": { "local": "1927-04-10T12:28:38+08:00", "utc": "1927-04-10T04:28:38Z", "ms": -1348428681701.62 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:44 on Sat 9 Apr to 22:01 on Sun 10 Apr.", "fact": "1927-04-09T12:43:55Z → 1927-04-10T14:00:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:41–12:29 on the 9th, 11:41–12:29 on the 10th.", "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 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 29700 s" }, { "step": "ruling", "text": "Rāma Navamī, Fuzhou, 1927: Sunday 10 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāma Navamī 1927 falls on Sunday 10 April. Navamī runs from 20:44 on Sat 9 Apr to 22:01 on Sun 10 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-04-12", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13347, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-04-11T23:49:39+08:00", "utc": "1927-04-11T15:49:39Z", "ms": -1348301421005.3904 }, "end": { "local": "1927-04-13T02:00:50+08:00", "utc": "1927-04-12T18:00:50Z", "ms": -1348207150292.6458 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-11T23:49:39+08:00", "utc": "1927-04-11T15:49:39Z", "ms": -1348301421005.3904 }, "end": { "local": "1927-04-13T02:00:50+08:00", "utc": "1927-04-12T18:00:50Z", "ms": -1348207150292.6458 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-04-12", "window": { "start": { "local": "1927-04-12T05:44:17+08:00", "utc": "1927-04-11T21:44:17Z", "ms": -1348280143230.4153 }, "end": { "local": "1927-04-12T05:44:17+08:00", "utc": "1927-04-11T21:44:17Z", "ms": -1348280143230.4153 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-04-13", "window": { "start": { "local": "1927-04-13T05:43:16+08:00", "utc": "1927-04-12T21:43:16Z", "ms": -1348193803580.8616 }, "end": { "local": "1927-04-13T05:43:16+08:00", "utc": "1927-04-12T21:43:16Z", "ms": -1348193803580.8616 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:50 on Mon 11 Apr to 02:01 on Wed 13 Apr.", "fact": "1927-04-11T15:49:39Z → 1927-04-12T18:00:50Z" }, { "step": "kaala", "text": "Sunrise is at 05:44 on the 12th and 05:43 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 13347 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Fuzhou, 1927: Tuesday 12 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": "1927-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmadā Ekādaśī 1927 falls on Tuesday 12 April. Ekādaśī runs from 23:50 on Mon 11 Apr to 02:01 on Wed 13 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-04-12", "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/1927/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11066, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1927-04-14T02:37:50+08:00", "utc": "1927-04-13T18:37:50Z", "ms": -1348118529652.0186 }, "end": { "local": "1927-05-14T23:34:31+08:00", "utc": "1927-05-14T15:34:31Z", "ms": -1345451128558.8118 } }, "span": { "of": "transit", "start": { "local": "1927-04-14T02:37:50+08:00", "utc": "1927-04-13T18:37:50Z", "ms": -1348118529652.0186 }, "end": { "local": "1927-04-14T02:37:50+08:00", "utc": "1927-04-13T18:37:50Z", "ms": -1348118529652.0186 } }, "kaala": "day", "days": [ { "local_date": "1927-04-13", "window": { "start": { "local": "1927-04-13T05:43:16+08:00", "utc": "1927-04-12T21:43:16Z", "ms": -1348193803580.8616 }, "end": { "local": "1927-04-14T05:42:17+08:00", "utc": "1927-04-13T21:42:17Z", "ms": -1348107463458.72 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "1927-04-14", "window": { "start": { "local": "1927-04-14T05:42:17+08:00", "utc": "1927-04-13T21:42:17Z", "ms": -1348107463458.72 }, "end": { "local": "1927-04-15T05:41:17+08:00", "utc": "1927-04-14T21:41:17Z", "ms": -1348021122836.737 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 02:38 on Thu 14 Apr.", "fact": "1927-04-13T18:37:50Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:43 on the 13th, and from 05:42 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 11066 s" }, { "step": "ruling", "text": "Vaiśākhī, Fuzhou, 1927: Wednesday 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": "1927-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1927-04-14", "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": "1927-04-14", "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 1927 falls on Wednesday 13 April. The Sun enters Meṣa at 02:38 on Thu 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/1927/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/1927/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17237, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-04-14T04:24:24+08:00", "utc": "1927-04-13T20:24:24Z", "ms": -1348112135717.0894 }, "end": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-14T04:24:24+08:00", "utc": "1927-04-13T20:24:24Z", "ms": -1348112135717.0894 }, "end": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-14", "window": { "start": { "local": "1927-04-14T11:39:34+08:00", "utc": "1927-04-14T03:39:34Z", "ms": -1348086026093.1704 }, "end": { "local": "1927-04-14T12:27:34+08:00", "utc": "1927-04-14T04:27:34Z", "ms": -1348083146093.1704 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-15", "window": { "start": { "local": "1927-04-15T11:39:19+08:00", "utc": "1927-04-15T03:39:19Z", "ms": -1347999641464.7837 }, "end": { "local": "1927-04-15T12:27:19+08:00", "utc": "1927-04-15T04:27:19Z", "ms": -1347996761464.7837 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:24 on Thu 14 Apr to 06:52 on Fri 15 Apr.", "fact": "1927-04-13T20:24:24Z → 1927-04-14T22:52:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 14th, 11:39–12:27 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17237 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Fuzhou, 1927: Thursday 14 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": "1927-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Anaṅga Trayodaśī 1927 falls on Thursday 14 April. Trayodaśī runs from 04:24 on Thu 14 Apr to 06:52 on Fri 15 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-04-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30578, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-04-14T04:24:24+08:00", "utc": "1927-04-13T20:24:24Z", "ms": -1348112135717.0894 }, "end": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-14T04:24:24+08:00", "utc": "1927-04-13T20:24:24Z", "ms": -1348112135717.0894 }, "end": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-04-13", "window": { "start": { "local": "1927-04-13T18:24:23+08:00", "utc": "1927-04-13T10:24:23Z", "ms": -1348148137243.845 }, "end": { "local": "1927-04-13T19:54:46+08:00", "utc": "1927-04-13T11:54:46Z", "ms": -1348142714072.4949 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1927-04-14", "window": { "start": { "local": "1927-04-14T18:24:51+08:00", "utc": "1927-04-14T10:24:51Z", "ms": -1348061708727.621 }, "end": { "local": "1927-04-14T19:55:03+08:00", "utc": "1927-04-14T11:55:03Z", "ms": -1348056297275.5032 } }, "covered_min": 90, "window_min": 90, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:24 on Thu 14 Apr to 06:52 on Fri 15 Apr.", "fact": "1927-04-13T20:24:24Z → 1927-04-14T22:52:01Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:24–19:55 on the 13th, 18:25–19:55 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 13th and 90 of 90 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 30578 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Thursday 14 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Thursday 14 April. Trayodaśī runs from 04:24 on Thu 14 Apr to 06:52 on Fri 15 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-04-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8511, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 }, "end": { "local": "1927-04-16T09:17:13+08:00", "utc": "1927-04-16T01:17:13Z", "ms": -1347921767244.7449 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-15T06:52:01+08:00", "utc": "1927-04-14T22:52:01Z", "ms": -1348016878723.5437 }, "end": { "local": "1927-04-16T09:17:13+08:00", "utc": "1927-04-16T01:17:13Z", "ms": -1347921767244.7449 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-15", "window": { "start": { "local": "1927-04-15T11:39:19+08:00", "utc": "1927-04-15T03:39:19Z", "ms": -1347999641464.7837 }, "end": { "local": "1927-04-15T12:27:19+08:00", "utc": "1927-04-15T04:27:19Z", "ms": -1347996761464.7837 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-16", "window": { "start": { "local": "1927-04-16T11:39:03+08:00", "utc": "1927-04-16T03:39:03Z", "ms": -1347913256508.6616 }, "end": { "local": "1927-04-16T12:27:03+08:00", "utc": "1927-04-16T04:27:03Z", "ms": -1347910376508.6616 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:52 on Fri 15 Apr to 09:17 on Sat 16 Apr.", "fact": "1927-04-14T22:52:01Z → 1927-04-16T01:17:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 15th, 11:39–12:27 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8511 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Fuzhou, 1927: Friday 15 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vishnu-damanaka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Madanabhanji, (Bengal & Orissa) (paraviddha), Sivadamanaka caturdasi, Visnudamanaka caturdasi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Viṣṇudamanaka Caturdaśī 1927 falls on Friday 15 April. Caturdaśī runs from 06:52 on Fri 15 Apr to 09:17 on Sat 16 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-16", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 216, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-04-16T09:17:13+08:00", "utc": "1927-04-16T01:17:13Z", "ms": -1347921767244.7449 }, "end": { "local": "1927-04-17T11:35:13+08:00", "utc": "1927-04-17T03:35:13Z", "ms": -1347827087381.3706 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1927-04-16T09:17:13+08:00", "utc": "1927-04-16T01:17:13Z", "ms": -1347921767244.7449 }, "end": { "local": "1927-04-17T11:35:13+08:00", "utc": "1927-04-17T03:35:13Z", "ms": -1347827087381.3706 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-04-16", "window": { "start": { "local": "1927-04-16T11:39:03+08:00", "utc": "1927-04-16T03:39:03Z", "ms": -1347913256508.6616 }, "end": { "local": "1927-04-16T12:27:03+08:00", "utc": "1927-04-16T04:27:03Z", "ms": -1347910376508.6616 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-04-17", "window": { "start": { "local": "1927-04-17T11:38:49+08:00", "utc": "1927-04-17T03:38:49Z", "ms": -1347826871206.4692 }, "end": { "local": "1927-04-17T12:26:49+08:00", "utc": "1927-04-17T04:26:49Z", "ms": -1347823991206.4692 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:17 on Sat 16 Apr to 11:35 on Sun 17 Apr.", "fact": "1927-04-16T01:17:13Z → 1927-04-17T03:35:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 16th, 11:39–12:27 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 216 s < 300 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Fuzhou, 1927: Saturday 16 April.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "chaitri-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-16", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Caitrī Pūrṇimā 1927 falls on Saturday 16 April. Pūrṇimā runs from 09:17 on Sat 16 Apr to 11:35 on Sun 17 Apr and covers all of madhyāhna that midday. It is 3 min 36 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-04-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14012, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-04-20T17:09:30+08:00", "utc": "1927-04-20T09:09:30Z", "ms": -1347547829627.2664 }, "end": { "local": "1927-04-21T18:21:10+08:00", "utc": "1927-04-21T10:21:10Z", "ms": -1347457130154.9534 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-04-20T17:09:30+08:00", "utc": "1927-04-20T09:09:30Z", "ms": -1347547829627.2664 }, "end": { "local": "1927-04-21T18:21:10+08:00", "utc": "1927-04-21T10:21:10Z", "ms": -1347457130154.9534 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-04-20", "window": { "start": { "local": "1927-04-20T21:18:17+08:00", "utc": "1927-04-20T13:18:17Z", "ms": -1347532902706.6848 }, "end": { "local": "1927-04-20T21:18:17+08:00", "utc": "1927-04-20T13:18:17Z", "ms": -1347532902706.6848 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-04-21", "window": { "start": { "local": "1927-04-21T22:14:42+08:00", "utc": "1927-04-21T14:14:42Z", "ms": -1347443117790.001 }, "end": { "local": "1927-04-21T22:14:42+08:00", "utc": "1927-04-21T14:14:42Z", "ms": -1347443117790.001 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:10 on Wed 20 Apr to 18:21 on Thu 21 Apr.", "fact": "1927-04-20T09:09:30Z → 1927-04-21T10:21:10Z" }, { "step": "kaala", "text": "Moonrise is at 21:18 on the 20th and 22:15 on the 21st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14012 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Wednesday 20 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Wednesday 20 April. Caturthī runs from 17:10 on Wed 20 Apr to 18:21 on Thu 21 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-04-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-04-28", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18697, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-04-27T13:34:43+08:00", "utc": "1927-04-27T05:34:43Z", "ms": -1346955917130.0356 }, "end": { "local": "1927-04-28T10:41:00+08:00", "utc": "1927-04-28T02:41:00Z", "ms": -1346879940435.6838 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-04-27T13:34:43+08:00", "utc": "1927-04-27T05:34:43Z", "ms": -1346955917130.0356 }, "end": { "local": "1927-04-28T10:41:00+08:00", "utc": "1927-04-28T02:41:00Z", "ms": -1346879940435.6838 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-04-27", "window": { "start": { "local": "1927-04-27T05:30:13+08:00", "utc": "1927-04-26T21:30:13Z", "ms": -1346984986623.4897 }, "end": { "local": "1927-04-27T05:30:13+08:00", "utc": "1927-04-26T21:30:13Z", "ms": -1346984986623.4897 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-04-28", "window": { "start": { "local": "1927-04-28T05:29:23+08:00", "utc": "1927-04-27T21:29:23Z", "ms": -1346898637096.5935 }, "end": { "local": "1927-04-28T05:29:23+08:00", "utc": "1927-04-27T21:29:23Z", "ms": -1346898637096.5935 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:35 on Wed 27 Apr to 10:41 on Thu 28 Apr.", "fact": "1927-04-27T05:34:43Z → 1927-04-28T02:41:00Z" }, { "step": "kaala", "text": "Sunrise is at 05:30 on the 27th and 05:29 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 18697 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Fuzhou, 1927: Thursday 28 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Varūthinī Ekādaśī 1927 falls on Thursday 28 April. Ekādaśī runs from 13:35 on Wed 27 Apr to 10:41 on Thu 28 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-04-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-04-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28239, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-04-29T07:23:13+08:00", "utc": "1927-04-28T23:23:13Z", "ms": -1346805406529.709 }, "end": { "local": "1927-04-30T03:50:20+08:00", "utc": "1927-04-29T19:50:20Z", "ms": -1346731779808.1501 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-04-29T07:23:13+08:00", "utc": "1927-04-28T23:23:13Z", "ms": -1346805406529.709 }, "end": { "local": "1927-04-30T03:50:20+08:00", "utc": "1927-04-29T19:50:20Z", "ms": -1346731779808.1501 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-04-28", "window": { "start": { "local": "1927-04-28T18:31:47+08:00", "utc": "1927-04-28T10:31:47Z", "ms": -1346851693440.0894 }, "end": { "local": "1927-04-28T19:59:21+08:00", "utc": "1927-04-28T11:59:21Z", "ms": -1346846439210.0894 } }, "covered_min": 0, "window_min": 88, "qualifies": false }, { "local_date": "1927-04-29", "window": { "start": { "local": "1927-04-29T18:32:18+08:00", "utc": "1927-04-29T10:32:18Z", "ms": -1346765262454.9788 }, "end": { "local": "1927-04-29T19:59:41+08:00", "utc": "1927-04-29T11:59:41Z", "ms": -1346760018855.5842 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:23 on Fri 29 Apr to 03:50 on Sat 30 Apr.", "fact": "1927-04-28T23:23:13Z → 1927-04-29T19:50:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:32–19:59 on the 28th, 18:32–20:00 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 88 minutes on the 28th and 87 of 87 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 28239 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Friday 29 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": "1927-04-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Friday 29 April. Trayodaśī runs from 07:23 on Fri 29 Apr to 03:50 on Sat 30 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-04-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-04-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 695, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-04-30T03:50:20+08:00", "utc": "1927-04-29T19:50:20Z", "ms": -1346731779808.1501 }, "end": { "local": "1927-05-01T00:12:17+08:00", "utc": "1927-04-30T16:12:17Z", "ms": -1346658462656.6501 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-04-30T03:50:20+08:00", "utc": "1927-04-29T19:50:20Z", "ms": -1346731779808.1501 }, "end": { "local": "1927-05-01T00:12:17+08:00", "utc": "1927-04-30T16:12:17Z", "ms": -1346658462656.6501 } }, "kaala": "nishita", "days": [ { "local_date": "1927-04-29", "window": { "start": { "local": "1927-04-29T23:36:01+08:00", "utc": "1927-04-29T15:36:01Z", "ms": -1346747038957.2495 }, "end": { "local": "1927-04-30T00:24:01+08:00", "utc": "1927-04-29T16:24:01Z", "ms": -1346744158957.2495 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-04-30", "window": { "start": { "local": "1927-04-30T23:35:53+08:00", "utc": "1927-04-30T15:35:53Z", "ms": -1346660647307.8413 }, "end": { "local": "1927-05-01T00:23:53+08:00", "utc": "1927-04-30T16:23:53Z", "ms": -1346657767307.8413 } }, "covered_min": 36, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:50 on Sat 30 Apr to 00:12 on Sun 1 May.", "fact": "1927-04-29T19:50:20Z → 1927-04-30T16:12:17Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:36–00:24 on the 29th, 23:36–00:24 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 36 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 695 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Saturday 30 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-04-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Saturday 30 April. Caturdaśī runs from 03:50 on Sat 30 Apr to 00:12 on Sun 1 May and covers 36 of 48 minutes of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-04-30", "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/1927/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14547, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-05-03T14:31:56+08:00", "utc": "1927-05-03T06:31:56Z", "ms": -1346434084073.94 }, "end": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-03T14:31:56+08:00", "utc": "1927-05-03T06:31:56Z", "ms": -1346434084073.94 }, "end": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-05-03", "window": { "start": { "local": "1927-05-03T18:34:23+08:00", "utc": "1927-05-03T10:34:23Z", "ms": -1346419536959.2358 }, "end": { "local": "1927-05-03T20:01:05+08:00", "utc": "1927-05-03T12:01:05Z", "ms": -1346414334877.7715 } }, "covered_min": 87, "window_min": 87, "qualifies": true }, { "local_date": "1927-05-04", "window": { "start": { "local": "1927-05-04T18:34:55+08:00", "utc": "1927-05-04T10:34:55Z", "ms": -1346333105254.3762 }, "end": { "local": "1927-05-04T20:01:27+08:00", "utc": "1927-05-04T12:01:27Z", "ms": -1346327913282.4495 } }, "covered_min": 0, "window_min": 87, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:32 on Tue 3 May to 12:16 on Wed 4 May.", "fact": "1927-05-03T06:31:56Z → 1927-05-04T04:16:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:34–20:01 on the 3rd, 18:35–20:01 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 87 of 87 minutes on the 3rd and 0 of 87 on the 4th.", "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 14547 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Fuzhou, 1927: Tuesday 3 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": "1927-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Jayantī 1927 falls on Tuesday 3 May. Tṛtīyā runs from 14:32 on Tue 3 May to 12:16 on Wed 4 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8886, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-05-03T14:31:56+08:00", "utc": "1927-05-03T06:31:56Z", "ms": -1346434084073.94 }, "end": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-03T14:31:56+08:00", "utc": "1927-05-03T06:31:56Z", "ms": -1346434084073.94 }, "end": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 } }, "kaala": "purvahna", "days": [ { "local_date": "1927-05-03", "window": { "start": { "local": "1927-05-03T05:25:24+08:00", "utc": "1927-05-02T21:25:24Z", "ms": -1346466876272.6619 }, "end": { "local": "1927-05-03T09:48:23+08:00", "utc": "1927-05-03T01:48:23Z", "ms": -1346451096501.5198 } }, "covered_min": 0, "window_min": 263, "qualifies": false }, { "local_date": "1927-05-04", "window": { "start": { "local": "1927-05-04T05:24:39+08:00", "utc": "1927-05-03T21:24:39Z", "ms": -1346380521348.2524 }, "end": { "local": "1927-05-04T09:48:04+08:00", "utc": "1927-05-04T01:48:04Z", "ms": -1346364715983.627 } }, "covered_min": 263, "window_min": 263, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:32 on Tue 3 May to 12:16 on Wed 4 May.", "fact": "1927-05-03T06:31:56Z → 1927-05-04T04:16:10Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:25–09:48 on the 3rd, 05:25–09:48 on the 4th.", "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 263 minutes on the 3rd and 263 of 263 on the 4th.", "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 8886 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Fuzhou, 1927: Wednesday 4 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": "1927-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Tṛtīyā 1927 falls on Wednesday 4 May. Tṛtīyā runs from 14:32 on Tue 3 May to 12:16 on Wed 4 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-05-04", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 457, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 }, "end": { "local": "1927-05-05T10:42:46+08:00", "utc": "1927-05-05T02:42:46Z", "ms": -1346275034195.5366 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-04T12:16:10+08:00", "utc": "1927-05-04T04:16:10Z", "ms": -1346355830223.667 }, "end": { "local": "1927-05-05T10:42:46+08:00", "utc": "1927-05-05T02:42:46Z", "ms": -1346275034195.5366 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-04", "window": { "start": { "local": "1927-05-04T11:35:47+08:00", "utc": "1927-05-04T03:35:47Z", "ms": -1346358253301.3145 }, "end": { "local": "1927-05-04T12:23:47+08:00", "utc": "1927-05-04T04:23:47Z", "ms": -1346355373301.3145 } }, "covered_min": 8, "window_min": 48, "qualifies": true }, { "local_date": "1927-05-05", "window": { "start": { "local": "1927-05-05T11:35:41+08:00", "utc": "1927-05-05T03:35:41Z", "ms": -1346271859453.6382 }, "end": { "local": "1927-05-05T12:23:41+08:00", "utc": "1927-05-05T04:23:41Z", "ms": -1346268979453.6382 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:16 on Wed 4 May to 10:43 on Thu 5 May.", "fact": "1927-05-04T04:16:10Z → 1927-05-05T02:42:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 4th, 11:36–12:24 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 8 of 48 minutes on the 4th and 0 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 457 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Wednesday 4 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": "1927-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-04", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Wednesday 4 May. Caturthī runs from 12:16 on Wed 4 May to 10:43 on Thu 5 May and covers 8 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-05-04", "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/1927/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3175, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-05-05T10:42:46+08:00", "utc": "1927-05-05T02:42:46Z", "ms": -1346275034195.5366 }, "end": { "local": "1927-05-06T09:56:30+08:00", "utc": "1927-05-06T01:56:30Z", "ms": -1346191410221.1892 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-05T10:42:46+08:00", "utc": "1927-05-05T02:42:46Z", "ms": -1346275034195.5366 }, "end": { "local": "1927-05-06T09:56:30+08:00", "utc": "1927-05-06T01:56:30Z", "ms": -1346191410221.1892 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-05", "window": { "start": { "local": "1927-05-05T11:35:41+08:00", "utc": "1927-05-05T03:35:41Z", "ms": -1346271859453.6382 }, "end": { "local": "1927-05-05T12:23:41+08:00", "utc": "1927-05-05T04:23:41Z", "ms": -1346268979453.6382 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-05-06", "window": { "start": { "local": "1927-05-06T11:35:35+08:00", "utc": "1927-05-06T03:35:35Z", "ms": -1346185465070.4324 }, "end": { "local": "1927-05-06T12:23:35+08:00", "utc": "1927-05-06T04:23:35Z", "ms": -1346182585070.4324 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:43 on Thu 5 May to 09:56 on Fri 6 May.", "fact": "1927-05-05T02:42:46Z → 1927-05-06T01:56:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 5th, 11:36–12:24 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 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3175 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Fuzhou, 1927: Thursday 5 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": "1927-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-05", "confidence": "boundary" } ], "quote": "In Fuzhou, Śaṅkara Jayantī 1927 falls on Thursday 5 May. Pañcamī runs from 10:43 on Thu 5 May to 09:56 on Fri 6 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2890, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-05-07T09:58:48+08:00", "utc": "1927-05-07T01:58:48Z", "ms": -1346104871992.5134 }, "end": { "local": "1927-05-08T10:47:16+08:00", "utc": "1927-05-08T02:47:16Z", "ms": -1346015564350.61 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-07T09:58:48+08:00", "utc": "1927-05-07T01:58:48Z", "ms": -1346104871992.5134 }, "end": { "local": "1927-05-08T10:47:16+08:00", "utc": "1927-05-08T02:47:16Z", "ms": -1346015564350.61 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-07", "window": { "start": { "local": "1927-05-07T11:35:30+08:00", "utc": "1927-05-07T03:35:30Z", "ms": -1346099070148.793 }, "end": { "local": "1927-05-07T12:23:30+08:00", "utc": "1927-05-07T04:23:30Z", "ms": -1346096190148.793 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-05-08", "window": { "start": { "local": "1927-05-08T11:35:25+08:00", "utc": "1927-05-08T03:35:25Z", "ms": -1346012674685.5413 }, "end": { "local": "1927-05-08T12:23:25+08:00", "utc": "1927-05-08T04:23:25Z", "ms": -1346009794685.5413 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 09:59 on Sat 7 May to 10:47 on Sun 8 May.", "fact": "1927-05-07T01:58:48Z → 1927-05-08T02:47:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 7th, 11:35–12:23 on the 8th.", "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 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 2890 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Fuzhou, 1927: Saturday 7 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": "1927-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṅgotpatti (Ganga Saptami) 1927 falls on Saturday 7 May. Saptamī runs from 09:59 on Sat 7 May to 10:47 on Sun 8 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-05-12", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37261, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-05-11T16:32:12+08:00", "utc": "1927-05-11T08:32:12Z", "ms": -1345735667809.9521 }, "end": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-11T16:32:12+08:00", "utc": "1927-05-11T08:32:12Z", "ms": -1345735667809.9521 }, "end": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-05-12", "window": { "start": { "local": "1927-05-12T05:19:14+08:00", "utc": "1927-05-11T21:19:14Z", "ms": -1345689645929.7454 }, "end": { "local": "1927-05-12T05:19:14+08:00", "utc": "1927-05-11T21:19:14Z", "ms": -1345689645929.7454 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-05-13", "window": { "start": { "local": "1927-05-13T05:18:38+08:00", "utc": "1927-05-12T21:18:38Z", "ms": -1345603281729.2402 }, "end": { "local": "1927-05-13T05:18:38+08:00", "utc": "1927-05-12T21:18:38Z", "ms": -1345603281729.2402 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:32 on Wed 11 May to 18:58 on Thu 12 May.", "fact": "1927-05-11T08:32:12Z → 1927-05-12T10:57:38Z" }, { "step": "kaala", "text": "Sunrise is at 05:19 on the 12th and 05:19 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 37261 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Fuzhou, 1927: Thursday 12 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Mohinī Ekādaśī 1927 falls on Thursday 12 May. Ekādaśī runs from 16:32 on Wed 11 May to 18:58 on Thu 12 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-05-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23665, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 }, "end": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 }, "end": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-12", "window": { "start": { "local": "1927-05-12T11:35:13+08:00", "utc": "1927-05-12T03:35:13Z", "ms": -1345667087352.8782 }, "end": { "local": "1927-05-12T12:23:13+08:00", "utc": "1927-05-12T04:23:13Z", "ms": -1345664207352.8782 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-05-13", "window": { "start": { "local": "1927-05-13T11:35:11+08:00", "utc": "1927-05-13T03:35:11Z", "ms": -1345580689135.713 }, "end": { "local": "1927-05-13T12:23:11+08:00", "utc": "1927-05-13T04:23:11Z", "ms": -1345577809135.713 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:58 on Thu 12 May to 21:20 on Fri 13 May.", "fact": "1927-05-12T10:57:38Z → 1927-05-13T13:20:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 12th, 11:35–12:23 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 23665 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Fuzhou, 1927: Friday 13 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "parashurama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Paraśurāma Dvādaśī 1927 falls on Friday 13 May. Dvādaśī runs from 18:58 on Thu 12 May to 21:20 on Fri 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23665, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 }, "end": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-12T18:57:38+08:00", "utc": "1927-05-12T10:57:38Z", "ms": -1345640542337.5542 }, "end": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-12", "window": { "start": { "local": "1927-05-12T11:35:13+08:00", "utc": "1927-05-12T03:35:13Z", "ms": -1345667087352.8782 }, "end": { "local": "1927-05-12T12:23:13+08:00", "utc": "1927-05-12T04:23:13Z", "ms": -1345664207352.8782 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-05-13", "window": { "start": { "local": "1927-05-13T11:35:11+08:00", "utc": "1927-05-13T03:35:11Z", "ms": -1345580689135.713 }, "end": { "local": "1927-05-13T12:23:11+08:00", "utc": "1927-05-13T04:23:11Z", "ms": -1345577809135.713 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:58 on Thu 12 May to 21:20 on Fri 13 May.", "fact": "1927-05-12T10:57:38Z → 1927-05-13T13:20:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 12th, 11:35–12:23 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 23665 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Fuzhou, 1927: Friday 13 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rukmini-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Rukmiṇī Dvādaśī 1927 falls on Friday 13 May. Dvādaśī runs from 18:58 on Thu 12 May to 21:20 on Fri 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-05-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4531, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 }, "end": { "local": "1927-05-14T23:32:14+08:00", "utc": "1927-05-14T15:32:14Z", "ms": -1345451266044.5557 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-13T21:20:21+08:00", "utc": "1927-05-13T13:20:21Z", "ms": -1345545579292.76 }, "end": { "local": "1927-05-14T23:32:14+08:00", "utc": "1927-05-14T15:32:14Z", "ms": -1345451266044.5557 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-05-13", "window": { "start": { "local": "1927-05-13T18:39:43+08:00", "utc": "1927-05-13T10:39:43Z", "ms": -1345555216542.1855 }, "end": { "local": "1927-05-13T20:04:50+08:00", "utc": "1927-05-13T12:04:50Z", "ms": -1345550109857.8196 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1927-05-14", "window": { "start": { "local": "1927-05-14T18:40:16+08:00", "utc": "1927-05-14T10:40:16Z", "ms": -1345468784311.472 }, "end": { "local": "1927-05-14T20:05:14+08:00", "utc": "1927-05-14T12:05:14Z", "ms": -1345463686397.1099 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:20 on Fri 13 May to 23:32 on Sat 14 May.", "fact": "1927-05-13T13:20:21Z → 1927-05-14T15:32:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:40–20:05 on the 13th, 18:40–20:05 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 85 minutes on the 13th and 85 of 85 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 4531 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Saturday 14 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Saturday 14 May. Trayodaśī runs from 21:20 on Fri 13 May to 23:32 on Sat 14 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-05-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12420, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-05-14T23:32:14+08:00", "utc": "1927-05-14T15:32:14Z", "ms": -1345451266044.5557 }, "end": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-14T23:32:14+08:00", "utc": "1927-05-14T15:32:14Z", "ms": -1345451266044.5557 }, "end": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-05-14", "window": { "start": { "local": "1927-05-14T18:40:16+08:00", "utc": "1927-05-14T10:40:16Z", "ms": -1345468784311.472 }, "end": { "local": "1927-05-14T20:05:14+08:00", "utc": "1927-05-14T12:05:14Z", "ms": -1345463686397.1099 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1927-05-15", "window": { "start": { "local": "1927-05-15T18:40:48+08:00", "utc": "1927-05-15T10:40:48Z", "ms": -1345382352097.3623 }, "end": { "local": "1927-05-15T20:05:37+08:00", "utc": "1927-05-15T12:05:37Z", "ms": -1345377262797.1875 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:32 on Sat 14 May to 01:28 on Mon 16 May.", "fact": "1927-05-14T15:32:14Z → 1927-05-15T17:27:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:40–20:05 on the 14th, 18:41–20:06 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 85 minutes on the 14th and 85 of 85 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12420 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Fuzhou, 1927: Sunday 15 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": "1927-05-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1927 falls on Sunday 15 May. Caturdaśī runs from 23:32 on Sat 14 May to 01:28 on Mon 16 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30753, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 }, "end": { "local": "1927-05-17T03:02:36+08:00", "utc": "1927-05-16T19:02:36Z", "ms": -1345265844063.0205 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 }, "end": { "local": "1927-05-17T03:02:36+08:00", "utc": "1927-05-16T19:02:36Z", "ms": -1345265844063.0205 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-16", "window": { "start": { "local": "1927-05-16T11:35:09+08:00", "utc": "1927-05-16T03:35:09Z", "ms": -1345321491129.9292 }, "end": { "local": "1927-05-16T12:23:09+08:00", "utc": "1927-05-16T04:23:09Z", "ms": -1345318611129.9292 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-05-17", "window": { "start": { "local": "1927-05-17T11:35:09+08:00", "utc": "1927-05-17T03:35:09Z", "ms": -1345235090672.9917 }, "end": { "local": "1927-05-17T12:23:09+08:00", "utc": "1927-05-17T04:23:09Z", "ms": -1345232210672.9917 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:28 on Mon 16 May to 03:03 on Tue 17 May.", "fact": "1927-05-15T17:27:33Z → 1927-05-16T19:02:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 16th, 11:35–12:23 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30753 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Fuzhou, 1927: Monday 16 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "buddha-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Sampat gauri vrata (paraviddha), Phuladola (Bengal & Orissa) (paraviddha), Gandhesvari puja (Bengal) (purvaviddha), Buddha purnima, Vaisakhi purnima." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Buddha Pūrṇimā 1927 falls on Monday 16 May. Pūrṇimā runs from 01:28 on Mon 16 May to 03:03 on Tue 17 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30753, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 }, "end": { "local": "1927-05-17T03:02:36+08:00", "utc": "1927-05-16T19:02:36Z", "ms": -1345265844063.0205 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-16T01:27:33+08:00", "utc": "1927-05-15T17:27:33Z", "ms": -1345357947148.861 }, "end": { "local": "1927-05-17T03:02:36+08:00", "utc": "1927-05-16T19:02:36Z", "ms": -1345265844063.0205 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-05-16", "window": { "start": { "local": "1927-05-16T11:35:09+08:00", "utc": "1927-05-16T03:35:09Z", "ms": -1345321491129.9292 }, "end": { "local": "1927-05-16T12:23:09+08:00", "utc": "1927-05-16T04:23:09Z", "ms": -1345318611129.9292 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-05-17", "window": { "start": { "local": "1927-05-17T11:35:09+08:00", "utc": "1927-05-17T03:35:09Z", "ms": -1345235090672.9917 }, "end": { "local": "1927-05-17T12:23:09+08:00", "utc": "1927-05-17T04:23:09Z", "ms": -1345232210672.9917 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:28 on Mon 16 May to 03:03 on Tue 17 May.", "fact": "1927-05-15T17:27:33Z → 1927-05-16T19:02:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:35–12:23 on the 16th, 11:35–12:23 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30753 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Fuzhou, 1927: Monday 16 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sampat-gauri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Sampat gauri vrata (paraviddha), Phuladola (Bengal & Orissa) (paraviddha), Gandhesvari puja (Bengal) (purvaviddha), Buddha purnima, Vaisakhi purnima." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Sampat Gaurī Vrata 1927 falls on Monday 16 May. Pūrṇimā runs from 01:28 on Mon 16 May to 03:03 on Tue 17 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-05-20", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26441, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-05-20T05:26:55+08:00", "utc": "1927-05-19T21:26:55Z", "ms": -1344997985146.0068 }, "end": { "local": "1927-05-21T05:23:47+08:00", "utc": "1927-05-20T21:23:47Z", "ms": -1344911772623.8855 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-20T05:26:55+08:00", "utc": "1927-05-19T21:26:55Z", "ms": -1344997985146.0068 }, "end": { "local": "1927-05-21T05:23:47+08:00", "utc": "1927-05-20T21:23:47Z", "ms": -1344911772623.8855 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-05-19", "window": { "start": { "local": "1927-05-19T21:06:51+08:00", "utc": "1927-05-19T13:06:51Z", "ms": -1345027989450.7456 }, "end": { "local": "1927-05-19T21:06:51+08:00", "utc": "1927-05-19T13:06:51Z", "ms": -1345027989450.7456 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-05-20", "window": { "start": { "local": "1927-05-20T22:03:06+08:00", "utc": "1927-05-20T14:03:06Z", "ms": -1344938213644.9302 }, "end": { "local": "1927-05-20T22:03:06+08:00", "utc": "1927-05-20T14:03:06Z", "ms": -1344938213644.9302 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:27 on Fri 20 May to 05:24 on Sat 21 May.", "fact": "1927-05-19T21:26:55Z → 1927-05-20T21:23:47Z" }, { "step": "kaala", "text": "Moonrise is at 21:07 on the 19th and 22:03 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 26441 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Friday 20 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": "1927-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Friday 20 May. Caturthī runs from 05:27 on Fri 20 May to 05:24 on Sat 21 May and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-05-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-05-27", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34559, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-05-26T19:36:23+08:00", "utc": "1927-05-26T11:36:23Z", "ms": -1344428617267.7144 }, "end": { "local": "1927-05-27T16:42:49+08:00", "utc": "1927-05-27T08:42:49Z", "ms": -1344352630542.8765 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-26T19:36:23+08:00", "utc": "1927-05-26T11:36:23Z", "ms": -1344428617267.7144 }, "end": { "local": "1927-05-27T16:42:49+08:00", "utc": "1927-05-27T08:42:49Z", "ms": -1344352630542.8765 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-05-27", "window": { "start": { "local": "1927-05-27T05:12:21+08:00", "utc": "1927-05-26T21:12:21Z", "ms": -1344394058661.348 }, "end": { "local": "1927-05-27T05:12:21+08:00", "utc": "1927-05-26T21:12:21Z", "ms": -1344394058661.348 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-05-28", "window": { "start": { "local": "1927-05-28T05:12:04+08:00", "utc": "1927-05-27T21:12:04Z", "ms": -1344307676238.1965 }, "end": { "local": "1927-05-28T05:12:04+08:00", "utc": "1927-05-27T21:12:04Z", "ms": -1344307676238.1965 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:36 on Thu 26 May to 16:43 on Fri 27 May.", "fact": "1927-05-26T11:36:23Z → 1927-05-27T08:42:49Z" }, { "step": "kaala", "text": "Sunrise is at 05:12 on the 27th and 05:12 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 34559 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Fuzhou, 1927: Friday 27 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": "1927-05-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Aparā Ekādaśī 1927 falls on Friday 27 May. Ekādaśī runs from 19:36 on Thu 26 May to 16:43 on Fri 27 May and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-05-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-05-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18392, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-05-28T13:41:06+08:00", "utc": "1927-05-28T05:41:06Z", "ms": -1344277133908.1746 }, "end": { "local": "1927-05-29T10:38:50+08:00", "utc": "1927-05-29T02:38:50Z", "ms": -1344201670218.768 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-28T13:41:06+08:00", "utc": "1927-05-28T05:41:06Z", "ms": -1344277133908.1746 }, "end": { "local": "1927-05-29T10:38:50+08:00", "utc": "1927-05-29T02:38:50Z", "ms": -1344201670218.768 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-05-28", "window": { "start": { "local": "1927-05-28T18:47:38+08:00", "utc": "1927-05-28T10:47:38Z", "ms": -1344258742331.4036 }, "end": { "local": "1927-05-28T20:10:51+08:00", "utc": "1927-05-28T12:10:51Z", "ms": -1344253749025.4202 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "1927-05-29", "window": { "start": { "local": "1927-05-29T18:48:08+08:00", "utc": "1927-05-29T10:48:08Z", "ms": -1344172312252.3914 }, "end": { "local": "1927-05-29T20:11:15+08:00", "utc": "1927-05-29T12:11:15Z", "ms": -1344167324959.9023 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:41 on Sat 28 May to 10:39 on Sun 29 May.", "fact": "1927-05-28T05:41:06Z → 1927-05-29T02:38:50Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:48–20:11 on the 28th, 18:48–20:11 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 83 of 83 minutes on the 28th and 0 of 83 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 18392 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Saturday 28 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": "1927-05-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Saturday 28 May. Trayodaśī runs from 13:41 on Sat 28 May to 10:39 on Sun 29 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-05-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-05-29", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-05-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26424, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-05-29T10:38:50+08:00", "utc": "1927-05-29T02:38:50Z", "ms": -1344201670218.768 }, "end": { "local": "1927-05-30T07:44:14+08:00", "utc": "1927-05-29T23:44:14Z", "ms": -1344125746242.0688 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-05-29T10:38:50+08:00", "utc": "1927-05-29T02:38:50Z", "ms": -1344201670218.768 }, "end": { "local": "1927-05-30T07:44:14+08:00", "utc": "1927-05-29T23:44:14Z", "ms": -1344125746242.0688 } }, "kaala": "nishita", "days": [ { "local_date": "1927-05-28", "window": { "start": { "local": "1927-05-28T23:35:43+08:00", "utc": "1927-05-28T15:35:43Z", "ms": -1344241457433.9663 }, "end": { "local": "1927-05-29T00:23:43+08:00", "utc": "1927-05-28T16:23:43Z", "ms": -1344238577433.9663 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-05-29", "window": { "start": { "local": "1927-05-29T23:35:50+08:00", "utc": "1927-05-29T15:35:50Z", "ms": -1344155049905.5579 }, "end": { "local": "1927-05-30T00:23:50+08:00", "utc": "1927-05-29T16:23:50Z", "ms": -1344152169905.5579 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:39 on Sun 29 May to 07:44 on Mon 30 May.", "fact": "1927-05-29T02:38:50Z → 1927-05-29T23:44:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:36–00:24 on the 28th, 23:36–00:24 on the 29th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26424 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Sunday 29 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": "1927-05-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-05-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Sunday 29 May. Caturdaśī runs from 10:39 on Sun 29 May to 07:44 on Mon 30 May and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-05-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37617, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-06-02T01:09:33+08:00", "utc": "1927-06-01T17:09:33Z", "ms": -1343890227188.185 }, "end": { "local": "1927-06-03T00:05:37+08:00", "utc": "1927-06-02T16:05:37Z", "ms": -1343807663447.9026 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-02T01:09:33+08:00", "utc": "1927-06-01T17:09:33Z", "ms": -1343890227188.185 }, "end": { "local": "1927-06-03T00:05:37+08:00", "utc": "1927-06-02T16:05:37Z", "ms": -1343807663447.9026 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-02", "window": { "start": { "local": "1927-06-02T11:36:30+08:00", "utc": "1927-06-02T03:36:30Z", "ms": -1343852610368.8179 }, "end": { "local": "1927-06-02T12:24:30+08:00", "utc": "1927-06-02T04:24:30Z", "ms": -1343849730368.8179 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-06-03", "window": { "start": { "local": "1927-06-03T11:36:39+08:00", "utc": "1927-06-03T03:36:39Z", "ms": -1343766201345.9868 }, "end": { "local": "1927-06-03T12:24:39+08:00", "utc": "1927-06-03T04:24:39Z", "ms": -1343763321345.9868 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 01:10 on Thu 2 Jun to 00:06 on Fri 3 Jun.", "fact": "1927-06-01T17:09:33Z → 1927-06-02T16:05:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 2nd, 11:37–12:25 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 37617 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Fuzhou, 1927: Thursday 2 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": "1927-06-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Rambhā Tṛtīyā 1927 falls on Thursday 2 June. Tṛtīyā runs from 01:10 on Thu 2 Jun to 00:06 on Fri 3 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-06-03", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40763, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-06-03T00:05:37+08:00", "utc": "1927-06-02T16:05:37Z", "ms": -1343807663447.9026 }, "end": { "local": "1927-06-03T23:44:01+08:00", "utc": "1927-06-03T15:44:01Z", "ms": -1343722558707.0505 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-03T00:05:37+08:00", "utc": "1927-06-02T16:05:37Z", "ms": -1343807663447.9026 }, "end": { "local": "1927-06-03T23:44:01+08:00", "utc": "1927-06-03T15:44:01Z", "ms": -1343722558707.0505 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-02", "window": { "start": { "local": "1927-06-02T11:36:30+08:00", "utc": "1927-06-02T03:36:30Z", "ms": -1343852610368.8179 }, "end": { "local": "1927-06-02T12:24:30+08:00", "utc": "1927-06-02T04:24:30Z", "ms": -1343849730368.8179 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-06-03", "window": { "start": { "local": "1927-06-03T11:36:39+08:00", "utc": "1927-06-03T03:36:39Z", "ms": -1343766201345.9868 }, "end": { "local": "1927-06-03T12:24:39+08:00", "utc": "1927-06-03T04:24:39Z", "ms": -1343763321345.9868 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:06 on Fri 3 Jun to 23:44 on Fri 3 Jun.", "fact": "1927-06-02T16:05:37Z → 1927-06-03T15:44:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:36–12:24 on the 2nd, 11:37–12:25 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 40763 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Friday 3 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Friday 3 June. Caturthī runs from 00:06 on Fri 3 Jun to 23:44 on Fri 3 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-06-03", "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/1927/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37651, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-06-05T00:06:05+08:00", "utc": "1927-06-04T16:06:05Z", "ms": -1343634834505.9001 }, "end": { "local": "1927-06-06T01:09:37+08:00", "utc": "1927-06-05T17:09:37Z", "ms": -1343544622954.268 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-05T00:06:05+08:00", "utc": "1927-06-04T16:06:05Z", "ms": -1343634834505.9001 }, "end": { "local": "1927-06-06T01:09:37+08:00", "utc": "1927-06-05T17:09:37Z", "ms": -1343544622954.268 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-05", "window": { "start": { "local": "1927-06-05T11:36:58+08:00", "utc": "1927-06-05T03:36:58Z", "ms": -1343593382220.5737 }, "end": { "local": "1927-06-05T12:24:58+08:00", "utc": "1927-06-05T04:24:58Z", "ms": -1343590502220.5737 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-06-06", "window": { "start": { "local": "1927-06-06T11:37:08+08:00", "utc": "1927-06-06T03:37:08Z", "ms": -1343506972156.8184 }, "end": { "local": "1927-06-06T12:25:08+08:00", "utc": "1927-06-06T04:25:08Z", "ms": -1343504092156.8184 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:06 on Sun 5 Jun to 01:10 on Mon 6 Jun.", "fact": "1927-06-04T16:06:05Z → 1927-06-05T17:09:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 5th, 11:37–12:25 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37651 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Fuzhou, 1927: Sunday 5 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": "1927-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Araṇya Gaurī Vrata 1927 falls on Sunday 5 June. Ṣaṣṭhī runs from 00:06 on Sun 5 Jun to 01:10 on Mon 6 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37651, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-06-05T00:06:05+08:00", "utc": "1927-06-04T16:06:05Z", "ms": -1343634834505.9001 }, "end": { "local": "1927-06-06T01:09:37+08:00", "utc": "1927-06-05T17:09:37Z", "ms": -1343544622954.268 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-05T00:06:05+08:00", "utc": "1927-06-04T16:06:05Z", "ms": -1343634834505.9001 }, "end": { "local": "1927-06-06T01:09:37+08:00", "utc": "1927-06-05T17:09:37Z", "ms": -1343544622954.268 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-05", "window": { "start": { "local": "1927-06-05T11:36:58+08:00", "utc": "1927-06-05T03:36:58Z", "ms": -1343593382220.5737 }, "end": { "local": "1927-06-05T12:24:58+08:00", "utc": "1927-06-05T04:24:58Z", "ms": -1343590502220.5737 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-06-06", "window": { "start": { "local": "1927-06-06T11:37:08+08:00", "utc": "1927-06-06T03:37:08Z", "ms": -1343506972156.8184 }, "end": { "local": "1927-06-06T12:25:08+08:00", "utc": "1927-06-06T04:25:08Z", "ms": -1343504092156.8184 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:06 on Sun 5 Jun to 01:10 on Mon 6 Jun.", "fact": "1927-06-04T16:06:05Z → 1927-06-05T17:09:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 5th, 11:37–12:25 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 37651 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Fuzhou, 1927: Sunday 5 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": "1927-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1927 falls on Sunday 5 June. Ṣaṣṭhī runs from 00:06 on Sun 5 Jun to 01:10 on Mon 6 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-06-11", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15807, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-06-10T09:33:36+08:00", "utc": "1927-06-10T01:33:36Z", "ms": -1343168783536.5552 }, "end": { "local": "1927-06-11T11:44:13+08:00", "utc": "1927-06-11T03:44:13Z", "ms": -1343074546513.4038 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-10T09:33:36+08:00", "utc": "1927-06-10T01:33:36Z", "ms": -1343168783536.5552 }, "end": { "local": "1927-06-11T11:44:13+08:00", "utc": "1927-06-11T03:44:13Z", "ms": -1343074546513.4038 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-06-10", "window": { "start": { "local": "1927-06-10T05:10:10+08:00", "utc": "1927-06-09T21:10:10Z", "ms": -1343184590272.3215 }, "end": { "local": "1927-06-10T05:10:10+08:00", "utc": "1927-06-09T21:10:10Z", "ms": -1343184590272.3215 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-06-11", "window": { "start": { "local": "1927-06-11T05:10:10+08:00", "utc": "1927-06-10T21:10:10Z", "ms": -1343098190486.7288 }, "end": { "local": "1927-06-11T05:10:10+08:00", "utc": "1927-06-10T21:10:10Z", "ms": -1343098190486.7288 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:34 on Fri 10 Jun to 11:44 on Sat 11 Jun.", "fact": "1927-06-10T01:33:36Z → 1927-06-11T03:44:13Z" }, { "step": "kaala", "text": "Sunrise is at 05:10 on the 10th and 05:10 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 10th and is on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15807 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Fuzhou, 1927: Saturday 11 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Nirjalā Ekādaśī 1927 falls on Saturday 11 June. Ekādaśī runs from 09:34 on Fri 10 Jun to 11:44 on Sat 11 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-06-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 371, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-06-11T11:44:13+08:00", "utc": "1927-06-11T03:44:13Z", "ms": -1343074546513.4038 }, "end": { "local": "1927-06-12T13:35:12+08:00", "utc": "1927-06-12T05:35:12Z", "ms": -1342981488021.746 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-11T11:44:13+08:00", "utc": "1927-06-11T03:44:13Z", "ms": -1343074546513.4038 }, "end": { "local": "1927-06-12T13:35:12+08:00", "utc": "1927-06-12T05:35:12Z", "ms": -1342981488021.746 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-11", "window": { "start": { "local": "1927-06-11T11:38:02+08:00", "utc": "1927-06-11T03:38:02Z", "ms": -1343074917590.3027 }, "end": { "local": "1927-06-11T12:26:02+08:00", "utc": "1927-06-11T04:26:02Z", "ms": -1343072037590.3027 } }, "covered_min": 42, "window_min": 48, "qualifies": true }, { "local_date": "1927-06-12", "window": { "start": { "local": "1927-06-12T11:38:14+08:00", "utc": "1927-06-12T03:38:14Z", "ms": -1342988505960.2676 }, "end": { "local": "1927-06-12T12:26:14+08:00", "utc": "1927-06-12T04:26:14Z", "ms": -1342985625960.2676 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 11:44 on Sat 11 Jun to 13:35 on Sun 12 Jun.", "fact": "1927-06-11T03:44:13Z → 1927-06-12T05:35:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 11th, 11:38–12:26 on the 12th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 42 of 48 minutes on the 11th and 48 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 371 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Fuzhou, 1927: Saturday 11 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-rama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Sri Rama dvadasi (purvaviddha), Campaka dvadasi (Orissa) (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Śrī Rāma Dvādaśī 1927 falls on Saturday 11 June. Dvādaśī runs from 11:44 on Sat 11 Jun to 13:35 on Sun 12 Jun and covers 42 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-06-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14080, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-06-12T13:35:12+08:00", "utc": "1927-06-12T05:35:12Z", "ms": -1342981488021.746 }, "end": { "local": "1927-06-13T14:59:59+08:00", "utc": "1927-06-13T06:59:59Z", "ms": -1342890001063.8403 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-12T13:35:12+08:00", "utc": "1927-06-12T05:35:12Z", "ms": -1342981488021.746 }, "end": { "local": "1927-06-13T14:59:59+08:00", "utc": "1927-06-13T06:59:59Z", "ms": -1342890001063.8403 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-06-12", "window": { "start": { "local": "1927-06-12T18:54:18+08:00", "utc": "1927-06-12T10:54:18Z", "ms": -1342962342395.5635 }, "end": { "local": "1927-06-12T20:16:25+08:00", "utc": "1927-06-12T12:16:25Z", "ms": -1342957415062.6807 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1927-06-13", "window": { "start": { "local": "1927-06-13T18:54:39+08:00", "utc": "1927-06-13T10:54:39Z", "ms": -1342875920871.8887 }, "end": { "local": "1927-06-13T20:16:44+08:00", "utc": "1927-06-13T12:16:44Z", "ms": -1342870995971.793 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:35 on Sun 12 Jun to 15:00 on Mon 13 Jun.", "fact": "1927-06-12T05:35:12Z → 1927-06-13T06:59:59Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:54–20:16 on the 12th, 18:55–20:17 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 82 of 82 minutes on the 12th and 0 of 82 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14080 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Sunday 12 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Sunday 12 June. Trayodaśī runs from 13:35 on Sun 12 Jun to 15:00 on Mon 13 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-06-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9369, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-06-14T15:54:59+08:00", "utc": "1927-06-14T07:54:59Z", "ms": -1342800300573.06 }, "end": { "local": "1927-06-15T16:19:11+08:00", "utc": "1927-06-15T08:19:11Z", "ms": -1342712449212.3174 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-14T15:54:59+08:00", "utc": "1927-06-14T07:54:59Z", "ms": -1342800300573.06 }, "end": { "local": "1927-06-15T16:19:11+08:00", "utc": "1927-06-15T08:19:11Z", "ms": -1342712449212.3174 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-06-14", "window": { "start": { "local": "1927-06-14T18:55:00+08:00", "utc": "1927-06-14T10:55:00Z", "ms": -1342789500147.7793 }, "end": { "local": "1927-06-14T20:17:03+08:00", "utc": "1927-06-14T12:17:03Z", "ms": -1342784577422.0476 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "1927-06-15", "window": { "start": { "local": "1927-06-15T18:55:20+08:00", "utc": "1927-06-15T10:55:20Z", "ms": -1342703080247.3667 }, "end": { "local": "1927-06-15T20:17:21+08:00", "utc": "1927-06-15T12:17:21Z", "ms": -1342698159436.1865 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:55 on Tue 14 Jun to 16:19 on Wed 15 Jun.", "fact": "1927-06-14T07:54:59Z → 1927-06-15T08:19:11Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:55–20:17 on the 14th, 18:55–20:17 on the 15th.", "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 14th and 0 of 82 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 9369 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Fuzhou, 1927: Tuesday 14 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vata-savitri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Vata-savitri vrata (Deccan) (pradosavyapini, purvaviddha), Snanayatra (Bengal & Orissa) (paraviddha)." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Vaṭa Sāvitrī Vrata 1927 falls on Tuesday 14 June. Pūrṇimā runs from 15:55 on Tue 14 Jun to 16:19 on Wed 15 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-06-18", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25403, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-06-18T14:40:58+08:00", "utc": "1927-06-18T06:40:58Z", "ms": -1342459141947.0364 }, "end": { "local": "1927-06-19T13:20:10+08:00", "utc": "1927-06-19T05:20:10Z", "ms": -1342377589766.0945 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-18T14:40:58+08:00", "utc": "1927-06-18T06:40:58Z", "ms": -1342459141947.0364 }, "end": { "local": "1927-06-19T13:20:10+08:00", "utc": "1927-06-19T05:20:10Z", "ms": -1342377589766.0945 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-06-18", "window": { "start": { "local": "1927-06-18T21:44:21+08:00", "utc": "1927-06-18T13:44:21Z", "ms": -1342433739213.3562 }, "end": { "local": "1927-06-18T21:44:21+08:00", "utc": "1927-06-18T13:44:21Z", "ms": -1342433739213.3562 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-06-19", "window": { "start": { "local": "1927-06-19T22:31:56+08:00", "utc": "1927-06-19T14:31:56Z", "ms": -1342344484126.1653 }, "end": { "local": "1927-06-19T22:31:56+08:00", "utc": "1927-06-19T14:31:56Z", "ms": -1342344484126.1653 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:41 on Sat 18 Jun to 13:20 on Sun 19 Jun.", "fact": "1927-06-18T06:40:58Z → 1927-06-19T05:20:10Z" }, { "step": "kaala", "text": "Moonrise is at 21:44 on the 18th and 22:32 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 25403 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Saturday 18 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Saturday 18 June. Caturthī runs from 14:41 on Sat 18 Jun to 13:20 on Sun 19 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-06-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-06-25", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16897, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-06-25T00:30:26+08:00", "utc": "1927-06-24T16:30:26Z", "ms": -1341905373754.4978 }, "end": { "local": "1927-06-25T22:06:47+08:00", "utc": "1927-06-25T14:06:47Z", "ms": -1341827593307.5564 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-25T00:30:26+08:00", "utc": "1927-06-24T16:30:26Z", "ms": -1341905373754.4978 }, "end": { "local": "1927-06-25T22:06:47+08:00", "utc": "1927-06-25T14:06:47Z", "ms": -1341827593307.5564 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-06-25", "window": { "start": { "local": "1927-06-25T05:12:04+08:00", "utc": "1927-06-24T21:12:04Z", "ms": -1341888476321.7097 }, "end": { "local": "1927-06-25T05:12:04+08:00", "utc": "1927-06-24T21:12:04Z", "ms": -1341888476321.7097 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-06-26", "window": { "start": { "local": "1927-06-26T05:12:20+08:00", "utc": "1927-06-25T21:12:20Z", "ms": -1341802060484.833 }, "end": { "local": "1927-06-26T05:12:20+08:00", "utc": "1927-06-25T21:12:20Z", "ms": -1341802060484.833 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:30 on Sat 25 Jun to 22:07 on Sat 25 Jun.", "fact": "1927-06-24T16:30:26Z → 1927-06-25T14:06:47Z" }, { "step": "kaala", "text": "Sunrise is at 05:12 on the 25th and 05:12 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16897 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Fuzhou, 1927: Saturday 25 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": "1927-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Yoginī Ekādaśī 1927 falls on Saturday 25 June. Ekādaśī runs from 00:30 on Sat 25 Jun to 22:07 on Sat 25 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-06-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1807, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-06-26T19:49:48+08:00", "utc": "1927-06-26T11:49:48Z", "ms": -1341749411824.258 }, "end": { "local": "1927-06-27T17:44:39+08:00", "utc": "1927-06-27T09:44:39Z", "ms": -1341670520855.907 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-26T19:49:48+08:00", "utc": "1927-06-26T11:49:48Z", "ms": -1341749411824.258 }, "end": { "local": "1927-06-27T17:44:39+08:00", "utc": "1927-06-27T09:44:39Z", "ms": -1341670520855.907 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-06-26", "window": { "start": { "local": "1927-06-26T18:57:58+08:00", "utc": "1927-06-26T10:57:58Z", "ms": -1341752522250.688 }, "end": { "local": "1927-06-26T20:19:55+08:00", "utc": "1927-06-26T12:19:55Z", "ms": -1341747605116.9675 } }, "covered_min": 30, "window_min": 82, "qualifies": true }, { "local_date": "1927-06-27", "window": { "start": { "local": "1927-06-27T18:58:06+08:00", "utc": "1927-06-27T10:58:06Z", "ms": -1341666114023.085 }, "end": { "local": "1927-06-27T20:20:04+08:00", "utc": "1927-06-27T12:20:04Z", "ms": -1341661195638.8984 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:50 on Sun 26 Jun to 17:45 on Mon 27 Jun.", "fact": "1927-06-26T11:49:48Z → 1927-06-27T09:44:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:20 on the 26th, 18:58–20:20 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 30 of 82 minutes on the 26th and 0 of 82 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 1807 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Sunday 26 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": "1927-06-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Sunday 26 June. Trayodaśī runs from 19:50 on Sun 26 Jun to 17:45 on Mon 27 Jun and covers 30 of 82 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-06-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-06-27", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-06-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21411, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-06-27T17:44:39+08:00", "utc": "1927-06-27T09:44:39Z", "ms": -1341670520855.907 }, "end": { "local": "1927-06-28T15:56:48+08:00", "utc": "1927-06-28T07:56:48Z", "ms": -1341590591602.9792 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-27T17:44:39+08:00", "utc": "1927-06-27T09:44:39Z", "ms": -1341670520855.907 }, "end": { "local": "1927-06-28T15:56:48+08:00", "utc": "1927-06-28T07:56:48Z", "ms": -1341590591602.9792 } }, "kaala": "nishita", "days": [ { "local_date": "1927-06-27", "window": { "start": { "local": "1927-06-27T23:41:30+08:00", "utc": "1927-06-27T15:41:30Z", "ms": -1341649110082.3857 }, "end": { "local": "1927-06-28T00:29:30+08:00", "utc": "1927-06-27T16:29:30Z", "ms": -1341646230082.3857 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-06-28", "window": { "start": { "local": "1927-06-28T23:41:43+08:00", "utc": "1927-06-28T15:41:43Z", "ms": -1341562697309.9302 }, "end": { "local": "1927-06-29T00:29:43+08:00", "utc": "1927-06-28T16:29:43Z", "ms": -1341559817309.9302 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:45 on Mon 27 Jun to 15:57 on Tue 28 Jun.", "fact": "1927-06-27T09:44:39Z → 1927-06-28T07:56:48Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:41–00:29 on the 27th, 23:42–00:30 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 21411 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Monday 27 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": "1927-06-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-06-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Monday 27 June. Caturdaśī runs from 17:45 on Mon 27 Jun to 15:57 on Tue 28 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-06-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2470, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1927-06-30T13:35:10+08:00", "utc": "1927-06-30T05:35:10Z", "ms": -1341426289941.081 }, "end": { "local": "1927-07-01T13:11:19+08:00", "utc": "1927-07-01T05:11:19Z", "ms": -1341341320886.2173 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-06-30T13:35:10+08:00", "utc": "1927-06-30T05:35:10Z", "ms": -1341426289941.081 }, "end": { "local": "1927-07-01T13:11:19+08:00", "utc": "1927-07-01T05:11:19Z", "ms": -1341341320886.2173 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-06-30", "window": { "start": { "local": "1927-06-30T11:41:58+08:00", "utc": "1927-06-30T03:41:58Z", "ms": -1341433082319.7295 }, "end": { "local": "1927-06-30T12:29:58+08:00", "utc": "1927-06-30T04:29:58Z", "ms": -1341430202319.7295 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-07-01", "window": { "start": { "local": "1927-07-01T11:42:09+08:00", "utc": "1927-07-01T03:42:09Z", "ms": -1341346670517.166 }, "end": { "local": "1927-07-01T12:30:09+08:00", "utc": "1927-07-01T04:30:09Z", "ms": -1341343790517.166 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 13:35 on Thu 30 Jun to 13:11 on Fri 1 Jul.", "fact": "1927-06-30T05:35:10Z → 1927-07-01T05:11:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 30th, 11:42–12:30 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2470 s" }, { "step": "ruling", "text": "Rathayātrā, Fuzhou, 1927: Friday 1 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Rathayātrā 1927 falls on Friday 1 July. Dvitīyā runs from 13:35 on Thu 30 Jun to 13:11 on Fri 1 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-07-03", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3187, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-07-02T13:23:28+08:00", "utc": "1927-07-02T05:23:28Z", "ms": -1341254192128.2405 }, "end": { "local": "1927-07-03T14:12:31+08:00", "utc": "1927-07-03T06:12:31Z", "ms": -1341164849011.73 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-02T13:23:28+08:00", "utc": "1927-07-02T05:23:28Z", "ms": -1341254192128.2405 }, "end": { "local": "1927-07-03T14:12:31+08:00", "utc": "1927-07-03T06:12:31Z", "ms": -1341164849011.73 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-07-02", "window": { "start": { "local": "1927-07-02T11:42:21+08:00", "utc": "1927-07-02T03:42:21Z", "ms": -1341260258952.0464 }, "end": { "local": "1927-07-02T12:30:21+08:00", "utc": "1927-07-02T04:30:21Z", "ms": -1341257378952.0464 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-07-03", "window": { "start": { "local": "1927-07-03T11:42:32+08:00", "utc": "1927-07-03T03:42:32Z", "ms": -1341173847649.4094 }, "end": { "local": "1927-07-03T12:30:32+08:00", "utc": "1927-07-03T04:30:32Z", "ms": -1341170967649.4094 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:23 on Sat 2 Jul to 14:13 on Sun 3 Jul.", "fact": "1927-07-02T05:23:28Z → 1927-07-03T06:12:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:42–12:30 on the 2nd, 11:43–12:31 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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 3187 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Sunday 3 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-03", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Sunday 3 July. Caturthī runs from 13:23 on Sat 2 Jul to 14:13 on Sun 3 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-07-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6119, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-07-03T14:12:31+08:00", "utc": "1927-07-03T06:12:31Z", "ms": -1341164849011.73 }, "end": { "local": "1927-07-04T15:36:22+08:00", "utc": "1927-07-04T07:36:22Z", "ms": -1341073418412.256 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-03T14:12:31+08:00", "utc": "1927-07-03T06:12:31Z", "ms": -1341164849011.73 }, "end": { "local": "1927-07-04T15:36:22+08:00", "utc": "1927-07-04T07:36:22Z", "ms": -1341073418412.256 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-07-03", "window": { "start": { "local": "1927-07-03T11:42:32+08:00", "utc": "1927-07-03T03:42:32Z", "ms": -1341173847649.4094 }, "end": { "local": "1927-07-03T12:30:32+08:00", "utc": "1927-07-03T04:30:32Z", "ms": -1341170967649.4094 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-07-04", "window": { "start": { "local": "1927-07-04T11:42:43+08:00", "utc": "1927-07-04T03:42:43Z", "ms": -1341087436633.0525 }, "end": { "local": "1927-07-04T12:30:43+08:00", "utc": "1927-07-04T04:30:43Z", "ms": -1341084556633.0525 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:13 on Sun 3 Jul to 15:36 on Mon 4 Jul.", "fact": "1927-07-03T06:12:31Z → 1927-07-04T07:36:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 3rd, 11:43–12:31 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6119 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Fuzhou, 1927: Monday 4 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Skanda pancami (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Pañcamī 1927 falls on Monday 4 July. Pañcamī runs from 14:13 on Sun 3 Jul to 15:36 on Mon 4 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17905, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-07-05T17:29:19+08:00", "utc": "1927-07-05T09:29:19Z", "ms": -1340980241012.4382 }, "end": { "local": "1927-07-06T19:42:09+08:00", "utc": "1927-07-06T11:42:09Z", "ms": -1340885871158.1487 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-05T17:29:19+08:00", "utc": "1927-07-05T09:29:19Z", "ms": -1340980241012.4382 }, "end": { "local": "1927-07-06T19:42:09+08:00", "utc": "1927-07-06T11:42:09Z", "ms": -1340885871158.1487 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-07-05", "window": { "start": { "local": "1927-07-05T11:42:54+08:00", "utc": "1927-07-05T03:42:54Z", "ms": -1341001025925.4583 }, "end": { "local": "1927-07-05T12:30:54+08:00", "utc": "1927-07-05T04:30:54Z", "ms": -1340998145925.4583 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-07-06", "window": { "start": { "local": "1927-07-06T11:43:04+08:00", "utc": "1927-07-06T03:43:04Z", "ms": -1340914615548.211 }, "end": { "local": "1927-07-06T12:31:04+08:00", "utc": "1927-07-06T04:31:04Z", "ms": -1340911735548.211 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 17:29 on Tue 5 Jul to 19:42 on Wed 6 Jul.", "fact": "1927-07-05T09:29:19Z → 1927-07-06T11:42:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 5th, 11:43–12:31 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17905 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Fuzhou, 1927: Wednesday 6 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vivasvat-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Vivasvat saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Vivasvat Saptamī 1927 falls on Wednesday 6 July. Saptamī runs from 17:29 on Tue 5 Jul to 19:42 on Wed 6 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-07-10", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5687, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-07-10T02:14:51+08:00", "utc": "1927-07-09T18:14:51Z", "ms": -1340603108677.0964 }, "end": { "local": "1927-07-11T03:43:00+08:00", "utc": "1927-07-10T19:43:00Z", "ms": -1340511419746.3147 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-10T02:14:51+08:00", "utc": "1927-07-09T18:14:51Z", "ms": -1340603108677.0964 }, "end": { "local": "1927-07-11T03:43:00+08:00", "utc": "1927-07-10T19:43:00Z", "ms": -1340511419746.3147 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-07-10", "window": { "start": { "local": "1927-07-10T05:17:21+08:00", "utc": "1927-07-09T21:17:21Z", "ms": -1340592158837.5134 }, "end": { "local": "1927-07-10T05:17:21+08:00", "utc": "1927-07-09T21:17:21Z", "ms": -1340592158837.5134 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-07-11", "window": { "start": { "local": "1927-07-11T05:17:47+08:00", "utc": "1927-07-10T21:17:47Z", "ms": -1340505732836.153 }, "end": { "local": "1927-07-11T05:17:47+08:00", "utc": "1927-07-10T21:17:47Z", "ms": -1340505732836.153 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:15 on Sun 10 Jul to 03:43 on Mon 11 Jul.", "fact": "1927-07-09T18:14:51Z → 1927-07-10T19:43:00Z" }, { "step": "kaala", "text": "Sunrise is at 05:17 on the 10th and 05:18 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 5687 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Fuzhou, 1927: Sunday 10 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Hariśayanī Ekādaśī 1927 falls on Sunday 10 July. Ekādaśī runs from 02:15 on Sun 10 Jul to 03:43 on Mon 11 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-07-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-07-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29687, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-07-12T04:35:24+08:00", "utc": "1927-07-11T20:35:24Z", "ms": -1340421876428.0708 }, "end": { "local": "1927-07-13T04:48:47+08:00", "utc": "1927-07-12T20:48:47Z", "ms": -1340334673285.89 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-12T04:35:24+08:00", "utc": "1927-07-11T20:35:24Z", "ms": -1340421876428.0708 }, "end": { "local": "1927-07-13T04:48:47+08:00", "utc": "1927-07-12T20:48:47Z", "ms": -1340334673285.89 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-07-11", "window": { "start": { "local": "1927-07-11T18:57:54+08:00", "utc": "1927-07-11T10:57:54Z", "ms": -1340456525736.052 }, "end": { "local": "1927-07-11T20:20:37+08:00", "utc": "1927-07-11T12:20:37Z", "ms": -1340451563157.6445 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1927-07-12", "window": { "start": { "local": "1927-07-12T18:57:44+08:00", "utc": "1927-07-12T10:57:44Z", "ms": -1340370136155.0276 }, "end": { "local": "1927-07-12T20:20:31+08:00", "utc": "1927-07-12T12:20:31Z", "ms": -1340365168607.6567 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:35 on Tue 12 Jul to 04:49 on Wed 13 Jul.", "fact": "1927-07-11T20:35:24Z → 1927-07-12T20:48:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:21 on the 11th, 18:58–20:21 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 83 minutes on the 11th and 83 of 83 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 29687 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Tuesday 12 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": "1927-07-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Tuesday 12 July. Trayodaśī runs from 04:35 on Tue 12 Jul to 04:49 on Wed 13 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-07-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3344, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 } }, "kaala": "udaya-3", "days": [ { "local_date": "1927-07-14", "window": { "start": { "local": "1927-07-14T05:19:08+08:00", "utc": "1927-07-13T21:19:08Z", "ms": -1340246452317.119 }, "end": { "local": "1927-07-14T08:02:46+08:00", "utc": "1927-07-14T00:02:46Z", "ms": -1340236634035.444 } }, "covered_min": 164, "window_min": 164, "qualifies": true }, { "local_date": "1927-07-15", "window": { "start": { "local": "1927-07-15T05:19:35+08:00", "utc": "1927-07-14T21:19:35Z", "ms": -1340160024724.772 }, "end": { "local": "1927-07-15T08:03:05+08:00", "utc": "1927-07-15T00:03:05Z", "ms": -1340150214827.4375 } }, "covered_min": 0, "window_min": 163, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul.", "fact": "1927-07-13T20:23:24Z → 1927-07-14T19:22:17Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:19–08:03 on the 14th, 05:20–08:03 on the 15th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must hold through the first three muhūrtas after sunrise. It covers 164 of 164 minutes on the 14th and 0 of 163 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3344 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Fuzhou, 1927: Thursday 14 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vyasa-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "udaya-3", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Vyāsa Pūjā 1927 falls on Thursday 14 July. Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26449, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-07-14", "window": { "start": { "local": "1927-07-14T11:44:13+08:00", "utc": "1927-07-14T03:44:13Z", "ms": -1340223346612.9321 }, "end": { "local": "1927-07-14T12:32:13+08:00", "utc": "1927-07-14T04:32:13Z", "ms": -1340220466612.9321 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-07-15", "window": { "start": { "local": "1927-07-15T11:44:20+08:00", "utc": "1927-07-15T03:44:20Z", "ms": -1340136939981.436 }, "end": { "local": "1927-07-15T12:32:20+08:00", "utc": "1927-07-15T04:32:20Z", "ms": -1340134059981.436 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul.", "fact": "1927-07-13T20:23:24Z → 1927-07-14T19:22:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 14th, 11:44–12:32 on the 15th.", "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 14th and 0 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: paraviddha → only-day · margin 26449 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Fuzhou, 1927: Thursday 14 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "guru-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Guru Pūrṇimā 1927 falls on Thursday 14 July. Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30298, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 } }, "kaala": "sayahna", "days": [ { "local_date": "1927-07-13", "window": { "start": { "local": "1927-07-13T16:13:46+08:00", "utc": "1927-07-13T08:13:46Z", "ms": -1340293574213.89 }, "end": { "local": "1927-07-13T18:57:32+08:00", "utc": "1927-07-13T10:57:32Z", "ms": -1340283747879.9258 } }, "covered_min": 0, "window_min": 164, "qualifies": false }, { "local_date": "1927-07-14", "window": { "start": { "local": "1927-07-14T16:13:41+08:00", "utc": "1927-07-14T08:13:41Z", "ms": -1340207179190.4202 }, "end": { "local": "1927-07-14T18:57:19+08:00", "utc": "1927-07-14T10:57:19Z", "ms": -1340197360908.7454 } }, "covered_min": 164, "window_min": 164, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul.", "fact": "1927-07-13T20:23:24Z → 1927-07-14T19:22:17Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:14–18:58 on the 13th, 16:14–18:57 on the 14th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 164 minutes on the 13th and 164 of 164 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30298 s" }, { "step": "ruling", "text": "Kokilā Vrata, Fuzhou, 1927: Thursday 14 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kokila-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Kokilā Vrata 1927 falls on Thursday 14 July. Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25320, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1927-07-14T04:23:24+08:00", "utc": "1927-07-13T20:23:24Z", "ms": -1340249796078.0232 }, "end": { "local": "1927-07-15T03:22:17+08:00", "utc": "1927-07-14T19:22:17Z", "ms": -1340167063088.8953 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-07-13", "window": { "start": { "local": "1927-07-13T18:57:32+08:00", "utc": "1927-07-13T10:57:32Z", "ms": -1340283747879.9258 }, "end": { "local": "1927-07-13T20:20:25+08:00", "utc": "1927-07-13T12:20:25Z", "ms": -1340278775138.2183 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1927-07-14", "window": { "start": { "local": "1927-07-14T18:57:19+08:00", "utc": "1927-07-14T10:57:19Z", "ms": -1340197360908.7454 }, "end": { "local": "1927-07-14T20:20:17+08:00", "utc": "1927-07-14T12:20:17Z", "ms": -1340192382750.8823 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul.", "fact": "1927-07-13T20:23:24Z → 1927-07-14T19:22:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:20 on the 13th, 18:57–20:20 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 83 minutes on the 13th and 83 of 83 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25320 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Fuzhou, 1927: Thursday 14 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shiva-shayanotsava", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Śiva Śayanotsava 1927 falls on Thursday 14 July. Pūrṇimā runs from 04:23 on Thu 14 Jul to 03:22 on Fri 15 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12386, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1927-07-16T01:50:26+08:00", "utc": "1927-07-15T17:50:26Z", "ms": -1340086174194.5483 }, "end": { "local": "1927-07-16T23:54:02+08:00", "utc": "1927-07-16T15:54:02Z", "ms": -1340006757566.952 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-16T01:50:26+08:00", "utc": "1927-07-15T17:50:26Z", "ms": -1340086174194.5483 }, "end": { "local": "1927-07-16T23:54:02+08:00", "utc": "1927-07-16T15:54:02Z", "ms": -1340006757566.952 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-07-15", "window": { "start": { "local": "1927-07-15T19:37:11+08:00", "utc": "1927-07-15T11:37:11Z", "ms": -1340108568561.757 }, "end": { "local": "1927-07-15T19:37:11+08:00", "utc": "1927-07-15T11:37:11Z", "ms": -1340108568561.757 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-07-16", "window": { "start": { "local": "1927-07-16T20:27:37+08:00", "utc": "1927-07-16T12:27:37Z", "ms": -1340019143087.689 }, "end": { "local": "1927-07-16T20:27:37+08:00", "utc": "1927-07-16T12:27:37Z", "ms": -1340019143087.689 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 01:50 on Sat 16 Jul to 23:54 on Sat 16 Jul.", "fact": "1927-07-15T17:50:26Z → 1927-07-16T15:54:02Z" }, { "step": "kaala", "text": "Moonrise is at 19:37 on the 15th and 20:28 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12386 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Fuzhou, 1927: Saturday 16 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ashunya-shayana-vrata-ashadha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 2 Asunya sayana vrata (candrodaya vyapini; purvahna vyapini and purvaviddha in Bengal)." } ], "not_evaluated": "In Bengal the row reads pūrvāhṇa and pūrvaviddha; that reading is not applied.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata (Āṣāḍha) 1927 falls on Saturday 16 July. Dvitīyā runs from 01:50 on Sat 16 Jul to 23:54 on Sat 16 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-07-17", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-17", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1580, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-07-17T21:39:51+08:00", "utc": "1927-07-17T13:39:51Z", "ms": -1339928409447.1865 }, "end": { "local": "1927-07-18T19:14:34+08:00", "utc": "1927-07-18T11:14:34Z", "ms": -1339850726029.498 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-17T21:39:51+08:00", "utc": "1927-07-17T13:39:51Z", "ms": -1339928409447.1865 }, "end": { "local": "1927-07-18T19:14:34+08:00", "utc": "1927-07-18T11:14:34Z", "ms": -1339850726029.498 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-07-17", "window": { "start": { "local": "1927-07-17T21:13:30+08:00", "utc": "1927-07-17T13:13:30Z", "ms": -1339929989923.386 }, "end": { "local": "1927-07-17T21:13:30+08:00", "utc": "1927-07-17T13:13:30Z", "ms": -1339929989923.386 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-07-18", "window": { "start": { "local": "1927-07-18T21:55:28+08:00", "utc": "1927-07-18T13:55:28Z", "ms": -1339841072334.1501 }, "end": { "local": "1927-07-18T21:55:28+08:00", "utc": "1927-07-18T13:55:28Z", "ms": -1339841072334.1501 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:40 on Sun 17 Jul to 19:15 on Mon 18 Jul.", "fact": "1927-07-17T13:39:51Z → 1927-07-18T11:14:34Z" }, { "step": "kaala", "text": "Moonrise is at 21:14 on the 17th and 21:55 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1580 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Sunday 17 July.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-17", "confidence": "boundary" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Sunday 17 July. Caturthī runs from 21:40 on Sun 17 Jul to 19:15 on Mon 18 Jul, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-07-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ekadashi?on=1927-07-24", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1457, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-07-24T05:48:13+08:00", "utc": "1927-07-23T21:48:13Z", "ms": -1339380707074.5352 }, "end": { "local": "1927-07-25T04:17:10+08:00", "utc": "1927-07-24T20:17:10Z", "ms": -1339299770150.0977 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-24T05:48:13+08:00", "utc": "1927-07-23T21:48:13Z", "ms": -1339380707074.5352 }, "end": { "local": "1927-07-25T04:17:10+08:00", "utc": "1927-07-24T20:17:10Z", "ms": -1339299770150.0977 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-07-24", "window": { "start": { "local": "1927-07-24T05:23:56+08:00", "utc": "1927-07-23T21:23:56Z", "ms": -1339382163924.9878 }, "end": { "local": "1927-07-24T05:23:56+08:00", "utc": "1927-07-23T21:23:56Z", "ms": -1339382163924.9878 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-07-25", "window": { "start": { "local": "1927-07-25T05:24:26+08:00", "utc": "1927-07-24T21:24:26Z", "ms": -1339295733978.5493 }, "end": { "local": "1927-07-25T05:24:26+08:00", "utc": "1927-07-24T21:24:26Z", "ms": -1339295733978.5493 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:48 on Sun 24 Jul to 04:17 on Mon 25 Jul.", "fact": "1927-07-23T21:48:13Z → 1927-07-24T20:17:10Z" }, { "step": "kaala", "text": "Sunrise is at 05:24 on the 24th and 05:24 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 not on the 25th.", "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 1457 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Fuzhou, 1927: Sunday 24 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": "1927-07-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Kāmikā Ekādaśī 1927 falls on Sunday 24 July. Ekādaśī runs from 05:48 on Sun 24 Jul to 04:17 on Mon 25 Jul, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-07-24", "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/1927/pradosha-vrata?on=1927-07-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21252, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-07-26T03:04:17+08:00", "utc": "1927-07-25T19:04:17Z", "ms": -1339217743260.3582 }, "end": { "local": "1927-07-27T02:11:34+08:00", "utc": "1927-07-26T18:11:34Z", "ms": -1339134505992.6465 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-26T03:04:17+08:00", "utc": "1927-07-25T19:04:17Z", "ms": -1339217743260.3582 }, "end": { "local": "1927-07-27T02:11:34+08:00", "utc": "1927-07-26T18:11:34Z", "ms": -1339134505992.6465 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-07-25", "window": { "start": { "local": "1927-07-25T18:53:31+08:00", "utc": "1927-07-25T10:53:31Z", "ms": -1339247188813.673 }, "end": { "local": "1927-07-25T20:17:43+08:00", "utc": "1927-07-25T12:17:43Z", "ms": -1339242137495.6345 } }, "covered_min": 0, "window_min": 84, "qualifies": false }, { "local_date": "1927-07-26", "window": { "start": { "local": "1927-07-26T18:53:03+08:00", "utc": "1927-07-26T10:53:03Z", "ms": -1339160817059.34 }, "end": { "local": "1927-07-26T20:17:22+08:00", "utc": "1927-07-26T12:17:22Z", "ms": -1339155757958.1384 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:04 on Tue 26 Jul to 02:12 on Wed 27 Jul.", "fact": "1927-07-25T19:04:17Z → 1927-07-26T18:11:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:54–20:18 on the 25th, 18:53–20:17 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 84 minutes on the 25th and 84 of 84 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21252 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Tuesday 26 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": "1927-07-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Tuesday 26 July. Trayodaśī runs from 03:04 on Tue 26 Jul to 02:12 on Wed 27 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-07-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-07-27", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4087, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-07-27T02:11:34+08:00", "utc": "1927-07-26T18:11:34Z", "ms": -1339134505992.6465 }, "end": { "local": "1927-07-28T01:41:22+08:00", "utc": "1927-07-27T17:41:22Z", "ms": -1339049918048.0308 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-27T02:11:34+08:00", "utc": "1927-07-26T18:11:34Z", "ms": -1339134505992.6465 }, "end": { "local": "1927-07-28T01:41:22+08:00", "utc": "1927-07-27T17:41:22Z", "ms": -1339049918048.0308 } }, "kaala": "nishita", "days": [ { "local_date": "1927-07-26", "window": { "start": { "local": "1927-07-26T23:45:15+08:00", "utc": "1927-07-26T15:45:15Z", "ms": -1339143285429.8342 }, "end": { "local": "1927-07-27T00:33:15+08:00", "utc": "1927-07-26T16:33:15Z", "ms": -1339140405429.8342 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-07-27", "window": { "start": { "local": "1927-07-27T23:45:15+08:00", "utc": "1927-07-27T15:45:15Z", "ms": -1339056885075.6956 }, "end": { "local": "1927-07-28T00:33:15+08:00", "utc": "1927-07-27T16:33:15Z", "ms": -1339054005075.6956 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:12 on Wed 27 Jul to 01:41 on Thu 28 Jul.", "fact": "1927-07-26T18:11:34Z → 1927-07-27T17:41:22Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:45–00:33 on the 26th, 23:45–00:33 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 4087 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Wednesday 27 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": "1927-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Wednesday 27 July. Caturdaśī runs from 02:12 on Wed 27 Jul to 01:41 on Thu 28 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-07-27", "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/1927/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-07-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27190, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-07-31T02:50:27+08:00", "utc": "1927-07-30T18:50:27Z", "ms": -1338786572899.027 }, "end": { "local": "1927-08-01T04:11:42+08:00", "utc": "1927-07-31T20:11:42Z", "ms": -1338695297817.0955 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-07-31T02:50:27+08:00", "utc": "1927-07-30T18:50:27Z", "ms": -1338786572899.027 }, "end": { "local": "1927-08-01T04:11:42+08:00", "utc": "1927-07-31T20:11:42Z", "ms": -1338695297817.0955 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-07-31", "window": { "start": { "local": "1927-07-31T11:44:55+08:00", "utc": "1927-07-31T03:44:55Z", "ms": -1338754504767.6404 }, "end": { "local": "1927-07-31T12:32:55+08:00", "utc": "1927-07-31T04:32:55Z", "ms": -1338751624767.6404 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-01", "window": { "start": { "local": "1927-08-01T11:44:53+08:00", "utc": "1927-08-01T03:44:53Z", "ms": -1338668107429.751 }, "end": { "local": "1927-08-01T12:32:53+08:00", "utc": "1927-08-01T04:32:53Z", "ms": -1338665227429.751 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 02:50 on Sun 31 Jul to 04:12 on Mon 1 Aug.", "fact": "1927-07-30T18:50:27Z → 1927-07-31T20:11:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 31st, 11:45–12:33 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 27190 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Fuzhou, 1927: Sunday 31 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "madhusrava-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Madhusrava (Gujerat) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-07-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-07-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Madhusravā Tṛtīyā (Hariyali Teej) 1927 falls on Sunday 31 July. Tṛtīyā runs from 02:50 on Sun 31 Jul to 04:12 on Mon 1 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-08-01", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20678, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-08-01T04:11:42+08:00", "utc": "1927-07-31T20:11:42Z", "ms": -1338695297817.0955 }, "end": { "local": "1927-08-02T06:00:11+08:00", "utc": "1927-08-01T22:00:11Z", "ms": -1338602388823.6433 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-01T04:11:42+08:00", "utc": "1927-07-31T20:11:42Z", "ms": -1338695297817.0955 }, "end": { "local": "1927-08-02T06:00:11+08:00", "utc": "1927-08-01T22:00:11Z", "ms": -1338602388823.6433 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-01", "window": { "start": { "local": "1927-08-01T11:44:53+08:00", "utc": "1927-08-01T03:44:53Z", "ms": -1338668107429.751 }, "end": { "local": "1927-08-01T12:32:53+08:00", "utc": "1927-08-01T04:32:53Z", "ms": -1338665227429.751 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-02", "window": { "start": { "local": "1927-08-02T11:44:49+08:00", "utc": "1927-08-02T03:44:49Z", "ms": -1338581710705.376 }, "end": { "local": "1927-08-02T12:32:49+08:00", "utc": "1927-08-02T04:32:49Z", "ms": -1338578830705.376 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:12 on Mon 1 Aug to 06:00 on Tue 2 Aug.", "fact": "1927-07-31T20:11:42Z → 1927-08-01T22:00:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 1st, 11:45–12:33 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 20678 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Monday 1 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Monday 1 August. Caturthī runs from 04:12 on Mon 1 Aug to 06:00 on Tue 2 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-08-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12861, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-08-02T06:00:11+08:00", "utc": "1927-08-01T22:00:11Z", "ms": -1338602388823.6433 }, "end": { "local": "1927-08-03T08:10:24+08:00", "utc": "1927-08-03T00:10:24Z", "ms": -1338508175661.748 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-02T06:00:11+08:00", "utc": "1927-08-01T22:00:11Z", "ms": -1338602388823.6433 }, "end": { "local": "1927-08-03T08:10:24+08:00", "utc": "1927-08-03T00:10:24Z", "ms": -1338508175661.748 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-02", "window": { "start": { "local": "1927-08-02T11:44:49+08:00", "utc": "1927-08-02T03:44:49Z", "ms": -1338581710705.376 }, "end": { "local": "1927-08-02T12:32:49+08:00", "utc": "1927-08-02T04:32:49Z", "ms": -1338578830705.376 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-03", "window": { "start": { "local": "1927-08-03T11:44:45+08:00", "utc": "1927-08-03T03:44:45Z", "ms": -1338495314596.5742 }, "end": { "local": "1927-08-03T12:32:45+08:00", "utc": "1927-08-03T04:32:45Z", "ms": -1338492434596.5742 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 06:00 on Tue 2 Aug to 08:10 on Wed 3 Aug.", "fact": "1927-08-01T22:00:11Z → 1927-08-03T00:10:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 2nd, 11:45–12:33 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12861 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Fuzhou, 1927: Tuesday 2 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (paraviddha)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī 1927 falls on Tuesday 2 August. Pañcamī runs from 06:00 on Tue 2 Aug to 08:10 on Wed 3 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-08-09", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40180, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-08-08T17:59:35+08:00", "utc": "1927-08-08T09:59:35Z", "ms": -1338040824748.1018 }, "end": { "local": "1927-08-09T18:22:44+08:00", "utc": "1927-08-09T10:22:44Z", "ms": -1337953035634.4678 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-08T17:59:35+08:00", "utc": "1927-08-08T09:59:35Z", "ms": -1338040824748.1018 }, "end": { "local": "1927-08-09T18:22:44+08:00", "utc": "1927-08-09T10:22:44Z", "ms": -1337953035634.4678 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-08-09", "window": { "start": { "local": "1927-08-09T05:31:55+08:00", "utc": "1927-08-08T21:31:55Z", "ms": -1337999285063.3484 }, "end": { "local": "1927-08-09T05:31:55+08:00", "utc": "1927-08-08T21:31:55Z", "ms": -1337999285063.3484 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-08-10", "window": { "start": { "local": "1927-08-10T05:32:24+08:00", "utc": "1927-08-09T21:32:24Z", "ms": -1337912855969.4727 }, "end": { "local": "1927-08-10T05:32:24+08:00", "utc": "1927-08-09T21:32:24Z", "ms": -1337912855969.4727 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:00 on Mon 8 Aug to 18:23 on Tue 9 Aug.", "fact": "1927-08-08T09:59:35Z → 1927-08-09T10:22:44Z" }, { "step": "kaala", "text": "Sunrise is at 05:32 on the 9th and 05:32 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 9th and is not on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 40180 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Fuzhou, 1927: Tuesday 9 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": "1927-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Putradā Ekādaśī 1927 falls on Tuesday 9 August. Ekādaśī runs from 18:00 on Mon 8 Aug to 18:23 on Tue 9 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-08-09", "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/1927/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19619, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-08-09T18:22:44+08:00", "utc": "1927-08-09T10:22:44Z", "ms": -1337953035634.4678 }, "end": { "local": "1927-08-10T17:59:00+08:00", "utc": "1927-08-10T09:59:00Z", "ms": -1337868059547.2444 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-09T18:22:44+08:00", "utc": "1927-08-09T10:22:44Z", "ms": -1337953035634.4678 }, "end": { "local": "1927-08-10T17:59:00+08:00", "utc": "1927-08-10T09:59:00Z", "ms": -1337868059547.2444 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-09", "window": { "start": { "local": "1927-08-09T11:44:09+08:00", "utc": "1927-08-09T03:44:09Z", "ms": -1337976950825.254 }, "end": { "local": "1927-08-09T12:32:09+08:00", "utc": "1927-08-09T04:32:09Z", "ms": -1337974070825.254 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-10", "window": { "start": { "local": "1927-08-10T11:44:01+08:00", "utc": "1927-08-10T03:44:01Z", "ms": -1337890558976.35 }, "end": { "local": "1927-08-10T12:32:01+08:00", "utc": "1927-08-10T04:32:01Z", "ms": -1337887678976.35 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:23 on Tue 9 Aug to 17:59 on Wed 10 Aug.", "fact": "1927-08-09T10:22:44Z → 1927-08-10T09:59:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 9th, 11:44–12:32 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19619 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Fuzhou, 1927: Wednesday 10 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": "1927-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Dāmodara Dvādaśī 1927 falls on Wednesday 10 August. Dvādaśī runs from 18:23 on Tue 9 Aug to 17:59 on Wed 10 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-08-10", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2678, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-08-10T17:59:00+08:00", "utc": "1927-08-10T09:59:00Z", "ms": -1337868059547.2444 }, "end": { "local": "1927-08-11T16:49:52+08:00", "utc": "1927-08-11T08:49:52Z", "ms": -1337785808271.6118 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-10T17:59:00+08:00", "utc": "1927-08-10T09:59:00Z", "ms": -1337868059547.2444 }, "end": { "local": "1927-08-11T16:49:52+08:00", "utc": "1927-08-11T08:49:52Z", "ms": -1337785808271.6118 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-08-10", "window": { "start": { "local": "1927-08-10T18:43:38+08:00", "utc": "1927-08-10T10:43:38Z", "ms": -1337865381983.2278 }, "end": { "local": "1927-08-10T20:10:12+08:00", "utc": "1927-08-10T12:10:12Z", "ms": -1337860187991.563 } }, "covered_min": 87, "window_min": 87, "qualifies": true }, { "local_date": "1927-08-11", "window": { "start": { "local": "1927-08-11T18:42:52+08:00", "utc": "1927-08-11T10:42:52Z", "ms": -1337779028381.495 }, "end": { "local": "1927-08-11T20:09:36+08:00", "utc": "1927-08-11T12:09:36Z", "ms": -1337773824370.1748 } }, "covered_min": 0, "window_min": 87, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 17:59 on Wed 10 Aug to 16:50 on Thu 11 Aug.", "fact": "1927-08-10T09:59:00Z → 1927-08-11T08:49:52Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:10 on the 10th, 18:43–20:10 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 87 of 87 minutes on the 10th and 0 of 87 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 2678 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Wednesday 10 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Wednesday 10 August. Trayodaśī runs from 17:59 on Wed 10 Aug to 16:50 on Thu 11 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-08-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-13", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 13294, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-08-12T15:00:09+08:00", "utc": "1927-08-12T07:00:09Z", "ms": -1337705991199.1025 }, "end": { "local": "1927-08-13T12:37:07+08:00", "utc": "1927-08-13T04:37:07Z", "ms": -1337628173071.6445 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1927-08-13T01:52:16+08:00", "utc": "1927-08-12T17:52:16Z", "ms": -1337666863551.6042 }, "end": { "local": "1927-08-13T12:37:07+08:00", "utc": "1927-08-13T04:37:07Z", "ms": -1337628173071.6445 } }, "kaala": "day", "days": [ { "local_date": "1927-08-12", "window": { "start": { "local": "1927-08-12T05:33:22+08:00", "utc": "1927-08-11T21:33:22Z", "ms": -1337739998296.5928 }, "end": { "local": "1927-08-13T05:33:50+08:00", "utc": "1927-08-12T21:33:50Z", "ms": -1337653569724.5542 } }, "covered_min": 222, "window_min": 1440, "qualifies": true }, { "local_date": "1927-08-13", "window": { "start": { "local": "1927-08-13T05:33:50+08:00", "utc": "1927-08-12T21:33:50Z", "ms": -1337653569724.5542 }, "end": { "local": "1927-08-14T05:34:19+08:00", "utc": "1927-08-13T21:34:19Z", "ms": -1337567141330.3203 } }, "covered_min": 423, "window_min": 1440, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:00 on Fri 12 Aug to 12:37 on Sat 13 Aug. Its second half begins at 01:52 on Sat 13 Aug.", "fact": "1927-08-12T07:00:09Z → 1927-08-13T04:37:07Z · second half from 1927-08-12T17:52:16Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 05:33 on the 12th, and from 05:34 on the 13th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The second half of Pūrṇimā must be present during the day. It covers 222 of 1440 minutes on the 12th and 423 of 1440 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both days qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 13294 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Fuzhou, 1927: Saturday 13 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-13", "confidence": "boundary" } ], "quote": "In Fuzhou, Rakṣā Bandhana (Rakhi) 1927 falls on Saturday 13 August. The second half of Pūrṇimā runs from 01:52 on Sat 13 Aug to 12:37 on Sat 13 Aug and falls on two days: 423 minutes of it on the 13th, 222 on the 12th; the rule does not say which to take, and the day that holds more of it is ruled: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 334, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-08-12T15:00:09+08:00", "utc": "1927-08-12T07:00:09Z", "ms": -1337705991199.1025 }, "end": { "local": "1927-08-13T12:37:07+08:00", "utc": "1927-08-13T04:37:07Z", "ms": -1337628173071.6445 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1927-08-12T15:00:09+08:00", "utc": "1927-08-12T07:00:09Z", "ms": -1337705991199.1025 }, "end": { "local": "1927-08-13T12:37:07+08:00", "utc": "1927-08-13T04:37:07Z", "ms": -1337628173071.6445 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-12", "window": { "start": { "local": "1927-08-12T11:43:43+08:00", "utc": "1927-08-12T03:43:43Z", "ms": -1337717777027.3892 }, "end": { "local": "1927-08-12T12:31:43+08:00", "utc": "1927-08-12T04:31:43Z", "ms": -1337714897027.3892 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-13", "window": { "start": { "local": "1927-08-13T11:43:33+08:00", "utc": "1927-08-13T03:43:33Z", "ms": -1337631386906.6655 }, "end": { "local": "1927-08-13T12:31:33+08:00", "utc": "1927-08-13T04:31:33Z", "ms": -1337628506906.6655 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:00 on Fri 12 Aug to 12:37 on Sat 13 Aug.", "fact": "1927-08-12T07:00:09Z → 1927-08-13T04:37:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:44–12:32 on the 12th, 11:44–12:32 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā 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: unstated → only-day · margin 334 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Fuzhou, 1927: Saturday 13 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": "1927-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Tarpaṇa 1927 falls on Saturday 13 August. Pūrṇimā runs from 15:00 on Fri 12 Aug to 12:37 on Sat 13 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36073, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1927-08-14T09:49:30+08:00", "utc": "1927-08-14T01:49:30Z", "ms": -1337551829552.6455 }, "end": { "local": "1927-08-15T06:46:45+08:00", "utc": "1927-08-14T22:46:45Z", "ms": -1337476394678.973 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-14T09:49:30+08:00", "utc": "1927-08-14T01:49:30Z", "ms": -1337551829552.6455 }, "end": { "local": "1927-08-15T06:46:45+08:00", "utc": "1927-08-14T22:46:45Z", "ms": -1337476394678.973 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-08-14", "window": { "start": { "local": "1927-08-14T19:50:44+08:00", "utc": "1927-08-14T11:50:44Z", "ms": -1337515756212.519 }, "end": { "local": "1927-08-14T19:50:44+08:00", "utc": "1927-08-14T11:50:44Z", "ms": -1337515756212.519 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-08-15", "window": { "start": { "local": "1927-08-15T20:32:02+08:00", "utc": "1927-08-15T12:32:02Z", "ms": -1337426878076.2332 }, "end": { "local": "1927-08-15T20:32:02+08:00", "utc": "1927-08-15T12:32:02Z", "ms": -1337426878076.2332 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 09:50 on Sun 14 Aug to 06:47 on Mon 15 Aug.", "fact": "1927-08-14T01:49:30Z → 1927-08-14T22:46:45Z" }, { "step": "kaala", "text": "Moonrise is at 19:51 on the 14th and 20:32 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36073 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Fuzhou, 1927: Sunday 14 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ashunya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 2 Asunyasayana vrata (Dvitiya current at moonrise; if occurs on two successive days, it is to be observed on the second day)." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Aśūnya Śayana Vrata 1927 falls on Sunday 14 August. Dvitīyā runs from 09:50 on Sun 14 Aug to 06:47 on Mon 15 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17786, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-08-15T06:46:45+08:00", "utc": "1927-08-14T22:46:45Z", "ms": -1337476394678.973 }, "end": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-15T06:46:45+08:00", "utc": "1927-08-14T22:46:45Z", "ms": -1337476394678.973 }, "end": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-15", "window": { "start": { "local": "1927-08-15T11:43:12+08:00", "utc": "1927-08-15T03:43:12Z", "ms": -1337458608312.2183 }, "end": { "local": "1927-08-15T12:31:12+08:00", "utc": "1927-08-15T04:31:12Z", "ms": -1337455728312.2183 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-16", "window": { "start": { "local": "1927-08-16T11:43:00+08:00", "utc": "1927-08-16T03:43:00Z", "ms": -1337372219811.8945 }, "end": { "local": "1927-08-16T12:31:00+08:00", "utc": "1927-08-16T04:31:00Z", "ms": -1337369339811.8945 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:47 on Mon 15 Aug to 03:38 on Tue 16 Aug.", "fact": "1927-08-14T22:46:45Z → 1927-08-15T19:38:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 15th, 11:43–12:31 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 17786 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Fuzhou, 1927: Monday 15 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": "1927-08-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-15", "confidence": "determinate" } ], "quote": "In Fuzhou, Kajjalī Tṛtīyā (Kajari Teej) 1927 falls on Monday 15 August. Tṛtīyā runs from 06:47 on Mon 15 Aug to 03:38 on Tue 16 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21269, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 }, "end": { "local": "1927-08-17T00:33:14+08:00", "utc": "1927-08-16T16:33:14Z", "ms": -1337326005508.8699 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 }, "end": { "local": "1927-08-17T00:33:14+08:00", "utc": "1927-08-16T16:33:14Z", "ms": -1337326005508.8699 } }, "kaala": "sayahna", "days": [ { "local_date": "1927-08-15", "window": { "start": { "local": "1927-08-15T16:02:39+08:00", "utc": "1927-08-15T08:02:39Z", "ms": -1337443041431.741 }, "end": { "local": "1927-08-15T18:39:36+08:00", "utc": "1927-08-15T10:39:36Z", "ms": -1337433623511.4229 } }, "covered_min": 0, "window_min": 157, "qualifies": false }, { "local_date": "1927-08-16", "window": { "start": { "local": "1927-08-16T16:02:03+08:00", "utc": "1927-08-16T08:02:03Z", "ms": -1337356676656.6191 }, "end": { "local": "1927-08-16T18:38:45+08:00", "utc": "1927-08-16T10:38:45Z", "ms": -1337347274553.1023 } }, "covered_min": 157, "window_min": 157, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:38 on Tue 16 Aug to 00:33 on Wed 17 Aug.", "fact": "1927-08-15T19:38:20Z → 1927-08-16T16:33:14Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:03–18:40 on the 15th, 16:02–18:39 on the 16th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 0 of 157 minutes on the 15th and 157 of 157 on the 16th.", "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 21269 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Fuzhou, 1927: Tuesday 16 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": "1927-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Bahulā Caturthī 1927 falls on Tuesday 16 August. Caturthī runs from 03:38 on Tue 16 Aug to 00:33 on Wed 17 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-08-16", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12117, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 }, "end": { "local": "1927-08-17T00:33:14+08:00", "utc": "1927-08-16T16:33:14Z", "ms": -1337326005508.8699 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-16T03:38:20+08:00", "utc": "1927-08-15T19:38:20Z", "ms": -1337401299720.8313 }, "end": { "local": "1927-08-17T00:33:14+08:00", "utc": "1927-08-16T16:33:14Z", "ms": -1337326005508.8699 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-08-15", "window": { "start": { "local": "1927-08-15T20:32:02+08:00", "utc": "1927-08-15T12:32:02Z", "ms": -1337426878076.2332 }, "end": { "local": "1927-08-15T20:32:02+08:00", "utc": "1927-08-15T12:32:02Z", "ms": -1337426878076.2332 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-08-16", "window": { "start": { "local": "1927-08-16T21:11:17+08:00", "utc": "1927-08-16T13:11:17Z", "ms": -1337338122523.6472 }, "end": { "local": "1927-08-16T21:11:17+08:00", "utc": "1927-08-16T13:11:17Z", "ms": -1337338122523.6472 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:38 on Tue 16 Aug to 00:33 on Wed 17 Aug.", "fact": "1927-08-15T19:38:20Z → 1927-08-16T16:33:14Z" }, { "step": "kaala", "text": "Moonrise is at 20:32 on the 15th and 21:11 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12117 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Tuesday 16 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": "1927-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Tuesday 16 August. Caturthī runs from 03:38 on Tue 16 Aug to 00:33 on Wed 17 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23590, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-08-17T21:39:30+08:00", "utc": "1927-08-17T13:39:30Z", "ms": -1337250030409.9248 }, "end": { "local": "1927-08-18T19:03:45+08:00", "utc": "1927-08-18T11:03:45Z", "ms": -1337172974639.2412 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-17T21:39:30+08:00", "utc": "1927-08-17T13:39:30Z", "ms": -1337250030409.9248 }, "end": { "local": "1927-08-18T19:03:45+08:00", "utc": "1927-08-18T11:03:45Z", "ms": -1337172974639.2412 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-17", "window": { "start": { "local": "1927-08-17T11:42:48+08:00", "utc": "1927-08-17T03:42:48Z", "ms": -1337285831824.6855 }, "end": { "local": "1927-08-17T12:30:48+08:00", "utc": "1927-08-17T04:30:48Z", "ms": -1337282951824.6855 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-18", "window": { "start": { "local": "1927-08-18T11:42:36+08:00", "utc": "1927-08-18T03:42:36Z", "ms": -1337199444337.29 }, "end": { "local": "1927-08-18T12:30:36+08:00", "utc": "1927-08-18T04:30:36Z", "ms": -1337196564337.29 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 21:39 on Wed 17 Aug to 19:04 on Thu 18 Aug.", "fact": "1927-08-17T13:39:30Z → 1927-08-18T11:03:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 17th, 11:43–12:31 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23590 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Fuzhou, 1927: Thursday 18 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": "1927-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Hala Ṣaṣṭhī 1927 falls on Thursday 18 August. Ṣaṣṭhī runs from 21:39 on Wed 17 Aug to 19:04 on Thu 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24696, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-08-19T16:51:01+08:00", "utc": "1927-08-19T08:51:01Z", "ms": -1337094539294.064 }, "end": { "local": "1927-08-20T15:04:24+08:00", "utc": "1927-08-20T07:04:24Z", "ms": -1337014536391.2346 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-19T16:51:01+08:00", "utc": "1927-08-19T08:51:01Z", "ms": -1337094539294.064 }, "end": { "local": "1927-08-20T15:04:24+08:00", "utc": "1927-08-20T07:04:24Z", "ms": -1337014536391.2346 } }, "kaala": "nishita", "days": [ { "local_date": "1927-08-19", "window": { "start": { "local": "1927-08-19T23:42:36+08:00", "utc": "1927-08-19T15:42:36Z", "ms": -1337069843655.9653 }, "end": { "local": "1927-08-20T00:30:36+08:00", "utc": "1927-08-19T16:30:36Z", "ms": -1337066963655.9653 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-20", "window": { "start": { "local": "1927-08-20T23:42:23+08:00", "utc": "1927-08-20T15:42:23Z", "ms": -1336983457215.1826 }, "end": { "local": "1927-08-21T00:30:23+08:00", "utc": "1927-08-20T16:30:23Z", "ms": -1336980577215.1826 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:51 on Fri 19 Aug to 15:04 on Sat 20 Aug.", "fact": "1927-08-19T08:51:01Z → 1927-08-20T07:04:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:43–00:31 on the 19th, 23:42–00:30 on the 20th.", "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 19th and 0 of 48 on the 20th.", "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 24696 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Fuzhou, 1927: Friday 19 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": "1927-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Janmāṣṭamī 1927 falls on Friday 19 August. Aṣṭamī runs from 16:51 on Fri 19 Aug to 15:04 on Sat 20 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15638, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-08-18T19:03:45+08:00", "utc": "1927-08-18T11:03:45Z", "ms": -1337172974639.2412 }, "end": { "local": "1927-08-19T16:51:01+08:00", "utc": "1927-08-19T08:51:01Z", "ms": -1337094539294.064 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-18T19:03:45+08:00", "utc": "1927-08-18T11:03:45Z", "ms": -1337172974639.2412 }, "end": { "local": "1927-08-19T16:51:01+08:00", "utc": "1927-08-19T08:51:01Z", "ms": -1337094539294.064 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-18", "window": { "start": { "local": "1927-08-18T11:42:36+08:00", "utc": "1927-08-18T03:42:36Z", "ms": -1337199444337.29 }, "end": { "local": "1927-08-18T12:30:36+08:00", "utc": "1927-08-18T04:30:36Z", "ms": -1337196564337.29 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-19", "window": { "start": { "local": "1927-08-19T11:42:23+08:00", "utc": "1927-08-19T03:42:23Z", "ms": -1337113057337.0322 }, "end": { "local": "1927-08-19T12:30:23+08:00", "utc": "1927-08-19T04:30:23Z", "ms": -1337110177337.0322 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:04 on Thu 18 Aug to 16:51 on Fri 19 Aug.", "fact": "1927-08-18T11:03:45Z → 1927-08-19T08:51:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 18th, 11:42–12:30 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 15638 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Fuzhou, 1927: Friday 19 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": "1927-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Śītalā Saptamī 1927 falls on Friday 19 August. Saptamī runs from 19:04 on Thu 18 Aug to 16:51 on Fri 19 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-08-23", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24563, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-08-22T12:53:25+08:00", "utc": "1927-08-22T04:53:25Z", "ms": -1336849595258.2231 }, "end": { "local": "1927-08-23T12:27:50+08:00", "utc": "1927-08-23T04:27:50Z", "ms": -1336764730186.6328 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-22T12:53:25+08:00", "utc": "1927-08-22T04:53:25Z", "ms": -1336849595258.2231 }, "end": { "local": "1927-08-23T12:27:50+08:00", "utc": "1927-08-23T04:27:50Z", "ms": -1336764730186.6328 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-08-22", "window": { "start": { "local": "1927-08-22T05:38:00+08:00", "utc": "1927-08-21T21:38:00Z", "ms": -1336875720391.1348 }, "end": { "local": "1927-08-22T05:38:00+08:00", "utc": "1927-08-21T21:38:00Z", "ms": -1336875720391.1348 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-08-23", "window": { "start": { "local": "1927-08-23T05:38:26+08:00", "utc": "1927-08-22T21:38:26Z", "ms": -1336789293537.3645 }, "end": { "local": "1927-08-23T05:38:26+08:00", "utc": "1927-08-22T21:38:26Z", "ms": -1336789293537.3645 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:53 on Mon 22 Aug to 12:28 on Tue 23 Aug.", "fact": "1927-08-22T04:53:25Z → 1927-08-23T04:27:50Z" }, { "step": "kaala", "text": "Sunrise is at 05:38 on the 22nd and 05:38 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī 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: paraviddha → only-day · margin 24563 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Fuzhou, 1927: Tuesday 23 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": "1927-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Ajā Ekādaśī 1927 falls on Tuesday 23 August. Ekādaśī runs from 12:53 on Mon 22 Aug to 12:28 on Tue 23 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-08-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-08-24", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20424, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-08-24T12:27:07+08:00", "utc": "1927-08-24T04:27:07Z", "ms": -1336678373414.04 }, "end": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-24T12:27:07+08:00", "utc": "1927-08-24T04:27:07Z", "ms": -1336678373414.04 }, "end": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-08-24", "window": { "start": { "local": "1927-08-24T18:31:28+08:00", "utc": "1927-08-24T10:31:28Z", "ms": -1336656511642.7197 }, "end": { "local": "1927-08-24T20:00:31+08:00", "utc": "1927-08-24T12:00:31Z", "ms": -1336651168803.2058 } }, "covered_min": 89, "window_min": 89, "qualifies": true }, { "local_date": "1927-08-25", "window": { "start": { "local": "1927-08-25T18:30:30+08:00", "utc": "1927-08-25T10:30:30Z", "ms": -1336570169537.747 }, "end": { "local": "1927-08-25T19:59:45+08:00", "utc": "1927-08-25T11:59:45Z", "ms": -1336564815467.5015 } }, "covered_min": 0, "window_min": 89, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:27 on Wed 24 Aug to 12:50 on Thu 25 Aug.", "fact": "1927-08-24T04:27:07Z → 1927-08-25T04:50:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:31–20:01 on the 24th, 18:31–20:00 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 89 of 89 minutes on the 24th and 0 of 89 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 20424 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Wednesday 24 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": "1927-08-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Wednesday 24 August. Trayodaśī runs from 12:27 on Wed 24 Aug to 12:50 on Thu 25 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-08-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17597, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 }, "end": { "local": "1927-08-26T13:36:15+08:00", "utc": "1927-08-26T05:36:15Z", "ms": -1336501425379.4924 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 }, "end": { "local": "1927-08-26T13:36:15+08:00", "utc": "1927-08-26T05:36:15Z", "ms": -1336501425379.4924 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-08-25", "window": { "start": { "local": "1927-08-25T18:30:30+08:00", "utc": "1927-08-25T10:30:30Z", "ms": -1336570169537.747 }, "end": { "local": "1927-08-25T19:59:45+08:00", "utc": "1927-08-25T11:59:45Z", "ms": -1336564815467.5015 } }, "covered_min": 89, "window_min": 89, "qualifies": true }, { "local_date": "1927-08-26", "window": { "start": { "local": "1927-08-26T18:29:32+08:00", "utc": "1927-08-26T10:29:32Z", "ms": -1336483828085.9739 }, "end": { "local": "1927-08-26T19:58:57+08:00", "utc": "1927-08-26T11:58:57Z", "ms": -1336478462721.0574 } }, "covered_min": 0, "window_min": 89, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:50 on Thu 25 Aug to 13:36 on Fri 26 Aug.", "fact": "1927-08-25T04:50:07Z → 1927-08-26T05:36:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:31–20:00 on the 25th, 18:30–19:59 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 89 of 89 minutes on the 25th and 0 of 89 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17597 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Fuzhou, 1927: Thursday 25 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": "1927-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Aghora Caturdaśī 1927 falls on Thursday 25 August. Caturdaśī runs from 12:50 on Thu 25 Aug to 13:36 on Fri 26 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/shivaratri?on=1927-08-25", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36277, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 }, "end": { "local": "1927-08-26T13:36:15+08:00", "utc": "1927-08-26T05:36:15Z", "ms": -1336501425379.4924 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-25T12:50:07+08:00", "utc": "1927-08-25T04:50:07Z", "ms": -1336590593175.137 }, "end": { "local": "1927-08-26T13:36:15+08:00", "utc": "1927-08-26T05:36:15Z", "ms": -1336501425379.4924 } }, "kaala": "nishita", "days": [ { "local_date": "1927-08-25", "window": { "start": { "local": "1927-08-25T23:41:08+08:00", "utc": "1927-08-25T15:41:08Z", "ms": -1336551531774.3264 }, "end": { "local": "1927-08-26T00:29:08+08:00", "utc": "1927-08-25T16:29:08Z", "ms": -1336548651774.3264 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-08-26", "window": { "start": { "local": "1927-08-26T23:40:52+08:00", "utc": "1927-08-26T15:40:52Z", "ms": -1336465147967.5374 }, "end": { "local": "1927-08-27T00:28:52+08:00", "utc": "1927-08-26T16:28:52Z", "ms": -1336462267967.5374 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:50 on Thu 25 Aug to 13:36 on Fri 26 Aug.", "fact": "1927-08-25T04:50:07Z → 1927-08-26T05:36:15Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:41–00:29 on the 25th, 23:41–00:29 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 36277 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Thursday 25 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Thursday 25 August. Caturdaśī runs from 12:50 on Thu 25 Aug to 13:36 on Fri 26 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-08-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8219, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-08-27T14:45:22+08:00", "utc": "1927-08-27T06:45:22Z", "ms": -1336410878329.3154 }, "end": { "local": "1927-08-28T16:17:19+08:00", "utc": "1927-08-28T08:17:19Z", "ms": -1336318961092.793 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-27T14:45:22+08:00", "utc": "1927-08-27T06:45:22Z", "ms": -1336410878329.3154 }, "end": { "local": "1927-08-28T16:17:19+08:00", "utc": "1927-08-28T08:17:19Z", "ms": -1336318961092.793 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-27", "window": { "start": { "local": "1927-08-27T11:40:22+08:00", "utc": "1927-08-27T03:40:22Z", "ms": -1336421977557.69 }, "end": { "local": "1927-08-27T12:28:22+08:00", "utc": "1927-08-27T04:28:22Z", "ms": -1336419097557.69 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-28", "window": { "start": { "local": "1927-08-28T11:40:06+08:00", "utc": "1927-08-28T03:40:06Z", "ms": -1336335594458.7573 }, "end": { "local": "1927-08-28T12:28:06+08:00", "utc": "1927-08-28T04:28:06Z", "ms": -1336332714458.7573 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 14:45 on Sat 27 Aug to 16:17 on Sun 28 Aug.", "fact": "1927-08-27T06:45:22Z → 1927-08-28T08:17:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 27th, 11:40–12:28 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8219 s" }, { "step": "ruling", "text": "Rudra Vrata, Fuzhou, 1927: Sunday 28 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Rudra Vrata 1927 falls on Sunday 28 August. Pratipadā runs from 14:45 on Sat 27 Aug to 16:17 on Sun 28 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20600, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1927-08-29T18:11:08+08:00", "utc": "1927-08-29T10:11:08Z", "ms": -1336225731634.8733 }, "end": { "local": "1927-08-30T20:24:05+08:00", "utc": "1927-08-30T12:24:05Z", "ms": -1336131355438.5044 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-29T18:11:08+08:00", "utc": "1927-08-29T10:11:08Z", "ms": -1336225731634.8733 }, "end": { "local": "1927-08-30T20:24:05+08:00", "utc": "1927-08-30T12:24:05Z", "ms": -1336131355438.5044 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-29", "window": { "start": { "local": "1927-08-29T11:39:48+08:00", "utc": "1927-08-29T03:39:48Z", "ms": -1336249211739.9648 }, "end": { "local": "1927-08-29T12:27:48+08:00", "utc": "1927-08-29T04:27:48Z", "ms": -1336246331739.9648 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-30", "window": { "start": { "local": "1927-08-30T11:39:31+08:00", "utc": "1927-08-30T03:39:31Z", "ms": -1336162829388.9458 }, "end": { "local": "1927-08-30T12:27:31+08:00", "utc": "1927-08-30T04:27:31Z", "ms": -1336159949388.9458 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:11 on Mon 29 Aug to 20:24 on Tue 30 Aug.", "fact": "1927-08-29T10:11:08Z → 1927-08-30T12:24:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 29th, 11:40–12:28 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20600 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Fuzhou, 1927: Tuesday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Haritālikā Vrata (Hartalika Teej) 1927 falls on Tuesday 30 August. Tṛtīyā runs from 18:11 on Mon 29 Aug to 20:24 on Tue 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28594, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-08-30T20:24:05+08:00", "utc": "1927-08-30T12:24:05Z", "ms": -1336131355438.5044 }, "end": { "local": "1927-08-31T22:50:41+08:00", "utc": "1927-08-31T14:50:41Z", "ms": -1336036159425.5215 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-30T20:24:05+08:00", "utc": "1927-08-30T12:24:05Z", "ms": -1336131355438.5044 }, "end": { "local": "1927-08-31T22:50:41+08:00", "utc": "1927-08-31T14:50:41Z", "ms": -1336036159425.5215 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-08-30", "window": { "start": { "local": "1927-08-30T11:39:31+08:00", "utc": "1927-08-30T03:39:31Z", "ms": -1336162829388.9458 }, "end": { "local": "1927-08-30T12:27:31+08:00", "utc": "1927-08-30T04:27:31Z", "ms": -1336159949388.9458 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-08-31", "window": { "start": { "local": "1927-08-31T11:39:13+08:00", "utc": "1927-08-31T03:39:13Z", "ms": -1336076447392.6125 }, "end": { "local": "1927-08-31T12:27:13+08:00", "utc": "1927-08-31T04:27:13Z", "ms": -1336073567392.6125 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:24 on Tue 30 Aug to 22:51 on Wed 31 Aug.", "fact": "1927-08-30T12:24:05Z → 1927-08-31T14:50:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:40–12:28 on the 30th, 11:39–12:27 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 28594 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Fuzhou, 1927: Wednesday 31 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-08-31", "confidence": "determinate" } ], "quote": "In Fuzhou, Gaṇeśa Caturthī 1927 falls on Wednesday 31 August. Caturthī runs from 20:24 on Tue 30 Aug to 22:51 on Wed 31 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36976, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-08-31T22:50:41+08:00", "utc": "1927-08-31T14:50:41Z", "ms": -1336036159425.5215 }, "end": { "local": "1927-09-02T01:22:19+08:00", "utc": "1927-09-01T17:22:19Z", "ms": -1335940660728.078 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-08-31T22:50:41+08:00", "utc": "1927-08-31T14:50:41Z", "ms": -1336036159425.5215 }, "end": { "local": "1927-09-02T01:22:19+08:00", "utc": "1927-09-01T17:22:19Z", "ms": -1335940660728.078 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-01", "window": { "start": { "local": "1927-09-01T11:38:54+08:00", "utc": "1927-09-01T03:38:54Z", "ms": -1335990065737.1506 }, "end": { "local": "1927-09-01T12:26:54+08:00", "utc": "1927-09-01T04:26:54Z", "ms": -1335987185737.1506 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-02", "window": { "start": { "local": "1927-09-02T11:38:36+08:00", "utc": "1927-09-02T03:38:36Z", "ms": -1335903684408.0225 }, "end": { "local": "1927-09-02T12:26:36+08:00", "utc": "1927-09-02T04:26:36Z", "ms": -1335900804408.0225 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 22:51 on Wed 31 Aug to 01:22 on Fri 2 Sep.", "fact": "1927-08-31T14:50:41Z → 1927-09-01T17:22:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 1st, 11:39–12:27 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 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 36976 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Fuzhou, 1927: Thursday 1 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rishi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Rsi pancami (madhyahnavyapini) — If occurs on two successive days, it is to be observed according to Madhava on the 1st day and according to Hemadri and Divodasa on the 2nd day" } ], "kaala": "madhyahna", "priority": "disputed", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Ṛṣi Pañcamī 1927 falls on Thursday 1 September. Pañcamī runs from 22:51 on Wed 31 Aug to 01:22 on Fri 2 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28246, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-09-02T01:22:19+08:00", "utc": "1927-09-01T17:22:19Z", "ms": -1335940660728.078 }, "end": { "local": "1927-09-03T03:47:30+08:00", "utc": "1927-09-02T19:47:30Z", "ms": -1335845549758.512 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-02T01:22:19+08:00", "utc": "1927-09-01T17:22:19Z", "ms": -1335940660728.078 }, "end": { "local": "1927-09-03T03:47:30+08:00", "utc": "1927-09-02T19:47:30Z", "ms": -1335845549758.512 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-02", "window": { "start": { "local": "1927-09-02T11:38:36+08:00", "utc": "1927-09-02T03:38:36Z", "ms": -1335903684408.0225 }, "end": { "local": "1927-09-02T12:26:36+08:00", "utc": "1927-09-02T04:26:36Z", "ms": -1335900804408.0225 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-03", "window": { "start": { "local": "1927-09-03T11:38:17+08:00", "utc": "1927-09-03T03:38:17Z", "ms": -1335817303389.9785 }, "end": { "local": "1927-09-03T12:26:17+08:00", "utc": "1927-09-03T04:26:17Z", "ms": -1335814423389.9785 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 01:22 on Fri 2 Sep to 03:48 on Sat 3 Sep.", "fact": "1927-09-01T17:22:19Z → 1927-09-02T19:47:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 2nd, 11:38–12:26 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī 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 28246 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Fuzhou, 1927: Friday 2 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi-bhadrapada", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Surya sasthi (paraviddha), Lolarka sasthi" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-02", "confidence": "determinate" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Bhādrapada) 1927 falls on Friday 2 September. Ṣaṣṭhī runs from 01:22 on Fri 2 Sep to 03:48 on Sat 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20695, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-09-03T03:47:30+08:00", "utc": "1927-09-02T19:47:30Z", "ms": -1335845549758.512 }, "end": { "local": "1927-09-04T05:53:02+08:00", "utc": "1927-09-03T21:53:02Z", "ms": -1335751617779.4856 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-03T03:47:30+08:00", "utc": "1927-09-02T19:47:30Z", "ms": -1335845549758.512 }, "end": { "local": "1927-09-04T05:53:02+08:00", "utc": "1927-09-03T21:53:02Z", "ms": -1335751617779.4856 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-03", "window": { "start": { "local": "1927-09-03T11:38:17+08:00", "utc": "1927-09-03T03:38:17Z", "ms": -1335817303389.9785 }, "end": { "local": "1927-09-03T12:26:17+08:00", "utc": "1927-09-03T04:26:17Z", "ms": -1335814423389.9785 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-04", "window": { "start": { "local": "1927-09-04T11:37:57+08:00", "utc": "1927-09-04T03:37:57Z", "ms": -1335730922667.0596 }, "end": { "local": "1927-09-04T12:25:57+08:00", "utc": "1927-09-04T04:25:57Z", "ms": -1335728042667.0596 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 03:48 on Sat 3 Sep to 05:53 on Sun 4 Sep.", "fact": "1927-09-02T19:47:30Z → 1927-09-03T21:53:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 3rd, 11:38–12:26 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20695 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Fuzhou, 1927: Saturday 3 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "muktabharana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Muktabharana vrata (purvaviddha), Lalita saptami (Bengal & Orissa)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Muktābharaṇa Vrata 1927 falls on Saturday 3 September. Saptamī runs from 03:48 on Sat 3 Sep to 05:53 on Sun 4 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15099, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-09-04T05:53:02+08:00", "utc": "1927-09-03T21:53:02Z", "ms": -1335751617779.4856 }, "end": { "local": "1927-09-05T07:25:59+08:00", "utc": "1927-09-04T23:25:59Z", "ms": -1335659640928.021 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-04T05:53:02+08:00", "utc": "1927-09-03T21:53:02Z", "ms": -1335751617779.4856 }, "end": { "local": "1927-09-05T07:25:59+08:00", "utc": "1927-09-04T23:25:59Z", "ms": -1335659640928.021 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-04", "window": { "start": { "local": "1927-09-04T11:37:57+08:00", "utc": "1927-09-04T03:37:57Z", "ms": -1335730922667.0596 }, "end": { "local": "1927-09-04T12:25:57+08:00", "utc": "1927-09-04T04:25:57Z", "ms": -1335728042667.0596 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-05", "window": { "start": { "local": "1927-09-05T11:37:38+08:00", "utc": "1927-09-05T03:37:38Z", "ms": -1335644542222.5747 }, "end": { "local": "1927-09-05T12:25:38+08:00", "utc": "1927-09-05T04:25:38Z", "ms": -1335641662222.5747 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 05:53 on Sun 4 Sep to 07:26 on Mon 5 Sep.", "fact": "1927-09-03T21:53:02Z → 1927-09-04T23:25:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 4th, 11:38–12:26 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 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: unstated → only-day · margin 15099 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Fuzhou, 1927: Sunday 4 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "radhashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Durvastami (purvaviddha — S 8 of saura Bhadra except Bengal), Mahalaksmi vratarambha, Radhastami (madhyahna vyapini)" } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Rādhāṣṭamī 1927 falls on Sunday 4 September. Aṣṭamī runs from 05:53 on Sun 4 Sep to 07:26 on Mon 5 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-09-08", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5916, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-09-07T08:15:43+08:00", "utc": "1927-09-07T00:15:43Z", "ms": -1335483857283.3418 }, "end": { "local": "1927-09-08T07:23:50+08:00", "utc": "1927-09-07T23:23:50Z", "ms": -1335400570466.095 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-07T08:15:43+08:00", "utc": "1927-09-07T00:15:43Z", "ms": -1335483857283.3418 }, "end": { "local": "1927-09-08T07:23:50+08:00", "utc": "1927-09-07T23:23:50Z", "ms": -1335400570466.095 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-09-07", "window": { "start": { "local": "1927-09-07T05:44:49+08:00", "utc": "1927-09-06T21:44:49Z", "ms": -1335492910698.3694 }, "end": { "local": "1927-09-07T05:44:49+08:00", "utc": "1927-09-06T21:44:49Z", "ms": -1335492910698.3694 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-09-08", "window": { "start": { "local": "1927-09-08T05:45:14+08:00", "utc": "1927-09-07T21:45:14Z", "ms": -1335406486309.552 }, "end": { "local": "1927-09-08T05:45:14+08:00", "utc": "1927-09-07T21:45:14Z", "ms": -1335406486309.552 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:16 on Wed 7 Sep to 07:24 on Thu 8 Sep.", "fact": "1927-09-07T00:15:43Z → 1927-09-07T23:23:50Z" }, { "step": "kaala", "text": "Sunrise is at 05:45 on the 7th and 05:45 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 5916 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Fuzhou, 1927: Thursday 8 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": "1927-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Parivartanī Ekādaśī 1927 falls on Thursday 8 September. Ekādaśī runs from 08:16 on Wed 7 Sep to 07:24 on Thu 8 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-09-08", "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/1927/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15168, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-09-08T07:23:50+08:00", "utc": "1927-09-07T23:23:50Z", "ms": -1335400570466.095 }, "end": { "local": "1927-09-09T05:42:30+08:00", "utc": "1927-09-08T21:42:30Z", "ms": -1335320250499.8025 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-08T07:23:50+08:00", "utc": "1927-09-07T23:23:50Z", "ms": -1335400570466.095 }, "end": { "local": "1927-09-09T05:42:30+08:00", "utc": "1927-09-08T21:42:30Z", "ms": -1335320250499.8025 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-08", "window": { "start": { "local": "1927-09-08T11:36:38+08:00", "utc": "1927-09-08T03:36:38Z", "ms": -1335385402380.519 }, "end": { "local": "1927-09-08T12:24:38+08:00", "utc": "1927-09-08T04:24:38Z", "ms": -1335382522380.519 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-09", "window": { "start": { "local": "1927-09-09T11:36:17+08:00", "utc": "1927-09-09T03:36:17Z", "ms": -1335299022865.7588 }, "end": { "local": "1927-09-09T12:24:17+08:00", "utc": "1927-09-09T04:24:17Z", "ms": -1335296142865.7588 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 07:24 on Thu 8 Sep to 05:42 on Fri 9 Sep.", "fact": "1927-09-07T23:23:50Z → 1927-09-08T21:42:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:37–12:25 on the 8th, 11:36–12:24 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15168 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Fuzhou, 1927: Thursday 8 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vamana-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Visnuparivartanotsava, Sakrotthana (in any of the naksatras U. Asadha, Sravana & Dhanistha), Kalki dvadasi, Sravana dvadasi (when combined with naksatra Sravana), Vamana jayanti (madhyahna vyapini)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Vāmana Jayantī 1927 falls on Thursday 8 September. Dvādaśī runs from 07:24 on Thu 8 Sep to 05:42 on Fri 9 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-09-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27037, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-09-09T05:42:30+08:00", "utc": "1927-09-08T21:42:30Z", "ms": -1335320250499.8025 }, "end": { "local": "1927-09-10T03:17:43+08:00", "utc": "1927-09-09T19:17:43Z", "ms": -1335242537448.8342 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-09T05:42:30+08:00", "utc": "1927-09-08T21:42:30Z", "ms": -1335320250499.8025 }, "end": { "local": "1927-09-10T03:17:43+08:00", "utc": "1927-09-09T19:17:43Z", "ms": -1335242537448.8342 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-09-08", "window": { "start": { "local": "1927-09-08T18:16:02+08:00", "utc": "1927-09-08T10:16:02Z", "ms": -1335361438451.4858 }, "end": { "local": "1927-09-08T19:47:58+08:00", "utc": "1927-09-08T11:47:58Z", "ms": -1335355921593.058 } }, "covered_min": 0, "window_min": 92, "qualifies": false }, { "local_date": "1927-09-09", "window": { "start": { "local": "1927-09-09T18:14:56+08:00", "utc": "1927-09-09T10:14:56Z", "ms": -1335275103718.239 }, "end": { "local": "1927-09-09T19:47:05+08:00", "utc": "1927-09-09T11:47:05Z", "ms": -1335269574928.521 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:42 on Fri 9 Sep to 03:18 on Sat 10 Sep.", "fact": "1927-09-08T21:42:30Z → 1927-09-09T19:17:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:16–19:48 on the 8th, 18:15–19:47 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 92 minutes on the 8th and 92 of 92 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27037 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Friday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Friday 9 September. Trayodaśī runs from 05:42 on Fri 9 Sep to 03:18 on Sat 10 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-09-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8900, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-09-10T03:17:43+08:00", "utc": "1927-09-09T19:17:43Z", "ms": -1335242537448.8342 }, "end": { "local": "1927-09-11T00:18:04+08:00", "utc": "1927-09-10T16:18:04Z", "ms": -1335166916493.4678 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1927-09-10T03:17:43+08:00", "utc": "1927-09-09T19:17:43Z", "ms": -1335242537448.8342 }, "end": { "local": "1927-09-11T00:18:04+08:00", "utc": "1927-09-10T16:18:04Z", "ms": -1335166916493.4678 } }, "kaala": "udaya-3", "days": [ { "local_date": "1927-09-10", "window": { "start": { "local": "1927-09-10T05:46:02+08:00", "utc": "1927-09-09T21:46:02Z", "ms": -1335233637795.3545 }, "end": { "local": "1927-09-10T08:15:36+08:00", "utc": "1927-09-10T00:15:36Z", "ms": -1335224664090.1501 } }, "covered_min": 150, "window_min": 150, "qualifies": true }, { "local_date": "1927-09-11", "window": { "start": { "local": "1927-09-11T05:46:26+08:00", "utc": "1927-09-10T21:46:26Z", "ms": -1335147213639.897 }, "end": { "local": "1927-09-11T08:15:42+08:00", "utc": "1927-09-11T00:15:42Z", "ms": -1335138257926.9922 } }, "covered_min": 0, "window_min": 149, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:18 on Sat 10 Sep to 00:18 on Sun 11 Sep.", "fact": "1927-09-09T19:17:43Z → 1927-09-10T16:18:04Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:46–08:16 on the 10th, 05:46–08:16 on the 11th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must hold through the first three muhūrtas after sunrise. It covers 150 of 150 minutes on the 10th and 0 of 149 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8900 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Fuzhou, 1927: Saturday 10 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ananta-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Ananta caturdasi (covering three muhurtas from sunrise, but one muhurta in Bengal)." } ], "not_evaluated": "In Bengal the row asks for one muhūrta from sunrise; that reading is not applied.", "kaala": "udaya-3", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-10", "confidence": "determinate" } ], "quote": "In Fuzhou, Ananta Caturdaśī 1927 falls on Saturday 10 September. Caturdaśī runs from 03:18 on Sat 10 Sep to 00:18 on Sun 11 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-09-14", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37349, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-09-14T10:02:25+08:00", "utc": "1927-09-14T02:02:25Z", "ms": -1334872655055.27 }, "end": { "local": "1927-09-15T06:47:42+08:00", "utc": "1927-09-14T22:47:42Z", "ms": -1334797938471.7268 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-14T10:02:25+08:00", "utc": "1927-09-14T02:02:25Z", "ms": -1334872655055.27 }, "end": { "local": "1927-09-15T06:47:42+08:00", "utc": "1927-09-14T22:47:42Z", "ms": -1334797938471.7268 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-09-13", "window": { "start": { "local": "1927-09-13T19:44:58+08:00", "utc": "1927-09-13T11:44:58Z", "ms": -1334924101689.941 }, "end": { "local": "1927-09-13T19:44:58+08:00", "utc": "1927-09-13T11:44:58Z", "ms": -1334924101689.941 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-09-14", "window": { "start": { "local": "1927-09-14T20:25:13+08:00", "utc": "1927-09-14T12:25:13Z", "ms": -1334835287423.6077 }, "end": { "local": "1927-09-14T20:25:13+08:00", "utc": "1927-09-14T12:25:13Z", "ms": -1334835287423.6077 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:02 on Wed 14 Sep to 06:48 on Thu 15 Sep.", "fact": "1927-09-14T02:02:25Z → 1927-09-14T22:47:42Z" }, { "step": "kaala", "text": "Moonrise is at 19:45 on the 13th and 20:25 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 13th and is on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37349 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Wednesday 14 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": "1927-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-14", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Wednesday 14 September. Caturthī runs from 10:02 on Wed 14 Sep to 06:48 on Thu 15 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-09-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13892, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-09-16T03:59:12+08:00", "utc": "1927-09-15T19:59:12Z", "ms": -1334721647690.182 }, "end": { "local": "1927-09-17T01:43:25+08:00", "utc": "1927-09-16T17:43:25Z", "ms": -1334643394689.0378 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-16T03:59:12+08:00", "utc": "1927-09-15T19:59:12Z", "ms": -1334721647690.182 }, "end": { "local": "1927-09-17T01:43:25+08:00", "utc": "1927-09-16T17:43:25Z", "ms": -1334643394689.0378 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-09-15", "window": { "start": { "local": "1927-09-15T21:07:08+08:00", "utc": "1927-09-15T13:07:08Z", "ms": -1334746372240.9194 }, "end": { "local": "1927-09-15T21:07:08+08:00", "utc": "1927-09-15T13:07:08Z", "ms": -1334746372240.9194 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-09-16", "window": { "start": { "local": "1927-09-16T21:51:54+08:00", "utc": "1927-09-16T13:51:54Z", "ms": -1334657286441.7417 }, "end": { "local": "1927-09-16T21:51:54+08:00", "utc": "1927-09-16T13:51:54Z", "ms": -1334657286441.7417 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 03:59 on Fri 16 Sep to 01:43 on Sat 17 Sep.", "fact": "1927-09-15T19:59:12Z → 1927-09-16T17:43:25Z" }, { "step": "kaala", "text": "Moonrise is at 21:07 on the 15th and 21:52 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 13892 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Fuzhou, 1927: Friday 16 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": "1927-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-16", "confidence": "determinate" } ], "quote": "In Fuzhou, Candra Ṣaṣṭhī 1927 falls on Friday 16 September. Ṣaṣṭhī runs from 03:59 on Fri 16 Sep to 01:43 on Sat 17 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-17", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1705, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-09-18T00:04:29+08:00", "utc": "1927-09-17T16:04:29Z", "ms": -1334562931172.1416 }, "end": { "local": "1927-09-18T23:03:58+08:00", "utc": "1927-09-18T15:03:58Z", "ms": -1334480162303.1677 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-18T00:04:29+08:00", "utc": "1927-09-17T16:04:29Z", "ms": -1334562931172.1416 }, "end": { "local": "1927-09-18T23:03:58+08:00", "utc": "1927-09-18T15:03:58Z", "ms": -1334480162303.1677 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-09-17", "window": { "start": { "local": "1927-09-17T22:40:16+08:00", "utc": "1927-09-17T14:40:16Z", "ms": -1334567983740.5894 }, "end": { "local": "1927-09-17T22:40:16+08:00", "utc": "1927-09-17T14:40:16Z", "ms": -1334567983740.5894 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-09-18", "window": { "start": { "local": "1927-09-18T23:32:23+08:00", "utc": "1927-09-18T15:32:23Z", "ms": -1334478456969.222 }, "end": { "local": "1927-09-18T23:32:23+08:00", "utc": "1927-09-18T15:32:23Z", "ms": -1334478456969.222 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:04 on Sun 18 Sep to 23:04 on Sun 18 Sep.", "fact": "1927-09-17T16:04:29Z → 1927-09-18T15:03:58Z" }, { "step": "kaala", "text": "Moonrise is at 22:40 on the 17th and 23:32 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1705 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Fuzhou, 1927: Saturday 17 September.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-17", "confidence": "boundary" } ], "quote": "In Fuzhou, Mahālakṣmī Vrata Samāpana 1927 falls on Saturday 17 September. Aṣṭamī runs from 00:04 on Sun 18 Sep to 23:04 on Sun 18 Sep, and is current at moonrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12301, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-09-18T00:04:29+08:00", "utc": "1927-09-17T16:04:29Z", "ms": -1334562931172.1416 }, "end": { "local": "1927-09-18T23:03:58+08:00", "utc": "1927-09-18T15:03:58Z", "ms": -1334480162303.1677 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-18T00:04:29+08:00", "utc": "1927-09-17T16:04:29Z", "ms": -1334562931172.1416 }, "end": { "local": "1927-09-18T23:03:58+08:00", "utc": "1927-09-18T15:03:58Z", "ms": -1334480162303.1677 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-09-17", "window": { "start": { "local": "1927-09-17T18:06:06+08:00", "utc": "1927-09-17T10:06:06Z", "ms": -1334584433616.159 }, "end": { "local": "1927-09-17T19:39:52+08:00", "utc": "1927-09-17T11:39:52Z", "ms": -1334578808438.642 } }, "covered_min": 0, "window_min": 94, "qualifies": false }, { "local_date": "1927-09-18", "window": { "start": { "local": "1927-09-18T18:05:00+08:00", "utc": "1927-09-18T10:05:00Z", "ms": -1334498100391.4463 }, "end": { "local": "1927-09-18T19:38:57+08:00", "utc": "1927-09-18T11:38:57Z", "ms": -1334492463071.5352 } }, "covered_min": 94, "window_min": 94, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:04 on Sun 18 Sep to 23:04 on Sun 18 Sep.", "fact": "1927-09-17T16:04:29Z → 1927-09-18T15:03:58Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:06–19:40 on the 17th, 18:05–19:39 on the 18th.", "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 17th and 94 of 94 on the 18th.", "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 12301 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Fuzhou, 1927: Sunday 18 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": "1927-09-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-18", "confidence": "determinate" } ], "quote": "In Fuzhou, Jitāṣṭamī (Jitiya) 1927 falls on Sunday 18 September. Aṣṭamī runs from 00:04 on Sun 18 Sep to 23:04 on Sun 18 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-09-21", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22554, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-09-20T22:52:40+08:00", "utc": "1927-09-20T14:52:40Z", "ms": -1334308039559.2578 }, "end": { "local": "1927-09-21T23:34:59+08:00", "utc": "1927-09-21T15:34:59Z", "ms": -1334219101449.3306 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-20T22:52:40+08:00", "utc": "1927-09-20T14:52:40Z", "ms": -1334308039559.2578 }, "end": { "local": "1927-09-21T23:34:59+08:00", "utc": "1927-09-21T15:34:59Z", "ms": -1334219101449.3306 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-09-21", "window": { "start": { "local": "1927-09-21T05:50:28+08:00", "utc": "1927-09-20T21:50:28Z", "ms": -1334282971639.9846 }, "end": { "local": "1927-09-21T05:50:28+08:00", "utc": "1927-09-20T21:50:28Z", "ms": -1334282971639.9846 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-09-22", "window": { "start": { "local": "1927-09-22T05:50:53+08:00", "utc": "1927-09-21T21:50:53Z", "ms": -1334196547057.5537 }, "end": { "local": "1927-09-22T05:50:53+08:00", "utc": "1927-09-21T21:50:53Z", "ms": -1334196547057.5537 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:53 on Tue 20 Sep to 23:35 on Wed 21 Sep.", "fact": "1927-09-20T14:52:40Z → 1927-09-21T15:34:59Z" }, { "step": "kaala", "text": "Sunrise is at 05:50 on the 21st and 05:51 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22554 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Fuzhou, 1927: Wednesday 21 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": "1927-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Indirā Ekādaśī 1927 falls on Wednesday 21 September. Ekādaśī runs from 22:53 on Tue 20 Sep to 23:35 on Wed 21 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-09-21", "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/1927/pradosha-vrata?on=1927-09-23", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18493, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-09-23T00:43:31+08:00", "utc": "1927-09-22T16:43:31Z", "ms": -1334128588504.2344 }, "end": { "local": "1927-09-24T02:14:22+08:00", "utc": "1927-09-23T18:14:22Z", "ms": -1334036737527.8284 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-23T00:43:31+08:00", "utc": "1927-09-22T16:43:31Z", "ms": -1334128588504.2344 }, "end": { "local": "1927-09-24T02:14:22+08:00", "utc": "1927-09-23T18:14:22Z", "ms": -1334036737527.8284 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-09-22", "window": { "start": { "local": "1927-09-22T18:00:32+08:00", "utc": "1927-09-22T10:00:32Z", "ms": -1334152767526.7576 }, "end": { "local": "1927-09-22T19:35:18+08:00", "utc": "1927-09-22T11:35:18Z", "ms": -1334147081504.0168 } }, "covered_min": 0, "window_min": 95, "qualifies": false }, { "local_date": "1927-09-23", "window": { "start": { "local": "1927-09-23T17:59:26+08:00", "utc": "1927-09-23T09:59:26Z", "ms": -1334066434194.8408 }, "end": { "local": "1927-09-23T19:34:24+08:00", "utc": "1927-09-23T11:34:24Z", "ms": -1334060735972.2224 } }, "covered_min": 95, "window_min": 95, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:44 on Fri 23 Sep to 02:14 on Sat 24 Sep.", "fact": "1927-09-22T16:43:31Z → 1927-09-23T18:14:22Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:01–19:35 on the 22nd, 17:59–19:34 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 95 minutes on the 22nd and 95 of 95 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18493 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Friday 23 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": "1927-09-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Friday 23 September. Trayodaśī runs from 00:44 on Fri 23 Sep to 02:14 on Sat 24 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-09-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-09-24", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6888, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-09-24T02:14:22+08:00", "utc": "1927-09-23T18:14:22Z", "ms": -1334036737527.8284 }, "end": { "local": "1927-09-25T04:04:19+08:00", "utc": "1927-09-24T20:04:19Z", "ms": -1333943741252.455 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-24T02:14:22+08:00", "utc": "1927-09-23T18:14:22Z", "ms": -1334036737527.8284 }, "end": { "local": "1927-09-25T04:04:19+08:00", "utc": "1927-09-24T20:04:19Z", "ms": -1333943741252.455 } }, "kaala": "nishita", "days": [ { "local_date": "1927-09-23", "window": { "start": { "local": "1927-09-23T23:31:34+08:00", "utc": "1927-09-23T15:31:34Z", "ms": -1334046505860.022 }, "end": { "local": "1927-09-24T00:19:34+08:00", "utc": "1927-09-23T16:19:34Z", "ms": -1334043625860.022 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-09-24", "window": { "start": { "local": "1927-09-24T23:31:13+08:00", "utc": "1927-09-24T15:31:13Z", "ms": -1333960126660.858 }, "end": { "local": "1927-09-25T00:19:13+08:00", "utc": "1927-09-24T16:19:13Z", "ms": -1333957246660.858 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:14 on Sat 24 Sep to 04:04 on Sun 25 Sep.", "fact": "1927-09-23T18:14:22Z → 1927-09-24T20:04:19Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:32–00:20 on the 23rd, 23:31–00:19 on the 24th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6888 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Saturday 24 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Saturday 24 September. Caturdaśī runs from 02:14 on Sat 24 Sep to 04:04 on Sun 25 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-09-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24960, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1927-09-25T04:04:19+08:00", "utc": "1927-09-24T20:04:19Z", "ms": -1333943741252.455 }, "end": { "local": "1927-09-26T06:10:41+08:00", "utc": "1927-09-25T22:10:41Z", "ms": -1333849758711.996 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-25T04:04:19+08:00", "utc": "1927-09-24T20:04:19Z", "ms": -1333943741252.455 }, "end": { "local": "1927-09-26T06:10:41+08:00", "utc": "1927-09-25T22:10:41Z", "ms": -1333849758711.996 } }, "kaala": "aparahna", "days": [ { "local_date": "1927-09-25", "window": { "start": { "local": "1927-09-25T13:07:11+08:00", "utc": "1927-09-25T05:07:11Z", "ms": -1333911169354.3616 }, "end": { "local": "1927-09-25T15:32:12+08:00", "utc": "1927-09-25T07:32:12Z", "ms": -1333902468287.8376 } }, "covered_min": 145, "window_min": 145, "qualifies": true }, { "local_date": "1927-09-26", "window": { "start": { "local": "1927-09-26T13:06:41+08:00", "utc": "1927-09-26T05:06:41Z", "ms": -1333824799091.3945 }, "end": { "local": "1927-09-26T15:31:24+08:00", "utc": "1927-09-26T07:31:24Z", "ms": -1333816116311.252 } }, "covered_min": 0, "window_min": 145, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 04:04 on Sun 25 Sep to 06:11 on Mon 26 Sep.", "fact": "1927-09-24T20:04:19Z → 1927-09-25T22:10:41Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:07–15:32 on the 25th, 13:07–15:31 on the 26th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 145 of 145 minutes on the 25th and 0 of 145 on the 26th.", "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 24960 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Fuzhou, 1927: Sunday 25 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": "1927-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahālaya Amāvāsyā 1927 falls on Sunday 25 September. Amāvasyā runs from 04:04 on Sun 25 Sep to 06:11 on Mon 26 Sep and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10751, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-09-26T06:10:41+08:00", "utc": "1927-09-25T22:10:41Z", "ms": -1333849758711.996 }, "end": { "local": "1927-09-27T08:30:48+08:00", "utc": "1927-09-27T00:30:48Z", "ms": -1333754951905.1226 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-26T06:10:41+08:00", "utc": "1927-09-25T22:10:41Z", "ms": -1333849758711.996 }, "end": { "local": "1927-09-27T08:30:48+08:00", "utc": "1927-09-27T00:30:48Z", "ms": -1333754951905.1226 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-26", "window": { "start": { "local": "1927-09-26T11:30:20+08:00", "utc": "1927-09-26T03:30:20Z", "ms": -1333830580481.4658 }, "end": { "local": "1927-09-26T12:18:20+08:00", "utc": "1927-09-26T04:18:20Z", "ms": -1333827700481.4658 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-09-27", "window": { "start": { "local": "1927-09-27T11:29:59+08:00", "utc": "1927-09-27T03:29:59Z", "ms": -1333744200910.502 }, "end": { "local": "1927-09-27T12:17:59+08:00", "utc": "1927-09-27T04:17:59Z", "ms": -1333741320910.502 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 06:11 on Mon 26 Sep to 08:31 on Tue 27 Sep.", "fact": "1927-09-25T22:10:41Z → 1927-09-27T00:30:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:30–12:18 on the 26th, 11:30–12:18 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 10751 s" }, { "step": "ruling", "text": "Navarātrārambha, Fuzhou, 1927: Monday 26 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": "1927-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Navarātrārambha (Navratri) 1927 falls on Monday 26 September. Pratipadā runs from 06:11 on Mon 26 Sep to 08:31 on Tue 27 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-09-30", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4717, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-09-29T13:35:56+08:00", "utc": "1927-09-29T05:35:56Z", "ms": -1333563843772.9944 }, "end": { "local": "1927-09-30T16:07:45+08:00", "utc": "1927-09-30T08:07:45Z", "ms": -1333468335225.5757 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-09-29T13:35:56+08:00", "utc": "1927-09-29T05:35:56Z", "ms": -1333563843772.9944 }, "end": { "local": "1927-09-30T16:07:45+08:00", "utc": "1927-09-30T08:07:45Z", "ms": -1333468335225.5757 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-09-29", "window": { "start": { "local": "1927-09-29T11:29:19+08:00", "utc": "1927-09-29T03:29:19Z", "ms": -1333571441203.4724 }, "end": { "local": "1927-09-29T12:17:19+08:00", "utc": "1927-09-29T04:17:19Z", "ms": -1333568561203.4724 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-09-30", "window": { "start": { "local": "1927-09-30T11:28:59+08:00", "utc": "1927-09-30T03:28:59Z", "ms": -1333485061031.6362 }, "end": { "local": "1927-09-30T12:16:59+08:00", "utc": "1927-09-30T04:16:59Z", "ms": -1333482181031.6362 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:36 on Thu 29 Sep to 16:08 on Fri 30 Sep.", "fact": "1927-09-29T05:35:56Z → 1927-09-30T08:07:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:29–12:17 on the 29th, 11:29–12:17 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4717 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Friday 30 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-09-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Friday 30 September. Caturthī runs from 13:36 on Thu 29 Sep to 16:08 on Fri 30 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-09-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29836, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-10-02T20:20:28+08:00", "utc": "1927-10-02T12:20:28Z", "ms": -1333280371924.4026 }, "end": { "local": "1927-10-03T21:38:44+08:00", "utc": "1927-10-03T13:38:44Z", "ms": -1333189275870.4768 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-10-02T20:20:28+08:00", "utc": "1927-10-02T12:20:28Z", "ms": -1333280371924.4026 }, "end": { "local": "1927-10-03T21:38:44+08:00", "utc": "1927-10-03T13:38:44Z", "ms": -1333189275870.4768 } }, "kaala": "udaya-1", "days": [ { "local_date": "1927-10-03", "window": { "start": { "local": "1927-10-03T05:55:34+08:00", "utc": "1927-10-02T21:55:34Z", "ms": -1333245866456.8525 }, "end": { "local": "1927-10-03T06:43:05+08:00", "utc": "1927-10-02T22:43:05Z", "ms": -1333243014799.097 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-04", "window": { "start": { "local": "1927-10-04T05:56:00+08:00", "utc": "1927-10-03T21:56:00Z", "ms": -1333159439740.6992 }, "end": { "local": "1927-10-04T06:43:26+08:00", "utc": "1927-10-03T22:43:26Z", "ms": -1333156594147.867 } }, "covered_min": 0, "window_min": 47, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 20:20 on Sun 2 Oct to 21:39 on Mon 3 Oct.", "fact": "1927-10-02T12:20:28Z → 1927-10-03T13:38:44Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 05:56–06:43 on the 3rd, 05:56–06:43 on the 4th.", "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 48 of 48 minutes on the 3rd and 0 of 47 on the 4th.", "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 29836 s" }, { "step": "ruling", "text": "Durgā Saptamī, Fuzhou, 1927: Monday 3 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": "1927-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Saptamī 1927 falls on Monday 3 October. Saptamī runs from 20:20 on Sun 2 Oct to 21:39 on Mon 3 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33763, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-10-03T21:38:44+08:00", "utc": "1927-10-03T13:38:44Z", "ms": -1333189275870.4768 }, "end": { "local": "1927-10-04T22:12:01+08:00", "utc": "1927-10-04T14:12:01Z", "ms": -1333100878690.2507 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-10-03T21:38:44+08:00", "utc": "1927-10-03T13:38:44Z", "ms": -1333189275870.4768 }, "end": { "local": "1927-10-04T22:12:01+08:00", "utc": "1927-10-04T14:12:01Z", "ms": -1333100878690.2507 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-03", "window": { "start": { "local": "1927-10-03T11:28:01+08:00", "utc": "1927-10-03T03:28:01Z", "ms": -1333225919023.6848 }, "end": { "local": "1927-10-03T12:16:01+08:00", "utc": "1927-10-03T04:16:01Z", "ms": -1333223039023.6848 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-10-04", "window": { "start": { "local": "1927-10-04T11:27:42+08:00", "utc": "1927-10-04T03:27:42Z", "ms": -1333139537794.4563 }, "end": { "local": "1927-10-04T12:15:42+08:00", "utc": "1927-10-04T04:15:42Z", "ms": -1333136657794.4563 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:39 on Mon 3 Oct to 22:12 on Tue 4 Oct.", "fact": "1927-10-03T13:38:44Z → 1927-10-04T14:12:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:28–12:16 on the 3rd, 11:28–12:16 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33763 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Fuzhou, 1927: Tuesday 4 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": "1927-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahāṣṭamī (Durga Ashtami) 1927 falls on Tuesday 4 October. Aṣṭamī runs from 21:39 on Mon 3 Oct to 22:12 on Tue 4 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34756, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1927-10-04T22:12:01+08:00", "utc": "1927-10-04T14:12:01Z", "ms": -1333100878690.2507 }, "end": { "local": "1927-10-05T21:54:40+08:00", "utc": "1927-10-05T13:54:40Z", "ms": -1333015520184.8657 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-10-04T22:12:01+08:00", "utc": "1927-10-04T14:12:01Z", "ms": -1333100878690.2507 }, "end": { "local": "1927-10-05T21:54:40+08:00", "utc": "1927-10-05T13:54:40Z", "ms": -1333015520184.8657 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-04", "window": { "start": { "local": "1927-10-04T11:27:42+08:00", "utc": "1927-10-04T03:27:42Z", "ms": -1333139537794.4563 }, "end": { "local": "1927-10-04T12:15:42+08:00", "utc": "1927-10-04T04:15:42Z", "ms": -1333136657794.4563 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-10-05", "window": { "start": { "local": "1927-10-05T11:27:24+08:00", "utc": "1927-10-05T03:27:24Z", "ms": -1333053156253.1619 }, "end": { "local": "1927-10-05T12:15:24+08:00", "utc": "1927-10-05T04:15:24Z", "ms": -1333050276253.1619 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 22:12 on Tue 4 Oct to 21:55 on Wed 5 Oct.", "fact": "1927-10-04T14:12:01Z → 1927-10-05T13:54:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:28–12:16 on the 4th, 11:27–12:15 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 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: purvaviddha → only-day · margin 34756 s" }, { "step": "ruling", "text": "Mahānavamī, Fuzhou, 1927: Wednesday 5 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": "1927-10-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Mahānavamī 1927 falls on Wednesday 5 October. Navamī runs from 22:12 on Tue 4 Oct to 21:55 on Wed 5 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6304, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1927-10-05T21:54:40+08:00", "utc": "1927-10-05T13:54:40Z", "ms": -1333015520184.8657 }, "end": { "local": "1927-10-06T20:45:14+08:00", "utc": "1927-10-06T12:45:14Z", "ms": -1332933285776.2908 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "1927-10-06T04:11:50+08:00", "utc": "1927-10-05T20:11:50Z", "ms": -1332992889766.233 }, "end": { "local": "1927-10-06T20:45:14+08:00", "utc": "1927-10-06T12:45:14Z", "ms": -1332933285776.2908 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "1927-10-06T04:11:50+08:00", "utc": "1927-10-05T20:11:50Z", "ms": -1332992889766.233 }, "end": { "local": "1927-10-07T03:30:16+08:00", "utc": "1927-10-06T19:30:16Z", "ms": -1332908983830.411 } } }, "kaala": "daytime", "days": [ { "local_date": "1927-10-06", "window": { "start": { "local": "1927-10-06T05:56:54+08:00", "utc": "1927-10-05T21:56:54Z", "ms": -1332986585547.0886 }, "end": { "local": "1927-10-06T17:45:17+08:00", "utc": "1927-10-06T09:45:17Z", "ms": -1332944083212.4724 } }, "covered_min": 708, "window_min": 708, "qualifies": true }, { "local_date": "1927-10-07", "window": { "start": { "local": "1927-10-07T05:57:22+08:00", "utc": "1927-10-06T21:57:22Z", "ms": -1332900158044.5876 }, "end": { "local": "1927-10-07T17:44:14+08:00", "utc": "1927-10-07T09:44:14Z", "ms": -1332857746262.578 } }, "covered_min": 0, "window_min": 707, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 21:55 on Wed 5 Oct to 20:45 on Thu 6 Oct, and Śravaṇa from 04:12 on Thu 6 Oct to 03:30 on Fri 7 Oct. They are together from 04:12 on Thu 6 Oct to 20:45 on Thu 6 Oct.", "fact": "1927-10-05T20:11:50Z → 1927-10-06T12:45:14Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 05:57–17:45 on the 6th, 05:57–17:44 on the 7th.", "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 708 of 708 minutes on the 6th and 0 of 707 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6304 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Fuzhou, 1927: Thursday 6 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vijaya-dashami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara." } ], "not_evaluated": "The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day", "conjunction": { "nakshatra": "Śravaṇa", "kaala": "daytime" } }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Vijayā Daśamī (Dussehra) 1927 falls on Thursday 6 October. Daśamī runs from 21:55 on Wed 5 Oct to 20:45 on Thu 6 Oct and is with Śravaṇa in the day time that day, for 708 minutes.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-10-07", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33128, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-10-06T20:45:14+08:00", "utc": "1927-10-06T12:45:14Z", "ms": -1332933285776.2908 }, "end": { "local": "1927-10-07T18:46:28+08:00", "utc": "1927-10-07T10:46:28Z", "ms": -1332854012219.0422 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-10-06T20:45:14+08:00", "utc": "1927-10-06T12:45:14Z", "ms": -1332933285776.2908 }, "end": { "local": "1927-10-07T18:46:28+08:00", "utc": "1927-10-07T10:46:28Z", "ms": -1332854012219.0422 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-10-07", "window": { "start": { "local": "1927-10-07T05:57:22+08:00", "utc": "1927-10-06T21:57:22Z", "ms": -1332900158044.5876 }, "end": { "local": "1927-10-07T05:57:22+08:00", "utc": "1927-10-06T21:57:22Z", "ms": -1332900158044.5876 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-10-08", "window": { "start": { "local": "1927-10-08T05:57:50+08:00", "utc": "1927-10-07T21:57:50Z", "ms": -1332813730253.5237 }, "end": { "local": "1927-10-08T05:57:50+08:00", "utc": "1927-10-07T21:57:50Z", "ms": -1332813730253.5237 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:45 on Thu 6 Oct to 18:46 on Fri 7 Oct.", "fact": "1927-10-06T12:45:14Z → 1927-10-07T10:46:28Z" }, { "step": "kaala", "text": "Sunrise is at 05:57 on the 7th and 05:58 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 33128 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Fuzhou, 1927: Friday 7 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Pāśāṅkuśā Ekādaśī 1927 falls on Friday 7 October. Ekādaśī runs from 20:45 on Thu 6 Oct to 18:46 on Fri 7 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-10-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-10-08", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5919, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-10-08T16:04:32+08:00", "utc": "1927-10-08T08:04:32Z", "ms": -1332777328209.5469 }, "end": { "local": "1927-10-09T12:48:10+08:00", "utc": "1927-10-09T04:48:10Z", "ms": -1332702709830.8103 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1927-10-08T16:04:32+08:00", "utc": "1927-10-08T08:04:32Z", "ms": -1332777328209.5469 }, "end": { "local": "1927-10-09T12:48:10+08:00", "utc": "1927-10-09T04:48:10Z", "ms": -1332702709830.8103 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-08", "window": { "start": { "local": "1927-10-08T17:43:11+08:00", "utc": "1927-10-08T09:43:11Z", "ms": -1332771408852.4268 }, "end": { "local": "1927-10-08T19:21:12+08:00", "utc": "1927-10-08T11:21:12Z", "ms": -1332765527959.9543 } }, "covered_min": 98, "window_min": 98, "qualifies": true }, { "local_date": "1927-10-09", "window": { "start": { "local": "1927-10-09T17:42:09+08:00", "utc": "1927-10-09T09:42:09Z", "ms": -1332685070951.9163 }, "end": { "local": "1927-10-09T19:20:22+08:00", "utc": "1927-10-09T11:20:22Z", "ms": -1332679177990.9104 } }, "covered_min": 0, "window_min": 98, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:05 on Sat 8 Oct to 12:48 on Sun 9 Oct.", "fact": "1927-10-08T08:04:32Z → 1927-10-09T04:48:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:43–19:21 on the 8th, 17:42–19:20 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 98 of 98 minutes on the 8th and 0 of 98 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 5919 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Saturday 8 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Saturday 8 October. Trayodaśī runs from 16:05 on Sat 8 Oct to 12:48 on Sun 9 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-10-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5502, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-10-13T18:11:16+08:00", "utc": "1927-10-13T10:11:16Z", "ms": -1332337724377.9812 }, "end": { "local": "1927-10-14T15:17:06+08:00", "utc": "1927-10-14T07:17:06Z", "ms": -1332261773809.6082 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-13T18:11:16+08:00", "utc": "1927-10-13T10:11:16Z", "ms": -1332337724377.9812 }, "end": { "local": "1927-10-14T15:17:06+08:00", "utc": "1927-10-14T07:17:06Z", "ms": -1332261773809.6082 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-10-13", "window": { "start": { "local": "1927-10-13T19:42:57+08:00", "utc": "1927-10-13T11:42:57Z", "ms": -1332332222555.895 }, "end": { "local": "1927-10-13T19:42:57+08:00", "utc": "1927-10-13T11:42:57Z", "ms": -1332332222555.895 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-10-14", "window": { "start": { "local": "1927-10-14T20:31:33+08:00", "utc": "1927-10-14T12:31:33Z", "ms": -1332242907379.7317 }, "end": { "local": "1927-10-14T20:31:33+08:00", "utc": "1927-10-14T12:31:33Z", "ms": -1332242907379.7317 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:11 on Thu 13 Oct to 15:17 on Fri 14 Oct.", "fact": "1927-10-13T10:11:16Z → 1927-10-14T07:17:06Z" }, { "step": "kaala", "text": "Moonrise is at 19:43 on the 13th and 20:32 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5502 s" }, { "step": "ruling", "text": "Karaka Caturthī, Fuzhou, 1927: Thursday 13 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": "1927-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Karaka Caturthī (Karwa Chauth) 1927 falls on Thursday 13 October. Caturthī runs from 18:11 on Thu 13 Oct to 15:17 on Fri 14 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-10-13", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5502, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-10-13T18:11:16+08:00", "utc": "1927-10-13T10:11:16Z", "ms": -1332337724377.9812 }, "end": { "local": "1927-10-14T15:17:06+08:00", "utc": "1927-10-14T07:17:06Z", "ms": -1332261773809.6082 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-13T18:11:16+08:00", "utc": "1927-10-13T10:11:16Z", "ms": -1332337724377.9812 }, "end": { "local": "1927-10-14T15:17:06+08:00", "utc": "1927-10-14T07:17:06Z", "ms": -1332261773809.6082 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-10-13", "window": { "start": { "local": "1927-10-13T19:42:57+08:00", "utc": "1927-10-13T11:42:57Z", "ms": -1332332222555.895 }, "end": { "local": "1927-10-13T19:42:57+08:00", "utc": "1927-10-13T11:42:57Z", "ms": -1332332222555.895 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-10-14", "window": { "start": { "local": "1927-10-14T20:31:33+08:00", "utc": "1927-10-14T12:31:33Z", "ms": -1332242907379.7317 }, "end": { "local": "1927-10-14T20:31:33+08:00", "utc": "1927-10-14T12:31:33Z", "ms": -1332242907379.7317 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:11 on Thu 13 Oct to 15:17 on Fri 14 Oct.", "fact": "1927-10-13T10:11:16Z → 1927-10-14T07:17:06Z" }, { "step": "kaala", "text": "Moonrise is at 19:43 on the 13th and 20:32 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5502 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Thursday 13 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": "1927-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-13", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Thursday 13 October. Caturthī runs from 18:11 on Thu 13 Oct to 15:17 on Fri 14 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-10-13", "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/1927/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40643, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-10-17T10:38:37+08:00", "utc": "1927-10-17T02:38:37Z", "ms": -1332019283374.828 }, "end": { "local": "1927-10-18T10:35:19+08:00", "utc": "1927-10-18T02:35:19Z", "ms": -1331933081319.94 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-17T10:38:37+08:00", "utc": "1927-10-17T02:38:37Z", "ms": -1332019283374.828 }, "end": { "local": "1927-10-18T10:35:19+08:00", "utc": "1927-10-18T02:35:19Z", "ms": -1331933081319.94 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-10-16", "window": { "start": { "local": "1927-10-16T22:20:05+08:00", "utc": "1927-10-16T14:20:05Z", "ms": -1332063594725.4397 }, "end": { "local": "1927-10-16T22:20:05+08:00", "utc": "1927-10-16T14:20:05Z", "ms": -1332063594725.4397 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-10-17", "window": { "start": { "local": "1927-10-17T23:17:55+08:00", "utc": "1927-10-17T15:17:55Z", "ms": -1331973724666.5613 }, "end": { "local": "1927-10-17T23:17:55+08:00", "utc": "1927-10-17T15:17:55Z", "ms": -1331973724666.5613 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:39 on Mon 17 Oct to 10:35 on Tue 18 Oct.", "fact": "1927-10-17T02:38:37Z → 1927-10-18T02:35:19Z" }, { "step": "kaala", "text": "Moonrise is at 22:20 on the 16th and 23:18 on the 17th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī 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. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 40643 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Fuzhou, 1927: Monday 17 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": "1927-10-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-17", "confidence": "determinate" } ], "quote": "In Fuzhou, Ahoyī Aṣṭamī 1927 falls on Monday 17 October. Aṣṭamī runs from 10:39 on Mon 17 Oct to 10:35 on Tue 18 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-10-21", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23025, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-10-20T12:27:36+08:00", "utc": "1927-10-20T04:27:36Z", "ms": -1331753543592.8174 }, "end": { "local": "1927-10-21T14:10:34+08:00", "utc": "1927-10-21T06:10:34Z", "ms": -1331660966352.0366 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-20T12:27:36+08:00", "utc": "1927-10-20T04:27:36Z", "ms": -1331753543592.8174 }, "end": { "local": "1927-10-21T14:10:34+08:00", "utc": "1927-10-21T06:10:34Z", "ms": -1331660966352.0366 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-10-20", "window": { "start": { "local": "1927-10-20T06:03:51+08:00", "utc": "1927-10-19T22:03:51Z", "ms": -1331776568524.7407 }, "end": { "local": "1927-10-20T06:03:51+08:00", "utc": "1927-10-19T22:03:51Z", "ms": -1331776568524.7407 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-10-21", "window": { "start": { "local": "1927-10-21T06:04:24+08:00", "utc": "1927-10-20T22:04:24Z", "ms": -1331690135648.405 }, "end": { "local": "1927-10-21T06:04:24+08:00", "utc": "1927-10-20T22:04:24Z", "ms": -1331690135648.405 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:28 on Thu 20 Oct to 14:11 on Fri 21 Oct.", "fact": "1927-10-20T04:27:36Z → 1927-10-21T06:10:34Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 20th and 06:04 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23025 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Fuzhou, 1927: Friday 21 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": "1927-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Ramā Ekādaśī 1927 falls on Friday 21 October. Ekādaśī runs from 12:28 on Thu 20 Oct to 14:11 on Fri 21 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-10-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4468, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-10-21T14:10:34+08:00", "utc": "1927-10-21T06:10:34Z", "ms": -1331660966352.0366 }, "end": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-21T14:10:34+08:00", "utc": "1927-10-21T06:10:34Z", "ms": -1331660966352.0366 }, "end": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-21", "window": { "start": { "local": "1927-10-21T17:30:33+08:00", "utc": "1927-10-21T09:30:33Z", "ms": -1331648966878.3894 }, "end": { "local": "1927-10-21T19:11:08+08:00", "utc": "1927-10-21T11:11:08Z", "ms": -1331642931603.875 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1927-10-22", "window": { "start": { "local": "1927-10-22T17:29:40+08:00", "utc": "1927-10-22T09:29:40Z", "ms": -1331562619902.7708 }, "end": { "local": "1927-10-22T19:10:27+08:00", "utc": "1927-10-22T11:10:27Z", "ms": -1331556573053.871 } }, "covered_min": 0, "window_min": 101, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 14:11 on Fri 21 Oct to 16:15 on Sat 22 Oct.", "fact": "1927-10-21T06:10:34Z → 1927-10-22T08:15:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:31–19:11 on the 21st, 17:30–19:10 on the 22nd.", "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 21st and 0 of 101 on the 22nd.", "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 4468 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Fuzhou, 1927: Friday 21 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": "1927-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Govatsa Dvādaśī (Vasu Baras) 1927 falls on Friday 21 October. Dvādaśī runs from 14:11 on Fri 21 Oct to 16:15 on Sat 22 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-22", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2093, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 }, "end": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 }, "end": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-22", "window": { "start": { "local": "1927-10-22T17:29:40+08:00", "utc": "1927-10-22T09:29:40Z", "ms": -1331562619902.7708 }, "end": { "local": "1927-10-22T19:10:27+08:00", "utc": "1927-10-22T11:10:27Z", "ms": -1331556573053.871 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1927-10-23", "window": { "start": { "local": "1927-10-23T17:28:48+08:00", "utc": "1927-10-23T09:28:48Z", "ms": -1331476272039.8914 }, "end": { "local": "1927-10-23T19:09:46+08:00", "utc": "1927-10-23T11:09:46Z", "ms": -1331470213674.148 } }, "covered_min": 66, "window_min": 101, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:15 on Sat 22 Oct to 18:35 on Sun 23 Oct.", "fact": "1927-10-22T08:15:12Z → 1927-10-23T10:34:53Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:30–19:10 on the 22nd, 17:29–19:10 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 101 of 101 minutes on the 22nd and 66 of 101 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2093 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Fuzhou, 1927: Saturday 22 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1927-10-22", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-22", "confidence": "boundary" } ], "quote": "In Fuzhou, Yama Dīpadāna 1927 falls on Saturday 22 October. Trayodaśī runs from 16:15 on Sat 22 Oct to 18:35 on Sun 23 Oct and covers all of pradoṣa that evening. It also reaches the next evening for 66 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/1927/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/1927/pradosha-vrata?on=1927-10-22", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-22", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2093, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 }, "end": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-22T16:15:12+08:00", "utc": "1927-10-22T08:15:12Z", "ms": -1331567088193.8767 }, "end": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-22", "window": { "start": { "local": "1927-10-22T17:29:40+08:00", "utc": "1927-10-22T09:29:40Z", "ms": -1331562619902.7708 }, "end": { "local": "1927-10-22T19:10:27+08:00", "utc": "1927-10-22T11:10:27Z", "ms": -1331556573053.871 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1927-10-23", "window": { "start": { "local": "1927-10-23T17:28:48+08:00", "utc": "1927-10-23T09:28:48Z", "ms": -1331476272039.8914 }, "end": { "local": "1927-10-23T19:09:46+08:00", "utc": "1927-10-23T11:09:46Z", "ms": -1331470213674.148 } }, "covered_min": 66, "window_min": 101, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:15 on Sat 22 Oct to 18:35 on Sun 23 Oct.", "fact": "1927-10-22T08:15:12Z → 1927-10-23T10:34:53Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:30–19:10 on the 22nd, 17:29–19:10 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 101 of 101 minutes on the 22nd and 66 of 101 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2093 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Saturday 22 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-22", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-22", "confidence": "boundary" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Saturday 22 October. Trayodaśī runs from 16:15 on Sat 22 Oct to 18:35 on Sun 23 Oct and covers all of pradoṣa that evening. It also reaches the next evening for 66 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/1927/pradosha-vrata?on=1927-10-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-10-23", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8364, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "end": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "end": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 } }, "kaala": "nishita", "days": [ { "local_date": "1927-10-23", "window": { "start": { "local": "1927-10-23T23:23:27+08:00", "utc": "1927-10-23T15:23:27Z", "ms": -1331454993168.354 }, "end": { "local": "1927-10-24T00:11:27+08:00", "utc": "1927-10-23T16:11:27Z", "ms": -1331452113168.354 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-24", "window": { "start": { "local": "1927-10-24T23:23:19+08:00", "utc": "1927-10-24T15:23:19Z", "ms": -1331368601433.4927 }, "end": { "local": "1927-10-25T00:11:19+08:00", "utc": "1927-10-24T16:11:19Z", "ms": -1331365721433.4927 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:35 on Sun 23 Oct to 21:04 on Mon 24 Oct.", "fact": "1927-10-23T10:34:53Z → 1927-10-24T13:03:55Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 23rd, 23:23–00:11 on the 24th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8364 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Sunday 23 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": "1927-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-23", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Sunday 23 October. Caturdaśī runs from 18:35 on Sun 23 Oct to 21:04 on Mon 24 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-10-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26496, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "end": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-23T18:34:53+08:00", "utc": "1927-10-23T10:34:53Z", "ms": -1331472306787.0288 }, "end": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 } }, "kaala": "arunodaya", "days": [ { "local_date": "1927-10-24", "window": { "start": { "local": "1927-10-24T04:25:07+08:00", "utc": "1927-10-23T20:25:07Z", "ms": -1331436892662.56 }, "end": { "local": "1927-10-24T06:06:06+08:00", "utc": "1927-10-23T22:06:06Z", "ms": -1331430834296.8167 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "1927-10-25", "window": { "start": { "local": "1927-10-25T04:25:31+08:00", "utc": "1927-10-24T20:25:31Z", "ms": -1331350469423.6323 }, "end": { "local": "1927-10-25T06:06:40+08:00", "utc": "1927-10-24T22:06:40Z", "ms": -1331344399601.865 } }, "covered_min": 0, "window_min": 101, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:35 on Sun 23 Oct to 21:04 on Mon 24 Oct.", "fact": "1927-10-23T10:34:53Z → 1927-10-24T13:03:55Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:25–06:06 on the 24th, 04:26–06:07 on the 25th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 101 of 101 minutes on the 24th and 0 of 101 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 26496 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Fuzhou, 1927: Monday 24 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-24", "confidence": "determinate" } ], "quote": "In Fuzhou, Naraka Caturdaśī (Choti Diwali) 1927 falls on Monday 24 October. Caturdaśī runs from 18:35 on Sun 23 Oct to 21:04 on Mon 24 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-24", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 848, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "end": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "end": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 } }, "kaala": "nishita", "days": [ { "local_date": "1927-10-24", "window": { "start": { "local": "1927-10-24T23:23:19+08:00", "utc": "1927-10-24T15:23:19Z", "ms": -1331368601433.4927 }, "end": { "local": "1927-10-25T00:11:19+08:00", "utc": "1927-10-24T16:11:19Z", "ms": -1331365721433.4927 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-25", "window": { "start": { "local": "1927-10-25T23:23:11+08:00", "utc": "1927-10-25T15:23:11Z", "ms": -1331282209003.129 }, "end": { "local": "1927-10-26T00:11:11+08:00", "utc": "1927-10-25T16:11:11Z", "ms": -1331279329003.129 } }, "covered_min": 14, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 21:04 on Mon 24 Oct to 23:37 on Tue 25 Oct.", "fact": "1927-10-24T13:03:55Z → 1927-10-25T15:37:19Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 24th, 23:23–00:11 on the 25th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 48 of 48 minutes on the 24th and 14 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "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 848 s" }, { "step": "ruling", "text": "Kālī Pūjā, Fuzhou, 1927: Monday 24 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-24", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-24", "confidence": "boundary" } ], "quote": "In Fuzhou, Kālī Pūjā 1927 falls on Monday 24 October. Amāvasyā runs from 21:04 on Mon 24 Oct to 23:37 on Tue 25 Oct and covers all of niśītha that night. It also reaches the next night for 14 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/1927/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/1927/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6888, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "end": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-24T21:03:55+08:00", "utc": "1927-10-24T13:03:55Z", "ms": -1331376964992.158 }, "end": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-24", "window": { "start": { "local": "1927-10-24T17:27:57+08:00", "utc": "1927-10-24T09:27:57Z", "ms": -1331389923265.1204 }, "end": { "local": "1927-10-24T19:09:07+08:00", "utc": "1927-10-24T11:09:07Z", "ms": -1331383853443.353 } }, "covered_min": 0, "window_min": 101, "qualifies": false }, { "local_date": "1927-10-25", "window": { "start": { "local": "1927-10-25T17:27:06+08:00", "utc": "1927-10-25T09:27:06Z", "ms": -1331303573554.1284 }, "end": { "local": "1927-10-25T19:08:28+08:00", "utc": "1927-10-25T11:08:28Z", "ms": -1331297492340.5286 } }, "covered_min": 101, "window_min": 101, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 21:04 on Mon 24 Oct to 23:37 on Tue 25 Oct.", "fact": "1927-10-24T13:03:55Z → 1927-10-25T15:37:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:28–19:09 on the 24th, 17:27–19:08 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 101 minutes on the 24th and 101 of 101 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6888 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Fuzhou, 1927: Tuesday 25 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-25", "confidence": "determinate" } ], "quote": "In Fuzhou, Lakṣmī Pūjā (Diwali) 1927 falls on Tuesday 25 October. Amāvasyā runs from 21:04 on Mon 24 Oct to 23:37 on Tue 25 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33140, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-26", "window": { "start": { "local": "1927-10-26T11:22:46+08:00", "utc": "1927-10-26T03:22:46Z", "ms": -1331239033667.4932 }, "end": { "local": "1927-10-26T12:10:46+08:00", "utc": "1927-10-26T04:10:46Z", "ms": -1331236153667.4932 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-27", "window": { "start": { "local": "1927-10-27T11:22:40+08:00", "utc": "1927-10-27T03:22:40Z", "ms": -1331152640038.5137 }, "end": { "local": "1927-10-27T12:10:40+08:00", "utc": "1927-10-27T04:10:40Z", "ms": -1331149760038.5137 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct.", "fact": "1927-10-25T15:37:19Z → 1927-10-26T18:10:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 26th, 11:23–12:11 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33140 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Fuzhou, 1927: Wednesday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Govardhana Pūjā 1927 falls on Wednesday 26 October. Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16132, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-10-25", "window": { "start": { "local": "1927-10-25T17:27:06+08:00", "utc": "1927-10-25T09:27:06Z", "ms": -1331303573554.1284 }, "end": { "local": "1927-10-25T19:08:28+08:00", "utc": "1927-10-25T11:08:28Z", "ms": -1331297492340.5286 } }, "covered_min": 0, "window_min": 101, "qualifies": false }, { "local_date": "1927-10-26", "window": { "start": { "local": "1927-10-26T17:26:17+08:00", "utc": "1927-10-26T09:26:17Z", "ms": -1331217222882.8567 }, "end": { "local": "1927-10-26T19:07:50+08:00", "utc": "1927-10-26T11:07:50Z", "ms": -1331211130345.0828 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct.", "fact": "1927-10-25T15:37:19Z → 1927-10-26T18:10:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:27–19:08 on the 25th, 17:26–19:08 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 0 of 101 minutes on the 25th and 102 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: unstated → only-day · margin 16132 s" }, { "step": "ruling", "text": "Bali Pūjā, Fuzhou, 1927: Wednesday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Bali Pūjā 1927 falls on Wednesday 26 October. Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14251, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-25T23:37:19+08:00", "utc": "1927-10-25T15:37:19Z", "ms": -1331281360809.4104 }, "end": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 } }, "kaala": "purvahna", "days": [ { "local_date": "1927-10-26", "window": { "start": { "local": "1927-10-26T06:07:16+08:00", "utc": "1927-10-25T22:07:16Z", "ms": -1331257964452.1296 }, "end": { "local": "1927-10-26T09:53:36+08:00", "utc": "1927-10-26T01:53:36Z", "ms": -1331244383929.0386 } }, "covered_min": 226, "window_min": 226, "qualifies": true }, { "local_date": "1927-10-27", "window": { "start": { "local": "1927-10-27T06:07:51+08:00", "utc": "1927-10-26T22:07:51Z", "ms": -1331171528849.553 }, "end": { "local": "1927-10-27T09:53:44+08:00", "utc": "1927-10-27T01:53:44Z", "ms": -1331157976308.86 } }, "covered_min": 0, "window_min": 226, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct.", "fact": "1927-10-25T15:37:19Z → 1927-10-26T18:10:20Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:07–09:54 on the 26th, 06:08–09:54 on the 27th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 226 of 226 minutes on the 26th and 0 of 226 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14251 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Fuzhou, 1927: Wednesday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-26", "confidence": "determinate" } ], "quote": "In Fuzhou, Dyūta Pratipad 1927 falls on Wednesday 26 October. Pratipadā runs from 23:37 on Tue 25 Oct to 02:10 on Thu 27 Oct and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24290, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 }, "end": { "local": "1927-10-28T04:37:45+08:00", "utc": "1927-10-27T20:37:45Z", "ms": -1331090535235.6555 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-27T02:10:20+08:00", "utc": "1927-10-26T18:10:20Z", "ms": -1331185779758.6882 }, "end": { "local": "1927-10-28T04:37:45+08:00", "utc": "1927-10-27T20:37:45Z", "ms": -1331090535235.6555 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-27", "window": { "start": { "local": "1927-10-27T11:22:40+08:00", "utc": "1927-10-27T03:22:40Z", "ms": -1331152640038.5137 }, "end": { "local": "1927-10-27T12:10:40+08:00", "utc": "1927-10-27T04:10:40Z", "ms": -1331149760038.5137 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-28", "window": { "start": { "local": "1927-10-28T11:22:34+08:00", "utc": "1927-10-28T03:22:34Z", "ms": -1331066245680.6838 }, "end": { "local": "1927-10-28T12:10:34+08:00", "utc": "1927-10-28T04:10:34Z", "ms": -1331063365680.6838 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 02:10 on Thu 27 Oct to 04:38 on Fri 28 Oct.", "fact": "1927-10-26T18:10:20Z → 1927-10-27T20:37:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:23–12:11 on the 27th, 11:23–12:11 on the 28th.", "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 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24290 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Fuzhou, 1927: Thursday 27 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-27", "confidence": "determinate" } ], "quote": "In Fuzhou, Yama Dvitīyā (Bhai Dooj) 1927 falls on Thursday 27 October. Dvitīyā runs from 02:10 on Thu 27 Oct to 04:38 on Fri 28 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9159, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-10-29T06:53:20+08:00", "utc": "1927-10-28T22:53:20Z", "ms": -1330996000054.1218 }, "end": { "local": "1927-10-30T08:49:46+08:00", "utc": "1927-10-30T00:49:46Z", "ms": -1330902614075.8367 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-29T06:53:20+08:00", "utc": "1927-10-28T22:53:20Z", "ms": -1330996000054.1218 }, "end": { "local": "1927-10-30T08:49:46+08:00", "utc": "1927-10-30T00:49:46Z", "ms": -1330902614075.8367 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-29", "window": { "start": { "local": "1927-10-29T11:22:29+08:00", "utc": "1927-10-29T03:22:29Z", "ms": -1330979850584.1567 }, "end": { "local": "1927-10-29T12:10:29+08:00", "utc": "1927-10-29T04:10:29Z", "ms": -1330976970584.1567 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-30", "window": { "start": { "local": "1927-10-30T11:22:25+08:00", "utc": "1927-10-30T03:22:25Z", "ms": -1330893454739.563 }, "end": { "local": "1927-10-30T12:10:25+08:00", "utc": "1927-10-30T04:10:25Z", "ms": -1330890574739.563 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:53 on Sat 29 Oct to 08:50 on Sun 30 Oct.", "fact": "1927-10-28T22:53:20Z → 1927-10-30T00:49:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 29th, 11:22–12:10 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9159 s" }, { "step": "ruling", "text": "Nāga Caturthī, Fuzhou, 1927: Saturday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Caturthī 1927 falls on Saturday 29 October. Caturthī runs from 06:53 on Sat 29 Oct to 08:50 on Sun 30 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/vinayaka-chaturthi?on=1927-10-29", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9159, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-10-29T06:53:20+08:00", "utc": "1927-10-28T22:53:20Z", "ms": -1330996000054.1218 }, "end": { "local": "1927-10-30T08:49:46+08:00", "utc": "1927-10-30T00:49:46Z", "ms": -1330902614075.8367 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-29T06:53:20+08:00", "utc": "1927-10-28T22:53:20Z", "ms": -1330996000054.1218 }, "end": { "local": "1927-10-30T08:49:46+08:00", "utc": "1927-10-30T00:49:46Z", "ms": -1330902614075.8367 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-29", "window": { "start": { "local": "1927-10-29T11:22:29+08:00", "utc": "1927-10-29T03:22:29Z", "ms": -1330979850584.1567 }, "end": { "local": "1927-10-29T12:10:29+08:00", "utc": "1927-10-29T04:10:29Z", "ms": -1330976970584.1567 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-10-30", "window": { "start": { "local": "1927-10-30T11:22:25+08:00", "utc": "1927-10-30T03:22:25Z", "ms": -1330893454739.563 }, "end": { "local": "1927-10-30T12:10:25+08:00", "utc": "1927-10-30T04:10:25Z", "ms": -1330890574739.563 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:53 on Sat 29 Oct to 08:50 on Sun 30 Oct.", "fact": "1927-10-28T22:53:20Z → 1927-10-30T00:49:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 29th, 11:22–12:10 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9159 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Saturday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Saturday 29 October. Caturthī runs from 06:53 on Sat 29 Oct to 08:50 on Sun 30 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-10-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 543, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-10-31T10:19:01+08:00", "utc": "1927-10-31T02:19:01Z", "ms": -1330810859215.489 }, "end": { "local": "1927-11-01T11:13:16+08:00", "utc": "1927-11-01T03:13:16Z", "ms": -1330721204188.7913 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-10-31T10:19:01+08:00", "utc": "1927-10-31T02:19:01Z", "ms": -1330810859215.489 }, "end": { "local": "1927-11-01T11:13:16+08:00", "utc": "1927-11-01T03:13:16Z", "ms": -1330721204188.7913 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-10-31", "window": { "start": { "local": "1927-10-31T11:22:22+08:00", "utc": "1927-10-31T03:22:22Z", "ms": -1330807058137.9531 }, "end": { "local": "1927-10-31T12:10:22+08:00", "utc": "1927-10-31T04:10:22Z", "ms": -1330804178137.9531 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-01", "window": { "start": { "local": "1927-11-01T11:22:19+08:00", "utc": "1927-11-01T03:22:19Z", "ms": -1330720660770.7256 }, "end": { "local": "1927-11-01T12:10:19+08:00", "utc": "1927-11-01T04:10:19Z", "ms": -1330717780770.7256 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:19 on Mon 31 Oct to 11:13 on Tue 1 Nov.", "fact": "1927-10-31T02:19:01Z → 1927-11-01T03:13:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 31st, 11:22–12:10 on the 1st.", "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 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 543 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Fuzhou, 1927: Monday 31 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-10-31", "confidence": "boundary" } ], "quote": "In Fuzhou, Sūrya Ṣaṣṭhī (Chhath) 1927 falls on Monday 31 October. Ṣaṣṭhī runs from 10:19 on Mon 31 Oct to 11:13 on Tue 1 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-02", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 229, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1927-11-02T11:26:06+08:00", "utc": "1927-11-02T03:26:06Z", "ms": -1330634033764.007 }, "end": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-02T11:26:06+08:00", "utc": "1927-11-02T03:26:06Z", "ms": -1330634033764.007 }, "end": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-02", "window": { "start": { "local": "1927-11-02T11:22:17+08:00", "utc": "1927-11-02T03:22:17Z", "ms": -1330634262629.537 }, "end": { "local": "1927-11-02T12:10:17+08:00", "utc": "1927-11-02T04:10:17Z", "ms": -1330631382629.537 } }, "covered_min": 44, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-03", "window": { "start": { "local": "1927-11-03T11:22:16+08:00", "utc": "1927-11-03T03:22:16Z", "ms": -1330547863706.1724 }, "end": { "local": "1927-11-03T12:10:16+08:00", "utc": "1927-11-03T04:10:16Z", "ms": -1330544983706.1724 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:26 on Wed 2 Nov to 10:54 on Thu 3 Nov.", "fact": "1927-11-02T03:26:06Z → 1927-11-03T02:53:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 2nd, 11:22–12:10 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 44 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": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 229 s < 300 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Fuzhou, 1927: Wednesday 2 November.", "fact": "confidence: boundary (margin)" } ], "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": "1927-11-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-02", "confidence": "boundary" } ], "quote": "In Fuzhou, Gopāṣṭamī 1927 falls on Wednesday 2 November. Aṣṭamī runs from 11:26 on Wed 2 Nov to 10:54 on Thu 3 Nov and covers 44 of 48 minutes of madhyāhna that midday. It is 3 min 49 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1721, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 }, "end": { "local": "1927-11-04T09:34:55+08:00", "utc": "1927-11-04T01:34:55Z", "ms": -1330467905049.3313 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 }, "end": { "local": "1927-11-04T09:34:55+08:00", "utc": "1927-11-04T01:34:55Z", "ms": -1330467905049.3313 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-03", "window": { "start": { "local": "1927-11-03T11:22:16+08:00", "utc": "1927-11-03T03:22:16Z", "ms": -1330547863706.1724 }, "end": { "local": "1927-11-03T12:10:16+08:00", "utc": "1927-11-03T04:10:16Z", "ms": -1330544983706.1724 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-04", "window": { "start": { "local": "1927-11-04T11:22:16+08:00", "utc": "1927-11-04T03:22:16Z", "ms": -1330461463992.3877 }, "end": { "local": "1927-11-04T12:10:16+08:00", "utc": "1927-11-04T04:10:16Z", "ms": -1330458583992.3877 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 10:54 on Thu 3 Nov to 09:35 on Fri 4 Nov.", "fact": "1927-11-03T02:53:36Z → 1927-11-04T01:34:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 3rd, 11:22–12:10 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1721 s" }, { "step": "ruling", "text": "Durgā Navamī, Fuzhou, 1927: Thursday 3 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "durga-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-03", "confidence": "determinate" } ], "quote": "In Fuzhou, Durgā Navamī 1927 falls on Thursday 3 November. Navamī runs from 10:54 on Thu 3 Nov to 09:35 on Fri 4 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1213, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 }, "end": { "local": "1927-11-04T09:34:55+08:00", "utc": "1927-11-04T01:34:55Z", "ms": -1330467905049.3313 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-03T10:53:36+08:00", "utc": "1927-11-03T02:53:36Z", "ms": -1330549584395.7864 }, "end": { "local": "1927-11-04T09:34:55+08:00", "utc": "1927-11-04T01:34:55Z", "ms": -1330467905049.3313 } }, "kaala": "purvahna", "days": [ { "local_date": "1927-11-03", "window": { "start": { "local": "1927-11-03T06:12:13+08:00", "utc": "1927-11-02T22:12:13Z", "ms": -1330566467302.876 }, "end": { "local": "1927-11-03T09:54:55+08:00", "utc": "1927-11-03T01:54:55Z", "ms": -1330553104905.0737 } }, "covered_min": 0, "window_min": 223, "qualifies": false }, { "local_date": "1927-11-04", "window": { "start": { "local": "1927-11-04T06:12:52+08:00", "utc": "1927-11-03T22:12:52Z", "ms": -1330480028250.1895 }, "end": { "local": "1927-11-04T09:55:08+08:00", "utc": "1927-11-04T01:55:08Z", "ms": -1330466692078.3215 } }, "covered_min": 202, "window_min": 222, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 10:54 on Thu 3 Nov to 09:35 on Fri 4 Nov.", "fact": "1927-11-03T02:53:36Z → 1927-11-04T01:34:55Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:12–09:55 on the 3rd, 06:13–09:55 on the 4th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 223 minutes on the 3rd and 202 of 222 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1213 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Fuzhou, 1927: Friday 4 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": "1927-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-04", "confidence": "determinate" } ], "quote": "In Fuzhou, Akṣaya Navamī (Amla Navami) 1927 falls on Friday 4 November. Navamī runs from 10:54 on Thu 3 Nov to 09:35 on Fri 4 Nov and covers 202 of 222 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-11-05", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4738, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-11-05T07:32:29+08:00", "utc": "1927-11-04T23:32:29Z", "ms": -1330388850576.819 }, "end": { "local": "1927-11-06T04:51:37+08:00", "utc": "1927-11-05T20:51:37Z", "ms": -1330312102587.546 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-05T07:32:29+08:00", "utc": "1927-11-04T23:32:29Z", "ms": -1330388850576.819 }, "end": { "local": "1927-11-06T04:51:37+08:00", "utc": "1927-11-05T20:51:37Z", "ms": -1330312102587.546 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-11-05", "window": { "start": { "local": "1927-11-05T06:13:31+08:00", "utc": "1927-11-04T22:13:31Z", "ms": -1330393588796.7747 }, "end": { "local": "1927-11-05T06:13:31+08:00", "utc": "1927-11-04T22:13:31Z", "ms": -1330393588796.7747 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-11-06", "window": { "start": { "local": "1927-11-06T06:14:11+08:00", "utc": "1927-11-05T22:14:11Z", "ms": -1330307148949.7034 }, "end": { "local": "1927-11-06T06:14:11+08:00", "utc": "1927-11-05T22:14:11Z", "ms": -1330307148949.7034 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:32 on Sat 5 Nov to 04:52 on Sun 6 Nov.", "fact": "1927-11-04T23:32:29Z → 1927-11-05T20:51:37Z" }, { "step": "kaala", "text": "Sunrise is at 06:14 on the 5th and 06:14 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 5th and is not on the 6th.", "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 4738 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Fuzhou, 1927: Saturday 5 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": "1927-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Prabodhinī Ekādaśī 1927 falls on Saturday 5 November. Ekādaśī runs from 07:32 on Sat 5 Nov to 04:52 on Sun 6 Nov, and is current at sunrise on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-11-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-11-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11100, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-11-07T01:39:54+08:00", "utc": "1927-11-06T17:39:54Z", "ms": -1330237205942.8643 }, "end": { "local": "1927-11-07T22:06:31+08:00", "utc": "1927-11-07T14:06:31Z", "ms": -1330163609147.9915 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-07T01:39:54+08:00", "utc": "1927-11-06T17:39:54Z", "ms": -1330237205942.8643 }, "end": { "local": "1927-11-07T22:06:31+08:00", "utc": "1927-11-07T14:06:31Z", "ms": -1330163609147.9915 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-11-06", "window": { "start": { "local": "1927-11-06T17:18:25+08:00", "utc": "1927-11-06T09:18:25Z", "ms": -1330267295368.9568 }, "end": { "local": "1927-11-06T19:01:56+08:00", "utc": "1927-11-06T11:01:56Z", "ms": -1330261083815.1536 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1927-11-07", "window": { "start": { "local": "1927-11-07T17:17:49+08:00", "utc": "1927-11-07T09:17:49Z", "ms": -1330180931328.3782 }, "end": { "local": "1927-11-07T19:01:30+08:00", "utc": "1927-11-07T11:01:30Z", "ms": -1330174709564.5676 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:40 on Mon 7 Nov to 22:07 on Mon 7 Nov.", "fact": "1927-11-06T17:39:54Z → 1927-11-07T14:06:31Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:18–19:02 on the 6th, 17:18–19:02 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 6th and 104 of 104 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11100 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Monday 7 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-07", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Monday 7 November. Trayodaśī runs from 01:40 on Mon 7 Nov to 22:07 on Mon 7 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-11-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18065, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-11-08T18:21:39+08:00", "utc": "1927-11-08T10:21:39Z", "ms": -1330090701187.2803 }, "end": { "local": "1927-11-09T14:35:58+08:00", "utc": "1927-11-09T06:35:58Z", "ms": -1330017842314.5012 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-08T18:21:39+08:00", "utc": "1927-11-08T10:21:39Z", "ms": -1330090701187.2803 }, "end": { "local": "1927-11-09T14:35:58+08:00", "utc": "1927-11-09T06:35:58Z", "ms": -1330017842314.5012 } }, "kaala": "nishita", "days": [ { "local_date": "1927-11-08", "window": { "start": { "local": "1927-11-08T23:22:43+08:00", "utc": "1927-11-08T15:22:43Z", "ms": -1330072636562.0576 }, "end": { "local": "1927-11-09T00:10:43+08:00", "utc": "1927-11-08T16:10:43Z", "ms": -1330069756562.0576 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-09", "window": { "start": { "local": "1927-11-09T23:22:47+08:00", "utc": "1927-11-09T15:22:47Z", "ms": -1329986232576.5684 }, "end": { "local": "1927-11-10T00:10:47+08:00", "utc": "1927-11-09T16:10:47Z", "ms": -1329983352576.5684 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:22 on Tue 8 Nov to 14:36 on Wed 9 Nov.", "fact": "1927-11-08T10:21:39Z → 1927-11-09T06:35:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:23–00:11 on the 8th, 23:23–00:11 on the 9th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during niśītha. It covers 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 night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 18065 s" }, { "step": "ruling", "text": "Rāsayātrā, Fuzhou, 1927: Tuesday 8 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": "1927-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Rāsayātrā 1927 falls on Tuesday 8 November. Pūrṇimā runs from 18:22 on Tue 8 Nov to 14:36 on Wed 9 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8731, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-11-08T18:21:39+08:00", "utc": "1927-11-08T10:21:39Z", "ms": -1330090701187.2803 }, "end": { "local": "1927-11-09T14:35:58+08:00", "utc": "1927-11-09T06:35:58Z", "ms": -1330017842314.5012 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1927-11-08T18:21:39+08:00", "utc": "1927-11-08T10:21:39Z", "ms": -1330090701187.2803 }, "end": { "local": "1927-11-09T14:35:58+08:00", "utc": "1927-11-09T06:35:58Z", "ms": -1330017842314.5012 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-08", "window": { "start": { "local": "1927-11-08T11:22:23+08:00", "utc": "1927-11-08T03:22:23Z", "ms": -1330115857057.7656 }, "end": { "local": "1927-11-08T12:10:23+08:00", "utc": "1927-11-08T04:10:23Z", "ms": -1330112977057.7656 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-11-09", "window": { "start": { "local": "1927-11-09T11:22:27+08:00", "utc": "1927-11-09T03:22:27Z", "ms": -1330029453257.1558 }, "end": { "local": "1927-11-09T12:10:27+08:00", "utc": "1927-11-09T04:10:27Z", "ms": -1330026573257.1558 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:22 on Tue 8 Nov to 14:36 on Wed 9 Nov.", "fact": "1927-11-08T10:21:39Z → 1927-11-09T06:35:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:22–12:10 on the 8th, 11:22–12:10 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8731 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Fuzhou, 1927: Wednesday 9 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": "1927-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-09", "confidence": "determinate" } ], "quote": "In Fuzhou, Kārtikī Pūrṇimā 1927 falls on Wednesday 9 November. Pūrṇimā runs from 18:22 on Tue 8 Nov to 14:36 on Wed 9 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-11-12", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24318, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-11-12T04:58:50+08:00", "utc": "1927-11-11T20:58:50Z", "ms": -1329793269729.7095 }, "end": { "local": "1927-11-13T02:51:04+08:00", "utc": "1927-11-12T18:51:04Z", "ms": -1329714536233.6318 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-12T04:58:50+08:00", "utc": "1927-11-11T20:58:50Z", "ms": -1329793269729.7095 }, "end": { "local": "1927-11-13T02:51:04+08:00", "utc": "1927-11-12T18:51:04Z", "ms": -1329714536233.6318 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-11-11", "window": { "start": { "local": "1927-11-11T19:09:15+08:00", "utc": "1927-11-11T11:09:15Z", "ms": -1329828644551.019 }, "end": { "local": "1927-11-11T19:09:15+08:00", "utc": "1927-11-11T11:09:15Z", "ms": -1329828644551.019 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-11-12", "window": { "start": { "local": "1927-11-12T20:05:46+08:00", "utc": "1927-11-12T12:05:46Z", "ms": -1329738853948.0225 }, "end": { "local": "1927-11-12T20:05:46+08:00", "utc": "1927-11-12T12:05:46Z", "ms": -1329738853948.0225 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:59 on Sat 12 Nov to 02:51 on Sun 13 Nov.", "fact": "1927-11-11T20:58:50Z → 1927-11-12T18:51:04Z" }, { "step": "kaala", "text": "Moonrise is at 19:09 on the 11th and 20:06 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 11th and is on the 12th.", "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 24318 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Saturday 12 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": "1927-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-12", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Saturday 12 November. Caturthī runs from 04:59 on Sat 12 Nov to 02:51 on Sun 13 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-11-12", "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/1927/ekadashi?on=1927-11-20", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2295, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-11-19T05:45:06+08:00", "utc": "1927-11-18T21:45:06Z", "ms": -1329185693905.053 }, "end": { "local": "1927-11-20T08:11:09+08:00", "utc": "1927-11-20T00:11:09Z", "ms": -1329090530571.9692 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-19T05:45:06+08:00", "utc": "1927-11-18T21:45:06Z", "ms": -1329185693905.053 }, "end": { "local": "1927-11-20T08:11:09+08:00", "utc": "1927-11-20T00:11:09Z", "ms": -1329090530571.9692 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-11-19", "window": { "start": { "local": "1927-11-19T06:23:21+08:00", "utc": "1927-11-18T22:23:21Z", "ms": -1329183398835.915 }, "end": { "local": "1927-11-19T06:23:21+08:00", "utc": "1927-11-18T22:23:21Z", "ms": -1329183398835.915 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-11-20", "window": { "start": { "local": "1927-11-20T06:24:05+08:00", "utc": "1927-11-19T22:24:05Z", "ms": -1329096954563.197 }, "end": { "local": "1927-11-20T06:24:05+08:00", "utc": "1927-11-19T22:24:05Z", "ms": -1329096954563.197 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:45 on Sat 19 Nov to 08:11 on Sun 20 Nov.", "fact": "1927-11-18T21:45:06Z → 1927-11-20T00:11:09Z" }, { "step": "kaala", "text": "Sunrise is at 06:23 on the 19th and 06:24 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is on the 20th.", "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 2295 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Fuzhou, 1927: Sunday 20 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-20", "confidence": "determinate" } ], "quote": "In Fuzhou, Utpannā Ekādaśī 1927 falls on Sunday 20 November. Ekādaśī runs from 05:45 on Sat 19 Nov to 08:11 on Sun 20 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-11-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-11-21", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13714, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-11-21T10:46:48+08:00", "utc": "1927-11-21T02:46:48Z", "ms": -1328994792317.8213 }, "end": { "local": "1927-11-22T13:23:00+08:00", "utc": "1927-11-22T05:23:00Z", "ms": -1328899020185.4932 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-21T10:46:48+08:00", "utc": "1927-11-21T02:46:48Z", "ms": -1328994792317.8213 }, "end": { "local": "1927-11-22T13:23:00+08:00", "utc": "1927-11-22T05:23:00Z", "ms": -1328899020185.4932 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-11-21", "window": { "start": { "local": "1927-11-21T17:11:49+08:00", "utc": "1927-11-21T09:11:49Z", "ms": -1328971691007.5457 }, "end": { "local": "1927-11-21T18:57:39+08:00", "utc": "1927-11-21T10:57:39Z", "ms": -1328965340946.8247 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1927-11-22", "window": { "start": { "local": "1927-11-22T17:11:34+08:00", "utc": "1927-11-22T09:11:34Z", "ms": -1328885305712.8647 }, "end": { "local": "1927-11-22T18:57:32+08:00", "utc": "1927-11-22T10:57:32Z", "ms": -1328878947734.5325 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:47 on Mon 21 Nov to 13:23 on Tue 22 Nov.", "fact": "1927-11-21T02:46:48Z → 1927-11-22T05:23:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:12–18:58 on the 21st, 17:12–18:58 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 106 of 106 minutes on the 21st and 0 of 106 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13714 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Monday 21 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Monday 21 November. Trayodaśī runs from 10:47 on Mon 21 Nov to 13:23 on Tue 22 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-11-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-11-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27171, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-11-22T13:23:00+08:00", "utc": "1927-11-22T05:23:00Z", "ms": -1328899020185.4932 }, "end": { "local": "1927-11-23T15:52:22+08:00", "utc": "1927-11-23T07:52:22Z", "ms": -1328803658325.8152 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-22T13:23:00+08:00", "utc": "1927-11-22T05:23:00Z", "ms": -1328899020185.4932 }, "end": { "local": "1927-11-23T15:52:22+08:00", "utc": "1927-11-23T07:52:22Z", "ms": -1328803658325.8152 } }, "kaala": "nishita", "days": [ { "local_date": "1927-11-22", "window": { "start": { "local": "1927-11-22T23:24:57+08:00", "utc": "1927-11-22T15:24:57Z", "ms": -1328862903294.1184 }, "end": { "local": "1927-11-23T00:12:57+08:00", "utc": "1927-11-22T16:12:57Z", "ms": -1328860023294.1184 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-23", "window": { "start": { "local": "1927-11-23T23:25:12+08:00", "utc": "1927-11-23T15:25:12Z", "ms": -1328776487509.0322 }, "end": { "local": "1927-11-24T00:13:12+08:00", "utc": "1927-11-23T16:13:12Z", "ms": -1328773607509.0322 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:23 on Tue 22 Nov to 15:52 on Wed 23 Nov.", "fact": "1927-11-22T05:23:00Z → 1927-11-23T07:52:22Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:25–00:13 on the 22nd, 23:25–00:13 on the 23rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27171 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Tuesday 22 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Tuesday 22 November. Caturdaśī runs from 13:23 on Tue 22 Nov to 15:52 on Wed 23 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-11-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-11-28", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38835, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-11-27T23:01:16+08:00", "utc": "1927-11-27T15:01:16Z", "ms": -1328432323925.5955 }, "end": { "local": "1927-11-28T23:47:36+08:00", "utc": "1927-11-28T15:47:36Z", "ms": -1328343144294.4873 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-27T23:01:16+08:00", "utc": "1927-11-27T15:01:16Z", "ms": -1328432323925.5955 }, "end": { "local": "1927-11-28T23:47:36+08:00", "utc": "1927-11-28T15:47:36Z", "ms": -1328343144294.4873 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-27", "window": { "start": { "local": "1927-11-27T11:26:01+08:00", "utc": "1927-11-27T03:26:01Z", "ms": -1328474039020.627 }, "end": { "local": "1927-11-27T12:14:01+08:00", "utc": "1927-11-27T04:14:01Z", "ms": -1328471159020.627 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-11-28", "window": { "start": { "local": "1927-11-28T11:26:21+08:00", "utc": "1927-11-28T03:26:21Z", "ms": -1328387619425.2744 }, "end": { "local": "1927-11-28T12:14:21+08:00", "utc": "1927-11-28T04:14:21Z", "ms": -1328384739425.2744 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:01 on Sun 27 Nov to 23:48 on Mon 28 Nov.", "fact": "1927-11-27T15:01:16Z → 1927-11-28T15:47:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 27th, 11:26–12:14 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 38835 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Monday 28 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": "1927-11-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-28", "confidence": "determinate" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Monday 28 November. Caturthī runs from 23:01 on Sun 27 Nov to 23:48 on Mon 28 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-11-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41032, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1927-11-28T23:47:36+08:00", "utc": "1927-11-28T15:47:36Z", "ms": -1328343144294.4873 }, "end": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-28T23:47:36+08:00", "utc": "1927-11-28T15:47:36Z", "ms": -1328343144294.4873 }, "end": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-29", "window": { "start": { "local": "1927-11-29T11:26:41+08:00", "utc": "1927-11-29T03:26:41Z", "ms": -1328301199116.4197 }, "end": { "local": "1927-11-29T12:14:41+08:00", "utc": "1927-11-29T04:14:41Z", "ms": -1328298319116.4197 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-11-30", "window": { "start": { "local": "1927-11-30T11:27:02+08:00", "utc": "1927-11-30T03:27:02Z", "ms": -1328214778114.8774 }, "end": { "local": "1927-11-30T12:15:02+08:00", "utc": "1927-11-30T04:15:02Z", "ms": -1328211898114.8774 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 23:48 on Mon 28 Nov to 00:03 on Wed 30 Nov.", "fact": "1927-11-28T15:47:36Z → 1927-11-29T16:03:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 29th, 11:27–12:15 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 41032 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Fuzhou, 1927: Tuesday 29 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-29", "confidence": "determinate" } ], "quote": "In Fuzhou, Nāga Pañcamī (Mārgaśīrṣa) 1927 falls on Tuesday 29 November. Pañcamī runs from 23:48 on Mon 28 Nov to 00:03 on Wed 30 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41032, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 }, "end": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 }, "end": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-30", "window": { "start": { "local": "1927-11-30T11:27:02+08:00", "utc": "1927-11-30T03:27:02Z", "ms": -1328214778114.8774 }, "end": { "local": "1927-11-30T12:15:02+08:00", "utc": "1927-11-30T04:15:02Z", "ms": -1328211898114.8774 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-12-01", "window": { "start": { "local": "1927-12-01T11:27:24+08:00", "utc": "1927-12-01T03:27:24Z", "ms": -1328128356442.0713 }, "end": { "local": "1927-12-01T12:15:24+08:00", "utc": "1927-12-01T04:15:24Z", "ms": -1328125476442.0713 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:03 on Wed 30 Nov to 23:46 on Wed 30 Nov.", "fact": "1927-11-29T16:03:10Z → 1927-11-30T15:45:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 30th, 11:27–12:15 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 41032 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Fuzhou, 1927: Wednesday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Campā Ṣaṣṭhī 1927 falls on Wednesday 30 November. Ṣaṣṭhī runs from 00:03 on Wed 30 Nov to 23:46 on Wed 30 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41032, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 }, "end": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-30T00:03:10+08:00", "utc": "1927-11-29T16:03:10Z", "ms": -1328255810080.2954 }, "end": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-30", "window": { "start": { "local": "1927-11-30T11:27:02+08:00", "utc": "1927-11-30T03:27:02Z", "ms": -1328214778114.8774 }, "end": { "local": "1927-11-30T12:15:02+08:00", "utc": "1927-11-30T04:15:02Z", "ms": -1328211898114.8774 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1927-12-01", "window": { "start": { "local": "1927-12-01T11:27:24+08:00", "utc": "1927-12-01T03:27:24Z", "ms": -1328128356442.0713 }, "end": { "local": "1927-12-01T12:15:24+08:00", "utc": "1927-12-01T04:15:24Z", "ms": -1328125476442.0713 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:03 on Wed 30 Nov to 23:46 on Wed 30 Nov.", "fact": "1927-11-29T16:03:10Z → 1927-11-30T15:45:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 30th, 11:27–12:15 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 41032 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Fuzhou, 1927: Wednesday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-11-30", "confidence": "determinate" } ], "quote": "In Fuzhou, Skanda Ṣaṣṭhī 1927 falls on Wednesday 30 November. Ṣaṣṭhī runs from 00:03 on Wed 30 Nov to 23:46 on Wed 30 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38296, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 }, "end": { "local": "1927-12-01T22:53:39+08:00", "utc": "1927-12-01T14:53:39Z", "ms": -1328087180695.3623 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-11-30T23:45:37+08:00", "utc": "1927-11-30T15:45:37Z", "ms": -1328170463280.365 }, "end": { "local": "1927-12-01T22:53:39+08:00", "utc": "1927-12-01T14:53:39Z", "ms": -1328087180695.3623 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-11-30", "window": { "start": { "local": "1927-11-30T11:27:02+08:00", "utc": "1927-11-30T03:27:02Z", "ms": -1328214778114.8774 }, "end": { "local": "1927-11-30T12:15:02+08:00", "utc": "1927-11-30T04:15:02Z", "ms": -1328211898114.8774 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-12-01", "window": { "start": { "local": "1927-12-01T11:27:24+08:00", "utc": "1927-12-01T03:27:24Z", "ms": -1328128356442.0713 }, "end": { "local": "1927-12-01T12:15:24+08:00", "utc": "1927-12-01T04:15:24Z", "ms": -1328125476442.0713 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 23:46 on Wed 30 Nov to 22:54 on Thu 1 Dec.", "fact": "1927-11-30T15:45:37Z → 1927-12-01T14:53:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 30th, 11:27–12:15 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 38296 s" }, { "step": "ruling", "text": "Mitra Saptamī, Fuzhou, 1927: Thursday 1 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-01", "confidence": "determinate" } ], "quote": "In Fuzhou, Mitra Saptamī 1927 falls on Thursday 1 December. Saptamī runs from 23:46 on Wed 30 Nov to 22:54 on Thu 1 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/ekadashi?on=1927-12-05", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27433, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-12-04T17:02:18+08:00", "utc": "1927-12-04T09:02:18Z", "ms": -1327849062158.9553 }, "end": { "local": "1927-12-05T14:12:23+08:00", "utc": "1927-12-05T06:12:23Z", "ms": -1327772857314.2976 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-04T17:02:18+08:00", "utc": "1927-12-04T09:02:18Z", "ms": -1327849062158.9553 }, "end": { "local": "1927-12-05T14:12:23+08:00", "utc": "1927-12-05T06:12:23Z", "ms": -1327772857314.2976 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-12-04", "window": { "start": { "local": "1927-12-04T06:34:27+08:00", "utc": "1927-12-03T22:34:27Z", "ms": -1327886732895.694 }, "end": { "local": "1927-12-04T06:34:27+08:00", "utc": "1927-12-03T22:34:27Z", "ms": -1327886732895.694 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1927-12-05", "window": { "start": { "local": "1927-12-05T06:35:10+08:00", "utc": "1927-12-04T22:35:10Z", "ms": -1327800289852.4675 }, "end": { "local": "1927-12-05T06:35:10+08:00", "utc": "1927-12-04T22:35:10Z", "ms": -1327800289852.4675 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:02 on Sun 4 Dec to 14:12 on Mon 5 Dec.", "fact": "1927-12-04T09:02:18Z → 1927-12-05T06:12:23Z" }, { "step": "kaala", "text": "Sunrise is at 06:34 on the 4th and 06:35 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 4th and is on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27433 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Fuzhou, 1927: Monday 5 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-05", "confidence": "determinate" } ], "quote": "In Fuzhou, Mokṣadā Ekādaśī 1927 falls on Monday 5 December. Ekādaśī runs from 17:02 on Sun 4 Dec to 14:12 on Mon 5 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-12-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1391, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1927-12-05T14:12:23+08:00", "utc": "1927-12-05T06:12:23Z", "ms": -1327772857314.2976 }, "end": { "local": "1927-12-06T11:06:10+08:00", "utc": "1927-12-06T03:06:10Z", "ms": -1327697629883.9902 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-05T14:12:23+08:00", "utc": "1927-12-05T06:12:23Z", "ms": -1327772857314.2976 }, "end": { "local": "1927-12-06T11:06:10+08:00", "utc": "1927-12-06T03:06:10Z", "ms": -1327697629883.9902 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-12-05", "window": { "start": { "local": "1927-12-05T11:28:57+08:00", "utc": "1927-12-05T03:28:57Z", "ms": -1327782663475.4927 }, "end": { "local": "1927-12-05T12:16:57+08:00", "utc": "1927-12-05T04:16:57Z", "ms": -1327779783475.4927 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-12-06", "window": { "start": { "local": "1927-12-06T11:29:21+08:00", "utc": "1927-12-06T03:29:21Z", "ms": -1327696238773.7114 }, "end": { "local": "1927-12-06T12:17:21+08:00", "utc": "1927-12-06T04:17:21Z", "ms": -1327693358773.7114 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 14:12 on Mon 5 Dec to 11:06 on Tue 6 Dec.", "fact": "1927-12-05T06:12:23Z → 1927-12-06T03:06:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:29–12:17 on the 5th, 11:29–12:17 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 1391 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Fuzhou, 1927: Tuesday 6 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akhanda-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Matsya dvadasi, Akhanda dvadasi (paraviddha), Vyanjana dvadasi & Dana dvadasi (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Akhaṇḍa Dvādaśī 1927 falls on Tuesday 6 December. Dvādaśī runs from 14:12 on Mon 5 Dec to 11:06 on Tue 6 Dec, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/pradosha-vrata?on=1927-12-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21880, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-12-06T11:06:10+08:00", "utc": "1927-12-06T03:06:10Z", "ms": -1327697629883.9902 }, "end": { "local": "1927-12-07T07:51:32+08:00", "utc": "1927-12-06T23:51:32Z", "ms": -1327622908320.6118 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-06T11:06:10+08:00", "utc": "1927-12-06T03:06:10Z", "ms": -1327697629883.9902 }, "end": { "local": "1927-12-07T07:51:32+08:00", "utc": "1927-12-06T23:51:32Z", "ms": -1327622908320.6118 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-12-06", "window": { "start": { "local": "1927-12-06T17:10:50+08:00", "utc": "1927-12-06T09:10:50Z", "ms": -1327675750352.2568 }, "end": { "local": "1927-12-06T18:58:16+08:00", "utc": "1927-12-06T10:58:16Z", "ms": -1327669304299.8306 } }, "covered_min": 107, "window_min": 107, "qualifies": true }, { "local_date": "1927-12-07", "window": { "start": { "local": "1927-12-07T17:10:58+08:00", "utc": "1927-12-07T09:10:58Z", "ms": -1327589342101.6375 }, "end": { "local": "1927-12-07T18:58:28+08:00", "utc": "1927-12-07T10:58:28Z", "ms": -1327582891578.5647 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:06 on Tue 6 Dec to 07:52 on Wed 7 Dec.", "fact": "1927-12-06T03:06:10Z → 1927-12-06T23:51:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:11–18:58 on the 6th, 17:11–18:58 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 107 of 107 minutes on the 6th and 0 of 108 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21880 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Fuzhou, 1927: Tuesday 6 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": "1927-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-06", "confidence": "determinate" } ], "quote": "In Fuzhou, Śukla Pradoṣa Vrata 1927 falls on Tuesday 6 December. Trayodaśī runs from 11:06 on Tue 6 Dec to 07:52 on Wed 7 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-12-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23588, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1927-12-08T04:37:04+08:00", "utc": "1927-12-07T20:37:04Z", "ms": -1327548175822.6082 }, "end": { "local": "1927-12-09T01:31:51+08:00", "utc": "1927-12-08T17:31:51Z", "ms": -1327472889268.997 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-08T04:37:04+08:00", "utc": "1927-12-07T20:37:04Z", "ms": -1327548175822.6082 }, "end": { "local": "1927-12-09T01:31:51+08:00", "utc": "1927-12-08T17:31:51Z", "ms": -1327472889268.997 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-12-07", "window": { "start": { "local": "1927-12-07T17:10:58+08:00", "utc": "1927-12-07T09:10:58Z", "ms": -1327589342101.6375 }, "end": { "local": "1927-12-07T18:58:28+08:00", "utc": "1927-12-07T10:58:28Z", "ms": -1327582891578.5647 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1927-12-08", "window": { "start": { "local": "1927-12-08T17:11:08+08:00", "utc": "1927-12-08T09:11:08Z", "ms": -1327502932354.585 }, "end": { "local": "1927-12-08T18:58:42+08:00", "utc": "1927-12-08T10:58:42Z", "ms": -1327496477625.7012 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:37 on Thu 8 Dec to 01:32 on Fri 9 Dec.", "fact": "1927-12-07T20:37:04Z → 1927-12-08T17:31:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:11–18:58 on the 7th, 17:11–18:59 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 108 minutes on the 7th and 108 of 108 on the 8th.", "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 23588 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Fuzhou, 1927: Thursday 8 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": "1927-12-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-08", "confidence": "determinate" } ], "quote": "In Fuzhou, Dattātreyotpatti (Datta Jayanti) 1927 falls on Thursday 8 December. Pūrṇimā runs from 04:37 on Thu 8 Dec to 01:32 on Fri 9 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/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/1927/sankashta-chaturthi?on=1927-12-11", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3997, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-12-11T18:41:13+08:00", "utc": "1927-12-11T10:41:13Z", "ms": -1327238327363.677 }, "end": { "local": "1927-12-12T17:38:55+08:00", "utc": "1927-12-12T09:38:55Z", "ms": -1327155664644.664 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-11T18:41:13+08:00", "utc": "1927-12-11T10:41:13Z", "ms": -1327238327363.677 }, "end": { "local": "1927-12-12T17:38:55+08:00", "utc": "1927-12-12T09:38:55Z", "ms": -1327155664644.664 } }, "kaala": "moonrise", "days": [ { "local_date": "1927-12-11", "window": { "start": { "local": "1927-12-11T19:47:49+08:00", "utc": "1927-12-11T11:47:49Z", "ms": -1327234330559.4607 }, "end": { "local": "1927-12-11T19:47:49+08:00", "utc": "1927-12-11T11:47:49Z", "ms": -1327234330559.4607 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-12-12", "window": { "start": { "local": "1927-12-12T20:49:34+08:00", "utc": "1927-12-12T12:49:34Z", "ms": -1327144225939.494 }, "end": { "local": "1927-12-12T20:49:34+08:00", "utc": "1927-12-12T12:49:34Z", "ms": -1327144225939.494 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:41 on Sun 11 Dec to 17:39 on Mon 12 Dec.", "fact": "1927-12-11T10:41:13Z → 1927-12-12T09:38:55Z" }, { "step": "kaala", "text": "Moonrise is at 19:48 on the 11th and 20:50 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 11th and is not on the 12th.", "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 3997 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Fuzhou, 1927: Sunday 11 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": "1927-12-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-11", "confidence": "determinate" } ], "quote": "In Fuzhou, Saṅkaṣṭa Caturthī 1927 falls on Sunday 11 December. Caturthī runs from 18:41 on Sun 11 Dec to 17:39 on Mon 12 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/sankashta-chaturthi?on=1927-12-11", "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/1927/ekadashi?on=1927-12-19", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7407, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1927-12-19T02:03:09+08:00", "utc": "1927-12-18T18:03:09Z", "ms": -1326607010769.452 }, "end": { "local": "1927-12-20T04:41:22+08:00", "utc": "1927-12-19T20:41:22Z", "ms": -1326511117681.5256 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-19T02:03:09+08:00", "utc": "1927-12-18T18:03:09Z", "ms": -1326607010769.452 }, "end": { "local": "1927-12-20T04:41:22+08:00", "utc": "1927-12-19T20:41:22Z", "ms": -1326511117681.5256 } }, "kaala": "sunrise", "days": [ { "local_date": "1927-12-19", "window": { "start": { "local": "1927-12-19T06:44:16+08:00", "utc": "1927-12-18T22:44:16Z", "ms": -1326590143991.4558 }, "end": { "local": "1927-12-19T06:44:16+08:00", "utc": "1927-12-18T22:44:16Z", "ms": -1326590143991.4558 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1927-12-20", "window": { "start": { "local": "1927-12-20T06:44:49+08:00", "utc": "1927-12-19T22:44:49Z", "ms": -1326503710562.1177 }, "end": { "local": "1927-12-20T06:44:49+08:00", "utc": "1927-12-19T22:44:49Z", "ms": -1326503710562.1177 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:03 on Mon 19 Dec to 04:41 on Tue 20 Dec.", "fact": "1927-12-18T18:03:09Z → 1927-12-19T20:41:22Z" }, { "step": "kaala", "text": "Sunrise is at 06:44 on the 19th and 06:45 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7407 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Fuzhou, 1927: Monday 19 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-19", "confidence": "determinate" } ], "quote": "In Fuzhou, Saphalā Ekādaśī 1927 falls on Monday 19 December. Ekādaśī runs from 02:03 on Mon 19 Dec to 04:41 on Tue 20 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/fuzhou/festivals/1927/ekadashi?on=1927-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/pradosha-vrata?on=1927-12-21", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28703, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1927-12-21T07:09:16+08:00", "utc": "1927-12-20T23:09:16Z", "ms": -1326415843927.7637 }, "end": { "local": "1927-12-22T09:17:30+08:00", "utc": "1927-12-22T01:17:30Z", "ms": -1326321749768.9165 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-21T07:09:16+08:00", "utc": "1927-12-20T23:09:16Z", "ms": -1326415843927.7637 }, "end": { "local": "1927-12-22T09:17:30+08:00", "utc": "1927-12-22T01:17:30Z", "ms": -1326321749768.9165 } }, "kaala": "pradosha", "days": [ { "local_date": "1927-12-21", "window": { "start": { "local": "1927-12-21T17:15:24+08:00", "utc": "1927-12-21T09:15:24Z", "ms": -1326379475970.154 }, "end": { "local": "1927-12-21T19:03:28+08:00", "utc": "1927-12-21T11:03:28Z", "ms": -1326372992054.3423 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1927-12-22", "window": { "start": { "local": "1927-12-22T17:15:53+08:00", "utc": "1927-12-22T09:15:53Z", "ms": -1326293047061.7993 }, "end": { "local": "1927-12-22T19:03:57+08:00", "utc": "1927-12-22T11:03:57Z", "ms": -1326286562940.1436 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:09 on Wed 21 Dec to 09:18 on Thu 22 Dec.", "fact": "1927-12-20T23:09:16Z → 1927-12-22T01:17:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:15–19:03 on the 21st, 17:16–19:04 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 21st and 0 of 108 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28703 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Fuzhou, 1927: Wednesday 21 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-21", "confidence": "determinate" } ], "quote": "In Fuzhou, Kṛṣṇa Pradoṣa Vrata 1927 falls on Wednesday 21 December. Trayodaśī runs from 07:09 on Wed 21 Dec to 09:18 on Thu 22 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/fuzhou/festivals/1927/pradosha-vrata?on=1927-12-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/shivaratri?on=1927-12-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31972, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1927-12-22T09:17:30+08:00", "utc": "1927-12-22T01:17:30Z", "ms": -1326321749768.9165 }, "end": { "local": "1927-12-23T10:59:52+08:00", "utc": "1927-12-23T02:59:52Z", "ms": -1326229207541.3923 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-22T09:17:30+08:00", "utc": "1927-12-22T01:17:30Z", "ms": -1326321749768.9165 }, "end": { "local": "1927-12-23T10:59:52+08:00", "utc": "1927-12-23T02:59:52Z", "ms": -1326229207541.3923 } }, "kaala": "nishita", "days": [ { "local_date": "1927-12-21", "window": { "start": { "local": "1927-12-21T23:36:39+08:00", "utc": "1927-12-21T15:36:39Z", "ms": -1326356601285.8596 }, "end": { "local": "1927-12-22T00:24:39+08:00", "utc": "1927-12-21T16:24:39Z", "ms": -1326353721285.8596 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-12-22", "window": { "start": { "local": "1927-12-22T23:37:08+08:00", "utc": "1927-12-22T15:37:08Z", "ms": -1326270171605.5903 }, "end": { "local": "1927-12-23T00:25:08+08:00", "utc": "1927-12-22T16:25:08Z", "ms": -1326267291605.5903 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 09:18 on Thu 22 Dec to 11:00 on Fri 23 Dec.", "fact": "1927-12-22T01:17:30Z → 1927-12-23T02:59:52Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:37–00:25 on the 21st, 23:37–00:25 on the 22nd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31972 s" }, { "step": "ruling", "text": "Śivarātri, Fuzhou, 1927: Thursday 22 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1927-12-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-22", "confidence": "determinate" } ], "quote": "In Fuzhou, Śivarātri 1927 falls on Thursday 22 December. Caturdaśī runs from 09:18 on Thu 22 Dec to 11:00 on Fri 23 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/fuzhou/festivals/1927/shivaratri?on=1927-12-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-12-28", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1810821", "year": 1927, "local_date": "1927-12-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 473, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1927-12-27T12:57:58+08:00", "utc": "1927-12-27T04:57:58Z", "ms": -1325876521606.0588 }, "end": { "local": "1927-12-28T12:20:02+08:00", "utc": "1927-12-28T04:20:02Z", "ms": -1325792398285.129 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1927-12-27T12:57:58+08:00", "utc": "1927-12-27T04:57:58Z", "ms": -1325876521606.0588 }, "end": { "local": "1927-12-28T12:20:02+08:00", "utc": "1927-12-28T04:20:02Z", "ms": -1325792398285.129 } }, "kaala": "madhyahna", "days": [ { "local_date": "1927-12-27", "window": { "start": { "local": "1927-12-27T11:39:24+08:00", "utc": "1927-12-27T03:39:24Z", "ms": -1325881235666.0308 }, "end": { "local": "1927-12-27T12:27:24+08:00", "utc": "1927-12-27T04:27:24Z", "ms": -1325878355666.0308 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1927-12-28", "window": { "start": { "local": "1927-12-28T11:39:54+08:00", "utc": "1927-12-28T03:39:54Z", "ms": -1325794805667.5461 }, "end": { "local": "1927-12-28T12:27:54+08:00", "utc": "1927-12-28T04:27:54Z", "ms": -1325791925667.5461 } }, "covered_min": 40, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:58 on Tue 27 Dec to 12:20 on Wed 28 Dec.", "fact": "1927-12-27T04:57:58Z → 1927-12-28T04:20:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:39–12:27 on the 27th, 11:40–12:28 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 40 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 473 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Fuzhou, 1927: Wednesday 28 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": "1927-12-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1927-12-28", "confidence": "boundary" } ], "quote": "In Fuzhou, Vināyaka Caturthī 1927 falls on Wednesday 28 December. Caturthī runs from 12:58 on Tue 27 Dec to 12:20 on Wed 28 Dec and covers 40 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/fuzhou/festivals/1927/vinayaka-chaturthi?on=1927-12-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }