{ "id": "/qingyang/festivals/1939", "place": { "id": "12359313", "slug": "qingyang", "name": "Qingyang", "region": "Gansu, China", "country": "CN", "lat": 35.70976, "lon": 107.64455, "elevation_m": 1427, "tz": "Asia/Shanghai" }, "year": 1939, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/qingyang/festivals/1939/ekadashi?on=1939-01-02", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34553, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-01-01T19:00:16+08:00", "utc": "1939-01-01T11:00:16Z", "ms": -978267583621.3339 }, "end": { "local": "1939-01-02T17:35:37+08:00", "utc": "1939-01-02T09:35:37Z", "ms": -978186262765.1514 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-01-01T19:00:16+08:00", "utc": "1939-01-01T11:00:16Z", "ms": -978267583621.3339 }, "end": { "local": "1939-01-02T17:35:37+08:00", "utc": "1939-01-02T09:35:37Z", "ms": -978186262765.1514 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-01-01", "window": { "start": { "local": "1939-01-01T07:59:32+08:00", "utc": "1938-12-31T23:59:32Z", "ms": -978307227507.3638 }, "end": { "local": "1939-01-01T07:59:32+08:00", "utc": "1938-12-31T23:59:32Z", "ms": -978307227507.3638 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-01-02", "window": { "start": { "local": "1939-01-02T07:59:45+08:00", "utc": "1939-01-01T23:59:45Z", "ms": -978220815439.613 }, "end": { "local": "1939-01-02T07:59:45+08:00", "utc": "1939-01-01T23:59:45Z", "ms": -978220815439.613 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:00 on Sun 1 Jan to 17:36 on Mon 2 Jan.", "fact": "1939-01-01T11:00:16Z → 1939-01-02T09:35:37Z" }, { "step": "kaala", "text": "Sunrise is at 08:00 on the 1st and 08:00 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 1st and is on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34553 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Qingyang, 1939: Monday 2 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": "1939-01-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-02", "confidence": "determinate" } ], "quote": "In Qingyang, Putradā Ekādaśī 1939 falls on Monday 2 January. Ekādaśī runs from 19:00 on Sun 1 Jan to 17:36 on Mon 2 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-01-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-01-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8574, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-01-03T15:24:27+08:00", "utc": "1939-01-03T07:24:27Z", "ms": -978107732998.3856 }, "end": { "local": "1939-01-04T12:33:31+08:00", "utc": "1939-01-04T04:33:31Z", "ms": -978031589421.7661 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-01-03T15:24:27+08:00", "utc": "1939-01-03T07:24:27Z", "ms": -978107732998.3856 }, "end": { "local": "1939-01-04T12:33:31+08:00", "utc": "1939-01-04T04:33:31Z", "ms": -978031589421.7661 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-01-03", "window": { "start": { "local": "1939-01-03T17:47:21+08:00", "utc": "1939-01-03T09:47:21Z", "ms": -978099158817.0253 }, "end": { "local": "1939-01-03T19:41:03+08:00", "utc": "1939-01-03T11:41:03Z", "ms": -978092337251.1697 } }, "covered_min": 114, "window_min": 114, "qualifies": true }, { "local_date": "1939-01-04", "window": { "start": { "local": "1939-01-04T17:48:09+08:00", "utc": "1939-01-04T09:48:09Z", "ms": -978012710957.7439 }, "end": { "local": "1939-01-04T19:41:45+08:00", "utc": "1939-01-04T11:41:45Z", "ms": -978005894935.8456 } }, "covered_min": 0, "window_min": 114, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:24 on Tue 3 Jan to 12:34 on Wed 4 Jan.", "fact": "1939-01-03T07:24:27Z → 1939-01-04T04:33:31Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:47–19:41 on the 3rd, 17:48–19:42 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 114 of 114 minutes on the 3rd and 0 of 114 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8574 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Tuesday 3 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": "1939-01-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-03", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Tuesday 3 January. Trayodaśī runs from 15:24 on Tue 3 Jan to 12:34 on Wed 4 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-01-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-01-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9914, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-01-08T18:15:31+08:00", "utc": "1939-01-08T10:15:31Z", "ms": -977665468818.5736 }, "end": { "local": "1939-01-09T15:05:36+08:00", "utc": "1939-01-09T07:05:36Z", "ms": -977590464397.0592 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-08T18:15:31+08:00", "utc": "1939-01-08T10:15:31Z", "ms": -977665468818.5736 }, "end": { "local": "1939-01-09T15:05:36+08:00", "utc": "1939-01-09T07:05:36Z", "ms": -977590464397.0592 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-01-08", "window": { "start": { "local": "1939-01-08T21:00:45+08:00", "utc": "1939-01-08T13:00:45Z", "ms": -977655554640.5103 }, "end": { "local": "1939-01-08T21:00:45+08:00", "utc": "1939-01-08T13:00:45Z", "ms": -977655554640.5103 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-01-09", "window": { "start": { "local": "1939-01-09T22:09:57+08:00", "utc": "1939-01-09T14:09:57Z", "ms": -977565003443.2927 }, "end": { "local": "1939-01-09T22:09:57+08:00", "utc": "1939-01-09T14:09:57Z", "ms": -977565003443.2927 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:16 on Sun 8 Jan to 15:06 on Mon 9 Jan.", "fact": "1939-01-08T10:15:31Z → 1939-01-09T07:05:36Z" }, { "step": "kaala", "text": "Moonrise is at 21:01 on the 8th and 22:10 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9914 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Sunday 8 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": "1939-01-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-08", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Sunday 8 January. Caturthī runs from 18:16 on Sun 8 Jan to 15:06 on Mon 9 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-01-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28175, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-02-12T23:04:12+08:00", "utc": "1939-02-12T15:04:12Z", "ms": -974624148083.233 } }, "span": { "of": "transit", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 } }, "kaala": "sunset-day", "days": [ { "local_date": "1939-01-14", "window": { "start": { "local": "1939-01-13T17:56:06+08:00", "utc": "1939-01-13T09:56:06Z", "ms": -977234633874.6027 }, "end": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1939-01-15", "window": { "start": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 }, "end": { "local": "1939-01-15T17:58:01+08:00", "utc": "1939-01-15T09:58:01Z", "ms": -977061718532.2352 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1939-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 10:07 on Sat 14 Jan.", "fact": "1939-01-14T02:07:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:57, and the day of the 15th ends at 17:58.", "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 28175 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Saturday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Qingyang, 1939: Friday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1939-01-13", "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": "1939-01-13", "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 Qingyang, Bhogi 1939 falls on Friday 13 January. It is kept the day before Pongal, which falls on Saturday 14 January. The Sun enters Makara at 10:07 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28175, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-02-12T23:04:12+08:00", "utc": "1939-02-12T15:04:12Z", "ms": -974624148083.233 } }, "span": { "of": "transit", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 } }, "kaala": "sunset-day", "days": [ { "local_date": "1939-01-14", "window": { "start": { "local": "1939-01-13T17:56:06+08:00", "utc": "1939-01-13T09:56:06Z", "ms": -977234633874.6027 }, "end": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1939-01-15", "window": { "start": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 }, "end": { "local": "1939-01-15T17:58:01+08:00", "utc": "1939-01-15T09:58:01Z", "ms": -977061718532.2352 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 10:07 on Sat 14 Jan.", "fact": "1939-01-14T02:07:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:57, and the day of the 15th ends at 17:58.", "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 28175 s" }, { "step": "ruling", "text": "Pongal, Qingyang, 1939: Saturday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1939-01-14", "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": "1939-01-14", "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 Qingyang, Pongal 1939 falls on Saturday 14 January. The Sun enters Makara at 10:07 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36449, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-02-12T23:04:12+08:00", "utc": "1939-02-12T15:04:12Z", "ms": -974624148083.233 } }, "span": { "of": "transit", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 } }, "kaala": "civil-day", "days": [ { "local_date": "1939-01-13", "window": { "start": { "local": "1939-01-13T00:00:00+08:00", "utc": "1939-01-12T16:00:00Z", "ms": -977299200000 }, "end": { "local": "1939-01-14T00:00:00+08:00", "utc": "1939-01-13T16:00:00Z", "ms": -977212800000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "1939-01-14", "window": { "start": { "local": "1939-01-14T00:00:00+08:00", "utc": "1939-01-13T16:00:00Z", "ms": -977212800000 }, "end": { "local": "1939-01-15T00:00:00+08:00", "utc": "1939-01-14T16:00:00Z", "ms": -977126400000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 10:07 on Sat 14 Jan.", "fact": "1939-01-14T02:07:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Qingyang.", "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 36449 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Qingyang, 1939: Saturday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1939-01-14", "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": "1939-01-14", "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 Qingyang, Makara Saṅkrānti 1939 falls on Saturday 14 January. The Sun enters Makara at 10:07 on Sat 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28175, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-02-12T23:04:12+08:00", "utc": "1939-02-12T15:04:12Z", "ms": -974624148083.233 } }, "span": { "of": "transit", "start": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 }, "end": { "local": "1939-01-14T10:07:29+08:00", "utc": "1939-01-14T02:07:29Z", "ms": -977176351344.2523 } }, "kaala": "sunset-day", "days": [ { "local_date": "1939-01-14", "window": { "start": { "local": "1939-01-13T17:56:06+08:00", "utc": "1939-01-13T09:56:06Z", "ms": -977234633874.6027 }, "end": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1939-01-15", "window": { "start": { "local": "1939-01-14T17:57:03+08:00", "utc": "1939-01-14T09:57:03Z", "ms": -977148176545.7454 }, "end": { "local": "1939-01-15T17:58:01+08:00", "utc": "1939-01-15T09:58:01Z", "ms": -977061718532.2352 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1939-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 10:07 on Sat 14 Jan.", "fact": "1939-01-14T02:07:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:57, and the day of the 15th ends at 17:58.", "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 28175 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Saturday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Qingyang, 1939: Sunday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1939-01-15", "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": "1939-01-15", "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 Qingyang, Mattu Pongal 1939 falls on Sunday 15 January. It is kept the day after Pongal, which falls on Saturday 14 January. The Sun enters Makara at 10:07 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-01-16", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9271, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-01-15T10:33:56+08:00", "utc": "1939-01-15T02:33:56Z", "ms": -977088363970.0408 }, "end": { "local": "1939-01-16T12:10:18+08:00", "utc": "1939-01-16T04:10:18Z", "ms": -976996181717.2888 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-15T10:33:56+08:00", "utc": "1939-01-15T02:33:56Z", "ms": -977088363970.0408 }, "end": { "local": "1939-01-16T12:10:18+08:00", "utc": "1939-01-16T04:10:18Z", "ms": -976996181717.2888 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-01-15", "window": { "start": { "local": "1939-01-15T07:59:25+08:00", "utc": "1939-01-14T23:59:25Z", "ms": -977097635039.7734 }, "end": { "local": "1939-01-15T07:59:25+08:00", "utc": "1939-01-14T23:59:25Z", "ms": -977097635039.7734 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-01-16", "window": { "start": { "local": "1939-01-16T07:59:10+08:00", "utc": "1939-01-15T23:59:10Z", "ms": -977011250121.2496 }, "end": { "local": "1939-01-16T07:59:10+08:00", "utc": "1939-01-15T23:59:10Z", "ms": -977011250121.2496 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:34 on Sun 15 Jan to 12:10 on Mon 16 Jan.", "fact": "1939-01-15T02:33:56Z → 1939-01-16T04:10:18Z" }, { "step": "kaala", "text": "Sunrise is at 07:59 on the 15th and 07:59 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9271 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Qingyang, 1939: Monday 16 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-16", "confidence": "determinate" } ], "quote": "In Qingyang, Ṣaṭtilā Ekādaśī 1939 falls on Monday 16 January. Ekādaśī runs from 10:34 on Sun 15 Jan to 12:10 on Mon 16 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-01-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-01-17", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5594, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-01-17T14:10:50+08:00", "utc": "1939-01-17T06:10:50Z", "ms": -976902550435.7284 }, "end": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-17T14:10:50+08:00", "utc": "1939-01-17T06:10:50Z", "ms": -976902550435.7284 }, "end": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-01-17", "window": { "start": { "local": "1939-01-17T17:59:59+08:00", "utc": "1939-01-17T09:59:59Z", "ms": -976888800654.784 }, "end": { "local": "1939-01-17T19:51:48+08:00", "utc": "1939-01-17T11:51:48Z", "ms": -976882092036.9845 } }, "covered_min": 112, "window_min": 112, "qualifies": true }, { "local_date": "1939-01-18", "window": { "start": { "local": "1939-01-18T18:00:59+08:00", "utc": "1939-01-18T10:00:59Z", "ms": -976802340891.9413 }, "end": { "local": "1939-01-18T19:52:37+08:00", "utc": "1939-01-18T11:52:37Z", "ms": -976795643015.7463 } }, "covered_min": 0, "window_min": 112, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:11 on Tue 17 Jan to 16:28 on Wed 18 Jan.", "fact": "1939-01-17T06:10:50Z → 1939-01-18T08:27:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:00–19:52 on the 17th, 18:01–19:53 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 112 of 112 minutes on the 17th and 0 of 112 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5594 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Tuesday 17 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-17", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Tuesday 17 January. Trayodaśī runs from 14:11 on Tue 17 Jan to 16:28 on Wed 18 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-01-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-01-18", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20476, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 }, "end": { "local": "1939-01-19T18:54:39+08:00", "utc": "1939-01-19T10:54:39Z", "ms": -976712721045.0887 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 }, "end": { "local": "1939-01-19T18:54:39+08:00", "utc": "1939-01-19T10:54:39Z", "ms": -976712721045.0887 } }, "kaala": "nishita", "days": [ { "local_date": "1939-01-18", "window": { "start": { "local": "1939-01-19T00:35:36+08:00", "utc": "1939-01-18T16:35:36Z", "ms": -976778663856.21 }, "end": { "local": "1939-01-19T01:23:36+08:00", "utc": "1939-01-18T17:23:36Z", "ms": -976775783856.21 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-01-19", "window": { "start": { "local": "1939-01-20T00:35:55+08:00", "utc": "1939-01-19T16:35:55Z", "ms": -976692245075.2004 }, "end": { "local": "1939-01-20T01:23:55+08:00", "utc": "1939-01-19T17:23:55Z", "ms": -976689365075.2004 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:28 on Wed 18 Jan to 18:55 on Thu 19 Jan.", "fact": "1939-01-18T08:27:45Z → 1939-01-19T10:54:39Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:36–01:24 on the 18th, 00:36–01:24 on the 19th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20476 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Wednesday 18 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": "1939-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-18", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Wednesday 18 January. Caturdaśī runs from 16:28 on Wed 18 Jan to 18:55 on Thu 19 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-01-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30551, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 }, "end": { "local": "1939-01-19T18:54:39+08:00", "utc": "1939-01-19T10:54:39Z", "ms": -976712721045.0887 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-18T16:27:45+08:00", "utc": "1939-01-18T08:27:45Z", "ms": -976807934766.3566 }, "end": { "local": "1939-01-19T18:54:39+08:00", "utc": "1939-01-19T10:54:39Z", "ms": -976712721045.0887 } }, "kaala": "arunodaya", "days": [ { "local_date": "1939-01-18", "window": { "start": { "local": "1939-01-18T06:06:45+08:00", "utc": "1939-01-17T22:06:45Z", "ms": -976845194639.0865 }, "end": { "local": "1939-01-18T07:58:34+08:00", "utc": "1939-01-17T23:58:34Z", "ms": -976838486021.287 } }, "covered_min": 0, "window_min": 112, "qualifies": false }, { "local_date": "1939-01-19", "window": { "start": { "local": "1939-01-19T06:06:35+08:00", "utc": "1939-01-18T22:06:35Z", "ms": -976758804696.6737 }, "end": { "local": "1939-01-19T07:58:13+08:00", "utc": "1939-01-18T23:58:13Z", "ms": -976752106820.4788 } }, "covered_min": 112, "window_min": 112, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:28 on Wed 18 Jan to 18:55 on Thu 19 Jan.", "fact": "1939-01-18T08:27:45Z → 1939-01-19T10:54:39Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:07–07:59 on the 18th, 06:07–07:58 on the 19th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 0 of 112 minutes on the 18th and 112 of 112 on the 19th.", "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 30551 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Qingyang, 1939: Thursday 19 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-tarpana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Yama tarpana (covering a period of 4 ghatikas before sunrise)" } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-19", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Tarpaṇa 1939 falls on Thursday 19 January. Caturdaśī runs from 16:28 on Wed 18 Jan to 18:55 on Thu 19 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20149, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-01-24T04:52:22+08:00", "utc": "1939-01-23T20:52:22Z", "ms": -976331258038.1743 }, "end": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-24T04:52:22+08:00", "utc": "1939-01-23T20:52:22Z", "ms": -976331258038.1743 }, "end": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-01-24", "window": { "start": { "local": "1939-01-24T12:37:34+08:00", "utc": "1939-01-24T04:37:34Z", "ms": -976303346329.4297 }, "end": { "local": "1939-01-24T13:25:34+08:00", "utc": "1939-01-24T05:25:34Z", "ms": -976300466329.4297 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-01-25", "window": { "start": { "local": "1939-01-25T12:37:49+08:00", "utc": "1939-01-25T04:37:49Z", "ms": -976216931196.6482 }, "end": { "local": "1939-01-25T13:25:49+08:00", "utc": "1939-01-25T05:25:49Z", "ms": -976214051196.6482 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:52 on Tue 24 Jan to 07:02 on Wed 25 Jan.", "fact": "1939-01-23T20:52:22Z → 1939-01-24T23:02:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 24th, 12:38–13:26 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20149 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Qingyang, 1939: Tuesday 24 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-24", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1939 falls on Tuesday 24 January. Caturthī runs from 04:52 on Tue 24 Jan to 07:02 on Wed 25 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32138, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-01-24T04:52:22+08:00", "utc": "1939-01-23T20:52:22Z", "ms": -976331258038.1743 }, "end": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-24T04:52:22+08:00", "utc": "1939-01-23T20:52:22Z", "ms": -976331258038.1743 }, "end": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-01-23", "window": { "start": { "local": "1939-01-23T18:06:04+08:00", "utc": "1939-01-23T10:06:04Z", "ms": -976370035796.1481 }, "end": { "local": "1939-01-23T19:56:44+08:00", "utc": "1939-01-23T11:56:44Z", "ms": -976363396198.1978 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "1939-01-24", "window": { "start": { "local": "1939-01-24T18:07:06+08:00", "utc": "1939-01-24T10:07:06Z", "ms": -976283573847.3389 }, "end": { "local": "1939-01-24T19:57:33+08:00", "utc": "1939-01-24T11:57:33Z", "ms": -976276946761.2798 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:52 on Tue 24 Jan to 07:02 on Wed 25 Jan.", "fact": "1939-01-23T20:52:22Z → 1939-01-24T23:02:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:06–19:57 on the 23rd, 18:07–19:58 on the 24th.", "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 111 minutes on the 23rd and 110 of 110 on the 24th.", "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 32138 s" }, { "step": "ruling", "text": "Tila Caturthī, Qingyang, 1939: Tuesday 24 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "tila-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-24", "confidence": "determinate" } ], "quote": "In Qingyang, Tila Caturthī 1939 falls on Tuesday 24 January. Caturthī runs from 04:52 on Tue 24 Jan to 07:02 on Wed 25 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13621, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "end": { "local": "1939-01-26T08:51:03+08:00", "utc": "1939-01-26T00:51:03Z", "ms": -976144137391.1295 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "end": { "local": "1939-01-26T08:51:03+08:00", "utc": "1939-01-26T00:51:03Z", "ms": -976144137391.1295 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-01-25", "window": { "start": { "local": "1939-01-25T12:37:49+08:00", "utc": "1939-01-25T04:37:49Z", "ms": -976216931196.6482 }, "end": { "local": "1939-01-25T13:25:49+08:00", "utc": "1939-01-25T05:25:49Z", "ms": -976214051196.6482 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-01-26", "window": { "start": { "local": "1939-01-26T12:38:03+08:00", "utc": "1939-01-26T04:38:03Z", "ms": -976130516875.312 }, "end": { "local": "1939-01-26T13:26:03+08:00", "utc": "1939-01-26T05:26:03Z", "ms": -976127636875.312 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 07:02 on Wed 25 Jan to 08:51 on Thu 26 Jan.", "fact": "1939-01-24T23:02:00Z → 1939-01-26T00:51:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 25th, 12:38–13:26 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 13621 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Qingyang, 1939: Wednesday 25 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śrī Pañcamī 1939 falls on Wednesday 25 January. Pañcamī runs from 07:02 on Wed 25 Jan to 08:51 on Thu 26 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13621, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "end": { "local": "1939-01-26T08:51:03+08:00", "utc": "1939-01-26T00:51:03Z", "ms": -976144137391.1295 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-25T07:02:00+08:00", "utc": "1939-01-24T23:02:00Z", "ms": -976237080253.1703 }, "end": { "local": "1939-01-26T08:51:03+08:00", "utc": "1939-01-26T00:51:03Z", "ms": -976144137391.1295 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-01-25", "window": { "start": { "local": "1939-01-25T12:37:49+08:00", "utc": "1939-01-25T04:37:49Z", "ms": -976216931196.6482 }, "end": { "local": "1939-01-25T13:25:49+08:00", "utc": "1939-01-25T05:25:49Z", "ms": -976214051196.6482 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-01-26", "window": { "start": { "local": "1939-01-26T12:38:03+08:00", "utc": "1939-01-26T04:38:03Z", "ms": -976130516875.312 }, "end": { "local": "1939-01-26T13:26:03+08:00", "utc": "1939-01-26T05:26:03Z", "ms": -976127636875.312 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 07:02 on Wed 25 Jan to 08:51 on Thu 26 Jan.", "fact": "1939-01-24T23:02:00Z → 1939-01-26T00:51:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 25th, 12:38–13:26 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13621 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Qingyang, 1939: Wednesday 25 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vasanta-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-25", "confidence": "determinate" } ], "quote": "In Qingyang, Vasanta Pañcamī 1939 falls on Wednesday 25 January. Pañcamī runs from 07:02 on Wed 25 Jan to 08:51 on Thu 26 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8209, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-01-27T10:11:10+08:00", "utc": "1939-01-27T02:11:10Z", "ms": -976052930413.3611 }, "end": { "local": "1939-01-28T10:54:10+08:00", "utc": "1939-01-28T02:54:10Z", "ms": -975963949862.0781 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-27T10:11:10+08:00", "utc": "1939-01-27T02:11:10Z", "ms": -976052930413.3611 }, "end": { "local": "1939-01-28T10:54:10+08:00", "utc": "1939-01-28T02:54:10Z", "ms": -975963949862.0781 } }, "kaala": "arunodaya", "days": [ { "local_date": "1939-01-27", "window": { "start": { "local": "1939-01-27T06:04:19+08:00", "utc": "1939-01-26T22:04:19Z", "ms": -976067741101.1807 }, "end": { "local": "1939-01-27T07:54:20+08:00", "utc": "1939-01-26T23:54:20Z", "ms": -976061139829.1571 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "1939-01-28", "window": { "start": { "local": "1939-01-28T06:03:55+08:00", "utc": "1939-01-27T22:03:55Z", "ms": -975981365009.834 }, "end": { "local": "1939-01-28T07:53:43+08:00", "utc": "1939-01-27T23:53:43Z", "ms": -975974777023.5863 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 10:11 on Fri 27 Jan to 10:54 on Sat 28 Jan.", "fact": "1939-01-27T02:11:10Z → 1939-01-28T02:54:10Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:04–07:54 on the 27th, 06:04–07:54 on the 28th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during aruṇodaya. It covers 0 of 110 minutes on the 27th and 110 of 110 on the 28th.", "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 8209 s" }, { "step": "ruling", "text": "Ratha Saptamī, Qingyang, 1939: Saturday 28 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ratha-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha]." } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-01-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-28", "confidence": "determinate" } ], "quote": "In Qingyang, Ratha Saptamī 1939 falls on Saturday 28 January. Saptamī runs from 10:11 on Fri 27 Jan to 10:54 on Sat 28 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-01-31", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2243, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-01-31T08:29:04+08:00", "utc": "1939-01-31T00:29:04Z", "ms": -975713456316.4668 }, "end": { "local": "1939-02-01T06:08:11+08:00", "utc": "1939-01-31T22:08:11Z", "ms": -975635509386.8888 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-01-31T08:29:04+08:00", "utc": "1939-01-31T00:29:04Z", "ms": -975713456316.4668 }, "end": { "local": "1939-02-01T06:08:11+08:00", "utc": "1939-01-31T22:08:11Z", "ms": -975635509386.8888 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-01-31", "window": { "start": { "local": "1939-01-31T07:51:41+08:00", "utc": "1939-01-30T23:51:41Z", "ms": -975715698845.7427 }, "end": { "local": "1939-01-31T07:51:41+08:00", "utc": "1939-01-30T23:51:41Z", "ms": -975715698845.7427 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-02-01", "window": { "start": { "local": "1939-02-01T07:50:57+08:00", "utc": "1939-01-31T23:50:57Z", "ms": -975629342778.2864 }, "end": { "local": "1939-02-01T07:50:57+08:00", "utc": "1939-01-31T23:50:57Z", "ms": -975629342778.2864 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:29 on Tue 31 Jan to 06:08 on Wed 1 Feb.", "fact": "1939-01-31T00:29:04Z → 1939-01-31T22:08:11Z" }, { "step": "kaala", "text": "Sunrise is at 07:52 on the 31st and 07:51 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 31st and is not on the 1st.", "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 2243 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Qingyang, 1939: Tuesday 31 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": "1939-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-01-31", "confidence": "determinate" } ], "quote": "In Qingyang, Jayā Ekādaśī 1939 falls on Tuesday 31 January. Ekādaśī runs from 08:29 on Tue 31 Jan to 06:08 on Wed 1 Feb, and is current at sunrise on neither day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-01-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23461, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-02-01T06:08:11+08:00", "utc": "1939-01-31T22:08:11Z", "ms": -975635509386.8888 }, "end": { "local": "1939-02-02T03:08:50+08:00", "utc": "1939-02-01T19:08:50Z", "ms": -975559870332.5565 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-02-01T06:08:11+08:00", "utc": "1939-01-31T22:08:11Z", "ms": -975635509386.8888 }, "end": { "local": "1939-02-02T03:08:50+08:00", "utc": "1939-02-01T19:08:50Z", "ms": -975559870332.5565 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-02-01", "window": { "start": { "local": "1939-02-01T12:39:12+08:00", "utc": "1939-02-01T04:39:12Z", "ms": -975612048395.5813 }, "end": { "local": "1939-02-01T13:27:12+08:00", "utc": "1939-02-01T05:27:12Z", "ms": -975609168395.5813 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-02-02", "window": { "start": { "local": "1939-02-02T12:39:20+08:00", "utc": "1939-02-02T04:39:20Z", "ms": -975525639919.9568 }, "end": { "local": "1939-02-02T13:27:20+08:00", "utc": "1939-02-02T05:27:20Z", "ms": -975522759919.9568 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:08 on Wed 1 Feb to 03:09 on Thu 2 Feb.", "fact": "1939-01-31T22:08:11Z → 1939-02-01T19:08:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 1st, 12:39–13:27 on the 2nd.", "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 1st and 0 of 48 on the 2nd.", "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 23461 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Qingyang, 1939: Wednesday 1 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": "1939-02-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-01", "confidence": "determinate" } ], "quote": "In Qingyang, Bhīṣma Dvādaśī 1939 falls on Wednesday 1 February. Dvādaśī runs from 06:08 on Wed 1 Feb to 03:09 on Thu 2 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-02-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12890, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-02-02T03:08:50+08:00", "utc": "1939-02-01T19:08:50Z", "ms": -975559870332.5565 }, "end": { "local": "1939-02-02T23:39:42+08:00", "utc": "1939-02-02T15:39:42Z", "ms": -975486018101.7278 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-02-02T03:08:50+08:00", "utc": "1939-02-01T19:08:50Z", "ms": -975559870332.5565 }, "end": { "local": "1939-02-02T23:39:42+08:00", "utc": "1939-02-02T15:39:42Z", "ms": -975486018101.7278 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-02-01", "window": { "start": { "local": "1939-02-01T18:15:26+08:00", "utc": "1939-02-01T10:15:26Z", "ms": -975591874012.8761 }, "end": { "local": "1939-02-01T20:04:04+08:00", "utc": "1939-02-01T12:04:04Z", "ms": -975585355921.2374 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "1939-02-02", "window": { "start": { "local": "1939-02-02T18:16:28+08:00", "utc": "1939-02-02T10:16:28Z", "ms": -975505411514.3271 }, "end": { "local": "1939-02-02T20:04:52+08:00", "utc": "1939-02-02T12:04:52Z", "ms": -975498908039.9894 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:09 on Thu 2 Feb to 23:40 on Thu 2 Feb.", "fact": "1939-02-01T19:08:50Z → 1939-02-02T15:39:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:15–20:04 on the 1st, 18:16–20:05 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 109 minutes on the 1st and 108 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 12890 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Thursday 2 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-02", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Thursday 2 February. Trayodaśī runs from 03:09 on Thu 2 Feb to 23:40 on Thu 2 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-02-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8824, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-02-03T19:51:10+08:00", "utc": "1939-02-03T11:51:10Z", "ms": -975413330097.7793 }, "end": { "local": "1939-02-04T15:54:39+08:00", "utc": "1939-02-04T07:54:39Z", "ms": -975341121130.1827 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1939-02-03T19:51:10+08:00", "utc": "1939-02-03T11:51:10Z", "ms": -975413330097.7793 }, "end": { "local": "1939-02-04T15:54:39+08:00", "utc": "1939-02-04T07:54:39Z", "ms": -975341121130.1827 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-02-03", "window": { "start": { "local": "1939-02-03T12:39:28+08:00", "utc": "1939-02-03T04:39:28Z", "ms": -975439232279.7126 }, "end": { "local": "1939-02-03T13:27:28+08:00", "utc": "1939-02-03T05:27:28Z", "ms": -975436352279.7126 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-02-04", "window": { "start": { "local": "1939-02-04T12:39:35+08:00", "utc": "1939-02-04T04:39:35Z", "ms": -975352825468.6404 }, "end": { "local": "1939-02-04T13:27:35+08:00", "utc": "1939-02-04T05:27:35Z", "ms": -975349945468.6404 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:51 on Fri 3 Feb to 15:55 on Sat 4 Feb.", "fact": "1939-02-03T11:51:10Z → 1939-02-04T07:54:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 3rd, 12:40–13:28 on the 4th.", "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 3rd and 48 of 48 on the 4th.", "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 8824 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Qingyang, 1939: Saturday 4 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": "1939-02-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-04", "confidence": "determinate" } ], "quote": "In Qingyang, Māghī Pūrṇimā 1939 falls on Saturday 4 February. Pūrṇimā runs from 19:51 on Fri 3 Feb to 15:55 on Sat 4 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-02-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16754, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-02-07T05:15:38+08:00", "utc": "1939-02-06T21:15:38Z", "ms": -975120262243.0939 }, "end": { "local": "1939-02-08T02:43:14+08:00", "utc": "1939-02-07T18:43:14Z", "ms": -975043005632.2977 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-02-07T05:15:38+08:00", "utc": "1939-02-06T21:15:38Z", "ms": -975120262243.0939 }, "end": { "local": "1939-02-08T02:43:14+08:00", "utc": "1939-02-07T18:43:14Z", "ms": -975043005632.2977 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-02-06", "window": { "start": { "local": "1939-02-06T20:55:52+08:00", "utc": "1939-02-06T12:55:52Z", "ms": -975150248321.3654 }, "end": { "local": "1939-02-06T20:55:52+08:00", "utc": "1939-02-06T12:55:52Z", "ms": -975150248321.3654 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-02-07", "window": { "start": { "local": "1939-02-07T22:04:00+08:00", "utc": "1939-02-07T14:04:00Z", "ms": -975059759577.4241 }, "end": { "local": "1939-02-07T22:04:00+08:00", "utc": "1939-02-07T14:04:00Z", "ms": -975059759577.4241 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:16 on Tue 7 Feb to 02:43 on Wed 8 Feb.", "fact": "1939-02-06T21:15:38Z → 1939-02-07T18:43:14Z" }, { "step": "kaala", "text": "Moonrise is at 20:56 on the 6th and 22:04 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16754 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Tuesday 7 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": "1939-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-07", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Tuesday 7 February. Caturthī runs from 05:16 on Tue 7 Feb to 02:43 on Wed 8 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-02-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-02-14", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4131, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-02-14T04:07:30+08:00", "utc": "1939-02-13T20:07:30Z", "ms": -974519549798.8325 }, "end": { "local": "1939-02-15T06:29:17+08:00", "utc": "1939-02-14T22:29:17Z", "ms": -974424643440.2573 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-02-14T04:07:30+08:00", "utc": "1939-02-13T20:07:30Z", "ms": -974519549798.8325 }, "end": { "local": "1939-02-15T06:29:17+08:00", "utc": "1939-02-14T22:29:17Z", "ms": -974424643440.2573 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-02-14", "window": { "start": { "local": "1939-02-14T07:39:11+08:00", "utc": "1939-02-13T23:39:11Z", "ms": -974506849069.805 }, "end": { "local": "1939-02-14T07:39:11+08:00", "utc": "1939-02-13T23:39:11Z", "ms": -974506849069.805 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-02-15", "window": { "start": { "local": "1939-02-15T07:38:07+08:00", "utc": "1939-02-14T23:38:07Z", "ms": -974420512660.1877 }, "end": { "local": "1939-02-15T07:38:07+08:00", "utc": "1939-02-14T23:38:07Z", "ms": -974420512660.1877 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:08 on Tue 14 Feb to 06:29 on Wed 15 Feb.", "fact": "1939-02-13T20:07:30Z → 1939-02-14T22:29:17Z" }, { "step": "kaala", "text": "Sunrise is at 07:39 on the 14th and 07:38 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4131 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Qingyang, 1939: Tuesday 14 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-14", "confidence": "determinate" } ], "quote": "In Qingyang, Vijayā Ekādaśī 1939 falls on Tuesday 14 February. Ekādaśī runs from 04:08 on Tue 14 Feb to 06:29 on Wed 15 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-02-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-02-16", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24895, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-02-16T09:02:03+08:00", "utc": "1939-02-16T01:02:03Z", "ms": -974329077439.8279 }, "end": { "local": "1939-02-17T11:36:51+08:00", "utc": "1939-02-17T03:36:51Z", "ms": -974233388618.9072 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-02-16T09:02:03+08:00", "utc": "1939-02-16T01:02:03Z", "ms": -974329077439.8279 }, "end": { "local": "1939-02-17T11:36:51+08:00", "utc": "1939-02-17T03:36:51Z", "ms": -974233388618.9072 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-02-16", "window": { "start": { "local": "1939-02-16T18:30:47+08:00", "utc": "1939-02-16T10:30:47Z", "ms": -974294953197.8834 }, "end": { "local": "1939-02-16T20:15:28+08:00", "utc": "1939-02-16T12:15:28Z", "ms": -974288671879.1321 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "1939-02-17", "window": { "start": { "local": "1939-02-17T18:31:46+08:00", "utc": "1939-02-17T10:31:46Z", "ms": -974208493693.64 }, "end": { "local": "1939-02-17T20:16:11+08:00", "utc": "1939-02-17T12:16:11Z", "ms": -974202229241.6392 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:02 on Thu 16 Feb to 11:37 on Fri 17 Feb.", "fact": "1939-02-16T01:02:03Z → 1939-02-17T03:36:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:31–20:15 on the 16th, 18:32–20:16 on the 17th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 16th and 0 of 104 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24895 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Thursday 16 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-02-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-16", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Thursday 16 February. Trayodaśī runs from 09:02 on Thu 16 Feb to 11:37 on Fri 17 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-02-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36570, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-02-17T11:36:51+08:00", "utc": "1939-02-17T03:36:51Z", "ms": -974233388618.9072 }, "end": { "local": "1939-02-18T14:07:04+08:00", "utc": "1939-02-18T06:07:04Z", "ms": -974137975937.8002 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-02-17T11:36:51+08:00", "utc": "1939-02-17T03:36:51Z", "ms": -974233388618.9072 }, "end": { "local": "1939-02-18T14:07:04+08:00", "utc": "1939-02-18T06:07:04Z", "ms": -974137975937.8002 } }, "kaala": "nishita", "days": [ { "local_date": "1939-02-16", "window": { "start": { "local": "1939-02-17T00:39:22+08:00", "utc": "1939-02-16T16:39:22Z", "ms": -974272838252.5657 }, "end": { "local": "1939-02-17T01:27:22+08:00", "utc": "1939-02-16T17:27:22Z", "ms": -974269958252.5657 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-02-17", "window": { "start": { "local": "1939-02-18T00:39:18+08:00", "utc": "1939-02-17T16:39:18Z", "ms": -974186441998.6367 }, "end": { "local": "1939-02-18T01:27:18+08:00", "utc": "1939-02-17T17:27:18Z", "ms": -974183561998.6367 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:37 on Fri 17 Feb to 14:07 on Sat 18 Feb.", "fact": "1939-02-17T03:36:51Z → 1939-02-18T06:07:04Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:39–01:27 on the 16th, 00:39–01:27 on the 17th.", "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 16th and 48 of 48 on the 17th.", "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 36570 s" }, { "step": "ruling", "text": "Mahāśivarātri, Qingyang, 1939: Friday 17 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "maha-shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Mahasivaratri (nisithavyapini) — In some opinion it is to be observed on nisitha and in some opinion on pradosa. If occurs on two successive nisithas then according to Hemadri it is to be observed on the first day and according to Madhava, to be observed on the second day" } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "disputed", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-02-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-17", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāśivarātri 1939 falls on Friday 17 February. Caturdaśī runs from 11:37 on Fri 17 Feb to 14:07 on Sat 18 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-02-23", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-02-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31074, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-02-22T22:05:19+08:00", "utc": "1939-02-22T14:05:19Z", "ms": -973763681141.1174 }, "end": { "local": "1939-02-23T23:17:55+08:00", "utc": "1939-02-23T15:17:55Z", "ms": -973672924755.2874 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-02-22T22:05:19+08:00", "utc": "1939-02-22T14:05:19Z", "ms": -973763681141.1174 }, "end": { "local": "1939-02-23T23:17:55+08:00", "utc": "1939-02-23T15:17:55Z", "ms": -973672924755.2874 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-02-22", "window": { "start": { "local": "1939-02-22T12:39:25+08:00", "utc": "1939-02-22T04:39:25Z", "ms": -973797634891.0217 }, "end": { "local": "1939-02-22T13:27:25+08:00", "utc": "1939-02-22T05:27:25Z", "ms": -973794754891.0217 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-02-23", "window": { "start": { "local": "1939-02-23T12:39:18+08:00", "utc": "1939-02-23T04:39:18Z", "ms": -973711242177.3152 }, "end": { "local": "1939-02-23T13:27:18+08:00", "utc": "1939-02-23T05:27:18Z", "ms": -973708362177.3152 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:05 on Wed 22 Feb to 23:18 on Thu 23 Feb.", "fact": "1939-02-22T14:05:19Z → 1939-02-23T15:17:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 22nd, 12:39–13:27 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31074 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Thursday 23 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-02-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-02-23", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Thursday 23 February. Caturthī runs from 22:05 on Wed 22 Feb to 23:18 on Thu 23 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-02-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-03-02", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30953, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-03-01T18:47:29+08:00", "utc": "1939-03-01T10:47:29Z", "ms": -973170751319.0255 }, "end": { "local": "1939-03-02T15:56:03+08:00", "utc": "1939-03-02T07:56:03Z", "ms": -973094636953.0165 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-03-01T18:47:29+08:00", "utc": "1939-03-01T10:47:29Z", "ms": -973170751319.0255 }, "end": { "local": "1939-03-02T15:56:03+08:00", "utc": "1939-03-02T07:56:03Z", "ms": -973094636953.0165 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-03-01", "window": { "start": { "local": "1939-03-01T07:21:28+08:00", "utc": "1939-02-28T23:21:28Z", "ms": -973211911715.7513 }, "end": { "local": "1939-03-01T07:21:28+08:00", "utc": "1939-02-28T23:21:28Z", "ms": -973211911715.7513 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-03-02", "window": { "start": { "local": "1939-03-02T07:20:10+08:00", "utc": "1939-03-01T23:20:10Z", "ms": -973125589647.2812 }, "end": { "local": "1939-03-02T07:20:10+08:00", "utc": "1939-03-01T23:20:10Z", "ms": -973125589647.2812 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:47 on Wed 1 Mar to 15:56 on Thu 2 Mar.", "fact": "1939-03-01T10:47:29Z → 1939-03-02T07:56:03Z" }, { "step": "kaala", "text": "Sunrise is at 07:21 on the 1st and 07:20 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 1st and is on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30953 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Qingyang, 1939: Thursday 2 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-02", "confidence": "determinate" } ], "quote": "In Qingyang, Āmalakī Ekādaśī 1939 falls on Thursday 2 March. Ekādaśī runs from 18:47 on Wed 1 Mar to 15:56 on Thu 2 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-03-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-03-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21900, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-03-03T12:40:04+08:00", "utc": "1939-03-03T04:40:04Z", "ms": -973019995945.9113 }, "end": { "local": "1939-03-04T09:08:34+08:00", "utc": "1939-03-04T01:08:34Z", "ms": -972946285999.053 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-03-03T12:40:04+08:00", "utc": "1939-03-03T04:40:04Z", "ms": -973019995945.9113 }, "end": { "local": "1939-03-04T09:08:34+08:00", "utc": "1939-03-04T01:08:34Z", "ms": -972946285999.053 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-03-03", "window": { "start": { "local": "1939-03-03T18:45:04+08:00", "utc": "1939-03-03T10:45:04Z", "ms": -972998096327.0083 }, "end": { "local": "1939-03-03T20:25:24+08:00", "utc": "1939-03-03T12:25:24Z", "ms": -972992076497.359 } }, "covered_min": 100, "window_min": 100, "qualifies": true }, { "local_date": "1939-03-04", "window": { "start": { "local": "1939-03-04T18:45:58+08:00", "utc": "1939-03-04T10:45:58Z", "ms": -972911641989.0148 }, "end": { "local": "1939-03-04T20:26:00+08:00", "utc": "1939-03-04T12:26:00Z", "ms": -972905640065.5029 } }, "covered_min": 0, "window_min": 100, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:40 on Fri 3 Mar to 09:09 on Sat 4 Mar.", "fact": "1939-03-03T04:40:04Z → 1939-03-04T01:08:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:45–20:25 on the 3rd, 18:46–20:26 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 100 of 100 minutes on the 3rd and 0 of 100 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21900 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Friday 3 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": "1939-03-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-03", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Friday 3 March. Trayodaśī runs from 12:40 on Fri 3 Mar to 09:09 on Sat 4 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-03-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26011, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-03-05T05:31:44+08:00", "utc": "1939-03-04T21:31:44Z", "ms": -972872896000.4689 }, "end": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-03-05T05:31:44+08:00", "utc": "1939-03-04T21:31:44Z", "ms": -972872896000.4689 }, "end": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 } }, "kaala": "sayahna", "days": [ { "local_date": "1939-03-04", "window": { "start": { "local": "1939-03-04T16:28:17+08:00", "utc": "1939-03-04T08:28:17Z", "ms": -972919903112.1395 }, "end": { "local": "1939-03-04T18:45:58+08:00", "utc": "1939-03-04T10:45:58Z", "ms": -972911641989.0148 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "1939-03-05", "window": { "start": { "local": "1939-03-05T16:28:44+08:00", "utc": "1939-03-05T08:28:44Z", "ms": -972833475888.6239 }, "end": { "local": "1939-03-05T18:46:52+08:00", "utc": "1939-03-05T10:46:52Z", "ms": -972825187970.111 } }, "covered_min": 138, "window_min": 138, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:32 on Sun 5 Mar to 02:00 on Mon 6 Mar.", "fact": "1939-03-04T21:31:44Z → 1939-03-05T18:00:23Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:28–18:46 on the 4th, 16:29–18:47 on the 5th.", "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 138 minutes on the 4th and 138 of 138 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26011 s" }, { "step": "ruling", "text": "Holikā Dahana, Qingyang, 1939: Sunday 5 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-05", "confidence": "determinate" } ], "quote": "In Qingyang, Holikā Dahana 1939 falls on Sunday 5 March. Pūrṇimā runs from 05:32 on Sun 5 Mar to 02:00 on Mon 6 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26011, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-03-05T05:31:44+08:00", "utc": "1939-03-04T21:31:44Z", "ms": -972872896000.4689 }, "end": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1939-03-05T05:31:44+08:00", "utc": "1939-03-04T21:31:44Z", "ms": -972872896000.4689 }, "end": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 } }, "kaala": "sayahna", "days": [ { "local_date": "1939-03-04", "window": { "start": { "local": "1939-03-04T16:28:17+08:00", "utc": "1939-03-04T08:28:17Z", "ms": -972919903112.1395 }, "end": { "local": "1939-03-04T18:45:58+08:00", "utc": "1939-03-04T10:45:58Z", "ms": -972911641989.0148 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "1939-03-05", "window": { "start": { "local": "1939-03-05T16:28:44+08:00", "utc": "1939-03-05T08:28:44Z", "ms": -972833475888.6239 }, "end": { "local": "1939-03-05T18:46:52+08:00", "utc": "1939-03-05T10:46:52Z", "ms": -972825187970.111 } }, "covered_min": 138, "window_min": 138, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1939-03-05", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:32 on Sun 5 Mar to 02:00 on Mon 6 Mar.", "fact": "1939-03-04T21:31:44Z → 1939-03-05T18:00:23Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:28–18:46 on the 4th, 16:29–18:47 on the 5th.", "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 138 minutes on the 4th and 138 of 138 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26011 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Sunday 5 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Qingyang, 1939: Monday 6 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-06", "confidence": "determinate" } ], "quote": "In Qingyang, Holī 1939 falls on Monday 6 March. It is kept the day after Holikā Dahana, which falls on Sunday 5 March. Pūrṇimā runs from 05:32 on Sun 5 Mar to 02:00 on Mon 6 Mar and covers all of sāyāhna on the 5th.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18869, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 }, "end": { "local": "1939-03-06T22:45:27+08:00", "utc": "1939-03-06T14:45:27Z", "ms": -972724472709.6254 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-06T02:00:23+08:00", "utc": "1939-03-05T18:00:23Z", "ms": -972799177085.8401 }, "end": { "local": "1939-03-06T22:45:27+08:00", "utc": "1939-03-06T14:45:27Z", "ms": -972724472709.6254 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-03-06", "window": { "start": { "local": "1939-03-06T07:14:52+08:00", "utc": "1939-03-05T23:14:52Z", "ms": -972780308127.83 }, "end": { "local": "1939-03-06T07:14:52+08:00", "utc": "1939-03-05T23:14:52Z", "ms": -972780308127.83 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-03-07", "window": { "start": { "local": "1939-03-07T07:13:31+08:00", "utc": "1939-03-06T23:13:31Z", "ms": -972693989265.6235 }, "end": { "local": "1939-03-07T07:13:31+08:00", "utc": "1939-03-06T23:13:31Z", "ms": -972693989265.6235 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 02:00 on Mon 6 Mar to 22:45 on Mon 6 Mar.", "fact": "1939-03-05T18:00:23Z → 1939-03-06T14:45:27Z" }, { "step": "kaala", "text": "Sunrise is at 07:15 on the 6th and 07:14 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is on the 6th and is not on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18869 s" }, { "step": "ruling", "text": "Vasantotsava, Qingyang, 1939: Monday 6 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": "1939-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-06", "confidence": "determinate" } ], "quote": "In Qingyang, Vasantotsava 1939 falls on Monday 6 March. Pratipadā runs from 02:00 on Mon 6 Mar to 22:45 on Mon 6 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-03-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14906, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-03-08T17:45:58+08:00", "utc": "1939-03-08T09:45:58Z", "ms": -972569642399.6656 }, "end": { "local": "1939-03-09T16:18:32+08:00", "utc": "1939-03-09T08:18:32Z", "ms": -972488487520.9199 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-08T17:45:58+08:00", "utc": "1939-03-08T09:45:58Z", "ms": -972569642399.6656 }, "end": { "local": "1939-03-09T16:18:32+08:00", "utc": "1939-03-09T08:18:32Z", "ms": -972488487520.9199 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-03-08", "window": { "start": { "local": "1939-03-08T21:54:24+08:00", "utc": "1939-03-08T13:54:24Z", "ms": -972554736211.6094 }, "end": { "local": "1939-03-08T21:54:24+08:00", "utc": "1939-03-08T13:54:24Z", "ms": -972554736211.6094 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-03-09", "window": { "start": { "local": "1939-03-09T22:58:27+08:00", "utc": "1939-03-09T14:58:27Z", "ms": -972464493095.297 }, "end": { "local": "1939-03-09T22:58:27+08:00", "utc": "1939-03-09T14:58:27Z", "ms": -972464493095.297 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:46 on Wed 8 Mar to 16:19 on Thu 9 Mar.", "fact": "1939-03-08T09:45:58Z → 1939-03-09T08:18:32Z" }, { "step": "kaala", "text": "Moonrise is at 21:54 on the 8th and 22:58 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14906 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Wednesday 8 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": "1939-03-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-08", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Wednesday 8 March. Caturthī runs from 17:46 on Wed 8 Mar to 16:19 on Thu 9 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-03-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12474, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-03-12T16:51:44+08:00", "utc": "1939-03-12T08:51:44Z", "ms": -972227295909.8086 }, "end": { "local": "1939-03-13T18:31:42+08:00", "utc": "1939-03-13T10:31:42Z", "ms": -972134897594.0604 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-12T16:51:44+08:00", "utc": "1939-03-12T08:51:44Z", "ms": -972227295909.8086 }, "end": { "local": "1939-03-13T18:31:42+08:00", "utc": "1939-03-13T10:31:42Z", "ms": -972134897594.0604 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-12", "window": { "start": { "local": "1939-03-12T12:35:50+08:00", "utc": "1939-03-12T04:35:50Z", "ms": -972242649998.9106 }, "end": { "local": "1939-03-12T13:23:50+08:00", "utc": "1939-03-12T05:23:50Z", "ms": -972239769998.9106 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-03-13", "window": { "start": { "local": "1939-03-13T12:35:34+08:00", "utc": "1939-03-13T04:35:34Z", "ms": -972156265967.5706 }, "end": { "local": "1939-03-13T13:23:34+08:00", "utc": "1939-03-13T05:23:34Z", "ms": -972153385967.5706 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:52 on Sun 12 Mar to 18:32 on Mon 13 Mar.", "fact": "1939-03-12T08:51:44Z → 1939-03-13T10:31:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 12th, 12:36–13:24 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī 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 12474 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Qingyang, 1939: Monday 13 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": "1939-03-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-13", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalāṣṭamī 1939 falls on Monday 13 March. Aṣṭamī runs from 16:52 on Sun 12 Mar to 18:32 on Mon 13 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-03-16", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19081, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-03-15T23:09:00+08:00", "utc": "1939-03-15T15:09:00Z", "ms": -971945460095.6182 }, "end": { "local": "1939-03-17T01:41:34+08:00", "utc": "1939-03-16T17:41:34Z", "ms": -971849906278.8815 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-15T23:09:00+08:00", "utc": "1939-03-15T15:09:00Z", "ms": -971945460095.6182 }, "end": { "local": "1939-03-17T01:41:34+08:00", "utc": "1939-03-16T17:41:34Z", "ms": -971849906278.8815 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-03-16", "window": { "start": { "local": "1939-03-16T07:01:00+08:00", "utc": "1939-03-15T23:01:00Z", "ms": -971917139788.5037 }, "end": { "local": "1939-03-16T07:01:00+08:00", "utc": "1939-03-15T23:01:00Z", "ms": -971917139788.5037 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-03-17", "window": { "start": { "local": "1939-03-17T06:59:35+08:00", "utc": "1939-03-16T22:59:35Z", "ms": -971830824858.0985 }, "end": { "local": "1939-03-17T06:59:35+08:00", "utc": "1939-03-16T22:59:35Z", "ms": -971830824858.0985 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:09 on Wed 15 Mar to 01:42 on Fri 17 Mar.", "fact": "1939-03-15T15:09:00Z → 1939-03-16T17:41:34Z" }, { "step": "kaala", "text": "Sunrise is at 07:01 on the 16th and 07:00 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19081 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Qingyang, 1939: Thursday 16 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": "1939-03-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-16", "confidence": "determinate" } ], "quote": "In Qingyang, Pāpamocanī Ekādaśī 1939 falls on Thursday 16 March. Ekādaśī runs from 23:09 on Wed 15 Mar to 01:42 on Fri 17 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-03-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-03-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27308, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-03-18T04:08:35+08:00", "utc": "1939-03-17T20:08:35Z", "ms": -971754684874.2924 }, "end": { "local": "1939-03-19T06:22:00+08:00", "utc": "1939-03-18T22:22:00Z", "ms": -971660279573.7651 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-18T04:08:35+08:00", "utc": "1939-03-17T20:08:35Z", "ms": -971754684874.2924 }, "end": { "local": "1939-03-19T06:22:00+08:00", "utc": "1939-03-18T22:22:00Z", "ms": -971660279573.7651 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-03-17", "window": { "start": { "local": "1939-03-17T18:57:20+08:00", "utc": "1939-03-17T10:57:20Z", "ms": -971787760011.2881 }, "end": { "local": "1939-03-17T20:33:27+08:00", "utc": "1939-03-17T12:33:27Z", "ms": -971781993363.729 } }, "covered_min": 0, "window_min": 96, "qualifies": false }, { "local_date": "1939-03-18", "window": { "start": { "local": "1939-03-18T18:58:11+08:00", "utc": "1939-03-18T10:58:11Z", "ms": -971701309055.4288 }, "end": { "local": "1939-03-18T20:33:59+08:00", "utc": "1939-03-18T12:33:59Z", "ms": -971695560601.3455 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:09 on Sat 18 Mar to 06:22 on Sun 19 Mar.", "fact": "1939-03-17T20:08:35Z → 1939-03-18T22:22:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:57–20:33 on the 17th, 18:58–20:34 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 96 minutes on the 17th and 96 of 96 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27308 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Saturday 18 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": "1939-03-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-18", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Saturday 18 March. Trayodaśī runs from 04:09 on Sat 18 Mar to 06:22 on Sun 19 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-03-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-03-19", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18033, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-03-19T06:22:00+08:00", "utc": "1939-03-18T22:22:00Z", "ms": -971660279573.7651 }, "end": { "local": "1939-03-20T08:16:33+08:00", "utc": "1939-03-20T00:16:33Z", "ms": -971567006618.8862 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-19T06:22:00+08:00", "utc": "1939-03-18T22:22:00Z", "ms": -971660279573.7651 }, "end": { "local": "1939-03-20T08:16:33+08:00", "utc": "1939-03-20T00:16:33Z", "ms": -971567006618.8862 } }, "kaala": "nishita", "days": [ { "local_date": "1939-03-18", "window": { "start": { "local": "1939-03-19T00:33:28+08:00", "utc": "1939-03-18T16:33:28Z", "ms": -971681192352.6162 }, "end": { "local": "1939-03-19T01:21:28+08:00", "utc": "1939-03-18T17:21:28Z", "ms": -971678312352.6162 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-03-19", "window": { "start": { "local": "1939-03-20T00:33:10+08:00", "utc": "1939-03-19T16:33:10Z", "ms": -971594809793.1941 }, "end": { "local": "1939-03-20T01:21:10+08:00", "utc": "1939-03-19T17:21:10Z", "ms": -971591929793.1941 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:22 on Sun 19 Mar to 08:17 on Mon 20 Mar.", "fact": "1939-03-18T22:22:00Z → 1939-03-20T00:16:33Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:33–01:21 on the 18th, 00:33–01:21 on the 19th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18033 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Sunday 19 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": "1939-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-19", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Sunday 19 March. Caturdaśī runs from 06:22 on Sun 19 Mar to 08:17 on Mon 20 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5655, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-03-21T09:49:17+08:00", "utc": "1939-03-21T01:49:17Z", "ms": -971475043143.1796 }, "end": { "local": "1939-03-22T10:58:46+08:00", "utc": "1939-03-22T02:58:46Z", "ms": -971384474463.8823 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-21T09:49:17+08:00", "utc": "1939-03-21T01:49:17Z", "ms": -971475043143.1796 }, "end": { "local": "1939-03-22T10:58:46+08:00", "utc": "1939-03-22T02:58:46Z", "ms": -971384474463.8823 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-21", "window": { "start": { "local": "1939-03-21T12:33:18+08:00", "utc": "1939-03-21T04:33:18Z", "ms": -971465202154.0419 }, "end": { "local": "1939-03-21T13:21:18+08:00", "utc": "1939-03-21T05:21:18Z", "ms": -971462322154.0419 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-22", "window": { "start": { "local": "1939-03-22T12:33:00+08:00", "utc": "1939-03-22T04:33:00Z", "ms": -971378819958.3416 }, "end": { "local": "1939-03-22T13:21:00+08:00", "utc": "1939-03-22T05:21:00Z", "ms": -971375939958.3416 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 09:49 on Tue 21 Mar to 10:59 on Wed 22 Mar.", "fact": "1939-03-21T01:49:17Z → 1939-03-22T02:58:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 21st, 12:33–13:21 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5655 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Qingyang, 1939: Tuesday 21 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha-caitra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-21", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Caitra) (Chaitra Navratri) 1939 falls on Tuesday 21 March. Pratipadā runs from 09:49 on Tue 21 Mar to 10:59 on Wed 22 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1626, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-03-23T11:44:18+08:00", "utc": "1939-03-23T03:44:18Z", "ms": -971295342453.3456 }, "end": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-23T11:44:18+08:00", "utc": "1939-03-23T03:44:18Z", "ms": -971295342453.3456 }, "end": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-23", "window": { "start": { "local": "1939-03-23T12:32:42+08:00", "utc": "1939-03-23T04:32:42Z", "ms": -971292437878.2349 }, "end": { "local": "1939-03-23T13:20:42+08:00", "utc": "1939-03-23T05:20:42Z", "ms": -971289557878.2349 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-24", "window": { "start": { "local": "1939-03-24T12:32:24+08:00", "utc": "1939-03-24T04:32:24Z", "ms": -971206055896.9111 }, "end": { "local": "1939-03-24T13:20:24+08:00", "utc": "1939-03-24T05:20:24Z", "ms": -971203175896.9111 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar.", "fact": "1939-03-23T03:44:18Z → 1939-03-24T04:05:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 23rd, 12:32–13:20 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1626 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Qingyang, 1939: Thursday 23 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gauri-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-23", "confidence": "boundary" } ], "quote": "In Qingyang, Gaurī Tṛtīyā (Gangaur) 1939 falls on Thursday 23 March. Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1626, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-03-23T11:44:18+08:00", "utc": "1939-03-23T03:44:18Z", "ms": -971295342453.3456 }, "end": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-23T11:44:18+08:00", "utc": "1939-03-23T03:44:18Z", "ms": -971295342453.3456 }, "end": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-23", "window": { "start": { "local": "1939-03-23T12:32:42+08:00", "utc": "1939-03-23T04:32:42Z", "ms": -971292437878.2349 }, "end": { "local": "1939-03-23T13:20:42+08:00", "utc": "1939-03-23T05:20:42Z", "ms": -971289557878.2349 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-24", "window": { "start": { "local": "1939-03-24T12:32:24+08:00", "utc": "1939-03-24T04:32:24Z", "ms": -971206055896.9111 }, "end": { "local": "1939-03-24T13:20:24+08:00", "utc": "1939-03-24T05:20:24Z", "ms": -971203175896.9111 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar.", "fact": "1939-03-23T03:44:18Z → 1939-03-24T04:05:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 23rd, 12:32–13:20 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1626 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Qingyang, 1939: Thursday 23 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "saubhagya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-24", "confidence": "boundary" } ], "quote": "In Qingyang, Saubhāgya Śayana Vrata 1939 falls on Thursday 23 March. Tṛtīyā runs from 11:44 on Thu 23 Mar to 12:05 on Fri 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-03-24", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1626, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 }, "end": { "local": "1939-03-25T12:01:00+08:00", "utc": "1939-03-25T04:01:00Z", "ms": -971121540480.8374 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-24T12:05:18+08:00", "utc": "1939-03-24T04:05:18Z", "ms": -971207682258.2737 }, "end": { "local": "1939-03-25T12:01:00+08:00", "utc": "1939-03-25T04:01:00Z", "ms": -971121540480.8374 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-24", "window": { "start": { "local": "1939-03-24T12:32:24+08:00", "utc": "1939-03-24T04:32:24Z", "ms": -971206055896.9111 }, "end": { "local": "1939-03-24T13:20:24+08:00", "utc": "1939-03-24T05:20:24Z", "ms": -971203175896.9111 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-25", "window": { "start": { "local": "1939-03-25T12:32:06+08:00", "utc": "1939-03-25T04:32:06Z", "ms": -971119673997.5331 }, "end": { "local": "1939-03-25T13:20:06+08:00", "utc": "1939-03-25T05:20:06Z", "ms": -971116793997.5331 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:05 on Fri 24 Mar to 12:01 on Sat 25 Mar.", "fact": "1939-03-24T04:05:18Z → 1939-03-25T04:01:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 24th, 12:32–13:20 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1626 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Friday 24 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": "1939-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-24", "confidence": "boundary" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Friday 24 March. Caturthī runs from 12:05 on Fri 24 Mar to 12:01 on Sat 25 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-03-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1866, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-03-25T12:01:00+08:00", "utc": "1939-03-25T04:01:00Z", "ms": -971121540480.8374 }, "end": { "local": "1939-03-26T11:30:27+08:00", "utc": "1939-03-26T03:30:27Z", "ms": -971036973349.1893 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-25T12:01:00+08:00", "utc": "1939-03-25T04:01:00Z", "ms": -971121540480.8374 }, "end": { "local": "1939-03-26T11:30:27+08:00", "utc": "1939-03-26T03:30:27Z", "ms": -971036973349.1893 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-25", "window": { "start": { "local": "1939-03-25T12:32:06+08:00", "utc": "1939-03-25T04:32:06Z", "ms": -971119673997.5331 }, "end": { "local": "1939-03-25T13:20:06+08:00", "utc": "1939-03-25T05:20:06Z", "ms": -971116793997.5331 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-26", "window": { "start": { "local": "1939-03-26T12:31:48+08:00", "utc": "1939-03-26T04:31:48Z", "ms": -971033292163.0825 }, "end": { "local": "1939-03-26T13:19:48+08:00", "utc": "1939-03-26T05:19:48Z", "ms": -971030412163.0825 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 12:01 on Sat 25 Mar to 11:30 on Sun 26 Mar.", "fact": "1939-03-25T04:01:00Z → 1939-03-26T03:30:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 25th, 12:32–13:20 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1866 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Qingyang, 1939: Saturday 25 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "lakshmi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri pancami or Laksmi pancami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-25", "confidence": "determinate" } ], "quote": "In Qingyang, Lakṣmī Pañcamī 1939 falls on Saturday 25 March. Pañcamī runs from 12:01 on Sat 25 Mar to 11:30 on Sun 26 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12188, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-03-28T09:08:04+08:00", "utc": "1939-03-28T01:08:04Z", "ms": -970872716187.0463 }, "end": { "local": "1939-03-29T07:16:57+08:00", "utc": "1939-03-28T23:16:57Z", "ms": -970792983260.7203 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-28T09:08:04+08:00", "utc": "1939-03-28T01:08:04Z", "ms": -970872716187.0463 }, "end": { "local": "1939-03-29T07:16:57+08:00", "utc": "1939-03-28T23:16:57Z", "ms": -970792983260.7203 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-28", "window": { "start": { "local": "1939-03-28T12:31:11+08:00", "utc": "1939-03-28T04:31:11Z", "ms": -970860528618.9274 }, "end": { "local": "1939-03-28T13:19:11+08:00", "utc": "1939-03-28T05:19:11Z", "ms": -970857648618.9274 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-29", "window": { "start": { "local": "1939-03-29T12:30:53+08:00", "utc": "1939-03-29T04:30:53Z", "ms": -970774146872.6665 }, "end": { "local": "1939-03-29T13:18:53+08:00", "utc": "1939-03-29T05:18:53Z", "ms": -970771266872.6665 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 09:08 on Tue 28 Mar to 07:17 on Wed 29 Mar.", "fact": "1939-03-28T01:08:04Z → 1939-03-28T23:16:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 28th, 12:31–13:19 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12188 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Qingyang, 1939: Tuesday 28 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhavani-utpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-28", "confidence": "determinate" } ], "quote": "In Qingyang, Bhavānī Utpatti 1939 falls on Tuesday 28 March. Aṣṭamī runs from 09:08 on Tue 28 Mar to 07:17 on Wed 29 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18836, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1939-03-29T07:16:57+08:00", "utc": "1939-03-28T23:16:57Z", "ms": -970792983260.7203 }, "end": { "local": "1939-03-30T05:01:50+08:00", "utc": "1939-03-29T21:01:50Z", "ms": -970714690406.8079 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-29T07:16:57+08:00", "utc": "1939-03-28T23:16:57Z", "ms": -970792983260.7203 }, "end": { "local": "1939-03-30T05:01:50+08:00", "utc": "1939-03-29T21:01:50Z", "ms": -970714690406.8079 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-03-29", "window": { "start": { "local": "1939-03-29T12:30:53+08:00", "utc": "1939-03-29T04:30:53Z", "ms": -970774146872.6665 }, "end": { "local": "1939-03-29T13:18:53+08:00", "utc": "1939-03-29T05:18:53Z", "ms": -970771266872.6665 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-03-30", "window": { "start": { "local": "1939-03-30T12:30:35+08:00", "utc": "1939-03-30T04:30:35Z", "ms": -970687765117.8477 }, "end": { "local": "1939-03-30T13:18:35+08:00", "utc": "1939-03-30T05:18:35Z", "ms": -970684885117.8477 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 07:17 on Wed 29 Mar to 05:02 on Thu 30 Mar.", "fact": "1939-03-28T23:16:57Z → 1939-03-29T21:01:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 29th, 12:31–13:19 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18836 s" }, { "step": "ruling", "text": "Rāma Navamī, Qingyang, 1939: Wednesday 29 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-29", "confidence": "determinate" } ], "quote": "In Qingyang, Rāma Navamī 1939 falls on Wednesday 29 March. Navamī runs from 07:17 on Wed 29 Mar to 05:02 on Thu 30 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-03-31", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15177, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-03-31T02:26:36+08:00", "utc": "1939-03-30T18:26:36Z", "ms": -970637604170.6449 }, "end": { "local": "1939-03-31T23:36:40+08:00", "utc": "1939-03-31T15:36:40Z", "ms": -970561399580.2439 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-03-31T02:26:36+08:00", "utc": "1939-03-30T18:26:36Z", "ms": -970637604170.6449 }, "end": { "local": "1939-03-31T23:36:40+08:00", "utc": "1939-03-31T15:36:40Z", "ms": -970561399580.2439 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-03-31", "window": { "start": { "local": "1939-03-31T06:39:33+08:00", "utc": "1939-03-30T22:39:33Z", "ms": -970622427215.6316 }, "end": { "local": "1939-03-31T06:39:33+08:00", "utc": "1939-03-30T22:39:33Z", "ms": -970622427215.6316 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-04-01", "window": { "start": { "local": "1939-04-01T06:38:07+08:00", "utc": "1939-03-31T22:38:07Z", "ms": -970536112815.0042 }, "end": { "local": "1939-04-01T06:38:07+08:00", "utc": "1939-03-31T22:38:07Z", "ms": -970536112815.0042 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:27 on Fri 31 Mar to 23:37 on Fri 31 Mar.", "fact": "1939-03-30T18:26:36Z → 1939-03-31T15:36:40Z" }, { "step": "kaala", "text": "Sunrise is at 06:40 on the 31st and 06:38 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15177 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Qingyang, 1939: Friday 31 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": "1939-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-03-31", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmadā Ekādaśī 1939 falls on Friday 31 March. Ekādaśī runs from 02:27 on Fri 31 Mar to 23:37 on Fri 31 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-03-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-04-01", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-01", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 157, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-04-01T20:38:48+08:00", "utc": "1939-04-01T12:38:48Z", "ms": -970485672215.7689 }, "end": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-04-01T20:38:48+08:00", "utc": "1939-04-01T12:38:48Z", "ms": -970485672215.7689 }, "end": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-04-01", "window": { "start": { "local": "1939-04-01T19:09:50+08:00", "utc": "1939-04-01T11:09:50Z", "ms": -970491010183.0504 }, "end": { "local": "1939-04-01T20:41:25+08:00", "utc": "1939-04-01T12:41:25Z", "ms": -970485515254.8575 } }, "covered_min": 3, "window_min": 92, "qualifies": true }, { "local_date": "1939-04-02", "window": { "start": { "local": "1939-04-02T19:10:39+08:00", "utc": "1939-04-02T11:10:39Z", "ms": -970404560959.6887 }, "end": { "local": "1939-04-02T20:41:56+08:00", "utc": "1939-04-02T12:41:56Z", "ms": -970399083952.2252 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:39 on Sat 1 Apr to 17:41 on Sun 2 Apr.", "fact": "1939-04-01T12:38:48Z → 1939-04-02T09:40:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:10–20:41 on the 1st, 19:11–20:42 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 3 of 92 minutes on the 1st and 0 of 91 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 157 s < 300 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Saturday 1 April.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-01", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Saturday 1 April. Trayodaśī runs from 20:39 on Sat 1 Apr to 17:41 on Sun 2 Apr and covers 3 of 92 minutes of pradoṣa that evening. It is 2 min 37 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-04-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15783, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-04-01T20:38:48+08:00", "utc": "1939-04-01T12:38:48Z", "ms": -970485672215.7689 }, "end": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-04-01T20:38:48+08:00", "utc": "1939-04-01T12:38:48Z", "ms": -970485672215.7689 }, "end": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-01", "window": { "start": { "local": "1939-04-01T12:29:59+08:00", "utc": "1939-04-01T04:29:59Z", "ms": -970515001499.0273 }, "end": { "local": "1939-04-01T13:17:59+08:00", "utc": "1939-04-01T05:17:59Z", "ms": -970512121499.0273 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-02", "window": { "start": { "local": "1939-04-02T12:29:40+08:00", "utc": "1939-04-02T04:29:40Z", "ms": -970428619590.6462 }, "end": { "local": "1939-04-02T13:17:40+08:00", "utc": "1939-04-02T05:17:40Z", "ms": -970425739590.6462 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:39 on Sat 1 Apr to 17:41 on Sun 2 Apr.", "fact": "1939-04-01T12:38:48Z → 1939-04-02T09:40:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 1st, 12:30–13:18 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 15783 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Qingyang, 1939: Sunday 2 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ananga-trayodashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 13 Ananga trayodasi (purvaviddha), Mahavira jayanti (Jain)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-02", "confidence": "determinate" } ], "quote": "In Qingyang, Anaṅga Trayodaśī 1939 falls on Sunday 2 April. Trayodaśī runs from 20:39 on Sat 1 Apr to 17:41 on Sun 2 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5612, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 }, "end": { "local": "1939-04-03T14:50:55+08:00", "utc": "1939-04-03T06:50:55Z", "ms": -970333745419.6877 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-04-02T17:40:44+08:00", "utc": "1939-04-02T09:40:44Z", "ms": -970409956160.6798 }, "end": { "local": "1939-04-03T14:50:55+08:00", "utc": "1939-04-03T06:50:55Z", "ms": -970333745419.6877 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-02", "window": { "start": { "local": "1939-04-02T12:29:40+08:00", "utc": "1939-04-02T04:29:40Z", "ms": -970428619590.6462 }, "end": { "local": "1939-04-02T13:17:40+08:00", "utc": "1939-04-02T05:17:40Z", "ms": -970425739590.6462 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-03", "window": { "start": { "local": "1939-04-03T12:29:22+08:00", "utc": "1939-04-03T04:29:22Z", "ms": -970342237585.3232 }, "end": { "local": "1939-04-03T13:17:22+08:00", "utc": "1939-04-03T05:17:22Z", "ms": -970339357585.3232 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:41 on Sun 2 Apr to 14:51 on Mon 3 Apr.", "fact": "1939-04-02T09:40:44Z → 1939-04-03T06:50:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 2nd, 12:29–13:17 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5612 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Qingyang, 1939: Monday 3 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vishnu-damanaka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Madanabhanji, (Bengal & Orissa) (paraviddha), Sivadamanaka caturdasi, Visnudamanaka caturdasi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-03", "confidence": "determinate" } ], "quote": "In Qingyang, Viṣṇudamanaka Caturdaśī 1939 falls on Monday 3 April. Caturdaśī runs from 17:41 on Sun 2 Apr to 14:51 on Mon 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 663, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-04-03T14:50:55+08:00", "utc": "1939-04-03T06:50:55Z", "ms": -970333745419.6877 }, "end": { "local": "1939-04-04T12:18:02+08:00", "utc": "1939-04-04T04:18:02Z", "ms": -970256518128.9843 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1939-04-03T14:50:55+08:00", "utc": "1939-04-03T06:50:55Z", "ms": -970333745419.6877 }, "end": { "local": "1939-04-04T12:18:02+08:00", "utc": "1939-04-04T04:18:02Z", "ms": -970256518128.9843 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-03", "window": { "start": { "local": "1939-04-03T12:29:22+08:00", "utc": "1939-04-03T04:29:22Z", "ms": -970342237585.3232 }, "end": { "local": "1939-04-03T13:17:22+08:00", "utc": "1939-04-03T05:17:22Z", "ms": -970339357585.3232 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-04", "window": { "start": { "local": "1939-04-04T12:29:05+08:00", "utc": "1939-04-04T04:29:05Z", "ms": -970255855459.3438 }, "end": { "local": "1939-04-04T13:17:05+08:00", "utc": "1939-04-04T05:17:05Z", "ms": -970252975459.3438 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:51 on Mon 3 Apr to 12:18 on Tue 4 Apr.", "fact": "1939-04-03T06:50:55Z → 1939-04-04T04:18:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 3rd, 12:29–13:17 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 663 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Qingyang, 1939: Tuesday 4 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chaitri-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-04", "confidence": "determinate" } ], "quote": "In Qingyang, Caitrī Pūrṇimā 1939 falls on Tuesday 4 April. Pūrṇimā runs from 14:51 on Mon 3 Apr to 12:18 on Tue 4 Apr, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-04-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31686, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-04-07T07:41:29+08:00", "utc": "1939-04-06T23:41:29Z", "ms": -970013910817.3903 }, "end": { "local": "1939-04-08T07:30:07+08:00", "utc": "1939-04-07T23:30:07Z", "ms": -969928193078.5033 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-07T07:41:29+08:00", "utc": "1939-04-06T23:41:29Z", "ms": -970013910817.3903 }, "end": { "local": "1939-04-08T07:30:07+08:00", "utc": "1939-04-07T23:30:07Z", "ms": -969928193078.5033 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-04-06", "window": { "start": { "local": "1939-04-06T21:41:47+08:00", "utc": "1939-04-06T13:41:47Z", "ms": -970049892983.7382 }, "end": { "local": "1939-04-06T21:41:47+08:00", "utc": "1939-04-06T13:41:47Z", "ms": -970049892983.7382 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-04-07", "window": { "start": { "local": "1939-04-07T22:42:01+08:00", "utc": "1939-04-07T14:42:01Z", "ms": -969959879336.9236 }, "end": { "local": "1939-04-07T22:42:01+08:00", "utc": "1939-04-07T14:42:01Z", "ms": -969959879336.9236 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:41 on Fri 7 Apr to 07:30 on Sat 8 Apr.", "fact": "1939-04-06T23:41:29Z → 1939-04-07T23:30:07Z" }, { "step": "kaala", "text": "Moonrise is at 21:42 on the 6th and 22:42 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31686 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Friday 7 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": "1939-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-07", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Friday 7 April. Caturthī runs from 07:41 on Fri 7 Apr to 07:30 on Sat 8 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-04-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6782, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1939-04-14T04:27:01+08:00", "utc": "1939-04-13T20:27:01Z", "ms": -969420778885.1047 }, "end": { "local": "1939-05-15T01:22:49+08:00", "utc": "1939-05-14T17:22:49Z", "ms": -966753431106.5267 } }, "span": { "of": "transit", "start": { "local": "1939-04-14T04:27:01+08:00", "utc": "1939-04-13T20:27:01Z", "ms": -969420778885.1047 }, "end": { "local": "1939-04-14T04:27:01+08:00", "utc": "1939-04-13T20:27:01Z", "ms": -969420778885.1047 } }, "kaala": "day", "days": [ { "local_date": "1939-04-13", "window": { "start": { "local": "1939-04-13T06:21:24+08:00", "utc": "1939-04-12T22:21:24Z", "ms": -969500315842.5586 }, "end": { "local": "1939-04-14T06:20:04+08:00", "utc": "1939-04-13T22:20:04Z", "ms": -969413996465.8031 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "1939-04-14", "window": { "start": { "local": "1939-04-14T06:20:04+08:00", "utc": "1939-04-13T22:20:04Z", "ms": -969413996465.8031 }, "end": { "local": "1939-04-15T06:18:44+08:00", "utc": "1939-04-14T22:18:44Z", "ms": -969327676494.2936 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 04:27 on Fri 14 Apr.", "fact": "1939-04-13T20:27:01Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:21 on the 13th, and from 06:20 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 6782 s" }, { "step": "ruling", "text": "Vaiśākhī, Qingyang, 1939: Thursday 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": "1939-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1939-04-14", "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": "1939-04-14", "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 Qingyang, Vaiśākhī 1939 falls on Thursday 13 April. The Sun enters Meṣa at 04:27 on Fri 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/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-04-15", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35818, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-04-14T18:09:46+08:00", "utc": "1939-04-14T10:09:46Z", "ms": -969371413810.0297 }, "end": { "local": "1939-04-15T20:20:26+08:00", "utc": "1939-04-15T12:20:26Z", "ms": -969277174227.0773 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-14T18:09:46+08:00", "utc": "1939-04-14T10:09:46Z", "ms": -969371413810.0297 }, "end": { "local": "1939-04-15T20:20:26+08:00", "utc": "1939-04-15T12:20:26Z", "ms": -969277174227.0773 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-04-15", "window": { "start": { "local": "1939-04-15T06:18:44+08:00", "utc": "1939-04-14T22:18:44Z", "ms": -969327676494.2936 }, "end": { "local": "1939-04-15T06:18:44+08:00", "utc": "1939-04-14T22:18:44Z", "ms": -969327676494.2936 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-04-16", "window": { "start": { "local": "1939-04-16T06:17:24+08:00", "utc": "1939-04-15T22:17:24Z", "ms": -969241355899.939 }, "end": { "local": "1939-04-16T06:17:24+08:00", "utc": "1939-04-15T22:17:24Z", "ms": -969241355899.939 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:10 on Fri 14 Apr to 20:20 on Sat 15 Apr.", "fact": "1939-04-14T10:09:46Z → 1939-04-15T12:20:26Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 15th and 06:17 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 15th and is not on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35818 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Qingyang, 1939: Saturday 15 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": "1939-04-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-15", "confidence": "determinate" } ], "quote": "In Qingyang, Varūthinī Ekādaśī 1939 falls on Saturday 15 April. Ekādaśī runs from 18:10 on Fri 14 Apr to 20:20 on Sat 15 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-04-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-04-17", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4760, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-04-16T22:08:42+08:00", "utc": "1939-04-16T14:08:42Z", "ms": -969184278292.7416 }, "end": { "local": "1939-04-17T23:28:39+08:00", "utc": "1939-04-17T15:28:39Z", "ms": -969093081023.1034 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-16T22:08:42+08:00", "utc": "1939-04-16T14:08:42Z", "ms": -969184278292.7416 }, "end": { "local": "1939-04-17T23:28:39+08:00", "utc": "1939-04-17T15:28:39Z", "ms": -969093081023.1034 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-04-16", "window": { "start": { "local": "1939-04-16T19:22:10+08:00", "utc": "1939-04-16T11:22:10Z", "ms": -969194269650.631 }, "end": { "local": "1939-04-16T20:49:22+08:00", "utc": "1939-04-16T12:49:22Z", "ms": -969189038317.8997 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1939-04-17", "window": { "start": { "local": "1939-04-17T19:23:00+08:00", "utc": "1939-04-17T11:23:00Z", "ms": -969107819829.0916 }, "end": { "local": "1939-04-17T20:49:54+08:00", "utc": "1939-04-17T12:49:54Z", "ms": -969102605549.5946 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:09 on Sun 16 Apr to 23:29 on Mon 17 Apr.", "fact": "1939-04-16T14:08:42Z → 1939-04-17T15:28:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:22–20:49 on the 16th, 19:23–20:50 on the 17th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 87 minutes on the 16th and 87 of 87 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4760 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Monday 17 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": "1939-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-17", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Monday 17 April. Trayodaśī runs from 22:09 on Sun 16 Apr to 23:29 on Mon 17 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-04-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-04-17", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 430, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-04-17T23:28:39+08:00", "utc": "1939-04-17T15:28:39Z", "ms": -969093081023.1034 }, "end": { "local": "1939-04-19T00:17:30+08:00", "utc": "1939-04-18T16:17:30Z", "ms": -969003749839.3073 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-17T23:28:39+08:00", "utc": "1939-04-17T15:28:39Z", "ms": -969093081023.1034 }, "end": { "local": "1939-04-19T00:17:30+08:00", "utc": "1939-04-18T16:17:30Z", "ms": -969003749839.3073 } }, "kaala": "nishita", "days": [ { "local_date": "1939-04-17", "window": { "start": { "local": "1939-04-18T00:24:54+08:00", "utc": "1939-04-17T16:24:54Z", "ms": -969089706280.978 }, "end": { "local": "1939-04-18T01:12:54+08:00", "utc": "1939-04-17T17:12:54Z", "ms": -969086826280.978 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-04-18", "window": { "start": { "local": "1939-04-19T00:24:40+08:00", "utc": "1939-04-18T16:24:40Z", "ms": -969003320023.0458 }, "end": { "local": "1939-04-19T01:12:40+08:00", "utc": "1939-04-18T17:12:40Z", "ms": -969000440023.0458 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:29 on Mon 17 Apr to 00:18 on Wed 19 Apr.", "fact": "1939-04-17T15:28:39Z → 1939-04-18T16:17:30Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:25–01:13 on the 17th, 00:25–01:13 on the 18th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 430 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Monday 17 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": "1939-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-17", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Monday 17 April. Caturdaśī runs from 23:29 on Mon 17 Apr to 00:18 on Wed 19 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-04-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23180, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-04-21T23:43:22+08:00", "utc": "1939-04-21T15:43:22Z", "ms": -968746597706.0494 }, "end": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-21T23:43:22+08:00", "utc": "1939-04-21T15:43:22Z", "ms": -968746597706.0494 }, "end": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 } }, "kaala": "purvahna", "days": [ { "local_date": "1939-04-22", "window": { "start": { "local": "1939-04-22T06:09:42+08:00", "utc": "1939-04-21T22:09:42Z", "ms": -968723417746.7489 }, "end": { "local": "1939-04-22T10:35:32+08:00", "utc": "1939-04-22T02:35:32Z", "ms": -968707468428.4946 } }, "covered_min": 266, "window_min": 266, "qualifies": true }, { "local_date": "1939-04-23", "window": { "start": { "local": "1939-04-23T06:08:28+08:00", "utc": "1939-04-22T22:08:28Z", "ms": -968637092048.7811 }, "end": { "local": "1939-04-23T10:34:59+08:00", "utc": "1939-04-23T02:34:59Z", "ms": -968621101246.2582 } }, "covered_min": 0, "window_min": 267, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 23:43 on Fri 21 Apr to 22:40 on Sat 22 Apr.", "fact": "1939-04-21T15:43:22Z → 1939-04-22T14:40:01Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:10–10:36 on the 22nd, 06:08–10:35 on the 23rd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 266 of 266 minutes on the 22nd and 0 of 267 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23180 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Qingyang, 1939: Saturday 22 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akshaya-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "not_evaluated": "The row calls the day special with Rohiṇī nakṣatra and a Wednesday; neither is tested.", "kaala": "purvahna", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-22", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Tṛtīyā 1939 falls on Saturday 22 April. Tṛtīyā runs from 23:43 on Fri 21 Apr to 22:40 on Sat 22 Apr and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6441, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-04-21T23:43:22+08:00", "utc": "1939-04-21T15:43:22Z", "ms": -968746597706.0494 }, "end": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-21T23:43:22+08:00", "utc": "1939-04-21T15:43:22Z", "ms": -968746597706.0494 }, "end": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-04-21", "window": { "start": { "local": "1939-04-21T19:26:20+08:00", "utc": "1939-04-21T11:26:20Z", "ms": -968762019904.928 }, "end": { "local": "1939-04-21T20:52:07+08:00", "utc": "1939-04-21T12:52:07Z", "ms": -968756872950.5042 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1939-04-22", "window": { "start": { "local": "1939-04-22T19:27:10+08:00", "utc": "1939-04-22T11:27:10Z", "ms": -968675569791.986 }, "end": { "local": "1939-04-22T20:52:41+08:00", "utc": "1939-04-22T12:52:41Z", "ms": -968670439426.2253 } }, "covered_min": 86, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 23:43 on Fri 21 Apr to 22:40 on Sat 22 Apr.", "fact": "1939-04-21T15:43:22Z → 1939-04-22T14:40:01Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:26–20:52 on the 21st, 19:27–20:53 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 0 of 86 minutes on the 21st and 86 of 86 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6441 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Qingyang, 1939: Saturday 22 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "parashurama-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "kaala": "pradosha", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-22", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Jayantī 1939 falls on Saturday 22 April. Tṛtīyā runs from 23:43 on Fri 21 Apr to 22:40 on Sat 22 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-04-23", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29026, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 }, "end": { "local": "1939-04-23T21:16:01+08:00", "utc": "1939-04-23T13:16:01Z", "ms": -968582639495.9009 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-22T22:40:01+08:00", "utc": "1939-04-22T14:40:01Z", "ms": -968663998567.0399 }, "end": { "local": "1939-04-23T21:16:01+08:00", "utc": "1939-04-23T13:16:01Z", "ms": -968582639495.9009 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-22", "window": { "start": { "local": "1939-04-22T12:24:26+08:00", "utc": "1939-04-22T04:24:26Z", "ms": -968700933769.3674 }, "end": { "local": "1939-04-22T13:12:26+08:00", "utc": "1939-04-22T05:12:26Z", "ms": -968698053769.3674 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-23", "window": { "start": { "local": "1939-04-23T12:24:14+08:00", "utc": "1939-04-23T04:24:14Z", "ms": -968614545844.9966 }, "end": { "local": "1939-04-23T13:12:14+08:00", "utc": "1939-04-23T05:12:14Z", "ms": -968611665844.9966 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:40 on Sat 22 Apr to 21:16 on Sun 23 Apr.", "fact": "1939-04-22T14:40:01Z → 1939-04-23T13:16:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 22nd, 12:24–13:12 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 29026 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Sunday 23 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-23", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Sunday 23 April. Caturthī runs from 22:40 on Sat 22 Apr to 21:16 on Sun 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-04-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22950, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-04-23T21:16:01+08:00", "utc": "1939-04-23T13:16:01Z", "ms": -968582639495.9009 }, "end": { "local": "1939-04-24T19:34:33+08:00", "utc": "1939-04-24T11:34:33Z", "ms": -968502327055.8615 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-23T21:16:01+08:00", "utc": "1939-04-23T13:16:01Z", "ms": -968582639495.9009 }, "end": { "local": "1939-04-24T19:34:33+08:00", "utc": "1939-04-24T11:34:33Z", "ms": -968502327055.8615 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-23", "window": { "start": { "local": "1939-04-23T12:24:14+08:00", "utc": "1939-04-23T04:24:14Z", "ms": -968614545844.9966 }, "end": { "local": "1939-04-23T13:12:14+08:00", "utc": "1939-04-23T05:12:14Z", "ms": -968611665844.9966 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-24", "window": { "start": { "local": "1939-04-24T12:24:03+08:00", "utc": "1939-04-24T04:24:03Z", "ms": -968528157490.4973 }, "end": { "local": "1939-04-24T13:12:03+08:00", "utc": "1939-04-24T05:12:03Z", "ms": -968525277490.4973 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:16 on Sun 23 Apr to 19:35 on Mon 24 Apr.", "fact": "1939-04-23T13:16:01Z → 1939-04-24T11:34:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 23rd, 12:24–13:12 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22950 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Qingyang, 1939: Monday 24 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shankara-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sankara jayanti." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-24", "confidence": "determinate" } ], "quote": "In Qingyang, Śaṅkara Jayantī 1939 falls on Monday 24 April. Pañcamī runs from 21:16 on Sun 23 Apr to 19:35 on Mon 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8399, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-04-25T17:38:45+08:00", "utc": "1939-04-25T09:38:45Z", "ms": -968422875027.8295 }, "end": { "local": "1939-04-26T15:31:39+08:00", "utc": "1939-04-26T07:31:39Z", "ms": -968344100630.4471 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-25T17:38:45+08:00", "utc": "1939-04-25T09:38:45Z", "ms": -968422875027.8295 }, "end": { "local": "1939-04-26T15:31:39+08:00", "utc": "1939-04-26T07:31:39Z", "ms": -968344100630.4471 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-25", "window": { "start": { "local": "1939-04-25T12:23:51+08:00", "utc": "1939-04-25T04:23:51Z", "ms": -968441768697.4583 }, "end": { "local": "1939-04-25T13:11:51+08:00", "utc": "1939-04-25T05:11:51Z", "ms": -968438888697.4583 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-04-26", "window": { "start": { "local": "1939-04-26T12:23:41+08:00", "utc": "1939-04-26T04:23:41Z", "ms": -968355379457.105 }, "end": { "local": "1939-04-26T13:11:41+08:00", "utc": "1939-04-26T05:11:41Z", "ms": -968352499457.105 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 17:39 on Tue 25 Apr to 15:32 on Wed 26 Apr.", "fact": "1939-04-25T09:38:45Z → 1939-04-26T07:31:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 25th, 12:24–13:12 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8399 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Qingyang, 1939: Wednesday 26 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gangotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-26", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṅgotpatti (Ganga Saptami) 1939 falls on Wednesday 26 April. Saptamī runs from 17:39 on Tue 25 Apr to 15:32 on Wed 26 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-04-30", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1009, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-04-29T08:35:07+08:00", "utc": "1939-04-29T00:35:07Z", "ms": -968109892864.251 }, "end": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-29T08:35:07+08:00", "utc": "1939-04-29T00:35:07Z", "ms": -968109892864.251 }, "end": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-04-29", "window": { "start": { "local": "1939-04-29T06:01:21+08:00", "utc": "1939-04-28T22:01:21Z", "ms": -968119119473.659 }, "end": { "local": "1939-04-29T06:01:21+08:00", "utc": "1939-04-28T22:01:21Z", "ms": -968119119473.659 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-04-30", "window": { "start": { "local": "1939-04-30T06:00:13+08:00", "utc": "1939-04-29T22:00:13Z", "ms": -968032787387.8445 }, "end": { "local": "1939-04-30T06:00:13+08:00", "utc": "1939-04-29T22:00:13Z", "ms": -968032787387.8445 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:35 on Sat 29 Apr to 06:17 on Sun 30 Apr.", "fact": "1939-04-29T00:35:07Z → 1939-04-29T22:17:02Z" }, { "step": "kaala", "text": "Sunrise is at 06:01 on the 29th and 06:00 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1009 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Qingyang, 1939: Sunday 30 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-30", "confidence": "determinate" } ], "quote": "In Qingyang, Mohinī Ekādaśī 1939 falls on Sunday 30 April. Ekādaśī runs from 08:35 on Sat 29 Apr to 06:17 on Sun 30 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21960, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 }, "end": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 }, "end": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-30", "window": { "start": { "local": "1939-04-30T12:23:02+08:00", "utc": "1939-04-30T04:23:02Z", "ms": -968009817825.3513 }, "end": { "local": "1939-04-30T13:11:02+08:00", "utc": "1939-04-30T05:11:02Z", "ms": -968006937825.3513 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-05-01", "window": { "start": { "local": "1939-05-01T12:22:54+08:00", "utc": "1939-05-01T04:22:54Z", "ms": -967923426194.9054 }, "end": { "local": "1939-05-01T13:10:54+08:00", "utc": "1939-05-01T05:10:54Z", "ms": -967920546194.9054 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:17 on Sun 30 Apr to 04:07 on Mon 1 May.", "fact": "1939-04-29T22:17:02Z → 1939-04-30T20:06:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 30th, 12:23–13:11 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21960 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Qingyang, 1939: Sunday 30 April.", "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": "1939-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-30", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Dvādaśī 1939 falls on Sunday 30 April. Dvādaśī runs from 06:17 on Sun 30 Apr to 04:07 on Mon 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21960, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 }, "end": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-04-30T06:17:02+08:00", "utc": "1939-04-29T22:17:02Z", "ms": -968031777907.9547 }, "end": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-04-30", "window": { "start": { "local": "1939-04-30T12:23:02+08:00", "utc": "1939-04-30T04:23:02Z", "ms": -968009817825.3513 }, "end": { "local": "1939-04-30T13:11:02+08:00", "utc": "1939-04-30T05:11:02Z", "ms": -968006937825.3513 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-05-01", "window": { "start": { "local": "1939-05-01T12:22:54+08:00", "utc": "1939-05-01T04:22:54Z", "ms": -967923426194.9054 }, "end": { "local": "1939-05-01T13:10:54+08:00", "utc": "1939-05-01T05:10:54Z", "ms": -967920546194.9054 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:17 on Sun 30 Apr to 04:07 on Mon 1 May.", "fact": "1939-04-29T22:17:02Z → 1939-04-30T20:06:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 30th, 12:23–13:11 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21960 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Qingyang, 1939: Sunday 30 April.", "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": "1939-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-04-30", "confidence": "determinate" } ], "quote": "In Qingyang, Rukmiṇī Dvādaśī 1939 falls on Sunday 30 April. Dvādaśī runs from 06:17 on Sun 30 Apr to 04:07 on Mon 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-05-01", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18695, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 }, "end": { "local": "1939-05-02T02:09:24+08:00", "utc": "1939-05-01T18:09:24Z", "ms": -967873836286.1873 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-01T04:06:45+08:00", "utc": "1939-04-30T20:06:45Z", "ms": -967953195267.8708 }, "end": { "local": "1939-05-02T02:09:24+08:00", "utc": "1939-05-01T18:09:24Z", "ms": -967873836286.1873 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-04-30", "window": { "start": { "local": "1939-04-30T19:33:52+08:00", "utc": "1939-04-30T11:33:52Z", "ms": -967983968262.8583 }, "end": { "local": "1939-04-30T20:57:14+08:00", "utc": "1939-04-30T12:57:14Z", "ms": -967978966397.7361 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1939-05-01", "window": { "start": { "local": "1939-05-01T19:34:42+08:00", "utc": "1939-05-01T11:34:42Z", "ms": -967897518115.3693 }, "end": { "local": "1939-05-01T20:57:48+08:00", "utc": "1939-05-01T12:57:48Z", "ms": -967892531713.7268 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:07 on Mon 1 May to 02:09 on Tue 2 May.", "fact": "1939-04-30T20:06:45Z → 1939-05-01T18:09:24Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:34–20:57 on the 30th, 19:35–20:58 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 30th and 83 of 83 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18695 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Monday 1 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": "1939-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-01", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Monday 1 May. Trayodaśī runs from 04:07 on Mon 1 May to 02:09 on Tue 2 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-05-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12723, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-05-02T02:09:24+08:00", "utc": "1939-05-01T18:09:24Z", "ms": -967873836286.1873 }, "end": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-02T02:09:24+08:00", "utc": "1939-05-01T18:09:24Z", "ms": -967873836286.1873 }, "end": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-05-01", "window": { "start": { "local": "1939-05-01T19:34:42+08:00", "utc": "1939-05-01T11:34:42Z", "ms": -967897518115.3693 }, "end": { "local": "1939-05-01T20:57:48+08:00", "utc": "1939-05-01T12:57:48Z", "ms": -967892531713.7268 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1939-05-02", "window": { "start": { "local": "1939-05-02T19:35:32+08:00", "utc": "1939-05-02T11:35:32Z", "ms": -967811068001.088 }, "end": { "local": "1939-05-02T20:58:23+08:00", "utc": "1939-05-02T12:58:23Z", "ms": -967806096913.3517 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:09 on Tue 2 May to 00:30 on Wed 3 May.", "fact": "1939-05-01T18:09:24Z → 1939-05-02T16:30:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:35–20:58 on the 1st, 19:36–20:58 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 1st and 83 of 83 on the 2nd.", "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 12723 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Qingyang, 1939: Tuesday 2 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": "1939-05-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-02", "confidence": "determinate" } ], "quote": "In Qingyang, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1939 falls on Tuesday 2 May. Caturdaśī runs from 02:09 on Tue 2 May to 00:30 on Wed 3 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36282, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 }, "end": { "local": "1939-05-03T23:15:21+08:00", "utc": "1939-05-03T15:15:21Z", "ms": -967711479217.7323 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 }, "end": { "local": "1939-05-03T23:15:21+08:00", "utc": "1939-05-03T15:15:21Z", "ms": -967711479217.7323 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-02", "window": { "start": { "local": "1939-05-02T12:22:46+08:00", "utc": "1939-05-02T04:22:46Z", "ms": -967837034052.0696 }, "end": { "local": "1939-05-02T13:10:46+08:00", "utc": "1939-05-02T05:10:46Z", "ms": -967834154052.0696 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-05-03", "window": { "start": { "local": "1939-05-03T12:22:39+08:00", "utc": "1939-05-03T04:22:39Z", "ms": -967750641385.2257 }, "end": { "local": "1939-05-03T13:10:39+08:00", "utc": "1939-05-03T05:10:39Z", "ms": -967747761385.2257 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:30 on Wed 3 May to 23:15 on Wed 3 May.", "fact": "1939-05-02T16:30:26Z → 1939-05-03T15:15:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 2nd, 12:23–13:11 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36282 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Qingyang, 1939: Wednesday 3 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": "1939-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-03", "confidence": "determinate" } ], "quote": "In Qingyang, Buddha Pūrṇimā 1939 falls on Wednesday 3 May. Pūrṇimā runs from 00:30 on Wed 3 May to 23:15 on Wed 3 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36282, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 }, "end": { "local": "1939-05-03T23:15:21+08:00", "utc": "1939-05-03T15:15:21Z", "ms": -967711479217.7323 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-03T00:30:26+08:00", "utc": "1939-05-02T16:30:26Z", "ms": -967793374126.0945 }, "end": { "local": "1939-05-03T23:15:21+08:00", "utc": "1939-05-03T15:15:21Z", "ms": -967711479217.7323 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-02", "window": { "start": { "local": "1939-05-02T12:22:46+08:00", "utc": "1939-05-02T04:22:46Z", "ms": -967837034052.0696 }, "end": { "local": "1939-05-02T13:10:46+08:00", "utc": "1939-05-02T05:10:46Z", "ms": -967834154052.0696 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-05-03", "window": { "start": { "local": "1939-05-03T12:22:39+08:00", "utc": "1939-05-03T04:22:39Z", "ms": -967750641385.2257 }, "end": { "local": "1939-05-03T13:10:39+08:00", "utc": "1939-05-03T05:10:39Z", "ms": -967747761385.2257 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:30 on Wed 3 May to 23:15 on Wed 3 May.", "fact": "1939-05-02T16:30:26Z → 1939-05-03T15:15:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 2nd, 12:23–13:11 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36282 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Qingyang, 1939: Wednesday 3 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": "1939-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-03", "confidence": "determinate" } ], "quote": "In Qingyang, Sampat Gaurī Vrata 1939 falls on Wednesday 3 May. Pūrṇimā runs from 00:30 on Wed 3 May to 23:15 on Wed 3 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-05-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1271, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-05-06T22:39:42+08:00", "utc": "1939-05-06T14:39:42Z", "ms": -967454417730.9426 }, "end": { "local": "1939-05-07T23:39:09+08:00", "utc": "1939-05-07T15:39:09Z", "ms": -967364450683.0284 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-06T22:39:42+08:00", "utc": "1939-05-06T14:39:42Z", "ms": -967454417730.9426 }, "end": { "local": "1939-05-07T23:39:09+08:00", "utc": "1939-05-07T15:39:09Z", "ms": -967364450683.0284 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-05-06", "window": { "start": { "local": "1939-05-06T22:18:31+08:00", "utc": "1939-05-06T14:18:31Z", "ms": -967455688853.0004 }, "end": { "local": "1939-05-06T22:18:31+08:00", "utc": "1939-05-06T14:18:31Z", "ms": -967455688853.0004 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-05-07", "window": { "start": { "local": "1939-05-07T23:07:17+08:00", "utc": "1939-05-07T15:07:17Z", "ms": -967366362714.9275 }, "end": { "local": "1939-05-07T23:07:17+08:00", "utc": "1939-05-07T15:07:17Z", "ms": -967366362714.9275 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:40 on Sat 6 May to 23:39 on Sun 7 May.", "fact": "1939-05-06T14:39:42Z → 1939-05-07T15:39:09Z" }, { "step": "kaala", "text": "Moonrise is at 22:19 on the 6th and 23:07 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1271 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Sunday 7 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": "1939-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-07", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Sunday 7 May. Caturthī runs from 22:40 on Sat 6 May to 23:39 on Sun 7 May and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-05-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-05-15", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22251, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-05-14T11:57:14+08:00", "utc": "1939-05-14T03:57:14Z", "ms": -966801766030.5349 }, "end": { "local": "1939-05-15T13:18:54+08:00", "utc": "1939-05-15T05:18:54Z", "ms": -966710465758.4786 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-14T11:57:14+08:00", "utc": "1939-05-14T03:57:14Z", "ms": -966801766030.5349 }, "end": { "local": "1939-05-15T13:18:54+08:00", "utc": "1939-05-15T05:18:54Z", "ms": -966710465758.4786 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-05-14", "window": { "start": { "local": "1939-05-14T05:46:23+08:00", "utc": "1939-05-13T21:46:23Z", "ms": -966824016676.7319 }, "end": { "local": "1939-05-14T05:46:23+08:00", "utc": "1939-05-13T21:46:23Z", "ms": -966824016676.7319 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-05-15", "window": { "start": { "local": "1939-05-15T05:45:34+08:00", "utc": "1939-05-14T21:45:34Z", "ms": -966737666108.85 }, "end": { "local": "1939-05-15T05:45:34+08:00", "utc": "1939-05-14T21:45:34Z", "ms": -966737666108.85 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:57 on Sun 14 May to 13:19 on Mon 15 May.", "fact": "1939-05-14T03:57:14Z → 1939-05-15T05:18:54Z" }, { "step": "kaala", "text": "Sunrise is at 05:46 on the 14th and 05:46 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22251 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Qingyang, 1939: Monday 15 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": "1939-05-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-15", "confidence": "determinate" } ], "quote": "In Qingyang, Aparā Ekādaśī 1939 falls on Monday 15 May. Ekādaśī runs from 11:57 on Sun 14 May to 13:19 on Mon 15 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-05-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-05-16", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20378, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-05-16T14:03:24+08:00", "utc": "1939-05-16T06:03:24Z", "ms": -966621395553.2928 }, "end": { "local": "1939-05-17T14:08:13+08:00", "utc": "1939-05-17T06:08:13Z", "ms": -966534707220.8809 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-16T14:03:24+08:00", "utc": "1939-05-16T06:03:24Z", "ms": -966621395553.2928 }, "end": { "local": "1939-05-17T14:08:13+08:00", "utc": "1939-05-17T06:08:13Z", "ms": -966534707220.8809 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-05-16", "window": { "start": { "local": "1939-05-16T19:47:03+08:00", "utc": "1939-05-16T11:47:03Z", "ms": -966600776931.6508 }, "end": { "local": "1939-05-16T21:06:39+08:00", "utc": "1939-05-16T13:06:39Z", "ms": -966596001425.9131 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "1939-05-17", "window": { "start": { "local": "1939-05-17T19:47:51+08:00", "utc": "1939-05-17T11:47:51Z", "ms": -966514329111.7732 }, "end": { "local": "1939-05-17T21:07:14+08:00", "utc": "1939-05-17T13:07:14Z", "ms": -966509565989.9585 } }, "covered_min": 0, "window_min": 79, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:03 on Tue 16 May to 14:08 on Wed 17 May.", "fact": "1939-05-16T06:03:24Z → 1939-05-17T06:08:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:47–21:07 on the 16th, 19:48–21:07 on the 17th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 80 of 80 minutes on the 16th and 0 of 79 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20378 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Tuesday 16 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": "1939-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-16", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Tuesday 16 May. Trayodaśī runs from 14:03 on Tue 16 May to 14:08 on Wed 17 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-05-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-05-17", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36800, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-05-17T14:08:13+08:00", "utc": "1939-05-17T06:08:13Z", "ms": -966534707220.8809 }, "end": { "local": "1939-05-18T13:34:11+08:00", "utc": "1939-05-18T05:34:11Z", "ms": -966450349137.5309 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-17T14:08:13+08:00", "utc": "1939-05-17T06:08:13Z", "ms": -966534707220.8809 }, "end": { "local": "1939-05-18T13:34:11+08:00", "utc": "1939-05-18T05:34:11Z", "ms": -966450349137.5309 } }, "kaala": "nishita", "days": [ { "local_date": "1939-05-17", "window": { "start": { "local": "1939-05-18T00:21:33+08:00", "utc": "1939-05-17T16:21:33Z", "ms": -966497907404.968 }, "end": { "local": "1939-05-18T01:09:33+08:00", "utc": "1939-05-17T17:09:33Z", "ms": -966495027404.968 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-05-18", "window": { "start": { "local": "1939-05-19T00:21:35+08:00", "utc": "1939-05-18T16:21:35Z", "ms": -966411505452.1973 }, "end": { "local": "1939-05-19T01:09:35+08:00", "utc": "1939-05-18T17:09:35Z", "ms": -966408625452.1973 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 14:08 on Wed 17 May to 13:34 on Thu 18 May.", "fact": "1939-05-17T06:08:13Z → 1939-05-18T05:34:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:22–01:10 on the 17th, 00:22–01:10 on the 18th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36800 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Wednesday 17 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": "1939-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-17", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Wednesday 17 May. Caturdaśī runs from 14:08 on Wed 17 May to 13:34 on Thu 18 May and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13162, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-05-21T08:42:41+08:00", "utc": "1939-05-21T00:42:41Z", "ms": -966208638923.6417 }, "end": { "local": "1939-05-22T06:23:13+08:00", "utc": "1939-05-21T22:23:13Z", "ms": -966130606902.5907 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-21T08:42:41+08:00", "utc": "1939-05-21T00:42:41Z", "ms": -966208638923.6417 }, "end": { "local": "1939-05-22T06:23:13+08:00", "utc": "1939-05-21T22:23:13Z", "ms": -966130606902.5907 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-21", "window": { "start": { "local": "1939-05-21T12:22:03+08:00", "utc": "1939-05-21T04:22:03Z", "ms": -966195476756.5159 }, "end": { "local": "1939-05-21T13:10:03+08:00", "utc": "1939-05-21T05:10:03Z", "ms": -966192596756.5159 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-05-22", "window": { "start": { "local": "1939-05-22T12:22:07+08:00", "utc": "1939-05-22T04:22:07Z", "ms": -966109073391.1919 }, "end": { "local": "1939-05-22T13:10:07+08:00", "utc": "1939-05-22T05:10:07Z", "ms": -966106193391.1919 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 08:43 on Sun 21 May to 06:23 on Mon 22 May.", "fact": "1939-05-21T00:42:41Z → 1939-05-21T22:23:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 21st, 12:22–13:10 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 13162 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Qingyang, 1939: Sunday 21 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rambha-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Rambha trtiya (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-05-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-21", "confidence": "determinate" } ], "quote": "In Qingyang, Rambhā Tṛtīyā 1939 falls on Sunday 21 May. Tṛtīyā runs from 08:43 on Sun 21 May to 06:23 on Mon 22 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-05-22", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21534, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-05-22T06:23:13+08:00", "utc": "1939-05-21T22:23:13Z", "ms": -966130606902.5907 }, "end": { "local": "1939-05-23T03:53:58+08:00", "utc": "1939-05-22T19:53:58Z", "ms": -966053162252.011 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-22T06:23:13+08:00", "utc": "1939-05-21T22:23:13Z", "ms": -966130606902.5907 }, "end": { "local": "1939-05-23T03:53:58+08:00", "utc": "1939-05-22T19:53:58Z", "ms": -966053162252.011 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-22", "window": { "start": { "local": "1939-05-22T12:22:07+08:00", "utc": "1939-05-22T04:22:07Z", "ms": -966109073391.1919 }, "end": { "local": "1939-05-22T13:10:07+08:00", "utc": "1939-05-22T05:10:07Z", "ms": -966106193391.1919 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-05-23", "window": { "start": { "local": "1939-05-23T12:22:10+08:00", "utc": "1939-05-23T04:22:10Z", "ms": -966022669515.4438 }, "end": { "local": "1939-05-23T13:10:10+08:00", "utc": "1939-05-23T05:10:10Z", "ms": -966019789515.4438 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:23 on Mon 22 May to 03:54 on Tue 23 May.", "fact": "1939-05-21T22:23:13Z → 1939-05-22T19:53:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 22nd, 12:22–13:10 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21534 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Monday 22 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-22", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Monday 22 May. Caturthī runs from 06:23 on Mon 22 May to 03:54 on Tue 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-05-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34847, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-05-24T01:21:20+08:00", "utc": "1939-05-23T17:21:20Z", "ms": -965975920208.5938 }, "end": { "local": "1939-05-24T22:51:01+08:00", "utc": "1939-05-24T14:51:01Z", "ms": -965898538538.7936 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-24T01:21:20+08:00", "utc": "1939-05-23T17:21:20Z", "ms": -965975920208.5938 }, "end": { "local": "1939-05-24T22:51:01+08:00", "utc": "1939-05-24T14:51:01Z", "ms": -965898538538.7936 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-23", "window": { "start": { "local": "1939-05-23T12:22:10+08:00", "utc": "1939-05-23T04:22:10Z", "ms": -966022669515.4438 }, "end": { "local": "1939-05-23T13:10:10+08:00", "utc": "1939-05-23T05:10:10Z", "ms": -966019789515.4438 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-05-24", "window": { "start": { "local": "1939-05-24T12:22:15+08:00", "utc": "1939-05-24T04:22:15Z", "ms": -965936265141.498 }, "end": { "local": "1939-05-24T13:10:15+08:00", "utc": "1939-05-24T05:10:15Z", "ms": -965933385141.498 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 01:21 on Wed 24 May to 22:51 on Wed 24 May.", "fact": "1939-05-23T17:21:20Z → 1939-05-24T14:51:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 23rd, 12:22–13:10 on the 24th.", "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 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34847 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Qingyang, 1939: Wednesday 24 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aranya-gauri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-24", "confidence": "determinate" } ], "quote": "In Qingyang, Araṇya Gaurī Vrata 1939 falls on Wednesday 24 May. Ṣaṣṭhī runs from 01:21 on Wed 24 May to 22:51 on Wed 24 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34847, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-05-24T01:21:20+08:00", "utc": "1939-05-23T17:21:20Z", "ms": -965975920208.5938 }, "end": { "local": "1939-05-24T22:51:01+08:00", "utc": "1939-05-24T14:51:01Z", "ms": -965898538538.7936 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-24T01:21:20+08:00", "utc": "1939-05-23T17:21:20Z", "ms": -965975920208.5938 }, "end": { "local": "1939-05-24T22:51:01+08:00", "utc": "1939-05-24T14:51:01Z", "ms": -965898538538.7936 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-23", "window": { "start": { "local": "1939-05-23T12:22:10+08:00", "utc": "1939-05-23T04:22:10Z", "ms": -966022669515.4438 }, "end": { "local": "1939-05-23T13:10:10+08:00", "utc": "1939-05-23T05:10:10Z", "ms": -966019789515.4438 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-05-24", "window": { "start": { "local": "1939-05-24T12:22:15+08:00", "utc": "1939-05-24T04:22:15Z", "ms": -965936265141.498 }, "end": { "local": "1939-05-24T13:10:15+08:00", "utc": "1939-05-24T05:10:15Z", "ms": -965933385141.498 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 01:21 on Wed 24 May to 22:51 on Wed 24 May.", "fact": "1939-05-23T17:21:20Z → 1939-05-24T14:51:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 23rd, 12:22–13:10 on the 24th.", "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 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34847 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Qingyang, 1939: Wednesday 24 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi-jyaishtha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-24", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1939 falls on Wednesday 24 May. Ṣaṣṭhī runs from 01:21 on Wed 24 May to 22:51 on Wed 24 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-05-29", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27304, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-05-28T14:35:38+08:00", "utc": "1939-05-28T06:35:38Z", "ms": -965582662464.0879 }, "end": { "local": "1939-05-29T13:11:44+08:00", "utc": "1939-05-29T05:11:44Z", "ms": -965501296187.8429 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-28T14:35:38+08:00", "utc": "1939-05-28T06:35:38Z", "ms": -965582662464.0879 }, "end": { "local": "1939-05-29T13:11:44+08:00", "utc": "1939-05-29T05:11:44Z", "ms": -965501296187.8429 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-05-28", "window": { "start": { "local": "1939-05-28T05:37:08+08:00", "utc": "1939-05-27T21:37:08Z", "ms": -965614971858.8405 }, "end": { "local": "1939-05-28T05:37:08+08:00", "utc": "1939-05-27T21:37:08Z", "ms": -965614971858.8405 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-05-29", "window": { "start": { "local": "1939-05-29T05:36:40+08:00", "utc": "1939-05-28T21:36:40Z", "ms": -965528599737.9379 }, "end": { "local": "1939-05-29T05:36:40+08:00", "utc": "1939-05-28T21:36:40Z", "ms": -965528599737.9379 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:36 on Sun 28 May to 13:12 on Mon 29 May.", "fact": "1939-05-28T06:35:38Z → 1939-05-29T05:11:44Z" }, { "step": "kaala", "text": "Sunrise is at 05:37 on the 28th and 05:37 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 28th and is on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27304 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Qingyang, 1939: Monday 29 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": "1939-05-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-29", "confidence": "determinate" } ], "quote": "In Qingyang, Nirjalā Ekādaśī 1939 falls on Monday 29 May. Ekādaśī runs from 14:36 on Sun 28 May to 13:12 on Mon 29 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-05-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-30", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 60, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-05-29T13:11:44+08:00", "utc": "1939-05-29T05:11:44Z", "ms": -965501296187.8429 }, "end": { "local": "1939-05-30T12:07:30+08:00", "utc": "1939-05-30T04:07:30Z", "ms": -965418749938.7312 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-29T13:11:44+08:00", "utc": "1939-05-29T05:11:44Z", "ms": -965501296187.8429 }, "end": { "local": "1939-05-30T12:07:30+08:00", "utc": "1939-05-30T04:07:30Z", "ms": -965418749938.7312 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-05-29", "window": { "start": { "local": "1939-05-29T12:22:44+08:00", "utc": "1939-05-29T04:22:44Z", "ms": -965504236192.8071 }, "end": { "local": "1939-05-29T13:10:44+08:00", "utc": "1939-05-29T05:10:44Z", "ms": -965501356192.8071 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-05-30", "window": { "start": { "local": "1939-05-30T12:22:51+08:00", "utc": "1939-05-30T04:22:51Z", "ms": -965417829059.6622 }, "end": { "local": "1939-05-30T13:10:51+08:00", "utc": "1939-05-30T05:10:51Z", "ms": -965414949059.6622 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 13:12 on Mon 29 May to 12:08 on Tue 30 May.", "fact": "1939-05-29T05:11:44Z → 1939-05-30T04:07:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 29th, 12:23–13:11 on the 30th.", "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 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 60 s < 300 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Qingyang, 1939: Tuesday 30 May.", "fact": "confidence: boundary (margin)" } ], "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": "1939-05-30", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-29", "confidence": "determinate" } ], "quote": "In Qingyang, Śrī Rāma Dvādaśī 1939 falls on Tuesday 30 May. Dvādaśī runs from 13:12 on Mon 29 May to 12:08 on Tue 30 May, and reaches madhyāhna on neither day. It is 1 min 00 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-05-30", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28198, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-05-30T12:07:30+08:00", "utc": "1939-05-30T04:07:30Z", "ms": -965418749938.7312 }, "end": { "local": "1939-05-31T11:24:39+08:00", "utc": "1939-05-31T03:24:39Z", "ms": -965334920503.7095 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-05-30T12:07:30+08:00", "utc": "1939-05-30T04:07:30Z", "ms": -965418749938.7312 }, "end": { "local": "1939-05-31T11:24:39+08:00", "utc": "1939-05-31T03:24:39Z", "ms": -965334920503.7095 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-05-30", "window": { "start": { "local": "1939-05-30T19:57:28+08:00", "utc": "1939-05-30T11:57:28Z", "ms": -965390552142.3268 }, "end": { "local": "1939-05-30T21:14:35+08:00", "utc": "1939-05-30T13:14:35Z", "ms": -965385925265.2557 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "1939-05-31", "window": { "start": { "local": "1939-05-31T19:58:08+08:00", "utc": "1939-05-31T11:58:08Z", "ms": -965304112439.8177 }, "end": { "local": "1939-05-31T21:15:06+08:00", "utc": "1939-05-31T13:15:06Z", "ms": -965299493913.0219 } }, "covered_min": 0, "window_min": 77, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:08 on Tue 30 May to 11:25 on Wed 31 May.", "fact": "1939-05-30T04:07:30Z → 1939-05-31T03:24:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:15 on the 30th, 19:58–21:15 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 77 of 77 minutes on the 30th and 0 of 77 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 28198 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Tuesday 30 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": "1939-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-05-30", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Tuesday 30 May. Trayodaśī runs from 12:08 on Tue 30 May to 11:25 on Wed 31 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31708, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-06-01T11:05:07+08:00", "utc": "1939-06-01T03:05:07Z", "ms": -965249692577.2109 }, "end": { "local": "1939-06-02T11:10:56+08:00", "utc": "1939-06-02T03:10:56Z", "ms": -965162943874.0302 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-01T11:05:07+08:00", "utc": "1939-06-01T03:05:07Z", "ms": -965249692577.2109 }, "end": { "local": "1939-06-02T11:10:56+08:00", "utc": "1939-06-02T03:10:56Z", "ms": -965162943874.0302 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-06-01", "window": { "start": { "local": "1939-06-01T19:58:46+08:00", "utc": "1939-06-01T11:58:46Z", "ms": -965217673572.0144 }, "end": { "local": "1939-06-01T21:15:37+08:00", "utc": "1939-06-01T13:15:37Z", "ms": -965213063061.1597 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "1939-06-02", "window": { "start": { "local": "1939-06-02T19:59:24+08:00", "utc": "1939-06-02T11:59:24Z", "ms": -965131235571.0709 }, "end": { "local": "1939-06-02T21:16:07+08:00", "utc": "1939-06-02T13:16:07Z", "ms": -965126632736.341 } }, "covered_min": 0, "window_min": 77, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:05 on Thu 1 Jun to 11:11 on Fri 2 Jun.", "fact": "1939-06-01T03:05:07Z → 1939-06-02T03:10:56Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:59–21:16 on the 1st, 19:59–21:16 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 77 of 77 minutes on the 1st and 0 of 77 on the 2nd.", "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 31708 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Qingyang, 1939: Thursday 1 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": "1939-06-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-01", "confidence": "determinate" } ], "quote": "In Qingyang, Vaṭa Sāvitrī Vrata 1939 falls on Thursday 1 June. Pūrṇimā runs from 11:05 on Thu 1 Jun to 11:11 on Fri 2 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-06-05", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25004, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-06-05T14:14:00+08:00", "utc": "1939-06-05T06:14:00Z", "ms": -964892760477.5854 }, "end": { "local": "1939-06-06T16:07:39+08:00", "utc": "1939-06-06T08:07:39Z", "ms": -964799541218.9017 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-05T14:14:00+08:00", "utc": "1939-06-05T06:14:00Z", "ms": -964892760477.5854 }, "end": { "local": "1939-06-06T16:07:39+08:00", "utc": "1939-06-06T08:07:39Z", "ms": -964799541218.9017 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-06-05", "window": { "start": { "local": "1939-06-05T22:27:10+08:00", "utc": "1939-06-05T14:27:10Z", "ms": -964863169787.5701 }, "end": { "local": "1939-06-05T22:27:10+08:00", "utc": "1939-06-05T14:27:10Z", "ms": -964863169787.5701 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-06-06", "window": { "start": { "local": "1939-06-06T23:04:22+08:00", "utc": "1939-06-06T15:04:22Z", "ms": -964774537695.6466 }, "end": { "local": "1939-06-06T23:04:22+08:00", "utc": "1939-06-06T15:04:22Z", "ms": -964774537695.6466 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:14 on Mon 5 Jun to 16:08 on Tue 6 Jun.", "fact": "1939-06-05T06:14:00Z → 1939-06-06T08:07:39Z" }, { "step": "kaala", "text": "Moonrise is at 22:27 on the 5th and 23:04 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 5th and is not on the 6th.", "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 25004 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Monday 5 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": "1939-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-05", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Monday 5 June. Caturthī runs from 14:14 on Mon 5 Jun to 16:08 on Tue 6 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-06-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-06-13", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5897, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-06-13T03:41:01+08:00", "utc": "1939-06-12T19:41:01Z", "ms": -964239539008.8787 }, "end": { "local": "1939-06-14T03:54:46+08:00", "utc": "1939-06-13T19:54:46Z", "ms": -964152314484.5703 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-13T03:41:01+08:00", "utc": "1939-06-12T19:41:01Z", "ms": -964239539008.8787 }, "end": { "local": "1939-06-14T03:54:46+08:00", "utc": "1939-06-13T19:54:46Z", "ms": -964152314484.5703 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-06-13", "window": { "start": { "local": "1939-06-13T05:33:03+08:00", "utc": "1939-06-12T21:33:03Z", "ms": -964232816651.7688 }, "end": { "local": "1939-06-13T05:33:03+08:00", "utc": "1939-06-12T21:33:03Z", "ms": -964232816651.7688 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-06-14", "window": { "start": { "local": "1939-06-14T05:33:02+08:00", "utc": "1939-06-13T21:33:02Z", "ms": -964146417596.386 }, "end": { "local": "1939-06-14T05:33:02+08:00", "utc": "1939-06-13T21:33:02Z", "ms": -964146417596.386 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:41 on Tue 13 Jun to 03:55 on Wed 14 Jun.", "fact": "1939-06-12T19:41:01Z → 1939-06-13T19:54:46Z" }, { "step": "kaala", "text": "Sunrise is at 05:33 on the 13th and 05:33 on the 14th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5897 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Qingyang, 1939: Tuesday 13 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": "1939-06-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-13", "confidence": "determinate" } ], "quote": "In Qingyang, Yoginī Ekādaśī 1939 falls on Tuesday 13 June. Ekādaśī runs from 03:41 on Tue 13 Jun to 03:55 on Wed 14 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-06-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-06-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16951, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-06-15T03:21:52+08:00", "utc": "1939-06-14T19:21:52Z", "ms": -964067887745.3038 }, "end": { "local": "1939-06-16T02:04:11+08:00", "utc": "1939-06-15T18:04:11Z", "ms": -963986149058.7118 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-15T03:21:52+08:00", "utc": "1939-06-14T19:21:52Z", "ms": -964067887745.3038 }, "end": { "local": "1939-06-16T02:04:11+08:00", "utc": "1939-06-15T18:04:11Z", "ms": -963986149058.7118 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-06-14", "window": { "start": { "local": "1939-06-14T20:05:41+08:00", "utc": "1939-06-14T12:05:41Z", "ms": -964094059404.4688 }, "end": { "local": "1939-06-14T21:21:20+08:00", "utc": "1939-06-14T13:21:20Z", "ms": -964089520402.2383 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "1939-06-15", "window": { "start": { "local": "1939-06-15T20:06:04+08:00", "utc": "1939-06-15T12:06:04Z", "ms": -964007635750.3842 }, "end": { "local": "1939-06-15T21:21:40+08:00", "utc": "1939-06-15T13:21:40Z", "ms": -964003099589.3523 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:22 on Thu 15 Jun to 02:04 on Fri 16 Jun.", "fact": "1939-06-14T19:21:52Z → 1939-06-15T18:04:11Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:06–21:21 on the 14th, 20:06–21:22 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 76 minutes on the 14th and 76 of 76 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 16951 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Thursday 15 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-15", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Thursday 15 June. Trayodaśī runs from 03:22 on Thu 15 Jun to 02:04 on Fri 16 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-06-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-06-15", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-15", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1144, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-06-16T02:04:11+08:00", "utc": "1939-06-15T18:04:11Z", "ms": -963986149058.7118 }, "end": { "local": "1939-06-17T00:06:44+08:00", "utc": "1939-06-16T16:06:44Z", "ms": -963906796029.9731 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-16T02:04:11+08:00", "utc": "1939-06-15T18:04:11Z", "ms": -963986149058.7118 }, "end": { "local": "1939-06-17T00:06:44+08:00", "utc": "1939-06-16T16:06:44Z", "ms": -963906796029.9731 } }, "kaala": "nishita", "days": [ { "local_date": "1939-06-15", "window": { "start": { "local": "1939-06-16T00:25:35+08:00", "utc": "1939-06-15T16:25:35Z", "ms": -963992065146.5149 }, "end": { "local": "1939-06-16T01:13:35+08:00", "utc": "1939-06-15T17:13:35Z", "ms": -963989185146.5149 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-06-16", "window": { "start": { "local": "1939-06-17T00:25:48+08:00", "utc": "1939-06-16T16:25:48Z", "ms": -963905652010.2219 }, "end": { "local": "1939-06-17T01:13:48+08:00", "utc": "1939-06-16T17:13:48Z", "ms": -963902772010.2219 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:04 on Fri 16 Jun to 00:07 on Sat 17 Jun.", "fact": "1939-06-15T18:04:11Z → 1939-06-16T16:06:44Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:26–01:14 on the 15th, 00:26–01:14 on the 16th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1144 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Thursday 15 June.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-15", "confidence": "boundary" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Thursday 15 June. Caturdaśī runs from 02:04 on Fri 16 Jun to 00:07 on Sat 17 Jun, and reaches niśītha on neither day.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-06-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8471, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1939-06-18T18:43:20+08:00", "utc": "1939-06-18T10:43:20Z", "ms": -963753400269.9369 }, "end": { "local": "1939-06-19T15:35:35+08:00", "utc": "1939-06-19T07:35:35Z", "ms": -963678265271.5771 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-18T18:43:20+08:00", "utc": "1939-06-18T10:43:20Z", "ms": -963753400269.9369 }, "end": { "local": "1939-06-19T15:35:35+08:00", "utc": "1939-06-19T07:35:35Z", "ms": -963678265271.5771 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-06-18", "window": { "start": { "local": "1939-06-18T12:26:11+08:00", "utc": "1939-06-18T04:26:11Z", "ms": -963776029005.2886 }, "end": { "local": "1939-06-18T13:14:11+08:00", "utc": "1939-06-18T05:14:11Z", "ms": -963773149005.2886 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-06-19", "window": { "start": { "local": "1939-06-19T12:26:24+08:00", "utc": "1939-06-19T04:26:24Z", "ms": -963689616404.011 }, "end": { "local": "1939-06-19T13:14:24+08:00", "utc": "1939-06-19T05:14:24Z", "ms": -963686736404.011 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 18:43 on Sun 18 Jun to 15:36 on Mon 19 Jun.", "fact": "1939-06-18T10:43:20Z → 1939-06-19T07:35:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 18th, 12:26–13:14 on the 19th.", "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 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8471 s" }, { "step": "ruling", "text": "Rathayātrā, Qingyang, 1939: Monday 19 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-19", "confidence": "determinate" } ], "quote": "In Qingyang, Rathayātrā 1939 falls on Monday 19 June. Dvitīyā runs from 18:43 on Sun 18 Jun to 15:36 on Mon 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-06-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-20", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 209, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-06-20T12:23:07+08:00", "utc": "1939-06-20T04:23:07Z", "ms": -963603413094.2448 }, "end": { "local": "1939-06-21T09:14:59+08:00", "utc": "1939-06-21T01:14:59Z", "ms": -963528300785.5355 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-20T12:23:07+08:00", "utc": "1939-06-20T04:23:07Z", "ms": -963603413094.2448 }, "end": { "local": "1939-06-21T09:14:59+08:00", "utc": "1939-06-21T01:14:59Z", "ms": -963528300785.5355 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-06-20", "window": { "start": { "local": "1939-06-20T12:26:36+08:00", "utc": "1939-06-20T04:26:36Z", "ms": -963603203769.085 }, "end": { "local": "1939-06-20T13:14:36+08:00", "utc": "1939-06-20T05:14:36Z", "ms": -963600323769.085 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-06-21", "window": { "start": { "local": "1939-06-21T12:26:49+08:00", "utc": "1939-06-21T04:26:49Z", "ms": -963516791128.8741 }, "end": { "local": "1939-06-21T13:14:49+08:00", "utc": "1939-06-21T05:14:49Z", "ms": -963513911128.8741 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:23 on Tue 20 Jun to 09:15 on Wed 21 Jun.", "fact": "1939-06-20T04:23:07Z → 1939-06-21T01:14:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 20th, 12:27–13:15 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 209 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Tuesday 20 June.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-20", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Tuesday 20 June. Caturthī runs from 12:23 on Tue 20 Jun to 09:15 on Wed 21 Jun and covers all of madhyāhna that midday. It is 3 min 29 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-06-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11510, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-06-21T09:14:59+08:00", "utc": "1939-06-21T01:14:59Z", "ms": -963528300785.5355 }, "end": { "local": "1939-06-22T06:19:20+08:00", "utc": "1939-06-21T22:19:20Z", "ms": -963452440218.7563 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-21T09:14:59+08:00", "utc": "1939-06-21T01:14:59Z", "ms": -963528300785.5355 }, "end": { "local": "1939-06-22T06:19:20+08:00", "utc": "1939-06-21T22:19:20Z", "ms": -963452440218.7563 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-06-21", "window": { "start": { "local": "1939-06-21T12:26:49+08:00", "utc": "1939-06-21T04:26:49Z", "ms": -963516791128.8741 }, "end": { "local": "1939-06-21T13:14:49+08:00", "utc": "1939-06-21T05:14:49Z", "ms": -963513911128.8741 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-06-22", "window": { "start": { "local": "1939-06-22T12:27:01+08:00", "utc": "1939-06-22T04:27:01Z", "ms": -963430378510.632 }, "end": { "local": "1939-06-22T13:15:01+08:00", "utc": "1939-06-22T05:15:01Z", "ms": -963427498510.632 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 09:15 on Wed 21 Jun to 06:19 on Thu 22 Jun.", "fact": "1939-06-21T01:14:59Z → 1939-06-21T22:19:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 21st, 12:27–13:15 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11510 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Qingyang, 1939: Wednesday 21 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Skanda pancami (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-21", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Pañcamī 1939 falls on Wednesday 21 June. Pañcamī runs from 09:15 on Wed 21 Jun to 06:19 on Thu 22 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31457, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-06-23T03:42:57+08:00", "utc": "1939-06-22T19:42:57Z", "ms": -963375422764.2185 }, "end": { "local": "1939-06-24T01:31:00+08:00", "utc": "1939-06-23T17:31:00Z", "ms": -963296939631.5615 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-23T03:42:57+08:00", "utc": "1939-06-22T19:42:57Z", "ms": -963375422764.2185 }, "end": { "local": "1939-06-24T01:31:00+08:00", "utc": "1939-06-23T17:31:00Z", "ms": -963296939631.5615 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-06-23", "window": { "start": { "local": "1939-06-23T12:27:14+08:00", "utc": "1939-06-23T04:27:14Z", "ms": -963343965940.1877 }, "end": { "local": "1939-06-23T13:15:14+08:00", "utc": "1939-06-23T05:15:14Z", "ms": -963341085940.1877 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-06-24", "window": { "start": { "local": "1939-06-24T12:27:27+08:00", "utc": "1939-06-24T04:27:27Z", "ms": -963257553441.8932 }, "end": { "local": "1939-06-24T13:15:27+08:00", "utc": "1939-06-24T05:15:27Z", "ms": -963254673441.8932 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 03:43 on Fri 23 Jun to 01:31 on Sat 24 Jun.", "fact": "1939-06-22T19:42:57Z → 1939-06-23T17:31:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 23rd, 12:27–13:15 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 31457 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Qingyang, 1939: Friday 23 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vivasvat-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Vivasvat saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-23", "confidence": "determinate" } ], "quote": "In Qingyang, Vivasvat Saptamī 1939 falls on Friday 23 June. Saptamī runs from 03:43 on Fri 23 Jun to 01:31 on Sat 24 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-06-27", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28186, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-06-26T21:45:26+08:00", "utc": "1939-06-26T13:45:26Z", "ms": -963051273797.7047 }, "end": { "local": "1939-06-27T21:26:52+08:00", "utc": "1939-06-27T13:26:52Z", "ms": -962965988159.5364 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-26T21:45:26+08:00", "utc": "1939-06-26T13:45:26Z", "ms": -963051273797.7047 }, "end": { "local": "1939-06-27T21:26:52+08:00", "utc": "1939-06-27T13:26:52Z", "ms": -962965988159.5364 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-06-27", "window": { "start": { "local": "1939-06-27T05:35:13+08:00", "utc": "1939-06-26T21:35:13Z", "ms": -963023087335.7571 }, "end": { "local": "1939-06-27T05:35:13+08:00", "utc": "1939-06-26T21:35:13Z", "ms": -963023087335.7571 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-06-28", "window": { "start": { "local": "1939-06-28T05:35:33+08:00", "utc": "1939-06-27T21:35:33Z", "ms": -962936667212.3115 }, "end": { "local": "1939-06-28T05:35:33+08:00", "utc": "1939-06-27T21:35:33Z", "ms": -962936667212.3115 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:45 on Mon 26 Jun to 21:27 on Tue 27 Jun.", "fact": "1939-06-26T13:45:26Z → 1939-06-27T13:26:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:35 on the 27th and 05:36 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 28186 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Qingyang, 1939: Tuesday 27 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": "1939-06-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-27", "confidence": "determinate" } ], "quote": "In Qingyang, Hariśayanī Ekādaśī 1939 falls on Tuesday 27 June. Ekādaśī runs from 21:45 on Mon 26 Jun to 21:27 on Tue 27 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-06-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-06-29", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-06-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 575, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-06-28T21:34:08+08:00", "utc": "1939-06-28T13:34:08Z", "ms": -962879151902.3956 }, "end": { "local": "1939-06-29T22:05:33+08:00", "utc": "1939-06-29T14:05:33Z", "ms": -962790867433.7617 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-28T21:34:08+08:00", "utc": "1939-06-28T13:34:08Z", "ms": -962879151902.3956 }, "end": { "local": "1939-06-29T22:05:33+08:00", "utc": "1939-06-29T14:05:33Z", "ms": -962790867433.7617 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-06-28", "window": { "start": { "local": "1939-06-28T20:08:58+08:00", "utc": "1939-06-28T12:08:58Z", "ms": -962884262014.0793 }, "end": { "local": "1939-06-28T21:24:33+08:00", "utc": "1939-06-28T13:24:33Z", "ms": -962879726515.6439 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "1939-06-29", "window": { "start": { "local": "1939-06-29T20:09:00+08:00", "utc": "1939-06-29T12:09:00Z", "ms": -962797859822.9852 }, "end": { "local": "1939-06-29T21:24:38+08:00", "utc": "1939-06-29T13:24:38Z", "ms": -962793321587.0593 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:34 on Wed 28 Jun to 22:06 on Thu 29 Jun.", "fact": "1939-06-28T13:34:08Z → 1939-06-29T14:05:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:09–21:25 on the 28th, 20:09–21:25 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 76 minutes on the 28th and 76 of 76 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 575 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Thursday 29 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-06-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-06-29", "confidence": "boundary" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Thursday 29 June. Trayodaśī runs from 21:34 on Wed 28 Jun to 22:06 on Thu 29 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-06-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19268, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 } }, "kaala": "udaya-3", "days": [ { "local_date": "1939-07-01", "window": { "start": { "local": "1939-07-01T05:36:41+08:00", "utc": "1939-06-30T21:36:41Z", "ms": -962677399073.2781 }, "end": { "local": "1939-07-01T08:31:09+08:00", "utc": "1939-07-01T00:31:09Z", "ms": -962666931354.9287 } }, "covered_min": 174, "window_min": 174, "qualifies": true }, { "local_date": "1939-07-02", "window": { "start": { "local": "1939-07-02T05:37:06+08:00", "utc": "1939-07-01T21:37:06Z", "ms": -962590973863.386 }, "end": { "local": "1939-07-02T08:31:28+08:00", "utc": "1939-07-02T00:31:28Z", "ms": -962580511760.2312 } }, "covered_min": 0, "window_min": 174, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul.", "fact": "1939-06-30T14:59:47Z → 1939-07-01T16:15:58Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:37–08:31 on the 1st, 05:37–08:31 on the 2nd.", "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 174 of 174 minutes on the 1st and 0 of 174 on the 2nd.", "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 19268 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Qingyang, 1939: Saturday 1 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": "1939-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-01", "confidence": "determinate" } ], "quote": "In Qingyang, Vyāsa Pūjā 1939 falls on Saturday 1 July. Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34989, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-06-30", "window": { "start": { "local": "1939-06-30T12:28:39+08:00", "utc": "1939-06-30T04:28:39Z", "ms": -962739081181.3633 }, "end": { "local": "1939-06-30T13:16:39+08:00", "utc": "1939-06-30T05:16:39Z", "ms": -962736201181.3633 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-07-01", "window": { "start": { "local": "1939-07-01T12:28:50+08:00", "utc": "1939-07-01T04:28:50Z", "ms": -962652669777.4047 }, "end": { "local": "1939-07-01T13:16:50+08:00", "utc": "1939-07-01T05:16:50Z", "ms": -962649789777.4047 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul.", "fact": "1939-06-30T14:59:47Z → 1939-07-01T16:15:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 30th, 12:29–13:17 on the 1st.", "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 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 34989 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Qingyang, 1939: Saturday 1 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": "1939-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-01", "confidence": "determinate" } ], "quote": "In Qingyang, Guru Pūrṇimā 1939 falls on Saturday 1 July. Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10247, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 } }, "kaala": "sayahna", "days": [ { "local_date": "1939-06-30", "window": { "start": { "local": "1939-06-30T17:14:28+08:00", "utc": "1939-06-30T09:14:28Z", "ms": -962721932058.0564 }, "end": { "local": "1939-06-30T20:09:01+08:00", "utc": "1939-06-30T12:09:01Z", "ms": -962711459309.1852 } }, "covered_min": 0, "window_min": 175, "qualifies": false }, { "local_date": "1939-07-01", "window": { "start": { "local": "1939-07-01T17:14:32+08:00", "utc": "1939-07-01T09:14:32Z", "ms": -962635528199.8806 }, "end": { "local": "1939-07-01T20:09:00+08:00", "utc": "1939-07-01T12:09:00Z", "ms": -962625060481.5312 } }, "covered_min": 174, "window_min": 174, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul.", "fact": "1939-06-30T14:59:47Z → 1939-07-01T16:15:58Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:14–20:09 on the 30th, 17:15–20:09 on the 1st.", "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 175 minutes on the 30th and 174 of 174 on the 1st.", "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 10247 s" }, { "step": "ruling", "text": "Kokilā Vrata, Qingyang, 1939: Saturday 1 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": "1939-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-01", "confidence": "determinate" } ], "quote": "In Qingyang, Kokilā Vrata 1939 falls on Saturday 1 July. Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5705, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1939-06-30T22:59:47+08:00", "utc": "1939-06-30T14:59:47Z", "ms": -962701212549.3733 }, "end": { "local": "1939-07-02T00:15:58+08:00", "utc": "1939-07-01T16:15:58Z", "ms": -962610241522.9098 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-06-30", "window": { "start": { "local": "1939-06-30T20:09:01+08:00", "utc": "1939-06-30T12:09:01Z", "ms": -962711459309.1852 }, "end": { "local": "1939-06-30T21:24:42+08:00", "utc": "1939-06-30T13:24:42Z", "ms": -962706917944.3976 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "1939-07-01", "window": { "start": { "local": "1939-07-01T20:09:00+08:00", "utc": "1939-07-01T12:09:00Z", "ms": -962625060481.5312 }, "end": { "local": "1939-07-01T21:24:44+08:00", "utc": "1939-07-01T13:24:44Z", "ms": -962620515599.1119 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul.", "fact": "1939-06-30T14:59:47Z → 1939-07-01T16:15:58Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:09–21:25 on the 30th, 20:09–21:25 on the 1st.", "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 76 minutes on the 30th and 76 of 76 on the 1st.", "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 5705 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Qingyang, 1939: Saturday 1 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": "1939-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-01", "confidence": "determinate" } ], "quote": "In Qingyang, Śiva Śayanotsava 1939 falls on Saturday 1 July. Pūrṇimā runs from 23:00 on Fri 30 Jun to 00:16 on Sun 2 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19700, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1939-07-03T01:53:11+08:00", "utc": "1939-07-02T17:53:11Z", "ms": -962518009014.6099 }, "end": { "local": "1939-07-04T03:49:47+08:00", "utc": "1939-07-03T19:49:47Z", "ms": -962424612990.2192 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-03T01:53:11+08:00", "utc": "1939-07-02T17:53:11Z", "ms": -962518009014.6099 }, "end": { "local": "1939-07-04T03:49:47+08:00", "utc": "1939-07-03T19:49:47Z", "ms": -962424612990.2192 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-07-02", "window": { "start": { "local": "1939-07-02T20:24:51+08:00", "utc": "1939-07-02T12:24:51Z", "ms": -962537709193.2817 }, "end": { "local": "1939-07-02T20:24:51+08:00", "utc": "1939-07-02T12:24:51Z", "ms": -962537709193.2817 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-07-03", "window": { "start": { "local": "1939-07-03T21:03:38+08:00", "utc": "1939-07-03T13:03:38Z", "ms": -962448981542.1467 }, "end": { "local": "1939-07-03T21:03:38+08:00", "utc": "1939-07-03T13:03:38Z", "ms": -962448981542.1467 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 01:53 on Mon 3 Jul to 03:50 on Tue 4 Jul.", "fact": "1939-07-02T17:53:11Z → 1939-07-03T19:49:47Z" }, { "step": "kaala", "text": "Moonrise is at 20:25 on the 2nd and 21:04 on the 3rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 2nd and is on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19700 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Qingyang, 1939: Monday 3 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": "1939-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-03", "confidence": "determinate" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata (Āṣāḍha) 1939 falls on Monday 3 July. Dvitīyā runs from 01:53 on Mon 3 Jul to 03:50 on Tue 4 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-07-05", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30218, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-07-05T06:02:33+08:00", "utc": "1939-07-04T22:02:33Z", "ms": -962330247443.9003 }, "end": { "local": "1939-07-06T08:25:50+08:00", "utc": "1939-07-06T00:25:50Z", "ms": -962235250323.1874 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-05T06:02:33+08:00", "utc": "1939-07-04T22:02:33Z", "ms": -962330247443.9003 }, "end": { "local": "1939-07-06T08:25:50+08:00", "utc": "1939-07-06T00:25:50Z", "ms": -962235250323.1874 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-07-04", "window": { "start": { "local": "1939-07-04T21:38:54+08:00", "utc": "1939-07-04T13:38:54Z", "ms": -962360465617.2688 }, "end": { "local": "1939-07-04T21:38:54+08:00", "utc": "1939-07-04T13:38:54Z", "ms": -962360465617.2688 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-07-05", "window": { "start": { "local": "1939-07-05T22:11:31+08:00", "utc": "1939-07-05T14:11:31Z", "ms": -962272108697.5238 }, "end": { "local": "1939-07-05T22:11:31+08:00", "utc": "1939-07-05T14:11:31Z", "ms": -962272108697.5238 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:03 on Wed 5 Jul to 08:26 on Thu 6 Jul.", "fact": "1939-07-04T22:02:33Z → 1939-07-06T00:25:50Z" }, { "step": "kaala", "text": "Moonrise is at 21:39 on the 4th and 22:12 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 4th and is on the 5th.", "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 30218 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Wednesday 5 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-07-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-05", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Wednesday 5 July. Caturthī runs from 06:03 on Wed 5 Jul to 08:26 on Thu 6 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-07-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-07-13", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36683, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-07-12T16:54:38+08:00", "utc": "1939-07-12T08:54:38Z", "ms": -961686321869.7971 }, "end": { "local": "1939-07-13T15:54:18+08:00", "utc": "1939-07-13T07:54:18Z", "ms": -961603541512.7828 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-12T16:54:38+08:00", "utc": "1939-07-12T08:54:38Z", "ms": -961686321869.7971 }, "end": { "local": "1939-07-13T15:54:18+08:00", "utc": "1939-07-13T07:54:18Z", "ms": -961603541512.7828 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-07-12", "window": { "start": { "local": "1939-07-12T05:42:19+08:00", "utc": "1939-07-11T21:42:19Z", "ms": -961726660913.4626 }, "end": { "local": "1939-07-12T05:42:19+08:00", "utc": "1939-07-11T21:42:19Z", "ms": -961726660913.4626 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-07-13", "window": { "start": { "local": "1939-07-13T05:42:56+08:00", "utc": "1939-07-12T21:42:56Z", "ms": -961640224270.7915 }, "end": { "local": "1939-07-13T05:42:56+08:00", "utc": "1939-07-12T21:42:56Z", "ms": -961640224270.7915 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:55 on Wed 12 Jul to 15:54 on Thu 13 Jul.", "fact": "1939-07-12T08:54:38Z → 1939-07-13T07:54:18Z" }, { "step": "kaala", "text": "Sunrise is at 05:42 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 not on the 12th and is on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36683 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Qingyang, 1939: Thursday 13 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-07-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-13", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmikā Ekādaśī 1939 falls on Thursday 13 July. Ekādaśī runs from 16:55 on Wed 12 Jul to 15:54 on Thu 13 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-07-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-07-14", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21617, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-07-14T14:05:52+08:00", "utc": "1939-07-14T06:05:52Z", "ms": -961523648321.9103 }, "end": { "local": "1939-07-15T11:35:13+08:00", "utc": "1939-07-15T03:35:13Z", "ms": -961446286653.6401 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-14T14:05:52+08:00", "utc": "1939-07-14T06:05:52Z", "ms": -961523648321.9103 }, "end": { "local": "1939-07-15T11:35:13+08:00", "utc": "1939-07-15T03:35:13Z", "ms": -961446286653.6401 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-07-14", "window": { "start": { "local": "1939-07-14T20:06:09+08:00", "utc": "1939-07-14T12:06:09Z", "ms": -961502030994.8192 }, "end": { "local": "1939-07-14T21:23:13+08:00", "utc": "1939-07-14T13:23:13Z", "ms": -961497406668.4618 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "1939-07-15", "window": { "start": { "local": "1939-07-15T20:05:44+08:00", "utc": "1939-07-15T12:05:44Z", "ms": -961415656043.227 }, "end": { "local": "1939-07-15T21:22:57+08:00", "utc": "1939-07-15T13:22:57Z", "ms": -961411023177.182 } }, "covered_min": 0, "window_min": 77, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:06 on Fri 14 Jul to 11:35 on Sat 15 Jul.", "fact": "1939-07-14T06:05:52Z → 1939-07-15T03:35:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:06–21:23 on the 14th, 20:06–21:23 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 77 of 77 minutes on the 14th and 0 of 77 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 21617 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Friday 14 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": "1939-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-14", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Friday 14 July. Trayodaśī runs from 14:06 on Fri 14 Jul to 11:35 on Sat 15 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-07-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-07-15", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25892, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-07-15T11:35:13+08:00", "utc": "1939-07-15T03:35:13Z", "ms": -961446286653.6401 }, "end": { "local": "1939-07-16T08:30:49+08:00", "utc": "1939-07-16T00:30:49Z", "ms": -961370950835.1334 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-15T11:35:13+08:00", "utc": "1939-07-15T03:35:13Z", "ms": -961446286653.6401 }, "end": { "local": "1939-07-16T08:30:49+08:00", "utc": "1939-07-16T00:30:49Z", "ms": -961370950835.1334 } }, "kaala": "nishita", "days": [ { "local_date": "1939-07-14", "window": { "start": { "local": "1939-07-15T00:31:10+08:00", "utc": "1939-07-14T16:31:10Z", "ms": -961486129770.9788 }, "end": { "local": "1939-07-15T01:19:10+08:00", "utc": "1939-07-14T17:19:10Z", "ms": -961483249770.9788 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-07-15", "window": { "start": { "local": "1939-07-16T00:31:17+08:00", "utc": "1939-07-15T16:31:17Z", "ms": -961399722795.5579 }, "end": { "local": "1939-07-16T01:19:17+08:00", "utc": "1939-07-15T17:19:17Z", "ms": -961396842795.5579 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:35 on Sat 15 Jul to 08:31 on Sun 16 Jul.", "fact": "1939-07-15T03:35:13Z → 1939-07-16T00:30:49Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:31–01:19 on the 14th, 00:31–01:19 on the 15th.", "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 14th and 48 of 48 on the 15th.", "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 25892 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Saturday 15 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-15", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Saturday 15 July. Caturdaśī runs from 11:35 on Sat 15 Jul to 08:31 on Sun 16 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-07-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5363, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-07-19T18:04:25+08:00", "utc": "1939-07-19T10:04:25Z", "ms": -961077335193.6516 }, "end": { "local": "1939-07-20T14:48:46+08:00", "utc": "1939-07-20T06:48:46Z", "ms": -961002673665.4751 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-19T18:04:25+08:00", "utc": "1939-07-19T10:04:25Z", "ms": -961077335193.6516 }, "end": { "local": "1939-07-20T14:48:46+08:00", "utc": "1939-07-20T06:48:46Z", "ms": -961002673665.4751 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-07-19", "window": { "start": { "local": "1939-07-19T12:31:19+08:00", "utc": "1939-07-19T04:31:19Z", "ms": -961097320775.6514 }, "end": { "local": "1939-07-19T13:19:19+08:00", "utc": "1939-07-19T05:19:19Z", "ms": -961094440775.6514 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-07-20", "window": { "start": { "local": "1939-07-20T12:31:23+08:00", "utc": "1939-07-20T04:31:23Z", "ms": -961010916707.4858 }, "end": { "local": "1939-07-20T13:19:23+08:00", "utc": "1939-07-20T05:19:23Z", "ms": -961008036707.4858 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:04 on Wed 19 Jul to 14:49 on Thu 20 Jul.", "fact": "1939-07-19T10:04:25Z → 1939-07-20T06:48:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 19th, 12:31–13:19 on the 20th.", "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 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5363 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Thursday 20 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-07-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-20", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Thursday 20 July. Caturthī runs from 18:04 on Wed 19 Jul to 14:49 on Thu 20 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-07-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-07-27", "festival": "ekadashi", "name": "Śukla Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4457, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-07-26T07:06:09+08:00", "utc": "1939-07-25T23:06:09Z", "ms": -960512030658.1099 }, "end": { "local": "1939-07-27T07:52:45+08:00", "utc": "1939-07-26T23:52:45Z", "ms": -960422835185.3248 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-26T07:06:09+08:00", "utc": "1939-07-25T23:06:09Z", "ms": -960512030658.1099 }, "end": { "local": "1939-07-27T07:52:45+08:00", "utc": "1939-07-26T23:52:45Z", "ms": -960422835185.3248 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-07-26", "window": { "start": { "local": "1939-07-26T05:51:52+08:00", "utc": "1939-07-25T21:51:52Z", "ms": -960516487507.2941 }, "end": { "local": "1939-07-26T05:51:52+08:00", "utc": "1939-07-25T21:51:52Z", "ms": -960516487507.2941 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-07-27", "window": { "start": { "local": "1939-07-27T05:52:37+08:00", "utc": "1939-07-26T21:52:37Z", "ms": -960430042883.8422 }, "end": { "local": "1939-07-27T05:52:37+08:00", "utc": "1939-07-26T21:52:37Z", "ms": -960430042883.8422 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:06 on Wed 26 Jul to 07:53 on Thu 27 Jul.", "fact": "1939-07-25T23:06:09Z → 1939-07-26T23:52:45Z" }, { "step": "kaala", "text": "Sunrise is at 05:52 on the 26th and 05:53 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4457 s" }, { "step": "ruling", "text": "Śukla Ekādaśī, Qingyang, 1939: Thursday 27 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-27", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Ekādaśī 1939 falls on Thursday 27 July. Ekādaśī runs from 07:06 on Wed 26 Jul to 07:53 on Thu 27 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-07-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-07-28", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33468, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-07-28T09:05:17+08:00", "utc": "1939-07-28T01:05:17Z", "ms": -960332083143.1921 }, "end": { "local": "1939-07-29T10:39:13+08:00", "utc": "1939-07-29T02:39:13Z", "ms": -960240047464.4387 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-07-28T09:05:17+08:00", "utc": "1939-07-28T01:05:17Z", "ms": -960332083143.1921 }, "end": { "local": "1939-07-29T10:39:13+08:00", "utc": "1939-07-29T02:39:13Z", "ms": -960240047464.4387 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-07-28", "window": { "start": { "local": "1939-07-28T19:57:48+08:00", "utc": "1939-07-28T11:57:48Z", "ms": -960292931851.769 }, "end": { "local": "1939-07-28T21:17:19+08:00", "utc": "1939-07-28T13:17:19Z", "ms": -960288161298.7366 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "1939-07-29", "window": { "start": { "local": "1939-07-29T19:57:01+08:00", "utc": "1939-07-29T11:57:01Z", "ms": -960206579485.6581 }, "end": { "local": "1939-07-29T21:16:43+08:00", "utc": "1939-07-29T13:16:43Z", "ms": -960201796513.8058 } }, "covered_min": 0, "window_min": 80, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:05 on Fri 28 Jul to 10:39 on Sat 29 Jul.", "fact": "1939-07-28T01:05:17Z → 1939-07-29T02:39:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:58–21:17 on the 28th, 19:57–21:17 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 80 of 80 minutes on the 28th and 0 of 80 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 33468 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Friday 28 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": "1939-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-07-28", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Friday 28 July. Trayodaśī runs from 09:05 on Fri 28 Jul to 10:39 on Sat 29 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-07-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-08-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1750, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-08-03T21:44:46+08:00", "utc": "1939-08-03T13:44:46Z", "ms": -959768114006.6609 }, "end": { "local": "1939-08-05T00:06:06+08:00", "utc": "1939-08-04T16:06:06Z", "ms": -959673234340.9773 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-03T21:44:46+08:00", "utc": "1939-08-03T13:44:46Z", "ms": -959768114006.6609 }, "end": { "local": "1939-08-05T00:06:06+08:00", "utc": "1939-08-04T16:06:06Z", "ms": -959673234340.9773 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-08-03", "window": { "start": { "local": "1939-08-03T21:15:36+08:00", "utc": "1939-08-03T13:15:36Z", "ms": -959769864215.6262 }, "end": { "local": "1939-08-03T21:15:36+08:00", "utc": "1939-08-03T13:15:36Z", "ms": -959769864215.6262 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-08-04", "window": { "start": { "local": "1939-08-04T21:45:49+08:00", "utc": "1939-08-04T13:45:49Z", "ms": -959681650833.4121 }, "end": { "local": "1939-08-04T21:45:49+08:00", "utc": "1939-08-04T13:45:49Z", "ms": -959681650833.4121 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:45 on Thu 3 Aug to 00:06 on Sat 5 Aug.", "fact": "1939-08-03T13:44:46Z → 1939-08-04T16:06:06Z" }, { "step": "kaala", "text": "Moonrise is at 21:16 on the 3rd and 21:46 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1750 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Friday 4 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": "1939-08-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-04", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Friday 4 August. Caturthī runs from 21:45 on Thu 3 Aug to 00:06 on Sat 5 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-08-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-08-11", "festival": "ekadashi", "name": "Kṛṣṇa Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8686, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-08-11T03:39:27+08:00", "utc": "1939-08-10T19:39:27Z", "ms": -959142033401.0869 }, "end": { "local": "1939-08-12T01:34:57+08:00", "utc": "1939-08-11T17:34:57Z", "ms": -959063102886.9811 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-11T03:39:27+08:00", "utc": "1939-08-10T19:39:27Z", "ms": -959142033401.0869 }, "end": { "local": "1939-08-12T01:34:57+08:00", "utc": "1939-08-11T17:34:57Z", "ms": -959063102886.9811 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-08-11", "window": { "start": { "local": "1939-08-11T06:04:13+08:00", "utc": "1939-08-10T22:04:13Z", "ms": -959133347395.5862 }, "end": { "local": "1939-08-11T06:04:13+08:00", "utc": "1939-08-10T22:04:13Z", "ms": -959133347395.5862 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-08-12", "window": { "start": { "local": "1939-08-12T06:05:00+08:00", "utc": "1939-08-11T22:05:00Z", "ms": -959046900140.3055 }, "end": { "local": "1939-08-12T06:05:00+08:00", "utc": "1939-08-11T22:05:00Z", "ms": -959046900140.3055 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:39 on Fri 11 Aug to 01:35 on Sat 12 Aug.", "fact": "1939-08-10T19:39:27Z → 1939-08-11T17:34:57Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 11th and 06:05 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 11th and is not 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 8686 s" }, { "step": "ruling", "text": "Kṛṣṇa Ekādaśī, Qingyang, 1939: Friday 11 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": "1939-08-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-11", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Ekādaśī 1939 falls on Friday 11 August. Ekādaśī runs from 03:39 on Fri 11 Aug to 01:35 on Sat 12 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-08-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-08-12", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-12", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 767, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-08-12T22:48:51+08:00", "utc": "1939-08-12T14:48:51Z", "ms": -958986668910.882 }, "end": { "local": "1939-08-13T19:29:37+08:00", "utc": "1939-08-13T11:29:37Z", "ms": -958912222623.4076 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-12T22:48:51+08:00", "utc": "1939-08-12T14:48:51Z", "ms": -958986668910.882 }, "end": { "local": "1939-08-13T19:29:37+08:00", "utc": "1939-08-13T11:29:37Z", "ms": -958912222623.4076 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-08-12", "window": { "start": { "local": "1939-08-12T19:43:31+08:00", "utc": "1939-08-12T11:43:31Z", "ms": -958997789005.1318 }, "end": { "local": "1939-08-12T21:06:29+08:00", "utc": "1939-08-12T13:06:29Z", "ms": -958992810853.7751 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1939-08-13", "window": { "start": { "local": "1939-08-13T19:42:24+08:00", "utc": "1939-08-13T11:42:24Z", "ms": -958911455946.9996 }, "end": { "local": "1939-08-13T21:05:37+08:00", "utc": "1939-08-13T13:05:37Z", "ms": -958906462567.6637 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:49 on Sat 12 Aug to 19:30 on Sun 13 Aug.", "fact": "1939-08-12T14:48:51Z → 1939-08-13T11:29:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:44–21:06 on the 12th, 19:42–21:06 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 12th and 0 of 83 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither evening qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 767 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Saturday 12 August.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-08-12", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-12", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Saturday 12 August. Trayodaśī runs from 22:49 on Sat 12 Aug to 19:30 on Sun 13 Aug, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-08-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-08-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18052, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-08-13T19:29:37+08:00", "utc": "1939-08-13T11:29:37Z", "ms": -958912222623.4076 }, "end": { "local": "1939-08-14T15:47:24+08:00", "utc": "1939-08-14T07:47:24Z", "ms": -958839156292.2286 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-13T19:29:37+08:00", "utc": "1939-08-13T11:29:37Z", "ms": -958912222623.4076 }, "end": { "local": "1939-08-14T15:47:24+08:00", "utc": "1939-08-14T07:47:24Z", "ms": -958839156292.2286 } }, "kaala": "nishita", "days": [ { "local_date": "1939-08-13", "window": { "start": { "local": "1939-08-14T00:30:29+08:00", "utc": "1939-08-13T16:30:29Z", "ms": -958894170774.49 }, "end": { "local": "1939-08-14T01:18:29+08:00", "utc": "1939-08-13T17:18:29Z", "ms": -958891290774.49 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-08-14", "window": { "start": { "local": "1939-08-15T00:30:19+08:00", "utc": "1939-08-14T16:30:19Z", "ms": -958807781159.2793 }, "end": { "local": "1939-08-15T01:18:19+08:00", "utc": "1939-08-14T17:18:19Z", "ms": -958804901159.2793 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:30 on Sun 13 Aug to 15:47 on Mon 14 Aug.", "fact": "1939-08-13T11:29:37Z → 1939-08-14T07:47:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:30–01:18 on the 13th, 00:30–01:18 on the 14th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18052 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Sunday 13 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": "1939-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-13", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Sunday 13 August. Caturdaśī runs from 19:30 on Sun 13 Aug to 15:47 on Mon 14 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29705, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-08-17T04:14:16+08:00", "utc": "1939-08-16T20:14:16Z", "ms": -958621544223.2932 }, "end": { "local": "1939-08-18T00:51:11+08:00", "utc": "1939-08-17T16:51:11Z", "ms": -958547328686.7227 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-17T04:14:16+08:00", "utc": "1939-08-16T20:14:16Z", "ms": -958621544223.2932 }, "end": { "local": "1939-08-18T00:51:11+08:00", "utc": "1939-08-17T16:51:11Z", "ms": -958547328686.7227 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-08-17", "window": { "start": { "local": "1939-08-17T12:29:21+08:00", "utc": "1939-08-17T04:29:21Z", "ms": -958591839111.3369 }, "end": { "local": "1939-08-17T13:17:21+08:00", "utc": "1939-08-17T05:17:21Z", "ms": -958588959111.3369 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-08-18", "window": { "start": { "local": "1939-08-18T12:29:08+08:00", "utc": "1939-08-18T04:29:08Z", "ms": -958505451608.647 }, "end": { "local": "1939-08-18T13:17:08+08:00", "utc": "1939-08-18T05:17:08Z", "ms": -958502571608.647 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:14 on Thu 17 Aug to 00:51 on Fri 18 Aug.", "fact": "1939-08-16T20:14:16Z → 1939-08-17T16:51:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 17th, 12:29–13:17 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29705 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Qingyang, 1939: Thursday 17 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "madhusrava-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Madhusrava (Gujerat) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-17", "confidence": "determinate" } ], "quote": "In Qingyang, Madhusravā Tṛtīyā (Hariyali Teej) 1939 falls on Thursday 17 August. Tṛtīyā runs from 04:14 on Thu 17 Aug to 00:51 on Fri 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-08-18", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31284, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-08-18T00:51:11+08:00", "utc": "1939-08-17T16:51:11Z", "ms": -958547328686.7227 }, "end": { "local": "1939-08-18T21:58:33+08:00", "utc": "1939-08-18T13:58:33Z", "ms": -958471287113.5719 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-18T00:51:11+08:00", "utc": "1939-08-17T16:51:11Z", "ms": -958547328686.7227 }, "end": { "local": "1939-08-18T21:58:33+08:00", "utc": "1939-08-18T13:58:33Z", "ms": -958471287113.5719 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-08-17", "window": { "start": { "local": "1939-08-17T12:29:21+08:00", "utc": "1939-08-17T04:29:21Z", "ms": -958591839111.3369 }, "end": { "local": "1939-08-17T13:17:21+08:00", "utc": "1939-08-17T05:17:21Z", "ms": -958588959111.3369 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-08-18", "window": { "start": { "local": "1939-08-18T12:29:08+08:00", "utc": "1939-08-18T04:29:08Z", "ms": -958505451608.647 }, "end": { "local": "1939-08-18T13:17:08+08:00", "utc": "1939-08-18T05:17:08Z", "ms": -958502571608.647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:51 on Fri 18 Aug to 21:59 on Fri 18 Aug.", "fact": "1939-08-17T16:51:11Z → 1939-08-18T13:58:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 17th, 12:29–13:17 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31284 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Friday 18 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": "1939-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-18", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Friday 18 August. Caturthī runs from 00:51 on Fri 18 Aug to 21:59 on Fri 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-08-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23219, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-08-18T21:58:33+08:00", "utc": "1939-08-18T13:58:33Z", "ms": -958471287113.5719 }, "end": { "local": "1939-08-19T19:43:54+08:00", "utc": "1939-08-19T11:43:54Z", "ms": -958392965606.7263 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-18T21:58:33+08:00", "utc": "1939-08-18T13:58:33Z", "ms": -958471287113.5719 }, "end": { "local": "1939-08-19T19:43:54+08:00", "utc": "1939-08-19T11:43:54Z", "ms": -958392965606.7263 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-08-18", "window": { "start": { "local": "1939-08-18T12:29:08+08:00", "utc": "1939-08-18T04:29:08Z", "ms": -958505451608.647 }, "end": { "local": "1939-08-18T13:17:08+08:00", "utc": "1939-08-18T05:17:08Z", "ms": -958502571608.647 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-08-19", "window": { "start": { "local": "1939-08-19T12:28:55+08:00", "utc": "1939-08-19T04:28:55Z", "ms": -958419064623.4747 }, "end": { "local": "1939-08-19T13:16:55+08:00", "utc": "1939-08-19T05:16:55Z", "ms": -958416184623.4747 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:59 on Fri 18 Aug to 19:44 on Sat 19 Aug.", "fact": "1939-08-18T13:58:33Z → 1939-08-19T11:43:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 18th, 12:29–13:17 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23219 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Qingyang, 1939: Saturday 19 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": "1939-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-19", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī 1939 falls on Saturday 19 August. Pañcamī runs from 21:59 on Fri 18 Aug to 19:44 on Sat 19 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-08-25", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33239, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-08-24T19:19:43+08:00", "utc": "1939-08-24T11:19:43Z", "ms": -957962417387.2487 }, "end": { "local": "1939-08-25T21:01:57+08:00", "utc": "1939-08-25T13:01:57Z", "ms": -957869882997.1572 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-24T19:19:43+08:00", "utc": "1939-08-24T11:19:43Z", "ms": -957962417387.2487 }, "end": { "local": "1939-08-25T21:01:57+08:00", "utc": "1939-08-25T13:01:57Z", "ms": -957869882997.1572 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-08-25", "window": { "start": { "local": "1939-08-25T06:15:10+08:00", "utc": "1939-08-24T22:15:10Z", "ms": -957923089832.8989 }, "end": { "local": "1939-08-25T06:15:10+08:00", "utc": "1939-08-24T22:15:10Z", "ms": -957923089832.8989 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-08-26", "window": { "start": { "local": "1939-08-26T06:15:56+08:00", "utc": "1939-08-25T22:15:56Z", "ms": -957836643524.8422 }, "end": { "local": "1939-08-26T06:15:56+08:00", "utc": "1939-08-25T22:15:56Z", "ms": -957836643524.8422 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:20 on Thu 24 Aug to 21:02 on Fri 25 Aug.", "fact": "1939-08-24T11:19:43Z → 1939-08-25T13:01:57Z" }, { "step": "kaala", "text": "Sunrise is at 06:15 on the 25th and 06:16 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 33239 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Qingyang, 1939: Friday 25 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": "1939-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-25", "confidence": "determinate" } ], "quote": "In Qingyang, Putradā Ekādaśī 1939 falls on Friday 25 August. Ekādaśī runs from 19:20 on Thu 24 Aug to 21:02 on Fri 25 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-08-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27990, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-08-25T21:01:57+08:00", "utc": "1939-08-25T13:01:57Z", "ms": -957869882997.1572 }, "end": { "local": "1939-08-26T23:04:18+08:00", "utc": "1939-08-26T15:04:18Z", "ms": -957776142206.618 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-25T21:01:57+08:00", "utc": "1939-08-25T13:01:57Z", "ms": -957869882997.1572 }, "end": { "local": "1939-08-26T23:04:18+08:00", "utc": "1939-08-26T15:04:18Z", "ms": -957776142206.618 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-08-25", "window": { "start": { "local": "1939-08-25T12:27:27+08:00", "utc": "1939-08-25T04:27:27Z", "ms": -957900753003.2452 }, "end": { "local": "1939-08-25T13:15:27+08:00", "utc": "1939-08-25T05:15:27Z", "ms": -957897873003.2452 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-08-26", "window": { "start": { "local": "1939-08-26T12:27:11+08:00", "utc": "1939-08-26T04:27:11Z", "ms": -957814369324.6544 }, "end": { "local": "1939-08-26T13:15:11+08:00", "utc": "1939-08-26T05:15:11Z", "ms": -957811489324.6544 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 21:02 on Fri 25 Aug to 23:04 on Sat 26 Aug.", "fact": "1939-08-25T13:01:57Z → 1939-08-26T15:04:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 25th, 12:27–13:15 on the 26th.", "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 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 27990 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Qingyang, 1939: Saturday 26 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": "1939-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-26", "confidence": "determinate" } ], "quote": "In Qingyang, Dāmodara Dvādaśī 1939 falls on Saturday 26 August. Dvādaśī runs from 21:02 on Fri 25 Aug to 23:04 on Sat 26 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-08-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7871, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-08-26T23:04:18+08:00", "utc": "1939-08-26T15:04:18Z", "ms": -957776142206.618 }, "end": { "local": "1939-08-28T01:19:55+08:00", "utc": "1939-08-27T17:19:55Z", "ms": -957681604665.2307 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-26T23:04:18+08:00", "utc": "1939-08-26T15:04:18Z", "ms": -957776142206.618 }, "end": { "local": "1939-08-28T01:19:55+08:00", "utc": "1939-08-27T17:19:55Z", "ms": -957681604665.2307 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-08-26", "window": { "start": { "local": "1939-08-26T19:26:25+08:00", "utc": "1939-08-26T11:26:25Z", "ms": -957789215124.4667 }, "end": { "local": "1939-08-26T20:53:07+08:00", "utc": "1939-08-26T12:53:07Z", "ms": -957784012750.4089 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "1939-08-27", "window": { "start": { "local": "1939-08-27T19:25:05+08:00", "utc": "1939-08-27T11:25:05Z", "ms": -957702894799.8925 }, "end": { "local": "1939-08-27T20:52:04+08:00", "utc": "1939-08-27T12:52:04Z", "ms": -957697675654.7922 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:04 on Sat 26 Aug to 01:20 on Mon 28 Aug.", "fact": "1939-08-26T15:04:18Z → 1939-08-27T17:19:55Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:26–20:53 on the 26th, 19:25–20:52 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 87 minutes on the 26th and 87 of 87 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 7871 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Sunday 27 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": "1939-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-27", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Sunday 27 August. Trayodaśī runs from 23:04 on Sat 26 Aug to 01:20 on Mon 28 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-08-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 623, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-08-29T03:43:01+08:00", "utc": "1939-08-28T19:43:01Z", "ms": -957586619081.2109 }, "end": { "local": "1939-08-30T06:08:38+08:00", "utc": "1939-08-29T22:08:38Z", "ms": -957491482392.1476 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1939-08-29T16:55:48+08:00", "utc": "1939-08-29T08:55:48Z", "ms": -957539052322.2134 }, "end": { "local": "1939-08-30T06:08:38+08:00", "utc": "1939-08-29T22:08:38Z", "ms": -957491482392.1476 } }, "kaala": "day", "days": [ { "local_date": "1939-08-29", "window": { "start": { "local": "1939-08-29T06:18:15+08:00", "utc": "1939-08-28T22:18:15Z", "ms": -957577305197.7264 }, "end": { "local": "1939-08-30T06:19:01+08:00", "utc": "1939-08-29T22:19:01Z", "ms": -957490859271.3616 } }, "covered_min": 793, "window_min": 1441, "qualifies": true }, { "local_date": "1939-08-30", "window": { "start": { "local": "1939-08-30T06:19:01+08:00", "utc": "1939-08-29T22:19:01Z", "ms": -957490859271.3616 }, "end": { "local": "1939-08-31T06:19:47+08:00", "utc": "1939-08-30T22:19:47Z", "ms": -957404413425.7518 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 03:43 on Tue 29 Aug to 06:09 on Wed 30 Aug. Its second half begins at 16:56 on Tue 29 Aug.", "fact": "1939-08-28T19:43:01Z → 1939-08-29T22:08:38Z · second half from 1939-08-29T08:55:48Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:18 on the 29th, and from 06:19 on the 30th.", "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 793 of 1441 minutes on the 29th and 0 of 1441 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 623 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Qingyang, 1939: Tuesday 29 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-08-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-29", "confidence": "determinate" } ], "quote": "In Qingyang, Rakṣā Bandhana (Rakhi) 1939 falls on Tuesday 29 August. The second half of Pūrṇimā runs from 16:56 on Tue 29 Aug to 06:09 on Wed 30 Aug and lies within that day, sunrise to sunrise.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22644, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-08-29T03:43:01+08:00", "utc": "1939-08-28T19:43:01Z", "ms": -957586619081.2109 }, "end": { "local": "1939-08-30T06:08:38+08:00", "utc": "1939-08-29T22:08:38Z", "ms": -957491482392.1476 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1939-08-29T03:43:01+08:00", "utc": "1939-08-28T19:43:01Z", "ms": -957586619081.2109 }, "end": { "local": "1939-08-30T06:08:38+08:00", "utc": "1939-08-29T22:08:38Z", "ms": -957491482392.1476 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-08-29", "window": { "start": { "local": "1939-08-29T12:26:19+08:00", "utc": "1939-08-29T04:26:19Z", "ms": -957555220699.8862 }, "end": { "local": "1939-08-29T13:14:19+08:00", "utc": "1939-08-29T05:14:19Z", "ms": -957552340699.8862 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-08-30", "window": { "start": { "local": "1939-08-30T12:26:01+08:00", "utc": "1939-08-30T04:26:01Z", "ms": -957468838569.3569 }, "end": { "local": "1939-08-30T13:14:01+08:00", "utc": "1939-08-30T05:14:01Z", "ms": -957465958569.3569 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 03:43 on Tue 29 Aug to 06:09 on Wed 30 Aug.", "fact": "1939-08-28T19:43:01Z → 1939-08-29T22:08:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 29th, 12:26–13:14 on the 30th.", "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 29th and 0 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: unstated → only-day · margin 22644 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Qingyang, 1939: Tuesday 29 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": "1939-08-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-29", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Tarpaṇa 1939 falls on Tuesday 29 August. Pūrṇimā runs from 03:43 on Tue 29 Aug to 06:09 on Wed 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34283, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1939-08-31T08:32:09+08:00", "utc": "1939-08-31T00:32:09Z", "ms": -957396471236.072 }, "end": { "local": "1939-09-01T10:48:39+08:00", "utc": "1939-09-01T02:48:39Z", "ms": -957301881452.921 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-08-31T08:32:09+08:00", "utc": "1939-08-31T00:32:09Z", "ms": -957396471236.072 }, "end": { "local": "1939-09-01T10:48:39+08:00", "utc": "1939-09-01T02:48:39Z", "ms": -957301881452.921 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-08-31", "window": { "start": { "local": "1939-08-31T19:49:11+08:00", "utc": "1939-08-31T11:49:11Z", "ms": -957355849213.1592 }, "end": { "local": "1939-08-31T19:49:11+08:00", "utc": "1939-08-31T11:49:11Z", "ms": -957355849213.1592 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-09-01", "window": { "start": { "local": "1939-09-01T20:20:02+08:00", "utc": "1939-09-01T12:20:02Z", "ms": -957267598465.0256 }, "end": { "local": "1939-09-01T20:20:02+08:00", "utc": "1939-09-01T12:20:02Z", "ms": -957267598465.0256 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 08:32 on Thu 31 Aug to 10:49 on Fri 1 Sep.", "fact": "1939-08-31T00:32:09Z → 1939-09-01T02:48:39Z" }, { "step": "kaala", "text": "Moonrise is at 19:49 on the 31st and 20:20 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 31st and is not on the 1st.", "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 34283 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Qingyang, 1939: Thursday 31 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": "1939-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-08-31", "confidence": "determinate" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata 1939 falls on Thursday 31 August. Dvitīyā runs from 08:32 on Thu 31 Aug to 10:49 on Fri 1 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1245, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-09-01T10:48:39+08:00", "utc": "1939-09-01T02:48:39Z", "ms": -957301881452.921 }, "end": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-01T10:48:39+08:00", "utc": "1939-09-01T02:48:39Z", "ms": -957301881452.921 }, "end": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-01", "window": { "start": { "local": "1939-09-01T12:25:25+08:00", "utc": "1939-09-01T04:25:25Z", "ms": -957296075312.9045 }, "end": { "local": "1939-09-01T13:13:25+08:00", "utc": "1939-09-01T05:13:25Z", "ms": -957293195312.9045 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-02", "window": { "start": { "local": "1939-09-02T12:25:06+08:00", "utc": "1939-09-02T04:25:06Z", "ms": -957209694148.3374 }, "end": { "local": "1939-09-02T13:13:06+08:00", "utc": "1939-09-02T05:13:06Z", "ms": -957206814148.3374 } }, "covered_min": 27, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:49 on Fri 1 Sep to 12:52 on Sat 2 Sep.", "fact": "1939-09-01T02:48:39Z → 1939-09-02T04:52:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 1st, 12:25–13:13 on the 2nd.", "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 1st and 27 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 1245 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Qingyang, 1939: Saturday 2 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kajjali-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-02", "confidence": "determinate" } ], "quote": "In Qingyang, Kajjalī Tṛtīyā (Kajari Teej) 1939 falls on Saturday 2 September. Tṛtīyā runs from 10:49 on Fri 1 Sep to 12:52 on Sat 2 Sep and covers 27 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7460, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 }, "end": { "local": "1939-09-03T14:36:28+08:00", "utc": "1939-09-03T06:36:28Z", "ms": -957115411744.5778 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 }, "end": { "local": "1939-09-03T14:36:28+08:00", "utc": "1939-09-03T06:36:28Z", "ms": -957115411744.5778 } }, "kaala": "sayahna", "days": [ { "local_date": "1939-09-02", "window": { "start": { "local": "1939-09-02T16:41:47+08:00", "utc": "1939-09-02T08:41:47Z", "ms": -957194293469.7203 }, "end": { "local": "1939-09-02T19:16:54+08:00", "utc": "1939-09-02T11:16:54Z", "ms": -957184986350.6422 } }, "covered_min": 155, "window_min": 155, "qualifies": true }, { "local_date": "1939-09-03", "window": { "start": { "local": "1939-09-03T16:40:49+08:00", "utc": "1939-09-03T08:40:49Z", "ms": -957107951449.6443 }, "end": { "local": "1939-09-03T19:15:30+08:00", "utc": "1939-09-03T11:15:30Z", "ms": -957098670238.2671 } }, "covered_min": 0, "window_min": 155, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:52 on Sat 2 Sep to 14:36 on Sun 3 Sep.", "fact": "1939-09-02T04:52:20Z → 1939-09-03T06:36:28Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:42–19:17 on the 2nd, 16:41–19:15 on the 3rd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 155 of 155 minutes on the 2nd and 0 of 155 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 7460 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Qingyang, 1939: Saturday 2 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bahula-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)." } ], "kaala": "sayahna", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-02", "confidence": "determinate" } ], "quote": "In Qingyang, Bahulā Caturthī 1939 falls on Saturday 2 September. Caturthī runs from 12:52 on Sat 2 Sep to 14:36 on Sun 3 Sep and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-09-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24608, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 }, "end": { "local": "1939-09-03T14:36:28+08:00", "utc": "1939-09-03T06:36:28Z", "ms": -957115411744.5778 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-02T12:52:20+08:00", "utc": "1939-09-02T04:52:20Z", "ms": -957208059522.0775 }, "end": { "local": "1939-09-03T14:36:28+08:00", "utc": "1939-09-03T06:36:28Z", "ms": -957115411744.5778 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-09-02", "window": { "start": { "local": "1939-09-02T20:52:10+08:00", "utc": "1939-09-02T12:52:10Z", "ms": -957179269828.6963 }, "end": { "local": "1939-09-02T20:52:10+08:00", "utc": "1939-09-02T12:52:10Z", "ms": -957179269828.6963 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-09-03", "window": { "start": { "local": "1939-09-03T21:26:36+08:00", "utc": "1939-09-03T13:26:36Z", "ms": -957090803870.9374 }, "end": { "local": "1939-09-03T21:26:36+08:00", "utc": "1939-09-03T13:26:36Z", "ms": -957090803870.9374 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:52 on Sat 2 Sep to 14:36 on Sun 3 Sep.", "fact": "1939-09-02T04:52:20Z → 1939-09-03T06:36:28Z" }, { "step": "kaala", "text": "Moonrise is at 20:52 on the 2nd and 21:27 on the 3rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 2nd and is not on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24608 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Saturday 2 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": "1939-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-02", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Saturday 2 September. Caturthī runs from 12:52 on Sat 2 Sep to 14:36 on Sun 3 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-09-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9670, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-09-04T15:53:37+08:00", "utc": "1939-09-04T07:53:37Z", "ms": -957024382970.4309 }, "end": { "local": "1939-09-05T16:36:33+08:00", "utc": "1939-09-05T08:36:33Z", "ms": -956935406715.4004 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-04T15:53:37+08:00", "utc": "1939-09-04T07:53:37Z", "ms": -957024382970.4309 }, "end": { "local": "1939-09-05T16:36:33+08:00", "utc": "1939-09-05T08:36:33Z", "ms": -956935406715.4004 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-04", "window": { "start": { "local": "1939-09-04T12:24:27+08:00", "utc": "1939-09-04T04:24:27Z", "ms": -957036932648.2384 }, "end": { "local": "1939-09-04T13:12:27+08:00", "utc": "1939-09-04T05:12:27Z", "ms": -957034052648.2384 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-09-05", "window": { "start": { "local": "1939-09-05T12:24:08+08:00", "utc": "1939-09-05T04:24:08Z", "ms": -956950552273.1384 }, "end": { "local": "1939-09-05T13:12:08+08:00", "utc": "1939-09-05T05:12:08Z", "ms": -956947672273.1384 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 15:54 on Mon 4 Sep to 16:37 on Tue 5 Sep.", "fact": "1939-09-04T07:53:37Z → 1939-09-05T08:36:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 4th, 12:24–13:12 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9670 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Qingyang, 1939: Tuesday 5 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "hala-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Hala sasthi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-05", "confidence": "determinate" } ], "quote": "In Qingyang, Hala Ṣaṣṭhī 1939 falls on Tuesday 5 September. Ṣaṣṭhī runs from 15:54 on Mon 4 Sep to 16:37 on Tue 5 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27890, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-09-06T16:39:20+08:00", "utc": "1939-09-06T08:39:20Z", "ms": -956848839772.9194 }, "end": { "local": "1939-09-07T15:58:19+08:00", "utc": "1939-09-07T07:58:19Z", "ms": -956764901223.6516 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-06T16:39:20+08:00", "utc": "1939-09-06T08:39:20Z", "ms": -956848839772.9194 }, "end": { "local": "1939-09-07T15:58:19+08:00", "utc": "1939-09-07T07:58:19Z", "ms": -956764901223.6516 } }, "kaala": "nishita", "days": [ { "local_date": "1939-09-06", "window": { "start": { "local": "1939-09-07T00:24:11+08:00", "utc": "1939-09-06T16:24:11Z", "ms": -956820949364.353 }, "end": { "local": "1939-09-07T01:12:11+08:00", "utc": "1939-09-06T17:12:11Z", "ms": -956818069364.353 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-07", "window": { "start": { "local": "1939-09-08T00:23:51+08:00", "utc": "1939-09-07T16:23:51Z", "ms": -956734569423.4773 }, "end": { "local": "1939-09-08T01:11:51+08:00", "utc": "1939-09-07T17:11:51Z", "ms": -956731689423.4773 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:39 on Wed 6 Sep to 15:58 on Thu 7 Sep.", "fact": "1939-09-06T08:39:20Z → 1939-09-07T07:58:19Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:24–01:12 on the 6th, 00:24–01:12 on the 7th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 48 of 48 minutes on the 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27890 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Qingyang, 1939: Wednesday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "janmashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami." } ], "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.", "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-06", "confidence": "determinate" } ], "quote": "In Qingyang, Janmāṣṭamī 1939 falls on Wednesday 6 September. Aṣṭamī runs from 16:39 on Wed 6 Sep to 15:58 on Thu 7 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12266, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-09-05T16:36:33+08:00", "utc": "1939-09-05T08:36:33Z", "ms": -956935406715.4004 }, "end": { "local": "1939-09-06T16:39:20+08:00", "utc": "1939-09-06T08:39:20Z", "ms": -956848839772.9194 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-05T16:36:33+08:00", "utc": "1939-09-05T08:36:33Z", "ms": -956935406715.4004 }, "end": { "local": "1939-09-06T16:39:20+08:00", "utc": "1939-09-06T08:39:20Z", "ms": -956848839772.9194 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-05", "window": { "start": { "local": "1939-09-05T12:24:08+08:00", "utc": "1939-09-05T04:24:08Z", "ms": -956950552273.1384 }, "end": { "local": "1939-09-05T13:12:08+08:00", "utc": "1939-09-05T05:12:08Z", "ms": -956947672273.1384 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-09-06", "window": { "start": { "local": "1939-09-06T12:23:48+08:00", "utc": "1939-09-06T04:23:48Z", "ms": -956864172121.7578 }, "end": { "local": "1939-09-06T13:11:48+08:00", "utc": "1939-09-06T05:11:48Z", "ms": -956861292121.7578 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 16:37 on Tue 5 Sep to 16:39 on Wed 6 Sep.", "fact": "1939-09-05T08:36:33Z → 1939-09-06T08:39:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 5th, 12:24–13:12 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12266 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Qingyang, 1939: Wednesday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitala-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 7 Sitala saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-06", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalā Saptamī 1939 falls on Wednesday 6 September. Saptamī runs from 16:37 on Tue 5 Sep to 16:39 on Wed 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-09-10", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11587, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-09-09T12:25:06+08:00", "utc": "1939-09-09T04:25:06Z", "ms": -956604893800.9087 }, "end": { "local": "1939-09-10T09:40:29+08:00", "utc": "1939-09-10T01:40:29Z", "ms": -956528370663.3197 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-09T12:25:06+08:00", "utc": "1939-09-09T04:25:06Z", "ms": -956604893800.9087 }, "end": { "local": "1939-09-10T09:40:29+08:00", "utc": "1939-09-10T01:40:29Z", "ms": -956528370663.3197 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-09-09", "window": { "start": { "local": "1939-09-09T06:26:37+08:00", "utc": "1939-09-08T22:26:37Z", "ms": -956626403076.3453 }, "end": { "local": "1939-09-09T06:26:37+08:00", "utc": "1939-09-08T22:26:37Z", "ms": -956626403076.3453 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-09-10", "window": { "start": { "local": "1939-09-10T06:27:22+08:00", "utc": "1939-09-09T22:27:22Z", "ms": -956539957576.5271 }, "end": { "local": "1939-09-10T06:27:22+08:00", "utc": "1939-09-09T22:27:22Z", "ms": -956539957576.5271 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:25 on Sat 9 Sep to 09:40 on Sun 10 Sep.", "fact": "1939-09-09T04:25:06Z → 1939-09-10T01:40:29Z" }, { "step": "kaala", "text": "Sunrise is at 06:27 on the 9th and 06:27 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 9th and is on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11587 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Qingyang, 1939: Sunday 10 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-10", "confidence": "determinate" } ], "quote": "In Qingyang, Ajā Ekādaśī 1939 falls on Sunday 10 September. Ekādaśī runs from 12:25 on Sat 9 Sep to 09:40 on Sun 10 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-09-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-09-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22585, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-09-11T06:26:22+08:00", "utc": "1939-09-10T22:26:22Z", "ms": -956453617869.5295 }, "end": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-11T06:26:22+08:00", "utc": "1939-09-10T22:26:22Z", "ms": -956453617869.5295 }, "end": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-09-10", "window": { "start": { "local": "1939-09-10T19:05:31+08:00", "utc": "1939-09-10T11:05:31Z", "ms": -956494469171.9001 }, "end": { "local": "1939-09-10T20:36:32+08:00", "utc": "1939-09-10T12:36:32Z", "ms": -956489008224.8425 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1939-09-11", "window": { "start": { "local": "1939-09-11T19:04:04+08:00", "utc": "1939-09-11T11:04:04Z", "ms": -956408156057.6072 }, "end": { "local": "1939-09-11T20:35:23+08:00", "utc": "1939-09-11T12:35:23Z", "ms": -956402677456.4401 } }, "covered_min": 91, "window_min": 91, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:26 on Mon 11 Sep to 02:52 on Tue 12 Sep.", "fact": "1939-09-10T22:26:22Z → 1939-09-11T18:51:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:06–20:37 on the 10th, 19:04–20:35 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 10th and 91 of 91 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 22585 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Monday 11 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-11", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Monday 11 September. Trayodaśī runs from 06:26 on Mon 11 Sep to 02:52 on Tue 12 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-09-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-09-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-11", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 4517, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 }, "end": { "local": "1939-09-12T23:06:50+08:00", "utc": "1939-09-12T15:06:50Z", "ms": -956307189555.9309 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 }, "end": { "local": "1939-09-12T23:06:50+08:00", "utc": "1939-09-12T15:06:50Z", "ms": -956307189555.9309 } }, "kaala": "nishita", "days": [ { "local_date": "1939-09-11", "window": { "start": { "local": "1939-09-12T00:22:29+08:00", "utc": "1939-09-11T16:22:29Z", "ms": -956389051303.2303 }, "end": { "local": "1939-09-12T01:10:29+08:00", "utc": "1939-09-11T17:10:29Z", "ms": -956386171303.2303 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-09-12", "window": { "start": { "local": "1939-09-13T00:22:08+08:00", "utc": "1939-09-12T16:22:08Z", "ms": -956302672102.2866 }, "end": { "local": "1939-09-13T01:10:08+08:00", "utc": "1939-09-12T17:10:08Z", "ms": -956299792102.2866 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:52 on Tue 12 Sep to 23:07 on Tue 12 Sep.", "fact": "1939-09-11T18:51:48Z → 1939-09-12T15:06:50Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:22–01:10 on the 11th, 00:22–01:10 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 4517 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Monday 11 September.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-11", "confidence": "boundary" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Monday 11 September. Caturdaśī runs from 02:52 on Tue 12 Sep to 23:07 on Tue 12 Sep, and reaches niśītha on neither day.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-09-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9157, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 }, "end": { "local": "1939-09-12T23:06:50+08:00", "utc": "1939-09-12T15:06:50Z", "ms": -956307189555.9309 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-12T02:51:48+08:00", "utc": "1939-09-11T18:51:48Z", "ms": -956380092229.0259 }, "end": { "local": "1939-09-12T23:06:50+08:00", "utc": "1939-09-12T15:06:50Z", "ms": -956307189555.9309 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-09-11", "window": { "start": { "local": "1939-09-11T19:04:04+08:00", "utc": "1939-09-11T11:04:04Z", "ms": -956408156057.6072 }, "end": { "local": "1939-09-11T20:35:23+08:00", "utc": "1939-09-11T12:35:23Z", "ms": -956402677456.4401 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1939-09-12", "window": { "start": { "local": "1939-09-12T19:02:37+08:00", "utc": "1939-09-12T11:02:37Z", "ms": -956321843192.6056 }, "end": { "local": "1939-09-12T20:34:13+08:00", "utc": "1939-09-12T12:34:13Z", "ms": -956316346901.8539 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:52 on Tue 12 Sep to 23:07 on Tue 12 Sep.", "fact": "1939-09-11T18:51:48Z → 1939-09-12T15:06:50Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:04–20:35 on the 11th, 19:03–20:34 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 11th and 92 of 92 on the 12th.", "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 9157 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Qingyang, 1939: Tuesday 12 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-12", "confidence": "determinate" } ], "quote": "In Qingyang, Aghora Caturdaśī 1939 falls on Tuesday 12 September. Caturdaśī runs from 02:52 on Tue 12 Sep to 23:07 on Tue 12 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9543, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-09-13T19:22:04+08:00", "utc": "1939-09-13T11:22:04Z", "ms": -956234275685.0844 }, "end": { "local": "1939-09-14T15:48:06+08:00", "utc": "1939-09-14T07:48:06Z", "ms": -956160713560.8989 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-13T19:22:04+08:00", "utc": "1939-09-13T11:22:04Z", "ms": -956234275685.0844 }, "end": { "local": "1939-09-14T15:48:06+08:00", "utc": "1939-09-14T07:48:06Z", "ms": -956160713560.8989 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-13", "window": { "start": { "local": "1939-09-13T12:21:24+08:00", "utc": "1939-09-13T04:21:24Z", "ms": -956259515782.1165 }, "end": { "local": "1939-09-13T13:09:24+08:00", "utc": "1939-09-13T05:09:24Z", "ms": -956256635782.1165 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-09-14", "window": { "start": { "local": "1939-09-14T12:21:03+08:00", "utc": "1939-09-14T04:21:03Z", "ms": -956173136783.3752 }, "end": { "local": "1939-09-14T13:09:03+08:00", "utc": "1939-09-14T05:09:03Z", "ms": -956170256783.3752 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:22 on Wed 13 Sep to 15:48 on Thu 14 Sep.", "fact": "1939-09-13T11:22:04Z → 1939-09-14T07:48:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 13th, 12:21–13:09 on the 14th.", "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 13th and 48 of 48 on the 14th.", "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 9543 s" }, { "step": "ruling", "text": "Rudra Vrata, Qingyang, 1939: Thursday 14 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-14", "confidence": "determinate" } ], "quote": "In Qingyang, Rudra Vrata 1939 falls on Thursday 14 September. Pratipadā runs from 19:22 on Wed 13 Sep to 15:48 on Thu 14 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 868, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1939-09-15T12:35:11+08:00", "utc": "1939-09-15T04:35:11Z", "ms": -956085889375.3417 }, "end": { "local": "1939-09-16T09:52:39+08:00", "utc": "1939-09-16T01:52:39Z", "ms": -956009241238.3907 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-15T12:35:11+08:00", "utc": "1939-09-15T04:35:11Z", "ms": -956085889375.3417 }, "end": { "local": "1939-09-16T09:52:39+08:00", "utc": "1939-09-16T01:52:39Z", "ms": -956009241238.3907 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-15", "window": { "start": { "local": "1939-09-15T12:20:42+08:00", "utc": "1939-09-15T04:20:42Z", "ms": -956086757860.3506 }, "end": { "local": "1939-09-15T13:08:42+08:00", "utc": "1939-09-15T05:08:42Z", "ms": -956083877860.3506 } }, "covered_min": 34, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-16", "window": { "start": { "local": "1939-09-16T12:20:21+08:00", "utc": "1939-09-16T04:20:21Z", "ms": -956000378997.9543 }, "end": { "local": "1939-09-16T13:08:21+08:00", "utc": "1939-09-16T05:08:21Z", "ms": -955997498997.9543 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 12:35 on Fri 15 Sep to 09:53 on Sat 16 Sep.", "fact": "1939-09-15T04:35:11Z → 1939-09-16T01:52:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 15th, 12:20–13:08 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 34 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 868 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Qingyang, 1939: Friday 15 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-15", "confidence": "determinate" } ], "quote": "In Qingyang, Haritālikā Vrata (Hartalika Teej) 1939 falls on Friday 15 September. Tṛtīyā runs from 12:35 on Fri 15 Sep to 09:53 on Sat 16 Sep and covers 34 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8862, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-09-16T09:52:39+08:00", "utc": "1939-09-16T01:52:39Z", "ms": -956009241238.3907 }, "end": { "local": "1939-09-17T07:48:27+08:00", "utc": "1939-09-16T23:48:27Z", "ms": -955930292938.9506 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-16T09:52:39+08:00", "utc": "1939-09-16T01:52:39Z", "ms": -956009241238.3907 }, "end": { "local": "1939-09-17T07:48:27+08:00", "utc": "1939-09-16T23:48:27Z", "ms": -955930292938.9506 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-16", "window": { "start": { "local": "1939-09-16T12:20:21+08:00", "utc": "1939-09-16T04:20:21Z", "ms": -956000378997.9543 }, "end": { "local": "1939-09-16T13:08:21+08:00", "utc": "1939-09-16T05:08:21Z", "ms": -955997498997.9543 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-17", "window": { "start": { "local": "1939-09-17T12:20:00+08:00", "utc": "1939-09-17T04:20:00Z", "ms": -955914000181.1033 }, "end": { "local": "1939-09-17T13:08:00+08:00", "utc": "1939-09-17T05:08:00Z", "ms": -955911120181.1033 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:53 on Sat 16 Sep to 07:48 on Sun 17 Sep.", "fact": "1939-09-16T01:52:39Z → 1939-09-16T23:48:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 16th, 12:20–13:08 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8862 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Qingyang, 1939: Saturday 16 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-16", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Caturthī 1939 falls on Saturday 16 September. Caturthī runs from 09:53 on Sat 16 Sep to 07:48 on Sun 17 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16293, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-09-17T07:48:27+08:00", "utc": "1939-09-16T23:48:27Z", "ms": -955930292938.9506 }, "end": { "local": "1939-09-18T06:28:27+08:00", "utc": "1939-09-17T22:28:27Z", "ms": -955848692857.8822 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-17T07:48:27+08:00", "utc": "1939-09-16T23:48:27Z", "ms": -955930292938.9506 }, "end": { "local": "1939-09-18T06:28:27+08:00", "utc": "1939-09-17T22:28:27Z", "ms": -955848692857.8822 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-17", "window": { "start": { "local": "1939-09-17T12:20:00+08:00", "utc": "1939-09-17T04:20:00Z", "ms": -955914000181.1033 }, "end": { "local": "1939-09-17T13:08:00+08:00", "utc": "1939-09-17T05:08:00Z", "ms": -955911120181.1033 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-18", "window": { "start": { "local": "1939-09-18T12:19:39+08:00", "utc": "1939-09-18T04:19:39Z", "ms": -955827621392.0671 }, "end": { "local": "1939-09-18T13:07:39+08:00", "utc": "1939-09-18T05:07:39Z", "ms": -955824741392.0671 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 07:48 on Sun 17 Sep to 06:28 on Mon 18 Sep.", "fact": "1939-09-16T23:48:27Z → 1939-09-17T22:28:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 17th, 12:20–13:08 on the 18th.", "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 17th and 0 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: disputed → only-day · margin 16293 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Qingyang, 1939: Sunday 17 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": "1939-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-17", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Pañcamī 1939 falls on Sunday 17 September. Pañcamī runs from 07:48 on Sun 17 Sep to 06:28 on Mon 18 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21071, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-09-18T06:28:27+08:00", "utc": "1939-09-17T22:28:27Z", "ms": -955848692857.8822 }, "end": { "local": "1939-09-19T05:55:46+08:00", "utc": "1939-09-18T21:55:46Z", "ms": -955764253973.6143 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-18T06:28:27+08:00", "utc": "1939-09-17T22:28:27Z", "ms": -955848692857.8822 }, "end": { "local": "1939-09-19T05:55:46+08:00", "utc": "1939-09-18T21:55:46Z", "ms": -955764253973.6143 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-18", "window": { "start": { "local": "1939-09-18T12:19:39+08:00", "utc": "1939-09-18T04:19:39Z", "ms": -955827621392.0671 }, "end": { "local": "1939-09-18T13:07:39+08:00", "utc": "1939-09-18T05:07:39Z", "ms": -955824741392.0671 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-19", "window": { "start": { "local": "1939-09-19T12:19:17+08:00", "utc": "1939-09-19T04:19:17Z", "ms": -955741242612.9822 }, "end": { "local": "1939-09-19T13:07:17+08:00", "utc": "1939-09-19T05:07:17Z", "ms": -955738362612.9822 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 06:28 on Mon 18 Sep to 05:56 on Tue 19 Sep.", "fact": "1939-09-17T22:28:27Z → 1939-09-18T21:55:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 18th, 12:19–13:07 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21071 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Qingyang, 1939: Monday 18 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": "1939-09-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-18", "confidence": "determinate" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Bhādrapada) 1939 falls on Monday 18 September. Ṣaṣṭhī runs from 06:28 on Mon 18 Sep to 05:56 on Tue 19 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22122, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-09-19T05:55:46+08:00", "utc": "1939-09-18T21:55:46Z", "ms": -955764253973.6143 }, "end": { "local": "1939-09-20T06:10:14+08:00", "utc": "1939-09-19T22:10:14Z", "ms": -955676985936.2416 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-19T05:55:46+08:00", "utc": "1939-09-18T21:55:46Z", "ms": -955764253973.6143 }, "end": { "local": "1939-09-20T06:10:14+08:00", "utc": "1939-09-19T22:10:14Z", "ms": -955676985936.2416 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-19", "window": { "start": { "local": "1939-09-19T12:19:17+08:00", "utc": "1939-09-19T04:19:17Z", "ms": -955741242612.9822 }, "end": { "local": "1939-09-19T13:07:17+08:00", "utc": "1939-09-19T05:07:17Z", "ms": -955738362612.9822 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-20", "window": { "start": { "local": "1939-09-20T12:18:56+08:00", "utc": "1939-09-20T04:18:56Z", "ms": -955654863824.7072 }, "end": { "local": "1939-09-20T13:06:56+08:00", "utc": "1939-09-20T05:06:56Z", "ms": -955651983824.7072 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 05:56 on Tue 19 Sep to 06:10 on Wed 20 Sep.", "fact": "1939-09-18T21:55:46Z → 1939-09-19T22:10:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 19th, 12:19–13:07 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 22122 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Qingyang, 1939: Tuesday 19 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": "1939-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-19", "confidence": "determinate" } ], "quote": "In Qingyang, Muktābharaṇa Vrata 1939 falls on Tuesday 19 September. Saptamī runs from 05:56 on Tue 19 Sep to 06:10 on Wed 20 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18622, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-09-20T06:10:14+08:00", "utc": "1939-09-19T22:10:14Z", "ms": -955676985936.2416 }, "end": { "local": "1939-09-21T07:08:13+08:00", "utc": "1939-09-20T23:08:13Z", "ms": -955587106739.4276 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-20T06:10:14+08:00", "utc": "1939-09-19T22:10:14Z", "ms": -955676985936.2416 }, "end": { "local": "1939-09-21T07:08:13+08:00", "utc": "1939-09-20T23:08:13Z", "ms": -955587106739.4276 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-20", "window": { "start": { "local": "1939-09-20T12:18:56+08:00", "utc": "1939-09-20T04:18:56Z", "ms": -955654863824.7072 }, "end": { "local": "1939-09-20T13:06:56+08:00", "utc": "1939-09-20T05:06:56Z", "ms": -955651983824.7072 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-21", "window": { "start": { "local": "1939-09-21T12:18:35+08:00", "utc": "1939-09-21T04:18:35Z", "ms": -955568485007.219 }, "end": { "local": "1939-09-21T13:06:35+08:00", "utc": "1939-09-21T05:06:35Z", "ms": -955565605007.219 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 06:10 on Wed 20 Sep to 07:08 on Thu 21 Sep.", "fact": "1939-09-19T22:10:14Z → 1939-09-20T23:08:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 20th, 12:19–13:07 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18622 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Qingyang, 1939: Wednesday 20 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": "1939-09-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-20", "confidence": "determinate" } ], "quote": "In Qingyang, Rādhāṣṭamī 1939 falls on Wednesday 20 September. Aṣṭamī runs from 06:10 on Wed 20 Sep to 07:08 on Thu 21 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-09-24", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14886, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-09-23T10:45:22+08:00", "utc": "1939-09-23T02:45:22Z", "ms": -955401277540.6832 }, "end": { "local": "1939-09-24T13:05:27+08:00", "utc": "1939-09-24T05:05:27Z", "ms": -955306472856.8506 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-23T10:45:22+08:00", "utc": "1939-09-23T02:45:22Z", "ms": -955401277540.6832 }, "end": { "local": "1939-09-24T13:05:27+08:00", "utc": "1939-09-24T05:05:27Z", "ms": -955306472856.8506 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-09-23", "window": { "start": { "local": "1939-09-23T06:37:17+08:00", "utc": "1939-09-22T22:37:17Z", "ms": -955416163460.9567 }, "end": { "local": "1939-09-23T06:37:17+08:00", "utc": "1939-09-22T22:37:17Z", "ms": -955416163460.9567 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-09-24", "window": { "start": { "local": "1939-09-24T06:38:03+08:00", "utc": "1939-09-23T22:38:03Z", "ms": -955329717285.3662 }, "end": { "local": "1939-09-24T06:38:03+08:00", "utc": "1939-09-23T22:38:03Z", "ms": -955329717285.3662 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:45 on Sat 23 Sep to 13:05 on Sun 24 Sep.", "fact": "1939-09-23T02:45:22Z → 1939-09-24T05:05:27Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 23rd and 06:38 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 23rd and is on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14886 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Qingyang, 1939: Sunday 24 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": "1939-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-24", "confidence": "determinate" } ], "quote": "In Qingyang, Parivartanī Ekādaśī 1939 falls on Sunday 24 September. Ekādaśī runs from 10:45 on Sat 23 Sep to 13:05 on Sun 24 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-09-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-25", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 5, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-09-24T13:05:27+08:00", "utc": "1939-09-24T05:05:27Z", "ms": -955306472856.8506 }, "end": { "local": "1939-09-25T15:33:24+08:00", "utc": "1939-09-25T07:33:24Z", "ms": -955211195658.4856 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-24T13:05:27+08:00", "utc": "1939-09-24T05:05:27Z", "ms": -955306472856.8506 }, "end": { "local": "1939-09-25T15:33:24+08:00", "utc": "1939-09-25T07:33:24Z", "ms": -955211195658.4856 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-09-24", "window": { "start": { "local": "1939-09-24T12:17:32+08:00", "utc": "1939-09-24T04:17:32Z", "ms": -955309348169.0276 }, "end": { "local": "1939-09-24T13:05:32+08:00", "utc": "1939-09-24T05:05:32Z", "ms": -955306468169.0276 } }, "covered_min": 0, "window_min": 48, "qualifies": true }, { "local_date": "1939-09-25", "window": { "start": { "local": "1939-09-25T12:17:11+08:00", "utc": "1939-09-25T04:17:11Z", "ms": -955222969021.5887 }, "end": { "local": "1939-09-25T13:05:11+08:00", "utc": "1939-09-25T05:05:11Z", "ms": -955220089021.5887 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 13:05 on Sun 24 Sep to 15:33 on Mon 25 Sep.", "fact": "1939-09-24T05:05:27Z → 1939-09-25T07:33:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 24th, 12:17–13:05 on the 25th.", "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 24th and 48 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 5 s < 300 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Qingyang, 1939: Monday 25 September.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "1939-09-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-25", "confidence": "boundary" } ], "quote": "In Qingyang, Vāmana Jayantī 1939 falls on Monday 25 September. Dvādaśī runs from 13:05 on Sun 24 Sep to 15:33 on Mon 25 Sep and covers all of madhyāhna that midday. It also reaches the previous midday for 0 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 05 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-09-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2485, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-09-25T15:33:24+08:00", "utc": "1939-09-25T07:33:24Z", "ms": -955211195658.4856 }, "end": { "local": "1939-09-26T18:00:40+08:00", "utc": "1939-09-26T10:00:40Z", "ms": -955115959610.8419 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-25T15:33:24+08:00", "utc": "1939-09-25T07:33:24Z", "ms": -955211195658.4856 }, "end": { "local": "1939-09-26T18:00:40+08:00", "utc": "1939-09-26T10:00:40Z", "ms": -955115959610.8419 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-09-25", "window": { "start": { "local": "1939-09-25T18:43:33+08:00", "utc": "1939-09-25T10:43:33Z", "ms": -955199787059.8604 }, "end": { "local": "1939-09-25T20:19:01+08:00", "utc": "1939-09-25T12:19:01Z", "ms": -955194058723.8849 } }, "covered_min": 95, "window_min": 95, "qualifies": true }, { "local_date": "1939-09-26", "window": { "start": { "local": "1939-09-26T18:42:05+08:00", "utc": "1939-09-26T10:42:05Z", "ms": -955113474931.9222 }, "end": { "local": "1939-09-26T20:17:51+08:00", "utc": "1939-09-26T12:17:51Z", "ms": -955107728666.3795 } }, "covered_min": 0, "window_min": 96, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:33 on Mon 25 Sep to 18:01 on Tue 26 Sep.", "fact": "1939-09-25T07:33:24Z → 1939-09-26T10:00:40Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:19 on the 25th, 18:42–20:18 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 95 of 95 minutes on the 25th and 0 of 96 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 2485 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Monday 25 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": "1939-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Monday 25 September. Trayodaśī runs from 15:33 on Mon 25 Sep to 18:01 on Tue 26 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-09-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32195, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-09-26T18:00:40+08:00", "utc": "1939-09-26T10:00:40Z", "ms": -955115959610.8419 }, "end": { "local": "1939-09-27T20:20:20+08:00", "utc": "1939-09-27T12:20:20Z", "ms": -955021180294.574 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1939-09-26T18:00:40+08:00", "utc": "1939-09-26T10:00:40Z", "ms": -955115959610.8419 }, "end": { "local": "1939-09-27T20:20:20+08:00", "utc": "1939-09-27T12:20:20Z", "ms": -955021180294.574 } }, "kaala": "udaya-3", "days": [ { "local_date": "1939-09-26", "window": { "start": { "local": "1939-09-26T06:39:35+08:00", "utc": "1939-09-25T22:39:35Z", "ms": -955156824540.0442 }, "end": { "local": "1939-09-26T09:04:05+08:00", "utc": "1939-09-26T01:04:05Z", "ms": -955148154618.4198 } }, "covered_min": 0, "window_min": 144, "qualifies": false }, { "local_date": "1939-09-27", "window": { "start": { "local": "1939-09-27T06:40:22+08:00", "utc": "1939-09-26T22:40:22Z", "ms": -955070377940.352 }, "end": { "local": "1939-09-27T09:04:25+08:00", "utc": "1939-09-27T01:04:25Z", "ms": -955061734879.8789 } }, "covered_min": 144, "window_min": 144, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:01 on Tue 26 Sep to 20:20 on Wed 27 Sep.", "fact": "1939-09-26T10:00:40Z → 1939-09-27T12:20:20Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:40–09:04 on the 26th, 06:40–09:04 on the 27th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must hold through the first three muhūrtas after sunrise. It covers 0 of 144 minutes on the 26th and 144 of 144 on the 27th.", "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 32195 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Qingyang, 1939: Wednesday 27 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": "1939-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-09-27", "confidence": "determinate" } ], "quote": "In Qingyang, Ananta Caturdaśī 1939 falls on Wednesday 27 September. Caturdaśī runs from 18:01 on Tue 26 Sep to 20:20 on Wed 27 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-10-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24038, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-10-02T02:49:40+08:00", "utc": "1939-10-01T18:49:40Z", "ms": -954652219961.0377 }, "end": { "local": "1939-10-03T03:26:56+08:00", "utc": "1939-10-02T19:26:56Z", "ms": -954563583736.273 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-02T02:49:40+08:00", "utc": "1939-10-01T18:49:40Z", "ms": -954652219961.0377 }, "end": { "local": "1939-10-03T03:26:56+08:00", "utc": "1939-10-02T19:26:56Z", "ms": -954563583736.273 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-10-01", "window": { "start": { "local": "1939-10-01T20:05:27+08:00", "utc": "1939-10-01T12:05:27Z", "ms": -954676472590.8107 }, "end": { "local": "1939-10-01T20:05:27+08:00", "utc": "1939-10-01T12:05:27Z", "ms": -954676472590.8107 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-10-02", "window": { "start": { "local": "1939-10-02T20:46:19+08:00", "utc": "1939-10-02T12:46:19Z", "ms": -954587621266.369 }, "end": { "local": "1939-10-02T20:46:19+08:00", "utc": "1939-10-02T12:46:19Z", "ms": -954587621266.369 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:50 on Mon 2 Oct to 03:27 on Tue 3 Oct.", "fact": "1939-10-01T18:49:40Z → 1939-10-02T19:26:56Z" }, { "step": "kaala", "text": "Moonrise is at 20:05 on the 1st and 20:46 on the 2nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 1st and is on the 2nd.", "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 24038 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Monday 2 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-02", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Monday 2 October. Caturthī runs from 02:50 on Mon 2 Oct to 03:27 on Tue 3 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-10-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17151, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-10-04T03:34:01+08:00", "utc": "1939-10-03T19:34:01Z", "ms": -954476759431.1156 }, "end": { "local": "1939-10-05T03:08:36+08:00", "utc": "1939-10-04T19:08:36Z", "ms": -954391883791.3073 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-04T03:34:01+08:00", "utc": "1939-10-03T19:34:01Z", "ms": -954476759431.1156 }, "end": { "local": "1939-10-05T03:08:36+08:00", "utc": "1939-10-04T19:08:36Z", "ms": -954391883791.3073 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-10-03", "window": { "start": { "local": "1939-10-03T21:31:54+08:00", "utc": "1939-10-03T13:31:54Z", "ms": -954498485908.1273 }, "end": { "local": "1939-10-03T21:31:54+08:00", "utc": "1939-10-03T13:31:54Z", "ms": -954498485908.1273 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-10-04", "window": { "start": { "local": "1939-10-04T22:22:45+08:00", "utc": "1939-10-04T14:22:45Z", "ms": -954409034791.9735 }, "end": { "local": "1939-10-04T22:22:45+08:00", "utc": "1939-10-04T14:22:45Z", "ms": -954409034791.9735 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 03:34 on Wed 4 Oct to 03:09 on Thu 5 Oct.", "fact": "1939-10-03T19:34:01Z → 1939-10-04T19:08:36Z" }, { "step": "kaala", "text": "Moonrise is at 21:32 on the 3rd and 22:23 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17151 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Qingyang, 1939: Wednesday 4 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chandra-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day)." } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-04", "confidence": "determinate" } ], "quote": "In Qingyang, Candra Ṣaṣṭhī 1939 falls on Wednesday 4 October. Ṣaṣṭhī runs from 03:34 on Wed 4 Oct to 03:09 on Thu 5 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16242, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-10-06T02:09:32+08:00", "utc": "1939-10-05T18:09:32Z", "ms": -954309027834.1804 }, "end": { "local": "1939-10-07T00:37:08+08:00", "utc": "1939-10-06T16:37:08Z", "ms": -954228172152.4564 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-06T02:09:32+08:00", "utc": "1939-10-05T18:09:32Z", "ms": -954309027834.1804 }, "end": { "local": "1939-10-07T00:37:08+08:00", "utc": "1939-10-06T16:37:08Z", "ms": -954228172152.4564 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-10-05", "window": { "start": { "local": "1939-10-05T18:29:05+08:00", "utc": "1939-10-05T10:29:05Z", "ms": -954336654528.3745 }, "end": { "local": "1939-10-05T20:07:33+08:00", "utc": "1939-10-05T12:07:33Z", "ms": -954330747116.1616 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1939-10-06", "window": { "start": { "local": "1939-10-06T18:27:41+08:00", "utc": "1939-10-06T10:27:41Z", "ms": -954250339316.9586 }, "end": { "local": "1939-10-06T20:06:26+08:00", "utc": "1939-10-06T12:06:26Z", "ms": -954244414066.0265 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:10 on Fri 6 Oct to 00:37 on Sat 7 Oct.", "fact": "1939-10-05T18:09:32Z → 1939-10-06T16:37:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–20:08 on the 5th, 18:28–20:06 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 0 of 98 minutes on the 5th and 99 of 99 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16242 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Qingyang, 1939: Friday 6 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "jitashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-06", "confidence": "determinate" } ], "quote": "In Qingyang, Jitāṣṭamī (Jitiya) 1939 falls on Friday 6 October. Aṣṭamī runs from 02:10 on Fri 6 Oct to 00:37 on Sat 7 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1043, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-10-06T02:09:32+08:00", "utc": "1939-10-05T18:09:32Z", "ms": -954309027834.1804 }, "end": { "local": "1939-10-07T00:37:08+08:00", "utc": "1939-10-06T16:37:08Z", "ms": -954228172152.4564 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-06T02:09:32+08:00", "utc": "1939-10-05T18:09:32Z", "ms": -954309027834.1804 }, "end": { "local": "1939-10-07T00:37:08+08:00", "utc": "1939-10-06T16:37:08Z", "ms": -954228172152.4564 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-10-05", "window": { "start": { "local": "1939-10-05T23:18:54+08:00", "utc": "1939-10-05T15:18:54Z", "ms": -954319266404.9049 }, "end": { "local": "1939-10-05T23:18:54+08:00", "utc": "1939-10-05T15:18:54Z", "ms": -954319266404.9049 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-10-06", "window": { "start": { "local": "1939-10-07T00:19:45+08:00", "utc": "1939-10-06T16:19:45Z", "ms": -954229214732.9193 }, "end": { "local": "1939-10-07T00:19:45+08:00", "utc": "1939-10-06T16:19:45Z", "ms": -954229214732.9193 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:10 on Fri 6 Oct to 00:37 on Sat 7 Oct.", "fact": "1939-10-05T18:09:32Z → 1939-10-06T16:37:08Z" }, { "step": "kaala", "text": "Moonrise is at 23:19 on the 5th and 00:20 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1043 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Qingyang, 1939: Friday 6 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-06", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālakṣmī Vrata Samāpana 1939 falls on Friday 6 October. Aṣṭamī runs from 02:10 on Fri 6 Oct to 00:37 on Sat 7 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-10-09", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37169, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-10-08T20:02:24+08:00", "utc": "1939-10-08T12:02:24Z", "ms": -954071855615.7106 }, "end": { "local": "1939-10-09T17:09:28+08:00", "utc": "1939-10-09T09:09:28Z", "ms": -953995832115.777 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-08T20:02:24+08:00", "utc": "1939-10-08T12:02:24Z", "ms": -954071855615.7106 }, "end": { "local": "1939-10-09T17:09:28+08:00", "utc": "1939-10-09T09:09:28Z", "ms": -953995832115.777 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-10-08", "window": { "start": { "local": "1939-10-08T06:49:09+08:00", "utc": "1939-10-07T22:49:09Z", "ms": -954119450622.2279 }, "end": { "local": "1939-10-08T06:49:09+08:00", "utc": "1939-10-07T22:49:09Z", "ms": -954119450622.2279 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-10-09", "window": { "start": { "local": "1939-10-09T06:49:59+08:00", "utc": "1939-10-08T22:49:59Z", "ms": -954033000990.7274 }, "end": { "local": "1939-10-09T06:49:59+08:00", "utc": "1939-10-08T22:49:59Z", "ms": -954033000990.7274 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:02 on Sun 8 Oct to 17:09 on Mon 9 Oct.", "fact": "1939-10-08T12:02:24Z → 1939-10-09T09:09:28Z" }, { "step": "kaala", "text": "Sunrise is at 06:49 on the 8th and 06:50 on the 9th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 8th and is on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37169 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Qingyang, 1939: Monday 9 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-09", "confidence": "determinate" } ], "quote": "In Qingyang, Indirā Ekādaśī 1939 falls on Monday 9 October. Ekādaśī runs from 20:02 on Sun 8 Oct to 17:09 on Mon 9 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-10-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-10-10", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15635, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-10-10T14:01:31+08:00", "utc": "1939-10-10T06:01:31Z", "ms": -953920708839.2251 }, "end": { "local": "1939-10-11T10:46:30+08:00", "utc": "1939-10-11T02:46:30Z", "ms": -953846010415.3544 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-10T14:01:31+08:00", "utc": "1939-10-10T06:01:31Z", "ms": -953920708839.2251 }, "end": { "local": "1939-10-11T10:46:30+08:00", "utc": "1939-10-11T02:46:30Z", "ms": -953846010415.3544 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-10-10", "window": { "start": { "local": "1939-10-10T18:22:07+08:00", "utc": "1939-10-10T10:22:07Z", "ms": -953905073340.4167 }, "end": { "local": "1939-10-10T20:02:03+08:00", "utc": "1939-10-10T12:02:03Z", "ms": -953899076994.8506 } }, "covered_min": 100, "window_min": 100, "qualifies": true }, { "local_date": "1939-10-11", "window": { "start": { "local": "1939-10-11T18:20:45+08:00", "utc": "1939-10-11T10:20:45Z", "ms": -953818755417.5009 }, "end": { "local": "1939-10-11T20:00:59+08:00", "utc": "1939-10-11T12:00:59Z", "ms": -953812741379.2662 } }, "covered_min": 0, "window_min": 100, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:02 on Tue 10 Oct to 10:46 on Wed 11 Oct.", "fact": "1939-10-10T06:01:31Z → 1939-10-11T02:46:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:22–20:02 on the 10th, 18:21–20:01 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 100 of 100 minutes on the 10th and 0 of 100 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 15635 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Tuesday 10 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": "1939-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-10", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Tuesday 10 October. Trayodaśī runs from 14:02 on Tue 10 Oct to 10:46 on Wed 11 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-10-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-10-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23544, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-10-11T10:46:30+08:00", "utc": "1939-10-11T02:46:30Z", "ms": -953846010415.3544 }, "end": { "local": "1939-10-12T07:33:01+08:00", "utc": "1939-10-11T23:33:01Z", "ms": -953771219156.6957 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-11T10:46:30+08:00", "utc": "1939-10-11T02:46:30Z", "ms": -953846010415.3544 }, "end": { "local": "1939-10-12T07:33:01+08:00", "utc": "1939-10-11T23:33:01Z", "ms": -953771219156.6957 } }, "kaala": "nishita", "days": [ { "local_date": "1939-10-10", "window": { "start": { "local": "1939-10-11T00:12:53+08:00", "utc": "1939-10-10T16:12:53Z", "ms": -953884027044.5437 }, "end": { "local": "1939-10-11T01:00:53+08:00", "utc": "1939-10-10T17:00:53Z", "ms": -953881147044.5437 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-10-11", "window": { "start": { "local": "1939-10-12T00:12:37+08:00", "utc": "1939-10-11T16:12:37Z", "ms": -953797642774.121 }, "end": { "local": "1939-10-12T01:00:37+08:00", "utc": "1939-10-11T17:00:37Z", "ms": -953794762774.121 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:46 on Wed 11 Oct to 07:33 on Thu 12 Oct.", "fact": "1939-10-11T02:46:30Z → 1939-10-11T23:33:01Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:13–01:01 on the 10th, 00:13–01:01 on the 11th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23544 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Wednesday 11 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-11", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Wednesday 11 October. Caturdaśī runs from 10:46 on Wed 11 Oct to 07:33 on Thu 12 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22297, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1939-10-12T07:33:01+08:00", "utc": "1939-10-11T23:33:01Z", "ms": -953771219156.6957 }, "end": { "local": "1939-10-13T04:30:05+08:00", "utc": "1939-10-12T20:30:05Z", "ms": -953695795391.4554 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-12T07:33:01+08:00", "utc": "1939-10-11T23:33:01Z", "ms": -953771219156.6957 }, "end": { "local": "1939-10-13T04:30:05+08:00", "utc": "1939-10-12T20:30:05Z", "ms": -953695795391.4554 } }, "kaala": "aparahna", "days": [ { "local_date": "1939-10-12", "window": { "start": { "local": "1939-10-12T13:44:38+08:00", "utc": "1939-10-12T05:44:38Z", "ms": -953748922173.1392 }, "end": { "local": "1939-10-12T16:02:00+08:00", "utc": "1939-10-12T08:02:00Z", "ms": -953740679520.6051 } }, "covered_min": 137, "window_min": 137, "qualifies": true }, { "local_date": "1939-10-13", "window": { "start": { "local": "1939-10-13T13:44:10+08:00", "utc": "1939-10-13T05:44:10Z", "ms": -953662550271.0035 }, "end": { "local": "1939-10-13T16:01:06+08:00", "utc": "1939-10-13T08:01:06Z", "ms": -953654333968.3776 } }, "covered_min": 0, "window_min": 137, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 07:33 on Thu 12 Oct to 04:30 on Fri 13 Oct.", "fact": "1939-10-11T23:33:01Z → 1939-10-12T20:30:05Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:45–16:02 on the 12th, 13:44–16:01 on the 13th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 137 of 137 minutes on the 12th and 0 of 137 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22297 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Qingyang, 1939: Thursday 12 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-12", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālaya Amāvāsyā 1939 falls on Thursday 12 October. Amāvasyā runs from 07:33 on Thu 12 Oct to 04:30 on Fri 13 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27697, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-10-13T04:30:05+08:00", "utc": "1939-10-12T20:30:05Z", "ms": -953695795391.4554 }, "end": { "local": "1939-10-14T01:46:41+08:00", "utc": "1939-10-13T17:46:41Z", "ms": -953619199034.0665 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-13T04:30:05+08:00", "utc": "1939-10-12T20:30:05Z", "ms": -953695795391.4554 }, "end": { "local": "1939-10-14T01:46:41+08:00", "utc": "1939-10-13T17:46:41Z", "ms": -953619199034.0665 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-10-13", "window": { "start": { "local": "1939-10-13T12:11:42+08:00", "utc": "1939-10-13T04:11:42Z", "ms": -953668098422.3165 }, "end": { "local": "1939-10-13T12:59:42+08:00", "utc": "1939-10-13T04:59:42Z", "ms": -953665218422.3165 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-10-14", "window": { "start": { "local": "1939-10-14T12:11:27+08:00", "utc": "1939-10-14T04:11:27Z", "ms": -953581712838.1726 }, "end": { "local": "1939-10-14T12:59:27+08:00", "utc": "1939-10-14T04:59:27Z", "ms": -953578832838.1726 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 04:30 on Fri 13 Oct to 01:47 on Sat 14 Oct.", "fact": "1939-10-12T20:30:05Z → 1939-10-13T17:46:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 13th, 12:11–12:59 on the 14th.", "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 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27697 s" }, { "step": "ruling", "text": "Navarātrārambha, Qingyang, 1939: Friday 13 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-13", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Navratri) 1939 falls on Friday 13 October. Pratipadā runs from 04:30 on Fri 13 Oct to 01:47 on Sat 14 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-10-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28515, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-10-15T21:51:56+08:00", "utc": "1939-10-15T13:51:56Z", "ms": -953460484140.7103 }, "end": { "local": "1939-10-16T20:54:15+08:00", "utc": "1939-10-16T12:54:15Z", "ms": -953377544778.896 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-15T21:51:56+08:00", "utc": "1939-10-15T13:51:56Z", "ms": -953460484140.7103 }, "end": { "local": "1939-10-16T20:54:15+08:00", "utc": "1939-10-16T12:54:15Z", "ms": -953377544778.896 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-10-15", "window": { "start": { "local": "1939-10-15T12:11:13+08:00", "utc": "1939-10-15T04:11:13Z", "ms": -953495326733.2703 }, "end": { "local": "1939-10-15T12:59:13+08:00", "utc": "1939-10-15T04:59:13Z", "ms": -953492446733.2703 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-10-16", "window": { "start": { "local": "1939-10-16T12:11:00+08:00", "utc": "1939-10-16T04:11:00Z", "ms": -953408940093.5029 }, "end": { "local": "1939-10-16T12:59:00+08:00", "utc": "1939-10-16T04:59:00Z", "ms": -953406060093.5029 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:52 on Sun 15 Oct to 20:54 on Mon 16 Oct.", "fact": "1939-10-15T13:51:56Z → 1939-10-16T12:54:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 15th, 12:11–12:59 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28515 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Monday 16 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": "1939-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-16", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Monday 16 October. Caturthī runs from 21:52 on Sun 15 Oct to 20:54 on Mon 16 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-10-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30442, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-10-18T21:15:44+08:00", "utc": "1939-10-18T13:15:44Z", "ms": -953203455647.7869 }, "end": { "local": "1939-10-19T22:32:05+08:00", "utc": "1939-10-19T14:32:05Z", "ms": -953112474935.7034 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-18T21:15:44+08:00", "utc": "1939-10-18T13:15:44Z", "ms": -953203455647.7869 }, "end": { "local": "1939-10-19T22:32:05+08:00", "utc": "1939-10-19T14:32:05Z", "ms": -953112474935.7034 } }, "kaala": "udaya-1", "days": [ { "local_date": "1939-10-19", "window": { "start": { "local": "1939-10-19T06:58:34+08:00", "utc": "1939-10-18T22:58:34Z", "ms": -953168486425.9148 }, "end": { "local": "1939-10-19T07:43:20+08:00", "utc": "1939-10-18T23:43:20Z", "ms": -953165799811.1305 } }, "covered_min": 45, "window_min": 45, "qualifies": true }, { "local_date": "1939-10-20", "window": { "start": { "local": "1939-10-20T06:59:27+08:00", "utc": "1939-10-19T22:59:27Z", "ms": -953082033120.8109 }, "end": { "local": "1939-10-20T07:44:05+08:00", "utc": "1939-10-19T23:44:05Z", "ms": -953079355089.1122 } }, "covered_min": 0, "window_min": 45, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 21:16 on Wed 18 Oct to 22:32 on Thu 19 Oct.", "fact": "1939-10-18T13:15:44Z → 1939-10-19T14:32:05Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:59–07:43 on the 19th, 06:59–07:44 on the 20th.", "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 45 of 45 minutes on the 19th and 0 of 45 on the 20th.", "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 30442 s" }, { "step": "ruling", "text": "Durgā Saptamī, Qingyang, 1939: Thursday 19 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": "1939-10-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-19", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Saptamī 1939 falls on Thursday 19 October. Saptamī runs from 21:16 on Wed 18 Oct to 22:32 on Thu 19 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34422, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-10-19T22:32:05+08:00", "utc": "1939-10-19T14:32:05Z", "ms": -953112474935.7034 }, "end": { "local": "1939-10-21T00:23:56+08:00", "utc": "1939-10-20T16:23:56Z", "ms": -953019363838.5261 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-19T22:32:05+08:00", "utc": "1939-10-19T14:32:05Z", "ms": -953112474935.7034 }, "end": { "local": "1939-10-21T00:23:56+08:00", "utc": "1939-10-20T16:23:56Z", "ms": -953019363838.5261 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-10-19", "window": { "start": { "local": "1939-10-19T12:10:23+08:00", "utc": "1939-10-19T04:10:23Z", "ms": -953149776815.0321 }, "end": { "local": "1939-10-19T12:58:23+08:00", "utc": "1939-10-19T04:58:23Z", "ms": -953146896815.0321 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-10-20", "window": { "start": { "local": "1939-10-20T12:10:12+08:00", "utc": "1939-10-20T04:10:12Z", "ms": -953063387883.0707 }, "end": { "local": "1939-10-20T12:58:12+08:00", "utc": "1939-10-20T04:58:12Z", "ms": -953060507883.0707 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 22:32 on Thu 19 Oct to 00:24 on Sat 21 Oct.", "fact": "1939-10-19T14:32:05Z → 1939-10-20T16:23:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 19th, 12:10–12:58 on the 20th.", "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 19th and 48 of 48 on the 20th.", "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 34422 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Qingyang, 1939: Friday 20 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": "1939-10-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-20", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāṣṭamī (Durga Ashtami) 1939 falls on Friday 20 October. Aṣṭamī runs from 22:32 on Thu 19 Oct to 00:24 on Sat 21 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34136, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1939-10-21T00:23:56+08:00", "utc": "1939-10-20T16:23:56Z", "ms": -953019363838.5261 }, "end": { "local": "1939-10-22T02:40:56+08:00", "utc": "1939-10-21T18:40:56Z", "ms": -952924744351.9591 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-21T00:23:56+08:00", "utc": "1939-10-20T16:23:56Z", "ms": -953019363838.5261 }, "end": { "local": "1939-10-22T02:40:56+08:00", "utc": "1939-10-21T18:40:56Z", "ms": -952924744351.9591 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-10-21", "window": { "start": { "local": "1939-10-21T12:10:02+08:00", "utc": "1939-10-21T04:10:02Z", "ms": -952976998337.5248 }, "end": { "local": "1939-10-21T12:58:02+08:00", "utc": "1939-10-21T04:58:02Z", "ms": -952974118337.5248 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-10-22", "window": { "start": { "local": "1939-10-22T12:09:52+08:00", "utc": "1939-10-22T04:09:52Z", "ms": -952890608161.6669 }, "end": { "local": "1939-10-22T12:57:52+08:00", "utc": "1939-10-22T04:57:52Z", "ms": -952887728161.6669 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 00:24 on Sat 21 Oct to 02:41 on Sun 22 Oct.", "fact": "1939-10-20T16:23:56Z → 1939-10-21T18:40:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 21st, 12:10–12:58 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34136 s" }, { "step": "ruling", "text": "Mahānavamī, Qingyang, 1939: Saturday 21 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": "1939-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-21", "confidence": "determinate" } ], "quote": "In Qingyang, Mahānavamī 1939 falls on Saturday 21 October. Navamī runs from 00:24 on Sat 21 Oct to 02:41 on Sun 22 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9188, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1939-10-22T02:40:56+08:00", "utc": "1939-10-21T18:40:56Z", "ms": -952924744351.9591 }, "end": { "local": "1939-10-23T05:10:46+08:00", "utc": "1939-10-22T21:10:46Z", "ms": -952829353923.2764 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-22T02:40:56+08:00", "utc": "1939-10-21T18:40:56Z", "ms": -952924744351.9591 }, "end": { "local": "1939-10-23T05:10:46+08:00", "utc": "1939-10-22T21:10:46Z", "ms": -952829353923.2764 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-10-22", "window": { "start": { "local": "1939-10-22T12:09:52+08:00", "utc": "1939-10-22T04:09:52Z", "ms": -952890608161.6669 }, "end": { "local": "1939-10-22T12:57:52+08:00", "utc": "1939-10-22T04:57:52Z", "ms": -952887728161.6669 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-10-23", "window": { "start": { "local": "1939-10-23T12:09:43+08:00", "utc": "1939-10-23T04:09:43Z", "ms": -952804217338.688 }, "end": { "local": "1939-10-23T12:57:43+08:00", "utc": "1939-10-23T04:57:43Z", "ms": -952801337338.688 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 02:41 on Sun 22 Oct to 05:11 on Mon 23 Oct.", "fact": "1939-10-21T18:40:56Z → 1939-10-22T21:10:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 22nd, 12:10–12:58 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Daśamī touches Śravaṇa in the day time on neither day, so the rest of the rule applies. Daśamī must be present during madhyāhna. It covers 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9188 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Qingyang, 1939: Sunday 22 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": "1939-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-22", "confidence": "determinate" } ], "quote": "In Qingyang, Vijayā Daśamī (Dussehra) 1939 falls on Sunday 22 October. Daśamī touches Śravaṇa in the day time on neither day, so madhyāhna decides. Daśamī runs from 02:41 on Sun 22 Oct to 05:11 on Mon 23 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-10-24", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2273, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-10-23T05:10:46+08:00", "utc": "1939-10-22T21:10:46Z", "ms": -952829353923.2764 }, "end": { "local": "1939-10-24T07:40:57+08:00", "utc": "1939-10-23T23:40:57Z", "ms": -952733943341.7345 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-23T05:10:46+08:00", "utc": "1939-10-22T21:10:46Z", "ms": -952829353923.2764 }, "end": { "local": "1939-10-24T07:40:57+08:00", "utc": "1939-10-23T23:40:57Z", "ms": -952733943341.7345 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-10-23", "window": { "start": { "local": "1939-10-23T07:02:09+08:00", "utc": "1939-10-22T23:02:09Z", "ms": -952822671161.2047 }, "end": { "local": "1939-10-23T07:02:09+08:00", "utc": "1939-10-22T23:02:09Z", "ms": -952822671161.2047 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-10-24", "window": { "start": { "local": "1939-10-24T07:03:04+08:00", "utc": "1939-10-23T23:03:04Z", "ms": -952736216490.3329 }, "end": { "local": "1939-10-24T07:03:04+08:00", "utc": "1939-10-23T23:03:04Z", "ms": -952736216490.3329 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:11 on Mon 23 Oct to 07:41 on Tue 24 Oct.", "fact": "1939-10-22T21:10:46Z → 1939-10-23T23:40:57Z" }, { "step": "kaala", "text": "Sunrise is at 07:02 on the 23rd and 07:03 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 23rd and is on the 24th.", "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 2273 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Qingyang, 1939: Tuesday 24 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": "1939-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-24", "confidence": "determinate" } ], "quote": "In Qingyang, Pāśāṅkuśā Ekādaśī 1939 falls on Tuesday 24 October. Ekādaśī runs from 05:11 on Mon 23 Oct to 07:41 on Tue 24 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-10-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-10-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21688, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-10-25T10:00:20+08:00", "utc": "1939-10-25T02:00:20Z", "ms": -952639180177.8806 }, "end": { "local": "1939-10-26T12:00:17+08:00", "utc": "1939-10-26T04:00:17Z", "ms": -952545583073.488 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1939-10-25T10:00:20+08:00", "utc": "1939-10-25T02:00:20Z", "ms": -952639180177.8806 }, "end": { "local": "1939-10-26T12:00:17+08:00", "utc": "1939-10-26T04:00:17Z", "ms": -952545583073.488 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-10-25", "window": { "start": { "local": "1939-10-25T18:02:54+08:00", "utc": "1939-10-25T10:02:54Z", "ms": -952610225891.4012 }, "end": { "local": "1939-10-25T19:47:10+08:00", "utc": "1939-10-25T11:47:10Z", "ms": -952603969921.9432 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1939-10-26", "window": { "start": { "local": "1939-10-26T18:01:44+08:00", "utc": "1939-10-26T10:01:44Z", "ms": -952523895517.0199 }, "end": { "local": "1939-10-26T19:46:17+08:00", "utc": "1939-10-26T11:46:17Z", "ms": -952517622837.7378 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:00 on Wed 25 Oct to 12:00 on Thu 26 Oct.", "fact": "1939-10-25T02:00:20Z → 1939-10-26T04:00:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:03–19:47 on the 25th, 18:02–19:46 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 104 of 104 minutes on the 25th and 0 of 105 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 21688 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Wednesday 25 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": "1939-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Wednesday 25 October. Trayodaśī runs from 10:00 on Wed 25 Oct to 12:00 on Thu 26 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-10-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18555, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-10-31T15:10:06+08:00", "utc": "1939-10-31T07:10:06Z", "ms": -952102193803.5562 }, "end": { "local": "1939-11-01T14:27:14+08:00", "utc": "1939-11-01T06:27:14Z", "ms": -952018365855.7856 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-10-31T15:10:06+08:00", "utc": "1939-10-31T07:10:06Z", "ms": -952102193803.5562 }, "end": { "local": "1939-11-01T14:27:14+08:00", "utc": "1939-11-01T06:27:14Z", "ms": -952018365855.7856 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-10-31", "window": { "start": { "local": "1939-10-31T20:19:21+08:00", "utc": "1939-10-31T12:19:21Z", "ms": -952083639073.8923 }, "end": { "local": "1939-10-31T20:19:21+08:00", "utc": "1939-10-31T12:19:21Z", "ms": -952083639073.8923 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-11-01", "window": { "start": { "local": "1939-11-01T21:14:13+08:00", "utc": "1939-11-01T13:14:13Z", "ms": -951993946586.262 }, "end": { "local": "1939-11-01T21:14:13+08:00", "utc": "1939-11-01T13:14:13Z", "ms": -951993946586.262 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:10 on Tue 31 Oct to 14:27 on Wed 1 Nov.", "fact": "1939-10-31T07:10:06Z → 1939-11-01T06:27:14Z" }, { "step": "kaala", "text": "Moonrise is at 20:19 on the 31st and 21:14 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18555 s" }, { "step": "ruling", "text": "Karaka Caturthī, Qingyang, 1939: Tuesday 31 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": "1939-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-31", "confidence": "determinate" } ], "quote": "In Qingyang, Karaka Caturthī (Karwa Chauth) 1939 falls on Tuesday 31 October. Caturthī runs from 15:10 on Tue 31 Oct to 14:27 on Wed 1 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-10-31", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18555, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-10-31T15:10:06+08:00", "utc": "1939-10-31T07:10:06Z", "ms": -952102193803.5562 }, "end": { "local": "1939-11-01T14:27:14+08:00", "utc": "1939-11-01T06:27:14Z", "ms": -952018365855.7856 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-10-31T15:10:06+08:00", "utc": "1939-10-31T07:10:06Z", "ms": -952102193803.5562 }, "end": { "local": "1939-11-01T14:27:14+08:00", "utc": "1939-11-01T06:27:14Z", "ms": -952018365855.7856 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-10-31", "window": { "start": { "local": "1939-10-31T20:19:21+08:00", "utc": "1939-10-31T12:19:21Z", "ms": -952083639073.8923 }, "end": { "local": "1939-10-31T20:19:21+08:00", "utc": "1939-10-31T12:19:21Z", "ms": -952083639073.8923 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-11-01", "window": { "start": { "local": "1939-11-01T21:14:13+08:00", "utc": "1939-11-01T13:14:13Z", "ms": -951993946586.262 }, "end": { "local": "1939-11-01T21:14:13+08:00", "utc": "1939-11-01T13:14:13Z", "ms": -951993946586.262 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:10 on Tue 31 Oct to 14:27 on Wed 1 Nov.", "fact": "1939-10-31T07:10:06Z → 1939-11-01T06:27:14Z" }, { "step": "kaala", "text": "Moonrise is at 20:19 on the 31st and 21:14 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18555 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Tuesday 31 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": "1939-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-10-31", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Tuesday 31 October. Caturthī runs from 15:10 on Tue 31 Oct to 14:27 on Wed 1 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-10-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28119, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-11-04T10:10:22+08:00", "utc": "1939-11-04T02:10:22Z", "ms": -951774578271.0894 }, "end": { "local": "1939-11-05T08:09:31+08:00", "utc": "1939-11-05T00:09:31Z", "ms": -951695429299.6486 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-04T10:10:22+08:00", "utc": "1939-11-04T02:10:22Z", "ms": -951774578271.0894 }, "end": { "local": "1939-11-05T08:09:31+08:00", "utc": "1939-11-05T00:09:31Z", "ms": -951695429299.6486 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-11-03", "window": { "start": { "local": "1939-11-03T23:16:08+08:00", "utc": "1939-11-03T15:16:08Z", "ms": -951813832487.5979 }, "end": { "local": "1939-11-03T23:16:08+08:00", "utc": "1939-11-03T15:16:08Z", "ms": -951813832487.5979 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-11-04", "window": { "start": { "local": "1939-11-05T00:20:52+08:00", "utc": "1939-11-04T16:20:52Z", "ms": -951723547923.2784 }, "end": { "local": "1939-11-05T00:20:52+08:00", "utc": "1939-11-04T16:20:52Z", "ms": -951723547923.2784 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:10 on Sat 4 Nov to 08:10 on Sun 5 Nov.", "fact": "1939-11-04T02:10:22Z → 1939-11-05T00:09:31Z" }, { "step": "kaala", "text": "Moonrise is at 23:16 on the 3rd and 00:21 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28119 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Qingyang, 1939: Saturday 4 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ahoyi-ashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-04", "confidence": "determinate" } ], "quote": "In Qingyang, Ahoyī Aṣṭamī 1939 falls on Saturday 4 November. Aṣṭamī runs from 10:10 on Sat 4 Nov to 08:10 on Sun 5 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-11-07", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13494, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-11-07T03:31:30+08:00", "utc": "1939-11-06T19:31:30Z", "ms": -951539309965.9161 }, "end": { "local": "1939-11-08T01:01:48+08:00", "utc": "1939-11-07T17:01:48Z", "ms": -951461891670.7526 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-07T03:31:30+08:00", "utc": "1939-11-06T19:31:30Z", "ms": -951539309965.9161 }, "end": { "local": "1939-11-08T01:01:48+08:00", "utc": "1939-11-07T17:01:48Z", "ms": -951461891670.7526 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-11-07", "window": { "start": { "local": "1939-11-07T07:16:24+08:00", "utc": "1939-11-06T23:16:24Z", "ms": -951525816351.7223 }, "end": { "local": "1939-11-07T07:16:24+08:00", "utc": "1939-11-06T23:16:24Z", "ms": -951525816351.7223 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-11-08", "window": { "start": { "local": "1939-11-08T07:17:23+08:00", "utc": "1939-11-07T23:17:23Z", "ms": -951439357021.1403 }, "end": { "local": "1939-11-08T07:17:23+08:00", "utc": "1939-11-07T23:17:23Z", "ms": -951439357021.1403 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:32 on Tue 7 Nov to 01:02 on Wed 8 Nov.", "fact": "1939-11-06T19:31:30Z → 1939-11-07T17:01:48Z" }, { "step": "kaala", "text": "Sunrise is at 07:16 on the 7th and 07:17 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 13494 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Qingyang, 1939: Tuesday 7 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": "1939-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-07", "confidence": "determinate" } ], "quote": "In Qingyang, Ramā Ekādaśī 1939 falls on Tuesday 7 November. Ekādaśī runs from 03:32 on Tue 7 Nov to 01:02 on Wed 8 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-11-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10484, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-11-08T01:01:48+08:00", "utc": "1939-11-07T17:01:48Z", "ms": -951461891670.7526 }, "end": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-08T01:01:48+08:00", "utc": "1939-11-07T17:01:48Z", "ms": -951461891670.7526 }, "end": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-07", "window": { "start": { "local": "1939-11-07T17:49:24+08:00", "utc": "1939-11-07T09:49:24Z", "ms": -951487836348.4148 }, "end": { "local": "1939-11-07T19:37:08+08:00", "utc": "1939-11-07T11:37:08Z", "ms": -951481372438.1116 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1939-11-08", "window": { "start": { "local": "1939-11-08T17:48:31+08:00", "utc": "1939-11-08T09:48:31Z", "ms": -951401489171.291 }, "end": { "local": "1939-11-08T19:36:30+08:00", "utc": "1939-11-08T11:36:30Z", "ms": -951395010279.8688 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:02 on Wed 8 Nov to 22:31 on Wed 8 Nov.", "fact": "1939-11-07T17:01:48Z → 1939-11-08T14:31:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:37 on the 7th, 17:49–19:36 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 0 of 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: purvaviddha → only-day · margin 10484 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Qingyang, 1939: Wednesday 8 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govatsa-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-08", "confidence": "determinate" } ], "quote": "In Qingyang, Govatsa Dvādaśī (Vasu Baras) 1939 falls on Wednesday 8 November. Dvādaśī runs from 01:02 on Wed 8 Nov to 22:31 on Wed 8 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1774, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 }, "end": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 }, "end": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-08", "window": { "start": { "local": "1939-11-08T17:48:31+08:00", "utc": "1939-11-08T09:48:31Z", "ms": -951401489171.291 }, "end": { "local": "1939-11-08T19:36:30+08:00", "utc": "1939-11-08T11:36:30Z", "ms": -951395010279.8688 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1939-11-09", "window": { "start": { "local": "1939-11-09T17:47:40+08:00", "utc": "1939-11-09T09:47:40Z", "ms": -951315140480.1744 }, "end": { "local": "1939-11-09T19:35:53+08:00", "utc": "1939-11-09T11:35:53Z", "ms": -951308646785.6646 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:31 on Wed 8 Nov to 20:05 on Thu 9 Nov.", "fact": "1939-11-08T14:31:14Z → 1939-11-09T12:05:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:36 on the 8th, 17:48–19:36 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 8th and 108 of 108 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1774 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Qingyang, 1939: Thursday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Dīpadāna 1939 falls on Thursday 9 November. Trayodaśī runs from 22:31 on Wed 8 Nov to 20:05 on Thu 9 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-11-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1774, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 }, "end": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-08T22:31:14+08:00", "utc": "1939-11-08T14:31:14Z", "ms": -951384526066.5796 }, "end": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-08", "window": { "start": { "local": "1939-11-08T17:48:31+08:00", "utc": "1939-11-08T09:48:31Z", "ms": -951401489171.291 }, "end": { "local": "1939-11-08T19:36:30+08:00", "utc": "1939-11-08T11:36:30Z", "ms": -951395010279.8688 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "1939-11-09", "window": { "start": { "local": "1939-11-09T17:47:40+08:00", "utc": "1939-11-09T09:47:40Z", "ms": -951315140480.1744 }, "end": { "local": "1939-11-09T19:35:53+08:00", "utc": "1939-11-09T11:35:53Z", "ms": -951308646785.6646 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:31 on Wed 8 Nov to 20:05 on Thu 9 Nov.", "fact": "1939-11-08T14:31:14Z → 1939-11-09T12:05:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:36 on the 8th, 17:48–19:36 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 108 minutes on the 8th and 108 of 108 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1774 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Thursday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Thursday 9 November. Trayodaśī runs from 22:31 on Wed 8 Nov to 20:05 on Thu 9 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-11-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14643, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "end": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "end": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 } }, "kaala": "nishita", "days": [ { "local_date": "1939-11-09", "window": { "start": { "local": "1939-11-10T00:09:31+08:00", "utc": "1939-11-09T16:09:31Z", "ms": -951292229125.7622 }, "end": { "local": "1939-11-10T00:57:31+08:00", "utc": "1939-11-09T16:57:31Z", "ms": -951289349125.7622 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-11-10", "window": { "start": { "local": "1939-11-11T00:09:36+08:00", "utc": "1939-11-10T16:09:36Z", "ms": -951205824078.0737 }, "end": { "local": "1939-11-11T00:57:36+08:00", "utc": "1939-11-10T16:57:36Z", "ms": -951202944078.0737 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:05 on Thu 9 Nov to 17:51 on Fri 10 Nov.", "fact": "1939-11-09T12:05:27Z → 1939-11-10T09:50:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:10–00:58 on the 9th, 00:10–00:58 on the 10th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14643 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Thursday 9 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": "1939-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Thursday 9 November. Caturdaśī runs from 20:05 on Thu 9 Nov to 17:51 on Fri 10 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33941, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "end": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-09T20:05:27+08:00", "utc": "1939-11-09T12:05:27Z", "ms": -951306872585.557 }, "end": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 } }, "kaala": "arunodaya", "days": [ { "local_date": "1939-11-10", "window": { "start": { "local": "1939-11-10T05:31:09+08:00", "utc": "1939-11-09T21:31:09Z", "ms": -951272931465.8597 }, "end": { "local": "1939-11-10T07:19:22+08:00", "utc": "1939-11-09T23:19:22Z", "ms": -951266437771.3499 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-11T05:31:54+08:00", "utc": "1939-11-10T21:31:54Z", "ms": -951186486219.0682 }, "end": { "local": "1939-11-11T07:20:22+08:00", "utc": "1939-11-10T23:20:22Z", "ms": -951179977906.7026 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:05 on Thu 9 Nov to 17:51 on Fri 10 Nov.", "fact": "1939-11-09T12:05:27Z → 1939-11-10T09:50:51Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:31–07:19 on the 10th, 05:32–07:20 on the 11th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 108 of 108 minutes on the 10th and 0 of 108 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33941 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Qingyang, 1939: Friday 10 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-10", "confidence": "determinate" } ], "quote": "In Qingyang, Naraka Caturdaśī (Choti Diwali) 1939 falls on Friday 10 November. Caturdaśī runs from 20:05 on Thu 9 Nov to 17:51 on Fri 10 Nov and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-10", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 241, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "end": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "end": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-10", "window": { "start": { "local": "1939-11-10T17:46:50+08:00", "utc": "1939-11-10T09:46:50Z", "ms": -951228790249.445 }, "end": { "local": "1939-11-10T19:35:18+08:00", "utc": "1939-11-10T11:35:18Z", "ms": -951222281937.0793 } }, "covered_min": 104, "window_min": 108, "qualifies": true }, { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-11T17:46:02+08:00", "utc": "1939-11-11T09:46:02Z", "ms": -951142438454.4209 }, "end": { "local": "1939-11-11T19:34:44+08:00", "utc": "1939-11-11T11:34:44Z", "ms": -951135915716.7577 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 17:51 on Fri 10 Nov to 15:54 on Sat 11 Nov.", "fact": "1939-11-10T09:50:51Z → 1939-11-11T07:54:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:47–19:35 on the 10th, 17:46–19:35 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 104 of 108 minutes on the 10th and 0 of 109 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 241 s < 300 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Qingyang, 1939: Friday 10 November.", "fact": "confidence: boundary (margin)" } ], "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": "1939-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-10", "confidence": "boundary" } ], "quote": "In Qingyang, Lakṣmī Pūjā (Diwali) 1939 falls on Friday 10 November. Amāvasyā runs from 17:51 on Fri 10 Nov to 15:54 on Sat 11 Nov and covers 104 of 108 minutes of pradoṣa that evening. It is 4 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22725, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "end": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-10T17:50:51+08:00", "utc": "1939-11-10T09:50:51Z", "ms": -951228548877.837 }, "end": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 } }, "kaala": "nishita", "days": [ { "local_date": "1939-11-10", "window": { "start": { "local": "1939-11-11T00:09:36+08:00", "utc": "1939-11-10T16:09:36Z", "ms": -951205824078.0737 }, "end": { "local": "1939-11-11T00:57:36+08:00", "utc": "1939-11-10T16:57:36Z", "ms": -951202944078.0737 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-12T00:09:42+08:00", "utc": "1939-11-11T16:09:42Z", "ms": -951119418188.1841 }, "end": { "local": "1939-11-12T00:57:42+08:00", "utc": "1939-11-11T16:57:42Z", "ms": -951116538188.1841 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 17:51 on Fri 10 Nov to 15:54 on Sat 11 Nov.", "fact": "1939-11-10T09:50:51Z → 1939-11-11T07:54:17Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:10–00:58 on the 10th, 00:10–00:58 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22725 s" }, { "step": "ruling", "text": "Kālī Pūjā, Qingyang, 1939: Friday 10 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-10", "confidence": "determinate" } ], "quote": "In Qingyang, Kālī Pūjā 1939 falls on Friday 10 November. Amāvasyā runs from 17:51 on Fri 10 Nov to 15:54 on Sat 11 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6705, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-11T17:46:02+08:00", "utc": "1939-11-11T09:46:02Z", "ms": -951142438454.4209 }, "end": { "local": "1939-11-11T19:34:44+08:00", "utc": "1939-11-11T11:34:44Z", "ms": -951135915716.7577 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "1939-11-12", "window": { "start": { "local": "1939-11-12T17:45:15+08:00", "utc": "1939-11-12T09:45:15Z", "ms": -951056085070.9017 }, "end": { "local": "1939-11-12T19:34:12+08:00", "utc": "1939-11-12T11:34:12Z", "ms": -951049548107.9576 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov.", "fact": "1939-11-11T07:54:17Z → 1939-11-12T06:22:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:46–19:35 on the 11th, 17:45–19:34 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 109 of 109 minutes on the 11th and 0 of 109 on the 12th.", "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 6705 s" }, { "step": "ruling", "text": "Bali Pūjā, Qingyang, 1939: Saturday 11 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-11", "confidence": "determinate" } ], "quote": "In Qingyang, Bali Pūjā 1939 falls on Saturday 11 November. Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5128, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-11T12:09:12+08:00", "utc": "1939-11-11T04:09:12Z", "ms": -951162648180.5618 }, "end": { "local": "1939-11-11T12:57:12+08:00", "utc": "1939-11-11T04:57:12Z", "ms": -951159768180.5618 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-12", "window": { "start": { "local": "1939-11-12T12:09:19+08:00", "utc": "1939-11-12T04:09:19Z", "ms": -951076241496.4244 }, "end": { "local": "1939-11-12T12:57:19+08:00", "utc": "1939-11-12T04:57:19Z", "ms": -951073361496.4244 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov.", "fact": "1939-11-11T07:54:17Z → 1939-11-12T06:22:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 11th, 12:09–12:57 on the 12th.", "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 11th and 48 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5128 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Qingyang, 1939: Sunday 12 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-12", "confidence": "determinate" } ], "quote": "In Qingyang, Govardhana Pūjā 1939 falls on Sunday 12 November. Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12807, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-11T15:54:17+08:00", "utc": "1939-11-11T07:54:17Z", "ms": -951149142976.3077 }, "end": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 } }, "kaala": "purvahna", "days": [ { "local_date": "1939-11-11", "window": { "start": { "local": "1939-11-11T07:20:22+08:00", "utc": "1939-11-10T23:20:22Z", "ms": -951179977906.7026 }, "end": { "local": "1939-11-11T10:48:55+08:00", "utc": "1939-11-11T02:48:55Z", "ms": -951167464755.942 } }, "covered_min": 0, "window_min": 209, "qualifies": false }, { "local_date": "1939-11-12", "window": { "start": { "local": "1939-11-12T07:21:22+08:00", "utc": "1939-11-11T23:21:22Z", "ms": -951093517921.9471 }, "end": { "local": "1939-11-12T10:49:20+08:00", "utc": "1939-11-12T02:49:20Z", "ms": -951081040304.932 } }, "covered_min": 208, "window_min": 208, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov.", "fact": "1939-11-11T07:54:17Z → 1939-11-12T06:22:47Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:20–10:49 on the 11th, 07:21–10:49 on the 12th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 0 of 209 minutes on the 11th and 208 of 208 on the 12th.", "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 12807 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Qingyang, 1939: Sunday 12 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-12", "confidence": "determinate" } ], "quote": "In Qingyang, Dyūta Pratipad 1939 falls on Sunday 12 November. Pratipadā runs from 15:54 on Sat 11 Nov to 14:23 on Sun 12 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1534, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 }, "end": { "local": "1939-11-13T13:23:00+08:00", "utc": "1939-11-13T05:23:00Z", "ms": -950985419860.9978 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-12T14:22:47+08:00", "utc": "1939-11-12T06:22:47Z", "ms": -951068233476.6628 }, "end": { "local": "1939-11-13T13:23:00+08:00", "utc": "1939-11-13T05:23:00Z", "ms": -950985419860.9978 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-12", "window": { "start": { "local": "1939-11-12T12:09:19+08:00", "utc": "1939-11-12T04:09:19Z", "ms": -951076241496.4244 }, "end": { "local": "1939-11-12T12:57:19+08:00", "utc": "1939-11-12T04:57:19Z", "ms": -951073361496.4244 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-13", "window": { "start": { "local": "1939-11-13T12:09:26+08:00", "utc": "1939-11-13T04:09:26Z", "ms": -950989833961.8047 }, "end": { "local": "1939-11-13T12:57:26+08:00", "utc": "1939-11-13T04:57:26Z", "ms": -950986953961.8047 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 14:23 on Sun 12 Nov to 13:23 on Mon 13 Nov.", "fact": "1939-11-12T06:22:47Z → 1939-11-13T05:23:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 12th, 12:09–12:57 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1534 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Qingyang, 1939: Monday 13 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-13", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Dvitīyā (Bhai Dooj) 1939 falls on Monday 13 November. Dvitīyā runs from 14:23 on Sun 12 Nov to 13:23 on Mon 13 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-15", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 181, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-11-14T13:00:35+08:00", "utc": "1939-11-14T05:00:35Z", "ms": -950900364867.0652 }, "end": { "local": "1939-11-15T13:19:11+08:00", "utc": "1939-11-15T05:19:11Z", "ms": -950812848733.6206 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-14T13:00:35+08:00", "utc": "1939-11-14T05:00:35Z", "ms": -950900364867.0652 }, "end": { "local": "1939-11-15T13:19:11+08:00", "utc": "1939-11-15T05:19:11Z", "ms": -950812848733.6206 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-14", "window": { "start": { "local": "1939-11-14T12:09:34+08:00", "utc": "1939-11-14T04:09:34Z", "ms": -950903425580.9912 }, "end": { "local": "1939-11-14T12:57:34+08:00", "utc": "1939-11-14T04:57:34Z", "ms": -950900545580.9912 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-15", "window": { "start": { "local": "1939-11-15T12:09:44+08:00", "utc": "1939-11-15T04:09:44Z", "ms": -950817016358.5508 }, "end": { "local": "1939-11-15T12:57:44+08:00", "utc": "1939-11-15T04:57:44Z", "ms": -950814136358.5508 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:01 on Tue 14 Nov to 13:19 on Wed 15 Nov.", "fact": "1939-11-14T05:00:35Z → 1939-11-15T05:19:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 14th, 12:10–12:58 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 181 s < 300 s" }, { "step": "ruling", "text": "Nāga Caturthī, Qingyang, 1939: Wednesday 15 November.", "fact": "confidence: boundary (margin)" } ], "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": "1939-11-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-15", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Caturthī 1939 falls on Wednesday 15 November. Caturthī runs from 13:01 on Tue 14 Nov to 13:19 on Wed 15 Nov and covers all of madhyāhna that midday. It is 3 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-11-15", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-15", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 181, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-11-14T13:00:35+08:00", "utc": "1939-11-14T05:00:35Z", "ms": -950900364867.0652 }, "end": { "local": "1939-11-15T13:19:11+08:00", "utc": "1939-11-15T05:19:11Z", "ms": -950812848733.6206 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-14T13:00:35+08:00", "utc": "1939-11-14T05:00:35Z", "ms": -950900364867.0652 }, "end": { "local": "1939-11-15T13:19:11+08:00", "utc": "1939-11-15T05:19:11Z", "ms": -950812848733.6206 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-14", "window": { "start": { "local": "1939-11-14T12:09:34+08:00", "utc": "1939-11-14T04:09:34Z", "ms": -950903425580.9912 }, "end": { "local": "1939-11-14T12:57:34+08:00", "utc": "1939-11-14T04:57:34Z", "ms": -950900545580.9912 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-15", "window": { "start": { "local": "1939-11-15T12:09:44+08:00", "utc": "1939-11-15T04:09:44Z", "ms": -950817016358.5508 }, "end": { "local": "1939-11-15T12:57:44+08:00", "utc": "1939-11-15T04:57:44Z", "ms": -950814136358.5508 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:01 on Tue 14 Nov to 13:19 on Wed 15 Nov.", "fact": "1939-11-14T05:00:35Z → 1939-11-15T05:19:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 14th, 12:10–12:58 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 181 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Wednesday 15 November.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-15", "confidence": "boundary" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Wednesday 15 November. Caturthī runs from 13:01 on Tue 14 Nov to 13:19 on Wed 15 Nov and covers all of madhyāhna that midday. It is 3 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-11-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4896, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-11-16T14:19:30+08:00", "utc": "1939-11-16T06:19:30Z", "ms": -950722830185.1348 }, "end": { "local": "1939-11-17T15:58:19+08:00", "utc": "1939-11-17T07:58:19Z", "ms": -950630501161.9661 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-16T14:19:30+08:00", "utc": "1939-11-16T06:19:30Z", "ms": -950722830185.1348 }, "end": { "local": "1939-11-17T15:58:19+08:00", "utc": "1939-11-17T07:58:19Z", "ms": -950630501161.9661 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-16", "window": { "start": { "local": "1939-11-16T12:09:54+08:00", "utc": "1939-11-16T04:09:54Z", "ms": -950730606299.2654 }, "end": { "local": "1939-11-16T12:57:54+08:00", "utc": "1939-11-16T04:57:54Z", "ms": -950727726299.2654 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-17", "window": { "start": { "local": "1939-11-17T12:10:05+08:00", "utc": "1939-11-17T04:10:05Z", "ms": -950644195408.1719 }, "end": { "local": "1939-11-17T12:58:05+08:00", "utc": "1939-11-17T04:58:05Z", "ms": -950641315408.1719 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:19 on Thu 16 Nov to 15:58 on Fri 17 Nov.", "fact": "1939-11-16T06:19:30Z → 1939-11-17T07:58:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 16th, 12:10–12:58 on the 17th.", "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 16th and 48 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4896 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Qingyang, 1939: Friday 17 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-17", "confidence": "determinate" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Chhath) 1939 falls on Friday 17 November. Ṣaṣṭhī runs from 14:19 on Thu 16 Nov to 15:58 on Fri 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18589, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1939-11-18T18:08:06+08:00", "utc": "1939-11-18T10:08:06Z", "ms": -950536314435.4346 }, "end": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-18T18:08:06+08:00", "utc": "1939-11-18T10:08:06Z", "ms": -950536314435.4346 }, "end": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-18", "window": { "start": { "local": "1939-11-18T12:10:16+08:00", "utc": "1939-11-18T04:10:16Z", "ms": -950557783690.6504 }, "end": { "local": "1939-11-18T12:58:16+08:00", "utc": "1939-11-18T04:58:16Z", "ms": -950554903690.6504 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-19", "window": { "start": { "local": "1939-11-19T12:10:29+08:00", "utc": "1939-11-19T04:10:29Z", "ms": -950471371152.5266 }, "end": { "local": "1939-11-19T12:58:29+08:00", "utc": "1939-11-19T04:58:29Z", "ms": -950468491152.5266 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 18:08 on Sat 18 Nov to 20:37 on Sun 19 Nov.", "fact": "1939-11-18T10:08:06Z → 1939-11-19T12:37:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 18th, 12:10–12:58 on the 19th.", "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 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18589 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Qingyang, 1939: Sunday 19 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gopashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Gopastami, Gosthastami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-19", "confidence": "determinate" } ], "quote": "In Qingyang, Gopāṣṭamī 1939 falls on Sunday 19 November. Aṣṭamī runs from 18:08 on Sat 18 Nov to 20:37 on Sun 19 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29916, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 }, "end": { "local": "1939-11-20T23:11:46+08:00", "utc": "1939-11-20T15:11:46Z", "ms": -950345294026.5098 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 }, "end": { "local": "1939-11-20T23:11:46+08:00", "utc": "1939-11-20T15:11:46Z", "ms": -950345294026.5098 } }, "kaala": "purvahna", "days": [ { "local_date": "1939-11-20", "window": { "start": { "local": "1939-11-20T07:29:22+08:00", "utc": "1939-11-19T23:29:22Z", "ms": -950401837691.4185 }, "end": { "local": "1939-11-20T10:52:56+08:00", "utc": "1939-11-20T02:52:56Z", "ms": -950389624430.5756 } }, "covered_min": 204, "window_min": 204, "qualifies": true }, { "local_date": "1939-11-21", "window": { "start": { "local": "1939-11-21T07:30:22+08:00", "utc": "1939-11-20T23:30:22Z", "ms": -950315378139.8035 }, "end": { "local": "1939-11-21T10:53:25+08:00", "utc": "1939-11-21T02:53:25Z", "ms": -950303195140.2427 } }, "covered_min": 0, "window_min": 203, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:37 on Sun 19 Nov to 23:12 on Mon 20 Nov.", "fact": "1939-11-19T12:37:18Z → 1939-11-20T15:11:46Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:29–10:53 on the 20th, 07:30–10:53 on the 21st.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 204 of 204 minutes on the 20th and 0 of 203 on the 21st.", "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 29916 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Qingyang, 1939: Monday 20 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": "1939-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-20", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Navamī (Amla Navami) 1939 falls on Monday 20 November. Navamī runs from 20:37 on Sun 19 Nov to 23:12 on Mon 20 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27529, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 }, "end": { "local": "1939-11-20T23:11:46+08:00", "utc": "1939-11-20T15:11:46Z", "ms": -950345294026.5098 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-19T20:37:18+08:00", "utc": "1939-11-19T12:37:18Z", "ms": -950440961971.3348 }, "end": { "local": "1939-11-20T23:11:46+08:00", "utc": "1939-11-20T15:11:46Z", "ms": -950345294026.5098 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-19", "window": { "start": { "local": "1939-11-19T12:10:29+08:00", "utc": "1939-11-19T04:10:29Z", "ms": -950471371152.5266 }, "end": { "local": "1939-11-19T12:58:29+08:00", "utc": "1939-11-19T04:58:29Z", "ms": -950468491152.5266 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-20", "window": { "start": { "local": "1939-11-20T12:10:42+08:00", "utc": "1939-11-20T04:10:42Z", "ms": -950384957800.154 }, "end": { "local": "1939-11-20T12:58:42+08:00", "utc": "1939-11-20T04:58:42Z", "ms": -950382077800.154 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:37 on Sun 19 Nov to 23:12 on Mon 20 Nov.", "fact": "1939-11-19T12:37:18Z → 1939-11-20T15:11:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 19th, 12:11–12:59 on the 20th.", "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 19th and 48 of 48 on the 20th.", "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 27529 s" }, { "step": "ruling", "text": "Durgā Navamī, Qingyang, 1939: Monday 20 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": "1939-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-20", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Navamī 1939 falls on Monday 20 November. Navamī runs from 20:37 on Sun 19 Nov to 23:12 on Mon 20 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-11-22", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13980, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-11-22T01:36:47+08:00", "utc": "1939-11-21T17:36:47Z", "ms": -950250193185.3613 }, "end": { "local": "1939-11-23T03:39:20+08:00", "utc": "1939-11-22T19:39:20Z", "ms": -950156439985.336 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-22T01:36:47+08:00", "utc": "1939-11-21T17:36:47Z", "ms": -950250193185.3613 }, "end": { "local": "1939-11-23T03:39:20+08:00", "utc": "1939-11-22T19:39:20Z", "ms": -950156439985.336 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-11-22", "window": { "start": { "local": "1939-11-22T07:31:21+08:00", "utc": "1939-11-21T23:31:21Z", "ms": -950228918815.0424 }, "end": { "local": "1939-11-22T07:31:21+08:00", "utc": "1939-11-21T23:31:21Z", "ms": -950228918815.0424 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-11-23", "window": { "start": { "local": "1939-11-23T07:32:20+08:00", "utc": "1939-11-22T23:32:20Z", "ms": -950142459754.9202 }, "end": { "local": "1939-11-23T07:32:20+08:00", "utc": "1939-11-22T23:32:20Z", "ms": -950142459754.9202 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:37 on Wed 22 Nov to 03:39 on Thu 23 Nov.", "fact": "1939-11-21T17:36:47Z → 1939-11-22T19:39:20Z" }, { "step": "kaala", "text": "Sunrise is at 07:31 on the 22nd and 07:32 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 22nd and is not on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13980 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Qingyang, 1939: Wednesday 22 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": "1939-11-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-22", "confidence": "determinate" } ], "quote": "In Qingyang, Prabodhinī Ekādaśī 1939 falls on Wednesday 22 November. Ekādaśī runs from 01:37 on Wed 22 Nov to 03:39 on Thu 23 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-11-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-11-24", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34797, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-11-24T05:09:49+08:00", "utc": "1939-11-23T21:09:49Z", "ms": -950064610703.3418 }, "end": { "local": "1939-11-25T06:02:50+08:00", "utc": "1939-11-24T22:02:50Z", "ms": -949975030485.0258 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-24T05:09:49+08:00", "utc": "1939-11-23T21:09:49Z", "ms": -950064610703.3418 }, "end": { "local": "1939-11-25T06:02:50+08:00", "utc": "1939-11-24T22:02:50Z", "ms": -949975030485.0258 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-11-23", "window": { "start": { "local": "1939-11-23T17:38:34+08:00", "utc": "1939-11-23T09:38:34Z", "ms": -950106086104.6364 }, "end": { "local": "1939-11-23T19:29:52+08:00", "utc": "1939-11-23T11:29:52Z", "ms": -950099408090.3726 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "1939-11-24", "window": { "start": { "local": "1939-11-24T17:38:08+08:00", "utc": "1939-11-24T09:38:08Z", "ms": -950019711793.3936 }, "end": { "local": "1939-11-24T19:29:37+08:00", "utc": "1939-11-24T11:29:37Z", "ms": -950013022565.1855 } }, "covered_min": 111, "window_min": 111, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:10 on Fri 24 Nov to 06:03 on Sat 25 Nov.", "fact": "1939-11-23T21:09:49Z → 1939-11-24T22:02:50Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:39–19:30 on the 23rd, 17:38–19:30 on the 24th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 111 minutes on the 23rd and 111 of 111 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34797 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Friday 24 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": "1939-11-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-24", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Friday 24 November. Trayodaśī runs from 05:10 on Fri 24 Nov to 06:03 on Sat 25 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-11-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21319, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-11-26T06:17:00+08:00", "utc": "1939-11-25T22:17:00Z", "ms": -949887780233.7548 }, "end": { "local": "1939-11-27T05:54:21+08:00", "utc": "1939-11-26T21:54:21Z", "ms": -949802739410.0653 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-26T06:17:00+08:00", "utc": "1939-11-25T22:17:00Z", "ms": -949887780233.7548 }, "end": { "local": "1939-11-27T05:54:21+08:00", "utc": "1939-11-26T21:54:21Z", "ms": -949802739410.0653 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-11-26", "window": { "start": { "local": "1939-11-26T12:12:19+08:00", "utc": "1939-11-26T04:12:19Z", "ms": -949866461015.0461 }, "end": { "local": "1939-11-26T13:00:19+08:00", "utc": "1939-11-26T05:00:19Z", "ms": -949863581015.0461 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-11-27", "window": { "start": { "local": "1939-11-27T12:12:38+08:00", "utc": "1939-11-27T04:12:38Z", "ms": -949780042188.8103 }, "end": { "local": "1939-11-27T13:00:38+08:00", "utc": "1939-11-27T05:00:38Z", "ms": -949777162188.8103 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:17 on Sun 26 Nov to 05:54 on Mon 27 Nov.", "fact": "1939-11-25T22:17:00Z → 1939-11-26T21:54:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 26th, 12:13–13:01 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 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: unstated → only-day · margin 21319 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Qingyang, 1939: Sunday 26 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": "1939-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-26", "confidence": "determinate" } ], "quote": "In Qingyang, Kārtikī Pūrṇimā 1939 falls on Sunday 26 November. Pūrṇimā runs from 06:17 on Sun 26 Nov to 05:54 on Mon 27 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17613, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-11-26T06:17:00+08:00", "utc": "1939-11-25T22:17:00Z", "ms": -949887780233.7548 }, "end": { "local": "1939-11-27T05:54:21+08:00", "utc": "1939-11-26T21:54:21Z", "ms": -949802739410.0653 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1939-11-26T06:17:00+08:00", "utc": "1939-11-25T22:17:00Z", "ms": -949887780233.7548 }, "end": { "local": "1939-11-27T05:54:21+08:00", "utc": "1939-11-26T21:54:21Z", "ms": -949802739410.0653 } }, "kaala": "nishita", "days": [ { "local_date": "1939-11-25", "window": { "start": { "local": "1939-11-26T00:12:30+08:00", "utc": "1939-11-25T16:12:30Z", "ms": -949909650069.6465 }, "end": { "local": "1939-11-26T01:00:30+08:00", "utc": "1939-11-25T17:00:30Z", "ms": -949906770069.6465 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-11-26", "window": { "start": { "local": "1939-11-27T00:12:48+08:00", "utc": "1939-11-26T16:12:48Z", "ms": -949823232207.1427 }, "end": { "local": "1939-11-27T01:00:48+08:00", "utc": "1939-11-26T17:00:48Z", "ms": -949820352207.1427 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:17 on Sun 26 Nov to 05:54 on Mon 27 Nov.", "fact": "1939-11-25T22:17:00Z → 1939-11-26T21:54:21Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:12–01:00 on the 25th, 00:13–01:01 on the 26th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during niśītha. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17613 s" }, { "step": "ruling", "text": "Rāsayātrā, Qingyang, 1939: Sunday 26 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rasayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima." } ], "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-26", "confidence": "determinate" } ], "quote": "In Qingyang, Rāsayātrā 1939 falls on Sunday 26 November. Pūrṇimā runs from 06:17 on Sun 26 Nov to 05:54 on Mon 27 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-11-30", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10275, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-11-30T01:55:43+08:00", "utc": "1939-11-29T17:55:43Z", "ms": -949557857177.0559 }, "end": { "local": "1939-11-30T23:59:58+08:00", "utc": "1939-11-30T15:59:58Z", "ms": -949478402199.3793 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-11-30T01:55:43+08:00", "utc": "1939-11-29T17:55:43Z", "ms": -949557857177.0559 }, "end": { "local": "1939-11-30T23:59:58+08:00", "utc": "1939-11-30T15:59:58Z", "ms": -949478402199.3793 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-11-29", "window": { "start": { "local": "1939-11-29T20:05:47+08:00", "utc": "1939-11-29T12:05:47Z", "ms": -949578853362.8962 }, "end": { "local": "1939-11-29T20:05:47+08:00", "utc": "1939-11-29T12:05:47Z", "ms": -949578853362.8962 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-11-30", "window": { "start": { "local": "1939-11-30T21:08:43+08:00", "utc": "1939-11-30T13:08:43Z", "ms": -949488677262.342 }, "end": { "local": "1939-11-30T21:08:43+08:00", "utc": "1939-11-30T13:08:43Z", "ms": -949488677262.342 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:56 on Thu 30 Nov to 00:00 on Thu 30 Nov.", "fact": "1939-11-29T17:55:43Z → 1939-11-30T15:59:58Z" }, { "step": "kaala", "text": "Moonrise is at 20:06 on the 29th and 21:09 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10275 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Thursday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-11-30", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Thursday 30 November. Caturthī runs from 01:56 on Thu 30 Nov to 00:00 on Thu 30 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-11-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/ekadashi?on=1939-12-07", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8564, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-12-06T11:50:04+08:00", "utc": "1939-12-06T03:50:04Z", "ms": -949003796023.9949 }, "end": { "local": "1939-12-07T10:08:01+08:00", "utc": "1939-12-07T02:08:01Z", "ms": -948923518987.2074 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-06T11:50:04+08:00", "utc": "1939-12-06T03:50:04Z", "ms": -949003796023.9949 }, "end": { "local": "1939-12-07T10:08:01+08:00", "utc": "1939-12-07T02:08:01Z", "ms": -948923518987.2074 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-12-06", "window": { "start": { "local": "1939-12-06T07:44:26+08:00", "utc": "1939-12-05T23:44:26Z", "ms": -949018534191.0444 }, "end": { "local": "1939-12-06T07:44:26+08:00", "utc": "1939-12-05T23:44:26Z", "ms": -949018534191.0444 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1939-12-07", "window": { "start": { "local": "1939-12-07T07:45:17+08:00", "utc": "1939-12-06T23:45:17Z", "ms": -948932083146.4546 }, "end": { "local": "1939-12-07T07:45:17+08:00", "utc": "1939-12-06T23:45:17Z", "ms": -948932083146.4546 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:50 on Wed 6 Dec to 10:08 on Thu 7 Dec.", "fact": "1939-12-06T03:50:04Z → 1939-12-07T02:08:01Z" }, { "step": "kaala", "text": "Sunrise is at 07:44 on the 6th and 07:45 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8564 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Qingyang, 1939: Thursday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-07", "confidence": "determinate" } ], "quote": "In Qingyang, Utpannā Ekādaśī 1939 falls on Thursday 7 December. Ekādaśī runs from 11:50 on Wed 6 Dec to 10:08 on Thu 7 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-12-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/pradosha-vrata?on=1939-12-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32311, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-12-08T08:37:03+08:00", "utc": "1939-12-08T00:37:03Z", "ms": -948842576974.9673 }, "end": { "local": "1939-12-09T07:20:13+08:00", "utc": "1939-12-08T23:20:13Z", "ms": -948760787149.9302 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-08T08:37:03+08:00", "utc": "1939-12-08T00:37:03Z", "ms": -948842576974.9673 }, "end": { "local": "1939-12-09T07:20:13+08:00", "utc": "1939-12-08T23:20:13Z", "ms": -948760787149.9302 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-12-08", "window": { "start": { "local": "1939-12-08T17:35:34+08:00", "utc": "1939-12-08T09:35:34Z", "ms": -948810265924.2578 }, "end": { "local": "1939-12-08T19:29:05+08:00", "utc": "1939-12-08T11:29:05Z", "ms": -948803454984.7693 } }, "covered_min": 114, "window_min": 114, "qualifies": true }, { "local_date": "1939-12-09", "window": { "start": { "local": "1939-12-09T17:35:38+08:00", "utc": "1939-12-09T09:35:38Z", "ms": -948723861907.2726 }, "end": { "local": "1939-12-09T19:29:15+08:00", "utc": "1939-12-09T11:29:15Z", "ms": -948717045087.7031 } }, "covered_min": 0, "window_min": 114, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:37 on Fri 8 Dec to 07:20 on Sat 9 Dec.", "fact": "1939-12-08T00:37:03Z → 1939-12-08T23:20:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:36–19:29 on the 8th, 17:36–19:29 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 114 of 114 minutes on the 8th and 0 of 114 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 32311 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 1939: Friday 8 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": "1939-12-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-08", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 1939 falls on Friday 8 December. Trayodaśī runs from 08:37 on Fri 8 Dec to 07:20 on Sat 9 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-12-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/shivaratri?on=1939-12-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18945, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1939-12-09T07:20:13+08:00", "utc": "1939-12-08T23:20:13Z", "ms": -948760787149.9302 }, "end": { "local": "1939-12-10T06:21:26+08:00", "utc": "1939-12-09T22:21:26Z", "ms": -948677913777.7089 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-09T07:20:13+08:00", "utc": "1939-12-08T23:20:13Z", "ms": -948760787149.9302 }, "end": { "local": "1939-12-10T06:21:26+08:00", "utc": "1939-12-09T22:21:26Z", "ms": -948677913777.7089 } }, "kaala": "nishita", "days": [ { "local_date": "1939-12-08", "window": { "start": { "local": "1939-12-09T00:17:15+08:00", "utc": "1939-12-08T16:17:15Z", "ms": -948786164901.1758 }, "end": { "local": "1939-12-09T01:05:15+08:00", "utc": "1939-12-08T17:05:15Z", "ms": -948783284901.1758 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-12-09", "window": { "start": { "local": "1939-12-10T00:17:41+08:00", "utc": "1939-12-09T16:17:41Z", "ms": -948699738833.887 }, "end": { "local": "1939-12-10T01:05:41+08:00", "utc": "1939-12-09T17:05:41Z", "ms": -948696858833.887 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:20 on Sat 9 Dec to 06:21 on Sun 10 Dec.", "fact": "1939-12-08T23:20:13Z → 1939-12-09T22:21:26Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:17–01:05 on the 8th, 00:18–01:06 on the 9th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18945 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 1939: Saturday 9 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": "1939-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-09", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 1939 falls on Saturday 9 December. Caturdaśī runs from 07:20 on Sat 9 Dec to 06:21 on Sun 10 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/1939/shivaratri?on=1939-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-12-14", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13667, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-12-14T06:58:49+08:00", "utc": "1939-12-13T22:58:49Z", "ms": -948330071369.8853 }, "end": { "local": "1939-12-15T08:32:18+08:00", "utc": "1939-12-15T00:32:18Z", "ms": -948238061505.8181 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-14T06:58:49+08:00", "utc": "1939-12-13T22:58:49Z", "ms": -948330071369.8853 }, "end": { "local": "1939-12-15T08:32:18+08:00", "utc": "1939-12-15T00:32:18Z", "ms": -948238061505.8181 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-14", "window": { "start": { "local": "1939-12-14T12:19:37+08:00", "utc": "1939-12-14T04:19:37Z", "ms": -948310823459.274 }, "end": { "local": "1939-12-14T13:07:37+08:00", "utc": "1939-12-14T05:07:37Z", "ms": -948307943459.274 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-12-15", "window": { "start": { "local": "1939-12-15T12:20:05+08:00", "utc": "1939-12-15T04:20:05Z", "ms": -948224394509.2744 }, "end": { "local": "1939-12-15T13:08:05+08:00", "utc": "1939-12-15T05:08:05Z", "ms": -948221514509.2744 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:59 on Thu 14 Dec to 08:32 on Fri 15 Dec.", "fact": "1939-12-13T22:58:49Z → 1939-12-15T00:32:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 14th, 12:20–13:08 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13667 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 1939: Thursday 14 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": "1939-12-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-14", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 1939 falls on Thursday 14 December. Caturthī runs from 06:59 on Thu 14 Dec to 08:32 on Fri 15 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/vinayaka-chaturthi?on=1939-12-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6199, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1939-12-15T08:32:18+08:00", "utc": "1939-12-15T00:32:18Z", "ms": -948238061505.8181 }, "end": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-15T08:32:18+08:00", "utc": "1939-12-15T00:32:18Z", "ms": -948238061505.8181 }, "end": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-15", "window": { "start": { "local": "1939-12-15T12:20:05+08:00", "utc": "1939-12-15T04:20:05Z", "ms": -948224394509.2744 }, "end": { "local": "1939-12-15T13:08:05+08:00", "utc": "1939-12-15T05:08:05Z", "ms": -948221514509.2744 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-12-16", "window": { "start": { "local": "1939-12-16T12:20:35+08:00", "utc": "1939-12-16T04:20:35Z", "ms": -948137965285.9725 }, "end": { "local": "1939-12-16T13:08:35+08:00", "utc": "1939-12-16T05:08:35Z", "ms": -948135085285.9725 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 08:32 on Fri 15 Dec to 10:37 on Sat 16 Dec.", "fact": "1939-12-15T00:32:18Z → 1939-12-16T02:37:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 15th, 12:21–13:09 on the 16th.", "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 15th and 0 of 48 on the 16th.", "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 6199 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Qingyang, 1939: Friday 15 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-15", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī (Mārgaśīrṣa) 1939 falls on Friday 15 December. Pañcamī runs from 08:32 on Fri 15 Dec to 10:37 on Sat 16 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-16", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 213, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 }, "end": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 }, "end": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-16", "window": { "start": { "local": "1939-12-16T12:20:35+08:00", "utc": "1939-12-16T04:20:35Z", "ms": -948137965285.9725 }, "end": { "local": "1939-12-16T13:08:35+08:00", "utc": "1939-12-16T05:08:35Z", "ms": -948135085285.9725 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-12-17", "window": { "start": { "local": "1939-12-17T12:21:04+08:00", "utc": "1939-12-17T04:21:04Z", "ms": -948051535824.0015 }, "end": { "local": "1939-12-17T13:09:04+08:00", "utc": "1939-12-17T05:09:04Z", "ms": -948048655824.0015 } }, "covered_min": 44, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:37 on Sat 16 Dec to 13:06 on Sun 17 Dec.", "fact": "1939-12-16T02:37:15Z → 1939-12-17T05:05:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 16th, 12:21–13:09 on the 17th.", "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 16th and 44 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 213 s < 300 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Qingyang, 1939: Saturday 16 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-16", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-16", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī 1939 falls on Saturday 16 December. Ṣaṣṭhī runs from 10:37 on Sat 16 Dec to 13:06 on Sun 17 Dec and covers all of madhyāhna that midday. It also reaches the next midday for 44 minutes; by the rule the first midday is taken. It is 3 min 33 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-17", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 213, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 }, "end": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-16T10:37:15+08:00", "utc": "1939-12-16T02:37:15Z", "ms": -948144164597.3998 }, "end": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-16", "window": { "start": { "local": "1939-12-16T12:20:35+08:00", "utc": "1939-12-16T04:20:35Z", "ms": -948137965285.9725 }, "end": { "local": "1939-12-16T13:08:35+08:00", "utc": "1939-12-16T05:08:35Z", "ms": -948135085285.9725 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1939-12-17", "window": { "start": { "local": "1939-12-17T12:21:04+08:00", "utc": "1939-12-17T04:21:04Z", "ms": -948051535824.0015 }, "end": { "local": "1939-12-17T13:09:04+08:00", "utc": "1939-12-17T05:09:04Z", "ms": -948048655824.0015 } }, "covered_min": 44, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:37 on Sat 16 Dec to 13:06 on Sun 17 Dec.", "fact": "1939-12-16T02:37:15Z → 1939-12-17T05:05:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 16th, 12:21–13:09 on the 17th.", "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 16th and 44 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 213 s < 300 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Qingyang, 1939: Sunday 17 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-17", "confidence": "determinate" } ], "quote": "In Qingyang, Campā Ṣaṣṭhī 1939 falls on Sunday 17 December. Ṣaṣṭhī runs from 10:37 on Sat 16 Dec to 13:06 on Sun 17 Dec and covers 44 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken. It is 3 min 33 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-17", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 213, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 }, "end": { "local": "1939-12-18T15:44:40+08:00", "utc": "1939-12-18T07:44:40Z", "ms": -947952919922.0938 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-17T13:05:31+08:00", "utc": "1939-12-17T05:05:31Z", "ms": -948048869042.8076 }, "end": { "local": "1939-12-18T15:44:40+08:00", "utc": "1939-12-18T07:44:40Z", "ms": -947952919922.0938 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-17", "window": { "start": { "local": "1939-12-17T12:21:04+08:00", "utc": "1939-12-17T04:21:04Z", "ms": -948051535824.0015 }, "end": { "local": "1939-12-17T13:09:04+08:00", "utc": "1939-12-17T05:09:04Z", "ms": -948048655824.0015 } }, "covered_min": 4, "window_min": 48, "qualifies": true }, { "local_date": "1939-12-18", "window": { "start": { "local": "1939-12-18T12:21:34+08:00", "utc": "1939-12-18T04:21:34Z", "ms": -947965106157.864 }, "end": { "local": "1939-12-18T13:09:34+08:00", "utc": "1939-12-18T05:09:34Z", "ms": -947962226157.864 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:06 on Sun 17 Dec to 15:45 on Mon 18 Dec.", "fact": "1939-12-17T05:05:31Z → 1939-12-18T07:44:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 17th, 12:22–13:10 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 4 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 213 s < 300 s" }, { "step": "ruling", "text": "Mitra Saptamī, Qingyang, 1939: Sunday 17 December.", "fact": "confidence: boundary (margin)" } ], "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": "1939-12-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-17", "confidence": "determinate" } ], "quote": "In Qingyang, Mitra Saptamī 1939 falls on Sunday 17 December. Saptamī runs from 13:06 on Sun 17 Dec to 15:45 on Mon 18 Dec and covers 4 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken. It is 3 min 33 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/ekadashi?on=1939-12-22", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31450, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1939-12-21T22:14:40+08:00", "utc": "1939-12-21T14:14:40Z", "ms": -947670319555.5304 }, "end": { "local": "1939-12-22T23:12:03+08:00", "utc": "1939-12-22T15:12:03Z", "ms": -947580476832.0078 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-21T22:14:40+08:00", "utc": "1939-12-21T14:14:40Z", "ms": -947670319555.5304 }, "end": { "local": "1939-12-22T23:12:03+08:00", "utc": "1939-12-22T15:12:03Z", "ms": -947580476832.0078 } }, "kaala": "sunrise", "days": [ { "local_date": "1939-12-22", "window": { "start": { "local": "1939-12-22T07:55:43+08:00", "utc": "1939-12-21T23:55:43Z", "ms": -947635457146.1882 }, "end": { "local": "1939-12-22T07:55:43+08:00", "utc": "1939-12-21T23:55:43Z", "ms": -947635457146.1882 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-12-23", "window": { "start": { "local": "1939-12-23T07:56:13+08:00", "utc": "1939-12-22T23:56:13Z", "ms": -947549026877.0465 }, "end": { "local": "1939-12-23T07:56:13+08:00", "utc": "1939-12-22T23:56:13Z", "ms": -947549026877.0465 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:15 on Thu 21 Dec to 23:12 on Fri 22 Dec.", "fact": "1939-12-21T14:14:40Z → 1939-12-22T15:12:03Z" }, { "step": "kaala", "text": "Sunrise is at 07:56 on the 22nd and 07:56 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 22nd and is not on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31450 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Qingyang, 1939: Friday 22 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": "1939-12-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-22", "confidence": "determinate" } ], "quote": "In Qingyang, Mokṣadā Ekādaśī 1939 falls on Friday 22 December. Ekādaśī runs from 22:15 on Thu 21 Dec to 23:12 on Fri 22 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/ekadashi?on=1939-12-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36029, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1939-12-22T23:12:03+08:00", "utc": "1939-12-22T15:12:03Z", "ms": -947580476832.0078 }, "end": { "local": "1939-12-23T23:21:44+08:00", "utc": "1939-12-23T15:21:44Z", "ms": -947493496039.7405 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-22T23:12:03+08:00", "utc": "1939-12-22T15:12:03Z", "ms": -947580476832.0078 }, "end": { "local": "1939-12-23T23:21:44+08:00", "utc": "1939-12-23T15:21:44Z", "ms": -947493496039.7405 } }, "kaala": "madhyahna", "days": [ { "local_date": "1939-12-22", "window": { "start": { "local": "1939-12-22T12:23:34+08:00", "utc": "1939-12-22T04:23:34Z", "ms": -947619386134.7963 }, "end": { "local": "1939-12-22T13:11:34+08:00", "utc": "1939-12-22T05:11:34Z", "ms": -947616506134.7963 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1939-12-23", "window": { "start": { "local": "1939-12-23T12:24:04+08:00", "utc": "1939-12-23T04:24:04Z", "ms": -947532955957.2253 }, "end": { "local": "1939-12-23T13:12:04+08:00", "utc": "1939-12-23T05:12:04Z", "ms": -947530075957.2253 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:12 on Fri 22 Dec to 23:22 on Sat 23 Dec.", "fact": "1939-12-22T15:12:03Z → 1939-12-23T15:21:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 22nd, 12:24–13:12 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36029 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Qingyang, 1939: Saturday 23 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": "1939-12-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-23", "confidence": "determinate" } ], "quote": "In Qingyang, Akhaṇḍa Dvādaśī 1939 falls on Saturday 23 December. Dvādaśī runs from 23:12 on Fri 22 Dec to 23:22 on Sat 23 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/pradosha-vrata?on=1939-12-24", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11374, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1939-12-23T23:21:44+08:00", "utc": "1939-12-23T15:21:44Z", "ms": -947493496039.7405 }, "end": { "local": "1939-12-24T22:44:14+08:00", "utc": "1939-12-24T14:44:14Z", "ms": -947409346027.0665 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-23T23:21:44+08:00", "utc": "1939-12-23T15:21:44Z", "ms": -947493496039.7405 }, "end": { "local": "1939-12-24T22:44:14+08:00", "utc": "1939-12-24T14:44:14Z", "ms": -947409346027.0665 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-12-23", "window": { "start": { "local": "1939-12-23T17:39:55+08:00", "utc": "1939-12-23T09:39:55Z", "ms": -947514005037.4042 }, "end": { "local": "1939-12-23T19:34:09+08:00", "utc": "1939-12-23T11:34:09Z", "ms": -947507150801.387 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "1939-12-24", "window": { "start": { "local": "1939-12-24T17:40:27+08:00", "utc": "1939-12-24T09:40:27Z", "ms": -947427573285.0665 }, "end": { "local": "1939-12-24T19:34:40+08:00", "utc": "1939-12-24T11:34:40Z", "ms": -947420719693.3467 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:22 on Sat 23 Dec to 22:44 on Sun 24 Dec.", "fact": "1939-12-23T15:21:44Z → 1939-12-24T14:44:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:40–19:34 on the 23rd, 17:40–19:35 on the 24th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 114 minutes on the 23rd and 114 of 114 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11374 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 1939: Sunday 24 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-24", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 1939 falls on Sunday 24 December. Trayodaśī runs from 23:22 on Sat 23 Dec to 22:44 on Sun 24 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/pradosha-vrata?on=1939-12-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/1939/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 441, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1939-12-25T21:24:02+08:00", "utc": "1939-12-25T13:24:02Z", "ms": -947327757515.5642 }, "end": { "local": "1939-12-26T19:28:25+08:00", "utc": "1939-12-26T11:28:25Z", "ms": -947248294865.9788 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-25T21:24:02+08:00", "utc": "1939-12-25T13:24:02Z", "ms": -947327757515.5642 }, "end": { "local": "1939-12-26T19:28:25+08:00", "utc": "1939-12-26T11:28:25Z", "ms": -947248294865.9788 } }, "kaala": "pradosha", "days": [ { "local_date": "1939-12-25", "window": { "start": { "local": "1939-12-25T17:41:00+08:00", "utc": "1939-12-25T09:41:00Z", "ms": -947341139898.7253 }, "end": { "local": "1939-12-25T19:35:13+08:00", "utc": "1939-12-25T11:35:13Z", "ms": -947334287398.1777 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "1939-12-26", "window": { "start": { "local": "1939-12-26T17:41:35+08:00", "utc": "1939-12-26T09:41:35Z", "ms": -947254704911.4038 }, "end": { "local": "1939-12-26T19:35:46+08:00", "utc": "1939-12-26T11:35:46Z", "ms": -947247853947.922 } }, "covered_min": 107, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:24 on Mon 25 Dec to 19:28 on Tue 26 Dec.", "fact": "1939-12-25T13:24:02Z → 1939-12-26T11:28:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:41–19:35 on the 25th, 17:42–19:36 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 114 minutes on the 25th and 107 of 114 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 441 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Qingyang, 1939: Tuesday 26 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dattatreyotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Dattatreyotpatti (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-26", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-26", "confidence": "determinate" } ], "quote": "In Qingyang, Dattātreyotpatti (Datta Jayanti) 1939 falls on Tuesday 26 December. Pūrṇimā runs from 21:24 on Mon 25 Dec to 19:28 on Tue 26 Dec and covers 107 of 114 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/1939/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": "/qingyang/festivals/1939/sankashta-chaturthi?on=1939-12-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 1939, "local_date": "1939-12-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34104, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1939-12-29T11:40:17+08:00", "utc": "1939-12-29T03:40:17Z", "ms": -947017183119.6823 }, "end": { "local": "1939-12-30T08:54:35+08:00", "utc": "1939-12-30T00:54:35Z", "ms": -946940724788.9486 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1939-12-29T11:40:17+08:00", "utc": "1939-12-29T03:40:17Z", "ms": -947017183119.6823 }, "end": { "local": "1939-12-30T08:54:35+08:00", "utc": "1939-12-30T00:54:35Z", "ms": -946940724788.9486 } }, "kaala": "moonrise", "days": [ { "local_date": "1939-12-29", "window": { "start": { "local": "1939-12-29T21:08:40+08:00", "utc": "1939-12-29T13:08:40Z", "ms": -946983079579.8158 }, "end": { "local": "1939-12-29T21:08:40+08:00", "utc": "1939-12-29T13:08:40Z", "ms": -946983079579.8158 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1939-12-30", "window": { "start": { "local": "1939-12-30T22:16:26+08:00", "utc": "1939-12-30T14:16:26Z", "ms": -946892614158.884 }, "end": { "local": "1939-12-30T22:16:26+08:00", "utc": "1939-12-30T14:16:26Z", "ms": -946892614158.884 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:40 on Fri 29 Dec to 08:55 on Sat 30 Dec.", "fact": "1939-12-29T03:40:17Z → 1939-12-30T00:54:35Z" }, { "step": "kaala", "text": "Moonrise is at 21:09 on the 29th and 22:16 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 29th and is not on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34104 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 1939: Friday 29 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1939-12-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1939-12-29", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 1939 falls on Friday 29 December. Caturthī runs from 11:40 on Fri 29 Dec to 08:55 on Sat 30 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/1939/sankashta-chaturthi?on=1939-12-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }