{ "id": "/qingyang/festivals/2064", "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": 2064, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-01-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5093, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-01-01T21:59:33+08:00", "utc": "2064-01-01T13:59:33Z", "ms": 2966421572724.704 }, "end": { "local": "2064-01-02T21:05:34+08:00", "utc": "2064-01-02T13:05:34Z", "ms": 2966504733942.224 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-01-01T21:59:33+08:00", "utc": "2064-01-01T13:59:33Z", "ms": 2966421572724.704 }, "end": { "local": "2064-01-02T21:05:34+08:00", "utc": "2064-01-02T13:05:34Z", "ms": 2966504733942.224 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-01-01", "window": { "start": { "local": "2064-01-01T17:46:12+08:00", "utc": "2064-01-01T09:46:12Z", "ms": 2966406372289.1055 }, "end": { "local": "2064-01-01T19:40:00+08:00", "utc": "2064-01-01T11:40:00Z", "ms": 2966413199953.145 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "2064-01-02", "window": { "start": { "local": "2064-01-02T17:46:58+08:00", "utc": "2064-01-02T09:46:58Z", "ms": 2966492818456.854 }, "end": { "local": "2064-01-02T19:40:41+08:00", "utc": "2064-01-02T11:40:41Z", "ms": 2966499641142.579 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:00 on Tue 1 Jan to 21:06 on Wed 2 Jan.", "fact": "2064-01-01T13:59:33Z → 2064-01-02T13:05:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:46–19:40 on the 1st, 17:47–19:41 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 114 minutes on the 1st and 114 of 114 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 5093 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Wednesday 2 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": "2064-01-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-02", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Wednesday 2 January. Trayodaśī runs from 22:00 on Tue 1 Jan to 21:06 on Wed 2 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-01-02", "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/2064/sankashta-chaturthi?on=2064-01-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35495, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-01-07T09:49:09+08:00", "utc": "2064-01-07T01:49:09Z", "ms": 2966896149303.677 }, "end": { "local": "2064-01-08T07:08:40+08:00", "utc": "2064-01-07T23:08:40Z", "ms": 2966972919915.7617 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-07T09:49:09+08:00", "utc": "2064-01-07T01:49:09Z", "ms": 2966896149303.677 }, "end": { "local": "2064-01-08T07:08:40+08:00", "utc": "2064-01-07T23:08:40Z", "ms": 2966972919915.7617 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-01-06", "window": { "start": { "local": "2064-01-06T20:03:56+08:00", "utc": "2064-01-06T12:03:56Z", "ms": 2966846636149.8726 }, "end": { "local": "2064-01-06T20:03:56+08:00", "utc": "2064-01-06T12:03:56Z", "ms": 2966846636149.8726 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-01-07", "window": { "start": { "local": "2064-01-07T21:17:05+08:00", "utc": "2064-01-07T13:17:05Z", "ms": 2966937425408.423 }, "end": { "local": "2064-01-07T21:17:05+08:00", "utc": "2064-01-07T13:17:05Z", "ms": 2966937425408.423 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:49 on Mon 7 Jan to 07:09 on Tue 8 Jan.", "fact": "2064-01-07T01:49:09Z → 2064-01-07T23:08:40Z" }, { "step": "kaala", "text": "Moonrise is at 20:04 on the 6th and 21:17 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 35495 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Monday 7 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": "2064-01-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-07", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Monday 7 January. Caturthī runs from 09:49 on Mon 7 Jan to 07:09 on Tue 8 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-01-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23479, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-02-14T00:26:37+08:00", "utc": "2064-02-13T16:26:37Z", "ms": 2970145597377.012 } }, "span": { "of": "transit", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 } }, "kaala": "sunset-day", "days": [ { "local_date": "2064-01-15", "window": { "start": { "local": "2064-01-14T17:57:34+08:00", "utc": "2064-01-14T09:57:34Z", "ms": 2967530254466.872 }, "end": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2064-01-16", "window": { "start": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 }, "end": { "local": "2064-01-16T17:59:32+08:00", "utc": "2064-01-16T09:59:32Z", "ms": 2967703171960.45 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2064-01-15", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:27 on Tue 15 Jan.", "fact": "2064-01-15T03:27:14Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:59, and the day of the 16th ends at 18:00.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 23479 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Tuesday 15 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Qingyang, 2064: Monday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2064-01-14", "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": "2064-01-14", "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, Bhogi 2064 falls on Monday 14 January. It is kept the day before Pongal, which falls on Tuesday 15 January. The Sun enters Makara at 11:27 on Tue 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-01-14", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40215, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-01-13T19:52:01+08:00", "utc": "2064-01-13T11:52:01Z", "ms": 2967450721115.5776 }, "end": { "local": "2064-01-14T19:09:33+08:00", "utc": "2064-01-14T11:09:33Z", "ms": 2967534572747.653 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-13T19:52:01+08:00", "utc": "2064-01-13T11:52:01Z", "ms": 2967450721115.5776 }, "end": { "local": "2064-01-14T19:09:33+08:00", "utc": "2064-01-14T11:09:33Z", "ms": 2967534572747.653 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-01-13", "window": { "start": { "local": "2064-01-13T07:59:31+08:00", "utc": "2064-01-12T23:59:31Z", "ms": 2967407970618.7847 }, "end": { "local": "2064-01-13T07:59:31+08:00", "utc": "2064-01-12T23:59:31Z", "ms": 2967407970618.7847 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-01-14", "window": { "start": { "local": "2064-01-14T07:59:18+08:00", "utc": "2064-01-13T23:59:18Z", "ms": 2967494358177.4175 }, "end": { "local": "2064-01-14T07:59:18+08:00", "utc": "2064-01-13T23:59:18Z", "ms": 2967494358177.4175 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:52 on Sun 13 Jan to 19:10 on Mon 14 Jan.", "fact": "2064-01-13T11:52:01Z → 2064-01-14T11:09:33Z" }, { "step": "kaala", "text": "Sunrise is at 08:00 on the 13th and 07:59 on the 14th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 13th and is on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 40215 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Qingyang, 2064: Monday 14 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": "2064-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-14", "confidence": "determinate" } ], "quote": "In Qingyang, Ṣaṭtilā Ekādaśī 2064 falls on Monday 14 January. Ekādaśī runs from 19:52 on Sun 13 Jan to 19:10 on Mon 14 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-01-14", "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/2064/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23479, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-02-14T00:26:37+08:00", "utc": "2064-02-13T16:26:37Z", "ms": 2970145597377.012 } }, "span": { "of": "transit", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 } }, "kaala": "sunset-day", "days": [ { "local_date": "2064-01-15", "window": { "start": { "local": "2064-01-14T17:57:34+08:00", "utc": "2064-01-14T09:57:34Z", "ms": 2967530254466.872 }, "end": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2064-01-16", "window": { "start": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 }, "end": { "local": "2064-01-16T17:59:32+08:00", "utc": "2064-01-16T09:59:32Z", "ms": 2967703171960.45 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:27 on Tue 15 Jan.", "fact": "2064-01-15T03:27:14Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:59, and the day of the 16th ends at 18:00.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 23479 s" }, { "step": "ruling", "text": "Pongal, Qingyang, 2064: Tuesday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2064-01-15", "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": "2064-01-15", "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, Pongal 2064 falls on Tuesday 15 January. The Sun enters Makara at 11:27 on Tue 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41234, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-02-14T00:26:37+08:00", "utc": "2064-02-13T16:26:37Z", "ms": 2970145597377.012 } }, "span": { "of": "transit", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 } }, "kaala": "civil-day", "days": [ { "local_date": "2064-01-14", "window": { "start": { "local": "2064-01-14T00:00:00+08:00", "utc": "2064-01-13T16:00:00Z", "ms": 2967465600000 }, "end": { "local": "2064-01-15T00:00:00+08:00", "utc": "2064-01-14T16:00:00Z", "ms": 2967552000000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "2064-01-15", "window": { "start": { "local": "2064-01-15T00:00:00+08:00", "utc": "2064-01-14T16:00:00Z", "ms": 2967552000000 }, "end": { "local": "2064-01-16T00:00:00+08:00", "utc": "2064-01-15T16:00:00Z", "ms": 2967638400000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:27 on Tue 15 Jan.", "fact": "2064-01-15T03:27:14Z · 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 15th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 41234 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Qingyang, 2064: Tuesday 15 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": "2064-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "2064-01-15", "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." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "2064-01-15", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Qingyang, Makara Saṅkrānti 2064 falls on Tuesday 15 January. The Sun enters Makara at 11:27 on Tue 15 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-01-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-15", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 3160, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-01-15T18:51:13+08:00", "utc": "2064-01-15T10:51:13Z", "ms": 2967619873099.2134 }, "end": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-15T18:51:13+08:00", "utc": "2064-01-15T10:51:13Z", "ms": 2967619873099.2134 }, "end": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-01-15", "window": { "start": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 }, "end": { "local": "2064-01-15T19:50:35+08:00", "utc": "2064-01-15T11:50:35Z", "ms": 2967623434860.6685 } }, "covered_min": 59, "window_min": 112, "qualifies": true }, { "local_date": "2064-01-16", "window": { "start": { "local": "2064-01-16T17:59:32+08:00", "utc": "2064-01-16T09:59:32Z", "ms": 2967703171960.45 }, "end": { "local": "2064-01-16T19:51:24+08:00", "utc": "2064-01-16T11:51:24Z", "ms": 2967709883611.1816 } }, "covered_min": 59, "window_min": 112, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:51 on Tue 15 Jan to 18:59 on Wed 16 Jan.", "fact": "2064-01-15T10:51:13Z → 2064-01-16T10:58:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:51 on the 15th, 18:00–19:51 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 59 of 112 minutes on the 15th and 59 of 112 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 3160 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Tuesday 15 January.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-16", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-15", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Tuesday 15 January. Trayodaśī runs from 18:51 on Tue 15 Jan to 18:59 on Wed 16 Jan and covers 59 of 112 minutes of pradoṣa that evening. It also reaches the next evening for 59 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-01-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23479, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-02-14T00:26:37+08:00", "utc": "2064-02-13T16:26:37Z", "ms": 2970145597377.012 } }, "span": { "of": "transit", "start": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 }, "end": { "local": "2064-01-15T11:27:14+08:00", "utc": "2064-01-15T03:27:14Z", "ms": 2967593233796.26 } }, "kaala": "sunset-day", "days": [ { "local_date": "2064-01-15", "window": { "start": { "local": "2064-01-14T17:57:34+08:00", "utc": "2064-01-14T09:57:34Z", "ms": 2967530254466.872 }, "end": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2064-01-16", "window": { "start": { "local": "2064-01-15T17:58:33+08:00", "utc": "2064-01-15T09:58:33Z", "ms": 2967616712911.3047 }, "end": { "local": "2064-01-16T17:59:32+08:00", "utc": "2064-01-16T09:59:32Z", "ms": 2967703171960.45 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2064-01-15", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:27 on Tue 15 Jan.", "fact": "2064-01-15T03:27:14Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:59, and the day of the 16th ends at 18:00.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 23479 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Tuesday 15 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Qingyang, 2064: Wednesday 16 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-16", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2064-01-16", "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": "2064-01-16", "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 2064 falls on Wednesday 16 January. It is kept the day after Pongal, which falls on Tuesday 15 January. The Sun enters Makara at 11:27 on Tue 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/shivaratri?on=2064-01-16", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18098, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 }, "end": { "local": "2064-01-17T19:33:42+08:00", "utc": "2064-01-17T11:33:42Z", "ms": 2967795222209.143 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 }, "end": { "local": "2064-01-17T19:33:42+08:00", "utc": "2064-01-17T11:33:42Z", "ms": 2967795222209.143 } }, "kaala": "nishita", "days": [ { "local_date": "2064-01-16", "window": { "start": { "local": "2064-01-17T00:35:01+08:00", "utc": "2064-01-16T16:35:01Z", "ms": 2967726900650.6924 }, "end": { "local": "2064-01-17T01:23:01+08:00", "utc": "2064-01-16T17:23:01Z", "ms": 2967729780650.6924 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-01-17", "window": { "start": { "local": "2064-01-18T00:35:20+08:00", "utc": "2064-01-17T16:35:20Z", "ms": 2967813320406.2705 }, "end": { "local": "2064-01-18T01:23:20+08:00", "utc": "2064-01-17T17:23:20Z", "ms": 2967816200406.2705 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:59 on Wed 16 Jan to 19:34 on Thu 17 Jan.", "fact": "2064-01-16T10:58:42Z → 2064-01-17T11:33:42Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:35–01:23 on the 16th, 00:35–01:23 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 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18098 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Wednesday 16 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": "2064-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-16", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Wednesday 16 January. Caturdaśī runs from 18:59 on Wed 16 Jan to 19:34 on Thu 17 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-01-16", "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/2064/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37966, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 }, "end": { "local": "2064-01-17T19:33:42+08:00", "utc": "2064-01-17T11:33:42Z", "ms": 2967795222209.143 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-16T18:58:42+08:00", "utc": "2064-01-16T10:58:42Z", "ms": 2967706722311.4624 }, "end": { "local": "2064-01-17T19:33:42+08:00", "utc": "2064-01-17T11:33:42Z", "ms": 2967795222209.143 } }, "kaala": "arunodaya", "days": [ { "local_date": "2064-01-17", "window": { "start": { "local": "2064-01-17T06:06:38+08:00", "utc": "2064-01-16T22:06:38Z", "ms": 2967746797690.2036 }, "end": { "local": "2064-01-17T07:58:29+08:00", "utc": "2064-01-16T23:58:29Z", "ms": 2967753509340.935 } }, "covered_min": 112, "window_min": 112, "qualifies": true }, { "local_date": "2064-01-18", "window": { "start": { "local": "2064-01-18T06:06:28+08:00", "utc": "2064-01-17T22:06:28Z", "ms": 2967833188224.9355 }, "end": { "local": "2064-01-18T07:58:09+08:00", "utc": "2064-01-17T23:58:09Z", "ms": 2967839889249.9043 } }, "covered_min": 0, "window_min": 112, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:59 on Wed 16 Jan to 19:34 on Thu 17 Jan.", "fact": "2064-01-16T10:58:42Z → 2064-01-17T11:33:42Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:07–07:58 on the 17th, 06:06–07:58 on the 18th.", "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 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. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37966 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Qingyang, 2064: Thursday 17 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": "2064-01-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-17", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Tarpaṇa 2064 falls on Thursday 17 January. Caturdaśī runs from 18:59 on Wed 16 Jan to 19:34 on Thu 17 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26667, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-01-22T02:33:55+08:00", "utc": "2064-01-21T18:33:55Z", "ms": 2968166034592.65 }, "end": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-22T02:33:55+08:00", "utc": "2064-01-21T18:33:55Z", "ms": 2968166034592.65 }, "end": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-01-22", "window": { "start": { "local": "2064-01-22T12:37:03+08:00", "utc": "2064-01-22T04:37:03Z", "ms": 2968202223118.756 }, "end": { "local": "2064-01-22T13:25:03+08:00", "utc": "2064-01-22T05:25:03Z", "ms": 2968205103118.756 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-01-23", "window": { "start": { "local": "2064-01-23T12:37:19+08:00", "utc": "2064-01-23T04:37:19Z", "ms": 2968288639362.103 }, "end": { "local": "2064-01-23T13:25:19+08:00", "utc": "2064-01-23T05:25:19Z", "ms": 2968291519362.103 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:34 on Tue 22 Jan to 05:13 on Wed 23 Jan.", "fact": "2064-01-21T18:33:55Z → 2064-01-22T21:12:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 22nd, 12:37–13:25 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 26667 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Qingyang, 2064: Tuesday 22 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": "2064-01-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-22", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2064 falls on Tuesday 22 January. Caturthī runs from 02:34 on Tue 22 Jan to 05:13 on Wed 23 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23905, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-01-22T02:33:55+08:00", "utc": "2064-01-21T18:33:55Z", "ms": 2968166034592.65 }, "end": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-22T02:33:55+08:00", "utc": "2064-01-21T18:33:55Z", "ms": 2968166034592.65 }, "end": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-01-21", "window": { "start": { "local": "2064-01-21T18:04:35+08:00", "utc": "2064-01-21T10:04:35Z", "ms": 2968135474500.0474 }, "end": { "local": "2064-01-21T19:55:30+08:00", "utc": "2064-01-21T11:55:30Z", "ms": 2968142129914.7383 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "2064-01-22", "window": { "start": { "local": "2064-01-22T18:05:36+08:00", "utc": "2064-01-22T10:05:36Z", "ms": 2968221936127.281 }, "end": { "local": "2064-01-22T19:56:19+08:00", "utc": "2064-01-22T11:56:19Z", "ms": 2968228579404.048 } }, "covered_min": 111, "window_min": 111, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:34 on Tue 22 Jan to 05:13 on Wed 23 Jan.", "fact": "2064-01-21T18:33:55Z → 2064-01-22T21:12:52Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:55 on the 21st, 18:06–19:56 on the 22nd.", "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 21st and 111 of 111 on the 22nd.", "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 23905 s" }, { "step": "ruling", "text": "Tila Caturthī, Qingyang, 2064: Tuesday 22 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": "2064-01-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-22", "confidence": "determinate" } ], "quote": "In Qingyang, Tila Caturthī 2064 falls on Tuesday 22 January. Caturthī runs from 02:34 on Tue 22 Jan to 05:13 on Wed 23 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16846, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "end": { "local": "2064-01-24T07:56:49+08:00", "utc": "2064-01-23T23:56:49Z", "ms": 2968358209224.9424 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "end": { "local": "2064-01-24T07:56:49+08:00", "utc": "2064-01-23T23:56:49Z", "ms": 2968358209224.9424 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-01-23", "window": { "start": { "local": "2064-01-23T12:37:19+08:00", "utc": "2064-01-23T04:37:19Z", "ms": 2968288639362.103 }, "end": { "local": "2064-01-23T13:25:19+08:00", "utc": "2064-01-23T05:25:19Z", "ms": 2968291519362.103 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-01-24", "window": { "start": { "local": "2064-01-24T12:37:35+08:00", "utc": "2064-01-24T04:37:35Z", "ms": 2968375054810.368 }, "end": { "local": "2064-01-24T13:25:35+08:00", "utc": "2064-01-24T05:25:35Z", "ms": 2968377934810.368 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:13 on Wed 23 Jan to 07:57 on Thu 24 Jan.", "fact": "2064-01-22T21:12:52Z → 2064-01-23T23:56:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 23rd, 12:38–13:26 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 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 16846 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Qingyang, 2064: Wednesday 23 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": "2064-01-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-23", "confidence": "determinate" } ], "quote": "In Qingyang, Śrī Pañcamī 2064 falls on Wednesday 23 January. Pañcamī runs from 05:13 on Wed 23 Jan to 07:57 on Thu 24 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16846, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "end": { "local": "2064-01-24T07:56:49+08:00", "utc": "2064-01-23T23:56:49Z", "ms": 2968358209224.9424 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-23T05:12:52+08:00", "utc": "2064-01-22T21:12:52Z", "ms": 2968261971891.096 }, "end": { "local": "2064-01-24T07:56:49+08:00", "utc": "2064-01-23T23:56:49Z", "ms": 2968358209224.9424 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-01-23", "window": { "start": { "local": "2064-01-23T12:37:19+08:00", "utc": "2064-01-23T04:37:19Z", "ms": 2968288639362.103 }, "end": { "local": "2064-01-23T13:25:19+08:00", "utc": "2064-01-23T05:25:19Z", "ms": 2968291519362.103 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-01-24", "window": { "start": { "local": "2064-01-24T12:37:35+08:00", "utc": "2064-01-24T04:37:35Z", "ms": 2968375054810.368 }, "end": { "local": "2064-01-24T13:25:35+08:00", "utc": "2064-01-24T05:25:35Z", "ms": 2968377934810.368 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:13 on Wed 23 Jan to 07:57 on Thu 24 Jan.", "fact": "2064-01-22T21:12:52Z → 2064-01-23T23:56:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 23rd, 12:38–13:26 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 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16846 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Qingyang, 2064: Wednesday 23 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": "2064-01-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-23", "confidence": "determinate" } ], "quote": "In Qingyang, Vasanta Pañcamī 2064 falls on Wednesday 23 January. Pañcamī runs from 05:13 on Wed 23 Jan to 07:57 on Thu 24 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9475, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-01-25T10:32:51+08:00", "utc": "2064-01-25T02:32:51Z", "ms": 2968453971025.933 }, "end": { "local": "2064-01-26T12:47:19+08:00", "utc": "2064-01-26T04:47:19Z", "ms": 2968548439376.981 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-25T10:32:51+08:00", "utc": "2064-01-25T02:32:51Z", "ms": 2968453971025.933 }, "end": { "local": "2064-01-26T12:47:19+08:00", "utc": "2064-01-26T04:47:19Z", "ms": 2968548439376.981 } }, "kaala": "arunodaya", "days": [ { "local_date": "2064-01-25", "window": { "start": { "local": "2064-01-25T06:04:38+08:00", "utc": "2064-01-24T22:04:38Z", "ms": 2968437878288.6997 }, "end": { "local": "2064-01-25T07:54:56+08:00", "utc": "2064-01-24T23:54:56Z", "ms": 2968444496465.5312 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "2064-01-26", "window": { "start": { "local": "2064-01-26T06:04:16+08:00", "utc": "2064-01-25T22:04:16Z", "ms": 2968524256445.4106 }, "end": { "local": "2064-01-26T07:54:22+08:00", "utc": "2064-01-25T23:54:22Z", "ms": 2968530861676.8745 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 10:33 on Fri 25 Jan to 12:47 on Sat 26 Jan.", "fact": "2064-01-25T02:32:51Z → 2064-01-26T04:47:19Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:05–07:55 on the 25th, 06:04–07:54 on the 26th.", "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 25th and 110 of 110 on the 26th.", "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 9475 s" }, { "step": "ruling", "text": "Ratha Saptamī, Qingyang, 2064: Saturday 26 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": "2064-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-26", "confidence": "determinate" } ], "quote": "In Qingyang, Ratha Saptamī 2064 falls on Saturday 26 January. Saptamī runs from 10:33 on Fri 25 Jan to 12:47 on Sat 26 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-01-30", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25339, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-01-29T15:34:16+08:00", "utc": "2064-01-29T07:34:16Z", "ms": 2968817656189.821 }, "end": { "local": "2064-01-30T14:54:05+08:00", "utc": "2064-01-30T06:54:05Z", "ms": 2968901644527.4785 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-29T15:34:16+08:00", "utc": "2064-01-29T07:34:16Z", "ms": 2968817656189.821 }, "end": { "local": "2064-01-30T14:54:05+08:00", "utc": "2064-01-30T06:54:05Z", "ms": 2968901644527.4785 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-01-29", "window": { "start": { "local": "2064-01-29T07:52:27+08:00", "utc": "2064-01-28T23:52:27Z", "ms": 2968789946911.178 }, "end": { "local": "2064-01-29T07:52:27+08:00", "utc": "2064-01-28T23:52:27Z", "ms": 2968789946911.178 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-01-30", "window": { "start": { "local": "2064-01-30T07:51:45+08:00", "utc": "2064-01-29T23:51:45Z", "ms": 2968876305275.074 }, "end": { "local": "2064-01-30T07:51:45+08:00", "utc": "2064-01-29T23:51:45Z", "ms": 2968876305275.074 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:34 on Tue 29 Jan to 14:54 on Wed 30 Jan.", "fact": "2064-01-29T07:34:16Z → 2064-01-30T06:54:05Z" }, { "step": "kaala", "text": "Sunrise is at 07:52 on the 29th and 07:52 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 25339 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Qingyang, 2064: Wednesday 30 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-30", "confidence": "determinate" } ], "quote": "In Qingyang, Jayā Ekādaśī 2064 falls on Wednesday 30 January. Ekādaśī runs from 15:34 on Tue 29 Jan to 14:54 on Wed 30 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-01-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-31", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 36, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-01-30T14:54:05+08:00", "utc": "2064-01-30T06:54:05Z", "ms": 2968901644527.4785 }, "end": { "local": "2064-01-31T13:27:36+08:00", "utc": "2064-01-31T05:27:36Z", "ms": 2968982856290.8765 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-30T14:54:05+08:00", "utc": "2064-01-30T06:54:05Z", "ms": 2968901644527.4785 }, "end": { "local": "2064-01-31T13:27:36+08:00", "utc": "2064-01-31T05:27:36Z", "ms": 2968982856290.8765 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-01-30", "window": { "start": { "local": "2064-01-30T12:38:50+08:00", "utc": "2064-01-30T04:38:50Z", "ms": 2968893530337.7363 }, "end": { "local": "2064-01-30T13:26:50+08:00", "utc": "2064-01-30T05:26:50Z", "ms": 2968896410337.7363 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-01-31", "window": { "start": { "local": "2064-01-31T12:39:00+08:00", "utc": "2064-01-31T04:39:00Z", "ms": 2968979940022.6816 }, "end": { "local": "2064-01-31T13:27:00+08:00", "utc": "2064-01-31T05:27:00Z", "ms": 2968982820022.6816 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 14:54 on Wed 30 Jan to 13:28 on Thu 31 Jan.", "fact": "2064-01-30T06:54:05Z → 2064-01-31T05:27:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 30th, 12:39–13:27 on the 31st.", "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 30th and 48 of 48 on the 31st.", "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 36 s < 300 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Qingyang, 2064: Thursday 31 January.", "fact": "confidence: boundary (margin)" } ], "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": "2064-01-31", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-31", "confidence": "determinate" } ], "quote": "In Qingyang, Bhīṣma Dvādaśī 2064 falls on Thursday 31 January. Dvādaśī runs from 14:54 on Wed 30 Jan to 13:28 on Thu 31 Jan and covers all of madhyāhna that midday. It is 0 min 36 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-01-31", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17242, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-01-31T13:27:36+08:00", "utc": "2064-01-31T05:27:36Z", "ms": 2968982856290.8765 }, "end": { "local": "2064-02-01T11:20:41+08:00", "utc": "2064-02-01T03:20:41Z", "ms": 2969061640747.0073 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-01-31T13:27:36+08:00", "utc": "2064-01-31T05:27:36Z", "ms": 2968982856290.8765 }, "end": { "local": "2064-02-01T11:20:41+08:00", "utc": "2064-02-01T03:20:41Z", "ms": 2969061640747.0073 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-01-31", "window": { "start": { "local": "2064-01-31T18:14:58+08:00", "utc": "2064-01-31T10:14:58Z", "ms": 2969000098050.659 }, "end": { "local": "2064-01-31T20:03:41+08:00", "utc": "2064-01-31T12:03:41Z", "ms": 2969006620590.5176 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "2064-02-01", "window": { "start": { "local": "2064-02-01T18:16:01+08:00", "utc": "2064-02-01T10:16:01Z", "ms": 2969086560653.968 }, "end": { "local": "2064-02-01T20:04:29+08:00", "utc": "2064-02-01T12:04:29Z", "ms": 2969093068649.4683 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:28 on Thu 31 Jan to 11:21 on Fri 1 Feb.", "fact": "2064-01-31T05:27:36Z → 2064-02-01T03:20:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:15–20:04 on the 31st, 18:16–20:04 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 109 of 109 minutes on the 31st and 0 of 108 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 17242 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Thursday 31 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-01-31", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Thursday 31 January. Trayodaśī runs from 13:28 on Thu 31 Jan to 11:21 on Fri 1 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-01-31", "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/2064/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14293, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-02-02T08:41:04+08:00", "utc": "2064-02-02T00:41:04Z", "ms": 2969138463669.9727 }, "end": { "local": "2064-02-03T05:37:38+08:00", "utc": "2064-02-02T21:37:38Z", "ms": 2969213858155.0737 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2064-02-02T08:41:04+08:00", "utc": "2064-02-02T00:41:04Z", "ms": 2969138463669.9727 }, "end": { "local": "2064-02-03T05:37:38+08:00", "utc": "2064-02-02T21:37:38Z", "ms": 2969213858155.0737 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-02-02", "window": { "start": { "local": "2064-02-02T12:39:17+08:00", "utc": "2064-02-02T04:39:17Z", "ms": 2969152756903.7666 }, "end": { "local": "2064-02-02T13:27:17+08:00", "utc": "2064-02-02T05:27:17Z", "ms": 2969155636903.7666 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-02-03", "window": { "start": { "local": "2064-02-03T12:39:24+08:00", "utc": "2064-02-03T04:39:24Z", "ms": 2969239164109.131 }, "end": { "local": "2064-02-03T13:27:24+08:00", "utc": "2064-02-03T05:27:24Z", "ms": 2969242044109.131 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:41 on Sat 2 Feb to 05:38 on Sun 3 Feb.", "fact": "2064-02-02T00:41:04Z → 2064-02-02T21:37:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 2nd, 12:39–13:27 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 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14293 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Qingyang, 2064: Saturday 2 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": "2064-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-02", "confidence": "determinate" } ], "quote": "In Qingyang, Māghī Pūrṇimā 2064 falls on Saturday 2 February. Pūrṇimā runs from 08:41 on Sat 2 Feb to 05:38 on Sun 3 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-02-05", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6203, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-02-05T19:38:04+08:00", "utc": "2064-02-05T11:38:04Z", "ms": 2969437083771.7607 }, "end": { "local": "2064-02-06T16:31:45+08:00", "utc": "2064-02-06T08:31:45Z", "ms": 2969512305359.392 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-05T19:38:04+08:00", "utc": "2064-02-05T11:38:04Z", "ms": 2969437083771.7607 }, "end": { "local": "2064-02-06T16:31:45+08:00", "utc": "2064-02-06T08:31:45Z", "ms": 2969512305359.392 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-02-05", "window": { "start": { "local": "2064-02-05T21:21:26+08:00", "utc": "2064-02-05T13:21:26Z", "ms": 2969443286424.2266 }, "end": { "local": "2064-02-05T21:21:26+08:00", "utc": "2064-02-05T13:21:26Z", "ms": 2969443286424.2266 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-02-06", "window": { "start": { "local": "2064-02-06T22:33:14+08:00", "utc": "2064-02-06T14:33:14Z", "ms": 2969533993573.8667 }, "end": { "local": "2064-02-06T22:33:14+08:00", "utc": "2064-02-06T14:33:14Z", "ms": 2969533993573.8667 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:38 on Tue 5 Feb to 16:32 on Wed 6 Feb.", "fact": "2064-02-05T11:38:04Z → 2064-02-06T08:31:45Z" }, { "step": "kaala", "text": "Moonrise is at 21:21 on the 5th and 22:33 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 6203 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Tuesday 5 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": "2064-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-05", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Tuesday 5 February. Caturthī runs from 19:38 on Tue 5 Feb to 16:32 on Wed 6 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-02-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ekadashi?on=2064-02-13", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-13", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 268, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-02-12T07:44:54+08:00", "utc": "2064-02-11T23:44:54Z", "ms": 2969999094125.5513 }, "end": { "local": "2064-02-13T08:17:27+08:00", "utc": "2064-02-13T00:17:27Z", "ms": 2970087447401.9546 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-12T07:44:54+08:00", "utc": "2064-02-11T23:44:54Z", "ms": 2969999094125.5513 }, "end": { "local": "2064-02-13T08:17:27+08:00", "utc": "2064-02-13T00:17:27Z", "ms": 2970087447401.9546 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-02-12", "window": { "start": { "local": "2064-02-12T07:40:26+08:00", "utc": "2064-02-11T23:40:26Z", "ms": 2969998825647.719 }, "end": { "local": "2064-02-12T07:40:26+08:00", "utc": "2064-02-11T23:40:26Z", "ms": 2969998825647.719 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-02-13", "window": { "start": { "local": "2064-02-13T07:39:24+08:00", "utc": "2064-02-12T23:39:24Z", "ms": 2970085163827.555 }, "end": { "local": "2064-02-13T07:39:24+08:00", "utc": "2064-02-12T23:39:24Z", "ms": 2970085163827.555 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:45 on Tue 12 Feb to 08:17 on Wed 13 Feb.", "fact": "2064-02-11T23:44:54Z → 2064-02-13T00:17:27Z" }, { "step": "kaala", "text": "Sunrise is at 07:40 on the 12th and 07:39 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 268 s < 300 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Qingyang, 2064: Wednesday 13 February.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-02-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-13", "confidence": "boundary" } ], "quote": "In Qingyang, Vijayā Ekādaśī 2064 falls on Wednesday 13 February. Ekādaśī runs from 07:45 on Tue 12 Feb to 08:17 on Wed 13 Feb and is current at sunrise that day. It is 4 min 28 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-02-13", "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/2064/pradosha-vrata?on=2064-02-14", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27443, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-02-14T09:21:19+08:00", "utc": "2064-02-14T01:21:19Z", "ms": 2970177679372.6895 }, "end": { "local": "2064-02-15T10:52:59+08:00", "utc": "2064-02-15T02:52:59Z", "ms": 2970269578683.8105 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-14T09:21:19+08:00", "utc": "2064-02-14T01:21:19Z", "ms": 2970177679372.6895 }, "end": { "local": "2064-02-15T10:52:59+08:00", "utc": "2064-02-15T02:52:59Z", "ms": 2970269578683.8105 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-02-14", "window": { "start": { "local": "2064-02-14T18:29:22+08:00", "utc": "2064-02-14T10:29:22Z", "ms": 2970210561890.5967 }, "end": { "local": "2064-02-14T20:14:25+08:00", "utc": "2064-02-14T12:14:25Z", "ms": 2970216865184.169 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "2064-02-15", "window": { "start": { "local": "2064-02-15T18:30:22+08:00", "utc": "2064-02-15T10:30:22Z", "ms": 2970297021982.7715 }, "end": { "local": "2064-02-15T20:15:09+08:00", "utc": "2064-02-15T12:15:09Z", "ms": 2970303308550.016 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:21 on Thu 14 Feb to 10:53 on Fri 15 Feb.", "fact": "2064-02-14T01:21:19Z → 2064-02-15T02:52:59Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–20:14 on the 14th, 18:30–20:15 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 14th and 0 of 105 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27443 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Thursday 14 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": "2064-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-14", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Thursday 14 February. Trayodaśī runs from 09:21 on Thu 14 Feb to 10:53 on Fri 15 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-02-14", "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/2064/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33939, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-02-15T10:52:59+08:00", "utc": "2064-02-15T02:52:59Z", "ms": 2970269578683.8105 }, "end": { "local": "2064-02-16T12:48:29+08:00", "utc": "2064-02-16T04:48:29Z", "ms": 2970362908973.9624 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-15T10:52:59+08:00", "utc": "2064-02-15T02:52:59Z", "ms": 2970269578683.8105 }, "end": { "local": "2064-02-16T12:48:29+08:00", "utc": "2064-02-16T04:48:29Z", "ms": 2970362908973.9624 } }, "kaala": "nishita", "days": [ { "local_date": "2064-02-14", "window": { "start": { "local": "2064-02-15T00:39:19+08:00", "utc": "2064-02-14T16:39:19Z", "ms": 2970232759241.492 }, "end": { "local": "2064-02-15T01:27:19+08:00", "utc": "2064-02-14T17:27:19Z", "ms": 2970235639241.492 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-02-15", "window": { "start": { "local": "2064-02-16T00:39:17+08:00", "utc": "2064-02-15T16:39:17Z", "ms": 2970319156609.9395 }, "end": { "local": "2064-02-16T01:27:17+08:00", "utc": "2064-02-15T17:27:17Z", "ms": 2970322036609.9395 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:53 on Fri 15 Feb to 12:48 on Sat 16 Feb.", "fact": "2064-02-15T02:52:59Z → 2064-02-16T04:48:29Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:39–01:27 on the 14th, 00:39–01:27 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. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 33939 s" }, { "step": "ruling", "text": "Mahāśivarātri, Qingyang, 2064: Friday 15 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": "2064-02-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-15", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāśivarātri 2064 falls on Friday 15 February. Caturdaśī runs from 10:53 on Fri 15 Feb to 12:48 on Sat 16 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-02-21", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33934, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-02-20T22:53:02+08:00", "utc": "2064-02-20T14:53:02Z", "ms": 2970744781968.977 }, "end": { "local": "2064-02-22T01:27:44+08:00", "utc": "2064-02-21T17:27:44Z", "ms": 2970840463969.421 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-20T22:53:02+08:00", "utc": "2064-02-20T14:53:02Z", "ms": 2970744781968.977 }, "end": { "local": "2064-02-22T01:27:44+08:00", "utc": "2064-02-21T17:27:44Z", "ms": 2970840463969.421 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-02-20", "window": { "start": { "local": "2064-02-20T12:39:28+08:00", "utc": "2064-02-20T04:39:28Z", "ms": 2970707968351.382 }, "end": { "local": "2064-02-20T13:27:28+08:00", "utc": "2064-02-20T05:27:28Z", "ms": 2970710848351.382 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-02-21", "window": { "start": { "local": "2064-02-21T12:39:22+08:00", "utc": "2064-02-21T04:39:22Z", "ms": 2970794362106.6855 }, "end": { "local": "2064-02-21T13:27:22+08:00", "utc": "2064-02-21T05:27:22Z", "ms": 2970797242106.6855 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:53 on Wed 20 Feb to 01:28 on Fri 22 Feb.", "fact": "2064-02-20T14:53:02Z → 2064-02-21T17:27:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 20th, 12:39–13:27 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 0 of 48 minutes on the 20th and 48 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 33934 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Thursday 21 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": "2064-02-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-21", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Thursday 21 February. Caturthī runs from 22:53 on Wed 20 Feb to 01:28 on Fri 22 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-02-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ekadashi?on=2064-02-28", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-02-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3116, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-02-28T06:29:53+08:00", "utc": "2064-02-27T22:29:53Z", "ms": 2971376992755.387 }, "end": { "local": "2064-02-29T04:46:52+08:00", "utc": "2064-02-28T20:46:52Z", "ms": 2971457212133.6553 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-02-28T06:29:53+08:00", "utc": "2064-02-27T22:29:53Z", "ms": 2971376992755.387 }, "end": { "local": "2064-02-29T04:46:52+08:00", "utc": "2064-02-28T20:46:52Z", "ms": 2971457212133.6553 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-02-28", "window": { "start": { "local": "2064-02-28T07:21:48+08:00", "utc": "2064-02-27T23:21:48Z", "ms": 2971380108375.3 }, "end": { "local": "2064-02-28T07:21:48+08:00", "utc": "2064-02-27T23:21:48Z", "ms": 2971380108375.3 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-02-29", "window": { "start": { "local": "2064-02-29T07:20:31+08:00", "utc": "2064-02-28T23:20:31Z", "ms": 2971466430860.211 }, "end": { "local": "2064-02-29T07:20:31+08:00", "utc": "2064-02-28T23:20:31Z", "ms": 2971466430860.211 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:30 on Thu 28 Feb to 04:47 on Fri 29 Feb.", "fact": "2064-02-27T22:29:53Z → 2064-02-28T20:46:52Z" }, { "step": "kaala", "text": "Sunrise is at 07:22 on the 28th and 07:21 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 28th and is not on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3116 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Qingyang, 2064: Thursday 28 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-02-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-02-28", "confidence": "determinate" } ], "quote": "In Qingyang, Āmalakī Ekādaśī 2064 falls on Thursday 28 February. Ekādaśī runs from 06:30 on Thu 28 Feb to 04:47 on Fri 29 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-02-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-03-01", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10750, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-03-01T02:22:43+08:00", "utc": "2064-02-29T18:22:43Z", "ms": 2971534963190.7563 }, "end": { "local": "2064-03-01T23:24:19+08:00", "utc": "2064-03-01T15:24:19Z", "ms": 2971610658770.7905 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-03-01T02:22:43+08:00", "utc": "2064-02-29T18:22:43Z", "ms": 2971534963190.7563 }, "end": { "local": "2064-03-01T23:24:19+08:00", "utc": "2064-03-01T15:24:19Z", "ms": 2971610658770.7905 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-02-29", "window": { "start": { "local": "2064-02-29T18:43:49+08:00", "utc": "2064-02-29T10:43:49Z", "ms": 2971507428514.5933 }, "end": { "local": "2064-02-29T20:24:32+08:00", "utc": "2064-02-29T12:24:32Z", "ms": 2971513471730.2124 } }, "covered_min": 0, "window_min": 101, "qualifies": false }, { "local_date": "2064-03-01", "window": { "start": { "local": "2064-03-01T18:44:44+08:00", "utc": "2064-03-01T10:44:44Z", "ms": 2971593883516.9937 }, "end": { "local": "2064-03-01T20:25:09+08:00", "utc": "2064-03-01T12:25:09Z", "ms": 2971599908877.821 } }, "covered_min": 100, "window_min": 100, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:23 on Sat 1 Mar to 23:24 on Sat 1 Mar.", "fact": "2064-02-29T18:22:43Z → 2064-03-01T15:24:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:25 on the 29th, 18:45–20:25 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 101 minutes on the 29th and 100 of 100 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 10750 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Saturday 1 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-03-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-01", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Saturday 1 March. Trayodaśī runs from 02:23 on Sat 1 Mar to 23:24 on Sat 1 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-03-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-02", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 539, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-03-02T20:00:06+08:00", "utc": "2064-03-02T12:00:06Z", "ms": 2971684805885.5664 }, "end": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-03-02T20:00:06+08:00", "utc": "2064-03-02T12:00:06Z", "ms": 2971684805885.5664 }, "end": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 } }, "kaala": "sayahna", "days": [ { "local_date": "2064-03-02", "window": { "start": { "local": "2064-03-02T16:28:05+08:00", "utc": "2064-03-02T08:28:05Z", "ms": 2971672085297.58 }, "end": { "local": "2064-03-02T18:45:38+08:00", "utc": "2064-03-02T10:45:38Z", "ms": 2971680338191.176 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "2064-03-03", "window": { "start": { "local": "2064-03-03T16:28:33+08:00", "utc": "2064-03-03T08:28:33Z", "ms": 2971758512873.1655 }, "end": { "local": "2064-03-03T18:46:33+08:00", "utc": "2064-03-03T10:46:33Z", "ms": 2971766792549.4443 } }, "covered_min": 0, "window_min": 138, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:00 on Sun 2 Mar to 16:20 on Mon 3 Mar.", "fact": "2064-03-02T12:00:06Z → 2064-03-03T08:19:34Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:28–18:46 on the 2nd, 16:29–18:47 on the 3rd.", "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 2nd and 0 of 138 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither late afternoon qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 539 s" }, { "step": "ruling", "text": "Holikā Dahana, Qingyang, 2064: Sunday 2 March.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-03-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-02", "confidence": "boundary" } ], "quote": "In Qingyang, Holikā Dahana 2064 falls on Sunday 2 March. Pūrṇimā runs from 20:00 on Sun 2 Mar to 16:20 on Mon 3 Mar, and reaches sāyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-03", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 539, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-03-02T20:00:06+08:00", "utc": "2064-03-02T12:00:06Z", "ms": 2971684805885.5664 }, "end": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2064-03-02T20:00:06+08:00", "utc": "2064-03-02T12:00:06Z", "ms": 2971684805885.5664 }, "end": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 } }, "kaala": "sayahna", "days": [ { "local_date": "2064-03-02", "window": { "start": { "local": "2064-03-02T16:28:05+08:00", "utc": "2064-03-02T08:28:05Z", "ms": 2971672085297.58 }, "end": { "local": "2064-03-02T18:45:38+08:00", "utc": "2064-03-02T10:45:38Z", "ms": 2971680338191.176 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "2064-03-03", "window": { "start": { "local": "2064-03-03T16:28:33+08:00", "utc": "2064-03-03T08:28:33Z", "ms": 2971758512873.1655 }, "end": { "local": "2064-03-03T18:46:33+08:00", "utc": "2064-03-03T10:46:33Z", "ms": 2971766792549.4443 } }, "covered_min": 0, "window_min": 138, "qualifies": false } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "2064-03-02", "days": 1 }, "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:00 on Sun 2 Mar to 16:20 on Mon 3 Mar.", "fact": "2064-03-02T12:00:06Z → 2064-03-03T08:19:34Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:28–18:46 on the 2nd, 16:29–18:47 on the 3rd.", "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 2nd and 0 of 138 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither late afternoon qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 539 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Sunday 2 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Qingyang, 2064: Monday 3 March.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-03-03", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-03", "confidence": "boundary" } ], "quote": "In Qingyang, Holī 2064 falls on Monday 3 March. It is kept the day after Holikā Dahana, which falls on Sunday 2 March. Pūrṇimā runs from 20:00 on Sun 2 Mar to 16:20 on Mon 3 Mar, and reaches sāyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19054, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 }, "end": { "local": "2064-03-04T12:32:48+08:00", "utc": "2064-03-04T04:32:48Z", "ms": 2971830768052.089 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-03T16:19:34+08:00", "utc": "2064-03-03T08:19:34Z", "ms": 2971757973780.073 }, "end": { "local": "2064-03-04T12:32:48+08:00", "utc": "2064-03-04T04:32:48Z", "ms": 2971830768052.089 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-03-03", "window": { "start": { "local": "2064-03-03T07:16:34+08:00", "utc": "2064-03-02T23:16:34Z", "ms": 2971725394168.051 }, "end": { "local": "2064-03-03T07:16:34+08:00", "utc": "2064-03-02T23:16:34Z", "ms": 2971725394168.051 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-03-04", "window": { "start": { "local": "2064-03-04T07:15:14+08:00", "utc": "2064-03-03T23:15:14Z", "ms": 2971811713999.802 }, "end": { "local": "2064-03-04T07:15:14+08:00", "utc": "2064-03-03T23:15:14Z", "ms": 2971811713999.802 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 16:20 on Mon 3 Mar to 12:33 on Tue 4 Mar.", "fact": "2064-03-03T08:19:34Z → 2064-03-04T04:32:48Z" }, { "step": "kaala", "text": "Sunrise is at 07:17 on the 3rd and 07:15 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19054 s" }, { "step": "ruling", "text": "Vasantotsava, Qingyang, 2064: Tuesday 4 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": "2064-03-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-04", "confidence": "determinate" } ], "quote": "In Qingyang, Vasantotsava 2064 falls on Tuesday 4 March. Pratipadā runs from 16:20 on Mon 3 Mar to 12:33 on Tue 4 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-03-06", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13211, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-03-06T05:21:52+08:00", "utc": "2064-03-05T21:21:52Z", "ms": 2971977711523.3574 }, "end": { "local": "2064-03-07T02:17:41+08:00", "utc": "2064-03-06T18:17:41Z", "ms": 2972053060976.838 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-06T05:21:52+08:00", "utc": "2064-03-05T21:21:52Z", "ms": 2971977711523.3574 }, "end": { "local": "2064-03-07T02:17:41+08:00", "utc": "2064-03-06T18:17:41Z", "ms": 2972053060976.838 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-03-05", "window": { "start": { "local": "2064-03-05T21:23:11+08:00", "utc": "2064-03-05T13:23:11Z", "ms": 2971948991160.078 }, "end": { "local": "2064-03-05T21:23:11+08:00", "utc": "2064-03-05T13:23:11Z", "ms": 2971948991160.078 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-03-06", "window": { "start": { "local": "2064-03-06T22:37:30+08:00", "utc": "2064-03-06T14:37:30Z", "ms": 2972039850032.324 }, "end": { "local": "2064-03-06T22:37:30+08:00", "utc": "2064-03-06T14:37:30Z", "ms": 2972039850032.324 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:22 on Thu 6 Mar to 02:18 on Fri 7 Mar.", "fact": "2064-03-05T21:21:52Z → 2064-03-06T18:17:41Z" }, { "step": "kaala", "text": "Moonrise is at 21:23 on the 5th and 22:38 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13211 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Thursday 6 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": "2064-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-06", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Thursday 6 March. Caturthī runs from 05:22 on Thu 6 Mar to 02:18 on Fri 7 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-03-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25600, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-03-09T20:49:18+08:00", "utc": "2064-03-09T12:49:18Z", "ms": 2972292557626.039 }, "end": { "local": "2064-03-10T20:30:33+08:00", "utc": "2064-03-10T12:30:33Z", "ms": 2972377833234.5166 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-09T20:49:18+08:00", "utc": "2064-03-09T12:49:18Z", "ms": 2972292557626.039 }, "end": { "local": "2064-03-10T20:30:33+08:00", "utc": "2064-03-10T12:30:33Z", "ms": 2972377833234.5166 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-09", "window": { "start": { "local": "2064-03-09T12:36:09+08:00", "utc": "2064-03-09T04:36:09Z", "ms": 2972262968986.251 }, "end": { "local": "2064-03-09T13:24:09+08:00", "utc": "2064-03-09T05:24:09Z", "ms": 2972265848986.251 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-10", "window": { "start": { "local": "2064-03-10T12:35:54+08:00", "utc": "2064-03-10T04:35:54Z", "ms": 2972349353670.619 }, "end": { "local": "2064-03-10T13:23:54+08:00", "utc": "2064-03-10T05:23:54Z", "ms": 2972352233670.619 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 20:49 on Sun 9 Mar to 20:31 on Mon 10 Mar.", "fact": "2064-03-09T12:49:18Z → 2064-03-10T12:30:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:36–13:24 on the 9th, 12:36–13:24 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 25600 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Qingyang, 2064: Monday 10 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": "2064-03-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-10", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalāṣṭamī 2064 falls on Monday 10 March. Aṣṭamī runs from 20:49 on Sun 9 Mar to 20:31 on Mon 10 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-03-13", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25811, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-03-12T22:07:09+08:00", "utc": "2064-03-12T14:07:09Z", "ms": 2972556429348.6665 }, "end": { "local": "2064-03-13T23:51:15+08:00", "utc": "2064-03-13T15:51:15Z", "ms": 2972649074798.792 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-12T22:07:09+08:00", "utc": "2064-03-12T14:07:09Z", "ms": 2972556429348.6665 }, "end": { "local": "2064-03-13T23:51:15+08:00", "utc": "2064-03-13T15:51:15Z", "ms": 2972649074798.792 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-03-13", "window": { "start": { "local": "2064-03-13T07:02:50+08:00", "utc": "2064-03-12T23:02:50Z", "ms": 2972588570325.5796 }, "end": { "local": "2064-03-13T07:02:50+08:00", "utc": "2064-03-12T23:02:50Z", "ms": 2972588570325.5796 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-03-14", "window": { "start": { "local": "2064-03-14T07:01:26+08:00", "utc": "2064-03-13T23:01:26Z", "ms": 2972674885810.7427 }, "end": { "local": "2064-03-14T07:01:26+08:00", "utc": "2064-03-13T23:01:26Z", "ms": 2972674885810.7427 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:07 on Wed 12 Mar to 23:51 on Thu 13 Mar.", "fact": "2064-03-12T14:07:09Z → 2064-03-13T15:51:15Z" }, { "step": "kaala", "text": "Sunrise is at 07:03 on the 13th and 07:01 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 25811 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Qingyang, 2064: Thursday 13 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": "2064-03-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-13", "confidence": "determinate" } ], "quote": "In Qingyang, Pāpamocanī Ekādaśī 2064 falls on Thursday 13 March. Ekādaśī runs from 22:07 on Wed 12 Mar to 23:51 on Thu 13 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-03-13", "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/2064/pradosha-vrata?on=2064-03-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19739, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-03-15T02:01:43+08:00", "utc": "2064-03-14T18:01:43Z", "ms": 2972743302771.1606 }, "end": { "local": "2064-03-16T04:29:39+08:00", "utc": "2064-03-15T20:29:39Z", "ms": 2972838578804.128 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-15T02:01:43+08:00", "utc": "2064-03-14T18:01:43Z", "ms": 2972743302771.1606 }, "end": { "local": "2064-03-16T04:29:39+08:00", "utc": "2064-03-15T20:29:39Z", "ms": 2972838578804.128 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-03-14", "window": { "start": { "local": "2064-03-14T18:56:13+08:00", "utc": "2064-03-14T10:56:13Z", "ms": 2972717773319.882 }, "end": { "local": "2064-03-14T20:32:44+08:00", "utc": "2064-03-14T12:32:44Z", "ms": 2972723563681.036 } }, "covered_min": 0, "window_min": 97, "qualifies": false }, { "local_date": "2064-03-15", "window": { "start": { "local": "2064-03-15T18:57:05+08:00", "utc": "2064-03-15T10:57:05Z", "ms": 2972804224813.337 }, "end": { "local": "2064-03-15T20:33:17+08:00", "utc": "2064-03-15T12:33:17Z", "ms": 2972809996972.558 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:02 on Sat 15 Mar to 04:30 on Sun 16 Mar.", "fact": "2064-03-14T18:01:43Z → 2064-03-15T20:29:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:33 on the 14th, 18:57–20:33 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 97 minutes on the 14th and 96 of 96 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 19739 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Saturday 15 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-03-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-15", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Saturday 15 March. Trayodaśī runs from 02:02 on Sat 15 Mar to 04:30 on Sun 16 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-03-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-03-16", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11268, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-03-16T04:29:39+08:00", "utc": "2064-03-15T20:29:39Z", "ms": 2972838578804.128 }, "end": { "local": "2064-03-17T07:06:43+08:00", "utc": "2064-03-16T23:06:43Z", "ms": 2972934402925.2935 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-16T04:29:39+08:00", "utc": "2064-03-15T20:29:39Z", "ms": 2972838578804.128 }, "end": { "local": "2064-03-17T07:06:43+08:00", "utc": "2064-03-16T23:06:43Z", "ms": 2972934402925.2935 } }, "kaala": "nishita", "days": [ { "local_date": "2064-03-15", "window": { "start": { "local": "2064-03-16T00:33:50+08:00", "utc": "2064-03-15T16:33:50Z", "ms": 2972824430410.4165 }, "end": { "local": "2064-03-16T01:21:50+08:00", "utc": "2064-03-15T17:21:50Z", "ms": 2972827310410.4165 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-16", "window": { "start": { "local": "2064-03-17T00:33:33+08:00", "utc": "2064-03-16T16:33:33Z", "ms": 2972910813449.6826 }, "end": { "local": "2064-03-17T01:21:33+08:00", "utc": "2064-03-16T17:21:33Z", "ms": 2972913693449.6826 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:30 on Sun 16 Mar to 07:07 on Mon 17 Mar.", "fact": "2064-03-15T20:29:39Z → 2064-03-16T23:06:43Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:34–01:22 on the 15th, 00:34–01:22 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 48 of 48 on the 16th.", "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 11268 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Sunday 16 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": "2064-03-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-16", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Sunday 16 March. Caturdaśī runs from 04:30 on Sun 16 Mar to 07:07 on Mon 17 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-03-16", "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/2064/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 779, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-03-18T09:45:41+08:00", "utc": "2064-03-18T01:45:41Z", "ms": 2973030340873.509 }, "end": { "local": "2064-03-19T12:20:25+08:00", "utc": "2064-03-19T04:20:25Z", "ms": 2973126024935.075 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-18T09:45:41+08:00", "utc": "2064-03-18T01:45:41Z", "ms": 2973030340873.509 }, "end": { "local": "2064-03-19T12:20:25+08:00", "utc": "2064-03-19T04:20:25Z", "ms": 2973126024935.075 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-18", "window": { "start": { "local": "2064-03-18T12:33:42+08:00", "utc": "2064-03-18T04:33:42Z", "ms": 2973040421792.5146 }, "end": { "local": "2064-03-18T13:21:42+08:00", "utc": "2064-03-18T05:21:42Z", "ms": 2973043301792.5146 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-03-19", "window": { "start": { "local": "2064-03-19T12:33:24+08:00", "utc": "2064-03-19T04:33:24Z", "ms": 2973126804410.26 }, "end": { "local": "2064-03-19T13:21:24+08:00", "utc": "2064-03-19T05:21:24Z", "ms": 2973129684410.26 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 09:46 on Tue 18 Mar to 12:20 on Wed 19 Mar.", "fact": "2064-03-18T01:45:41Z → 2064-03-19T04:20:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 18th, 12:33–13:21 on the 19th.", "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 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 779 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Qingyang, 2064: Tuesday 18 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": "2064-03-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-19", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Caitra) (Chaitra Navratri) 2064 falls on Tuesday 18 March. Pratipadā runs from 09:46 on Tue 18 Mar to 12:20 on Wed 19 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5065, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-03-20T14:45:32+08:00", "utc": "2064-03-20T06:45:32Z", "ms": 2973221132122.2974 }, "end": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-20T14:45:32+08:00", "utc": "2064-03-20T06:45:32Z", "ms": 2973221132122.2974 }, "end": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-20", "window": { "start": { "local": "2064-03-20T12:33:07+08:00", "utc": "2064-03-20T04:33:07Z", "ms": 2973213186887.6333 }, "end": { "local": "2064-03-20T13:21:07+08:00", "utc": "2064-03-20T05:21:07Z", "ms": 2973216066887.6333 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-21", "window": { "start": { "local": "2064-03-21T12:32:49+08:00", "utc": "2064-03-21T04:32:49Z", "ms": 2973299569242.244 }, "end": { "local": "2064-03-21T13:20:49+08:00", "utc": "2064-03-21T05:20:49Z", "ms": 2973302449242.244 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:46 on Thu 20 Mar to 16:56 on Fri 21 Mar.", "fact": "2064-03-20T06:45:32Z → 2064-03-21T08:55:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 20th, 12:33–13:21 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "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 5065 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Qingyang, 2064: Friday 21 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": "2064-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-21", "confidence": "determinate" } ], "quote": "In Qingyang, Gaurī Tṛtīyā (Gangaur) 2064 falls on Friday 21 March. Tṛtīyā runs from 14:46 on Thu 20 Mar to 16:56 on Fri 21 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5065, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-03-20T14:45:32+08:00", "utc": "2064-03-20T06:45:32Z", "ms": 2973221132122.2974 }, "end": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-20T14:45:32+08:00", "utc": "2064-03-20T06:45:32Z", "ms": 2973221132122.2974 }, "end": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-20", "window": { "start": { "local": "2064-03-20T12:33:07+08:00", "utc": "2064-03-20T04:33:07Z", "ms": 2973213186887.6333 }, "end": { "local": "2064-03-20T13:21:07+08:00", "utc": "2064-03-20T05:21:07Z", "ms": 2973216066887.6333 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-21", "window": { "start": { "local": "2064-03-21T12:32:49+08:00", "utc": "2064-03-21T04:32:49Z", "ms": 2973299569242.244 }, "end": { "local": "2064-03-21T13:20:49+08:00", "utc": "2064-03-21T05:20:49Z", "ms": 2973302449242.244 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:46 on Thu 20 Mar to 16:56 on Fri 21 Mar.", "fact": "2064-03-20T06:45:32Z → 2064-03-21T08:55:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 20th, 12:33–13:21 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "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 5065 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Qingyang, 2064: Friday 21 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": "2064-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-21", "confidence": "determinate" } ], "quote": "In Qingyang, Saubhāgya Śayana Vrata 2064 falls on Friday 21 March. Tṛtīyā runs from 14:46 on Thu 20 Mar to 16:56 on Fri 21 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-03-22", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12904, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 }, "end": { "local": "2064-03-22T18:46:09+08:00", "utc": "2064-03-22T10:46:09Z", "ms": 2973408369238.522 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-21T16:55:53+08:00", "utc": "2064-03-21T08:55:53Z", "ms": 2973315353478.233 }, "end": { "local": "2064-03-22T18:46:09+08:00", "utc": "2064-03-22T10:46:09Z", "ms": 2973408369238.522 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-21", "window": { "start": { "local": "2064-03-21T12:32:49+08:00", "utc": "2064-03-21T04:32:49Z", "ms": 2973299569242.244 }, "end": { "local": "2064-03-21T13:20:49+08:00", "utc": "2064-03-21T05:20:49Z", "ms": 2973302449242.244 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-22", "window": { "start": { "local": "2064-03-22T12:32:31+08:00", "utc": "2064-03-22T04:32:31Z", "ms": 2973385951491.755 }, "end": { "local": "2064-03-22T13:20:31+08:00", "utc": "2064-03-22T05:20:31Z", "ms": 2973388831491.755 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:56 on Fri 21 Mar to 18:46 on Sat 22 Mar.", "fact": "2064-03-21T08:55:53Z → 2064-03-22T10:46:09Z" }, { "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": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12904 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Saturday 22 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": "2064-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-22", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Saturday 22 March. Caturthī runs from 16:56 on Fri 21 Mar to 18:46 on Sat 22 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19538, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-03-22T18:46:09+08:00", "utc": "2064-03-22T10:46:09Z", "ms": 2973408369238.522 }, "end": { "local": "2064-03-23T20:10:41+08:00", "utc": "2064-03-23T12:10:41Z", "ms": 2973499841477.1577 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-22T18:46:09+08:00", "utc": "2064-03-22T10:46:09Z", "ms": 2973408369238.522 }, "end": { "local": "2064-03-23T20:10:41+08:00", "utc": "2064-03-23T12:10:41Z", "ms": 2973499841477.1577 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-22", "window": { "start": { "local": "2064-03-22T12:32:31+08:00", "utc": "2064-03-22T04:32:31Z", "ms": 2973385951491.755 }, "end": { "local": "2064-03-22T13:20:31+08:00", "utc": "2064-03-22T05:20:31Z", "ms": 2973388831491.755 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-23", "window": { "start": { "local": "2064-03-23T12:32:14+08:00", "utc": "2064-03-23T04:32:14Z", "ms": 2973472333653.929 }, "end": { "local": "2064-03-23T13:20:14+08:00", "utc": "2064-03-23T05:20:14Z", "ms": 2973475213653.929 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:46 on Sat 22 Mar to 20:11 on Sun 23 Mar.", "fact": "2064-03-22T10:46:09Z → 2064-03-23T12:10:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 22nd, 12:32–13:20 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19538 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Qingyang, 2064: Sunday 23 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": "2064-03-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-23", "confidence": "determinate" } ], "quote": "In Qingyang, Lakṣmī Pañcamī 2064 falls on Sunday 23 March. Pañcamī runs from 18:46 on Sat 22 Mar to 20:11 on Sun 23 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27440, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-03-25T21:20:26+08:00", "utc": "2064-03-25T13:20:26Z", "ms": 2973676825771.745 }, "end": { "local": "2064-03-26T20:56:40+08:00", "utc": "2064-03-26T12:56:40Z", "ms": 2973761800082.6245 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-25T21:20:26+08:00", "utc": "2064-03-25T13:20:26Z", "ms": 2973676825771.745 }, "end": { "local": "2064-03-26T20:56:40+08:00", "utc": "2064-03-26T12:56:40Z", "ms": 2973761800082.6245 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-25", "window": { "start": { "local": "2064-03-25T12:31:38+08:00", "utc": "2064-03-25T04:31:38Z", "ms": 2973645097788.1895 }, "end": { "local": "2064-03-25T13:19:38+08:00", "utc": "2064-03-25T05:19:38Z", "ms": 2973647977788.1895 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-26", "window": { "start": { "local": "2064-03-26T12:31:20+08:00", "utc": "2064-03-26T04:31:20Z", "ms": 2973731479796.916 }, "end": { "local": "2064-03-26T13:19:20+08:00", "utc": "2064-03-26T05:19:20Z", "ms": 2973734359796.916 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:20 on Tue 25 Mar to 20:57 on Wed 26 Mar.", "fact": "2064-03-25T13:20:26Z → 2064-03-26T12:56:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 25th, 12:31–13:19 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27440 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Qingyang, 2064: Wednesday 26 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": "2064-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-26", "confidence": "determinate" } ], "quote": "In Qingyang, Bhavānī Utpatti 2064 falls on Wednesday 26 March. Aṣṭamī runs from 21:20 on Tue 25 Mar to 20:57 on Wed 26 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23500, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2064-03-26T20:56:40+08:00", "utc": "2064-03-26T12:56:40Z", "ms": 2973761800082.6245 }, "end": { "local": "2064-03-27T19:50:41+08:00", "utc": "2064-03-27T11:50:41Z", "ms": 2973844241440.6904 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-26T20:56:40+08:00", "utc": "2064-03-26T12:56:40Z", "ms": 2973761800082.6245 }, "end": { "local": "2064-03-27T19:50:41+08:00", "utc": "2064-03-27T11:50:41Z", "ms": 2973844241440.6904 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-26", "window": { "start": { "local": "2064-03-26T12:31:20+08:00", "utc": "2064-03-26T04:31:20Z", "ms": 2973731479796.916 }, "end": { "local": "2064-03-26T13:19:20+08:00", "utc": "2064-03-26T05:19:20Z", "ms": 2973734359796.916 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-03-27", "window": { "start": { "local": "2064-03-27T12:31:02+08:00", "utc": "2064-03-27T04:31:02Z", "ms": 2973817861791.8267 }, "end": { "local": "2064-03-27T13:19:02+08:00", "utc": "2064-03-27T05:19:02Z", "ms": 2973820741791.8267 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:57 on Wed 26 Mar to 19:51 on Thu 27 Mar.", "fact": "2064-03-26T12:56:40Z → 2064-03-27T11:50:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 26th, 12:31–13:19 on the 27th.", "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 26th and 48 of 48 on the 27th.", "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 23500 s" }, { "step": "ruling", "text": "Rāma Navamī, Qingyang, 2064: Thursday 27 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": "2064-03-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-27", "confidence": "determinate" } ], "quote": "In Qingyang, Rāma Navamī 2064 falls on Thursday 27 March. Navamī runs from 20:57 on Wed 26 Mar to 19:51 on Thu 27 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-03-29", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32208, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-03-28T18:03:03+08:00", "utc": "2064-03-28T10:03:03Z", "ms": 2973924183319.5728 }, "end": { "local": "2064-03-29T15:36:50+08:00", "utc": "2064-03-29T07:36:50Z", "ms": 2974001809797.8306 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-28T18:03:03+08:00", "utc": "2064-03-28T10:03:03Z", "ms": 2973924183319.5728 }, "end": { "local": "2064-03-29T15:36:50+08:00", "utc": "2064-03-29T07:36:50Z", "ms": 2974001809797.8306 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-03-28", "window": { "start": { "local": "2064-03-28T06:41:27+08:00", "utc": "2064-03-27T22:41:27Z", "ms": 2973883287287.612 }, "end": { "local": "2064-03-28T06:41:27+08:00", "utc": "2064-03-27T22:41:27Z", "ms": 2973883287287.612 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-03-29", "window": { "start": { "local": "2064-03-29T06:40:02+08:00", "utc": "2064-03-28T22:40:02Z", "ms": 2973969601705.92 }, "end": { "local": "2064-03-29T06:40:02+08:00", "utc": "2064-03-28T22:40:02Z", "ms": 2973969601705.92 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:03 on Fri 28 Mar to 15:37 on Sat 29 Mar.", "fact": "2064-03-28T10:03:03Z → 2064-03-29T07:36:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:41 on the 28th and 06:40 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 32208 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Qingyang, 2064: Saturday 29 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-29", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmadā Ekādaśī 2064 falls on Saturday 29 March. Ekādaśī runs from 18:03 on Fri 28 Mar to 15:37 on Sat 29 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-03-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 437, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-03-30T12:37:25+08:00", "utc": "2064-03-30T04:37:25Z", "ms": 2974077444515.7715 }, "end": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-30T12:37:25+08:00", "utc": "2064-03-30T04:37:25Z", "ms": 2974077444515.7715 }, "end": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-30", "window": { "start": { "local": "2064-03-30T12:30:08+08:00", "utc": "2064-03-30T04:30:08Z", "ms": 2974077007894.421 }, "end": { "local": "2064-03-30T13:18:08+08:00", "utc": "2064-03-30T05:18:08Z", "ms": 2974079887894.421 } }, "covered_min": 41, "window_min": 48, "qualifies": true }, { "local_date": "2064-03-31", "window": { "start": { "local": "2064-03-31T12:29:50+08:00", "utc": "2064-03-31T04:29:50Z", "ms": 2974163390039.718 }, "end": { "local": "2064-03-31T13:17:50+08:00", "utc": "2064-03-31T05:17:50Z", "ms": 2974166270039.718 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:37 on Sun 30 Mar to 09:12 on Mon 31 Mar.", "fact": "2064-03-30T04:37:25Z → 2064-03-31T01:12:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 30th, 12:30–13:18 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 41 of 48 minutes on the 30th and 0 of 48 on the 31st.", "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 437 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Qingyang, 2064: Sunday 30 March.", "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": "2064-03-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-30", "confidence": "determinate" } ], "quote": "In Qingyang, Anaṅga Trayodaśī 2064 falls on Sunday 30 March. Trayodaśī runs from 12:37 on Sun 30 Mar to 09:12 on Mon 31 Mar and covers 41 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-03-30", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23535, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-03-30T12:37:25+08:00", "utc": "2064-03-30T04:37:25Z", "ms": 2974077444515.7715 }, "end": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-30T12:37:25+08:00", "utc": "2064-03-30T04:37:25Z", "ms": 2974077444515.7715 }, "end": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-03-30", "window": { "start": { "local": "2064-03-30T19:09:40+08:00", "utc": "2064-03-30T11:09:40Z", "ms": 2974100979507.094 }, "end": { "local": "2064-03-30T20:41:20+08:00", "utc": "2064-03-30T12:41:20Z", "ms": 2974106479712.2383 } }, "covered_min": 92, "window_min": 92, "qualifies": true }, { "local_date": "2064-03-31", "window": { "start": { "local": "2064-03-31T19:10:29+08:00", "utc": "2064-03-31T11:10:29Z", "ms": 2974187429033.761 }, "end": { "local": "2064-03-31T20:41:51+08:00", "utc": "2064-03-31T12:41:51Z", "ms": 2974192911299.747 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:37 on Sun 30 Mar to 09:12 on Mon 31 Mar.", "fact": "2064-03-30T04:37:25Z → 2064-03-31T01:12:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:10–20:41 on the 30th, 19:10–20:42 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 92 of 92 minutes on the 30th and 0 of 91 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 23535 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Sunday 30 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": "2064-03-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-30", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Sunday 30 March. Trayodaśī runs from 12:37 on Sun 30 Mar to 09:12 on Mon 31 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-03-30", "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/2064/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11861, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 }, "end": { "local": "2064-04-01T05:29:57+08:00", "utc": "2064-03-31T21:29:57Z", "ms": 2974224596900.4517 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-03-31T09:12:09+08:00", "utc": "2064-03-31T01:12:09Z", "ms": 2974151528995.7363 }, "end": { "local": "2064-04-01T05:29:57+08:00", "utc": "2064-03-31T21:29:57Z", "ms": 2974224596900.4517 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-03-31", "window": { "start": { "local": "2064-03-31T12:29:50+08:00", "utc": "2064-03-31T04:29:50Z", "ms": 2974163390039.718 }, "end": { "local": "2064-03-31T13:17:50+08:00", "utc": "2064-03-31T05:17:50Z", "ms": 2974166270039.718 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-01", "window": { "start": { "local": "2064-04-01T12:29:32+08:00", "utc": "2064-04-01T04:29:32Z", "ms": 2974249772278.916 }, "end": { "local": "2064-04-01T13:17:32+08:00", "utc": "2064-04-01T05:17:32Z", "ms": 2974252652278.916 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 09:12 on Mon 31 Mar to 05:30 on Tue 1 Apr.", "fact": "2064-03-31T01:12:09Z → 2064-03-31T21:29:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 31st, 12:30–13:18 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 31st 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: paraviddha → only-day · margin 11861 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Qingyang, 2064: Monday 31 March.", "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": "2064-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-03-31", "confidence": "determinate" } ], "quote": "In Qingyang, Viṣṇudamanaka Caturdaśī 2064 falls on Monday 31 March. Caturdaśī runs from 09:12 on Mon 31 Mar to 05:30 on Tue 1 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25175, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-04-01T05:29:57+08:00", "utc": "2064-03-31T21:29:57Z", "ms": 2974224596900.4517 }, "end": { "local": "2064-04-02T01:40:48+08:00", "utc": "2064-04-01T17:40:48Z", "ms": 2974297248458.4307 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2064-04-01T05:29:57+08:00", "utc": "2064-03-31T21:29:57Z", "ms": 2974224596900.4517 }, "end": { "local": "2064-04-02T01:40:48+08:00", "utc": "2064-04-01T17:40:48Z", "ms": 2974297248458.4307 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-01", "window": { "start": { "local": "2064-04-01T12:29:32+08:00", "utc": "2064-04-01T04:29:32Z", "ms": 2974249772278.916 }, "end": { "local": "2064-04-01T13:17:32+08:00", "utc": "2064-04-01T05:17:32Z", "ms": 2974252652278.916 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-02", "window": { "start": { "local": "2064-04-02T12:29:15+08:00", "utc": "2064-04-02T04:29:15Z", "ms": 2974336154635.9277 }, "end": { "local": "2064-04-02T13:17:15+08:00", "utc": "2064-04-02T05:17:15Z", "ms": 2974339034635.9277 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:30 on Tue 1 Apr to 01:41 on Wed 2 Apr.", "fact": "2064-03-31T21:29:57Z → 2064-04-01T17:40:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 1st, 12:29–13:17 on the 2nd.", "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 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 25175 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Qingyang, 2064: Tuesday 1 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": "2064-04-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-01", "confidence": "determinate" } ], "quote": "In Qingyang, Caitrī Pūrṇimā 2064 falls on Tuesday 1 April. Pūrṇimā runs from 05:30 on Tue 1 Apr to 01:41 on Wed 2 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-04-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26476, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-04-04T15:19:50+08:00", "utc": "2064-04-04T07:19:50Z", "ms": 2974519190404.4595 }, "end": { "local": "2064-04-05T12:50:29+08:00", "utc": "2064-04-05T04:50:29Z", "ms": 2974596629286.2173 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-04T15:19:50+08:00", "utc": "2064-04-04T07:19:50Z", "ms": 2974519190404.4595 }, "end": { "local": "2064-04-05T12:50:29+08:00", "utc": "2064-04-05T04:50:29Z", "ms": 2974596629286.2173 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-04-04", "window": { "start": { "local": "2064-04-04T22:41:06+08:00", "utc": "2064-04-04T14:41:06Z", "ms": 2974545666367.769 }, "end": { "local": "2064-04-04T22:41:06+08:00", "utc": "2064-04-04T14:41:06Z", "ms": 2974545666367.769 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-04-05", "window": { "start": { "local": "2064-04-05T23:51:53+08:00", "utc": "2064-04-05T15:51:53Z", "ms": 2974636312792.5713 }, "end": { "local": "2064-04-05T23:51:53+08:00", "utc": "2064-04-05T15:51:53Z", "ms": 2974636312792.5713 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:20 on Fri 4 Apr to 12:50 on Sat 5 Apr.", "fact": "2064-04-04T07:19:50Z → 2064-04-05T04:50:29Z" }, { "step": "kaala", "text": "Moonrise is at 22:41 on the 4th and 23:52 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 4th and is not 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 26476 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Friday 4 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": "2064-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-04", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Friday 4 April. Caturthī runs from 15:20 on Fri 4 Apr to 12:50 on Sat 5 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-04-04", "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/2064/ekadashi?on=2064-04-12", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29615, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-04-11T14:35:30+08:00", "utc": "2064-04-11T06:35:30Z", "ms": 2975121329692.6475 }, "end": { "local": "2064-04-12T17:04:51+08:00", "utc": "2064-04-12T09:04:51Z", "ms": 2975216691385.6143 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-11T14:35:30+08:00", "utc": "2064-04-11T06:35:30Z", "ms": 2975121329692.6475 }, "end": { "local": "2064-04-12T17:04:51+08:00", "utc": "2064-04-12T09:04:51Z", "ms": 2975216691385.6143 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-04-11", "window": { "start": { "local": "2064-04-11T06:21:55+08:00", "utc": "2064-04-10T22:21:55Z", "ms": 2975091714816.9443 }, "end": { "local": "2064-04-11T06:21:55+08:00", "utc": "2064-04-10T22:21:55Z", "ms": 2975091714816.9443 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-04-12", "window": { "start": { "local": "2064-04-12T06:20:34+08:00", "utc": "2064-04-11T22:20:34Z", "ms": 2975178034267.8755 }, "end": { "local": "2064-04-12T06:20:34+08:00", "utc": "2064-04-11T22:20:34Z", "ms": 2975178034267.8755 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:35 on Fri 11 Apr to 17:05 on Sat 12 Apr.", "fact": "2064-04-11T06:35:30Z → 2064-04-12T09:04:51Z" }, { "step": "kaala", "text": "Sunrise is at 06:22 on the 11th and 06:21 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29615 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Qingyang, 2064: Saturday 12 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-12", "confidence": "determinate" } ], "quote": "In Qingyang, Varūthinī Ekādaśī 2064 falls on Saturday 12 April. Ekādaśī runs from 14:35 on Fri 11 Apr to 17:05 on Sat 12 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-04-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2032, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "2064-04-14T05:44:02+08:00", "utc": "2064-04-13T21:44:02Z", "ms": 2975348642475.921 }, "end": { "local": "2064-05-15T02:32:50+08:00", "utc": "2064-05-14T18:32:50Z", "ms": 2978015569512.0376 } }, "span": { "of": "transit", "start": { "local": "2064-04-14T05:44:02+08:00", "utc": "2064-04-13T21:44:02Z", "ms": 2975348642475.921 }, "end": { "local": "2064-04-14T05:44:02+08:00", "utc": "2064-04-13T21:44:02Z", "ms": 2975348642475.921 } }, "kaala": "day", "days": [ { "local_date": "2064-04-13", "window": { "start": { "local": "2064-04-13T06:19:14+08:00", "utc": "2064-04-12T22:19:14Z", "ms": 2975264354303.8086 }, "end": { "local": "2064-04-14T06:17:55+08:00", "utc": "2064-04-13T22:17:55Z", "ms": 2975350674952.692 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "2064-04-14", "window": { "start": { "local": "2064-04-14T06:17:55+08:00", "utc": "2064-04-13T22:17:55Z", "ms": 2975350674952.692 }, "end": { "local": "2064-04-15T06:16:36+08:00", "utc": "2064-04-14T22:16:36Z", "ms": 2975436996242.1167 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 05:44 on Mon 14 Apr.", "fact": "2064-04-13T21:44:02Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:19 on the 13th, and from 06:18 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 2032 s" }, { "step": "ruling", "text": "Vaiśākhī, Qingyang, 2064: Sunday 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": "2064-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2064-04-14", "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": "2064-04-14", "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 2064 falls on Sunday 13 April. The Sun enters Meṣa at 05:44 on Mon 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/2064/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/2064/pradosha-vrata?on=2064-04-14", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-14", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1363, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-04-13T19:43:57+08:00", "utc": "2064-04-13T11:43:57Z", "ms": 2975312637156.4595 }, "end": { "local": "2064-04-14T22:21:45+08:00", "utc": "2064-04-14T14:21:45Z", "ms": 2975408505352.6045 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-13T19:43:57+08:00", "utc": "2064-04-13T11:43:57Z", "ms": 2975312637156.4595 }, "end": { "local": "2064-04-14T22:21:45+08:00", "utc": "2064-04-14T14:21:45Z", "ms": 2975408505352.6045 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-04-13", "window": { "start": { "local": "2064-04-13T19:21:15+08:00", "utc": "2064-04-13T11:21:15Z", "ms": 2975311274638.625 }, "end": { "local": "2064-04-13T20:48:48+08:00", "utc": "2064-04-13T12:48:48Z", "ms": 2975316528013.834 } }, "covered_min": 65, "window_min": 88, "qualifies": true }, { "local_date": "2064-04-14", "window": { "start": { "local": "2064-04-14T19:22:05+08:00", "utc": "2064-04-14T11:22:05Z", "ms": 2975397724693.478 }, "end": { "local": "2064-04-14T20:49:21+08:00", "utc": "2064-04-14T12:49:21Z", "ms": 2975402960899.9634 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:44 on Sun 13 Apr to 22:22 on Mon 14 Apr.", "fact": "2064-04-13T11:43:57Z → 2064-04-14T14:21:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:21–20:49 on the 13th, 19:22–20:49 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 65 of 88 minutes on the 13th and 87 of 87 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1363 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Monday 14 April.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-04-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-14", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Monday 14 April. Trayodaśī runs from 19:44 on Sun 13 Apr to 22:22 on Mon 14 Apr and covers all of pradoṣa that evening. It also reaches the previous evening for 65 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-04-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-04-14", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-14", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1400, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-04-14T22:21:45+08:00", "utc": "2064-04-14T14:21:45Z", "ms": 2975408505352.6045 }, "end": { "local": "2064-04-16T00:49:46+08:00", "utc": "2064-04-15T16:49:46Z", "ms": 2975503786484.237 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-14T22:21:45+08:00", "utc": "2064-04-14T14:21:45Z", "ms": 2975408505352.6045 }, "end": { "local": "2064-04-16T00:49:46+08:00", "utc": "2064-04-15T16:49:46Z", "ms": 2975503786484.237 } }, "kaala": "nishita", "days": [ { "local_date": "2064-04-14", "window": { "start": { "local": "2064-04-15T00:25:20+08:00", "utc": "2064-04-14T16:25:20Z", "ms": 2975415920467.7974 }, "end": { "local": "2064-04-15T01:13:20+08:00", "utc": "2064-04-14T17:13:20Z", "ms": 2975418800467.7974 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-15", "window": { "start": { "local": "2064-04-16T00:25:07+08:00", "utc": "2064-04-15T16:25:07Z", "ms": 2975502306506.4893 }, "end": { "local": "2064-04-16T01:13:07+08:00", "utc": "2064-04-15T17:13:07Z", "ms": 2975505186506.4893 } }, "covered_min": 25, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:22 on Mon 14 Apr to 00:50 on Wed 16 Apr.", "fact": "2064-04-14T14:21:45Z → 2064-04-15T16:49:46Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:25–01:13 on the 14th, 00:25–01:13 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 48 of 48 minutes on the 14th and 25 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1400 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Monday 14 April.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-04-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-14", "confidence": "boundary" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Monday 14 April. Caturdaśī runs from 22:22 on Mon 14 Apr to 00:50 on Wed 16 Apr and covers all of niśītha that night. It also reaches the next night for 25 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-04-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34593, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-04-19T06:28:07+08:00", "utc": "2064-04-18T22:28:07Z", "ms": 2975783286744.9365 }, "end": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-19T06:28:07+08:00", "utc": "2064-04-18T22:28:07Z", "ms": 2975783286744.9365 }, "end": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-04-18", "window": { "start": { "local": "2064-04-18T19:25:26+08:00", "utc": "2064-04-18T11:25:26Z", "ms": 2975743525534.929 }, "end": { "local": "2064-04-18T20:51:34+08:00", "utc": "2064-04-18T12:51:34Z", "ms": 2975748693909.729 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "2064-04-19", "window": { "start": { "local": "2064-04-19T19:26:16+08:00", "utc": "2064-04-19T11:26:16Z", "ms": 2975829975880.2314 }, "end": { "local": "2064-04-19T20:52:08+08:00", "utc": "2064-04-19T12:52:08Z", "ms": 2975835127528.388 } }, "covered_min": 86, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:28 on Sat 19 Apr to 07:38 on Sun 20 Apr.", "fact": "2064-04-18T22:28:07Z → 2064-04-19T23:37:53Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:25–20:52 on the 18th, 19:26–20:52 on the 19th.", "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 18th and 86 of 86 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34593 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Qingyang, 2064: Saturday 19 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": "2064-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-19", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Jayantī 2064 falls on Saturday 19 April. Tṛtīyā runs from 06:28 on Sat 19 Apr to 07:38 on Sun 20 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 998, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-04-19T06:28:07+08:00", "utc": "2064-04-18T22:28:07Z", "ms": 2975783286744.9365 }, "end": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-19T06:28:07+08:00", "utc": "2064-04-18T22:28:07Z", "ms": 2975783286744.9365 }, "end": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 } }, "kaala": "purvahna", "days": [ { "local_date": "2064-04-19", "window": { "start": { "local": "2064-04-19T06:11:28+08:00", "utc": "2064-04-18T22:11:28Z", "ms": 2975782288345.927 }, "end": { "local": "2064-04-19T10:36:24+08:00", "utc": "2064-04-19T02:36:24Z", "ms": 2975798184190.695 } }, "covered_min": 248, "window_min": 265, "qualifies": true }, { "local_date": "2064-04-20", "window": { "start": { "local": "2064-04-20T06:10:13+08:00", "utc": "2064-04-19T22:10:13Z", "ms": 2975868613241.408 }, "end": { "local": "2064-04-20T10:35:51+08:00", "utc": "2064-04-20T02:35:51Z", "ms": 2975884550916.909 } }, "covered_min": 88, "window_min": 266, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:28 on Sat 19 Apr to 07:38 on Sun 20 Apr.", "fact": "2064-04-18T22:28:07Z → 2064-04-19T23:37:53Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:11–10:36 on the 19th, 06:10–10:36 on the 20th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 248 of 265 minutes on the 19th and 88 of 266 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both forenoons qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 998 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Qingyang, 2064: Sunday 20 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": "2064-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-20", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Tṛtīyā 2064 falls on Sunday 20 April. Tṛtīyā runs from 06:28 on Sat 19 Apr to 07:38 on Sun 20 Apr and covers 88 of 266 minutes of pūrvāhṇa that forenoon. It also reaches the previous forenoon for 248 minutes; by the rule the second forenoon is taken.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-04-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14467, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 }, "end": { "local": "2064-04-21T08:23:21+08:00", "utc": "2064-04-21T00:23:21Z", "ms": 2975963001232.691 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-20T07:37:53+08:00", "utc": "2064-04-19T23:37:53Z", "ms": 2975873872911.2324 }, "end": { "local": "2064-04-21T08:23:21+08:00", "utc": "2064-04-21T00:23:21Z", "ms": 2975963001232.691 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-20", "window": { "start": { "local": "2064-04-20T12:24:40+08:00", "utc": "2064-04-20T04:24:40Z", "ms": 2975891079754.66 }, "end": { "local": "2064-04-20T13:12:40+08:00", "utc": "2064-04-20T05:12:40Z", "ms": 2975893959754.66 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-21", "window": { "start": { "local": "2064-04-21T12:24:28+08:00", "utc": "2064-04-21T04:24:28Z", "ms": 2975977467814.0615 }, "end": { "local": "2064-04-21T13:12:28+08:00", "utc": "2064-04-21T05:12:28Z", "ms": 2975980347814.0615 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:38 on Sun 20 Apr to 08:23 on Mon 21 Apr.", "fact": "2064-04-19T23:37:53Z → 2064-04-21T00:23:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 20th, 12:24–13:12 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 14467 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Sunday 20 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": "2064-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-20", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Sunday 20 April. Caturthī runs from 07:38 on Sun 20 Apr to 08:23 on Mon 21 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-04-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13314, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-04-21T08:23:21+08:00", "utc": "2064-04-21T00:23:21Z", "ms": 2975963001232.691 }, "end": { "local": "2064-04-22T08:42:22+08:00", "utc": "2064-04-22T00:42:22Z", "ms": 2976050542352.9785 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-21T08:23:21+08:00", "utc": "2064-04-21T00:23:21Z", "ms": 2975963001232.691 }, "end": { "local": "2064-04-22T08:42:22+08:00", "utc": "2064-04-22T00:42:22Z", "ms": 2976050542352.9785 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-21", "window": { "start": { "local": "2064-04-21T12:24:28+08:00", "utc": "2064-04-21T04:24:28Z", "ms": 2975977467814.0615 }, "end": { "local": "2064-04-21T13:12:28+08:00", "utc": "2064-04-21T05:12:28Z", "ms": 2975980347814.0615 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-22", "window": { "start": { "local": "2064-04-22T12:24:16+08:00", "utc": "2064-04-22T04:24:16Z", "ms": 2976063856300.52 }, "end": { "local": "2064-04-22T13:12:16+08:00", "utc": "2064-04-22T05:12:16Z", "ms": 2976066736300.52 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 08:23 on Mon 21 Apr to 08:42 on Tue 22 Apr.", "fact": "2064-04-21T00:23:21Z → 2064-04-22T00:42:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 21st, 12:24–13:12 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: unstated → only-day · margin 13314 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Qingyang, 2064: Monday 21 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": "2064-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-21", "confidence": "determinate" } ], "quote": "In Qingyang, Śaṅkara Jayantī 2064 falls on Monday 21 April. Pañcamī runs from 08:23 on Mon 21 Apr to 08:42 on Tue 22 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13901, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-04-23T08:32:24+08:00", "utc": "2064-04-23T00:32:24Z", "ms": 2976136344052.5645 }, "end": { "local": "2064-04-24T07:50:59+08:00", "utc": "2064-04-23T23:50:59Z", "ms": 2976220258651.732 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-23T08:32:24+08:00", "utc": "2064-04-23T00:32:24Z", "ms": 2976136344052.5645 }, "end": { "local": "2064-04-24T07:50:59+08:00", "utc": "2064-04-23T23:50:59Z", "ms": 2976220258651.732 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-23", "window": { "start": { "local": "2064-04-23T12:24:05+08:00", "utc": "2064-04-23T04:24:05Z", "ms": 2976150245223.1387 }, "end": { "local": "2064-04-23T13:12:05+08:00", "utc": "2064-04-23T05:12:05Z", "ms": 2976153125223.1387 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-04-24", "window": { "start": { "local": "2064-04-24T12:23:55+08:00", "utc": "2064-04-24T04:23:55Z", "ms": 2976236634591.053 }, "end": { "local": "2064-04-24T13:11:55+08:00", "utc": "2064-04-24T05:11:55Z", "ms": 2976239514591.053 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 08:32 on Wed 23 Apr to 07:51 on Thu 24 Apr.", "fact": "2064-04-23T00:32:24Z → 2064-04-23T23:50:59Z" }, { "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": "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 13901 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Qingyang, 2064: Wednesday 23 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": "2064-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-23", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṅgotpatti (Ganga Saptami) 2064 falls on Wednesday 23 April. Saptamī runs from 08:32 on Wed 23 Apr to 07:51 on Thu 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-04-27", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12806, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-04-27T02:28:25+08:00", "utc": "2064-04-26T18:28:25Z", "ms": 2976460105033.1704 }, "end": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-27T02:28:25+08:00", "utc": "2064-04-26T18:28:25Z", "ms": 2976460105033.1704 }, "end": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-04-27", "window": { "start": { "local": "2064-04-27T06:01:51+08:00", "utc": "2064-04-26T22:01:51Z", "ms": 2976472911424.2803 }, "end": { "local": "2064-04-27T06:01:51+08:00", "utc": "2064-04-26T22:01:51Z", "ms": 2976472911424.2803 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-04-28", "window": { "start": { "local": "2064-04-28T06:00:43+08:00", "utc": "2064-04-27T22:00:43Z", "ms": 2976559243481.672 }, "end": { "local": "2064-04-28T06:00:43+08:00", "utc": "2064-04-27T22:00:43Z", "ms": 2976559243481.672 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:28 on Sun 27 Apr to 23:40 on Sun 27 Apr.", "fact": "2064-04-26T18:28:25Z → 2064-04-27T15:40:24Z" }, { "step": "kaala", "text": "Sunrise is at 06:02 on the 27th and 06:01 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 12806 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Qingyang, 2064: Sunday 27 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": "2064-04-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-27", "confidence": "determinate" } ], "quote": "In Qingyang, Mohinī Ekādaśī 2064 falls on Sunday 27 April. Ekādaśī runs from 02:28 on Sun 27 Apr to 23:40 on Sun 27 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-04-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26330, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 }, "end": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 }, "end": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-27", "window": { "start": { "local": "2064-04-27T12:23:25+08:00", "utc": "2064-04-27T04:23:25Z", "ms": 2976495805462.8145 }, "end": { "local": "2064-04-27T13:11:25+08:00", "utc": "2064-04-27T05:11:25Z", "ms": 2976498685462.8145 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-04-28", "window": { "start": { "local": "2064-04-28T12:23:17+08:00", "utc": "2064-04-28T04:23:17Z", "ms": 2976582196711.127 }, "end": { "local": "2064-04-28T13:11:17+08:00", "utc": "2064-04-28T05:11:17Z", "ms": 2976585076711.127 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:40 on Sun 27 Apr to 20:30 on Mon 28 Apr.", "fact": "2064-04-27T15:40:24Z → 2064-04-28T12:30:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 27th, 12:23–13:11 on the 28th.", "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 27th and 48 of 48 on the 28th.", "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 26330 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Qingyang, 2064: Monday 28 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": "2064-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-28", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Dvādaśī 2064 falls on Monday 28 April. Dvādaśī runs from 23:40 on Sun 27 Apr to 20:30 on Mon 28 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26330, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 }, "end": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-27T23:40:24+08:00", "utc": "2064-04-27T15:40:24Z", "ms": 2976536424189.2285 }, "end": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-27", "window": { "start": { "local": "2064-04-27T12:23:25+08:00", "utc": "2064-04-27T04:23:25Z", "ms": 2976495805462.8145 }, "end": { "local": "2064-04-27T13:11:25+08:00", "utc": "2064-04-27T05:11:25Z", "ms": 2976498685462.8145 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-04-28", "window": { "start": { "local": "2064-04-28T12:23:17+08:00", "utc": "2064-04-28T04:23:17Z", "ms": 2976582196711.127 }, "end": { "local": "2064-04-28T13:11:17+08:00", "utc": "2064-04-28T05:11:17Z", "ms": 2976585076711.127 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 23:40 on Sun 27 Apr to 20:30 on Mon 28 Apr.", "fact": "2064-04-27T15:40:24Z → 2064-04-28T12:30:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 27th, 12:23–13:11 on the 28th.", "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 27th and 48 of 48 on the 28th.", "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 26330 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Qingyang, 2064: Monday 28 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": "2064-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-28", "confidence": "determinate" } ], "quote": "In Qingyang, Rukmiṇī Dvādaśī 2064 falls on Monday 28 April. Dvādaśī runs from 23:40 on Sun 27 Apr to 20:30 on Mon 28 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-04-28", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1630, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 }, "end": { "local": "2064-04-29T17:05:10+08:00", "utc": "2064-04-29T09:05:10Z", "ms": 2976685509969.608 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-28T20:30:06+08:00", "utc": "2064-04-28T12:30:06Z", "ms": 2976611406380.3276 }, "end": { "local": "2064-04-29T17:05:10+08:00", "utc": "2064-04-29T09:05:10Z", "ms": 2976685509969.608 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-04-28", "window": { "start": { "local": "2064-04-28T19:33:50+08:00", "utc": "2064-04-28T11:33:50Z", "ms": 2976608029940.5825 }, "end": { "local": "2064-04-28T20:57:16+08:00", "utc": "2064-04-28T12:57:16Z", "ms": 2976613036156.658 } }, "covered_min": 27, "window_min": 83, "qualifies": true }, { "local_date": "2064-04-29", "window": { "start": { "local": "2064-04-29T19:34:40+08:00", "utc": "2064-04-29T11:34:40Z", "ms": 2976694480353.96 }, "end": { "local": "2064-04-29T20:57:51+08:00", "utc": "2064-04-29T12:57:51Z", "ms": 2976699471065.7446 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:30 on Mon 28 Apr to 17:05 on Tue 29 Apr.", "fact": "2064-04-28T12:30:06Z → 2064-04-29T09:05:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:34–20:57 on the 28th, 19:35–20:58 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 27 of 83 minutes on the 28th and 0 of 83 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1630 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Monday 28 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": "2064-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-28", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Monday 28 April. Trayodaśī runs from 20:30 on Mon 28 Apr to 17:05 on Tue 29 Apr and covers 27 of 83 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-04-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-04-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8970, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-04-29T17:05:10+08:00", "utc": "2064-04-29T09:05:10Z", "ms": 2976685509969.608 }, "end": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-29T17:05:10+08:00", "utc": "2064-04-29T09:05:10Z", "ms": 2976685509969.608 }, "end": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-04-29", "window": { "start": { "local": "2064-04-29T19:34:40+08:00", "utc": "2064-04-29T11:34:40Z", "ms": 2976694480353.96 }, "end": { "local": "2064-04-29T20:57:51+08:00", "utc": "2064-04-29T12:57:51Z", "ms": 2976699471065.7446 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "2064-04-30", "window": { "start": { "local": "2064-04-30T19:35:31+08:00", "utc": "2064-04-30T11:35:31Z", "ms": 2976780930736.362 }, "end": { "local": "2064-04-30T20:58:26+08:00", "utc": "2064-04-30T12:58:26Z", "ms": 2976785906092.209 } }, "covered_min": 0, "window_min": 83, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:05 on Tue 29 Apr to 13:35 on Wed 30 Apr.", "fact": "2064-04-29T09:05:10Z → 2064-04-30T05:34:40Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:35–20:58 on the 29th, 19:36–20:58 on the 30th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 83 of 83 minutes on the 29th and 0 of 83 on the 30th.", "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 8970 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Qingyang, 2064: Tuesday 29 April.", "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": "2064-04-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-29", "confidence": "determinate" } ], "quote": "In Qingyang, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 2064 falls on Tuesday 29 April. Caturdaśī runs from 17:05 on Tue 29 Apr to 13:35 on Wed 30 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1419, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 }, "end": { "local": "2064-05-01T10:08:43+08:00", "utc": "2064-05-01T02:08:43Z", "ms": 2976833323297.203 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 }, "end": { "local": "2064-05-01T10:08:43+08:00", "utc": "2064-05-01T02:08:43Z", "ms": 2976833323297.203 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-30", "window": { "start": { "local": "2064-04-30T12:23:01+08:00", "utc": "2064-04-30T04:23:01Z", "ms": 2976754980714.3535 }, "end": { "local": "2064-04-30T13:11:01+08:00", "utc": "2064-04-30T05:11:01Z", "ms": 2976757860714.3535 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-05-01", "window": { "start": { "local": "2064-05-01T12:22:53+08:00", "utc": "2064-05-01T04:22:53Z", "ms": 2976841373493.712 }, "end": { "local": "2064-05-01T13:10:53+08:00", "utc": "2064-05-01T05:10:53Z", "ms": 2976844253493.712 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:35 on Wed 30 Apr to 10:09 on Thu 1 May.", "fact": "2064-04-30T05:34:40Z → 2064-05-01T02:08:43Z" }, { "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": "Pūrṇimā must be present during madhyāhna. It covers 0 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": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: unstated → second-day · margin 1419 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Qingyang, 2064: Thursday 1 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": "2064-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-30", "confidence": "determinate" } ], "quote": "In Qingyang, Buddha Pūrṇimā 2064 falls on Thursday 1 May. Pūrṇimā runs from 13:35 on Wed 30 Apr to 10:09 on Thu 1 May, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1419, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 }, "end": { "local": "2064-05-01T10:08:43+08:00", "utc": "2064-05-01T02:08:43Z", "ms": 2976833323297.203 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2064-04-30T13:34:40+08:00", "utc": "2064-04-30T05:34:40Z", "ms": 2976759280136.8384 }, "end": { "local": "2064-05-01T10:08:43+08:00", "utc": "2064-05-01T02:08:43Z", "ms": 2976833323297.203 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-04-30", "window": { "start": { "local": "2064-04-30T12:23:01+08:00", "utc": "2064-04-30T04:23:01Z", "ms": 2976754980714.3535 }, "end": { "local": "2064-04-30T13:11:01+08:00", "utc": "2064-04-30T05:11:01Z", "ms": 2976757860714.3535 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-05-01", "window": { "start": { "local": "2064-05-01T12:22:53+08:00", "utc": "2064-05-01T04:22:53Z", "ms": 2976841373493.712 }, "end": { "local": "2064-05-01T13:10:53+08:00", "utc": "2064-05-01T05:10:53Z", "ms": 2976844253493.712 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:35 on Wed 30 Apr to 10:09 on Thu 1 May.", "fact": "2064-04-30T05:34:40Z → 2064-05-01T02:08:43Z" }, { "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": "Pūrṇimā must be present during madhyāhna. It covers 0 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": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 1419 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Qingyang, 2064: Thursday 1 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": "2064-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-04-30", "confidence": "determinate" } ], "quote": "In Qingyang, Sampat Gaurī Vrata 2064 falls on Thursday 1 May. Pūrṇimā runs from 13:35 on Wed 30 Apr to 10:09 on Thu 1 May, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-05-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3772, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-05-04T02:04:03+08:00", "utc": "2064-05-03T18:04:03Z", "ms": 2977063443381.8325 }, "end": { "local": "2064-05-05T00:39:14+08:00", "utc": "2064-05-04T16:39:14Z", "ms": 2977144754239.6772 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-04T02:04:03+08:00", "utc": "2064-05-03T18:04:03Z", "ms": 2977063443381.8325 }, "end": { "local": "2064-05-05T00:39:14+08:00", "utc": "2064-05-04T16:39:14Z", "ms": 2977144754239.6772 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-05-03", "window": { "start": { "local": "2064-05-03T22:36:50+08:00", "utc": "2064-05-03T14:36:50Z", "ms": 2977051010113.0947 }, "end": { "local": "2064-05-03T22:36:50+08:00", "utc": "2064-05-03T14:36:50Z", "ms": 2977051010113.0947 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-05-04", "window": { "start": { "local": "2064-05-04T23:36:22+08:00", "utc": "2064-05-04T15:36:22Z", "ms": 2977140982282.87 }, "end": { "local": "2064-05-04T23:36:22+08:00", "utc": "2064-05-04T15:36:22Z", "ms": 2977140982282.87 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:04 on Sun 4 May to 00:39 on Mon 5 May.", "fact": "2064-05-03T18:04:03Z → 2064-05-04T16:39:14Z" }, { "step": "kaala", "text": "Moonrise is at 22:37 on the 3rd and 23:36 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 3772 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Sunday 4 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": "2064-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-04", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Sunday 4 May. Caturthī runs from 02:04 on Sun 4 May to 00:39 on Mon 5 May and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-05-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ekadashi?on=2064-05-12", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8297, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-05-11T08:06:01+08:00", "utc": "2064-05-11T00:06:01Z", "ms": 2977689960751.1357 }, "end": { "local": "2064-05-12T10:39:58+08:00", "utc": "2064-05-12T02:39:58Z", "ms": 2977785598000.056 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-11T08:06:01+08:00", "utc": "2064-05-11T00:06:01Z", "ms": 2977689960751.1357 }, "end": { "local": "2064-05-12T10:39:58+08:00", "utc": "2064-05-12T02:39:58Z", "ms": 2977785598000.056 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-05-11", "window": { "start": { "local": "2064-05-11T05:47:44+08:00", "utc": "2064-05-10T21:47:44Z", "ms": 2977681664065.2593 }, "end": { "local": "2064-05-11T05:47:44+08:00", "utc": "2064-05-10T21:47:44Z", "ms": 2977681664065.2593 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-05-12", "window": { "start": { "local": "2064-05-12T05:46:53+08:00", "utc": "2064-05-11T21:46:53Z", "ms": 2977768013092.571 }, "end": { "local": "2064-05-12T05:46:53+08:00", "utc": "2064-05-11T21:46:53Z", "ms": 2977768013092.571 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:06 on Sun 11 May to 10:40 on Mon 12 May.", "fact": "2064-05-11T00:06:01Z → 2064-05-12T02:39:58Z" }, { "step": "kaala", "text": "Sunrise is at 05:48 on the 11th and 05:47 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8297 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Qingyang, 2064: Monday 12 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-12", "confidence": "determinate" } ], "quote": "In Qingyang, Aparā Ekādaśī 2064 falls on Monday 12 May. Ekādaśī runs from 08:06 on Sun 11 May to 10:40 on Mon 12 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-05-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-05-13", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16875, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-05-13T13:02:49+08:00", "utc": "2064-05-13T05:02:49Z", "ms": 2977880569303.7773 }, "end": { "local": "2064-05-14T15:05:51+08:00", "utc": "2064-05-14T07:05:51Z", "ms": 2977974351180.9277 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-13T13:02:49+08:00", "utc": "2064-05-13T05:02:49Z", "ms": 2977880569303.7773 }, "end": { "local": "2064-05-14T15:05:51+08:00", "utc": "2064-05-14T07:05:51Z", "ms": 2977974351180.9277 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-05-13", "window": { "start": { "local": "2064-05-13T19:46:18+08:00", "utc": "2064-05-13T11:46:18Z", "ms": 2977904777630.2866 }, "end": { "local": "2064-05-13T21:06:09+08:00", "utc": "2064-05-13T13:06:09Z", "ms": 2977909569332.36 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "2064-05-14", "window": { "start": { "local": "2064-05-14T19:47:06+08:00", "utc": "2064-05-14T11:47:06Z", "ms": 2977991226085.119 }, "end": { "local": "2064-05-14T21:06:45+08:00", "utc": "2064-05-14T13:06:45Z", "ms": 2977996005102.1333 } }, "covered_min": 0, "window_min": 80, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:03 on Tue 13 May to 15:06 on Wed 14 May.", "fact": "2064-05-13T05:02:49Z → 2064-05-14T07:05:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:46–21:06 on the 13th, 19:47–21:07 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 80 of 80 minutes on the 13th and 0 of 80 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16875 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Tuesday 13 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": "2064-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-13", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Tuesday 13 May. Trayodaśī runs from 13:03 on Tue 13 May to 15:06 on Wed 14 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-05-13", "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/2064/shivaratri?on=2064-05-14", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27464, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-05-14T15:05:51+08:00", "utc": "2064-05-14T07:05:51Z", "ms": 2977974351180.9277 }, "end": { "local": "2064-05-15T16:44:04+08:00", "utc": "2064-05-15T08:44:04Z", "ms": 2978066644364.179 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-14T15:05:51+08:00", "utc": "2064-05-14T07:05:51Z", "ms": 2977974351180.9277 }, "end": { "local": "2064-05-15T16:44:04+08:00", "utc": "2064-05-15T08:44:04Z", "ms": 2978066644364.179 } }, "kaala": "nishita", "days": [ { "local_date": "2064-05-14", "window": { "start": { "local": "2064-05-15T00:21:47+08:00", "utc": "2064-05-14T16:21:47Z", "ms": 2978007707398.922 }, "end": { "local": "2064-05-15T01:09:47+08:00", "utc": "2064-05-14T17:09:47Z", "ms": 2978010587398.922 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-05-15", "window": { "start": { "local": "2064-05-16T00:21:49+08:00", "utc": "2064-05-15T16:21:49Z", "ms": 2978094108860.046 }, "end": { "local": "2064-05-16T01:09:49+08:00", "utc": "2064-05-15T17:09:49Z", "ms": 2978096988860.046 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:06 on Wed 14 May to 16:44 on Thu 15 May.", "fact": "2064-05-14T07:05:51Z → 2064-05-15T08:44:04Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:22–01:10 on the 14th, 00:22–01:10 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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27464 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Wednesday 14 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": "2064-05-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-14", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Wednesday 14 May. Caturdaśī runs from 15:06 on Wed 14 May to 16:44 on Thu 15 May and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-05-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-05-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19435, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-05-19T18:58:58+08:00", "utc": "2064-05-19T10:58:58Z", "ms": 2978420338274.33 }, "end": { "local": "2064-05-20T18:34:18+08:00", "utc": "2064-05-20T10:34:18Z", "ms": 2978505258375.9644 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-19T18:58:58+08:00", "utc": "2064-05-19T10:58:58Z", "ms": 2978420338274.33 }, "end": { "local": "2064-05-20T18:34:18+08:00", "utc": "2064-05-20T10:34:18Z", "ms": 2978505258375.9644 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-05-19", "window": { "start": { "local": "2064-05-19T12:22:20+08:00", "utc": "2064-05-19T04:22:20Z", "ms": 2978396539880.545 }, "end": { "local": "2064-05-19T13:10:20+08:00", "utc": "2064-05-19T05:10:20Z", "ms": 2978399419880.545 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-05-20", "window": { "start": { "local": "2064-05-20T12:22:23+08:00", "utc": "2064-05-20T04:22:23Z", "ms": 2978482943312.8447 }, "end": { "local": "2064-05-20T13:10:23+08:00", "utc": "2064-05-20T05:10:23Z", "ms": 2978485823312.8447 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:59 on Mon 19 May to 18:34 on Tue 20 May.", "fact": "2064-05-19T10:58:58Z → 2064-05-20T10:34:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 19th, 12:22–13:10 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 19435 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Tuesday 20 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": "2064-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-20", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Tuesday 20 May. Caturthī runs from 18:59 on Mon 19 May to 18:34 on Tue 20 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-05-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ekadashi?on=2064-05-27", "festival": "ekadashi", "name": "Śukla Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 526, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-05-26T08:32:02+08:00", "utc": "2064-05-26T00:32:02Z", "ms": 2978987522263.725 }, "end": { "local": "2064-05-27T05:45:54+08:00", "utc": "2064-05-26T21:45:54Z", "ms": 2979063953829.9126 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-26T08:32:02+08:00", "utc": "2064-05-26T00:32:02Z", "ms": 2978987522263.725 }, "end": { "local": "2064-05-27T05:45:54+08:00", "utc": "2064-05-26T21:45:54Z", "ms": 2979063953829.9126 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-05-26", "window": { "start": { "local": "2064-05-26T05:37:36+08:00", "utc": "2064-05-25T21:37:36Z", "ms": 2978977055568.7476 }, "end": { "local": "2064-05-26T05:37:36+08:00", "utc": "2064-05-25T21:37:36Z", "ms": 2978977055568.7476 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-05-27", "window": { "start": { "local": "2064-05-27T05:37:07+08:00", "utc": "2064-05-26T21:37:07Z", "ms": 2979063427496.4243 }, "end": { "local": "2064-05-27T05:37:07+08:00", "utc": "2064-05-26T21:37:07Z", "ms": 2979063427496.4243 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:32 on Mon 26 May to 05:46 on Tue 27 May.", "fact": "2064-05-26T00:32:02Z → 2064-05-26T21:45:54Z" }, { "step": "kaala", "text": "Sunrise is at 05:38 on the 26th and 05:37 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 526 s" }, { "step": "ruling", "text": "Śukla Ekādaśī, Qingyang, 2064: Tuesday 27 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-05-27", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-27", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Ekādaśī 2064 falls on Tuesday 27 May. Ekādaśī runs from 08:32 on Mon 26 May to 05:46 on Tue 27 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-05-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-05-28", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-05-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9671, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-05-28T02:51:24+08:00", "utc": "2064-05-27T18:51:24Z", "ms": 2979139884112.435 }, "end": { "local": "2064-05-28T23:55:55+08:00", "utc": "2064-05-28T15:55:55Z", "ms": 2979215755484.9736 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-05-28T02:51:24+08:00", "utc": "2064-05-27T18:51:24Z", "ms": 2979139884112.435 }, "end": { "local": "2064-05-28T23:55:55+08:00", "utc": "2064-05-28T15:55:55Z", "ms": 2979215755484.9736 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-05-27", "window": { "start": { "local": "2064-05-27T19:56:54+08:00", "utc": "2064-05-27T11:56:54Z", "ms": 2979115014443.819 }, "end": { "local": "2064-05-27T21:14:13+08:00", "utc": "2064-05-27T13:14:13Z", "ms": 2979119652659.2153 } }, "covered_min": 0, "window_min": 77, "qualifies": false }, { "local_date": "2064-05-28", "window": { "start": { "local": "2064-05-28T19:57:35+08:00", "utc": "2064-05-28T11:57:35Z", "ms": 2979201455275.457 }, "end": { "local": "2064-05-28T21:14:45+08:00", "utc": "2064-05-28T13:14:45Z", "ms": 2979206084741.2173 } }, "covered_min": 77, "window_min": 77, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:51 on Wed 28 May to 23:56 on Wed 28 May.", "fact": "2064-05-27T18:51:24Z → 2064-05-28T15:55:55Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:14 on the 27th, 19:58–21:15 on the 28th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 77 minutes on the 27th and 77 of 77 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9671 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Wednesday 28 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-05-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-05-28", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Wednesday 28 May. Trayodaśī runs from 02:51 on Wed 28 May to 23:56 on Wed 28 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-05-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/sankashta-chaturthi?on=2064-06-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31736, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-06-02T14:10:38+08:00", "utc": "2064-06-02T06:10:38Z", "ms": 2979612637516.2065 }, "end": { "local": "2064-06-03T14:06:57+08:00", "utc": "2064-06-03T06:06:57Z", "ms": 2979698817337.7563 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-02T14:10:38+08:00", "utc": "2064-06-02T06:10:38Z", "ms": 2979612637516.2065 }, "end": { "local": "2064-06-03T14:06:57+08:00", "utc": "2064-06-03T06:06:57Z", "ms": 2979698817337.7563 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-06-02", "window": { "start": { "local": "2064-06-02T22:59:34+08:00", "utc": "2064-06-02T14:59:34Z", "ms": 2979644373725.977 }, "end": { "local": "2064-06-02T22:59:34+08:00", "utc": "2064-06-02T14:59:34Z", "ms": 2979644373725.977 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-06-03", "window": { "start": { "local": "2064-06-03T23:36:11+08:00", "utc": "2064-06-03T15:36:11Z", "ms": 2979732971321.2354 }, "end": { "local": "2064-06-03T23:36:11+08:00", "utc": "2064-06-03T15:36:11Z", "ms": 2979732971321.2354 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:11 on Mon 2 Jun to 14:07 on Tue 3 Jun.", "fact": "2064-06-02T06:10:38Z → 2064-06-03T06:06:57Z" }, { "step": "kaala", "text": "Moonrise is at 23:00 on the 2nd and 23:36 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 31736 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Monday 2 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": "2064-06-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-02", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Monday 2 June. Caturthī runs from 14:11 on Mon 2 Jun to 14:07 on Tue 3 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-06-02", "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/2064/ekadashi?on=2064-06-10", "festival": "ekadashi", "name": "Kṛṣṇa Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7626, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-06-10T01:25:38+08:00", "utc": "2064-06-09T17:25:38Z", "ms": 2980257937931.276 }, "end": { "local": "2064-06-11T03:26:21+08:00", "utc": "2064-06-10T19:26:21Z", "ms": 2980351581161.7817 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-10T01:25:38+08:00", "utc": "2064-06-09T17:25:38Z", "ms": 2980257937931.276 }, "end": { "local": "2064-06-11T03:26:21+08:00", "utc": "2064-06-10T19:26:21Z", "ms": 2980351581161.7817 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-06-10", "window": { "start": { "local": "2064-06-10T05:33:30+08:00", "utc": "2064-06-09T21:33:30Z", "ms": 2980272810112.8643 }, "end": { "local": "2064-06-10T05:33:30+08:00", "utc": "2064-06-09T21:33:30Z", "ms": 2980272810112.8643 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-06-11", "window": { "start": { "local": "2064-06-11T05:33:27+08:00", "utc": "2064-06-10T21:33:27Z", "ms": 2980359207265.2236 }, "end": { "local": "2064-06-11T05:33:27+08:00", "utc": "2064-06-10T21:33:27Z", "ms": 2980359207265.2236 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:26 on Tue 10 Jun to 03:26 on Wed 11 Jun.", "fact": "2064-06-09T17:25:38Z → 2064-06-10T19:26:21Z" }, { "step": "kaala", "text": "Sunrise is at 05:34 on the 10th and 05:33 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 10th and is not on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7626 s" }, { "step": "ruling", "text": "Kṛṣṇa Ekādaśī, Qingyang, 2064: Tuesday 10 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": "2064-06-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-10", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Ekādaśī 2064 falls on Tuesday 10 June. Ekādaśī runs from 01:26 on Tue 10 Jun to 03:26 on Wed 11 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-06-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-06-12", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27458, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-06-12T04:58:50+08:00", "utc": "2064-06-11T20:58:50Z", "ms": 2980443530279.09 }, "end": { "local": "2064-06-13T05:58:49+08:00", "utc": "2064-06-12T21:58:49Z", "ms": 2980533529372.165 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-12T04:58:50+08:00", "utc": "2064-06-11T20:58:50Z", "ms": 2980443530279.09 }, "end": { "local": "2064-06-13T05:58:49+08:00", "utc": "2064-06-12T21:58:49Z", "ms": 2980533529372.165 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-06-11", "window": { "start": { "local": "2064-06-11T20:05:28+08:00", "utc": "2064-06-11T12:05:28Z", "ms": 2980411528396.0347 }, "end": { "local": "2064-06-11T21:21:12+08:00", "utc": "2064-06-11T13:21:12Z", "ms": 2980416072087.459 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "2064-06-12", "window": { "start": { "local": "2064-06-12T20:05:54+08:00", "utc": "2064-06-12T12:05:54Z", "ms": 2980497953763.9863 }, "end": { "local": "2064-06-12T21:21:34+08:00", "utc": "2064-06-12T13:21:34Z", "ms": 2980502494135.1978 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:59 on Thu 12 Jun to 05:59 on Fri 13 Jun.", "fact": "2064-06-11T20:58:50Z → 2064-06-12T21:58:49Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:05–21:21 on the 11th, 20:06–21:22 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 76 minutes on the 11th and 76 of 76 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27458 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Thursday 12 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-12", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Thursday 12 June. Trayodaśī runs from 04:59 on Thu 12 Jun to 05:59 on Fri 13 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-06-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-06-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17109, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-06-13T05:58:49+08:00", "utc": "2064-06-12T21:58:49Z", "ms": 2980533529372.165 }, "end": { "local": "2064-06-14T06:25:39+08:00", "utc": "2064-06-13T22:25:39Z", "ms": 2980621538744.991 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": true, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-13T05:58:49+08:00", "utc": "2064-06-12T21:58:49Z", "ms": 2980533529372.165 }, "end": { "local": "2064-06-14T06:25:39+08:00", "utc": "2064-06-13T22:25:39Z", "ms": 2980621538744.991 } }, "kaala": "nishita", "days": [ { "local_date": "2064-06-12", "window": { "start": { "local": "2064-06-13T00:25:40+08:00", "utc": "2064-06-12T16:25:40Z", "ms": 2980513540156.0283 }, "end": { "local": "2064-06-13T01:13:40+08:00", "utc": "2064-06-12T17:13:40Z", "ms": 2980516420156.0283 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-06-13", "window": { "start": { "local": "2064-06-14T00:25:53+08:00", "utc": "2064-06-13T16:25:53Z", "ms": 2980599953233.293 }, "end": { "local": "2064-06-14T01:13:53+08:00", "utc": "2064-06-13T17:13:53Z", "ms": 2980602833233.293 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:59 on Fri 13 Jun to 06:26 on Sat 14 Jun.", "fact": "2064-06-12T21:58:49Z → 2064-06-13T22:25:39Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:26–01:14 on the 12th, 00:26–01:14 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17109 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Friday 13 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-13", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Friday 13 June. Caturdaśī runs from 05:59 on Fri 13 Jun to 06:26 on Sat 14 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-06-13", "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/2064/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27189, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-06-17T04:53:33+08:00", "utc": "2064-06-16T20:53:33Z", "ms": 2980875213130.6074 }, "end": { "local": "2064-06-18T03:38:17+08:00", "utc": "2064-06-17T19:38:17Z", "ms": 2980957097370.445 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-17T04:53:33+08:00", "utc": "2064-06-16T20:53:33Z", "ms": 2980875213130.6074 }, "end": { "local": "2064-06-18T03:38:17+08:00", "utc": "2064-06-17T19:38:17Z", "ms": 2980957097370.445 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-06-17", "window": { "start": { "local": "2064-06-17T12:26:42+08:00", "utc": "2064-06-17T04:26:42Z", "ms": 2980902402382.586 }, "end": { "local": "2064-06-17T13:14:42+08:00", "utc": "2064-06-17T05:14:42Z", "ms": 2980905282382.586 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-06-18", "window": { "start": { "local": "2064-06-18T12:26:55+08:00", "utc": "2064-06-18T04:26:55Z", "ms": 2980988815084.0693 }, "end": { "local": "2064-06-18T13:14:55+08:00", "utc": "2064-06-18T05:14:55Z", "ms": 2980991695084.0693 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 04:54 on Tue 17 Jun to 03:38 on Wed 18 Jun.", "fact": "2064-06-16T20:53:33Z → 2064-06-17T19:38:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 17th, 12:27–13:15 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 27189 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Qingyang, 2064: Tuesday 17 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rambha-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Rambha trtiya (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-17", "confidence": "determinate" } ], "quote": "In Qingyang, Rambhā Tṛtīyā 2064 falls on Tuesday 17 June. Tṛtīyā runs from 04:54 on Tue 17 Jun to 03:38 on Wed 18 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-06-18", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31718, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-06-18T03:38:17+08:00", "utc": "2064-06-17T19:38:17Z", "ms": 2980957097370.445 }, "end": { "local": "2064-06-19T02:06:51+08:00", "utc": "2064-06-18T18:06:51Z", "ms": 2981038011201.265 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-18T03:38:17+08:00", "utc": "2064-06-17T19:38:17Z", "ms": 2980957097370.445 }, "end": { "local": "2064-06-19T02:06:51+08:00", "utc": "2064-06-18T18:06:51Z", "ms": 2981038011201.265 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-06-18", "window": { "start": { "local": "2064-06-18T12:26:55+08:00", "utc": "2064-06-18T04:26:55Z", "ms": 2980988815084.0693 }, "end": { "local": "2064-06-18T13:14:55+08:00", "utc": "2064-06-18T05:14:55Z", "ms": 2980991695084.0693 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-06-19", "window": { "start": { "local": "2064-06-19T12:27:08+08:00", "utc": "2064-06-19T04:27:08Z", "ms": 2981075227790.7803 }, "end": { "local": "2064-06-19T13:15:08+08:00", "utc": "2064-06-19T05:15:08Z", "ms": 2981078107790.7803 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:38 on Wed 18 Jun to 02:07 on Thu 19 Jun.", "fact": "2064-06-17T19:38:17Z → 2064-06-18T18:06:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 18th, 12:27–13:15 on the 19th.", "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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31718 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Wednesday 18 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-18", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Wednesday 18 June. Caturthī runs from 03:38 on Wed 18 Jun to 02:07 on Thu 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-06-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33028, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-06-20T00:21:59+08:00", "utc": "2064-06-19T16:21:59Z", "ms": 2981118118796.099 }, "end": { "local": "2064-06-20T22:25:48+08:00", "utc": "2064-06-20T14:25:48Z", "ms": 2981197548127.561 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-20T00:21:59+08:00", "utc": "2064-06-19T16:21:59Z", "ms": 2981118118796.099 }, "end": { "local": "2064-06-20T22:25:48+08:00", "utc": "2064-06-20T14:25:48Z", "ms": 2981197548127.561 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-06-19", "window": { "start": { "local": "2064-06-19T12:27:08+08:00", "utc": "2064-06-19T04:27:08Z", "ms": 2981075227790.7803 }, "end": { "local": "2064-06-19T13:15:08+08:00", "utc": "2064-06-19T05:15:08Z", "ms": 2981078107790.7803 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-06-20", "window": { "start": { "local": "2064-06-20T12:27:20+08:00", "utc": "2064-06-20T04:27:20Z", "ms": 2981161640475.8633 }, "end": { "local": "2064-06-20T13:15:20+08:00", "utc": "2064-06-20T05:15:20Z", "ms": 2981164520475.8633 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:22 on Fri 20 Jun to 22:26 on Fri 20 Jun.", "fact": "2064-06-19T16:21:59Z → 2064-06-20T14:25:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 19th, 12:27–13:15 on the 20th.", "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 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33028 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Qingyang, 2064: Friday 20 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aranya-gauri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-20", "confidence": "determinate" } ], "quote": "In Qingyang, Araṇya Gaurī Vrata 2064 falls on Friday 20 June. Ṣaṣṭhī runs from 00:22 on Fri 20 Jun to 22:26 on Fri 20 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33028, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-06-20T00:21:59+08:00", "utc": "2064-06-19T16:21:59Z", "ms": 2981118118796.099 }, "end": { "local": "2064-06-20T22:25:48+08:00", "utc": "2064-06-20T14:25:48Z", "ms": 2981197548127.561 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-20T00:21:59+08:00", "utc": "2064-06-19T16:21:59Z", "ms": 2981118118796.099 }, "end": { "local": "2064-06-20T22:25:48+08:00", "utc": "2064-06-20T14:25:48Z", "ms": 2981197548127.561 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-06-19", "window": { "start": { "local": "2064-06-19T12:27:08+08:00", "utc": "2064-06-19T04:27:08Z", "ms": 2981075227790.7803 }, "end": { "local": "2064-06-19T13:15:08+08:00", "utc": "2064-06-19T05:15:08Z", "ms": 2981078107790.7803 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-06-20", "window": { "start": { "local": "2064-06-20T12:27:20+08:00", "utc": "2064-06-20T04:27:20Z", "ms": 2981161640475.8633 }, "end": { "local": "2064-06-20T13:15:20+08:00", "utc": "2064-06-20T05:15:20Z", "ms": 2981164520475.8633 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:22 on Fri 20 Jun to 22:26 on Fri 20 Jun.", "fact": "2064-06-19T16:21:59Z → 2064-06-20T14:25:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 19th, 12:27–13:15 on the 20th.", "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 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33028 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Qingyang, 2064: Friday 20 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi-jyaishtha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-20", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī (Jyaiṣṭha) 2064 falls on Friday 20 June. Ṣaṣṭhī runs from 00:22 on Fri 20 Jun to 22:26 on Fri 20 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-06-25", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20025, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-06-24T13:27:48+08:00", "utc": "2064-06-24T05:27:48Z", "ms": 2981510867542.3984 }, "end": { "local": "2064-06-25T11:09:18+08:00", "utc": "2064-06-25T03:09:18Z", "ms": 2981588957809.3364 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-24T13:27:48+08:00", "utc": "2064-06-24T05:27:48Z", "ms": 2981510867542.3984 }, "end": { "local": "2064-06-25T11:09:18+08:00", "utc": "2064-06-25T03:09:18Z", "ms": 2981588957809.3364 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-06-24", "window": { "start": { "local": "2064-06-24T05:35:15+08:00", "utc": "2064-06-23T21:35:15Z", "ms": 2981482514614.795 }, "end": { "local": "2064-06-24T05:35:15+08:00", "utc": "2064-06-23T21:35:15Z", "ms": 2981482514614.795 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-06-25", "window": { "start": { "local": "2064-06-25T05:35:33+08:00", "utc": "2064-06-24T21:35:33Z", "ms": 2981568933155.5835 }, "end": { "local": "2064-06-25T05:35:33+08:00", "utc": "2064-06-24T21:35:33Z", "ms": 2981568933155.5835 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:28 on Tue 24 Jun to 11:09 on Wed 25 Jun.", "fact": "2064-06-24T05:27:48Z → 2064-06-25T03:09:18Z" }, { "step": "kaala", "text": "Sunrise is at 05:35 on the 24th and 05:36 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 24th and is on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20025 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Qingyang, 2064: Wednesday 25 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-25", "confidence": "determinate" } ], "quote": "In Qingyang, Nirjalā Ekādaśī 2064 falls on Wednesday 25 June. Ekādaśī runs from 13:28 on Tue 24 Jun to 11:09 on Wed 25 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4745, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-06-25T11:09:18+08:00", "utc": "2064-06-25T03:09:18Z", "ms": 2981588957809.3364 }, "end": { "local": "2064-06-26T08:58:01+08:00", "utc": "2064-06-26T00:58:01Z", "ms": 2981667480998.2925 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-25T11:09:18+08:00", "utc": "2064-06-25T03:09:18Z", "ms": 2981588957809.3364 }, "end": { "local": "2064-06-26T08:58:01+08:00", "utc": "2064-06-26T00:58:01Z", "ms": 2981667480998.2925 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-06-25", "window": { "start": { "local": "2064-06-25T12:28:23+08:00", "utc": "2064-06-25T04:28:23Z", "ms": 2981593702720.034 }, "end": { "local": "2064-06-25T13:16:23+08:00", "utc": "2064-06-25T05:16:23Z", "ms": 2981596582720.034 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-06-26", "window": { "start": { "local": "2064-06-26T12:28:35+08:00", "utc": "2064-06-26T04:28:35Z", "ms": 2981680114779.3906 }, "end": { "local": "2064-06-26T13:16:35+08:00", "utc": "2064-06-26T05:16:35Z", "ms": 2981682994779.3906 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 11:09 on Wed 25 Jun to 08:58 on Thu 26 Jun.", "fact": "2064-06-25T03:09:18Z → 2064-06-26T00:58:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 25th, 12:29–13:17 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 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 4745 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Qingyang, 2064: Wednesday 25 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-rama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Sri Rama dvadasi (purvaviddha), Campaka dvadasi (Orissa) (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śrī Rāma Dvādaśī 2064 falls on Wednesday 25 June. Dvādaśī runs from 11:09 on Wed 25 Jun to 08:58 on Thu 26 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-06-26", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34503, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-06-26T08:58:01+08:00", "utc": "2064-06-26T00:58:01Z", "ms": 2981667480998.2925 }, "end": { "local": "2064-06-27T06:59:56+08:00", "utc": "2064-06-26T22:59:56Z", "ms": 2981746795567.454 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-26T08:58:01+08:00", "utc": "2064-06-26T00:58:01Z", "ms": 2981667480998.2925 }, "end": { "local": "2064-06-27T06:59:56+08:00", "utc": "2064-06-26T22:59:56Z", "ms": 2981746795567.454 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-06-25", "window": { "start": { "local": "2064-06-25T20:09:12+08:00", "utc": "2064-06-25T12:09:12Z", "ms": 2981621352284.485 }, "end": { "local": "2064-06-25T21:24:46+08:00", "utc": "2064-06-25T13:24:46Z", "ms": 2981625885717.915 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "2064-06-26", "window": { "start": { "local": "2064-06-26T20:09:17+08:00", "utc": "2064-06-26T12:09:17Z", "ms": 2981707756523.5703 }, "end": { "local": "2064-06-26T21:24:52+08:00", "utc": "2064-06-26T13:24:52Z", "ms": 2981712292217.3613 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:58 on Thu 26 Jun to 07:00 on Fri 27 Jun.", "fact": "2064-06-26T00:58:01Z → 2064-06-26T22:59:56Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:09–21:25 on the 25th, 20:09–21:25 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 76 minutes on the 25th and 76 of 76 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 34503 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Thursday 26 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-06-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-26", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Thursday 26 June. Trayodaśī runs from 08:58 on Thu 26 Jun to 07:00 on Fri 27 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-06-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24258, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-06-28T05:21:31+08:00", "utc": "2064-06-27T21:21:31Z", "ms": 2981827290988.7686 }, "end": { "local": "2064-06-29T04:09:19+08:00", "utc": "2064-06-28T20:09:19Z", "ms": 2981909359250.446 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2064-06-28T05:21:31+08:00", "utc": "2064-06-27T21:21:31Z", "ms": 2981827290988.7686 }, "end": { "local": "2064-06-29T04:09:19+08:00", "utc": "2064-06-28T20:09:19Z", "ms": 2981909359250.446 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-06-27", "window": { "start": { "local": "2064-06-27T20:09:19+08:00", "utc": "2064-06-27T12:09:19Z", "ms": 2981794159099.202 }, "end": { "local": "2064-06-27T21:24:57+08:00", "utc": "2064-06-27T13:24:57Z", "ms": 2981798697446.55 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "2064-06-28", "window": { "start": { "local": "2064-06-28T20:09:20+08:00", "utc": "2064-06-28T12:09:20Z", "ms": 2981880560001.9404 }, "end": { "local": "2064-06-28T21:25:01+08:00", "utc": "2064-06-28T13:25:01Z", "ms": 2981885101393.732 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:22 on Sat 28 Jun to 04:09 on Sun 29 Jun.", "fact": "2064-06-27T21:21:31Z → 2064-06-28T20:09:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:09–21:25 on the 27th, 20:09–21:25 on the 28th.", "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 27th and 76 of 76 on the 28th.", "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 24258 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Qingyang, 2064: Saturday 28 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": "2064-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-06-28", "confidence": "determinate" } ], "quote": "In Qingyang, Vaṭa Sāvitrī Vrata 2064 falls on Saturday 28 June. Pūrṇimā runs from 05:22 on Sat 28 Jun to 04:09 on Sun 29 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-07-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21374, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-07-02T04:01:36+08:00", "utc": "2064-07-01T20:01:36Z", "ms": 2982168095819.504 }, "end": { "local": "2064-07-03T05:15:17+08:00", "utc": "2064-07-02T21:15:17Z", "ms": 2982258916999.015 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-02T04:01:36+08:00", "utc": "2064-07-01T20:01:36Z", "ms": 2982168095819.504 }, "end": { "local": "2064-07-03T05:15:17+08:00", "utc": "2064-07-02T21:15:17Z", "ms": 2982258916999.015 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-07-01", "window": { "start": { "local": "2064-07-01T22:05:22+08:00", "utc": "2064-07-01T14:05:22Z", "ms": 2982146721999.702 }, "end": { "local": "2064-07-01T22:05:22+08:00", "utc": "2064-07-01T14:05:22Z", "ms": 2982146721999.702 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-07-02", "window": { "start": { "local": "2064-07-02T22:33:39+08:00", "utc": "2064-07-02T14:33:39Z", "ms": 2982234818693.731 }, "end": { "local": "2064-07-02T22:33:39+08:00", "utc": "2064-07-02T14:33:39Z", "ms": 2982234818693.731 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:02 on Wed 2 Jul to 05:15 on Thu 3 Jul.", "fact": "2064-07-01T20:01:36Z → 2064-07-02T21:15:17Z" }, { "step": "kaala", "text": "Moonrise is at 22:05 on the 1st and 22:34 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 21374 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Wednesday 2 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": "2064-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-02", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Wednesday 2 July. Caturthī runs from 04:02 on Wed 2 Jul to 05:15 on Thu 3 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-07-02", "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/2064/ekadashi?on=2064-07-10", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39334, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-07-09T17:43:42+08:00", "utc": "2064-07-09T09:43:42Z", "ms": 2982822222171.549 }, "end": { "local": "2064-07-10T18:47:39+08:00", "utc": "2064-07-10T10:47:39Z", "ms": 2982912459068.0864 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-09T17:43:42+08:00", "utc": "2064-07-09T09:43:42Z", "ms": 2982822222171.549 }, "end": { "local": "2064-07-10T18:47:39+08:00", "utc": "2064-07-10T10:47:39Z", "ms": 2982912459068.0864 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-07-10", "window": { "start": { "local": "2064-07-10T05:42:36+08:00", "utc": "2064-07-09T21:42:36Z", "ms": 2982865356173.8906 }, "end": { "local": "2064-07-10T05:42:36+08:00", "utc": "2064-07-09T21:42:36Z", "ms": 2982865356173.8906 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-07-11", "window": { "start": { "local": "2064-07-11T05:43:13+08:00", "utc": "2064-07-10T21:43:13Z", "ms": 2982951792612.526 }, "end": { "local": "2064-07-11T05:43:13+08:00", "utc": "2064-07-10T21:43:13Z", "ms": 2982951792612.526 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:44 on Wed 9 Jul to 18:48 on Thu 10 Jul.", "fact": "2064-07-09T09:43:42Z → 2064-07-10T10:47:39Z" }, { "step": "kaala", "text": "Sunrise is at 05:43 on the 10th and 05:43 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 10th and is not on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 39334 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Qingyang, 2064: Thursday 10 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-10", "confidence": "determinate" } ], "quote": "In Qingyang, Yoginī Ekādaśī 2064 falls on Thursday 10 July. Ekādaśī runs from 17:44 on Wed 9 Jul to 18:48 on Thu 10 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-07-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-07-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3255, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-07-11T19:12:42+08:00", "utc": "2064-07-11T11:12:42Z", "ms": 2983000361513.0093 }, "end": { "local": "2064-07-12T18:58:40+08:00", "utc": "2064-07-12T10:58:40Z", "ms": 2983085920491.332 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-11T19:12:42+08:00", "utc": "2064-07-11T11:12:42Z", "ms": 2983000361513.0093 }, "end": { "local": "2064-07-12T18:58:40+08:00", "utc": "2064-07-12T10:58:40Z", "ms": 2983085920491.332 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-07-11", "window": { "start": { "local": "2064-07-11T20:06:57+08:00", "utc": "2064-07-11T12:06:57Z", "ms": 2983003616857.532 }, "end": { "local": "2064-07-11T21:23:52+08:00", "utc": "2064-07-11T13:23:52Z", "ms": 2983008231926.757 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "2064-07-12", "window": { "start": { "local": "2064-07-12T20:06:34+08:00", "utc": "2064-07-12T12:06:34Z", "ms": 2983089993865.235 }, "end": { "local": "2064-07-12T21:23:37+08:00", "utc": "2064-07-12T13:23:37Z", "ms": 2983094617073.337 } }, "covered_min": 0, "window_min": 77, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:13 on Fri 11 Jul to 18:59 on Sat 12 Jul.", "fact": "2064-07-11T11:12:42Z → 2064-07-12T10:58:40Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:07–21:24 on the 11th, 20:07–21:24 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 77 of 77 minutes on the 11th and 0 of 77 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3255 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Friday 11 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-11", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Friday 11 July. Trayodaśī runs from 19:13 on Fri 11 Jul to 18:59 on Sat 12 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-07-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-07-12", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19970, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-07-12T18:58:40+08:00", "utc": "2064-07-12T10:58:40Z", "ms": 2983085920491.332 }, "end": { "local": "2064-07-13T18:08:22+08:00", "utc": "2064-07-13T10:08:22Z", "ms": 2983169302185.0737 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-12T18:58:40+08:00", "utc": "2064-07-12T10:58:40Z", "ms": 2983085920491.332 }, "end": { "local": "2064-07-13T18:08:22+08:00", "utc": "2064-07-13T10:08:22Z", "ms": 2983169302185.0737 } }, "kaala": "nishita", "days": [ { "local_date": "2064-07-12", "window": { "start": { "local": "2064-07-13T00:31:31+08:00", "utc": "2064-07-12T16:31:31Z", "ms": 2983105890895.617 }, "end": { "local": "2064-07-13T01:19:31+08:00", "utc": "2064-07-12T17:19:31Z", "ms": 2983108770895.617 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-07-13", "window": { "start": { "local": "2064-07-14T00:31:38+08:00", "utc": "2064-07-13T16:31:38Z", "ms": 2983192297945.116 }, "end": { "local": "2064-07-14T01:19:38+08:00", "utc": "2064-07-13T17:19:38Z", "ms": 2983195177945.116 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:59 on Sat 12 Jul to 18:08 on Sun 13 Jul.", "fact": "2064-07-12T10:58:40Z → 2064-07-13T10:08:22Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:32–01:20 on the 12th, 00:32–01:20 on the 13th.", "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 12th and 0 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19970 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Saturday 12 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": "2064-07-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-12", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Saturday 12 July. Caturdaśī runs from 18:59 on Sat 12 Jul to 18:08 on Sun 13 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-07-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1222, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2064-07-15T14:58:58+08:00", "utc": "2064-07-15T06:58:58Z", "ms": 2983330737788.276 }, "end": { "local": "2064-07-16T12:51:57+08:00", "utc": "2064-07-16T04:51:57Z", "ms": 2983409517224.92 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-15T14:58:58+08:00", "utc": "2064-07-15T06:58:58Z", "ms": 2983330737788.276 }, "end": { "local": "2064-07-16T12:51:57+08:00", "utc": "2064-07-16T04:51:57Z", "ms": 2983409517224.92 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-07-15", "window": { "start": { "local": "2064-07-15T12:31:30+08:00", "utc": "2064-07-15T04:31:30Z", "ms": 2983321890456.207 }, "end": { "local": "2064-07-15T13:19:30+08:00", "utc": "2064-07-15T05:19:30Z", "ms": 2983324770456.207 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-07-16", "window": { "start": { "local": "2064-07-16T12:31:36+08:00", "utc": "2064-07-16T04:31:36Z", "ms": 2983408295650.6914 }, "end": { "local": "2064-07-16T13:19:36+08:00", "utc": "2064-07-16T05:19:36Z", "ms": 2983411175650.6914 } }, "covered_min": 20, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 14:59 on Tue 15 Jul to 12:52 on Wed 16 Jul.", "fact": "2064-07-15T06:58:58Z → 2064-07-16T04:51:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 15th, 12:32–13:20 on the 16th.", "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 15th and 20 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1222 s" }, { "step": "ruling", "text": "Rathayātrā, Qingyang, 2064: Wednesday 16 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-16", "confidence": "determinate" } ], "quote": "In Qingyang, Rathayātrā 2064 falls on Wednesday 16 July. Dvitīyā runs from 14:59 on Tue 15 Jul to 12:52 on Wed 16 Jul and covers 20 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-07-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7201, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-07-17T10:31:39+08:00", "utc": "2064-07-17T02:31:39Z", "ms": 2983487499051.6724 }, "end": { "local": "2064-07-18T08:03:48+08:00", "utc": "2064-07-18T00:03:48Z", "ms": 2983565028409.157 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-17T10:31:39+08:00", "utc": "2064-07-17T02:31:39Z", "ms": 2983487499051.6724 }, "end": { "local": "2064-07-18T08:03:48+08:00", "utc": "2064-07-18T00:03:48Z", "ms": 2983565028409.157 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-07-17", "window": { "start": { "local": "2064-07-17T12:31:40+08:00", "utc": "2064-07-17T04:31:40Z", "ms": 2983494700316.3887 }, "end": { "local": "2064-07-17T13:19:40+08:00", "utc": "2064-07-17T05:19:40Z", "ms": 2983497580316.3887 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-07-18", "window": { "start": { "local": "2064-07-18T12:31:44+08:00", "utc": "2064-07-18T04:31:44Z", "ms": 2983581104437.98 }, "end": { "local": "2064-07-18T13:19:44+08:00", "utc": "2064-07-18T05:19:44Z", "ms": 2983583984437.98 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:32 on Thu 17 Jul to 08:04 on Fri 18 Jul.", "fact": "2064-07-17T02:31:39Z → 2064-07-18T00:03:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 17th, 12:32–13:20 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 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7201 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Thursday 17 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": "2064-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-17", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Thursday 17 July. Caturthī runs from 10:32 on Thu 17 Jul to 08:04 on Fri 18 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-07-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16076, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-07-18T08:03:48+08:00", "utc": "2064-07-18T00:03:48Z", "ms": 2983565028409.157 }, "end": { "local": "2064-07-19T05:33:36+08:00", "utc": "2064-07-18T21:33:36Z", "ms": 2983642415537.2725 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-18T08:03:48+08:00", "utc": "2064-07-18T00:03:48Z", "ms": 2983565028409.157 }, "end": { "local": "2064-07-19T05:33:36+08:00", "utc": "2064-07-18T21:33:36Z", "ms": 2983642415537.2725 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-07-18", "window": { "start": { "local": "2064-07-18T12:31:44+08:00", "utc": "2064-07-18T04:31:44Z", "ms": 2983581104437.98 }, "end": { "local": "2064-07-18T13:19:44+08:00", "utc": "2064-07-18T05:19:44Z", "ms": 2983583984437.98 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-07-19", "window": { "start": { "local": "2064-07-19T12:31:48+08:00", "utc": "2064-07-19T04:31:48Z", "ms": 2983667508001.8975 }, "end": { "local": "2064-07-19T13:19:48+08:00", "utc": "2064-07-19T05:19:48Z", "ms": 2983670388001.8975 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 08:04 on Fri 18 Jul to 05:34 on Sat 19 Jul.", "fact": "2064-07-18T00:03:48Z → 2064-07-18T21:33:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 18th, 12:32–13:20 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 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16076 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Qingyang, 2064: Friday 18 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Skanda pancami (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-18", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Pañcamī 2064 falls on Friday 18 July. Pañcamī runs from 08:04 on Fri 18 Jul to 05:34 on Sat 19 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33979, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-07-20T03:05:32+08:00", "utc": "2064-07-19T19:05:32Z", "ms": 2983719932428.9473 }, "end": { "local": "2064-07-21T00:43:35+08:00", "utc": "2064-07-20T16:43:35Z", "ms": 2983797815114.1406 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-20T03:05:32+08:00", "utc": "2064-07-19T19:05:32Z", "ms": 2983719932428.9473 }, "end": { "local": "2064-07-21T00:43:35+08:00", "utc": "2064-07-20T16:43:35Z", "ms": 2983797815114.1406 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-07-20", "window": { "start": { "local": "2064-07-20T12:31:51+08:00", "utc": "2064-07-20T04:31:51Z", "ms": 2983753910996.55 }, "end": { "local": "2064-07-20T13:19:51+08:00", "utc": "2064-07-20T05:19:51Z", "ms": 2983756790996.55 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-07-21", "window": { "start": { "local": "2064-07-21T12:31:53+08:00", "utc": "2064-07-21T04:31:53Z", "ms": 2983840313412.37 }, "end": { "local": "2064-07-21T13:19:53+08:00", "utc": "2064-07-21T05:19:53Z", "ms": 2983843193412.37 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 03:06 on Sun 20 Jul to 00:44 on Mon 21 Jul.", "fact": "2064-07-19T19:05:32Z → 2064-07-20T16:43:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 20th, 12:32–13:20 on the 21st.", "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 20th and 0 of 48 on the 21st.", "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 33979 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Qingyang, 2064: Sunday 20 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vivasvat-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Vivasvat saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-20", "confidence": "determinate" } ], "quote": "In Qingyang, Vivasvat Saptamī 2064 falls on Sunday 20 July. Saptamī runs from 03:06 on Sun 20 Jul to 00:44 on Mon 21 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-07-24", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39894, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-07-23T18:47:13+08:00", "utc": "2064-07-23T10:47:13Z", "ms": 2984035632985.3296 }, "end": { "local": "2064-07-24T17:21:31+08:00", "utc": "2064-07-24T09:21:31Z", "ms": 2984116890828.204 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-23T18:47:13+08:00", "utc": "2064-07-23T10:47:13Z", "ms": 2984035632985.3296 }, "end": { "local": "2064-07-24T17:21:31+08:00", "utc": "2064-07-24T09:21:31Z", "ms": 2984116890828.204 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-07-24", "window": { "start": { "local": "2064-07-24T05:52:07+08:00", "utc": "2064-07-23T21:52:07Z", "ms": 2984075526740.217 }, "end": { "local": "2064-07-24T05:52:07+08:00", "utc": "2064-07-23T21:52:07Z", "ms": 2984075526740.217 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-07-25", "window": { "start": { "local": "2064-07-25T05:52:51+08:00", "utc": "2064-07-24T21:52:51Z", "ms": 2984161971161.5054 }, "end": { "local": "2064-07-25T05:52:51+08:00", "utc": "2064-07-24T21:52:51Z", "ms": 2984161971161.5054 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:47 on Wed 23 Jul to 17:22 on Thu 24 Jul.", "fact": "2064-07-23T10:47:13Z → 2064-07-24T09:21:31Z" }, { "step": "kaala", "text": "Sunrise is at 05:52 on the 24th and 05:53 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 24th and is not on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 39894 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Qingyang, 2064: Thursday 24 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-07-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-24", "confidence": "determinate" } ], "quote": "In Qingyang, Hariśayanī Ekādaśī 2064 falls on Thursday 24 July. Ekādaśī runs from 18:47 on Wed 23 Jul to 17:22 on Thu 24 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-07-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-07-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13309, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-07-25T16:17:14+08:00", "utc": "2064-07-25T08:17:14Z", "ms": 2984199433791.3066 }, "end": { "local": "2064-07-26T15:37:18+08:00", "utc": "2064-07-26T07:37:18Z", "ms": 2984283437905.1167 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-25T16:17:14+08:00", "utc": "2064-07-25T08:17:14Z", "ms": 2984199433791.3066 }, "end": { "local": "2064-07-26T15:37:18+08:00", "utc": "2064-07-26T07:37:18Z", "ms": 2984283437905.1167 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-07-25", "window": { "start": { "local": "2064-07-25T19:59:03+08:00", "utc": "2064-07-25T11:59:03Z", "ms": 2984212743160.8804 }, "end": { "local": "2064-07-25T21:18:20+08:00", "utc": "2064-07-25T13:18:20Z", "ms": 2984217499526.3394 } }, "covered_min": 79, "window_min": 79, "qualifies": true }, { "local_date": "2064-07-26", "window": { "start": { "local": "2064-07-26T19:58:17+08:00", "utc": "2064-07-26T11:58:17Z", "ms": 2984299097302.731 }, "end": { "local": "2064-07-26T21:17:46+08:00", "utc": "2064-07-26T13:17:46Z", "ms": 2984303865787.28 } }, "covered_min": 0, "window_min": 79, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:17 on Fri 25 Jul to 15:37 on Sat 26 Jul.", "fact": "2064-07-25T08:17:14Z → 2064-07-26T07:37:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:59–21:18 on the 25th, 19:58–21:18 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 79 of 79 minutes on the 25th and 0 of 79 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 13309 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Friday 25 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": "2064-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Friday 25 July. Trayodaśī runs from 16:17 on Fri 25 Jul to 15:37 on Sat 26 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-07-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5240, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 } }, "kaala": "sayahna", "days": [ { "local_date": "2064-07-27", "window": { "start": { "local": "2064-07-27T17:08:52+08:00", "utc": "2064-07-27T09:08:52Z", "ms": 2984375332145.9487 }, "end": { "local": "2064-07-27T19:57:30+08:00", "utc": "2064-07-27T11:57:30Z", "ms": 2984385449948.2246 } }, "covered_min": 169, "window_min": 169, "qualifies": true }, { "local_date": "2064-07-28", "window": { "start": { "local": "2064-07-28T17:08:22+08:00", "utc": "2064-07-28T09:08:22Z", "ms": 2984461702145.9277 }, "end": { "local": "2064-07-28T19:56:41+08:00", "utc": "2064-07-28T11:56:41Z", "ms": 2984471801121.4746 } }, "covered_min": 0, "window_min": 168, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul.", "fact": "2064-07-27T07:24:29Z → 2064-07-28T07:41:02Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:09–19:57 on the 27th, 17:08–19:57 on the 28th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 169 of 169 minutes on the 27th and 0 of 168 on the 28th.", "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 5240 s" }, { "step": "ruling", "text": "Kokilā Vrata, Qingyang, 2064: Sunday 27 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": "2064-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-27", "confidence": "determinate" } ], "quote": "In Qingyang, Kokilā Vrata 2064 falls on Sunday 27 July. Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15339, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-07-27", "window": { "start": { "local": "2064-07-27T19:57:30+08:00", "utc": "2064-07-27T11:57:30Z", "ms": 2984385449948.2246 }, "end": { "local": "2064-07-27T21:17:11+08:00", "utc": "2064-07-27T13:17:11Z", "ms": 2984390230787.627 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "2064-07-28", "window": { "start": { "local": "2064-07-28T19:56:41+08:00", "utc": "2064-07-28T11:56:41Z", "ms": 2984471801121.4746 }, "end": { "local": "2064-07-28T21:16:35+08:00", "utc": "2064-07-28T13:16:35Z", "ms": 2984476594545.3965 } }, "covered_min": 0, "window_min": 80, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul.", "fact": "2064-07-27T07:24:29Z → 2064-07-28T07:41:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:57–21:17 on the 27th, 19:57–21:17 on the 28th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 80 of 80 minutes on the 27th and 0 of 80 on the 28th.", "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 15339 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Qingyang, 2064: Sunday 27 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": "2064-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-27", "confidence": "determinate" } ], "quote": "In Qingyang, Śiva Śayanotsava 2064 falls on Sunday 27 July. Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24090, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 } }, "kaala": "udaya-3", "days": [ { "local_date": "2064-07-27", "window": { "start": { "local": "2064-07-27T05:54:21+08:00", "utc": "2064-07-26T21:54:21Z", "ms": 2984334860936.846 }, "end": { "local": "2064-07-27T08:42:59+08:00", "utc": "2064-07-27T00:42:59Z", "ms": 2984344978739.122 } }, "covered_min": 0, "window_min": 169, "qualifies": false }, { "local_date": "2064-07-28", "window": { "start": { "local": "2064-07-28T05:55:06+08:00", "utc": "2064-07-27T21:55:06Z", "ms": 2984421306243.7407 }, "end": { "local": "2064-07-28T08:43:25+08:00", "utc": "2064-07-28T00:43:25Z", "ms": 2984431405219.2876 } }, "covered_min": 168, "window_min": 168, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul.", "fact": "2064-07-27T07:24:29Z → 2064-07-28T07:41:02Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:54–08:43 on the 27th, 05:55–08:43 on the 28th.", "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 0 of 169 minutes on the 27th and 168 of 168 on the 28th.", "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 24090 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Qingyang, 2064: Monday 28 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": "2064-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-28", "confidence": "determinate" } ], "quote": "In Qingyang, Vyāsa Pūjā 2064 falls on Monday 28 July. Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7473, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2064-07-27T15:24:29+08:00", "utc": "2064-07-27T07:24:29Z", "ms": 2984369068740.1167 }, "end": { "local": "2064-07-28T15:41:02+08:00", "utc": "2064-07-28T07:41:02Z", "ms": 2984456461733.5854 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-07-27", "window": { "start": { "local": "2064-07-27T12:31:55+08:00", "utc": "2064-07-27T04:31:55Z", "ms": 2984358715442.535 }, "end": { "local": "2064-07-27T13:19:55+08:00", "utc": "2064-07-27T05:19:55Z", "ms": 2984361595442.535 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-07-28", "window": { "start": { "local": "2064-07-28T12:31:54+08:00", "utc": "2064-07-28T04:31:54Z", "ms": 2984445113682.6074 }, "end": { "local": "2064-07-28T13:19:54+08:00", "utc": "2064-07-28T05:19:54Z", "ms": 2984447993682.6074 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul.", "fact": "2064-07-27T07:24:29Z → 2064-07-28T07:41:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 27th, 12:32–13:20 on the 28th.", "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 27th and 48 of 48 on the 28th.", "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 7473 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Qingyang, 2064: Monday 28 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": "2064-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-28", "confidence": "determinate" } ], "quote": "In Qingyang, Guru Pūrṇimā 2064 falls on Monday 28 July. Pūrṇimā runs from 15:24 on Sun 27 Jul to 15:41 on Mon 28 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11701, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2064-07-29T16:28:13+08:00", "utc": "2064-07-29T08:28:13Z", "ms": 2984545693136.8647 }, "end": { "local": "2064-07-30T17:45:43+08:00", "utc": "2064-07-30T09:45:43Z", "ms": 2984636743463.624 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-07-29T16:28:13+08:00", "utc": "2064-07-29T08:28:13Z", "ms": 2984545693136.8647 }, "end": { "local": "2064-07-30T17:45:43+08:00", "utc": "2064-07-30T09:45:43Z", "ms": 2984636743463.624 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-07-29", "window": { "start": { "local": "2064-07-29T20:34:30+08:00", "utc": "2064-07-29T12:34:30Z", "ms": 2984560469567.916 }, "end": { "local": "2064-07-29T20:34:30+08:00", "utc": "2064-07-29T12:34:30Z", "ms": 2984560469567.916 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-07-30", "window": { "start": { "local": "2064-07-30T21:00:44+08:00", "utc": "2064-07-30T13:00:44Z", "ms": 2984648443976.4907 }, "end": { "local": "2064-07-30T21:00:44+08:00", "utc": "2064-07-30T13:00:44Z", "ms": 2984648443976.4907 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 16:28 on Tue 29 Jul to 17:46 on Wed 30 Jul.", "fact": "2064-07-29T08:28:13Z → 2064-07-30T09:45:43Z" }, { "step": "kaala", "text": "Moonrise is at 20:34 on the 29th and 21:01 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā 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. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11701 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Qingyang, 2064: Tuesday 29 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": "2064-07-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-29", "confidence": "determinate" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata (Āṣāḍha) 2064 falls on Tuesday 29 July. Dvitīyā runs from 16:28 on Tue 29 Jul to 17:46 on Wed 30 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-07-31", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-07-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 555, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-07-31T19:30:59+08:00", "utc": "2064-07-31T11:30:59Z", "ms": 2984729458564.929 }, "end": { "local": "2064-08-01T21:38:38+08:00", "utc": "2064-08-01T13:38:38Z", "ms": 2984823517860.953 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-07-31T19:30:59+08:00", "utc": "2064-07-31T11:30:59Z", "ms": 2984729458564.929 }, "end": { "local": "2064-08-01T21:38:38+08:00", "utc": "2064-08-01T13:38:38Z", "ms": 2984823517860.953 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-07-31", "window": { "start": { "local": "2064-07-31T21:24:46+08:00", "utc": "2064-07-31T13:24:46Z", "ms": 2984736286050.4814 }, "end": { "local": "2064-07-31T21:24:46+08:00", "utc": "2064-07-31T13:24:46Z", "ms": 2984736286050.4814 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-08-01", "window": { "start": { "local": "2064-08-01T21:47:52+08:00", "utc": "2064-08-01T13:47:52Z", "ms": 2984824072428.182 }, "end": { "local": "2064-08-01T21:47:52+08:00", "utc": "2064-08-01T13:47:52Z", "ms": 2984824072428.182 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:31 on Thu 31 Jul to 21:39 on Fri 1 Aug.", "fact": "2064-07-31T11:30:59Z → 2064-08-01T13:38:38Z" }, { "step": "kaala", "text": "Moonrise is at 21:25 on the 31st and 21:48 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 555 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Thursday 31 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": "2064-07-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-07-31", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Thursday 31 July. Caturthī runs from 19:31 on Thu 31 Jul to 21:39 on Fri 1 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-07-31", "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/2064/ekadashi?on=2064-08-09", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9182, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-08-08T08:39:16+08:00", "utc": "2064-08-08T00:39:16Z", "ms": 2985381555680.423 }, "end": { "local": "2064-08-09T08:37:26+08:00", "utc": "2064-08-09T00:37:26Z", "ms": 2985467846192.295 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-08T08:39:16+08:00", "utc": "2064-08-08T00:39:16Z", "ms": 2985381555680.423 }, "end": { "local": "2064-08-09T08:37:26+08:00", "utc": "2064-08-09T00:37:26Z", "ms": 2985467846192.295 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-08-08", "window": { "start": { "local": "2064-08-08T06:03:37+08:00", "utc": "2064-08-07T22:03:37Z", "ms": 2985372216833.117 }, "end": { "local": "2064-08-08T06:03:37+08:00", "utc": "2064-08-07T22:03:37Z", "ms": 2985372216833.117 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-08-09", "window": { "start": { "local": "2064-08-09T06:04:24+08:00", "utc": "2064-08-08T22:04:24Z", "ms": 2985458663878.7065 }, "end": { "local": "2064-08-09T06:04:24+08:00", "utc": "2064-08-08T22:04:24Z", "ms": 2985458663878.7065 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:39 on Fri 8 Aug to 08:37 on Sat 9 Aug.", "fact": "2064-08-08T00:39:16Z → 2064-08-09T00:37:26Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 8th and 06:04 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 9182 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Qingyang, 2064: Saturday 9 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-09", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmikā Ekādaśī 2064 falls on Saturday 9 August. Ekādaśī runs from 08:39 on Fri 8 Aug to 08:37 on Sat 9 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-08-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-08-10", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33449, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-08-10T07:51:32+08:00", "utc": "2064-08-09T23:51:32Z", "ms": 2985551491870.932 }, "end": { "local": "2064-08-11T06:24:28+08:00", "utc": "2064-08-10T22:24:28Z", "ms": 2985632667859.0864 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-10T07:51:32+08:00", "utc": "2064-08-09T23:51:32Z", "ms": 2985551491870.932 }, "end": { "local": "2064-08-11T06:24:28+08:00", "utc": "2064-08-10T22:24:28Z", "ms": 2985632667859.0864 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-08-09", "window": { "start": { "local": "2064-08-09T19:45:10+08:00", "utc": "2064-08-09T11:45:10Z", "ms": 2985507909531.5933 }, "end": { "local": "2064-08-09T21:07:50+08:00", "utc": "2064-08-09T13:07:50Z", "ms": 2985512869721.056 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "2064-08-10", "window": { "start": { "local": "2064-08-10T19:44:04+08:00", "utc": "2064-08-10T11:44:04Z", "ms": 2985594243879.274 }, "end": { "local": "2064-08-10T21:06:59+08:00", "utc": "2064-08-10T13:06:59Z", "ms": 2985599219100.332 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:52 on Sun 10 Aug to 06:24 on Mon 11 Aug.", "fact": "2064-08-09T23:51:32Z → 2064-08-10T22:24:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:45–21:08 on the 9th, 19:44–21:07 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 9th and 83 of 83 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33449 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Sunday 10 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-10", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Sunday 10 August. Trayodaśī runs from 07:52 on Sun 10 Aug to 06:24 on Mon 11 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-08-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-08-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10962, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-08-11T06:24:28+08:00", "utc": "2064-08-10T22:24:28Z", "ms": 2985632667859.0864 }, "end": { "local": "2064-08-12T04:21:34+08:00", "utc": "2064-08-11T20:21:34Z", "ms": 2985711693567.5586 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-11T06:24:28+08:00", "utc": "2064-08-10T22:24:28Z", "ms": 2985632667859.0864 }, "end": { "local": "2064-08-12T04:21:34+08:00", "utc": "2064-08-11T20:21:34Z", "ms": 2985711693567.5586 } }, "kaala": "nishita", "days": [ { "local_date": "2064-08-10", "window": { "start": { "local": "2064-08-11T00:31:01+08:00", "utc": "2064-08-10T16:31:01Z", "ms": 2985611460958.2417 }, "end": { "local": "2064-08-11T01:19:01+08:00", "utc": "2064-08-10T17:19:01Z", "ms": 2985614340958.2417 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-08-11", "window": { "start": { "local": "2064-08-12T00:30:51+08:00", "utc": "2064-08-11T16:30:51Z", "ms": 2985697851114.7246 }, "end": { "local": "2064-08-12T01:18:51+08:00", "utc": "2064-08-11T17:18:51Z", "ms": 2985700731114.7246 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:24 on Mon 11 Aug to 04:22 on Tue 12 Aug.", "fact": "2064-08-10T22:24:28Z → 2064-08-11T20:21:34Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:31–01:19 on the 10th, 00:31–01:19 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 10962 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Monday 11 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": "2064-08-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-11", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Monday 11 August. Caturdaśī runs from 06:24 on Mon 11 Aug to 04:22 on Tue 12 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-08-11", "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/2064/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12264, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-08-14T19:51:41+08:00", "utc": "2064-08-14T11:51:41Z", "ms": 2985940300935.5435 }, "end": { "local": "2064-08-15T16:42:07+08:00", "utc": "2064-08-15T08:42:07Z", "ms": 2986015326935.2954 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-14T19:51:41+08:00", "utc": "2064-08-14T11:51:41Z", "ms": 2985940300935.5435 }, "end": { "local": "2064-08-15T16:42:07+08:00", "utc": "2064-08-15T08:42:07Z", "ms": 2986015326935.2954 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-14", "window": { "start": { "local": "2064-08-14T12:29:55+08:00", "utc": "2064-08-14T04:29:55Z", "ms": 2985913794786.041 }, "end": { "local": "2064-08-14T13:17:55+08:00", "utc": "2064-08-14T05:17:55Z", "ms": 2985916674786.041 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-08-15", "window": { "start": { "local": "2064-08-15T12:29:43+08:00", "utc": "2064-08-15T04:29:43Z", "ms": 2986000182779.3467 }, "end": { "local": "2064-08-15T13:17:43+08:00", "utc": "2064-08-15T05:17:43Z", "ms": 2986003062779.3467 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:52 on Thu 14 Aug to 16:42 on Fri 15 Aug.", "fact": "2064-08-14T11:51:41Z → 2064-08-15T08:42:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 14th, 12:30–13:18 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "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 12264 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Qingyang, 2064: Friday 15 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": "2064-08-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-15", "confidence": "determinate" } ], "quote": "In Qingyang, Madhusravā Tṛtīyā (Hariyali Teej) 2064 falls on Friday 15 August. Tṛtīyā runs from 19:52 on Thu 14 Aug to 16:42 on Fri 15 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-08-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1133, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-08-15T16:42:07+08:00", "utc": "2064-08-15T08:42:07Z", "ms": 2986015326935.2954 }, "end": { "local": "2064-08-16T13:36:23+08:00", "utc": "2064-08-16T05:36:23Z", "ms": 2986090583476.8076 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-15T16:42:07+08:00", "utc": "2064-08-15T08:42:07Z", "ms": 2986015326935.2954 }, "end": { "local": "2064-08-16T13:36:23+08:00", "utc": "2064-08-16T05:36:23Z", "ms": 2986090583476.8076 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-15", "window": { "start": { "local": "2064-08-15T12:29:43+08:00", "utc": "2064-08-15T04:29:43Z", "ms": 2986000182779.3467 }, "end": { "local": "2064-08-15T13:17:43+08:00", "utc": "2064-08-15T05:17:43Z", "ms": 2986003062779.3467 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-08-16", "window": { "start": { "local": "2064-08-16T12:29:30+08:00", "utc": "2064-08-16T04:29:30Z", "ms": 2986086570242.708 }, "end": { "local": "2064-08-16T13:17:30+08:00", "utc": "2064-08-16T05:17:30Z", "ms": 2986089450242.708 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:42 on Fri 15 Aug to 13:36 on Sat 16 Aug.", "fact": "2064-08-15T08:42:07Z → 2064-08-16T05:36:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 15th, 12:30–13:18 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 1133 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Saturday 16 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": "2064-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-16", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Saturday 16 August. Caturthī runs from 16:42 on Fri 15 Aug to 13:36 on Sat 16 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1133, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-08-16T13:36:23+08:00", "utc": "2064-08-16T05:36:23Z", "ms": 2986090583476.8076 }, "end": { "local": "2064-08-17T10:41:57+08:00", "utc": "2064-08-17T02:41:57Z", "ms": 2986166517496.4893 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-16T13:36:23+08:00", "utc": "2064-08-16T05:36:23Z", "ms": 2986090583476.8076 }, "end": { "local": "2064-08-17T10:41:57+08:00", "utc": "2064-08-17T02:41:57Z", "ms": 2986166517496.4893 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-16", "window": { "start": { "local": "2064-08-16T12:29:30+08:00", "utc": "2064-08-16T04:29:30Z", "ms": 2986086570242.708 }, "end": { "local": "2064-08-16T13:17:30+08:00", "utc": "2064-08-16T05:17:30Z", "ms": 2986089450242.708 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-08-17", "window": { "start": { "local": "2064-08-17T12:29:17+08:00", "utc": "2064-08-17T04:29:17Z", "ms": 2986172957183.196 }, "end": { "local": "2064-08-17T13:17:17+08:00", "utc": "2064-08-17T05:17:17Z", "ms": 2986175837183.196 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 13:36 on Sat 16 Aug to 10:42 on Sun 17 Aug.", "fact": "2064-08-16T05:36:23Z → 2064-08-17T02:41:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 16th, 12:29–13:17 on the 17th.", "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 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 1133 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Qingyang, 2064: Sunday 17 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": "2064-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-16", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī 2064 falls on Sunday 17 August. Pañcamī runs from 13:36 on Sat 16 Aug to 10:42 on Sun 17 Aug, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-08-22", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14977, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-08-22T02:04:56+08:00", "utc": "2064-08-21T18:04:56Z", "ms": 2986567495528.8984 }, "end": { "local": "2064-08-23T01:50:56+08:00", "utc": "2064-08-22T17:50:56Z", "ms": 2986653055676.2686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-22T02:04:56+08:00", "utc": "2064-08-21T18:04:56Z", "ms": 2986567495528.8984 }, "end": { "local": "2064-08-23T01:50:56+08:00", "utc": "2064-08-22T17:50:56Z", "ms": 2986653055676.2686 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-08-22", "window": { "start": { "local": "2064-08-22T06:14:32+08:00", "utc": "2064-08-21T22:14:32Z", "ms": 2986582472348.9775 }, "end": { "local": "2064-08-22T06:14:32+08:00", "utc": "2064-08-21T22:14:32Z", "ms": 2986582472348.9775 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-08-23", "window": { "start": { "local": "2064-08-23T06:15:19+08:00", "utc": "2064-08-22T22:15:19Z", "ms": 2986668918525.5493 }, "end": { "local": "2064-08-23T06:15:19+08:00", "utc": "2064-08-22T22:15:19Z", "ms": 2986668918525.5493 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:05 on Fri 22 Aug to 01:51 on Sat 23 Aug.", "fact": "2064-08-21T18:04:56Z → 2064-08-22T17:50:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:15 on the 22nd and 06:15 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 14977 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Qingyang, 2064: Friday 22 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": "2064-08-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-22", "confidence": "determinate" } ], "quote": "In Qingyang, Putradā Ekādaśī 2064 falls on Friday 22 August. Ekādaśī runs from 02:05 on Fri 22 Aug to 01:51 on Sat 23 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-08-22", "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/2064/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37238, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-08-23T01:50:56+08:00", "utc": "2064-08-22T17:50:56Z", "ms": 2986653055676.2686 }, "end": { "local": "2064-08-24T02:06:54+08:00", "utc": "2064-08-23T18:06:54Z", "ms": 2986740413892.69 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-23T01:50:56+08:00", "utc": "2064-08-22T17:50:56Z", "ms": 2986653055676.2686 }, "end": { "local": "2064-08-24T02:06:54+08:00", "utc": "2064-08-23T18:06:54Z", "ms": 2986740413892.69 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-23", "window": { "start": { "local": "2064-08-23T12:27:48+08:00", "utc": "2064-08-23T04:27:48Z", "ms": 2986691268437.0566 }, "end": { "local": "2064-08-23T13:15:48+08:00", "utc": "2064-08-23T05:15:48Z", "ms": 2986694148437.0566 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-08-24", "window": { "start": { "local": "2064-08-24T12:27:32+08:00", "utc": "2064-08-24T04:27:32Z", "ms": 2986777652041.079 }, "end": { "local": "2064-08-24T13:15:32+08:00", "utc": "2064-08-24T05:15:32Z", "ms": 2986780532041.079 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:51 on Sat 23 Aug to 02:07 on Sun 24 Aug.", "fact": "2064-08-22T17:50:56Z → 2064-08-23T18:06:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 23rd, 12:28–13:16 on the 24th.", "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 23rd and 0 of 48 on the 24th.", "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 37238 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Qingyang, 2064: Saturday 23 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": "2064-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-23", "confidence": "determinate" } ], "quote": "In Qingyang, Dāmodara Dvādaśī 2064 falls on Saturday 23 August. Dvādaśī runs from 01:51 on Sat 23 Aug to 02:07 on Sun 24 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-08-24", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18733, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-08-24T02:06:54+08:00", "utc": "2064-08-23T18:06:54Z", "ms": 2986740413892.69 }, "end": { "local": "2064-08-25T02:51:09+08:00", "utc": "2064-08-24T18:51:09Z", "ms": 2986829468810.711 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-24T02:06:54+08:00", "utc": "2064-08-23T18:06:54Z", "ms": 2986740413892.69 }, "end": { "local": "2064-08-25T02:51:09+08:00", "utc": "2064-08-24T18:51:09Z", "ms": 2986829468810.711 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-08-23", "window": { "start": { "local": "2064-08-23T19:28:18+08:00", "utc": "2064-08-23T11:28:18Z", "ms": 2986716498348.5635 }, "end": { "local": "2064-08-23T20:54:41+08:00", "utc": "2064-08-23T12:54:41Z", "ms": 2986721680514.6084 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "2064-08-24", "window": { "start": { "local": "2064-08-24T19:26:59+08:00", "utc": "2064-08-24T11:26:59Z", "ms": 2986802819488.2573 }, "end": { "local": "2064-08-24T20:53:38+08:00", "utc": "2064-08-24T12:53:38Z", "ms": 2986808018297.5093 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:07 on Sun 24 Aug to 02:51 on Mon 25 Aug.", "fact": "2064-08-23T18:06:54Z → 2064-08-24T18:51:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:28–20:55 on the 23rd, 19:27–20:54 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 86 minutes on the 23rd and 87 of 87 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 18733 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Sunday 24 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-08-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-24", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Sunday 24 August. Trayodaśī runs from 02:07 on Sun 24 Aug to 02:51 on Mon 25 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-08-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2559, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-08-26T04:01:34+08:00", "utc": "2064-08-25T20:01:34Z", "ms": 2986920094289.6284 }, "end": { "local": "2064-08-27T05:35:43+08:00", "utc": "2064-08-26T21:35:43Z", "ms": 2987012142723.1606 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "2064-08-26T16:45:51+08:00", "utc": "2064-08-26T08:45:51Z", "ms": 2986965950889.8687 }, "end": { "local": "2064-08-27T05:35:43+08:00", "utc": "2064-08-26T21:35:43Z", "ms": 2987012142723.1606 } }, "kaala": "day", "days": [ { "local_date": "2064-08-26", "window": { "start": { "local": "2064-08-26T06:17:36+08:00", "utc": "2064-08-25T22:17:36Z", "ms": 2986928256421.647 }, "end": { "local": "2064-08-27T06:18:22+08:00", "utc": "2064-08-26T22:18:22Z", "ms": 2987014702191.772 } }, "covered_min": 770, "window_min": 1441, "qualifies": true }, { "local_date": "2064-08-27", "window": { "start": { "local": "2064-08-27T06:18:22+08:00", "utc": "2064-08-26T22:18:22Z", "ms": 2987014702191.772 }, "end": { "local": "2064-08-28T06:19:08+08:00", "utc": "2064-08-27T22:19:08Z", "ms": 2987101147874.658 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:02 on Tue 26 Aug to 05:36 on Wed 27 Aug. Its second half begins at 16:46 on Tue 26 Aug.", "fact": "2064-08-25T20:01:34Z → 2064-08-26T21:35:43Z · second half from 2064-08-26T08:45:51Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:18 on the 26th, and from 06:18 on the 27th.", "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 770 of 1441 minutes on the 26th and 0 of 1441 on the 27th.", "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 2559 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Qingyang, 2064: Tuesday 26 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": "2064-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-26", "confidence": "determinate" } ], "quote": "In Qingyang, Rakṣā Bandhana (Rakhi) 2064 falls on Tuesday 26 August. The second half of Pūrṇimā runs from 16:46 on Tue 26 Aug to 05:36 on Wed 27 Aug and lies within that day, sunrise to sunrise.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24658, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-08-26T04:01:34+08:00", "utc": "2064-08-25T20:01:34Z", "ms": 2986920094289.6284 }, "end": { "local": "2064-08-27T05:35:43+08:00", "utc": "2064-08-26T21:35:43Z", "ms": 2987012142723.1606 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2064-08-26T04:01:34+08:00", "utc": "2064-08-25T20:01:34Z", "ms": 2986920094289.6284 }, "end": { "local": "2064-08-27T05:35:43+08:00", "utc": "2064-08-26T21:35:43Z", "ms": 2987012142723.1606 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-26", "window": { "start": { "local": "2064-08-26T12:26:58+08:00", "utc": "2064-08-26T04:26:58Z", "ms": 2986950418018.23 }, "end": { "local": "2064-08-26T13:14:58+08:00", "utc": "2064-08-26T05:14:58Z", "ms": 2986953298018.23 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-08-27", "window": { "start": { "local": "2064-08-27T12:26:40+08:00", "utc": "2064-08-27T04:26:40Z", "ms": 2987036800426.9927 }, "end": { "local": "2064-08-27T13:14:40+08:00", "utc": "2064-08-27T05:14:40Z", "ms": 2987039680426.9927 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:02 on Tue 26 Aug to 05:36 on Wed 27 Aug.", "fact": "2064-08-25T20:01:34Z → 2064-08-26T21:35:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 26th, 12:27–13:15 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24658 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Qingyang, 2064: Tuesday 26 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": "2064-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-26", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Tarpaṇa 2064 falls on Tuesday 26 August. Pūrṇimā runs from 04:02 on Tue 26 Aug to 05:36 on Wed 27 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37959, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2064-08-28T07:30:35+08:00", "utc": "2064-08-27T23:30:35Z", "ms": 2987105434720.4766 }, "end": { "local": "2064-08-29T09:42:17+08:00", "utc": "2064-08-29T01:42:17Z", "ms": 2987199736689.458 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-08-28T07:30:35+08:00", "utc": "2064-08-27T23:30:35Z", "ms": 2987105434720.4766 }, "end": { "local": "2064-08-29T09:42:17+08:00", "utc": "2064-08-29T01:42:17Z", "ms": 2987199736689.458 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-08-28", "window": { "start": { "local": "2064-08-28T19:51:44+08:00", "utc": "2064-08-28T11:51:44Z", "ms": 2987149904408.1787 }, "end": { "local": "2064-08-28T19:51:44+08:00", "utc": "2064-08-28T11:51:44Z", "ms": 2987149904408.1787 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-08-29", "window": { "start": { "local": "2064-08-29T20:14:55+08:00", "utc": "2064-08-29T12:14:55Z", "ms": 2987237695315.7383 }, "end": { "local": "2064-08-29T20:14:55+08:00", "utc": "2064-08-29T12:14:55Z", "ms": 2987237695315.7383 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 07:31 on Thu 28 Aug to 09:42 on Fri 29 Aug.", "fact": "2064-08-27T23:30:35Z → 2064-08-29T01:42:17Z" }, { "step": "kaala", "text": "Moonrise is at 19:52 on the 28th and 20:15 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 28th and is not on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37959 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Qingyang, 2064: Thursday 28 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": "2064-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-28", "confidence": "determinate" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata 2064 falls on Thursday 28 August. Dvitīyā runs from 07:31 on Thu 28 Aug to 09:42 on Fri 29 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1213, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-08-29T09:42:17+08:00", "utc": "2064-08-29T01:42:17Z", "ms": 2987199736689.458 }, "end": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-08-29T09:42:17+08:00", "utc": "2064-08-29T01:42:17Z", "ms": 2987199736689.458 }, "end": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-08-29", "window": { "start": { "local": "2064-08-29T12:26:04+08:00", "utc": "2064-08-29T04:26:04Z", "ms": 2987209564176.826 }, "end": { "local": "2064-08-29T13:14:04+08:00", "utc": "2064-08-29T05:14:04Z", "ms": 2987212444176.826 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-08-30", "window": { "start": { "local": "2064-08-30T12:25:46+08:00", "utc": "2064-08-30T04:25:46Z", "ms": 2987295945555.335 }, "end": { "local": "2064-08-30T13:13:46+08:00", "utc": "2064-08-30T05:13:46Z", "ms": 2987298825555.335 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 09:42 on Fri 29 Aug to 12:06 on Sat 30 Aug.", "fact": "2064-08-29T01:42:17Z → 2064-08-30T04:05:33Z" }, { "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": "Tṛtīyā 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: paraviddha → only-day · margin 1213 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Qingyang, 2064: Friday 29 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kajjali-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-08-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-30", "confidence": "determinate" } ], "quote": "In Qingyang, Kajjalī Tṛtīyā (Kajari Teej) 2064 falls on Friday 29 August. Tṛtīyā runs from 09:42 on Fri 29 Aug to 12:06 on Sat 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7733, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 }, "end": { "local": "2064-08-31T14:33:23+08:00", "utc": "2064-08-31T06:33:23Z", "ms": 2987390002782.675 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 }, "end": { "local": "2064-08-31T14:33:23+08:00", "utc": "2064-08-31T06:33:23Z", "ms": 2987390002782.675 } }, "kaala": "sayahna", "days": [ { "local_date": "2064-08-30", "window": { "start": { "local": "2064-08-30T16:43:13+08:00", "utc": "2064-08-30T08:43:13Z", "ms": 2987311393483.8506 }, "end": { "local": "2064-08-30T19:18:52+08:00", "utc": "2064-08-30T11:18:52Z", "ms": 2987320732102.861 } }, "covered_min": 156, "window_min": 156, "qualifies": true }, { "local_date": "2064-08-31", "window": { "start": { "local": "2064-08-31T16:42:16+08:00", "utc": "2064-08-31T08:42:16Z", "ms": 2987397735920.8 }, "end": { "local": "2064-08-31T19:17:29+08:00", "utc": "2064-08-31T11:17:29Z", "ms": 2987407048782.647 } }, "covered_min": 0, "window_min": 155, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:06 on Sat 30 Aug to 14:33 on Sun 31 Aug.", "fact": "2064-08-30T04:05:33Z → 2064-08-31T06:33:23Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:43–19:19 on the 30th, 16:42–19:17 on the 31st.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 156 of 156 minutes on the 30th and 0 of 155 on the 31st.", "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 7733 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Qingyang, 2064: Saturday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bahula-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)." } ], "kaala": "sayahna", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-30", "confidence": "determinate" } ], "quote": "In Qingyang, Bahulā Caturthī 2064 falls on Saturday 30 August. Caturthī runs from 12:06 on Sat 30 Aug to 14:33 on Sun 31 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-08-30", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23518, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 }, "end": { "local": "2064-08-31T14:33:23+08:00", "utc": "2064-08-31T06:33:23Z", "ms": 2987390002782.675 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-08-30T12:05:33+08:00", "utc": "2064-08-30T04:05:33Z", "ms": 2987294732855.0586 }, "end": { "local": "2064-08-31T14:33:23+08:00", "utc": "2064-08-31T06:33:23Z", "ms": 2987390002782.675 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-08-30", "window": { "start": { "local": "2064-08-30T20:39:04+08:00", "utc": "2064-08-30T12:39:04Z", "ms": 2987325544023.7134 }, "end": { "local": "2064-08-30T20:39:04+08:00", "utc": "2064-08-30T12:39:04Z", "ms": 2987325544023.7134 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-08-31", "window": { "start": { "local": "2064-08-31T21:05:21+08:00", "utc": "2064-08-31T13:05:21Z", "ms": 2987413521209.807 }, "end": { "local": "2064-08-31T21:05:21+08:00", "utc": "2064-08-31T13:05:21Z", "ms": 2987413521209.807 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:06 on Sat 30 Aug to 14:33 on Sun 31 Aug.", "fact": "2064-08-30T04:05:33Z → 2064-08-31T06:33:23Z" }, { "step": "kaala", "text": "Moonrise is at 20:39 on the 30th and 21:05 on the 31st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 30th and is not on the 31st.", "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 23518 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Saturday 30 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": "2064-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-08-30", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Saturday 30 August. Caturthī runs from 12:06 on Sat 30 Aug to 14:33 on Sun 31 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-08-30", "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/2064/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13430, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-09-01T16:56:58+08:00", "utc": "2064-09-01T08:56:58Z", "ms": 2987485017768.3047 }, "end": { "local": "2064-09-02T19:06:07+08:00", "utc": "2064-09-02T11:06:07Z", "ms": 2987579166966.8105 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-01T16:56:58+08:00", "utc": "2064-09-01T08:56:58Z", "ms": 2987485017768.3047 }, "end": { "local": "2064-09-02T19:06:07+08:00", "utc": "2064-09-02T11:06:07Z", "ms": 2987579166966.8105 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-01", "window": { "start": { "local": "2064-09-01T12:25:07+08:00", "utc": "2064-09-01T04:25:07Z", "ms": 2987468707413.792 }, "end": { "local": "2064-09-01T13:13:07+08:00", "utc": "2064-09-01T05:13:07Z", "ms": 2987471587413.792 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-02", "window": { "start": { "local": "2064-09-02T12:24:48+08:00", "utc": "2064-09-02T04:24:48Z", "ms": 2987555087931.4844 }, "end": { "local": "2064-09-02T13:12:48+08:00", "utc": "2064-09-02T05:12:48Z", "ms": 2987557967931.4844 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 16:57 on Mon 1 Sep to 19:06 on Tue 2 Sep.", "fact": "2064-09-01T08:56:58Z → 2064-09-02T11:06:07Z" }, { "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": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13430 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Qingyang, 2064: Tuesday 2 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": "2064-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-02", "confidence": "determinate" } ], "quote": "In Qingyang, Hala Ṣaṣṭhī 2064 falls on Tuesday 2 September. Ṣaṣṭhī runs from 16:57 on Mon 1 Sep to 19:06 on Tue 2 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8689, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-09-03T20:50:15+08:00", "utc": "2064-09-03T12:50:15Z", "ms": 2987671815263.951 }, "end": { "local": "2064-09-04T21:59:42+08:00", "utc": "2064-09-04T13:59:42Z", "ms": 2987762381930.555 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-03T20:50:15+08:00", "utc": "2064-09-03T12:50:15Z", "ms": 2987671815263.951 }, "end": { "local": "2064-09-04T21:59:42+08:00", "utc": "2064-09-04T13:59:42Z", "ms": 2987762381930.555 } }, "kaala": "nishita", "days": [ { "local_date": "2064-09-03", "window": { "start": { "local": "2064-09-04T00:24:51+08:00", "utc": "2064-09-03T16:24:51Z", "ms": 2987684690843.081 }, "end": { "local": "2064-09-04T01:12:51+08:00", "utc": "2064-09-03T17:12:51Z", "ms": 2987687570843.081 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-09-04", "window": { "start": { "local": "2064-09-05T00:24:31+08:00", "utc": "2064-09-04T16:24:31Z", "ms": 2987771070868.3203 }, "end": { "local": "2064-09-05T01:12:31+08:00", "utc": "2064-09-04T17:12:31Z", "ms": 2987773950868.3203 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 20:50 on Wed 3 Sep to 22:00 on Thu 4 Sep.", "fact": "2064-09-03T12:50:15Z → 2064-09-04T13:59:42Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:25–01:13 on the 3rd, 00:25–01:13 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8689 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Qingyang, 2064: Wednesday 3 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": "2064-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-03", "confidence": "determinate" } ], "quote": "In Qingyang, Janmāṣṭamī 2064 falls on Wednesday 3 September. Aṣṭamī runs from 20:50 on Wed 3 Sep to 22:00 on Thu 4 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21199, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-09-02T19:06:07+08:00", "utc": "2064-09-02T11:06:07Z", "ms": 2987579166966.8105 }, "end": { "local": "2064-09-03T20:50:15+08:00", "utc": "2064-09-03T12:50:15Z", "ms": 2987671815263.951 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-02T19:06:07+08:00", "utc": "2064-09-02T11:06:07Z", "ms": 2987579166966.8105 }, "end": { "local": "2064-09-03T20:50:15+08:00", "utc": "2064-09-03T12:50:15Z", "ms": 2987671815263.951 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-02", "window": { "start": { "local": "2064-09-02T12:24:48+08:00", "utc": "2064-09-02T04:24:48Z", "ms": 2987555087931.4844 }, "end": { "local": "2064-09-02T13:12:48+08:00", "utc": "2064-09-02T05:12:48Z", "ms": 2987557967931.4844 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-03", "window": { "start": { "local": "2064-09-03T12:24:28+08:00", "utc": "2064-09-03T04:24:28Z", "ms": 2987641468199.9014 }, "end": { "local": "2064-09-03T13:12:28+08:00", "utc": "2064-09-03T05:12:28Z", "ms": 2987644348199.9014 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:06 on Tue 2 Sep to 20:50 on Wed 3 Sep.", "fact": "2064-09-02T11:06:07Z → 2064-09-03T12:50:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 2nd, 12:24–13:12 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21199 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Qingyang, 2064: Wednesday 3 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": "2064-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-03", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalā Saptamī 2064 falls on Wednesday 3 September. Saptamī runs from 19:06 on Tue 2 Sep to 20:50 on Wed 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-09-07", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29935, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-09-06T22:07:47+08:00", "utc": "2064-09-06T14:07:47Z", "ms": 2987935666830.347 }, "end": { "local": "2064-09-07T21:01:17+08:00", "utc": "2064-09-07T13:01:17Z", "ms": 2988018077482.1196 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-06T22:07:47+08:00", "utc": "2064-09-06T14:07:47Z", "ms": 2987935666830.347 }, "end": { "local": "2064-09-07T21:01:17+08:00", "utc": "2064-09-07T13:01:17Z", "ms": 2988018077482.1196 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-09-07", "window": { "start": { "local": "2064-09-07T06:26:42+08:00", "utc": "2064-09-06T22:26:42Z", "ms": 2987965601585.1035 }, "end": { "local": "2064-09-07T06:26:42+08:00", "utc": "2064-09-06T22:26:42Z", "ms": 2987965601585.1035 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-09-08", "window": { "start": { "local": "2064-09-08T06:27:27+08:00", "utc": "2064-09-07T22:27:27Z", "ms": 2988052046813.006 }, "end": { "local": "2064-09-08T06:27:27+08:00", "utc": "2064-09-07T22:27:27Z", "ms": 2988052046813.006 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:08 on Sat 6 Sep to 21:01 on Sun 7 Sep.", "fact": "2064-09-06T14:07:47Z → 2064-09-07T13:01:17Z" }, { "step": "kaala", "text": "Sunrise is at 06:27 on the 7th and 06:27 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 29935 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Qingyang, 2064: Sunday 7 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-07", "confidence": "determinate" } ], "quote": "In Qingyang, Ajā Ekādaśī 2064 falls on Sunday 7 September. Ekādaśī runs from 22:08 on Sat 6 Sep to 21:01 on Sun 7 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-09-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-09-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-08", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 237, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-09-08T19:10:03+08:00", "utc": "2064-09-08T11:10:03Z", "ms": 2988097803269.27 }, "end": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-08T19:10:03+08:00", "utc": "2064-09-08T11:10:03Z", "ms": 2988097803269.27 }, "end": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-09-08", "window": { "start": { "local": "2064-09-08T19:06:06+08:00", "utc": "2064-09-08T11:06:06Z", "ms": 2988097566080.7124 }, "end": { "local": "2064-09-08T20:37:03+08:00", "utc": "2064-09-08T12:37:03Z", "ms": 2988103022875.5044 } }, "covered_min": 87, "window_min": 91, "qualifies": true }, { "local_date": "2064-09-09", "window": { "start": { "local": "2064-09-09T19:04:39+08:00", "utc": "2064-09-09T11:04:39Z", "ms": 2988183879158.819 }, "end": { "local": "2064-09-09T20:35:54+08:00", "utc": "2064-09-09T12:35:54Z", "ms": 2988189353574.408 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:10 on Mon 8 Sep to 16:39 on Tue 9 Sep.", "fact": "2064-09-08T11:10:03Z → 2064-09-09T08:39:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:06–20:37 on the 8th, 19:05–20:36 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 87 of 91 minutes on the 8th and 0 of 91 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 237 s < 300 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Monday 8 September.", "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": "2064-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-08", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Monday 8 September. Trayodaśī runs from 19:10 on Mon 8 Sep to 16:39 on Tue 9 Sep and covers 87 of 91 minutes of pradoṣa that evening. It is 3 min 57 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-09-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8714, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 }, "end": { "local": "2064-09-10T13:36:54+08:00", "utc": "2064-09-10T05:36:54Z", "ms": 2988250614069.0757 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 }, "end": { "local": "2064-09-10T13:36:54+08:00", "utc": "2064-09-10T05:36:54Z", "ms": 2988250614069.0757 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-09-09", "window": { "start": { "local": "2064-09-09T19:04:39+08:00", "utc": "2064-09-09T11:04:39Z", "ms": 2988183879158.819 }, "end": { "local": "2064-09-09T20:35:54+08:00", "utc": "2064-09-09T12:35:54Z", "ms": 2988189353574.408 } }, "covered_min": 91, "window_min": 91, "qualifies": true }, { "local_date": "2064-09-10", "window": { "start": { "local": "2064-09-10T19:03:12+08:00", "utc": "2064-09-10T11:03:12Z", "ms": 2988270191976.652 }, "end": { "local": "2064-09-10T20:34:44+08:00", "utc": "2064-09-10T12:34:44Z", "ms": 2988275684049.0254 } }, "covered_min": 0, "window_min": 92, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:39 on Tue 9 Sep to 13:37 on Wed 10 Sep.", "fact": "2064-09-09T08:39:26Z → 2064-09-10T05:36:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:05–20:36 on the 9th, 19:03–20:35 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 91 of 91 minutes on the 9th and 0 of 92 on the 10th.", "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 8714 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Qingyang, 2064: Tuesday 9 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": "2064-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-09", "confidence": "determinate" } ], "quote": "In Qingyang, Aghora Caturdaśī 2064 falls on Tuesday 9 September. Caturdaśī runs from 16:39 on Tue 9 Sep to 13:37 on Wed 10 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/shivaratri?on=2064-09-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27803, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 }, "end": { "local": "2064-09-10T13:36:54+08:00", "utc": "2064-09-10T05:36:54Z", "ms": 2988250614069.0757 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-09T16:39:26+08:00", "utc": "2064-09-09T08:39:26Z", "ms": 2988175165550.09 }, "end": { "local": "2064-09-10T13:36:54+08:00", "utc": "2064-09-10T05:36:54Z", "ms": 2988250614069.0757 } }, "kaala": "nishita", "days": [ { "local_date": "2064-09-09", "window": { "start": { "local": "2064-09-10T00:22:48+08:00", "utc": "2064-09-09T16:22:48Z", "ms": 2988202968217.279 }, "end": { "local": "2064-09-10T01:10:48+08:00", "utc": "2064-09-09T17:10:48Z", "ms": 2988205848217.279 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-09-10", "window": { "start": { "local": "2064-09-11T00:22:27+08:00", "utc": "2064-09-10T16:22:27Z", "ms": 2988289347248.052 }, "end": { "local": "2064-09-11T01:10:27+08:00", "utc": "2064-09-10T17:10:27Z", "ms": 2988292227248.052 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:39 on Tue 9 Sep to 13:37 on Wed 10 Sep.", "fact": "2064-09-09T08:39:26Z → 2064-09-10T05:36:54Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 9th, 00:22–01:10 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 27803 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Tuesday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-09", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Tuesday 9 September. Caturdaśī runs from 16:39 on Tue 9 Sep to 13:37 on Wed 10 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-09-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7816, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-09-11T10:11:27+08:00", "utc": "2064-09-11T02:11:27Z", "ms": 2988324687203.963 }, "end": { "local": "2064-09-12T06:32:57+08:00", "utc": "2064-09-11T22:32:57Z", "ms": 2988397977487.9995 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-11T10:11:27+08:00", "utc": "2064-09-11T02:11:27Z", "ms": 2988324687203.963 }, "end": { "local": "2064-09-12T06:32:57+08:00", "utc": "2064-09-11T22:32:57Z", "ms": 2988397977487.9995 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-11", "window": { "start": { "local": "2064-09-11T12:21:44+08:00", "utc": "2064-09-11T04:21:44Z", "ms": 2988332503539.527 }, "end": { "local": "2064-09-11T13:09:44+08:00", "utc": "2064-09-11T05:09:44Z", "ms": 2988335383539.527 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-09-12", "window": { "start": { "local": "2064-09-12T12:21:22+08:00", "utc": "2064-09-12T04:21:22Z", "ms": 2988418882354.7637 }, "end": { "local": "2064-09-12T13:09:22+08:00", "utc": "2064-09-12T05:09:22Z", "ms": 2988421762354.7637 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 10:11 on Thu 11 Sep to 06:33 on Fri 12 Sep.", "fact": "2064-09-11T02:11:27Z → 2064-09-11T22:32:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 11th, 12:21–13:09 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 48 of 48 minutes on the 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 7816 s" }, { "step": "ruling", "text": "Rudra Vrata, Qingyang, 2064: Thursday 11 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": "2064-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-11", "confidence": "determinate" } ], "quote": "In Qingyang, Rudra Vrata 2064 falls on Thursday 11 September. Pratipadā runs from 10:11 on Thu 11 Sep to 06:33 on Fri 12 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34158, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2064-09-13T02:51:43+08:00", "utc": "2064-09-12T18:51:43Z", "ms": 2988471102685.141 }, "end": { "local": "2064-09-13T23:18:00+08:00", "utc": "2064-09-13T15:18:00Z", "ms": 2988544680140.155 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-13T02:51:43+08:00", "utc": "2064-09-12T18:51:43Z", "ms": 2988471102685.141 }, "end": { "local": "2064-09-13T23:18:00+08:00", "utc": "2064-09-13T15:18:00Z", "ms": 2988544680140.155 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-13", "window": { "start": { "local": "2064-09-13T12:21:01+08:00", "utc": "2064-09-13T04:21:01Z", "ms": 2988505261086.434 }, "end": { "local": "2064-09-13T13:09:01+08:00", "utc": "2064-09-13T05:09:01Z", "ms": 2988508141086.434 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-09-14", "window": { "start": { "local": "2064-09-14T12:20:40+08:00", "utc": "2064-09-14T04:20:40Z", "ms": 2988591639749.92 }, "end": { "local": "2064-09-14T13:08:40+08:00", "utc": "2064-09-14T05:08:40Z", "ms": 2988594519749.92 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 02:52 on Sat 13 Sep to 23:18 on Sat 13 Sep.", "fact": "2064-09-12T18:51:43Z → 2064-09-13T15:18:00Z" }, { "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": "Tṛtīyā 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34158 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Qingyang, 2064: Saturday 13 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": "2064-09-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-13", "confidence": "determinate" } ], "quote": "In Qingyang, Haritālikā Vrata (Hartalika Teej) 2064 falls on Saturday 13 September. Tṛtīyā runs from 02:52 on Sat 13 Sep to 23:18 on Sat 13 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24781, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-09-13T23:18:00+08:00", "utc": "2064-09-13T15:18:00Z", "ms": 2988544680140.155 }, "end": { "local": "2064-09-14T20:01:41+08:00", "utc": "2064-09-14T12:01:41Z", "ms": 2988619301155.865 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-13T23:18:00+08:00", "utc": "2064-09-13T15:18:00Z", "ms": 2988544680140.155 }, "end": { "local": "2064-09-14T20:01:41+08:00", "utc": "2064-09-14T12:01:41Z", "ms": 2988619301155.865 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-13", "window": { "start": { "local": "2064-09-13T12:21:01+08:00", "utc": "2064-09-13T04:21:01Z", "ms": 2988505261086.434 }, "end": { "local": "2064-09-13T13:09:01+08:00", "utc": "2064-09-13T05:09:01Z", "ms": 2988508141086.434 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-14", "window": { "start": { "local": "2064-09-14T12:20:40+08:00", "utc": "2064-09-14T04:20:40Z", "ms": 2988591639749.92 }, "end": { "local": "2064-09-14T13:08:40+08:00", "utc": "2064-09-14T05:08:40Z", "ms": 2988594519749.92 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:18 on Sat 13 Sep to 20:02 on Sun 14 Sep.", "fact": "2064-09-13T15:18:00Z → 2064-09-14T12:01:41Z" }, { "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": "Caturthī 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 24781 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Qingyang, 2064: Sunday 14 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": "2064-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-14", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Caturthī 2064 falls on Sunday 14 September. Caturthī runs from 23:18 on Sat 13 Sep to 20:02 on Sun 14 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14604, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-09-14T20:01:41+08:00", "utc": "2064-09-14T12:01:41Z", "ms": 2988619301155.865 }, "end": { "local": "2064-09-15T17:11:43+08:00", "utc": "2064-09-15T09:11:43Z", "ms": 2988695502547.1772 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-14T20:01:41+08:00", "utc": "2064-09-14T12:01:41Z", "ms": 2988619301155.865 }, "end": { "local": "2064-09-15T17:11:43+08:00", "utc": "2064-09-15T09:11:43Z", "ms": 2988695502547.1772 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-14", "window": { "start": { "local": "2064-09-14T12:20:40+08:00", "utc": "2064-09-14T04:20:40Z", "ms": 2988591639749.92 }, "end": { "local": "2064-09-14T13:08:40+08:00", "utc": "2064-09-14T05:08:40Z", "ms": 2988594519749.92 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-15", "window": { "start": { "local": "2064-09-15T12:20:18+08:00", "utc": "2064-09-15T04:20:18Z", "ms": 2988678018360.5205 }, "end": { "local": "2064-09-15T13:08:18+08:00", "utc": "2064-09-15T05:08:18Z", "ms": 2988680898360.5205 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:02 on Sun 14 Sep to 17:12 on Mon 15 Sep.", "fact": "2064-09-14T12:01:41Z → 2064-09-15T09:11:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 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": "Pañcamī 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 14604 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Qingyang, 2064: Monday 15 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": "2064-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-15", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Pañcamī 2064 falls on Monday 15 September. Pañcamī runs from 20:02 on Sun 14 Sep to 17:12 on Mon 15 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6457, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-09-15T17:11:43+08:00", "utc": "2064-09-15T09:11:43Z", "ms": 2988695502547.1772 }, "end": { "local": "2064-09-16T14:55:34+08:00", "utc": "2064-09-16T06:55:34Z", "ms": 2988773734257.827 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-15T17:11:43+08:00", "utc": "2064-09-15T09:11:43Z", "ms": 2988695502547.1772 }, "end": { "local": "2064-09-16T14:55:34+08:00", "utc": "2064-09-16T06:55:34Z", "ms": 2988773734257.827 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-15", "window": { "start": { "local": "2064-09-15T12:20:18+08:00", "utc": "2064-09-15T04:20:18Z", "ms": 2988678018360.5205 }, "end": { "local": "2064-09-15T13:08:18+08:00", "utc": "2064-09-15T05:08:18Z", "ms": 2988680898360.5205 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-16", "window": { "start": { "local": "2064-09-16T12:19:57+08:00", "utc": "2064-09-16T04:19:57Z", "ms": 2988764396936.158 }, "end": { "local": "2064-09-16T13:07:57+08:00", "utc": "2064-09-16T05:07:57Z", "ms": 2988767276936.158 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 17:12 on Mon 15 Sep to 14:56 on Tue 16 Sep.", "fact": "2064-09-15T09:11:43Z → 2064-09-16T06:55:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 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": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6457 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Qingyang, 2064: Tuesday 16 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": "2064-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-16", "confidence": "determinate" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Bhādrapada) 2064 falls on Tuesday 16 September. Ṣaṣṭhī runs from 17:12 on Mon 15 Sep to 14:56 on Tue 16 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 670, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-09-16T14:55:34+08:00", "utc": "2064-09-16T06:55:34Z", "ms": 2988773734257.827 }, "end": { "local": "2064-09-17T13:18:45+08:00", "utc": "2064-09-17T05:18:45Z", "ms": 2988854325012.7983 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-16T14:55:34+08:00", "utc": "2064-09-16T06:55:34Z", "ms": 2988773734257.827 }, "end": { "local": "2064-09-17T13:18:45+08:00", "utc": "2064-09-17T05:18:45Z", "ms": 2988854325012.7983 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-16", "window": { "start": { "local": "2064-09-16T12:19:57+08:00", "utc": "2064-09-16T04:19:57Z", "ms": 2988764396936.158 }, "end": { "local": "2064-09-16T13:07:57+08:00", "utc": "2064-09-16T05:07:57Z", "ms": 2988767276936.158 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-17", "window": { "start": { "local": "2064-09-17T12:19:35+08:00", "utc": "2064-09-17T04:19:35Z", "ms": 2988850775494.907 }, "end": { "local": "2064-09-17T13:07:35+08:00", "utc": "2064-09-17T05:07:35Z", "ms": 2988853655494.907 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 14:56 on Tue 16 Sep to 13:19 on Wed 17 Sep.", "fact": "2064-09-16T06:55:34Z → 2064-09-17T05:18:45Z" }, { "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": "Saptamī 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 670 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Qingyang, 2064: Wednesday 17 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": "2064-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-17", "confidence": "determinate" } ], "quote": "In Qingyang, Muktābharaṇa Vrata 2064 falls on Wednesday 17 September. Saptamī runs from 14:56 on Tue 16 Sep to 13:19 on Wed 17 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-18", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 298, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-09-17T13:18:45+08:00", "utc": "2064-09-17T05:18:45Z", "ms": 2988854325012.7983 }, "end": { "local": "2064-09-18T12:24:12+08:00", "utc": "2064-09-18T04:24:12Z", "ms": 2988937451936.054 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-17T13:18:45+08:00", "utc": "2064-09-17T05:18:45Z", "ms": 2988854325012.7983 }, "end": { "local": "2064-09-18T12:24:12+08:00", "utc": "2064-09-18T04:24:12Z", "ms": 2988937451936.054 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-17", "window": { "start": { "local": "2064-09-17T12:19:35+08:00", "utc": "2064-09-17T04:19:35Z", "ms": 2988850775494.907 }, "end": { "local": "2064-09-17T13:07:35+08:00", "utc": "2064-09-17T05:07:35Z", "ms": 2988853655494.907 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-18", "window": { "start": { "local": "2064-09-18T12:19:14+08:00", "utc": "2064-09-18T04:19:14Z", "ms": 2988937154056.1875 }, "end": { "local": "2064-09-18T13:07:14+08:00", "utc": "2064-09-18T05:07:14Z", "ms": 2988940034056.1875 } }, "covered_min": 5, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 13:19 on Wed 17 Sep to 12:24 on Thu 18 Sep.", "fact": "2064-09-17T05:18:45Z → 2064-09-18T04:24:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 17th, 12:19–13:07 on the 18th.", "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 17th and 5 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: unstated → only-day · margin 298 s < 300 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Qingyang, 2064: Thursday 18 September.", "fact": "confidence: boundary (margin)" } ], "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": "2064-09-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-18", "confidence": "boundary" } ], "quote": "In Qingyang, Rādhāṣṭamī 2064 falls on Thursday 18 September. Aṣṭamī runs from 13:19 on Wed 17 Sep to 12:24 on Thu 18 Sep and covers 5 of 48 minutes of madhyāhna that midday. It is 4 min 58 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-09-21", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21793, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-09-20T12:39:44+08:00", "utc": "2064-09-20T04:39:44Z", "ms": 2989111183711.8013 }, "end": { "local": "2064-09-21T13:42:25+08:00", "utc": "2064-09-21T05:42:25Z", "ms": 2989201345214.45 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-20T12:39:44+08:00", "utc": "2064-09-20T04:39:44Z", "ms": 2989111183711.8013 }, "end": { "local": "2064-09-21T13:42:25+08:00", "utc": "2064-09-21T05:42:25Z", "ms": 2989201345214.45 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-09-20", "window": { "start": { "local": "2064-09-20T06:36:31+08:00", "utc": "2064-09-19T22:36:31Z", "ms": 2989089391033.4165 }, "end": { "local": "2064-09-20T06:36:31+08:00", "utc": "2064-09-19T22:36:31Z", "ms": 2989089391033.4165 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-09-21", "window": { "start": { "local": "2064-09-21T06:37:17+08:00", "utc": "2064-09-20T22:37:17Z", "ms": 2989175836730.891 }, "end": { "local": "2064-09-21T06:37:17+08:00", "utc": "2064-09-20T22:37:17Z", "ms": 2989175836730.891 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:40 on Sat 20 Sep to 13:42 on Sun 21 Sep.", "fact": "2064-09-20T04:39:44Z → 2064-09-21T05:42:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 20th and 06:37 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21793 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Qingyang, 2064: Sunday 21 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-21", "confidence": "determinate" } ], "quote": "In Qingyang, Parivartanī Ekādaśī 2064 falls on Sunday 21 September. Ekādaśī runs from 12:40 on Sat 20 Sep to 13:42 on Sun 21 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-09-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2175, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-09-21T13:42:25+08:00", "utc": "2064-09-21T05:42:25Z", "ms": 2989201345214.45 }, "end": { "local": "2064-09-22T15:13:59+08:00", "utc": "2064-09-22T07:13:59Z", "ms": 2989293239304.198 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-21T13:42:25+08:00", "utc": "2064-09-21T05:42:25Z", "ms": 2989201345214.45 }, "end": { "local": "2064-09-22T15:13:59+08:00", "utc": "2064-09-22T07:13:59Z", "ms": 2989293239304.198 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-09-21", "window": { "start": { "local": "2064-09-21T12:18:10+08:00", "utc": "2064-09-21T04:18:10Z", "ms": 2989196289963.001 }, "end": { "local": "2064-09-21T13:06:10+08:00", "utc": "2064-09-21T05:06:10Z", "ms": 2989199169963.001 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-09-22", "window": { "start": { "local": "2064-09-22T12:17:49+08:00", "utc": "2064-09-22T04:17:49Z", "ms": 2989282668745.664 }, "end": { "local": "2064-09-22T13:05:49+08:00", "utc": "2064-09-22T05:05:49Z", "ms": 2989285548745.664 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 13:42 on Sun 21 Sep to 15:14 on Mon 22 Sep.", "fact": "2064-09-21T05:42:25Z → 2064-09-22T07:13:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 21st, 12:18–13:06 on the 22nd.", "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 21st and 48 of 48 on the 22nd.", "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 2175 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Qingyang, 2064: Monday 22 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vamana-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Visnuparivartanotsava, Sakrotthana (in any of the naksatras U. Asadha, Sravana & Dhanistha), Kalki dvadasi, Sravana dvadasi (when combined with naksatra Sravana), Vamana jayanti (madhyahna vyapini)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-22", "confidence": "boundary" } ], "quote": "In Qingyang, Vāmana Jayantī 2064 falls on Monday 22 September. Dvādaśī runs from 13:42 on Sun 21 Sep to 15:14 on Mon 22 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-09-22", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5772, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-09-22T15:13:59+08:00", "utc": "2064-09-22T07:13:59Z", "ms": 2989293239304.198 }, "end": { "local": "2064-09-23T17:07:54+08:00", "utc": "2064-09-23T09:07:54Z", "ms": 2989386474487.2256 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-22T15:13:59+08:00", "utc": "2064-09-22T07:13:59Z", "ms": 2989293239304.198 }, "end": { "local": "2064-09-23T17:07:54+08:00", "utc": "2064-09-23T09:07:54Z", "ms": 2989386474487.2256 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-09-22", "window": { "start": { "local": "2064-09-22T18:45:35+08:00", "utc": "2064-09-22T10:45:35Z", "ms": 2989305934955.3003 }, "end": { "local": "2064-09-22T20:20:41+08:00", "utc": "2064-09-22T12:20:41Z", "ms": 2989311640756.4995 } }, "covered_min": 95, "window_min": 95, "qualifies": true }, { "local_date": "2064-09-23", "window": { "start": { "local": "2064-09-23T18:44:07+08:00", "utc": "2064-09-23T10:44:07Z", "ms": 2989392246814.6504 }, "end": { "local": "2064-09-23T20:19:31+08:00", "utc": "2064-09-23T12:19:31Z", "ms": 2989397970510.244 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:14 on Mon 22 Sep to 17:08 on Tue 23 Sep.", "fact": "2064-09-22T07:13:59Z → 2064-09-23T09:07:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:46–20:21 on the 22nd, 18:44–20:20 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 95 of 95 minutes on the 22nd and 0 of 95 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5772 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Monday 22 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": "2064-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-22", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Monday 22 September. Trayodaśī runs from 15:14 on Mon 22 Sep to 17:08 on Tue 23 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-09-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29042, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-09-23T17:07:54+08:00", "utc": "2064-09-23T09:07:54Z", "ms": 2989386474487.2256 }, "end": { "local": "2064-09-24T19:18:02+08:00", "utc": "2064-09-24T11:18:02Z", "ms": 2989480682071.647 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2064-09-23T17:07:54+08:00", "utc": "2064-09-23T09:07:54Z", "ms": 2989386474487.2256 }, "end": { "local": "2064-09-24T19:18:02+08:00", "utc": "2064-09-24T11:18:02Z", "ms": 2989480682071.647 } }, "kaala": "udaya-3", "days": [ { "local_date": "2064-09-23", "window": { "start": { "local": "2064-09-23T06:38:48+08:00", "utc": "2064-09-22T22:38:48Z", "ms": 2989348728464.2954 }, "end": { "local": "2064-09-23T09:03:52+08:00", "utc": "2064-09-23T01:03:52Z", "ms": 2989357432134.366 } }, "covered_min": 0, "window_min": 145, "qualifies": false }, { "local_date": "2064-09-24", "window": { "start": { "local": "2064-09-24T06:39:35+08:00", "utc": "2064-09-23T22:39:35Z", "ms": 2989435174531.6035 }, "end": { "local": "2064-09-24T09:04:11+08:00", "utc": "2064-09-24T01:04:11Z", "ms": 2989443851385.963 } }, "covered_min": 145, "window_min": 145, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:08 on Tue 23 Sep to 19:18 on Wed 24 Sep.", "fact": "2064-09-23T09:07:54Z → 2064-09-24T11:18:02Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:39–09:04 on the 23rd, 06:40–09:04 on the 24th.", "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 145 minutes on the 23rd and 145 of 145 on the 24th.", "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 29042 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Qingyang, 2064: Wednesday 24 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": "2064-09-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-24", "confidence": "determinate" } ], "quote": "In Qingyang, Ananta Caturdaśī 2064 falls on Wednesday 24 September. Caturdaśī runs from 17:08 on Tue 23 Sep to 19:18 on Wed 24 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-09-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33652, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-09-29T04:58:26+08:00", "utc": "2064-09-28T20:58:26Z", "ms": 2989861105692.5947 }, "end": { "local": "2064-09-30T07:12:41+08:00", "utc": "2064-09-29T23:12:41Z", "ms": 2989955560887.9966 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-09-29T04:58:26+08:00", "utc": "2064-09-28T20:58:26Z", "ms": 2989861105692.5947 }, "end": { "local": "2064-09-30T07:12:41+08:00", "utc": "2064-09-29T23:12:41Z", "ms": 2989955560887.9966 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-09-28", "window": { "start": { "local": "2064-09-28T19:37:34+08:00", "utc": "2064-09-28T11:37:34Z", "ms": 2989827453629.8867 }, "end": { "local": "2064-09-28T19:37:34+08:00", "utc": "2064-09-28T11:37:34Z", "ms": 2989827453629.8867 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-09-29", "window": { "start": { "local": "2064-09-29T20:10:26+08:00", "utc": "2064-09-29T12:10:26Z", "ms": 2989915825638.93 }, "end": { "local": "2064-09-29T20:10:26+08:00", "utc": "2064-09-29T12:10:26Z", "ms": 2989915825638.93 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:58 on Mon 29 Sep to 07:13 on Tue 30 Sep.", "fact": "2064-09-28T20:58:26Z → 2064-09-29T23:12:41Z" }, { "step": "kaala", "text": "Moonrise is at 19:38 on the 28th and 20:10 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 28th and is on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33652 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Monday 29 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": "2064-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-09-29", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Monday 29 September. Caturthī runs from 04:58 on Mon 29 Sep to 07:13 on Tue 30 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-09-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42426, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-10-01T09:09:25+08:00", "utc": "2064-10-01T01:09:25Z", "ms": 2990048965137.4336 }, "end": { "local": "2064-10-02T10:40:23+08:00", "utc": "2064-10-02T02:40:23Z", "ms": 2990140823074.9775 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-01T09:09:25+08:00", "utc": "2064-10-01T01:09:25Z", "ms": 2990048965137.4336 }, "end": { "local": "2064-10-02T10:40:23+08:00", "utc": "2064-10-02T02:40:23Z", "ms": 2990140823074.9775 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-10-01", "window": { "start": { "local": "2064-10-01T21:34:32+08:00", "utc": "2064-10-01T13:34:32Z", "ms": 2990093671608.8247 }, "end": { "local": "2064-10-01T21:34:32+08:00", "utc": "2064-10-01T13:34:32Z", "ms": 2990093671608.8247 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-10-02", "window": { "start": { "local": "2064-10-02T22:27:29+08:00", "utc": "2064-10-02T14:27:29Z", "ms": 2990183249274.3306 }, "end": { "local": "2064-10-02T22:27:29+08:00", "utc": "2064-10-02T14:27:29Z", "ms": 2990183249274.3306 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 09:09 on Wed 1 Oct to 10:40 on Thu 2 Oct.", "fact": "2064-10-01T01:09:25Z → 2064-10-02T02:40:23Z" }, { "step": "kaala", "text": "Moonrise is at 21:35 on the 1st and 22:27 on the 2nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is on the 1st and is not on the 2nd.", "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 42426 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Qingyang, 2064: Wednesday 1 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": "2064-10-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-01", "confidence": "determinate" } ], "quote": "In Qingyang, Candra Ṣaṣṭhī 2064 falls on Wednesday 1 October. Ṣaṣṭhī runs from 09:09 on Wed 1 Oct to 10:40 on Thu 2 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23689, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-10-03T11:37:22+08:00", "utc": "2064-10-03T03:37:22Z", "ms": 2990230642090.1245 }, "end": { "local": "2064-10-04T11:53:23+08:00", "utc": "2064-10-04T03:53:23Z", "ms": 2990318003089.4395 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-03T11:37:22+08:00", "utc": "2064-10-03T03:37:22Z", "ms": 2990230642090.1245 }, "end": { "local": "2064-10-04T11:53:23+08:00", "utc": "2064-10-04T03:53:23Z", "ms": 2990318003089.4395 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-10-03", "window": { "start": { "local": "2064-10-03T18:29:38+08:00", "utc": "2064-10-03T10:29:38Z", "ms": 2990255377584.783 }, "end": { "local": "2064-10-03T20:08:00+08:00", "utc": "2064-10-03T12:08:00Z", "ms": 2990261280083.0317 } }, "covered_min": 98, "window_min": 98, "qualifies": true }, { "local_date": "2064-10-04", "window": { "start": { "local": "2064-10-04T18:28:13+08:00", "utc": "2064-10-04T10:28:13Z", "ms": 2990341692560.3833 }, "end": { "local": "2064-10-04T20:06:53+08:00", "utc": "2064-10-04T12:06:53Z", "ms": 2990347612875.9946 } }, "covered_min": 0, "window_min": 99, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:37 on Fri 3 Oct to 11:53 on Sat 4 Oct.", "fact": "2064-10-03T03:37:22Z → 2064-10-04T03:53:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:30–20:08 on the 3rd, 18:28–20:07 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 98 of 98 minutes on the 3rd and 0 of 99 on the 4th.", "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 23689 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Qingyang, 2064: Friday 3 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": "2064-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-03", "confidence": "determinate" } ], "quote": "In Qingyang, Jitāṣṭamī (Jitiya) 2064 falls on Friday 3 October. Aṣṭamī runs from 11:37 on Fri 3 Oct to 11:53 on Sat 4 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42598, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-10-03T11:37:22+08:00", "utc": "2064-10-03T03:37:22Z", "ms": 2990230642090.1245 }, "end": { "local": "2064-10-04T11:53:23+08:00", "utc": "2064-10-04T03:53:23Z", "ms": 2990318003089.4395 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-03T11:37:22+08:00", "utc": "2064-10-03T03:37:22Z", "ms": 2990230642090.1245 }, "end": { "local": "2064-10-04T11:53:23+08:00", "utc": "2064-10-04T03:53:23Z", "ms": 2990318003089.4395 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-10-03", "window": { "start": { "local": "2064-10-03T23:27:20+08:00", "utc": "2064-10-03T15:27:20Z", "ms": 2990273239997.45 }, "end": { "local": "2064-10-03T23:27:20+08:00", "utc": "2064-10-03T15:27:20Z", "ms": 2990273239997.45 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-10-04", "window": { "start": { "local": "2064-10-05T00:32:27+08:00", "utc": "2064-10-04T16:32:27Z", "ms": 2990363546878.0405 }, "end": { "local": "2064-10-05T00:32:27+08:00", "utc": "2064-10-04T16:32:27Z", "ms": 2990363546878.0405 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:37 on Fri 3 Oct to 11:53 on Sat 4 Oct.", "fact": "2064-10-03T03:37:22Z → 2064-10-04T03:53:23Z" }, { "step": "kaala", "text": "Moonrise is at 23:27 on the 3rd and 00:32 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 3rd and is not 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: unstated → only-day · margin 42598 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Qingyang, 2064: Friday 3 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": "2064-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-03", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālakṣmī Vrata Samāpana 2064 falls on Friday 3 October. Aṣṭamī runs from 11:37 on Fri 3 Oct to 11:53 on Sat 4 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-10-07", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4508, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-10-06T10:07:05+08:00", "utc": "2064-10-06T02:07:05Z", "ms": 2990484424898.6406 }, "end": { "local": "2064-10-07T08:05:01+08:00", "utc": "2064-10-07T00:05:01Z", "ms": 2990563500850.262 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-06T10:07:05+08:00", "utc": "2064-10-06T02:07:05Z", "ms": 2990484424898.6406 }, "end": { "local": "2064-10-07T08:05:01+08:00", "utc": "2064-10-07T00:05:01Z", "ms": 2990563500850.262 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-10-06", "window": { "start": { "local": "2064-10-06T06:49:04+08:00", "utc": "2064-10-05T22:49:04Z", "ms": 2990472543839.5186 }, "end": { "local": "2064-10-06T06:49:04+08:00", "utc": "2064-10-05T22:49:04Z", "ms": 2990472543839.5186 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-10-07", "window": { "start": { "local": "2064-10-07T06:49:53+08:00", "utc": "2064-10-06T22:49:53Z", "ms": 2990558993065.5435 }, "end": { "local": "2064-10-07T06:49:53+08:00", "utc": "2064-10-06T22:49:53Z", "ms": 2990558993065.5435 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:07 on Mon 6 Oct to 08:05 on Tue 7 Oct.", "fact": "2064-10-06T02:07:05Z → 2064-10-07T00:05:01Z" }, { "step": "kaala", "text": "Sunrise is at 06:49 on the 6th and 06:50 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 4508 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Qingyang, 2064: Tuesday 7 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-10-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-07", "confidence": "determinate" } ], "quote": "In Qingyang, Indirā Ekādaśī 2064 falls on Tuesday 7 October. Ekādaśī runs from 10:07 on Mon 6 Oct to 08:05 on Tue 7 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-10-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/pradosha-vrata?on=2064-10-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21859, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-10-08T05:22:27+08:00", "utc": "2064-10-07T21:22:27Z", "ms": 2990640147331.7075 }, "end": { "local": "2064-10-09T02:06:47+08:00", "utc": "2064-10-08T18:06:47Z", "ms": 2990714807494.5986 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-08T05:22:27+08:00", "utc": "2064-10-07T21:22:27Z", "ms": 2990640147331.7075 }, "end": { "local": "2064-10-09T02:06:47+08:00", "utc": "2064-10-08T18:06:47Z", "ms": 2990714807494.5986 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-10-07", "window": { "start": { "local": "2064-10-07T18:24:00+08:00", "utc": "2064-10-07T10:24:00Z", "ms": 2990600640428.556 }, "end": { "local": "2064-10-07T20:03:34+08:00", "utc": "2064-10-07T12:03:34Z", "ms": 2990606614052.9683 } }, "covered_min": 0, "window_min": 100, "qualifies": false }, { "local_date": "2064-10-08", "window": { "start": { "local": "2064-10-08T18:22:37+08:00", "utc": "2064-10-08T10:22:37Z", "ms": 2990686957465.5703 }, "end": { "local": "2064-10-08T20:02:29+08:00", "utc": "2064-10-08T12:02:29Z", "ms": 2990692948801.1304 } }, "covered_min": 100, "window_min": 100, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:22 on Wed 8 Oct to 02:07 on Thu 9 Oct.", "fact": "2064-10-07T21:22:27Z → 2064-10-08T18:06:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:24–20:04 on the 7th, 18:23–20:02 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 100 minutes on the 7th and 100 of 100 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21859 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Wednesday 8 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-10-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-08", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Wednesday 8 October. Trayodaśī runs from 05:22 on Wed 8 Oct to 02:07 on Thu 9 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-10-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-10-08", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-08", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 3943, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-10-09T02:06:47+08:00", "utc": "2064-10-08T18:06:47Z", "ms": 2990714807494.5986 }, "end": { "local": "2064-10-09T22:27:18+08:00", "utc": "2064-10-09T14:27:18Z", "ms": 2990788037686.399 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-09T02:06:47+08:00", "utc": "2064-10-08T18:06:47Z", "ms": 2990714807494.5986 }, "end": { "local": "2064-10-09T22:27:18+08:00", "utc": "2064-10-09T14:27:18Z", "ms": 2990788037686.399 } }, "kaala": "nishita", "days": [ { "local_date": "2064-10-08", "window": { "start": { "local": "2064-10-09T00:13:05+08:00", "utc": "2064-10-08T16:13:05Z", "ms": 2990707984973.921 }, "end": { "local": "2064-10-09T01:01:05+08:00", "utc": "2064-10-08T17:01:05Z", "ms": 2990710864973.921 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-10-09", "window": { "start": { "local": "2064-10-10T00:12:49+08:00", "utc": "2064-10-09T16:12:49Z", "ms": 2990794368885.7197 }, "end": { "local": "2064-10-10T01:00:49+08:00", "utc": "2064-10-09T17:00:49Z", "ms": 2990797248885.7197 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:07 on Thu 9 Oct to 22:27 on Thu 9 Oct.", "fact": "2064-10-08T18:06:47Z → 2064-10-09T14:27:18Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:13–01:01 on the 8th, 00:13–01:01 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 0 of 48 on the 9th.", "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 3943 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Wednesday 8 October.", "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": "2064-10-08", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-08", "confidence": "boundary" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Wednesday 8 October. Caturdaśī runs from 02:07 on Thu 9 Oct to 22:27 on Thu 9 Oct, and reaches niśītha on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-10-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9127, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2064-10-09T22:27:18+08:00", "utc": "2064-10-09T14:27:18Z", "ms": 2990788037686.399 }, "end": { "local": "2064-10-10T18:34:31+08:00", "utc": "2064-10-10T10:34:31Z", "ms": 2990860470634.572 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-09T22:27:18+08:00", "utc": "2064-10-09T14:27:18Z", "ms": 2990788037686.399 }, "end": { "local": "2064-10-10T18:34:31+08:00", "utc": "2064-10-10T10:34:31Z", "ms": 2990860470634.572 } }, "kaala": "aparahna", "days": [ { "local_date": "2064-10-09", "window": { "start": { "local": "2064-10-09T13:45:22+08:00", "utc": "2064-10-09T05:45:22Z", "ms": 2990756722047.6055 }, "end": { "local": "2064-10-09T16:03:19+08:00", "utc": "2064-10-09T08:03:19Z", "ms": 2990764998569.3833 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "2064-10-10", "window": { "start": { "local": "2064-10-10T13:44:53+08:00", "utc": "2064-10-10T05:44:53Z", "ms": 2990843093071.7354 }, "end": { "local": "2064-10-10T16:02:23+08:00", "utc": "2064-10-10T08:02:23Z", "ms": 2990851343202.2217 } }, "covered_min": 138, "window_min": 138, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 22:27 on Thu 9 Oct to 18:35 on Fri 10 Oct.", "fact": "2064-10-09T14:27:18Z → 2064-10-10T10:34:31Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:45–16:03 on the 9th, 13:45–16:02 on the 10th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 0 of 138 minutes on the 9th and 138 of 138 on the 10th.", "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 9127 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Qingyang, 2064: Friday 10 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": "2064-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-10", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālaya Amāvāsyā 2064 falls on Friday 10 October. Amāvasyā runs from 22:27 on Thu 9 Oct to 18:35 on Fri 10 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5990, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-10-10T18:34:31+08:00", "utc": "2064-10-10T10:34:31Z", "ms": 2990860470634.572 }, "end": { "local": "2064-10-11T14:39:43+08:00", "utc": "2064-10-11T06:39:43Z", "ms": 2990932783108.07 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-10T18:34:31+08:00", "utc": "2064-10-10T10:34:31Z", "ms": 2990860470634.572 }, "end": { "local": "2064-10-11T14:39:43+08:00", "utc": "2064-10-11T06:39:43Z", "ms": 2990932783108.07 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-10-10", "window": { "start": { "local": "2064-10-10T12:12:08+08:00", "utc": "2064-10-10T04:12:08Z", "ms": 2990837528006.492 }, "end": { "local": "2064-10-10T13:00:08+08:00", "utc": "2064-10-10T05:00:08Z", "ms": 2990840408006.492 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-10-11", "window": { "start": { "local": "2064-10-11T12:11:53+08:00", "utc": "2064-10-11T04:11:53Z", "ms": 2990923912712.0454 }, "end": { "local": "2064-10-11T12:59:53+08:00", "utc": "2064-10-11T04:59:53Z", "ms": 2990926792712.0454 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 18:35 on Fri 10 Oct to 14:40 on Sat 11 Oct.", "fact": "2064-10-10T10:34:31Z → 2064-10-11T06:39:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 10th, 12:12–13:00 on the 11th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5990 s" }, { "step": "ruling", "text": "Navarātrārambha, Qingyang, 2064: Saturday 11 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": "2064-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-11", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Navratri) 2064 falls on Saturday 11 October. Pratipadā runs from 18:35 on Fri 10 Oct to 14:40 on Sat 11 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-10-13", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16885, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-10-13T07:29:59+08:00", "utc": "2064-10-12T23:29:59Z", "ms": 2991079798795.092 }, "end": { "local": "2064-10-14T04:36:47+08:00", "utc": "2064-10-13T20:36:47Z", "ms": 2991155807190.2334 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-13T07:29:59+08:00", "utc": "2064-10-12T23:29:59Z", "ms": 2991079798795.092 }, "end": { "local": "2064-10-14T04:36:47+08:00", "utc": "2064-10-13T20:36:47Z", "ms": 2991155807190.2334 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-10-13", "window": { "start": { "local": "2064-10-13T12:11:24+08:00", "utc": "2064-10-13T04:11:24Z", "ms": 2991096683634.715 }, "end": { "local": "2064-10-13T12:59:24+08:00", "utc": "2064-10-13T04:59:24Z", "ms": 2991099563634.715 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-10-14", "window": { "start": { "local": "2064-10-14T12:11:10+08:00", "utc": "2064-10-14T04:11:10Z", "ms": 2991183069879.3965 }, "end": { "local": "2064-10-14T12:59:10+08:00", "utc": "2064-10-14T04:59:10Z", "ms": 2991185949879.3965 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:30 on Mon 13 Oct to 04:37 on Tue 14 Oct.", "fact": "2064-10-12T23:29:59Z → 2064-10-13T20:36:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 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": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16885 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Monday 13 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": "2064-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-13", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Monday 13 October. Caturthī runs from 07:30 on Mon 13 Oct to 04:37 on Tue 14 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-10-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21591, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-10-16T00:57:39+08:00", "utc": "2064-10-15T16:57:39Z", "ms": 2991315459407.4683 }, "end": { "local": "2064-10-17T00:21:43+08:00", "utc": "2064-10-16T16:21:43Z", "ms": 2991399702696.1294 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-16T00:57:39+08:00", "utc": "2064-10-15T16:57:39Z", "ms": 2991315459407.4683 }, "end": { "local": "2064-10-17T00:21:43+08:00", "utc": "2064-10-16T16:21:43Z", "ms": 2991399702696.1294 } }, "kaala": "udaya-1", "days": [ { "local_date": "2064-10-16", "window": { "start": { "local": "2064-10-16T06:57:31+08:00", "utc": "2064-10-15T22:57:31Z", "ms": 2991337050779.579 }, "end": { "local": "2064-10-16T07:42:29+08:00", "utc": "2064-10-15T23:42:29Z", "ms": 2991339748543.549 } }, "covered_min": 45, "window_min": 45, "qualifies": true }, { "local_date": "2064-10-17", "window": { "start": { "local": "2064-10-17T06:58:23+08:00", "utc": "2064-10-16T22:58:23Z", "ms": 2991423503285.11 }, "end": { "local": "2064-10-17T07:43:12+08:00", "utc": "2064-10-16T23:43:12Z", "ms": 2991426192437.306 } }, "covered_min": 0, "window_min": 45, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 00:58 on Thu 16 Oct to 00:22 on Fri 17 Oct.", "fact": "2064-10-15T16:57:39Z → 2064-10-16T16:21:43Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:58–07:42 on the 16th, 06:58–07:43 on the 17th.", "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 16th and 0 of 45 on the 17th.", "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 21591 s" }, { "step": "ruling", "text": "Durgā Saptamī, Qingyang, 2064: Thursday 16 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": "2064-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-16", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Saptamī 2064 falls on Thursday 16 October. Saptamī runs from 00:58 on Thu 16 Oct to 00:22 on Fri 17 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40979, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-10-17T00:21:43+08:00", "utc": "2064-10-16T16:21:43Z", "ms": 2991399702696.1294 }, "end": { "local": "2064-10-18T00:35:32+08:00", "utc": "2064-10-17T16:35:32Z", "ms": 2991486932347.0474 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-17T00:21:43+08:00", "utc": "2064-10-16T16:21:43Z", "ms": 2991399702696.1294 }, "end": { "local": "2064-10-18T00:35:32+08:00", "utc": "2064-10-17T16:35:32Z", "ms": 2991486932347.0474 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-10-16", "window": { "start": { "local": "2064-10-16T12:10:44+08:00", "utc": "2064-10-16T04:10:44Z", "ms": 2991355844009.3516 }, "end": { "local": "2064-10-16T12:58:44+08:00", "utc": "2064-10-16T04:58:44Z", "ms": 2991358724009.3516 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-10-17", "window": { "start": { "local": "2064-10-17T12:10:32+08:00", "utc": "2064-10-17T04:10:32Z", "ms": 2991442231926.582 }, "end": { "local": "2064-10-17T12:58:32+08:00", "utc": "2064-10-17T04:58:32Z", "ms": 2991445111926.582 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:22 on Fri 17 Oct to 00:36 on Sat 18 Oct.", "fact": "2064-10-16T16:21:43Z → 2064-10-17T16:35:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 16th, 12:11–12:59 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 40979 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Qingyang, 2064: Friday 17 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": "2064-10-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-17", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāṣṭamī (Durga Ashtami) 2064 falls on Friday 17 October. Aṣṭamī runs from 00:22 on Fri 17 Oct to 00:36 on Sat 18 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38125, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2064-10-18T00:35:32+08:00", "utc": "2064-10-17T16:35:32Z", "ms": 2991486932347.0474 }, "end": { "local": "2064-10-19T01:34:44+08:00", "utc": "2064-10-18T17:34:44Z", "ms": 2991576884273.463 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-18T00:35:32+08:00", "utc": "2064-10-17T16:35:32Z", "ms": 2991486932347.0474 }, "end": { "local": "2064-10-19T01:34:44+08:00", "utc": "2064-10-18T17:34:44Z", "ms": 2991576884273.463 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-10-18", "window": { "start": { "local": "2064-10-18T12:10:20+08:00", "utc": "2064-10-18T04:10:20Z", "ms": 2991528620434.3843 }, "end": { "local": "2064-10-18T12:58:20+08:00", "utc": "2064-10-18T04:58:20Z", "ms": 2991531500434.3843 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-10-19", "window": { "start": { "local": "2064-10-19T12:10:10+08:00", "utc": "2064-10-19T04:10:10Z", "ms": 2991615009550.1064 }, "end": { "local": "2064-10-19T12:58:10+08:00", "utc": "2064-10-19T04:58:10Z", "ms": 2991617889550.1064 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 00:36 on Sat 18 Oct to 01:35 on Sun 19 Oct.", "fact": "2064-10-17T16:35:32Z → 2064-10-18T17:34:44Z" }, { "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": "Navamī 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 38125 s" }, { "step": "ruling", "text": "Mahānavamī, Qingyang, 2064: Saturday 18 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": "2064-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-18", "confidence": "determinate" } ], "quote": "In Qingyang, Mahānavamī 2064 falls on Saturday 18 October. Navamī runs from 00:36 on Sat 18 Oct to 01:35 on Sun 19 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8210, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "2064-10-19T01:34:44+08:00", "utc": "2064-10-18T17:34:44Z", "ms": 2991576884273.463 }, "end": { "local": "2064-10-20T03:11:33+08:00", "utc": "2064-10-19T19:11:33Z", "ms": 2991669092557.2363 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "2064-10-19T01:34:44+08:00", "utc": "2064-10-18T17:34:44Z", "ms": 2991576884273.463 }, "end": { "local": "2064-10-19T09:16:59+08:00", "utc": "2064-10-19T01:16:59Z", "ms": 2991604619208.734 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "2064-10-18T07:32:08+08:00", "utc": "2064-10-17T23:32:08Z", "ms": 2991511927527.1562 }, "end": { "local": "2064-10-19T09:16:59+08:00", "utc": "2064-10-19T01:16:59Z", "ms": 2991604619208.734 } } }, "kaala": "daytime", "days": [ { "local_date": "2064-10-18", "window": { "start": { "local": "2064-10-18T06:59:16+08:00", "utc": "2064-10-17T22:59:16Z", "ms": 2991509956125.0225 }, "end": { "local": "2064-10-18T18:09:25+08:00", "utc": "2064-10-18T10:09:25Z", "ms": 2991550164743.746 } }, "covered_min": 0, "window_min": 670, "qualifies": false }, { "local_date": "2064-10-19", "window": { "start": { "local": "2064-10-19T07:00:09+08:00", "utc": "2064-10-18T23:00:09Z", "ms": 2991596409302.073 }, "end": { "local": "2064-10-19T18:08:10+08:00", "utc": "2064-10-19T10:08:10Z", "ms": 2991636489798.14 } }, "covered_min": 137, "window_min": 668, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 01:35 on Sun 19 Oct to 03:12 on Mon 20 Oct, and Śravaṇa from 07:32 on Sat 18 Oct to 09:17 on Sun 19 Oct. They are together from 01:35 on Sun 19 Oct to 09:17 on Sun 19 Oct.", "fact": "2064-10-18T17:34:44Z → 2064-10-19T01:16:59Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 06:59–18:09 on the 18th, 07:00–18:08 on the 19th.", "fact": "daytime: sunrise-to-sunset · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Where Daśamī touches Śravaṇa in the day time, that day is taken. Together they cover 0 of 670 minutes on the 18th and 137 of 668 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8210 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Qingyang, 2064: Sunday 19 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": "2064-10-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-19", "confidence": "determinate" } ], "quote": "In Qingyang, Vijayā Daśamī (Dussehra) 2064 falls on Sunday 19 October. Daśamī runs from 01:35 on Sun 19 Oct to 03:12 on Mon 20 Oct and is with Śravaṇa in the day time that day, for 137 minutes.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-10-20", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6350, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-10-20T03:11:33+08:00", "utc": "2064-10-19T19:11:33Z", "ms": 2991669092557.2363 }, "end": { "local": "2064-10-21T05:16:07+08:00", "utc": "2064-10-20T21:16:07Z", "ms": 2991762966860.19 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-20T03:11:33+08:00", "utc": "2064-10-19T19:11:33Z", "ms": 2991669092557.2363 }, "end": { "local": "2064-10-21T05:16:07+08:00", "utc": "2064-10-20T21:16:07Z", "ms": 2991762966860.19 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-10-20", "window": { "start": { "local": "2064-10-20T07:01:03+08:00", "utc": "2064-10-19T23:01:03Z", "ms": 2991682862819.083 }, "end": { "local": "2064-10-20T07:01:03+08:00", "utc": "2064-10-19T23:01:03Z", "ms": 2991682862819.083 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-10-21", "window": { "start": { "local": "2064-10-21T07:01:57+08:00", "utc": "2064-10-20T23:01:57Z", "ms": 2991769316678.706 }, "end": { "local": "2064-10-21T07:01:57+08:00", "utc": "2064-10-20T23:01:57Z", "ms": 2991769316678.706 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:12 on Mon 20 Oct to 05:16 on Tue 21 Oct.", "fact": "2064-10-19T19:11:33Z → 2064-10-20T21:16:07Z" }, { "step": "kaala", "text": "Sunrise is at 07:01 on the 20th and 07:02 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 20th and is not on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6350 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Qingyang, 2064: Monday 20 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": "2064-10-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-20", "confidence": "determinate" } ], "quote": "In Qingyang, Pāśāṅkuśā Ekādaśī 2064 falls on Monday 20 October. Ekādaśī runs from 03:12 on Mon 20 Oct to 05:16 on Tue 21 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-10-20", "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/2064/pradosha-vrata?on=2064-10-22", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28492, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-10-22T07:38:10+08:00", "utc": "2064-10-21T23:38:10Z", "ms": 2991857890429.0215 }, "end": { "local": "2064-10-23T10:08:28+08:00", "utc": "2064-10-23T02:08:28Z", "ms": 2991953307658.448 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2064-10-22T07:38:10+08:00", "utc": "2064-10-21T23:38:10Z", "ms": 2991857890429.0215 }, "end": { "local": "2064-10-23T10:08:28+08:00", "utc": "2064-10-23T02:08:28Z", "ms": 2991953307658.448 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-10-22", "window": { "start": { "local": "2064-10-22T18:04:31+08:00", "utc": "2064-10-22T10:04:31Z", "ms": 2991895470558.2515 }, "end": { "local": "2064-10-22T19:48:25+08:00", "utc": "2064-10-22T11:48:25Z", "ms": 2991901704541.755 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "2064-10-23", "window": { "start": { "local": "2064-10-23T18:03:19+08:00", "utc": "2064-10-23T10:03:19Z", "ms": 2991981799453.597 }, "end": { "local": "2064-10-23T19:47:30+08:00", "utc": "2064-10-23T11:47:30Z", "ms": 2991988050237.6104 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:38 on Wed 22 Oct to 10:08 on Thu 23 Oct.", "fact": "2064-10-21T23:38:10Z → 2064-10-23T02:08:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:48 on the 22nd, 18:03–19:48 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 104 of 104 minutes on the 22nd and 0 of 104 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28492 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Wednesday 22 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": "2064-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-22", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Wednesday 22 October. Trayodaśī runs from 07:38 on Wed 22 Oct to 10:08 on Thu 23 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-10-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6570, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-10-28T21:22:17+08:00", "utc": "2064-10-28T13:22:17Z", "ms": 2992425737305.768 }, "end": { "local": "2064-10-29T22:54:17+08:00", "utc": "2064-10-29T14:54:17Z", "ms": 2992517656580.0293 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-10-28T21:22:17+08:00", "utc": "2064-10-28T13:22:17Z", "ms": 2992425737305.768 }, "end": { "local": "2064-10-29T22:54:17+08:00", "utc": "2064-10-29T14:54:17Z", "ms": 2992517656580.0293 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-10-28", "window": { "start": { "local": "2064-10-28T19:32:48+08:00", "utc": "2064-10-28T11:32:48Z", "ms": 2992419167559.378 }, "end": { "local": "2064-10-28T19:32:48+08:00", "utc": "2064-10-28T11:32:48Z", "ms": 2992419167559.378 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-10-29", "window": { "start": { "local": "2064-10-29T20:23:15+08:00", "utc": "2064-10-29T12:23:15Z", "ms": 2992508594526.61 }, "end": { "local": "2064-10-29T20:23:15+08:00", "utc": "2064-10-29T12:23:15Z", "ms": 2992508594526.61 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct.", "fact": "2064-10-28T13:22:17Z → 2064-10-29T14:54:17Z" }, { "step": "kaala", "text": "Moonrise is at 19:33 on the 28th and 20:23 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 28th and is on the 29th.", "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 6570 s" }, { "step": "ruling", "text": "Karaka Caturthī, Qingyang, 2064: Wednesday 29 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": "2064-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-29", "confidence": "determinate" } ], "quote": "In Qingyang, Karaka Caturthī (Karwa Chauth) 2064 falls on Wednesday 29 October. Caturthī runs from 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-10-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6570, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-10-28T21:22:17+08:00", "utc": "2064-10-28T13:22:17Z", "ms": 2992425737305.768 }, "end": { "local": "2064-10-29T22:54:17+08:00", "utc": "2064-10-29T14:54:17Z", "ms": 2992517656580.0293 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-10-28T21:22:17+08:00", "utc": "2064-10-28T13:22:17Z", "ms": 2992425737305.768 }, "end": { "local": "2064-10-29T22:54:17+08:00", "utc": "2064-10-29T14:54:17Z", "ms": 2992517656580.0293 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-10-28", "window": { "start": { "local": "2064-10-28T19:32:48+08:00", "utc": "2064-10-28T11:32:48Z", "ms": 2992419167559.378 }, "end": { "local": "2064-10-28T19:32:48+08:00", "utc": "2064-10-28T11:32:48Z", "ms": 2992419167559.378 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-10-29", "window": { "start": { "local": "2064-10-29T20:23:15+08:00", "utc": "2064-10-29T12:23:15Z", "ms": 2992508594526.61 }, "end": { "local": "2064-10-29T20:23:15+08:00", "utc": "2064-10-29T12:23:15Z", "ms": 2992508594526.61 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct.", "fact": "2064-10-28T13:22:17Z → 2064-10-29T14:54:17Z" }, { "step": "kaala", "text": "Moonrise is at 19:33 on the 28th and 20:23 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 28th and is on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6570 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Wednesday 29 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": "2064-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-10-29", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Wednesday 29 October. Caturthī runs from 21:22 on Tue 28 Oct to 22:54 on Wed 29 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-10-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-01", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2081, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-11-02T00:39:17+08:00", "utc": "2064-11-01T16:39:17Z", "ms": 2992783157392.073 }, "end": { "local": "2064-11-02T23:59:58+08:00", "utc": "2064-11-02T15:59:58Z", "ms": 2992867198321.9844 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-02T00:39:17+08:00", "utc": "2064-11-01T16:39:17Z", "ms": 2992783157392.073 }, "end": { "local": "2064-11-02T23:59:58+08:00", "utc": "2064-11-02T15:59:58Z", "ms": 2992867198321.9844 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-11-01", "window": { "start": { "local": "2064-11-01T23:27:42+08:00", "utc": "2064-11-01T15:27:42Z", "ms": 2992778862366.0063 }, "end": { "local": "2064-11-01T23:27:42+08:00", "utc": "2064-11-01T15:27:42Z", "ms": 2992778862366.0063 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-11-02", "window": { "start": { "local": "2064-11-03T00:34:39+08:00", "utc": "2064-11-02T16:34:39Z", "ms": 2992869279197.1025 }, "end": { "local": "2064-11-03T00:34:39+08:00", "utc": "2064-11-02T16:34:39Z", "ms": 2992869279197.1025 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:39 on Sun 2 Nov to 00:00 on Sun 2 Nov.", "fact": "2064-11-01T16:39:17Z → 2064-11-02T15:59:58Z" }, { "step": "kaala", "text": "Moonrise is at 23:28 on the 1st and 00:35 on the 2nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 1st and is not on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 2081 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Qingyang, 2064: Saturday 1 November.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "2064-11-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-01", "confidence": "boundary" } ], "quote": "In Qingyang, Ahoyī Aṣṭamī 2064 falls on Saturday 1 November. Aṣṭamī runs from 00:39 on Sun 2 Nov to 00:00 on Sun 2 Nov, and is current at moonrise on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-11-05", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38390, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-11-04T20:36:15+08:00", "utc": "2064-11-04T12:36:15Z", "ms": 2993027774669.437 }, "end": { "local": "2064-11-05T17:56:43+08:00", "utc": "2064-11-05T09:56:43Z", "ms": 2993104602764.813 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-04T20:36:15+08:00", "utc": "2064-11-04T12:36:15Z", "ms": 2993027774669.437 }, "end": { "local": "2064-11-05T17:56:43+08:00", "utc": "2064-11-05T09:56:43Z", "ms": 2993104602764.813 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-11-05", "window": { "start": { "local": "2064-11-05T07:16:05+08:00", "utc": "2064-11-04T23:16:05Z", "ms": 2993066165140.5405 }, "end": { "local": "2064-11-05T07:16:05+08:00", "utc": "2064-11-04T23:16:05Z", "ms": 2993066165140.5405 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-11-06", "window": { "start": { "local": "2064-11-06T07:17:04+08:00", "utc": "2064-11-05T23:17:04Z", "ms": 2993152624099.5723 }, "end": { "local": "2064-11-06T07:17:04+08:00", "utc": "2064-11-05T23:17:04Z", "ms": 2993152624099.5723 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:36 on Tue 4 Nov to 17:57 on Wed 5 Nov.", "fact": "2064-11-04T12:36:15Z → 2064-11-05T09:56:43Z" }, { "step": "kaala", "text": "Sunrise is at 07:16 on the 5th and 07:17 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38390 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Qingyang, 2064: Wednesday 5 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-05", "confidence": "determinate" } ], "quote": "In Qingyang, Ramā Ekādaśī 2064 falls on Wednesday 5 November. Ekādaśī runs from 20:36 on Tue 4 Nov to 17:57 on Wed 5 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-11-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 420, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-11-05T17:56:43+08:00", "utc": "2064-11-05T09:56:43Z", "ms": 2993104602764.813 }, "end": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-05T17:56:43+08:00", "utc": "2064-11-05T09:56:43Z", "ms": 2993104602764.813 }, "end": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-05", "window": { "start": { "local": "2064-11-05T17:49:42+08:00", "utc": "2064-11-05T09:49:42Z", "ms": 2993104182369.1104 }, "end": { "local": "2064-11-05T19:37:21+08:00", "utc": "2064-11-05T11:37:21Z", "ms": 2993110641266.5054 } }, "covered_min": 101, "window_min": 108, "qualifies": true }, { "local_date": "2064-11-06", "window": { "start": { "local": "2064-11-06T17:48:49+08:00", "utc": "2064-11-06T09:48:49Z", "ms": 2993190528945.533 }, "end": { "local": "2064-11-06T19:36:43+08:00", "utc": "2064-11-06T11:36:43Z", "ms": 2993197002855.571 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:57 on Wed 5 Nov to 14:47 on Thu 6 Nov.", "fact": "2064-11-05T09:56:43Z → 2064-11-06T06:46:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:50–19:37 on the 5th, 17:49–19:37 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 101 of 108 minutes on the 5th and 0 of 108 on the 6th.", "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 420 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Qingyang, 2064: Wednesday 5 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": "2064-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-05", "confidence": "determinate" } ], "quote": "In Qingyang, Govatsa Dvādaśī (Vasu Baras) 2064 falls on Wednesday 5 November. Dvādaśī runs from 17:57 on Wed 5 Nov to 14:47 on Thu 6 Nov and covers 101 of 108 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10936, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 }, "end": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 }, "end": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-06", "window": { "start": { "local": "2064-11-06T17:48:49+08:00", "utc": "2064-11-06T09:48:49Z", "ms": 2993190528945.533 }, "end": { "local": "2064-11-06T19:36:43+08:00", "utc": "2064-11-06T11:36:43Z", "ms": 2993197002855.571 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-07T17:47:57+08:00", "utc": "2064-11-07T09:47:57Z", "ms": 2993276877025.6406 }, "end": { "local": "2064-11-07T19:36:06+08:00", "utc": "2064-11-07T11:36:06Z", "ms": 2993283365772.634 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:47 on Thu 6 Nov to 11:14 on Fri 7 Nov.", "fact": "2064-11-06T06:46:33Z → 2064-11-07T03:14:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:37 on the 6th, 17:48–19:36 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 6th and 0 of 108 on the 7th.", "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 10936 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Qingyang, 2064: Thursday 6 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": "2064-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-06", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Dīpadāna 2064 falls on Thursday 6 November. Trayodaśī runs from 14:47 on Thu 6 Nov to 11:14 on Fri 7 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-11-06", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10936, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 }, "end": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-06T14:46:33+08:00", "utc": "2064-11-06T06:46:33Z", "ms": 2993179593120.604 }, "end": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-06", "window": { "start": { "local": "2064-11-06T17:48:49+08:00", "utc": "2064-11-06T09:48:49Z", "ms": 2993190528945.533 }, "end": { "local": "2064-11-06T19:36:43+08:00", "utc": "2064-11-06T11:36:43Z", "ms": 2993197002855.571 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-07T17:47:57+08:00", "utc": "2064-11-07T09:47:57Z", "ms": 2993276877025.6406 }, "end": { "local": "2064-11-07T19:36:06+08:00", "utc": "2064-11-07T11:36:06Z", "ms": 2993283365772.634 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:47 on Thu 6 Nov to 11:14 on Fri 7 Nov.", "fact": "2064-11-06T06:46:33Z → 2064-11-07T03:14:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:49–19:37 on the 6th, 17:48–19:36 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 6th and 0 of 108 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10936 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Thursday 6 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": "2064-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-06", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Thursday 6 November. Trayodaśī runs from 14:47 on Thu 6 Nov to 11:14 on Fri 7 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-11-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-11-07", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23570, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "end": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "end": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 } }, "kaala": "nishita", "days": [ { "local_date": "2064-11-06", "window": { "start": { "local": "2064-11-07T00:09:26+08:00", "utc": "2064-11-06T16:09:26Z", "ms": 2993213366108.174 }, "end": { "local": "2064-11-07T00:57:26+08:00", "utc": "2064-11-06T16:57:26Z", "ms": 2993216246108.174 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-08T00:09:30+08:00", "utc": "2064-11-07T16:09:30Z", "ms": 2993299769826.8643 }, "end": { "local": "2064-11-08T00:57:30+08:00", "utc": "2064-11-07T16:57:30Z", "ms": 2993302649826.8643 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:14 on Fri 7 Nov to 07:30 on Sat 8 Nov.", "fact": "2064-11-07T03:14:23Z → 2064-11-07T23:30:20Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:09–00:57 on the 6th, 00:09–00:57 on the 7th.", "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 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23570 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Friday 7 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": "2064-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-07", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Friday 7 November. Caturdaśī runs from 11:14 on Fri 7 Nov to 07:30 on Sat 8 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-11-07", "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/2064/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 677, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "end": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-07T11:14:23+08:00", "utc": "2064-11-07T03:14:23Z", "ms": 2993253262777.4375 }, "end": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 } }, "kaala": "arunodaya", "days": [ { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-07T05:30:09+08:00", "utc": "2064-11-06T21:30:09Z", "ms": 2993232609360.777 }, "end": { "local": "2064-11-07T07:18:03+08:00", "utc": "2064-11-06T23:18:03Z", "ms": 2993239083270.8145 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "2064-11-08", "window": { "start": { "local": "2064-11-08T05:30:54+08:00", "utc": "2064-11-07T21:30:54Z", "ms": 2993319053881.0947 }, "end": { "local": "2064-11-08T07:19:03+08:00", "utc": "2064-11-07T23:19:03Z", "ms": 2993325542628.088 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 11:14 on Fri 7 Nov to 07:30 on Sat 8 Nov.", "fact": "2064-11-07T03:14:23Z → 2064-11-07T23:30:20Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:30–07:18 on the 7th, 05:31–07:19 on the 8th.", "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 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 dawn qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 677 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Qingyang, 2064: Saturday 8 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": "2064-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-08", "confidence": "determinate" } ], "quote": "In Qingyang, Naraka Caturdaśī (Choti Diwali) 2064 falls on Saturday 8 November. Caturdaśī runs from 11:14 on Fri 7 Nov to 07:30 on Sat 8 Nov and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29402, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "end": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "end": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-07T17:47:57+08:00", "utc": "2064-11-07T09:47:57Z", "ms": 2993276877025.6406 }, "end": { "local": "2064-11-07T19:36:06+08:00", "utc": "2064-11-07T11:36:06Z", "ms": 2993283365772.634 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "2064-11-08", "window": { "start": { "local": "2064-11-08T17:47:07+08:00", "utc": "2064-11-08T09:47:07Z", "ms": 2993363226635.2974 }, "end": { "local": "2064-11-08T19:35:30+08:00", "utc": "2064-11-08T11:35:30Z", "ms": 2993369730036.282 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 07:30 on Sat 8 Nov to 03:46 on Sun 9 Nov.", "fact": "2064-11-07T23:30:20Z → 2064-11-08T19:45:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:48–19:36 on the 7th, 17:47–19:36 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 108 minutes on the 7th and 108 of 108 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 29402 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Qingyang, 2064: Saturday 8 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-08", "confidence": "determinate" } ], "quote": "In Qingyang, Lakṣmī Pūjā (Diwali) 2064 falls on Saturday 8 November. Amāvasyā runs from 07:30 on Sat 8 Nov to 03:46 on Sun 9 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10077, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "end": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-08T07:30:20+08:00", "utc": "2064-11-07T23:30:20Z", "ms": 2993326220124.8467 }, "end": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 } }, "kaala": "nishita", "days": [ { "local_date": "2064-11-07", "window": { "start": { "local": "2064-11-08T00:09:30+08:00", "utc": "2064-11-07T16:09:30Z", "ms": 2993299769826.8643 }, "end": { "local": "2064-11-08T00:57:30+08:00", "utc": "2064-11-07T16:57:30Z", "ms": 2993302649826.8643 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-08", "window": { "start": { "local": "2064-11-09T00:09:34+08:00", "utc": "2064-11-08T16:09:34Z", "ms": 2993386174388.991 }, "end": { "local": "2064-11-09T00:57:34+08:00", "utc": "2064-11-08T16:57:34Z", "ms": 2993389054388.991 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 07:30 on Sat 8 Nov to 03:46 on Sun 9 Nov.", "fact": "2064-11-07T23:30:20Z → 2064-11-08T19:45:32Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:09–00:57 on the 7th, 00:10–00:58 on the 8th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10077 s" }, { "step": "ruling", "text": "Kālī Pūjā, Qingyang, 2064: Saturday 8 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": "2064-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-08", "confidence": "determinate" } ], "quote": "In Qingyang, Kālī Pūjā 2064 falls on Saturday 8 November. Amāvasyā runs from 07:30 on Sat 8 Nov to 03:46 on Sun 9 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30218, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-09", "window": { "start": { "local": "2064-11-09T12:09:10+08:00", "utc": "2064-11-09T04:09:10Z", "ms": 2993429349970.8545 }, "end": { "local": "2064-11-09T12:57:10+08:00", "utc": "2064-11-09T04:57:10Z", "ms": 2993432229970.8545 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-11-10", "window": { "start": { "local": "2064-11-10T12:09:16+08:00", "utc": "2064-11-10T04:09:16Z", "ms": 2993515756162.2217 }, "end": { "local": "2064-11-10T12:57:16+08:00", "utc": "2064-11-10T04:57:16Z", "ms": 2993518636162.2217 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov.", "fact": "2064-11-08T19:45:32Z → 2064-11-09T16:11:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 9th, 12:09–12:57 on the 10th.", "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 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 30218 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Qingyang, 2064: Sunday 9 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": "2064-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Govardhana Pūjā 2064 falls on Sunday 9 November. Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16595, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-08", "window": { "start": { "local": "2064-11-08T17:47:07+08:00", "utc": "2064-11-08T09:47:07Z", "ms": 2993363226635.2974 }, "end": { "local": "2064-11-08T19:35:30+08:00", "utc": "2064-11-08T11:35:30Z", "ms": 2993369730036.282 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "2064-11-09", "window": { "start": { "local": "2064-11-09T17:46:18+08:00", "utc": "2064-11-09T09:46:18Z", "ms": 2993449577799.025 }, "end": { "local": "2064-11-09T19:34:56+08:00", "utc": "2064-11-09T11:34:56Z", "ms": 2993456095663.6553 } }, "covered_min": 109, "window_min": 109, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov.", "fact": "2064-11-08T19:45:32Z → 2064-11-09T16:11:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:47–19:36 on the 8th, 17:46–19:35 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 0 of 108 minutes on the 8th and 109 of 109 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 16595 s" }, { "step": "ruling", "text": "Bali Pūjā, Qingyang, 2064: Sunday 9 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": "2064-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Bali Pūjā 2064 falls on Sunday 9 November. Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12871, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-09T03:45:32+08:00", "utc": "2064-11-08T19:45:32Z", "ms": 2993399131597.2134 }, "end": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 } }, "kaala": "purvahna", "days": [ { "local_date": "2064-11-09", "window": { "start": { "local": "2064-11-09T07:20:02+08:00", "utc": "2064-11-08T23:20:02Z", "ms": 2993412002142.6846 }, "end": { "local": "2064-11-09T10:48:47+08:00", "utc": "2064-11-09T02:48:47Z", "ms": 2993424527361.465 } }, "covered_min": 209, "window_min": 209, "qualifies": true }, { "local_date": "2064-11-10", "window": { "start": { "local": "2064-11-10T07:21:02+08:00", "utc": "2064-11-09T23:21:02Z", "ms": 2993498461783.7524 }, "end": { "local": "2064-11-10T10:49:11+08:00", "utc": "2064-11-10T02:49:11Z", "ms": 2993510951369.3984 } }, "covered_min": 0, "window_min": 208, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov.", "fact": "2064-11-08T19:45:32Z → 2064-11-09T16:11:30Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:20–10:49 on the 9th, 07:21–10:49 on the 10th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 209 of 209 minutes on the 9th and 0 of 208 on the 10th.", "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 12871 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Qingyang, 2064: Sunday 9 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": "2064-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Dyūta Pratipad 2064 falls on Sunday 9 November. Pratipadā runs from 03:46 on Sun 9 Nov to 00:12 on Mon 10 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28948, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 }, "end": { "local": "2064-11-10T20:59:44+08:00", "utc": "2064-11-10T12:59:44Z", "ms": 2993547584099.7886 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-10T00:11:30+08:00", "utc": "2064-11-09T16:11:30Z", "ms": 2993472690345.081 }, "end": { "local": "2064-11-10T20:59:44+08:00", "utc": "2064-11-10T12:59:44Z", "ms": 2993547584099.7886 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-09", "window": { "start": { "local": "2064-11-09T12:09:10+08:00", "utc": "2064-11-09T04:09:10Z", "ms": 2993429349970.8545 }, "end": { "local": "2064-11-09T12:57:10+08:00", "utc": "2064-11-09T04:57:10Z", "ms": 2993432229970.8545 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-10", "window": { "start": { "local": "2064-11-10T12:09:16+08:00", "utc": "2064-11-10T04:09:16Z", "ms": 2993515756162.2217 }, "end": { "local": "2064-11-10T12:57:16+08:00", "utc": "2064-11-10T04:57:16Z", "ms": 2993518636162.2217 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:12 on Mon 10 Nov to 21:00 on Mon 10 Nov.", "fact": "2064-11-09T16:11:30Z → 2064-11-10T12:59:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 9th, 12:09–12:57 on the 10th.", "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 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 28948 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Qingyang, 2064: Monday 10 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": "2064-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-10", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Dvitīyā (Bhai Dooj) 2064 falls on Monday 10 November. Dvitīyā runs from 00:12 on Mon 10 Nov to 21:00 on Mon 10 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12416, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-11-11T18:20:58+08:00", "utc": "2064-11-11T10:20:58Z", "ms": 2993624457791.916 }, "end": { "local": "2064-11-12T16:24:27+08:00", "utc": "2064-11-12T08:24:27Z", "ms": 2993703866915.115 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-11T18:20:58+08:00", "utc": "2064-11-11T10:20:58Z", "ms": 2993624457791.916 }, "end": { "local": "2064-11-12T16:24:27+08:00", "utc": "2064-11-12T08:24:27Z", "ms": 2993703866915.115 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-11", "window": { "start": { "local": "2064-11-11T12:09:23+08:00", "utc": "2064-11-11T04:09:23Z", "ms": 2993602163201.5337 }, "end": { "local": "2064-11-11T12:57:23+08:00", "utc": "2064-11-11T04:57:23Z", "ms": 2993605043201.5337 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-12", "window": { "start": { "local": "2064-11-12T12:09:31+08:00", "utc": "2064-11-12T04:09:31Z", "ms": 2993688571084.315 }, "end": { "local": "2064-11-12T12:57:31+08:00", "utc": "2064-11-12T04:57:31Z", "ms": 2993691451084.315 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:21 on Tue 11 Nov to 16:24 on Wed 12 Nov.", "fact": "2064-11-11T10:20:58Z → 2064-11-12T08:24:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 11th, 12:10–12:58 on the 12th.", "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 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: paraviddha → only-day · margin 12416 s" }, { "step": "ruling", "text": "Nāga Caturthī, Qingyang, 2064: Wednesday 12 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-12", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Caturthī 2064 falls on Wednesday 12 November. Caturthī runs from 18:21 on Tue 11 Nov to 16:24 on Wed 12 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/vinayaka-chaturthi?on=2064-11-12", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12416, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-11-11T18:20:58+08:00", "utc": "2064-11-11T10:20:58Z", "ms": 2993624457791.916 }, "end": { "local": "2064-11-12T16:24:27+08:00", "utc": "2064-11-12T08:24:27Z", "ms": 2993703866915.115 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-11T18:20:58+08:00", "utc": "2064-11-11T10:20:58Z", "ms": 2993624457791.916 }, "end": { "local": "2064-11-12T16:24:27+08:00", "utc": "2064-11-12T08:24:27Z", "ms": 2993703866915.115 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-11", "window": { "start": { "local": "2064-11-11T12:09:23+08:00", "utc": "2064-11-11T04:09:23Z", "ms": 2993602163201.5337 }, "end": { "local": "2064-11-11T12:57:23+08:00", "utc": "2064-11-11T04:57:23Z", "ms": 2993605043201.5337 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-12", "window": { "start": { "local": "2064-11-12T12:09:31+08:00", "utc": "2064-11-12T04:09:31Z", "ms": 2993688571084.315 }, "end": { "local": "2064-11-12T12:57:31+08:00", "utc": "2064-11-12T04:57:31Z", "ms": 2993691451084.315 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:21 on Tue 11 Nov to 16:24 on Wed 12 Nov.", "fact": "2064-11-11T10:20:58Z → 2064-11-12T08:24:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 11th, 12:10–12:58 on the 12th.", "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 11th and 48 of 48 on the 12th.", "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 12416 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Wednesday 12 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-12", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Wednesday 12 November. Caturthī runs from 18:21 on Tue 11 Nov to 16:24 on Wed 12 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-11-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7452, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-11-13T15:17:01+08:00", "utc": "2064-11-13T07:17:01Z", "ms": 2993786220803.7876 }, "end": { "local": "2064-11-14T15:02:02+08:00", "utc": "2064-11-14T07:02:02Z", "ms": 2993871721510.268 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-13T15:17:01+08:00", "utc": "2064-11-13T07:17:01Z", "ms": 2993786220803.7876 }, "end": { "local": "2064-11-14T15:02:02+08:00", "utc": "2064-11-14T07:02:02Z", "ms": 2993871721510.268 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-13", "window": { "start": { "local": "2064-11-13T12:09:40+08:00", "utc": "2064-11-13T04:09:40Z", "ms": 2993774979806.203 }, "end": { "local": "2064-11-13T12:57:40+08:00", "utc": "2064-11-13T04:57:40Z", "ms": 2993777859806.203 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-14", "window": { "start": { "local": "2064-11-14T12:09:49+08:00", "utc": "2064-11-14T04:09:49Z", "ms": 2993861389363.0327 }, "end": { "local": "2064-11-14T12:57:49+08:00", "utc": "2064-11-14T04:57:49Z", "ms": 2993864269363.0327 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 15:17 on Thu 13 Nov to 15:02 on Fri 14 Nov.", "fact": "2064-11-13T07:17:01Z → 2064-11-14T07:02:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 13th, 12:10–12:58 on the 14th.", "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 13th and 48 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: unstated → only-day · margin 7452 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Qingyang, 2064: Friday 14 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": "2064-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-14", "confidence": "determinate" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Chhath) 2064 falls on Friday 14 November. Ṣaṣṭhī runs from 15:17 on Thu 13 Nov to 15:02 on Fri 14 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9633, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2064-11-15T15:38:33+08:00", "utc": "2064-11-15T07:38:33Z", "ms": 2993960312927.059 }, "end": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-15T15:38:33+08:00", "utc": "2064-11-15T07:38:33Z", "ms": 2993960312927.059 }, "end": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-15", "window": { "start": { "local": "2064-11-15T12:10:00+08:00", "utc": "2064-11-15T04:10:00Z", "ms": 2993947799750.7373 }, "end": { "local": "2064-11-15T12:58:00+08:00", "utc": "2064-11-15T04:58:00Z", "ms": 2993950679750.7373 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-16", "window": { "start": { "local": "2064-11-16T12:10:11+08:00", "utc": "2064-11-16T04:10:11Z", "ms": 2994034210965.157 }, "end": { "local": "2064-11-16T12:58:11+08:00", "utc": "2064-11-16T04:58:11Z", "ms": 2994037090965.157 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 15:39 on Sat 15 Nov to 17:01 on Sun 16 Nov.", "fact": "2064-11-15T07:38:33Z → 2064-11-16T09:01:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 15th, 12:10–12:58 on the 16th.", "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 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9633 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Qingyang, 2064: Sunday 16 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": "2064-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-16", "confidence": "determinate" } ], "quote": "In Qingyang, Gopāṣṭamī 2064 falls on Sunday 16 November. Aṣṭamī runs from 15:39 on Sat 15 Nov to 17:01 on Sun 16 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22154, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 }, "end": { "local": "2064-11-17T18:59:51+08:00", "utc": "2064-11-17T10:59:51Z", "ms": 2994145191160.172 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 }, "end": { "local": "2064-11-17T18:59:51+08:00", "utc": "2064-11-17T10:59:51Z", "ms": 2994145191160.172 } }, "kaala": "purvahna", "days": [ { "local_date": "2064-11-16", "window": { "start": { "local": "2064-11-16T07:27:00+08:00", "utc": "2064-11-15T23:27:00Z", "ms": 2994017220442.689 }, "end": { "local": "2064-11-16T10:51:47+08:00", "utc": "2064-11-16T02:51:47Z", "ms": 2994029507457.668 } }, "covered_min": 0, "window_min": 205, "qualifies": false }, { "local_date": "2064-11-17", "window": { "start": { "local": "2064-11-17T07:28:00+08:00", "utc": "2064-11-16T23:28:00Z", "ms": 2994103680044.488 }, "end": { "local": "2064-11-17T10:52:15+08:00", "utc": "2064-11-17T02:52:15Z", "ms": 2994115935349.3877 } }, "covered_min": 204, "window_min": 204, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 17:01 on Sun 16 Nov to 19:00 on Mon 17 Nov.", "fact": "2064-11-16T09:01:02Z → 2064-11-17T10:59:51Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:27–10:52 on the 16th, 07:28–10:52 on the 17th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 205 minutes on the 16th and 204 of 204 on the 17th.", "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 22154 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Qingyang, 2064: Monday 17 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": "2064-11-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-17", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Navamī (Amla Navami) 2064 falls on Monday 17 November. Navamī runs from 17:01 on Sun 16 Nov to 19:00 on Mon 17 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14571, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 }, "end": { "local": "2064-11-17T18:59:51+08:00", "utc": "2064-11-17T10:59:51Z", "ms": 2994145191160.172 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-16T17:01:02+08:00", "utc": "2064-11-16T09:01:02Z", "ms": 2994051661923.1494 }, "end": { "local": "2064-11-17T18:59:51+08:00", "utc": "2064-11-17T10:59:51Z", "ms": 2994145191160.172 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-16", "window": { "start": { "local": "2064-11-16T12:10:11+08:00", "utc": "2064-11-16T04:10:11Z", "ms": 2994034210965.157 }, "end": { "local": "2064-11-16T12:58:11+08:00", "utc": "2064-11-16T04:58:11Z", "ms": 2994037090965.157 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-17", "window": { "start": { "local": "2064-11-17T12:10:23+08:00", "utc": "2064-11-17T04:10:23Z", "ms": 2994120623001.838 }, "end": { "local": "2064-11-17T12:58:23+08:00", "utc": "2064-11-17T04:58:23Z", "ms": 2994123503001.838 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 17:01 on Sun 16 Nov to 19:00 on Mon 17 Nov.", "fact": "2064-11-16T09:01:02Z → 2064-11-17T10:59:51Z" }, { "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": "Navamī 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: purvaviddha → only-day · margin 14571 s" }, { "step": "ruling", "text": "Durgā Navamī, Qingyang, 2064: Monday 17 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": "2064-11-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-17", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Navamī 2064 falls on Monday 17 November. Navamī runs from 17:01 on Sun 16 Nov to 19:00 on Mon 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-11-19", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27237, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-11-18T21:22:47+08:00", "utc": "2064-11-18T13:22:47Z", "ms": 2994240166963.5938 }, "end": { "local": "2064-11-19T23:57:01+08:00", "utc": "2064-11-19T15:57:01Z", "ms": 2994335820811.383 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-18T21:22:47+08:00", "utc": "2064-11-18T13:22:47Z", "ms": 2994240166963.5938 }, "end": { "local": "2064-11-19T23:57:01+08:00", "utc": "2064-11-19T15:57:01Z", "ms": 2994335820811.383 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-11-19", "window": { "start": { "local": "2064-11-19T07:29:59+08:00", "utc": "2064-11-18T23:29:59Z", "ms": 2994276598796.964 }, "end": { "local": "2064-11-19T07:29:59+08:00", "utc": "2064-11-18T23:29:59Z", "ms": 2994276598796.964 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-11-20", "window": { "start": { "local": "2064-11-20T07:30:58+08:00", "utc": "2064-11-19T23:30:58Z", "ms": 2994363057878.3364 }, "end": { "local": "2064-11-20T07:30:58+08:00", "utc": "2064-11-19T23:30:58Z", "ms": 2994363057878.3364 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:23 on Tue 18 Nov to 23:57 on Wed 19 Nov.", "fact": "2064-11-18T13:22:47Z → 2064-11-19T15:57:01Z" }, { "step": "kaala", "text": "Sunrise is at 07:30 on the 19th and 07:31 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27237 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Qingyang, 2064: Wednesday 19 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": "2064-11-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-19", "confidence": "determinate" } ], "quote": "In Qingyang, Prabodhinī Ekādaśī 2064 falls on Wednesday 19 November. Ekādaśī runs from 21:23 on Tue 18 Nov to 23:57 on Wed 19 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-11-19", "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/2064/pradosha-vrata?on=2064-11-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25254, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-11-21T02:31:06+08:00", "utc": "2064-11-20T18:31:06Z", "ms": 2994431465855.288 }, "end": { "local": "2064-11-22T04:56:13+08:00", "utc": "2064-11-21T20:56:13Z", "ms": 2994526573308.3296 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-21T02:31:06+08:00", "utc": "2064-11-20T18:31:06Z", "ms": 2994431465855.288 }, "end": { "local": "2064-11-22T04:56:13+08:00", "utc": "2064-11-21T20:56:13Z", "ms": 2994526573308.3296 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-11-20", "window": { "start": { "local": "2064-11-20T17:39:10+08:00", "utc": "2064-11-20T09:39:10Z", "ms": 2994399550108.251 }, "end": { "local": "2064-11-20T19:30:12+08:00", "utc": "2064-11-20T11:30:12Z", "ms": 2994406212322.5864 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "2064-11-21", "window": { "start": { "local": "2064-11-21T17:38:42+08:00", "utc": "2064-11-21T09:38:42Z", "ms": 2994485921811.543 }, "end": { "local": "2064-11-21T19:29:56+08:00", "utc": "2064-11-21T11:29:56Z", "ms": 2994492595606.376 } }, "covered_min": 111, "window_min": 111, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:31 on Fri 21 Nov to 04:56 on Sat 22 Nov.", "fact": "2064-11-20T18:31:06Z → 2064-11-21T20:56:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:39–19:30 on the 20th, 17:39–19:30 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 111 minutes on the 20th and 111 of 111 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25254 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Friday 21 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-21", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Friday 21 November. Trayodaśī runs from 02:31 on Fri 21 Nov to 04:56 on Sat 22 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-11-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11597, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-11-23T07:06:34+08:00", "utc": "2064-11-22T23:06:34Z", "ms": 2994620794017.2134 }, "end": { "local": "2064-11-24T08:58:53+08:00", "utc": "2064-11-24T00:58:53Z", "ms": 2994713932755.744 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-23T07:06:34+08:00", "utc": "2064-11-22T23:06:34Z", "ms": 2994620794017.2134 }, "end": { "local": "2064-11-24T08:58:53+08:00", "utc": "2064-11-24T00:58:53Z", "ms": 2994713932755.744 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-11-23", "window": { "start": { "local": "2064-11-23T12:11:52+08:00", "utc": "2064-11-23T04:11:52Z", "ms": 2994639112169.4497 }, "end": { "local": "2064-11-23T12:59:52+08:00", "utc": "2064-11-23T04:59:52Z", "ms": 2994641992169.4497 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-11-24", "window": { "start": { "local": "2064-11-24T12:12:10+08:00", "utc": "2064-11-24T04:12:10Z", "ms": 2994725529787.1934 }, "end": { "local": "2064-11-24T13:00:10+08:00", "utc": "2064-11-24T05:00:10Z", "ms": 2994728409787.1934 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:07 on Sun 23 Nov to 08:59 on Mon 24 Nov.", "fact": "2064-11-22T23:06:34Z → 2064-11-24T00:58:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 23rd, 12:12–13:00 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11597 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Qingyang, 2064: Sunday 23 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": "2064-11-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-23", "confidence": "determinate" } ], "quote": "In Qingyang, Kārtikī Pūrṇimā 2064 falls on Sunday 23 November. Pūrṇimā runs from 07:07 on Sun 23 Nov to 08:59 on Mon 24 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21990, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-11-23T07:06:34+08:00", "utc": "2064-11-22T23:06:34Z", "ms": 2994620794017.2134 }, "end": { "local": "2064-11-24T08:58:53+08:00", "utc": "2064-11-24T00:58:53Z", "ms": 2994713932755.744 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2064-11-23T07:06:34+08:00", "utc": "2064-11-22T23:06:34Z", "ms": 2994620794017.2134 }, "end": { "local": "2064-11-24T08:58:53+08:00", "utc": "2064-11-24T00:58:53Z", "ms": 2994713932755.744 } }, "kaala": "nishita", "days": [ { "local_date": "2064-11-22", "window": { "start": { "local": "2064-11-23T00:12:04+08:00", "utc": "2064-11-22T16:12:04Z", "ms": 2994595924444.864 }, "end": { "local": "2064-11-23T01:00:04+08:00", "utc": "2064-11-22T17:00:04Z", "ms": 2994598804444.864 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-11-23", "window": { "start": { "local": "2064-11-24T00:12:21+08:00", "utc": "2064-11-23T16:12:21Z", "ms": 2994682341111.254 }, "end": { "local": "2064-11-24T01:00:21+08:00", "utc": "2064-11-23T17:00:21Z", "ms": 2994685221111.254 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:07 on Sun 23 Nov to 08:59 on Mon 24 Nov.", "fact": "2064-11-22T23:06:34Z → 2064-11-24T00:58:53Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:12–01:00 on the 22nd, 00:12–01:00 on the 23rd.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21990 s" }, { "step": "ruling", "text": "Rāsayātrā, Qingyang, 2064: Sunday 23 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": "2064-11-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-23", "confidence": "determinate" } ], "quote": "In Qingyang, Rāsayātrā 2064 falls on Sunday 23 November. Pūrṇimā runs from 07:07 on Sun 23 Nov to 08:59 on Mon 24 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-11-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27721, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-11-27T12:34:26+08:00", "utc": "2064-11-27T04:34:26Z", "ms": 2994986065876.5884 }, "end": { "local": "2064-11-28T13:01:51+08:00", "utc": "2064-11-28T05:01:51Z", "ms": 2995074111415.469 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-11-27T12:34:26+08:00", "utc": "2064-11-27T04:34:26Z", "ms": 2994986065876.5884 }, "end": { "local": "2064-11-28T13:01:51+08:00", "utc": "2064-11-28T05:01:51Z", "ms": 2995074111415.469 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-11-27", "window": { "start": { "local": "2064-11-27T20:16:27+08:00", "utc": "2064-11-27T12:16:27Z", "ms": 2995013787273.785 }, "end": { "local": "2064-11-27T20:16:27+08:00", "utc": "2064-11-27T12:16:27Z", "ms": 2995013787273.785 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-11-28", "window": { "start": { "local": "2064-11-28T21:20:48+08:00", "utc": "2064-11-28T13:20:48Z", "ms": 2995104047510.4575 }, "end": { "local": "2064-11-28T21:20:48+08:00", "utc": "2064-11-28T13:20:48Z", "ms": 2995104047510.4575 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:34 on Thu 27 Nov to 13:02 on Fri 28 Nov.", "fact": "2064-11-27T04:34:26Z → 2064-11-28T05:01:51Z" }, { "step": "kaala", "text": "Moonrise is at 20:16 on the 27th and 21:21 on the 28th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 27th and is not on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27721 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Thursday 27 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": "2064-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-11-27", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Thursday 27 November. Caturthī runs from 12:34 on Thu 27 Nov to 13:02 on Fri 28 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-11-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/ekadashi?on=2064-12-04", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7044, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-12-04T05:46:37+08:00", "utc": "2064-12-03T21:46:37Z", "ms": 2995566397427.6597 }, "end": { "local": "2064-12-05T02:56:58+08:00", "utc": "2064-12-04T18:56:58Z", "ms": 2995642618149.2837 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-04T05:46:37+08:00", "utc": "2064-12-03T21:46:37Z", "ms": 2995566397427.6597 }, "end": { "local": "2064-12-05T02:56:58+08:00", "utc": "2064-12-04T18:56:58Z", "ms": 2995642618149.2837 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-12-04", "window": { "start": { "local": "2064-12-04T07:44:02+08:00", "utc": "2064-12-03T23:44:02Z", "ms": 2995573441531.335 }, "end": { "local": "2064-12-04T07:44:02+08:00", "utc": "2064-12-03T23:44:02Z", "ms": 2995573441531.335 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2064-12-05", "window": { "start": { "local": "2064-12-05T07:44:53+08:00", "utc": "2064-12-04T23:44:53Z", "ms": 2995659892675.3325 }, "end": { "local": "2064-12-05T07:44:53+08:00", "utc": "2064-12-04T23:44:53Z", "ms": 2995659892675.3325 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:47 on Thu 4 Dec to 02:57 on Fri 5 Dec.", "fact": "2064-12-03T21:46:37Z → 2064-12-04T18:56:58Z" }, { "step": "kaala", "text": "Sunrise is at 07:44 on the 4th and 07:45 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 4th and is not on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7044 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Qingyang, 2064: Thursday 4 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": "2064-12-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-04", "confidence": "determinate" } ], "quote": "In Qingyang, Utpannā Ekādaśī 2064 falls on Thursday 4 December. Ekādaśī runs from 05:47 on Thu 4 Dec to 02:57 on Fri 5 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-12-04", "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/2064/pradosha-vrata?on=2064-12-06", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4173, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-12-05T23:51:26+08:00", "utc": "2064-12-05T15:51:26Z", "ms": 2995717886270.8867 }, "end": { "local": "2064-12-06T20:38:31+08:00", "utc": "2064-12-06T12:38:31Z", "ms": 2995792711146.104 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-05T23:51:26+08:00", "utc": "2064-12-05T15:51:26Z", "ms": 2995717886270.8867 }, "end": { "local": "2064-12-06T20:38:31+08:00", "utc": "2064-12-06T12:38:31Z", "ms": 2995792711146.104 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-12-05", "window": { "start": { "local": "2064-12-05T17:35:29+08:00", "utc": "2064-12-05T09:35:29Z", "ms": 2995695329052.344 }, "end": { "local": "2064-12-05T19:28:51+08:00", "utc": "2064-12-05T11:28:51Z", "ms": 2995702130901.0747 } }, "covered_min": 0, "window_min": 113, "qualifies": false }, { "local_date": "2064-12-06", "window": { "start": { "local": "2064-12-06T17:35:30+08:00", "utc": "2064-12-06T09:35:30Z", "ms": 2995781730273.944 }, "end": { "local": "2064-12-06T19:28:59+08:00", "utc": "2064-12-06T11:28:59Z", "ms": 2995788538531.463 } }, "covered_min": 113, "window_min": 113, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:51 on Fri 5 Dec to 20:39 on Sat 6 Dec.", "fact": "2064-12-05T15:51:26Z → 2064-12-06T12:38:31Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:35–19:29 on the 5th, 17:36–19:29 on the 6th.", "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 113 minutes on the 5th and 113 of 113 on the 6th.", "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 4173 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2064: Saturday 6 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-06", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2064 falls on Saturday 6 December. Trayodaśī runs from 23:51 on Fri 5 Dec to 20:39 on Sat 6 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-12-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/shivaratri?on=2064-12-06", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13110, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2064-12-06T20:38:31+08:00", "utc": "2064-12-06T12:38:31Z", "ms": 2995792711146.104 }, "end": { "local": "2064-12-07T17:27:47+08:00", "utc": "2064-12-07T09:27:47Z", "ms": 2995867666769.5986 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-06T20:38:31+08:00", "utc": "2064-12-06T12:38:31Z", "ms": 2995792711146.104 }, "end": { "local": "2064-12-07T17:27:47+08:00", "utc": "2064-12-07T09:27:47Z", "ms": 2995867666769.5986 } }, "kaala": "nishita", "days": [ { "local_date": "2064-12-06", "window": { "start": { "local": "2064-12-07T00:17:01+08:00", "utc": "2064-12-06T16:17:01Z", "ms": 2995805821239.6406 }, "end": { "local": "2064-12-07T01:05:01+08:00", "utc": "2064-12-06T17:05:01Z", "ms": 2995808701239.6406 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-07", "window": { "start": { "local": "2064-12-08T00:17:27+08:00", "utc": "2064-12-07T16:17:27Z", "ms": 2995892246991.987 }, "end": { "local": "2064-12-08T01:05:27+08:00", "utc": "2064-12-07T17:05:27Z", "ms": 2995895126991.987 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:39 on Sat 6 Dec to 17:28 on Sun 7 Dec.", "fact": "2064-12-06T12:38:31Z → 2064-12-07T09:27:47Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:17–01:05 on the 6th, 00:17–01:05 on the 7th.", "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 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13110 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2064: Saturday 6 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": "2064-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-06", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2064 falls on Saturday 6 December. Caturdaśī runs from 20:39 on Sat 6 Dec to 17:28 on Sun 7 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2064/shivaratri?on=2064-12-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-12-11", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13944, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-12-11T08:26:29+08:00", "utc": "2064-12-11T00:26:29Z", "ms": 2996180788740.1006 }, "end": { "local": "2064-12-12T07:49:35+08:00", "utc": "2064-12-11T23:49:35Z", "ms": 2996264974867.532 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-11T08:26:29+08:00", "utc": "2064-12-11T00:26:29Z", "ms": 2996180788740.1006 }, "end": { "local": "2064-12-12T07:49:35+08:00", "utc": "2064-12-11T23:49:35Z", "ms": 2996264974867.532 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-11", "window": { "start": { "local": "2064-12-11T12:18:52+08:00", "utc": "2064-12-11T04:18:52Z", "ms": 2996194732451.506 }, "end": { "local": "2064-12-11T13:06:52+08:00", "utc": "2064-12-11T05:06:52Z", "ms": 2996197612451.506 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-12", "window": { "start": { "local": "2064-12-12T12:19:21+08:00", "utc": "2064-12-12T04:19:21Z", "ms": 2996281160819.262 }, "end": { "local": "2064-12-12T13:07:21+08:00", "utc": "2064-12-12T05:07:21Z", "ms": 2996284040819.262 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:26 on Thu 11 Dec to 07:50 on Fri 12 Dec.", "fact": "2064-12-11T00:26:29Z → 2064-12-11T23:49:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 11th, 12:19–13:07 on the 12th.", "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 11th and 0 of 48 on the 12th.", "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 13944 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2064: Thursday 11 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": "2064-12-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-11", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2064 falls on Thursday 11 December. Caturthī runs from 08:26 on Thu 11 Dec to 07:50 on Fri 12 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/vinayaka-chaturthi?on=2064-12-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15484, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2064-12-12T07:49:35+08:00", "utc": "2064-12-11T23:49:35Z", "ms": 2996264974867.532 }, "end": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-12T07:49:35+08:00", "utc": "2064-12-11T23:49:35Z", "ms": 2996264974867.532 }, "end": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-12", "window": { "start": { "local": "2064-12-12T12:19:21+08:00", "utc": "2064-12-12T04:19:21Z", "ms": 2996281160819.262 }, "end": { "local": "2064-12-12T13:07:21+08:00", "utc": "2064-12-12T05:07:21Z", "ms": 2996284040819.262 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-13", "window": { "start": { "local": "2064-12-13T12:19:50+08:00", "utc": "2064-12-13T04:19:50Z", "ms": 2996367589505.174 }, "end": { "local": "2064-12-13T13:07:50+08:00", "utc": "2064-12-13T05:07:50Z", "ms": 2996370469505.174 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 07:50 on Fri 12 Dec to 08:02 on Sat 13 Dec.", "fact": "2064-12-11T23:49:35Z → 2064-12-13T00:01:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 12th, 12:20–13:08 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 12th and 0 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15484 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Qingyang, 2064: Friday 12 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": "2064-12-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-12", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī (Mārgaśīrṣa) 2064 falls on Friday 12 December. Pañcamī runs from 07:50 on Fri 12 Dec to 08:02 on Sat 13 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11927, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 }, "end": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 }, "end": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-13", "window": { "start": { "local": "2064-12-13T12:19:50+08:00", "utc": "2064-12-13T04:19:50Z", "ms": 2996367589505.174 }, "end": { "local": "2064-12-13T13:07:50+08:00", "utc": "2064-12-13T05:07:50Z", "ms": 2996370469505.174 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-14", "window": { "start": { "local": "2064-12-14T12:20:18+08:00", "utc": "2064-12-14T04:20:18Z", "ms": 2996454018475.493 }, "end": { "local": "2064-12-14T13:08:18+08:00", "utc": "2064-12-14T05:08:18Z", "ms": 2996456898475.493 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 08:02 on Sat 13 Dec to 09:02 on Sun 14 Dec.", "fact": "2064-12-13T00:01:46Z → 2064-12-14T01:01:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 13th, 12:20–13:08 on the 14th.", "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 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 11927 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Qingyang, 2064: Saturday 13 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-13", "confidence": "determinate" } ], "quote": "In Qingyang, Campā Ṣaṣṭhī 2064 falls on Saturday 13 December. Ṣaṣṭhī runs from 08:02 on Sat 13 Dec to 09:02 on Sun 14 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11927, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 }, "end": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-13T08:01:46+08:00", "utc": "2064-12-13T00:01:46Z", "ms": 2996352105899.6133 }, "end": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-13", "window": { "start": { "local": "2064-12-13T12:19:50+08:00", "utc": "2064-12-13T04:19:50Z", "ms": 2996367589505.174 }, "end": { "local": "2064-12-13T13:07:50+08:00", "utc": "2064-12-13T05:07:50Z", "ms": 2996370469505.174 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-14", "window": { "start": { "local": "2064-12-14T12:20:18+08:00", "utc": "2064-12-14T04:20:18Z", "ms": 2996454018475.493 }, "end": { "local": "2064-12-14T13:08:18+08:00", "utc": "2064-12-14T05:08:18Z", "ms": 2996456898475.493 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 08:02 on Sat 13 Dec to 09:02 on Sun 14 Dec.", "fact": "2064-12-13T00:01:46Z → 2064-12-14T01:01:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 13th, 12:20–13:08 on the 14th.", "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 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: purvaviddha → only-day · margin 11927 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Qingyang, 2064: Saturday 13 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-13", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī 2064 falls on Saturday 13 December. Ṣaṣṭhī runs from 08:02 on Sat 13 Dec to 09:02 on Sun 14 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5883, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 }, "end": { "local": "2064-12-15T10:42:44+08:00", "utc": "2064-12-15T02:42:44Z", "ms": 2996534564225.477 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-14T09:01:31+08:00", "utc": "2064-12-14T01:01:31Z", "ms": 2996442091361.3784 }, "end": { "local": "2064-12-15T10:42:44+08:00", "utc": "2064-12-15T02:42:44Z", "ms": 2996534564225.477 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-14", "window": { "start": { "local": "2064-12-14T12:20:18+08:00", "utc": "2064-12-14T04:20:18Z", "ms": 2996454018475.493 }, "end": { "local": "2064-12-14T13:08:18+08:00", "utc": "2064-12-14T05:08:18Z", "ms": 2996456898475.493 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2064-12-15", "window": { "start": { "local": "2064-12-15T12:20:48+08:00", "utc": "2064-12-15T04:20:48Z", "ms": 2996540447696.8584 }, "end": { "local": "2064-12-15T13:08:48+08:00", "utc": "2064-12-15T05:08:48Z", "ms": 2996543327696.8584 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 09:02 on Sun 14 Dec to 10:43 on Mon 15 Dec.", "fact": "2064-12-14T01:01:31Z → 2064-12-15T02:42:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 14th, 12:21–13:09 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5883 s" }, { "step": "ruling", "text": "Mitra Saptamī, Qingyang, 2064: Sunday 14 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-14", "confidence": "determinate" } ], "quote": "In Qingyang, Mitra Saptamī 2064 falls on Sunday 14 December. Saptamī runs from 09:02 on Sun 14 Dec to 10:43 on Mon 15 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/ekadashi?on=2064-12-19", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36319, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2064-12-18T17:59:35+08:00", "utc": "2064-12-18T09:59:35Z", "ms": 2996819975447.5547 }, "end": { "local": "2064-12-19T20:25:05+08:00", "utc": "2064-12-19T12:25:05Z", "ms": 2996915105018.834 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-18T17:59:35+08:00", "utc": "2064-12-18T09:59:35Z", "ms": 2996819975447.5547 }, "end": { "local": "2064-12-19T20:25:05+08:00", "utc": "2064-12-19T12:25:05Z", "ms": 2996915105018.834 } }, "kaala": "sunrise", "days": [ { "local_date": "2064-12-18", "window": { "start": { "local": "2064-12-18T07:54:16+08:00", "utc": "2064-12-17T23:54:16Z", "ms": 2996783656252.6104 }, "end": { "local": "2064-12-18T07:54:16+08:00", "utc": "2064-12-17T23:54:16Z", "ms": 2996783656252.6104 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-12-19", "window": { "start": { "local": "2064-12-19T07:54:50+08:00", "utc": "2064-12-18T23:54:50Z", "ms": 2996870090102.284 }, "end": { "local": "2064-12-19T07:54:50+08:00", "utc": "2064-12-18T23:54:50Z", "ms": 2996870090102.284 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:00 on Thu 18 Dec to 20:25 on Fri 19 Dec.", "fact": "2064-12-18T09:59:35Z → 2064-12-19T12:25:05Z" }, { "step": "kaala", "text": "Sunrise is at 07:54 on the 18th and 07:55 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36319 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Qingyang, 2064: Friday 19 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-19", "confidence": "determinate" } ], "quote": "In Qingyang, Mokṣadā Ekādaśī 2064 falls on Friday 19 December. Ekādaśī runs from 18:00 on Thu 18 Dec to 20:25 on Fri 19 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/ekadashi?on=2064-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26059, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2064-12-19T20:25:05+08:00", "utc": "2064-12-19T12:25:05Z", "ms": 2996915105018.834 }, "end": { "local": "2064-12-20T22:32:03+08:00", "utc": "2064-12-20T14:32:03Z", "ms": 2997009122518.9126 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-19T20:25:05+08:00", "utc": "2064-12-19T12:25:05Z", "ms": 2996915105018.834 }, "end": { "local": "2064-12-20T22:32:03+08:00", "utc": "2064-12-20T14:32:03Z", "ms": 2997009122518.9126 } }, "kaala": "madhyahna", "days": [ { "local_date": "2064-12-19", "window": { "start": { "local": "2064-12-19T12:22:46+08:00", "utc": "2064-12-19T04:22:46Z", "ms": 2996886166434.3447 }, "end": { "local": "2064-12-19T13:10:46+08:00", "utc": "2064-12-19T05:10:46Z", "ms": 2996889046434.3447 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2064-12-20", "window": { "start": { "local": "2064-12-20T12:23:16+08:00", "utc": "2064-12-20T04:23:16Z", "ms": 2996972596418.918 }, "end": { "local": "2064-12-20T13:11:16+08:00", "utc": "2064-12-20T05:11:16Z", "ms": 2996975476418.918 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 20:25 on Fri 19 Dec to 22:32 on Sat 20 Dec.", "fact": "2064-12-19T12:25:05Z → 2064-12-20T14:32:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 19th, 12:23–13:11 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26059 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Qingyang, 2064: Saturday 20 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": "2064-12-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-20", "confidence": "determinate" } ], "quote": "In Qingyang, Akhaṇḍa Dvādaśī 2064 falls on Saturday 20 December. Dvādaśī runs from 20:25 on Fri 19 Dec to 22:32 on Sat 20 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/pradosha-vrata?on=2064-12-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10718, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2064-12-20T22:32:03+08:00", "utc": "2064-12-20T14:32:03Z", "ms": 2997009122518.9126 }, "end": { "local": "2064-12-22T00:14:12+08:00", "utc": "2064-12-21T16:14:12Z", "ms": 2997101651691.2524 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-20T22:32:03+08:00", "utc": "2064-12-20T14:32:03Z", "ms": 2997009122518.9126 }, "end": { "local": "2064-12-22T00:14:12+08:00", "utc": "2064-12-21T16:14:12Z", "ms": 2997101651691.2524 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-12-20", "window": { "start": { "local": "2064-12-20T17:39:10+08:00", "utc": "2064-12-20T09:39:10Z", "ms": 2996991550452.416 }, "end": { "local": "2064-12-20T19:33:24+08:00", "utc": "2064-12-20T11:33:24Z", "ms": 2996998404134.4507 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "2064-12-21", "window": { "start": { "local": "2064-12-21T17:39:40+08:00", "utc": "2064-12-21T09:39:40Z", "ms": 2997077979850.966 }, "end": { "local": "2064-12-21T19:33:53+08:00", "utc": "2064-12-21T11:33:53Z", "ms": 2997084833486.382 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:32 on Sat 20 Dec to 00:14 on Mon 22 Dec.", "fact": "2064-12-20T14:32:03Z → 2064-12-21T16:14:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:39–19:33 on the 20th, 17:40–19:34 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 114 minutes on the 20th and 114 of 114 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10718 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2064: Sunday 21 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2064-12-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-21", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2064 falls on Sunday 21 December. Trayodaśī runs from 22:32 on Sat 20 Dec to 00:14 on Mon 22 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/pradosha-vrata?on=2064-12-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2064/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21251, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2064-12-23T01:28:36+08:00", "utc": "2064-12-22T17:28:36Z", "ms": 2997192515538.284 }, "end": { "local": "2064-12-24T02:14:51+08:00", "utc": "2064-12-23T18:14:51Z", "ms": 2997281691081.148 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-23T01:28:36+08:00", "utc": "2064-12-22T17:28:36Z", "ms": 2997192515538.284 }, "end": { "local": "2064-12-24T02:14:51+08:00", "utc": "2064-12-23T18:14:51Z", "ms": 2997281691081.148 } }, "kaala": "pradosha", "days": [ { "local_date": "2064-12-22", "window": { "start": { "local": "2064-12-22T17:40:11+08:00", "utc": "2064-12-22T09:40:11Z", "ms": 2997164410931.446 }, "end": { "local": "2064-12-22T19:34:24+08:00", "utc": "2064-12-22T11:34:24Z", "ms": 2997171264074.1265 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "2064-12-23", "window": { "start": { "local": "2064-12-23T17:40:44+08:00", "utc": "2064-12-23T09:40:44Z", "ms": 2997250843662.2246 }, "end": { "local": "2064-12-23T19:34:56+08:00", "utc": "2064-12-23T11:34:56Z", "ms": 2997257695866.4287 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:29 on Tue 23 Dec to 02:15 on Wed 24 Dec.", "fact": "2064-12-22T17:28:36Z → 2064-12-23T18:14:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:40–19:34 on the 22nd, 17:41–19:35 on the 23rd.", "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 22nd and 114 of 114 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21251 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Qingyang, 2064: Tuesday 23 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": "2064-12-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-23", "confidence": "determinate" } ], "quote": "In Qingyang, Dattātreyotpatti (Datta Jayanti) 2064 falls on Tuesday 23 December. Pūrṇimā runs from 01:29 on Tue 23 Dec to 02:15 on Wed 24 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2064/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/2064/sankashta-chaturthi?on=2064-12-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2064, "local_date": "2064-12-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13511, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2064-12-27T02:00:13+08:00", "utc": "2064-12-26T18:00:13Z", "ms": 2997540012579.245 }, "end": { "local": "2064-12-28T01:10:42+08:00", "utc": "2064-12-27T17:10:42Z", "ms": 2997623441679.468 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2064-12-27T02:00:13+08:00", "utc": "2064-12-26T18:00:13Z", "ms": 2997540012579.245 }, "end": { "local": "2064-12-28T01:10:42+08:00", "utc": "2064-12-27T17:10:42Z", "ms": 2997623441679.468 } }, "kaala": "moonrise", "days": [ { "local_date": "2064-12-26", "window": { "start": { "local": "2064-12-26T20:18:47+08:00", "utc": "2064-12-26T12:18:47Z", "ms": 2997519526506.62 }, "end": { "local": "2064-12-26T20:18:47+08:00", "utc": "2064-12-26T12:18:47Z", "ms": 2997519526506.62 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2064-12-27", "window": { "start": { "local": "2064-12-27T21:25:30+08:00", "utc": "2064-12-27T13:25:30Z", "ms": 2997609930265.6636 }, "end": { "local": "2064-12-27T21:25:30+08:00", "utc": "2064-12-27T13:25:30Z", "ms": 2997609930265.6636 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:00 on Sat 27 Dec to 01:11 on Sun 28 Dec.", "fact": "2064-12-26T18:00:13Z → 2064-12-27T17:10:42Z" }, { "step": "kaala", "text": "Moonrise is at 20:19 on the 26th and 21:26 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13511 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2064: Saturday 27 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": "2064-12-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2064-12-27", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2064 falls on Saturday 27 December. Caturthī runs from 02:00 on Sat 27 Dec to 01:11 on Sun 28 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2064/sankashta-chaturthi?on=2064-12-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }