{ "id": "/zunyi/festivals/2029", "place": { "id": "1783621", "slug": "zunyi", "name": "Zunyi", "region": "Guizhou, China", "country": "CN", "lat": 27.68667, "lon": 106.90722, "elevation_m": 867, "tz": "Asia/Shanghai" }, "year": 2029, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-01-03", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5337, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-01-03T19:33:21+08:00", "utc": "2029-01-03T11:33:21Z", "ms": 1862134401477.607 }, "end": { "local": "2029-01-04T17:19:46+08:00", "utc": "2029-01-04T09:19:46Z", "ms": 1862212786339.686 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-03T19:33:21+08:00", "utc": "2029-01-03T11:33:21Z", "ms": 1862134401477.607 }, "end": { "local": "2029-01-04T17:19:46+08:00", "utc": "2029-01-04T09:19:46Z", "ms": 1862212786339.686 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-01-03", "window": { "start": { "local": "2029-01-03T21:02:19+08:00", "utc": "2029-01-03T13:02:19Z", "ms": 1862139738876.0244 }, "end": { "local": "2029-01-03T21:02:19+08:00", "utc": "2029-01-03T13:02:19Z", "ms": 1862139738876.0244 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-01-04", "window": { "start": { "local": "2029-01-04T22:06:18+08:00", "utc": "2029-01-04T14:06:18Z", "ms": 1862229977690.221 }, "end": { "local": "2029-01-04T22:06:18+08:00", "utc": "2029-01-04T14:06:18Z", "ms": 1862229977690.221 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:33 on Wed 3 Jan to 17:20 on Thu 4 Jan.", "fact": "2029-01-03T11:33:21Z → 2029-01-04T09:19:46Z" }, { "step": "kaala", "text": "Moonrise is at 21:02 on the 3rd and 22:06 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5337 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Wednesday 3 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": "2029-01-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-03", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Wednesday 3 January. Caturthī runs from 19:33 on Wed 3 Jan to 17:20 on Thu 4 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-01-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-01-10", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10461, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-01-10T04:50:23+08:00", "utc": "2029-01-09T20:50:23Z", "ms": 1862686223467.6553 }, "end": { "local": "2029-01-11T03:26:15+08:00", "utc": "2029-01-10T19:26:15Z", "ms": 1862767574697.676 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-10T04:50:23+08:00", "utc": "2029-01-09T20:50:23Z", "ms": 1862686223467.6553 }, "end": { "local": "2029-01-11T03:26:15+08:00", "utc": "2029-01-10T19:26:15Z", "ms": 1862767574697.676 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-01-10", "window": { "start": { "local": "2029-01-10T07:44:44+08:00", "utc": "2029-01-09T23:44:44Z", "ms": 1862696684162.047 }, "end": { "local": "2029-01-10T07:44:44+08:00", "utc": "2029-01-09T23:44:44Z", "ms": 1862696684162.047 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-01-11", "window": { "start": { "local": "2029-01-11T07:44:46+08:00", "utc": "2029-01-10T23:44:46Z", "ms": 1862783085607.39 }, "end": { "local": "2029-01-11T07:44:46+08:00", "utc": "2029-01-10T23:44:46Z", "ms": 1862783085607.39 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:50 on Wed 10 Jan to 03:26 on Thu 11 Jan.", "fact": "2029-01-09T20:50:23Z → 2029-01-10T19:26:15Z" }, { "step": "kaala", "text": "Sunrise is at 07:45 on the 10th and 07:45 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 10461 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Zunyi, 2029: Wednesday 10 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": "2029-01-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-10", "confidence": "determinate" } ], "quote": "In Zunyi, Ṣaṭtilā Ekādaśī 2029 falls on Wednesday 10 January. Ekādaśī runs from 04:50 on Wed 10 Jan to 03:26 on Thu 11 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-01-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-01-12", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19947, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-01-12T02:20:52+08:00", "utc": "2029-01-11T18:20:52Z", "ms": 1862850052420.9941 }, "end": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-12T02:20:52+08:00", "utc": "2029-01-11T18:20:52Z", "ms": 1862850052420.9941 }, "end": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-01-11", "window": { "start": { "local": "2029-01-11T18:15:59+08:00", "utc": "2029-01-11T10:15:59Z", "ms": 1862820959001.757 }, "end": { "local": "2029-01-11T20:03:49+08:00", "utc": "2029-01-11T12:03:49Z", "ms": 1862827429200.6438 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "2029-01-12", "window": { "start": { "local": "2029-01-12T18:16:46+08:00", "utc": "2029-01-12T10:16:46Z", "ms": 1862907406209.924 }, "end": { "local": "2029-01-12T20:04:30+08:00", "utc": "2029-01-12T12:04:30Z", "ms": 1862913869890.3513 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:21 on Fri 12 Jan to 01:37 on Sat 13 Jan.", "fact": "2029-01-11T18:20:52Z → 2029-01-12T17:36:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:16–20:04 on the 11th, 18:17–20:04 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 108 minutes on the 11th and 108 of 108 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 19947 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Friday 12 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": "2029-01-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-12", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Friday 12 January. Trayodaśī runs from 02:21 on Fri 12 Jan to 01:37 on Sat 13 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-01-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22894, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-02-13T00:58:43+08:00", "utc": "2029-02-12T16:58:43Z", "ms": 1865609923356.3171 } }, "span": { "of": "transit", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 } }, "kaala": "sunset-day", "days": [ { "local_date": "2029-01-14", "window": { "start": { "local": "2029-01-13T18:17:34+08:00", "utc": "2029-01-13T10:17:34Z", "ms": 1862993853765.647 }, "end": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2029-01-15", "window": { "start": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 }, "end": { "local": "2029-01-15T18:19:10+08:00", "utc": "2029-01-15T10:19:10Z", "ms": 1863166749742.1816 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2029-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:57 on Sun 14 Jan.", "fact": "2029-01-14T03:56:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:18, and the day of the 15th ends at 18:19.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 22894 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Sunday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Zunyi, 2029: Saturday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2029-01-13", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "2029-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Zunyi, Bhogi 2029 falls on Saturday 13 January. It is kept the day before Pongal, which falls on Sunday 14 January. The Sun enters Makara at 11:57 on Sun 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15603, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 }, "end": { "local": "2029-01-14T01:17:15+08:00", "utc": "2029-01-13T17:17:15Z", "ms": 1863019035086.0835 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 }, "end": { "local": "2029-01-14T01:17:15+08:00", "utc": "2029-01-13T17:17:15Z", "ms": 1863019035086.0835 } }, "kaala": "arunodaya", "days": [ { "local_date": "2029-01-13", "window": { "start": { "local": "2029-01-13T05:57:00+08:00", "utc": "2029-01-12T21:57:00Z", "ms": 1862949420132.7017 }, "end": { "local": "2029-01-13T07:44:44+08:00", "utc": "2029-01-12T23:44:44Z", "ms": 1862955883813.129 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "2029-01-14", "window": { "start": { "local": "2029-01-14T05:57:04+08:00", "utc": "2029-01-13T21:57:04Z", "ms": 1863035823654.6692 }, "end": { "local": "2029-01-14T07:44:41+08:00", "utc": "2029-01-13T23:44:41Z", "ms": 1863042280560.6726 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:37 on Sat 13 Jan to 01:17 on Sun 14 Jan.", "fact": "2029-01-12T17:36:57Z → 2029-01-13T17:17:15Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:57–07:45 on the 13th, 05:57–07:45 on the 14th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 108 of 108 minutes on the 13th and 0 of 108 on the 14th.", "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 15603 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Zunyi, 2029: Saturday 13 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": "2029-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-13", "confidence": "determinate" } ], "quote": "In Zunyi, Yama Tarpaṇa 2029 falls on Saturday 13 January. Caturdaśī runs from 01:37 on Sat 13 Jan to 01:17 on Sun 14 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/shivaratri?on=2029-01-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 472, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 }, "end": { "local": "2029-01-14T01:17:15+08:00", "utc": "2029-01-13T17:17:15Z", "ms": 1863019035086.0835 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-13T01:36:57+08:00", "utc": "2029-01-12T17:36:57Z", "ms": 1862933816644.9167 }, "end": { "local": "2029-01-14T01:17:15+08:00", "utc": "2029-01-13T17:17:15Z", "ms": 1863019035086.0835 } }, "kaala": "nishita", "days": [ { "local_date": "2029-01-12", "window": { "start": { "local": "2029-01-13T00:36:45+08:00", "utc": "2029-01-12T16:36:45Z", "ms": 1862930205011.5264 }, "end": { "local": "2029-01-13T01:24:45+08:00", "utc": "2029-01-12T17:24:45Z", "ms": 1862933085011.5264 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-01-13", "window": { "start": { "local": "2029-01-14T00:37:07+08:00", "utc": "2029-01-13T16:37:07Z", "ms": 1863016627163.1597 }, "end": { "local": "2029-01-14T01:25:07+08:00", "utc": "2029-01-13T17:25:07Z", "ms": 1863019507163.1597 } }, "covered_min": 40, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:37 on Sat 13 Jan to 01:17 on Sun 14 Jan.", "fact": "2029-01-12T17:36:57Z → 2029-01-13T17:17:15Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:37–01:25 on the 12th, 00:37–01:25 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 40 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 472 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Saturday 13 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": "2029-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-13", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Saturday 13 January. Caturdaśī runs from 01:37 on Sat 13 Jan to 01:17 on Sun 14 Jan and covers 40 of 48 minutes of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-01-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22894, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-02-13T00:58:43+08:00", "utc": "2029-02-12T16:58:43Z", "ms": 1865609923356.3171 } }, "span": { "of": "transit", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 } }, "kaala": "sunset-day", "days": [ { "local_date": "2029-01-14", "window": { "start": { "local": "2029-01-13T18:17:34+08:00", "utc": "2029-01-13T10:17:34Z", "ms": 1862993853765.647 }, "end": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2029-01-15", "window": { "start": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 }, "end": { "local": "2029-01-15T18:19:10+08:00", "utc": "2029-01-15T10:19:10Z", "ms": 1863166749742.1816 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:57 on Sun 14 Jan.", "fact": "2029-01-14T03:56:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:18, and the day of the 15th ends at 18:19.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 22894 s" }, { "step": "ruling", "text": "Pongal, Zunyi, 2029: Sunday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2029-01-14", "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": "2029-01-14", "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 Zunyi, Pongal 2029 falls on Sunday 14 January. The Sun enters Makara at 11:57 on Sun 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 43008, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-02-13T00:58:43+08:00", "utc": "2029-02-12T16:58:43Z", "ms": 1865609923356.3171 } }, "span": { "of": "transit", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 } }, "kaala": "civil-day", "days": [ { "local_date": "2029-01-13", "window": { "start": { "local": "2029-01-13T00:00:00+08:00", "utc": "2029-01-12T16:00:00Z", "ms": 1862928000000 }, "end": { "local": "2029-01-14T00:00:00+08:00", "utc": "2029-01-13T16:00:00Z", "ms": 1863014400000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "2029-01-14", "window": { "start": { "local": "2029-01-14T00:00:00+08:00", "utc": "2029-01-13T16:00:00Z", "ms": 1863014400000 }, "end": { "local": "2029-01-15T00:00:00+08:00", "utc": "2029-01-14T16:00:00Z", "ms": 1863100800000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:57 on Sun 14 Jan.", "fact": "2029-01-14T03:56:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Zunyi.", "fact": "civil-day: midnight-to-midnight · Asia/Shanghai" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 14th, not the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 43008 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Zunyi, 2029: Sunday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "2029-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "2029-01-14", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Zunyi, Makara Saṅkrānti 2029 falls on Sunday 14 January. The Sun enters Makara at 11:57 on Sun 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22894, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-02-13T00:58:43+08:00", "utc": "2029-02-12T16:58:43Z", "ms": 1865609923356.3171 } }, "span": { "of": "transit", "start": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 }, "end": { "local": "2029-01-14T11:56:48+08:00", "utc": "2029-01-14T03:56:48Z", "ms": 1863057408123.7656 } }, "kaala": "sunset-day", "days": [ { "local_date": "2029-01-14", "window": { "start": { "local": "2029-01-13T18:17:34+08:00", "utc": "2029-01-13T10:17:34Z", "ms": 1862993853765.647 }, "end": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2029-01-15", "window": { "start": { "local": "2029-01-14T18:18:22+08:00", "utc": "2029-01-14T10:18:22Z", "ms": 1863080301624.3137 }, "end": { "local": "2029-01-15T18:19:10+08:00", "utc": "2029-01-15T10:19:10Z", "ms": 1863166749742.1816 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2029-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 11:57 on Sun 14 Jan.", "fact": "2029-01-14T03:56:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 18:18, and the day of the 15th ends at 18:19.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 22894 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Sunday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Zunyi, 2029: Monday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2029-01-15", "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": "2029-01-15", "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 Zunyi, Mattu Pongal 2029 falls on Monday 15 January. It is kept the day after Pongal, which falls on Sunday 14 January. The Sun enters Makara at 11:57 on Sun 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21106, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-01-18T04:44:29+08:00", "utc": "2029-01-17T20:44:29Z", "ms": 1863377068719.7458 }, "end": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-18T04:44:29+08:00", "utc": "2029-01-17T20:44:29Z", "ms": 1863377068719.7458 }, "end": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-01-18", "window": { "start": { "local": "2029-01-18T12:38:53+08:00", "utc": "2029-01-18T04:38:53Z", "ms": 1863405533497.8364 }, "end": { "local": "2029-01-18T13:26:53+08:00", "utc": "2029-01-18T05:26:53Z", "ms": 1863408413497.8364 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-01-19", "window": { "start": { "local": "2029-01-19T12:39:12+08:00", "utc": "2029-01-19T04:39:12Z", "ms": 1863491952295.8882 }, "end": { "local": "2029-01-19T13:27:12+08:00", "utc": "2029-01-19T05:27:12Z", "ms": 1863494832295.8882 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:44 on Thu 18 Jan to 06:47 on Fri 19 Jan.", "fact": "2029-01-17T20:44:29Z → 2029-01-18T22:47:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 18th, 12:39–13:27 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21106 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Zunyi, 2029: Thursday 18 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": "2029-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-18", "confidence": "determinate" } ], "quote": "In Zunyi, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2029 falls on Thursday 18 January. Caturthī runs from 04:44 on Thu 18 Jan to 06:47 on Fri 19 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30995, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-01-18T04:44:29+08:00", "utc": "2029-01-17T20:44:29Z", "ms": 1863377068719.7458 }, "end": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-18T04:44:29+08:00", "utc": "2029-01-17T20:44:29Z", "ms": 1863377068719.7458 }, "end": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-01-17", "window": { "start": { "local": "2029-01-17T18:20:47+08:00", "utc": "2029-01-17T10:20:47Z", "ms": 1863339646586.614 }, "end": { "local": "2029-01-17T20:07:54+08:00", "utc": "2029-01-17T12:07:54Z", "ms": 1863346073943.518 } }, "covered_min": 0, "window_min": 107, "qualifies": false }, { "local_date": "2029-01-18", "window": { "start": { "local": "2029-01-18T18:21:35+08:00", "utc": "2029-01-18T10:21:35Z", "ms": 1863426095232.2788 }, "end": { "local": "2029-01-18T20:08:35+08:00", "utc": "2029-01-18T12:08:35Z", "ms": 1863432514616.8098 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:44 on Thu 18 Jan to 06:47 on Fri 19 Jan.", "fact": "2029-01-17T20:44:29Z → 2029-01-18T22:47:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:21–20:08 on the 17th, 18:22–20:09 on the 18th.", "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 107 minutes on the 17th and 107 of 107 on the 18th.", "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 30995 s" }, { "step": "ruling", "text": "Tila Caturthī, Zunyi, 2029: Thursday 18 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": "2029-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-18", "confidence": "determinate" } ], "quote": "In Zunyi, Tila Caturthī 2029 falls on Thursday 18 January. Caturthī runs from 04:44 on Thu 18 Jan to 06:47 on Fri 19 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12559, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "end": { "local": "2029-01-20T09:10:12+08:00", "utc": "2029-01-20T01:10:12Z", "ms": 1863565811617.3015 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "end": { "local": "2029-01-20T09:10:12+08:00", "utc": "2029-01-20T01:10:12Z", "ms": 1863565811617.3015 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-01-19", "window": { "start": { "local": "2029-01-19T12:39:12+08:00", "utc": "2029-01-19T04:39:12Z", "ms": 1863491952295.8882 }, "end": { "local": "2029-01-19T13:27:12+08:00", "utc": "2029-01-19T05:27:12Z", "ms": 1863494832295.8882 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-01-20", "window": { "start": { "local": "2029-01-20T12:39:30+08:00", "utc": "2029-01-20T04:39:30Z", "ms": 1863578370338.0312 }, "end": { "local": "2029-01-20T13:27:30+08:00", "utc": "2029-01-20T05:27:30Z", "ms": 1863581250338.0312 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 06:47 on Fri 19 Jan to 09:10 on Sat 20 Jan.", "fact": "2029-01-18T22:47:26Z → 2029-01-20T01:10:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 19th, 12:40–13:28 on the 20th.", "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 19th and 0 of 48 on the 20th.", "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 12559 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Zunyi, 2029: Friday 19 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": "2029-01-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-19", "confidence": "determinate" } ], "quote": "In Zunyi, Śrī Pañcamī 2029 falls on Friday 19 January. Pañcamī runs from 06:47 on Fri 19 Jan to 09:10 on Sat 20 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12559, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "end": { "local": "2029-01-20T09:10:12+08:00", "utc": "2029-01-20T01:10:12Z", "ms": 1863565811617.3015 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-19T06:47:26+08:00", "utc": "2029-01-18T22:47:26Z", "ms": 1863470845868.4346 }, "end": { "local": "2029-01-20T09:10:12+08:00", "utc": "2029-01-20T01:10:12Z", "ms": 1863565811617.3015 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-01-19", "window": { "start": { "local": "2029-01-19T12:39:12+08:00", "utc": "2029-01-19T04:39:12Z", "ms": 1863491952295.8882 }, "end": { "local": "2029-01-19T13:27:12+08:00", "utc": "2029-01-19T05:27:12Z", "ms": 1863494832295.8882 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-01-20", "window": { "start": { "local": "2029-01-20T12:39:30+08:00", "utc": "2029-01-20T04:39:30Z", "ms": 1863578370338.0312 }, "end": { "local": "2029-01-20T13:27:30+08:00", "utc": "2029-01-20T05:27:30Z", "ms": 1863581250338.0312 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 06:47 on Fri 19 Jan to 09:10 on Sat 20 Jan.", "fact": "2029-01-18T22:47:26Z → 2029-01-20T01:10:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 19th, 12:40–13:28 on the 20th.", "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 19th and 0 of 48 on the 20th.", "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 12559 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Zunyi, 2029: Friday 19 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": "2029-01-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-19", "confidence": "determinate" } ], "quote": "In Zunyi, Vasanta Pañcamī 2029 falls on Friday 19 January. Pañcamī runs from 06:47 on Fri 19 Jan to 09:10 on Sat 20 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14362, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-01-21T11:42:56+08:00", "utc": "2029-01-21T03:42:56Z", "ms": 1863661375648.1028 }, "end": { "local": "2029-01-22T14:13:14+08:00", "utc": "2029-01-22T06:13:14Z", "ms": 1863756793690.8857 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-21T11:42:56+08:00", "utc": "2029-01-21T03:42:56Z", "ms": 1863661375648.1028 }, "end": { "local": "2029-01-22T14:13:14+08:00", "utc": "2029-01-22T06:13:14Z", "ms": 1863756793690.8857 } }, "kaala": "arunodaya", "days": [ { "local_date": "2029-01-21", "window": { "start": { "local": "2029-01-21T05:56:51+08:00", "utc": "2029-01-20T21:56:51Z", "ms": 1863640610832.676 }, "end": { "local": "2029-01-21T07:43:34+08:00", "utc": "2029-01-20T23:43:34Z", "ms": 1863647013610.0535 } }, "covered_min": 0, "window_min": 107, "qualifies": false }, { "local_date": "2029-01-22", "window": { "start": { "local": "2029-01-22T05:56:44+08:00", "utc": "2029-01-21T21:56:44Z", "ms": 1863727003611.476 }, "end": { "local": "2029-01-22T07:43:18+08:00", "utc": "2029-01-21T23:43:18Z", "ms": 1863733397765.5688 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 11:43 on Sun 21 Jan to 14:13 on Mon 22 Jan.", "fact": "2029-01-21T03:42:56Z → 2029-01-22T06:13:14Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:57–07:44 on the 21st, 05:57–07:43 on the 22nd.", "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 107 minutes on the 21st and 107 of 107 on the 22nd.", "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 14362 s" }, { "step": "ruling", "text": "Ratha Saptamī, Zunyi, 2029: Monday 22 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": "2029-01-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-22", "confidence": "determinate" } ], "quote": "In Zunyi, Ratha Saptamī 2029 falls on Monday 22 January. Saptamī runs from 11:43 on Sun 21 Jan to 14:13 on Mon 22 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-01-26", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41911, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-01-25T19:20:52+08:00", "utc": "2029-01-25T11:20:52Z", "ms": 1864034451735.1409 }, "end": { "local": "2029-01-26T19:43:40+08:00", "utc": "2029-01-26T11:43:40Z", "ms": 1864122220472.217 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-25T19:20:52+08:00", "utc": "2029-01-25T11:20:52Z", "ms": 1864034451735.1409 }, "end": { "local": "2029-01-26T19:43:40+08:00", "utc": "2029-01-26T11:43:40Z", "ms": 1864122220472.217 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-01-25", "window": { "start": { "local": "2029-01-25T07:42:21+08:00", "utc": "2029-01-24T23:42:21Z", "ms": 1863992540989.0908 }, "end": { "local": "2029-01-25T07:42:21+08:00", "utc": "2029-01-24T23:42:21Z", "ms": 1863992540989.0908 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-01-26", "window": { "start": { "local": "2029-01-26T07:41:59+08:00", "utc": "2029-01-25T23:41:59Z", "ms": 1864078919025.8442 }, "end": { "local": "2029-01-26T07:41:59+08:00", "utc": "2029-01-25T23:41:59Z", "ms": 1864078919025.8442 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:21 on Thu 25 Jan to 19:44 on Fri 26 Jan.", "fact": "2029-01-25T11:20:52Z → 2029-01-26T11:43:40Z" }, { "step": "kaala", "text": "Sunrise is at 07:42 on the 25th and 07:42 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 41911 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Zunyi, 2029: Friday 26 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": "2029-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-26", "confidence": "determinate" } ], "quote": "In Zunyi, Jayā Ekādaśī 2029 falls on Friday 26 January. Ekādaśī runs from 19:21 on Thu 25 Jan to 19:44 on Fri 26 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-01-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21046, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-01-26T19:43:40+08:00", "utc": "2029-01-26T11:43:40Z", "ms": 1864122220472.217 }, "end": { "local": "2029-01-27T19:20:00+08:00", "utc": "2029-01-27T11:20:00Z", "ms": 1864207200313.8623 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-26T19:43:40+08:00", "utc": "2029-01-26T11:43:40Z", "ms": 1864122220472.217 }, "end": { "local": "2029-01-27T19:20:00+08:00", "utc": "2029-01-27T11:20:00Z", "ms": 1864207200313.8623 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-01-26", "window": { "start": { "local": "2029-01-26T12:41:02+08:00", "utc": "2029-01-26T04:41:02Z", "ms": 1864096862031.1528 }, "end": { "local": "2029-01-26T13:29:02+08:00", "utc": "2029-01-26T05:29:02Z", "ms": 1864099742031.1528 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-01-27", "window": { "start": { "local": "2029-01-27T12:41:14+08:00", "utc": "2029-01-27T04:41:14Z", "ms": 1864183274473.9478 }, "end": { "local": "2029-01-27T13:29:14+08:00", "utc": "2029-01-27T05:29:14Z", "ms": 1864186154473.9478 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:44 on Fri 26 Jan to 19:20 on Sat 27 Jan.", "fact": "2029-01-26T11:43:40Z → 2029-01-27T11:20:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:41–13:29 on the 26th, 12:41–13:29 on the 27th.", "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 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21046 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Zunyi, 2029: Saturday 27 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhishma-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Bhisma dvadasi (purvaviddha), Amalaki dvadasi, Santana dvadasi, Varaha dvadasi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-27", "confidence": "determinate" } ], "quote": "In Zunyi, Bhīṣma Dvādaśī 2029 falls on Saturday 27 January. Dvādaśī runs from 19:44 on Fri 26 Jan to 19:20 on Sat 27 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-01-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1075, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-01-27T19:20:00+08:00", "utc": "2029-01-27T11:20:00Z", "ms": 1864207200313.8623 }, "end": { "local": "2029-01-28T18:11:46+08:00", "utc": "2029-01-28T10:11:46Z", "ms": 1864289506104.7314 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-27T19:20:00+08:00", "utc": "2029-01-27T11:20:00Z", "ms": 1864207200313.8623 }, "end": { "local": "2029-01-28T18:11:46+08:00", "utc": "2029-01-28T10:11:46Z", "ms": 1864289506104.7314 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-01-27", "window": { "start": { "local": "2029-01-27T18:28:53+08:00", "utc": "2029-01-27T10:28:53Z", "ms": 1864204133378.6604 }, "end": { "local": "2029-01-27T20:14:32+08:00", "utc": "2029-01-27T12:14:32Z", "ms": 1864210471679.7546 } }, "covered_min": 55, "window_min": 106, "qualifies": true }, { "local_date": "2029-01-28", "window": { "start": { "local": "2029-01-28T18:29:42+08:00", "utc": "2029-01-28T10:29:42Z", "ms": 1864290581549.5093 }, "end": { "local": "2029-01-28T20:15:10+08:00", "utc": "2029-01-28T12:15:10Z", "ms": 1864296909909.2793 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:20 on Sat 27 Jan to 18:12 on Sun 28 Jan.", "fact": "2029-01-27T11:20:00Z → 2029-01-28T10:11:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–20:15 on the 27th, 18:30–20:15 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 55 of 106 minutes on the 27th and 0 of 105 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 1075 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Saturday 27 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": "2029-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-27", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Saturday 27 January. Trayodaśī runs from 19:20 on Sat 27 Jan to 18:12 on Sun 28 Jan and covers 55 of 106 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-01-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-01-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2031, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-01-29T16:23:56+08:00", "utc": "2029-01-29T08:23:56Z", "ms": 1864369435860.7632 }, "end": { "local": "2029-01-30T14:03:38+08:00", "utc": "2029-01-30T06:03:38Z", "ms": 1864447417681.7686 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2029-01-29T16:23:56+08:00", "utc": "2029-01-29T08:23:56Z", "ms": 1864369435860.7632 }, "end": { "local": "2029-01-30T14:03:38+08:00", "utc": "2029-01-30T06:03:38Z", "ms": 1864447417681.7686 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-01-29", "window": { "start": { "local": "2029-01-29T12:41:37+08:00", "utc": "2029-01-29T04:41:37Z", "ms": 1864356096888.3994 }, "end": { "local": "2029-01-29T13:29:37+08:00", "utc": "2029-01-29T05:29:37Z", "ms": 1864358976888.3994 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-01-30", "window": { "start": { "local": "2029-01-30T12:41:47+08:00", "utc": "2029-01-30T04:41:47Z", "ms": 1864442506860.9297 }, "end": { "local": "2029-01-30T13:29:47+08:00", "utc": "2029-01-30T05:29:47Z", "ms": 1864445386860.9297 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:24 on Mon 29 Jan to 14:04 on Tue 30 Jan.", "fact": "2029-01-29T08:23:56Z → 2029-01-30T06:03:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:42–13:30 on the 29th, 12:42–13:30 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2031 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Zunyi, 2029: Tuesday 30 January.", "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": "2029-01-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-01-30", "confidence": "determinate" } ], "quote": "In Zunyi, Māghī Pūrṇimā 2029 falls on Tuesday 30 January. Pūrṇimā runs from 16:24 on Mon 29 Jan to 14:04 on Tue 30 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-02-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15114, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-02-02T05:15:34+08:00", "utc": "2029-02-01T21:15:34Z", "ms": 1864674933867.928 }, "end": { "local": "2029-02-03T02:14:15+08:00", "utc": "2029-02-02T18:14:15Z", "ms": 1864750454904.496 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-02T05:15:34+08:00", "utc": "2029-02-01T21:15:34Z", "ms": 1864674933867.928 }, "end": { "local": "2029-02-03T02:14:15+08:00", "utc": "2029-02-02T18:14:15Z", "ms": 1864750454904.496 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-02-01", "window": { "start": { "local": "2029-02-01T20:56:59+08:00", "utc": "2029-02-01T12:56:59Z", "ms": 1864645018929.7083 }, "end": { "local": "2029-02-01T20:56:59+08:00", "utc": "2029-02-01T12:56:59Z", "ms": 1864645018929.7083 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-02-02", "window": { "start": { "local": "2029-02-02T22:02:21+08:00", "utc": "2029-02-02T14:02:21Z", "ms": 1864735341395.3872 }, "end": { "local": "2029-02-02T22:02:21+08:00", "utc": "2029-02-02T14:02:21Z", "ms": 1864735341395.3872 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:16 on Fri 2 Feb to 02:14 on Sat 3 Feb.", "fact": "2029-02-01T21:15:34Z → 2029-02-02T18:14:15Z" }, { "step": "kaala", "text": "Moonrise is at 20:57 on the 1st and 22:02 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 15114 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Friday 2 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": "2029-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-02", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Friday 2 February. Caturthī runs from 05:16 on Fri 2 Feb to 02:14 on Sat 3 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-02-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-02-09", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26980, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-02-08T15:15:34+08:00", "utc": "2029-02-08T07:15:34Z", "ms": 1865229333855.571 }, "end": { "local": "2029-02-09T15:04:04+08:00", "utc": "2029-02-09T07:04:04Z", "ms": 1865315044055.326 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-08T15:15:34+08:00", "utc": "2029-02-08T07:15:34Z", "ms": 1865229333855.571 }, "end": { "local": "2029-02-09T15:04:04+08:00", "utc": "2029-02-09T07:04:04Z", "ms": 1865315044055.326 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-02-08", "window": { "start": { "local": "2029-02-08T07:35:05+08:00", "utc": "2029-02-07T23:35:05Z", "ms": 1865201705099.901 }, "end": { "local": "2029-02-08T07:35:05+08:00", "utc": "2029-02-07T23:35:05Z", "ms": 1865201705099.901 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-02-09", "window": { "start": { "local": "2029-02-09T07:34:24+08:00", "utc": "2029-02-08T23:34:24Z", "ms": 1865288064172.3972 }, "end": { "local": "2029-02-09T07:34:24+08:00", "utc": "2029-02-08T23:34:24Z", "ms": 1865288064172.3972 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:16 on Thu 8 Feb to 15:04 on Fri 9 Feb.", "fact": "2029-02-08T07:15:34Z → 2029-02-09T07:04:04Z" }, { "step": "kaala", "text": "Sunrise is at 07:35 on the 8th and 07:34 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 26980 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Zunyi, 2029: Friday 9 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": "2029-02-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-09", "confidence": "determinate" } ], "quote": "In Zunyi, Vijayā Ekādaśī 2029 falls on Friday 9 February. Ekādaśī runs from 15:16 on Thu 8 Feb to 15:04 on Fri 9 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-02-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-02-10", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9601, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-02-10T15:19:39+08:00", "utc": "2029-02-10T07:19:39Z", "ms": 1865402379390.7637 }, "end": { "local": "2029-02-11T16:00:28+08:00", "utc": "2029-02-11T08:00:28Z", "ms": 1865491227956.5293 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-10T15:19:39+08:00", "utc": "2029-02-10T07:19:39Z", "ms": 1865402379390.7637 }, "end": { "local": "2029-02-11T16:00:28+08:00", "utc": "2029-02-11T08:00:28Z", "ms": 1865491227956.5293 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-02-10", "window": { "start": { "local": "2029-02-10T18:39:45+08:00", "utc": "2029-02-10T10:39:45Z", "ms": 1865414385096.0237 }, "end": { "local": "2029-02-10T20:22:51+08:00", "utc": "2029-02-10T12:22:51Z", "ms": 1865420570922.185 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "2029-02-11", "window": { "start": { "local": "2029-02-11T18:40:29+08:00", "utc": "2029-02-11T10:40:29Z", "ms": 1865500829309.675 }, "end": { "local": "2029-02-11T20:23:23+08:00", "utc": "2029-02-11T12:23:23Z", "ms": 1865507003319.691 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:20 on Sat 10 Feb to 16:00 on Sun 11 Feb.", "fact": "2029-02-10T07:19:39Z → 2029-02-11T08:00:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:40–20:23 on the 10th, 18:40–20:23 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 103 of 103 minutes on the 10th and 0 of 103 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9601 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Saturday 10 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": "2029-02-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-10", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Saturday 10 February. Trayodaśī runs from 15:20 on Sat 10 Feb to 16:00 on Sun 11 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-02-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27449, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-02-11T16:00:28+08:00", "utc": "2029-02-11T08:00:28Z", "ms": 1865491227956.5293 }, "end": { "local": "2029-02-12T17:04:52+08:00", "utc": "2029-02-12T09:04:52Z", "ms": 1865581491970.9211 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-11T16:00:28+08:00", "utc": "2029-02-11T08:00:28Z", "ms": 1865491227956.5293 }, "end": { "local": "2029-02-12T17:04:52+08:00", "utc": "2029-02-12T09:04:52Z", "ms": 1865581491970.9211 } }, "kaala": "nishita", "days": [ { "local_date": "2029-02-11", "window": { "start": { "local": "2029-02-12T00:42:22+08:00", "utc": "2029-02-11T16:42:22Z", "ms": 1865522541847.2349 }, "end": { "local": "2029-02-12T01:30:22+08:00", "utc": "2029-02-11T17:30:22Z", "ms": 1865525421847.2349 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-02-12", "window": { "start": { "local": "2029-02-13T00:42:21+08:00", "utc": "2029-02-12T16:42:21Z", "ms": 1865608941003.0503 }, "end": { "local": "2029-02-13T01:30:21+08:00", "utc": "2029-02-12T17:30:21Z", "ms": 1865611821003.0503 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:00 on Sun 11 Feb to 17:05 on Mon 12 Feb.", "fact": "2029-02-11T08:00:28Z → 2029-02-12T09:04:52Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:42–01:30 on the 11th, 00:42–01:30 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 27449 s" }, { "step": "ruling", "text": "Mahāśivarātri, Zunyi, 2029: Sunday 11 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": "2029-02-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-11", "confidence": "determinate" } ], "quote": "In Zunyi, Mahāśivarātri 2029 falls on Sunday 11 February. Caturdaśī runs from 16:00 on Sun 11 Feb to 17:05 on Mon 12 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-02-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33768, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-02-17T00:47:44+08:00", "utc": "2029-02-16T16:47:44Z", "ms": 1865954863536.766 }, "end": { "local": "2029-02-18T03:19:39+08:00", "utc": "2029-02-17T19:19:39Z", "ms": 1866050378573.251 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-17T00:47:44+08:00", "utc": "2029-02-16T16:47:44Z", "ms": 1865954863536.766 }, "end": { "local": "2029-02-18T03:19:39+08:00", "utc": "2029-02-17T19:19:39Z", "ms": 1866050378573.251 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-02-17", "window": { "start": { "local": "2029-02-17T12:42:31+08:00", "utc": "2029-02-17T04:42:31Z", "ms": 1865997751198.8877 }, "end": { "local": "2029-02-17T13:30:31+08:00", "utc": "2029-02-17T05:30:31Z", "ms": 1866000631198.8877 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-02-18", "window": { "start": { "local": "2029-02-18T12:42:27+08:00", "utc": "2029-02-18T04:42:27Z", "ms": 1866084146521.9941 }, "end": { "local": "2029-02-18T13:30:27+08:00", "utc": "2029-02-18T05:30:27Z", "ms": 1866087026521.9941 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:48 on Sat 17 Feb to 03:20 on Sun 18 Feb.", "fact": "2029-02-16T16:47:44Z → 2029-02-17T19:19:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:43–13:31 on the 17th, 12:42–13:30 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 33768 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Saturday 17 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": "2029-02-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-17", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Saturday 17 February. Caturthī runs from 00:48 on Sat 17 Feb to 03:20 on Sun 18 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-02-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-02-25", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15638, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-02-24T12:34:45+08:00", "utc": "2029-02-24T04:34:45Z", "ms": 1866602084607.5518 }, "end": { "local": "2029-02-25T11:41:42+08:00", "utc": "2029-02-25T03:41:42Z", "ms": 1866685302394.6384 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-24T12:34:45+08:00", "utc": "2029-02-24T04:34:45Z", "ms": 1866602084607.5518 }, "end": { "local": "2029-02-25T11:41:42+08:00", "utc": "2029-02-25T03:41:42Z", "ms": 1866685302394.6384 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-02-24", "window": { "start": { "local": "2029-02-24T07:22:02+08:00", "utc": "2029-02-23T23:22:02Z", "ms": 1866583321517.2983 }, "end": { "local": "2029-02-24T07:22:02+08:00", "utc": "2029-02-23T23:22:02Z", "ms": 1866583321517.2983 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-02-25", "window": { "start": { "local": "2029-02-25T07:21:05+08:00", "utc": "2029-02-24T23:21:05Z", "ms": 1866669664562.9746 }, "end": { "local": "2029-02-25T07:21:05+08:00", "utc": "2029-02-24T23:21:05Z", "ms": 1866669664562.9746 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:35 on Sat 24 Feb to 11:42 on Sun 25 Feb.", "fact": "2029-02-24T04:34:45Z → 2029-02-25T03:41:42Z" }, { "step": "kaala", "text": "Sunrise is at 07:22 on the 24th and 07:21 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 15638 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Zunyi, 2029: Sunday 25 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": "2029-02-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-25", "confidence": "determinate" } ], "quote": "In Zunyi, Āmalakī Ekādaśī 2029 falls on Sunday 25 February. Ekādaśī runs from 12:35 on Sat 24 Feb to 11:42 on Sun 25 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-02-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-02-26", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31848, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-02-26T09:59:55+08:00", "utc": "2029-02-26T01:59:55Z", "ms": 1866765595397.6992 }, "end": { "local": "2029-02-27T07:35:01+08:00", "utc": "2029-02-26T23:35:01Z", "ms": 1866843300936.1106 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-26T09:59:55+08:00", "utc": "2029-02-26T01:59:55Z", "ms": 1866765595397.6992 }, "end": { "local": "2029-02-27T07:35:01+08:00", "utc": "2029-02-26T23:35:01Z", "ms": 1866843300936.1106 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-02-26", "window": { "start": { "local": "2029-02-26T18:50:44+08:00", "utc": "2029-02-26T10:50:44Z", "ms": 1866797443586.471 }, "end": { "local": "2029-02-26T20:30:31+08:00", "utc": "2029-02-26T12:30:31Z", "ms": 1866803430889.3372 } }, "covered_min": 100, "window_min": 100, "qualifies": true }, { "local_date": "2029-02-27", "window": { "start": { "local": "2029-02-27T18:51:21+08:00", "utc": "2029-02-27T10:51:21Z", "ms": 1866883881236.5168 }, "end": { "local": "2029-02-27T20:30:56+08:00", "utc": "2029-02-27T12:30:56Z", "ms": 1866889855627.363 } }, "covered_min": 0, "window_min": 100, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:00 on Mon 26 Feb to 07:35 on Tue 27 Feb.", "fact": "2029-02-26T01:59:55Z → 2029-02-26T23:35:01Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:51–20:31 on the 26th, 18:51–20:31 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 100 of 100 minutes on the 26th and 0 of 100 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31848 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Monday 26 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": "2029-02-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-26", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Monday 26 February. Trayodaśī runs from 10:00 on Mon 26 Feb to 07:35 on Tue 27 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-02-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-02-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22697, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-02-28T04:35:10+08:00", "utc": "2029-02-27T20:35:10Z", "ms": 1866918910118.859 }, "end": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-28T04:35:10+08:00", "utc": "2029-02-27T20:35:10Z", "ms": 1866918910118.859 }, "end": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 } }, "kaala": "sayahna", "days": [ { "local_date": "2029-02-27", "window": { "start": { "local": "2029-02-27T16:32:55+08:00", "utc": "2029-02-27T08:32:55Z", "ms": 1866875574660.8071 }, "end": { "local": "2029-02-27T18:51:21+08:00", "utc": "2029-02-27T10:51:21Z", "ms": 1866883881236.5168 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "2029-02-28", "window": { "start": { "local": "2029-02-28T16:33:13+08:00", "utc": "2029-02-28T08:33:13Z", "ms": 1866961992639.1501 }, "end": { "local": "2029-02-28T18:51:59+08:00", "utc": "2029-02-28T10:51:59Z", "ms": 1866970318506.972 } }, "covered_min": 139, "window_min": 139, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:35 on Wed 28 Feb to 01:10 on Thu 1 Mar.", "fact": "2029-02-27T20:35:10Z → 2029-02-28T17:10:16Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:33–18:51 on the 27th, 16:33–18:52 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 0 of 138 minutes on the 27th and 139 of 139 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22697 s" }, { "step": "ruling", "text": "Holikā Dahana, Zunyi, 2029: Wednesday 28 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-02-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-02-28", "confidence": "determinate" } ], "quote": "In Zunyi, Holikā Dahana 2029 falls on Wednesday 28 February. Pūrṇimā runs from 04:35 on Wed 28 Feb to 01:10 on Thu 1 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22697, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-02-28T04:35:10+08:00", "utc": "2029-02-27T20:35:10Z", "ms": 1866918910118.859 }, "end": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2029-02-28T04:35:10+08:00", "utc": "2029-02-27T20:35:10Z", "ms": 1866918910118.859 }, "end": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 } }, "kaala": "sayahna", "days": [ { "local_date": "2029-02-27", "window": { "start": { "local": "2029-02-27T16:32:55+08:00", "utc": "2029-02-27T08:32:55Z", "ms": 1866875574660.8071 }, "end": { "local": "2029-02-27T18:51:21+08:00", "utc": "2029-02-27T10:51:21Z", "ms": 1866883881236.5168 } }, "covered_min": 0, "window_min": 138, "qualifies": false }, { "local_date": "2029-02-28", "window": { "start": { "local": "2029-02-28T16:33:13+08:00", "utc": "2029-02-28T08:33:13Z", "ms": 1866961992639.1501 }, "end": { "local": "2029-02-28T18:51:59+08:00", "utc": "2029-02-28T10:51:59Z", "ms": 1866970318506.972 } }, "covered_min": 139, "window_min": 139, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "2029-02-28", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:35 on Wed 28 Feb to 01:10 on Thu 1 Mar.", "fact": "2029-02-27T20:35:10Z → 2029-02-28T17:10:16Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:33–18:51 on the 27th, 16:33–18:52 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 0 of 138 minutes on the 27th and 139 of 139 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22697 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Wednesday 28 February is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Zunyi, 2029: Thursday 1 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-03-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-01", "confidence": "determinate" } ], "quote": "In Zunyi, Holī 2029 falls on Thursday 1 March. It is kept the day after Holikā Dahana, which falls on Wednesday 28 February. Pūrṇimā runs from 04:35 on Wed 28 Feb to 01:10 on Thu 1 Mar and covers all of sāyāhna on the 28th.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22014, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 }, "end": { "local": "2029-03-01T21:31:08+08:00", "utc": "2029-03-01T13:31:08Z", "ms": 1867066268028.0706 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-01T01:10:16+08:00", "utc": "2029-02-28T17:10:16Z", "ms": 1866993015788.3105 }, "end": { "local": "2029-03-01T21:31:08+08:00", "utc": "2029-03-01T13:31:08Z", "ms": 1867066268028.0706 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-03-01", "window": { "start": { "local": "2029-03-01T07:17:09+08:00", "utc": "2029-02-28T23:17:09Z", "ms": 1867015029294.024 }, "end": { "local": "2029-03-01T07:17:09+08:00", "utc": "2029-02-28T23:17:09Z", "ms": 1867015029294.024 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-03-02", "window": { "start": { "local": "2029-03-02T07:16:09+08:00", "utc": "2029-03-01T23:16:09Z", "ms": 1867101368767.969 }, "end": { "local": "2029-03-02T07:16:09+08:00", "utc": "2029-03-01T23:16:09Z", "ms": 1867101368767.969 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 01:10 on Thu 1 Mar to 21:31 on Thu 1 Mar.", "fact": "2029-02-28T17:10:16Z → 2029-03-01T13:31:08Z" }, { "step": "kaala", "text": "Sunrise is at 07:17 on the 1st and 07:16 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is on the 1st and is not on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 22014 s" }, { "step": "ruling", "text": "Vasantotsava, Zunyi, 2029: Thursday 1 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": "2029-03-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-01", "confidence": "determinate" } ], "quote": "In Zunyi, Vasantotsava 2029 falls on Thursday 1 March. Pratipadā runs from 01:10 on Thu 1 Mar to 21:31 on Thu 1 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-03-03", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27815, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-03-03T14:14:46+08:00", "utc": "2029-03-03T06:14:46Z", "ms": 1867212885886.686 }, "end": { "local": "2029-03-04T10:58:53+08:00", "utc": "2029-03-04T02:58:53Z", "ms": 1867287532661.0388 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-03T14:14:46+08:00", "utc": "2029-03-03T06:14:46Z", "ms": 1867212885886.686 }, "end": { "local": "2029-03-04T10:58:53+08:00", "utc": "2029-03-04T02:58:53Z", "ms": 1867287532661.0388 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-03-03", "window": { "start": { "local": "2029-03-03T21:58:21+08:00", "utc": "2029-03-03T13:58:21Z", "ms": 1867240700589.3242 }, "end": { "local": "2029-03-03T21:58:21+08:00", "utc": "2029-03-03T13:58:21Z", "ms": 1867240700589.3242 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-03-04", "window": { "start": { "local": "2029-03-04T23:06:35+08:00", "utc": "2029-03-04T15:06:35Z", "ms": 1867331194897.4375 }, "end": { "local": "2029-03-04T23:06:35+08:00", "utc": "2029-03-04T15:06:35Z", "ms": 1867331194897.4375 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:15 on Sat 3 Mar to 10:59 on Sun 4 Mar.", "fact": "2029-03-03T06:14:46Z → 2029-03-04T02:58:53Z" }, { "step": "kaala", "text": "Moonrise is at 21:58 on the 3rd and 23:07 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī 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. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27815 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Saturday 3 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": "2029-03-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-03", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Saturday 3 March. Caturthī runs from 14:15 on Sat 3 Mar to 10:59 on Sun 4 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-03-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29801, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-03-07T04:22:52+08:00", "utc": "2029-03-06T20:22:52Z", "ms": 1867522972355.344 }, "end": { "local": "2029-03-08T03:30:53+08:00", "utc": "2029-03-07T19:30:53Z", "ms": 1867606253354.648 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-07T04:22:52+08:00", "utc": "2029-03-06T20:22:52Z", "ms": 1867522972355.344 }, "end": { "local": "2029-03-08T03:30:53+08:00", "utc": "2029-03-07T19:30:53Z", "ms": 1867606253354.648 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-03-07", "window": { "start": { "local": "2029-03-07T12:39:34+08:00", "utc": "2029-03-07T04:39:34Z", "ms": 1867552773712.5889 }, "end": { "local": "2029-03-07T13:27:34+08:00", "utc": "2029-03-07T05:27:34Z", "ms": 1867555653712.5889 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-03-08", "window": { "start": { "local": "2029-03-08T12:39:19+08:00", "utc": "2029-03-08T04:39:19Z", "ms": 1867639159186.6929 }, "end": { "local": "2029-03-08T13:27:19+08:00", "utc": "2029-03-08T05:27:19Z", "ms": 1867642039186.6929 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 04:23 on Wed 7 Mar to 03:31 on Thu 8 Mar.", "fact": "2029-03-06T20:22:52Z → 2029-03-07T19:30:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:40–13:28 on the 7th, 12:39–13:27 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 29801 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Zunyi, 2029: Wednesday 7 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": "2029-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-07", "confidence": "determinate" } ], "quote": "In Zunyi, Śītalāṣṭamī 2029 falls on Wednesday 7 March. Aṣṭamī runs from 04:23 on Wed 7 Mar to 03:31 on Thu 8 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-03-10", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8403, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-03-10T03:47:02+08:00", "utc": "2029-03-09T19:47:02Z", "ms": 1867780021507.8643 }, "end": { "local": "2029-03-11T04:46:36+08:00", "utc": "2029-03-10T20:46:36Z", "ms": 1867869996459.3188 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-10T03:47:02+08:00", "utc": "2029-03-09T19:47:02Z", "ms": 1867780021507.8643 }, "end": { "local": "2029-03-11T04:46:36+08:00", "utc": "2029-03-10T20:46:36Z", "ms": 1867869996459.3188 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-03-10", "window": { "start": { "local": "2029-03-10T07:07:45+08:00", "utc": "2029-03-09T23:07:45Z", "ms": 1867792064808.8435 }, "end": { "local": "2029-03-10T07:07:45+08:00", "utc": "2029-03-09T23:07:45Z", "ms": 1867792064808.8435 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-03-11", "window": { "start": { "local": "2029-03-11T07:06:40+08:00", "utc": "2029-03-10T23:06:40Z", "ms": 1867878399786.798 }, "end": { "local": "2029-03-11T07:06:40+08:00", "utc": "2029-03-10T23:06:40Z", "ms": 1867878399786.798 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:47 on Sat 10 Mar to 04:47 on Sun 11 Mar.", "fact": "2029-03-09T19:47:02Z → 2029-03-10T20:46:36Z" }, { "step": "kaala", "text": "Sunrise is at 07:08 on the 10th and 07:07 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 8403 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Zunyi, 2029: Saturday 10 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": "2029-03-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-10", "confidence": "determinate" } ], "quote": "In Zunyi, Pāpamocanī Ekādaśī 2029 falls on Saturday 10 March. Ekādaśī runs from 03:47 on Sat 10 Mar to 04:47 on Sun 11 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-03-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-03-12", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34648, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-03-12T06:12:53+08:00", "utc": "2029-03-11T22:12:53Z", "ms": 1867961572575.0667 }, "end": { "local": "2029-03-13T08:00:08+08:00", "utc": "2029-03-13T00:00:08Z", "ms": 1868054408158.3735 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-12T06:12:53+08:00", "utc": "2029-03-11T22:12:53Z", "ms": 1867961572575.0667 }, "end": { "local": "2029-03-13T08:00:08+08:00", "utc": "2029-03-13T00:00:08Z", "ms": 1868054408158.3735 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-03-11", "window": { "start": { "local": "2029-03-11T18:58:27+08:00", "utc": "2029-03-11T10:58:27Z", "ms": 1867921107346.5586 }, "end": { "local": "2029-03-11T20:35:24+08:00", "utc": "2029-03-11T12:35:24Z", "ms": 1867926924287.851 } }, "covered_min": 0, "window_min": 97, "qualifies": false }, { "local_date": "2029-03-12", "window": { "start": { "local": "2029-03-12T18:59:01+08:00", "utc": "2029-03-12T10:59:01Z", "ms": 1868007541072.0845 }, "end": { "local": "2029-03-12T20:35:45+08:00", "utc": "2029-03-12T12:35:45Z", "ms": 1868013344754.927 } }, "covered_min": 97, "window_min": 97, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:13 on Mon 12 Mar to 08:00 on Tue 13 Mar.", "fact": "2029-03-11T22:12:53Z → 2029-03-13T00:00:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:35 on the 11th, 18:59–20:36 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 97 minutes on the 11th and 97 of 97 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 34648 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Monday 12 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": "2029-03-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-12", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Monday 12 March. Trayodaśī runs from 06:13 on Mon 12 Mar to 08:00 on Tue 13 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-03-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-03-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23663, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-03-13T08:00:08+08:00", "utc": "2029-03-13T00:00:08Z", "ms": 1868054408158.3735 }, "end": { "local": "2029-03-14T10:03:33+08:00", "utc": "2029-03-14T02:03:33Z", "ms": 1868148213415.2646 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-13T08:00:08+08:00", "utc": "2029-03-13T00:00:08Z", "ms": 1868054408158.3735 }, "end": { "local": "2029-03-14T10:03:33+08:00", "utc": "2029-03-14T02:03:33Z", "ms": 1868148213415.2646 } }, "kaala": "nishita", "days": [ { "local_date": "2029-03-12", "window": { "start": { "local": "2029-03-13T00:37:45+08:00", "utc": "2029-03-12T16:37:45Z", "ms": 1868027864882.7441 }, "end": { "local": "2029-03-13T01:25:45+08:00", "utc": "2029-03-12T17:25:45Z", "ms": 1868030744882.7441 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-03-13", "window": { "start": { "local": "2029-03-14T00:37:29+08:00", "utc": "2029-03-13T16:37:29Z", "ms": 1868114248620.9653 }, "end": { "local": "2029-03-14T01:25:29+08:00", "utc": "2029-03-13T17:25:29Z", "ms": 1868117128620.9653 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:00 on Tue 13 Mar to 10:04 on Wed 14 Mar.", "fact": "2029-03-13T00:00:08Z → 2029-03-14T02:03:33Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:38–01:26 on the 12th, 00:37–01:25 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 23663 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Tuesday 13 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": "2029-03-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-13", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Tuesday 13 March. Caturdaśī runs from 08:00 on Tue 13 Mar to 10:04 on Wed 14 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-03-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-03-19", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22778, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-03-18T19:44:16+08:00", "utc": "2029-03-18T11:44:16Z", "ms": 1868528655920.1213 }, "end": { "local": "2029-03-19T22:08:36+08:00", "utc": "2029-03-19T14:08:36Z", "ms": 1868623715866.2202 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-18T19:44:16+08:00", "utc": "2029-03-18T11:44:16Z", "ms": 1868528655920.1213 }, "end": { "local": "2029-03-19T22:08:36+08:00", "utc": "2029-03-19T14:08:36Z", "ms": 1868623715866.2202 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-03-18", "window": { "start": { "local": "2029-03-18T12:36:37+08:00", "utc": "2029-03-18T04:36:37Z", "ms": 1868502997481.2866 }, "end": { "local": "2029-03-18T13:24:37+08:00", "utc": "2029-03-18T05:24:37Z", "ms": 1868505877481.2866 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-03-19", "window": { "start": { "local": "2029-03-19T12:36:20+08:00", "utc": "2029-03-19T04:36:20Z", "ms": 1868589380052.7131 }, "end": { "local": "2029-03-19T13:24:20+08:00", "utc": "2029-03-19T05:24:20Z", "ms": 1868592260052.7131 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:44 on Sun 18 Mar to 22:09 on Mon 19 Mar.", "fact": "2029-03-18T11:44:16Z → 2029-03-19T14:08:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 18th, 12:36–13:24 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 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22778 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Monday 19 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": "2029-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-19", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Monday 19 March. Caturthī runs from 19:44 on Sun 18 Mar to 22:09 on Mon 19 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-03-26", "festival": "ekadashi", "name": "Śukla Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16960, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-03-26T02:07:15+08:00", "utc": "2029-03-25T18:07:15Z", "ms": 1869156435468.1626 }, "end": { "local": "2029-03-27T00:06:41+08:00", "utc": "2029-03-26T16:06:41Z", "ms": 1869235601103.136 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-26T02:07:15+08:00", "utc": "2029-03-25T18:07:15Z", "ms": 1869156435468.1626 }, "end": { "local": "2029-03-27T00:06:41+08:00", "utc": "2029-03-26T16:06:41Z", "ms": 1869235601103.136 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-03-26", "window": { "start": { "local": "2029-03-26T06:49:56+08:00", "utc": "2029-03-25T22:49:56Z", "ms": 1869173395892.8 }, "end": { "local": "2029-03-26T06:49:56+08:00", "utc": "2029-03-25T22:49:56Z", "ms": 1869173395892.8 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-03-27", "window": { "start": { "local": "2029-03-27T06:48:48+08:00", "utc": "2029-03-26T22:48:48Z", "ms": 1869259728241.1492 }, "end": { "local": "2029-03-27T06:48:48+08:00", "utc": "2029-03-26T22:48:48Z", "ms": 1869259728241.1492 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:07 on Mon 26 Mar to 00:07 on Tue 27 Mar.", "fact": "2029-03-25T18:07:15Z → 2029-03-26T16:06:41Z" }, { "step": "kaala", "text": "Sunrise is at 06:50 on the 26th and 06:49 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 26th and is not on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16960 s" }, { "step": "ruling", "text": "Śukla Ekādaśī, Zunyi, 2029: Monday 26 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": "2029-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-26", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Ekādaśī 2029 falls on Monday 26 March. Ekādaśī runs from 02:07 on Mon 26 Mar to 00:07 on Tue 27 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-03-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-03-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-03-27", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2564, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-03-27T21:23:13+08:00", "utc": "2029-03-27T13:23:13Z", "ms": 1869312193397.4556 }, "end": { "local": "2029-03-28T18:05:07+08:00", "utc": "2029-03-28T10:05:07Z", "ms": 1869386706753.2126 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-03-27T21:23:13+08:00", "utc": "2029-03-27T13:23:13Z", "ms": 1869312193397.4556 }, "end": { "local": "2029-03-28T18:05:07+08:00", "utc": "2029-03-28T10:05:07Z", "ms": 1869386706753.2126 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-03-27", "window": { "start": { "local": "2029-03-27T19:07:05+08:00", "utc": "2029-03-27T11:07:05Z", "ms": 1869304024767.3645 }, "end": { "local": "2029-03-27T20:40:30+08:00", "utc": "2029-03-27T12:40:30Z", "ms": 1869309629552.0535 } }, "covered_min": 0, "window_min": 93, "qualifies": false }, { "local_date": "2029-03-28", "window": { "start": { "local": "2029-03-28T19:07:36+08:00", "utc": "2029-03-28T11:07:36Z", "ms": 1869390456030.1917 }, "end": { "local": "2029-03-28T20:40:48+08:00", "utc": "2029-03-28T12:40:48Z", "ms": 1869396047647.0186 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:23 on Tue 27 Mar to 18:05 on Wed 28 Mar.", "fact": "2029-03-27T13:23:13Z → 2029-03-28T10:05:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:07–20:40 on the 27th, 19:08–20:41 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 93 minutes on the 27th and 0 of 93 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither evening qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 2564 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Tuesday 27 March.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-03-27", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-03-27", "confidence": "boundary" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Tuesday 27 March. Trayodaśī runs from 21:23 on Tue 27 Mar to 18:05 on Wed 28 Mar, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-03-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-04-01", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-01", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 4809, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-04-01T23:14:51+08:00", "utc": "2029-04-01T15:14:51Z", "ms": 1869750890729.8071 }, "end": { "local": "2029-04-02T20:19:54+08:00", "utc": "2029-04-02T12:19:54Z", "ms": 1869826794133.1643 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-01T23:14:51+08:00", "utc": "2029-04-01T15:14:51Z", "ms": 1869750890729.8071 }, "end": { "local": "2029-04-02T20:19:54+08:00", "utc": "2029-04-02T12:19:54Z", "ms": 1869826794133.1643 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-04-01", "window": { "start": { "local": "2029-04-01T21:54:42+08:00", "utc": "2029-04-01T13:54:42Z", "ms": 1869746081621.8594 }, "end": { "local": "2029-04-01T21:54:42+08:00", "utc": "2029-04-01T13:54:42Z", "ms": 1869746081621.8594 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-04-02", "window": { "start": { "local": "2029-04-02T23:02:45+08:00", "utc": "2029-04-02T15:02:45Z", "ms": 1869836564957.6125 }, "end": { "local": "2029-04-02T23:02:45+08:00", "utc": "2029-04-02T15:02:45Z", "ms": 1869836564957.6125 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:15 on Sun 1 Apr to 20:20 on Mon 2 Apr.", "fact": "2029-04-01T15:14:51Z → 2029-04-02T12:19:54Z" }, { "step": "kaala", "text": "Moonrise is at 21:55 on the 1st and 23:03 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 not on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 4809 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Sunday 1 April.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-01", "confidence": "boundary" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Sunday 1 April. Caturthī runs from 23:15 on Sun 1 Apr to 20:20 on Mon 2 Apr, and is current at moonrise on neither day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-04-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-04-09", "festival": "ekadashi", "name": "Kṛṣṇa Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37415, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-04-08T18:16:19+08:00", "utc": "2029-04-08T10:16:19Z", "ms": 1870337779012.0552 }, "end": { "local": "2029-04-09T20:09:47+08:00", "utc": "2029-04-09T12:09:47Z", "ms": 1870430986600.1057 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-08T18:16:19+08:00", "utc": "2029-04-08T10:16:19Z", "ms": 1870337779012.0552 }, "end": { "local": "2029-04-09T20:09:47+08:00", "utc": "2029-04-09T12:09:47Z", "ms": 1870430986600.1057 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-04-09", "window": { "start": { "local": "2029-04-09T06:34:25+08:00", "utc": "2029-04-08T22:34:25Z", "ms": 1870382065400.296 }, "end": { "local": "2029-04-09T06:34:25+08:00", "utc": "2029-04-08T22:34:25Z", "ms": 1870382065400.296 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-04-10", "window": { "start": { "local": "2029-04-10T06:33:21+08:00", "utc": "2029-04-09T22:33:21Z", "ms": 1870468401320.1086 }, "end": { "local": "2029-04-10T06:33:21+08:00", "utc": "2029-04-09T22:33:21Z", "ms": 1870468401320.1086 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:16 on Sun 8 Apr to 20:10 on Mon 9 Apr.", "fact": "2029-04-08T10:16:19Z → 2029-04-09T12:09:47Z" }, { "step": "kaala", "text": "Sunrise is at 06:34 on the 9th and 06:33 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 9th and is not on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37415 s" }, { "step": "ruling", "text": "Kṛṣṇa Ekādaśī, Zunyi, 2029: Monday 9 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": "2029-04-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-09", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Ekādaśī 2029 falls on Monday 9 April. Ekādaśī runs from 18:16 on Sun 8 Apr to 20:10 on Mon 9 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-04-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-04-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5830, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-04-10T22:21:58+08:00", "utc": "2029-04-10T14:21:58Z", "ms": 1870525317859.5066 }, "end": { "local": "2029-04-12T00:45:04+08:00", "utc": "2029-04-11T16:45:04Z", "ms": 1870620303605.6672 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-10T22:21:58+08:00", "utc": "2029-04-10T14:21:58Z", "ms": 1870525317859.5066 }, "end": { "local": "2029-04-12T00:45:04+08:00", "utc": "2029-04-11T16:45:04Z", "ms": 1870620303605.6672 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-04-10", "window": { "start": { "local": "2029-04-10T19:14:24+08:00", "utc": "2029-04-10T11:14:24Z", "ms": 1870514064284.2769 }, "end": { "local": "2029-04-10T20:44:47+08:00", "utc": "2029-04-10T12:44:47Z", "ms": 1870519487406.3948 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "2029-04-11", "window": { "start": { "local": "2029-04-11T19:14:56+08:00", "utc": "2029-04-11T11:14:56Z", "ms": 1870600496241.6653 }, "end": { "local": "2029-04-11T20:45:07+08:00", "utc": "2029-04-11T12:45:07Z", "ms": 1870605906684.7356 } }, "covered_min": 90, "window_min": 90, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:22 on Tue 10 Apr to 00:45 on Thu 12 Apr.", "fact": "2029-04-10T14:21:58Z → 2029-04-11T16:45:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:14–20:45 on the 10th, 19:15–20:45 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 10th and 90 of 90 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5830 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Wednesday 11 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": "2029-04-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-11", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Wednesday 11 April. Trayodaśī runs from 22:22 on Tue 10 Apr to 00:45 on Thu 12 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-04-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-04-12", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-12", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 958, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-04-12T00:45:04+08:00", "utc": "2029-04-11T16:45:04Z", "ms": 1870620303605.6672 }, "end": { "local": "2029-04-13T03:12:46+08:00", "utc": "2029-04-12T19:12:46Z", "ms": 1870715565796.6538 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": true, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-12T00:45:04+08:00", "utc": "2029-04-11T16:45:04Z", "ms": 1870620303605.6672 }, "end": { "local": "2029-04-13T03:12:46+08:00", "utc": "2029-04-12T19:12:46Z", "ms": 1870715565796.6538 } }, "kaala": "nishita", "days": [ { "local_date": "2029-04-11", "window": { "start": { "local": "2029-04-12T00:29:05+08:00", "utc": "2029-04-11T16:29:05Z", "ms": 1870619345403.1792 }, "end": { "local": "2029-04-12T01:17:05+08:00", "utc": "2029-04-11T17:17:05Z", "ms": 1870622225403.1792 } }, "covered_min": 32, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-12", "window": { "start": { "local": "2029-04-13T00:28:50+08:00", "utc": "2029-04-12T16:28:50Z", "ms": 1870705730125.0647 }, "end": { "local": "2029-04-13T01:16:50+08:00", "utc": "2029-04-12T17:16:50Z", "ms": 1870708610125.0647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:45 on Thu 12 Apr to 03:13 on Fri 13 Apr.", "fact": "2029-04-11T16:45:04Z → 2029-04-12T19:12:46Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:29–01:17 on the 11th, 00:29–01:17 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 32 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": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 958 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Thursday 12 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": "2029-04-12", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-12", "confidence": "boundary" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Thursday 12 April. Caturdaśī runs from 00:45 on Thu 12 Apr to 03:13 on Fri 13 Apr and covers all of niśītha that night. It also reaches the previous night for 32 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/zunyi/festivals/2029/shivaratri?on=2029-04-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-13", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 299, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "2029-04-14T06:24:11+08:00", "utc": "2029-04-13T22:24:11Z", "ms": 1870813450593.577 }, "end": { "local": "2029-05-15T03:15:58+08:00", "utc": "2029-05-14T19:15:58Z", "ms": 1873480557776.8792 } }, "span": { "of": "transit", "start": { "local": "2029-04-14T06:24:11+08:00", "utc": "2029-04-13T22:24:11Z", "ms": 1870813450593.577 }, "end": { "local": "2029-04-14T06:24:11+08:00", "utc": "2029-04-13T22:24:11Z", "ms": 1870813450593.577 } }, "kaala": "day", "days": [ { "local_date": "2029-04-13", "window": { "start": { "local": "2029-04-13T06:30:12+08:00", "utc": "2029-04-12T22:30:12Z", "ms": 1870727411937.538 }, "end": { "local": "2029-04-14T06:29:10+08:00", "utc": "2029-04-13T22:29:10Z", "ms": 1870813749842.1848 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "2029-04-14", "window": { "start": { "local": "2029-04-14T06:29:10+08:00", "utc": "2029-04-13T22:29:10Z", "ms": 1870813749842.1848 }, "end": { "local": "2029-04-15T06:28:08+08:00", "utc": "2029-04-14T22:28:08Z", "ms": 1870900088301.822 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 06:24 on Sat 14 Apr.", "fact": "2029-04-13T22:24:11Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:30 on the 13th, and from 06:29 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 299 s < 300 s" }, { "step": "ruling", "text": "Vaiśākhī, Zunyi, 2029: Friday 13 April.", "fact": "confidence: boundary (margin)" } ], "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": "2029-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-13", "confidence": "boundary" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2029-04-14", "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": "2029-04-14", "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 Zunyi, Vaiśākhī 2029 falls on Friday 13 April. The Sun enters Meṣa at 06:24 on Sat 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. It is 4 min 59 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15921, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-04-14T05:40:11+08:00", "utc": "2029-04-13T21:40:11Z", "ms": 1870810811195.2522 }, "end": { "local": "2029-04-15T08:03:15+08:00", "utc": "2029-04-15T00:03:15Z", "ms": 1870905795347.9062 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-14T05:40:11+08:00", "utc": "2029-04-13T21:40:11Z", "ms": 1870810811195.2522 }, "end": { "local": "2029-04-15T08:03:15+08:00", "utc": "2029-04-15T00:03:15Z", "ms": 1870905795347.9062 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-14", "window": { "start": { "local": "2029-04-14T12:28:51+08:00", "utc": "2029-04-14T04:28:51Z", "ms": 1870835331324.8057 }, "end": { "local": "2029-04-14T13:16:51+08:00", "utc": "2029-04-14T05:16:51Z", "ms": 1870838211324.8057 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-15", "window": { "start": { "local": "2029-04-15T12:28:37+08:00", "utc": "2029-04-15T04:28:37Z", "ms": 1870921716768.752 }, "end": { "local": "2029-04-15T13:16:37+08:00", "utc": "2029-04-15T05:16:37Z", "ms": 1870924596768.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 05:40 on Sat 14 Apr to 08:03 on Sun 15 Apr.", "fact": "2029-04-13T21:40:11Z → 2029-04-15T00:03:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 14th, 12:29–13:17 on the 15th.", "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 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15921 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Zunyi, 2029: Saturday 14 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha-caitra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-14", "confidence": "determinate" } ], "quote": "In Zunyi, Navarātrārambha (Caitra) (Chaitra Navratri) 2029 falls on Saturday 14 April. Pratipadā runs from 05:40 on Sat 14 Apr to 08:03 on Sun 15 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 532, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-04-16T10:17:53+08:00", "utc": "2029-04-16T02:17:53Z", "ms": 1871000273417.898 }, "end": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-16T10:17:53+08:00", "utc": "2029-04-16T02:17:53Z", "ms": 1871000273417.898 }, "end": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-16", "window": { "start": { "local": "2029-04-16T12:28:23+08:00", "utc": "2029-04-16T04:28:23Z", "ms": 1871008102562.8203 }, "end": { "local": "2029-04-16T13:16:23+08:00", "utc": "2029-04-16T05:16:23Z", "ms": 1871010982562.8203 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-17", "window": { "start": { "local": "2029-04-17T12:28:09+08:00", "utc": "2029-04-17T04:28:09Z", "ms": 1871094488718.6555 }, "end": { "local": "2029-04-17T13:16:09+08:00", "utc": "2029-04-17T05:16:09Z", "ms": 1871097368718.6555 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:18 on Mon 16 Apr to 12:19 on Tue 17 Apr.", "fact": "2029-04-16T02:17:53Z → 2029-04-17T04:19:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 16th, 12:28–13:16 on the 17th.", "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 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 532 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Zunyi, 2029: Monday 16 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gauri-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-16", "confidence": "boundary" } ], "quote": "In Zunyi, Gaurī Tṛtīyā (Gangaur) 2029 falls on Monday 16 April. Tṛtīyā runs from 10:18 on Mon 16 Apr to 12:19 on Tue 17 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 532, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-04-16T10:17:53+08:00", "utc": "2029-04-16T02:17:53Z", "ms": 1871000273417.898 }, "end": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-16T10:17:53+08:00", "utc": "2029-04-16T02:17:53Z", "ms": 1871000273417.898 }, "end": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-16", "window": { "start": { "local": "2029-04-16T12:28:23+08:00", "utc": "2029-04-16T04:28:23Z", "ms": 1871008102562.8203 }, "end": { "local": "2029-04-16T13:16:23+08:00", "utc": "2029-04-16T05:16:23Z", "ms": 1871010982562.8203 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-17", "window": { "start": { "local": "2029-04-17T12:28:09+08:00", "utc": "2029-04-17T04:28:09Z", "ms": 1871094488718.6555 }, "end": { "local": "2029-04-17T13:16:09+08:00", "utc": "2029-04-17T05:16:09Z", "ms": 1871097368718.6555 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:18 on Mon 16 Apr to 12:19 on Tue 17 Apr.", "fact": "2029-04-16T02:17:53Z → 2029-04-17T04:19:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 16th, 12:28–13:16 on the 17th.", "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 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 532 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Zunyi, 2029: Monday 16 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "saubhagya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-17", "confidence": "determinate" } ], "quote": "In Zunyi, Saubhāgya Śayana Vrata 2029 falls on Monday 16 April. Tṛtīyā runs from 10:18 on Mon 16 Apr to 12:19 on Tue 17 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-04-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-17", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 532, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 }, "end": { "local": "2029-04-18T14:01:28+08:00", "utc": "2029-04-18T06:01:28Z", "ms": 1871186488189.4763 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-17T12:19:16+08:00", "utc": "2029-04-17T04:19:16Z", "ms": 1871093956259.1848 }, "end": { "local": "2029-04-18T14:01:28+08:00", "utc": "2029-04-18T06:01:28Z", "ms": 1871186488189.4763 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-17", "window": { "start": { "local": "2029-04-17T12:28:09+08:00", "utc": "2029-04-17T04:28:09Z", "ms": 1871094488718.6555 }, "end": { "local": "2029-04-17T13:16:09+08:00", "utc": "2029-04-17T05:16:09Z", "ms": 1871097368718.6555 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-18", "window": { "start": { "local": "2029-04-18T12:27:55+08:00", "utc": "2029-04-18T04:27:55Z", "ms": 1871180875247.5696 }, "end": { "local": "2029-04-18T13:15:55+08:00", "utc": "2029-04-18T05:15:55Z", "ms": 1871183755247.5696 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:19 on Tue 17 Apr to 14:01 on Wed 18 Apr.", "fact": "2029-04-17T04:19:16Z → 2029-04-18T06:01:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 17th, 12:28–13:16 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 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 532 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Tuesday 17 April.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-18", "confidence": "boundary" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Tuesday 17 April. Caturthī runs from 12:19 on Tue 17 Apr to 14:01 on Wed 18 Apr and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-04-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2733, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-04-18T14:01:28+08:00", "utc": "2029-04-18T06:01:28Z", "ms": 1871186488189.4763 }, "end": { "local": "2029-04-19T15:17:37+08:00", "utc": "2029-04-19T07:17:37Z", "ms": 1871277457334.4934 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-18T14:01:28+08:00", "utc": "2029-04-18T06:01:28Z", "ms": 1871186488189.4763 }, "end": { "local": "2029-04-19T15:17:37+08:00", "utc": "2029-04-19T07:17:37Z", "ms": 1871277457334.4934 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-18", "window": { "start": { "local": "2029-04-18T12:27:55+08:00", "utc": "2029-04-18T04:27:55Z", "ms": 1871180875247.5696 }, "end": { "local": "2029-04-18T13:15:55+08:00", "utc": "2029-04-18T05:15:55Z", "ms": 1871183755247.5696 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-04-19", "window": { "start": { "local": "2029-04-19T12:27:42+08:00", "utc": "2029-04-19T04:27:42Z", "ms": 1871267262160.6257 }, "end": { "local": "2029-04-19T13:15:42+08:00", "utc": "2029-04-19T05:15:42Z", "ms": 1871270142160.6257 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:01 on Wed 18 Apr to 15:18 on Thu 19 Apr.", "fact": "2029-04-18T06:01:28Z → 2029-04-19T07:17:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 18th, 12:28–13:16 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 2733 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Zunyi, 2029: Thursday 19 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "lakshmi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri pancami or Laksmi pancami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-18", "confidence": "determinate" } ], "quote": "In Zunyi, Lakṣmī Pañcamī 2029 falls on Thursday 19 April. Pañcamī runs from 14:01 on Wed 18 Apr to 15:18 on Thu 19 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7779, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-04-21T16:04:25+08:00", "utc": "2029-04-21T08:04:25Z", "ms": 1871453064729.029 }, "end": { "local": "2029-04-22T15:24:45+08:00", "utc": "2029-04-22T07:24:45Z", "ms": 1871537084642.633 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-21T16:04:25+08:00", "utc": "2029-04-21T08:04:25Z", "ms": 1871453064729.029 }, "end": { "local": "2029-04-22T15:24:45+08:00", "utc": "2029-04-22T07:24:45Z", "ms": 1871537084642.633 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-21", "window": { "start": { "local": "2029-04-21T12:27:17+08:00", "utc": "2029-04-21T04:27:17Z", "ms": 1871440037182.7722 }, "end": { "local": "2029-04-21T13:15:17+08:00", "utc": "2029-04-21T05:15:17Z", "ms": 1871442917182.7722 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-04-22", "window": { "start": { "local": "2029-04-22T12:27:05+08:00", "utc": "2029-04-22T04:27:05Z", "ms": 1871526425313.7285 }, "end": { "local": "2029-04-22T13:15:05+08:00", "utc": "2029-04-22T05:15:05Z", "ms": 1871529305313.7285 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:04 on Sat 21 Apr to 15:25 on Sun 22 Apr.", "fact": "2029-04-21T08:04:25Z → 2029-04-22T07:24:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 21st, 12:27–13:15 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7779 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Zunyi, 2029: Sunday 22 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhavani-utpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-22", "confidence": "determinate" } ], "quote": "In Zunyi, Bhavānī Utpatti 2029 falls on Sunday 22 April. Aṣṭamī runs from 16:04 on Sat 21 Apr to 15:25 on Sun 22 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2728, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2029-04-22T15:24:45+08:00", "utc": "2029-04-22T07:24:45Z", "ms": 1871537084642.633 }, "end": { "local": "2029-04-23T14:00:22+08:00", "utc": "2029-04-23T06:00:22Z", "ms": 1871618422074.689 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-22T15:24:45+08:00", "utc": "2029-04-22T07:24:45Z", "ms": 1871537084642.633 }, "end": { "local": "2029-04-23T14:00:22+08:00", "utc": "2029-04-23T06:00:22Z", "ms": 1871618422074.689 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-22", "window": { "start": { "local": "2029-04-22T12:27:05+08:00", "utc": "2029-04-22T04:27:05Z", "ms": 1871526425313.7285 }, "end": { "local": "2029-04-22T13:15:05+08:00", "utc": "2029-04-22T05:15:05Z", "ms": 1871529305313.7285 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-04-23", "window": { "start": { "local": "2029-04-23T12:26:54+08:00", "utc": "2029-04-23T04:26:54Z", "ms": 1871612813872.898 }, "end": { "local": "2029-04-23T13:14:54+08:00", "utc": "2029-04-23T05:14:54Z", "ms": 1871615693872.898 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 15:25 on Sun 22 Apr to 14:00 on Mon 23 Apr.", "fact": "2029-04-22T07:24:45Z → 2029-04-23T06:00:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 22nd, 12:27–13:15 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2728 s" }, { "step": "ruling", "text": "Rāma Navamī, Zunyi, 2029: Monday 23 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-23", "confidence": "determinate" } ], "quote": "In Zunyi, Rāma Navamī 2029 falls on Monday 23 April. Navamī runs from 15:25 on Sun 22 Apr to 14:00 on Mon 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-04-25", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10168, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-04-24T11:53:09+08:00", "utc": "2029-04-24T03:53:09Z", "ms": 1871697189154.069 }, "end": { "local": "2029-04-25T09:07:56+08:00", "utc": "2029-04-25T01:07:56Z", "ms": 1871773676323.5195 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-24T11:53:09+08:00", "utc": "2029-04-24T03:53:09Z", "ms": 1871697189154.069 }, "end": { "local": "2029-04-25T09:07:56+08:00", "utc": "2029-04-25T01:07:56Z", "ms": 1871773676323.5195 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-04-24", "window": { "start": { "local": "2029-04-24T06:19:23+08:00", "utc": "2029-04-23T22:19:23Z", "ms": 1871677163177.3572 }, "end": { "local": "2029-04-24T06:19:23+08:00", "utc": "2029-04-23T22:19:23Z", "ms": 1871677163177.3572 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-04-25", "window": { "start": { "local": "2029-04-25T06:18:28+08:00", "utc": "2029-04-24T22:18:28Z", "ms": 1871763508446.8193 }, "end": { "local": "2029-04-25T06:18:28+08:00", "utc": "2029-04-24T22:18:28Z", "ms": 1871763508446.8193 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:53 on Tue 24 Apr to 09:08 on Wed 25 Apr.", "fact": "2029-04-24T03:53:09Z → 2029-04-25T01:07:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 24th and 06:18 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 10168 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Zunyi, 2029: Wednesday 25 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": "2029-04-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-25", "confidence": "determinate" } ], "quote": "In Zunyi, Kāmadā Ekādaśī 2029 falls on Wednesday 25 April. Ekādaśī runs from 11:53 on Tue 24 Apr to 09:08 on Wed 25 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-04-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23660, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-04-26T05:52:02+08:00", "utc": "2029-04-25T21:52:02Z", "ms": 1871848321749.8933 }, "end": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-26T05:52:02+08:00", "utc": "2029-04-25T21:52:02Z", "ms": 1871848321749.8933 }, "end": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-26", "window": { "start": { "local": "2029-04-26T12:26:22+08:00", "utc": "2029-04-26T04:26:22Z", "ms": 1871871982241.4995 }, "end": { "local": "2029-04-26T13:14:22+08:00", "utc": "2029-04-26T05:14:22Z", "ms": 1871874862241.4995 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-04-27", "window": { "start": { "local": "2029-04-27T12:26:13+08:00", "utc": "2029-04-27T04:26:13Z", "ms": 1871958372639.0112 }, "end": { "local": "2029-04-27T13:14:13+08:00", "utc": "2029-04-27T05:14:13Z", "ms": 1871961252639.0112 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:52 on Thu 26 Apr to 02:15 on Fri 27 Apr.", "fact": "2029-04-25T21:52:02Z → 2029-04-26T18:14:33Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 26th, 12:26–13:14 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 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: purvaviddha → only-day · margin 23660 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Zunyi, 2029: Thursday 26 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ananga-trayodashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 13 Ananga trayodasi (purvaviddha), Mahavira jayanti (Jain)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-26", "confidence": "determinate" } ], "quote": "In Zunyi, Anaṅga Trayodaśī 2029 falls on Thursday 26 April. Trayodaśī runs from 05:52 on Thu 26 Apr to 02:15 on Fri 27 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-04-26", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19455, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-04-26T05:52:02+08:00", "utc": "2029-04-25T21:52:02Z", "ms": 1871848321749.8933 }, "end": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-26T05:52:02+08:00", "utc": "2029-04-25T21:52:02Z", "ms": 1871848321749.8933 }, "end": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-04-25", "window": { "start": { "local": "2029-04-25T19:22:36+08:00", "utc": "2029-04-25T11:22:36Z", "ms": 1871810556200.901 }, "end": { "local": "2029-04-25T20:49:56+08:00", "utc": "2029-04-25T12:49:56Z", "ms": 1871815795977.8652 } }, "covered_min": 0, "window_min": 87, "qualifies": false }, { "local_date": "2029-04-26", "window": { "start": { "local": "2029-04-26T19:23:10+08:00", "utc": "2029-04-26T11:23:10Z", "ms": 1871896989954.8657 }, "end": { "local": "2029-04-26T20:50:18+08:00", "utc": "2029-04-26T12:50:18Z", "ms": 1871902218153.8293 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:52 on Thu 26 Apr to 02:15 on Fri 27 Apr.", "fact": "2029-04-25T21:52:02Z → 2029-04-26T18:14:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:23–20:50 on the 25th, 19:23–20:50 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 87 minutes on the 25th and 87 of 87 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 19455 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Thursday 26 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": "2029-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-26", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Thursday 26 April. Trayodaśī runs from 05:52 on Thu 26 Apr to 02:15 on Fri 27 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-04-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33097, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 }, "end": { "local": "2029-04-27T22:25:49+08:00", "utc": "2029-04-27T14:25:49Z", "ms": 1871994349372.1182 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-27T02:14:33+08:00", "utc": "2029-04-26T18:14:33Z", "ms": 1871921672981.4353 }, "end": { "local": "2029-04-27T22:25:49+08:00", "utc": "2029-04-27T14:25:49Z", "ms": 1871994349372.1182 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-26", "window": { "start": { "local": "2029-04-26T12:26:22+08:00", "utc": "2029-04-26T04:26:22Z", "ms": 1871871982241.4995 }, "end": { "local": "2029-04-26T13:14:22+08:00", "utc": "2029-04-26T05:14:22Z", "ms": 1871874862241.4995 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-04-27", "window": { "start": { "local": "2029-04-27T12:26:13+08:00", "utc": "2029-04-27T04:26:13Z", "ms": 1871958372639.0112 }, "end": { "local": "2029-04-27T13:14:13+08:00", "utc": "2029-04-27T05:14:13Z", "ms": 1871961252639.0112 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:15 on Fri 27 Apr to 22:26 on Fri 27 Apr.", "fact": "2029-04-26T18:14:33Z → 2029-04-27T14:25:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 26th, 12:26–13:14 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 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: paraviddha → only-day · margin 33097 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Zunyi, 2029: Friday 27 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vishnu-damanaka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Madanabhanji, (Bengal & Orissa) (paraviddha), Sivadamanaka caturdasi, Visnudamanaka caturdasi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-04-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-27", "confidence": "determinate" } ], "quote": "In Zunyi, Viṣṇudamanaka Caturdaśī 2029 falls on Friday 27 April. Caturdaśī runs from 02:15 on Fri 27 Apr to 22:26 on Fri 27 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-04-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19365, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-04-27T22:25:49+08:00", "utc": "2029-04-27T14:25:49Z", "ms": 1871994349372.1182 }, "end": { "local": "2029-04-28T18:36:49+08:00", "utc": "2029-04-28T10:36:49Z", "ms": 1872067008832.4875 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2029-04-27T22:25:49+08:00", "utc": "2029-04-27T14:25:49Z", "ms": 1871994349372.1182 }, "end": { "local": "2029-04-28T18:36:49+08:00", "utc": "2029-04-28T10:36:49Z", "ms": 1872067008832.4875 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-04-27", "window": { "start": { "local": "2029-04-27T12:26:13+08:00", "utc": "2029-04-27T04:26:13Z", "ms": 1871958372639.0112 }, "end": { "local": "2029-04-27T13:14:13+08:00", "utc": "2029-04-27T05:14:13Z", "ms": 1871961252639.0112 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-04-28", "window": { "start": { "local": "2029-04-28T12:26:04+08:00", "utc": "2029-04-28T04:26:04Z", "ms": 1872044763530.7444 }, "end": { "local": "2029-04-28T13:14:04+08:00", "utc": "2029-04-28T05:14:04Z", "ms": 1872047643530.7444 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:26 on Fri 27 Apr to 18:37 on Sat 28 Apr.", "fact": "2029-04-27T14:25:49Z → 2029-04-28T10:36:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 27th, 12:26–13:14 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 19365 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Zunyi, 2029: Saturday 28 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": "2029-04-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-04-28", "confidence": "determinate" } ], "quote": "In Zunyi, Caitrī Pūrṇimā 2029 falls on Saturday 28 April. Pūrṇimā runs from 22:26 on Fri 27 Apr to 18:37 on Sat 28 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-05-01", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28972, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-05-01T08:57:03+08:00", "utc": "2029-05-01T00:57:03Z", "ms": 1872291422571.1475 }, "end": { "local": "2029-05-02T06:51:56+08:00", "utc": "2029-05-01T22:51:56Z", "ms": 1872370315815.5596 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-01T08:57:03+08:00", "utc": "2029-05-01T00:57:03Z", "ms": 1872291422571.1475 }, "end": { "local": "2029-05-02T06:51:56+08:00", "utc": "2029-05-01T22:51:56Z", "ms": 1872370315815.5596 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-04-30", "window": { "start": { "local": "2029-04-30T21:47:14+08:00", "utc": "2029-04-30T13:47:14Z", "ms": 1872251234473.5127 }, "end": { "local": "2029-04-30T21:47:14+08:00", "utc": "2029-04-30T13:47:14Z", "ms": 1872251234473.5127 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-05-01", "window": { "start": { "local": "2029-05-01T22:49:04+08:00", "utc": "2029-05-01T14:49:04Z", "ms": 1872341343734.1958 }, "end": { "local": "2029-05-01T22:49:04+08:00", "utc": "2029-05-01T14:49:04Z", "ms": 1872341343734.1958 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:57 on Tue 1 May to 06:52 on Wed 2 May.", "fact": "2029-05-01T00:57:03Z → 2029-05-01T22:51:56Z" }, { "step": "kaala", "text": "Moonrise is at 21:47 on the 30th and 22:49 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 30th and is 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 28972 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Tuesday 1 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": "2029-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-01", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Tuesday 1 May. Caturthī runs from 08:57 on Tue 1 May to 06:52 on Wed 2 May and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-05-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-05-09", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14553, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-05-08T10:10:33+08:00", "utc": "2029-05-08T02:10:33Z", "ms": 1872900633363.2805 }, "end": { "local": "2029-05-09T12:32:31+08:00", "utc": "2029-05-09T04:32:31Z", "ms": 1872995551050.393 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-08T10:10:33+08:00", "utc": "2029-05-08T02:10:33Z", "ms": 1872900633363.2805 }, "end": { "local": "2029-05-09T12:32:31+08:00", "utc": "2029-05-09T04:32:31Z", "ms": 1872995551050.393 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-05-08", "window": { "start": { "local": "2029-05-08T06:08:00+08:00", "utc": "2029-05-07T22:08:00Z", "ms": 1872886080238.5037 }, "end": { "local": "2029-05-08T06:08:00+08:00", "utc": "2029-05-07T22:08:00Z", "ms": 1872886080238.5037 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-05-09", "window": { "start": { "local": "2029-05-09T06:07:19+08:00", "utc": "2029-05-08T22:07:19Z", "ms": 1872972439161.7417 }, "end": { "local": "2029-05-09T06:07:19+08:00", "utc": "2029-05-08T22:07:19Z", "ms": 1872972439161.7417 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:11 on Tue 8 May to 12:33 on Wed 9 May.", "fact": "2029-05-08T02:10:33Z → 2029-05-09T04:32:31Z" }, { "step": "kaala", "text": "Sunrise is at 06:08 on the 8th and 06:07 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 14553 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Zunyi, 2029: Wednesday 9 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": "2029-05-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-09", "confidence": "determinate" } ], "quote": "In Zunyi, Varūthinī Ekādaśī 2029 falls on Wednesday 9 May. Ekādaśī runs from 10:11 on Tue 8 May to 12:33 on Wed 9 May and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-05-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-05-10", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7613, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-05-10T15:00:08+08:00", "utc": "2029-05-10T07:00:08Z", "ms": 1873090808009.1348 }, "end": { "local": "2029-05-11T17:24:57+08:00", "utc": "2029-05-11T09:24:57Z", "ms": 1873185896715.2185 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-10T15:00:08+08:00", "utc": "2029-05-10T07:00:08Z", "ms": 1873090808009.1348 }, "end": { "local": "2029-05-11T17:24:57+08:00", "utc": "2029-05-11T09:24:57Z", "ms": 1873185896715.2185 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-05-10", "window": { "start": { "local": "2029-05-10T19:31:14+08:00", "utc": "2029-05-10T11:31:14Z", "ms": 1873107074334.9631 }, "end": { "local": "2029-05-10T20:55:52+08:00", "utc": "2029-05-10T12:55:52Z", "ms": 1873112152481.0405 } }, "covered_min": 85, "window_min": 85, "qualifies": true }, { "local_date": "2029-05-11", "window": { "start": { "local": "2029-05-11T19:31:49+08:00", "utc": "2029-05-11T11:31:49Z", "ms": 1873193509440.0415 }, "end": { "local": "2029-05-11T20:56:18+08:00", "utc": "2029-05-11T12:56:18Z", "ms": 1873198577888.883 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:00 on Thu 10 May to 17:25 on Fri 11 May.", "fact": "2029-05-10T07:00:08Z → 2029-05-11T09:24:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:31–20:56 on the 10th, 19:32–20:56 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 85 of 85 minutes on the 10th and 0 of 84 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7613 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Thursday 10 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": "2029-05-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-10", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Thursday 10 May. Trayodaśī runs from 15:00 on Thu 10 May to 17:25 on Fri 11 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-05-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-05-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17045, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-05-11T17:24:57+08:00", "utc": "2029-05-11T09:24:57Z", "ms": 1873185896715.2185 }, "end": { "local": "2029-05-12T19:40:31+08:00", "utc": "2029-05-12T11:40:31Z", "ms": 1873280430551.44 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-11T17:24:57+08:00", "utc": "2029-05-11T09:24:57Z", "ms": 1873185896715.2185 }, "end": { "local": "2029-05-12T19:40:31+08:00", "utc": "2029-05-12T11:40:31Z", "ms": 1873280430551.44 } }, "kaala": "nishita", "days": [ { "local_date": "2029-05-11", "window": { "start": { "local": "2029-05-12T00:24:36+08:00", "utc": "2029-05-11T16:24:36Z", "ms": 1873211076123.1973 }, "end": { "local": "2029-05-12T01:12:36+08:00", "utc": "2029-05-11T17:12:36Z", "ms": 1873213956123.1973 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-12", "window": { "start": { "local": "2029-05-13T00:24:35+08:00", "utc": "2029-05-12T16:24:35Z", "ms": 1873297475446.1519 }, "end": { "local": "2029-05-13T01:12:35+08:00", "utc": "2029-05-12T17:12:35Z", "ms": 1873300355446.1519 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:25 on Fri 11 May to 19:41 on Sat 12 May.", "fact": "2029-05-11T09:24:57Z → 2029-05-12T11:40:31Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:25–01:13 on the 11th, 00:25–01:13 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17045 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Friday 11 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": "2029-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-11", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Friday 11 May. Caturdaśī runs from 17:25 on Fri 11 May to 19:41 on Sat 12 May and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-05-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15101, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-05-16T00:50:18+08:00", "utc": "2029-05-15T16:50:18Z", "ms": 1873558217809.1724 }, "end": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-16T00:50:18+08:00", "utc": "2029-05-15T16:50:18Z", "ms": 1873558217809.1724 }, "end": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 } }, "kaala": "purvahna", "days": [ { "local_date": "2029-05-16", "window": { "start": { "local": "2029-05-16T06:03:04+08:00", "utc": "2029-05-15T22:03:04Z", "ms": 1873576984223.926 }, "end": { "local": "2029-05-16T10:33:38+08:00", "utc": "2029-05-16T02:33:38Z", "ms": 1873593217585.944 } }, "covered_min": 271, "window_min": 271, "qualifies": true }, { "local_date": "2029-05-17", "window": { "start": { "local": "2029-05-17T06:02:33+08:00", "utc": "2029-05-16T22:02:33Z", "ms": 1873663352612.786 }, "end": { "local": "2029-05-17T10:33:28+08:00", "utc": "2029-05-17T02:33:28Z", "ms": 1873679608071.6606 } }, "covered_min": 0, "window_min": 271, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 00:50 on Wed 16 May to 01:51 on Thu 17 May.", "fact": "2029-05-15T16:50:18Z → 2029-05-16T17:50:52Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:03–10:34 on the 16th, 06:03–10:33 on the 17th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 271 of 271 minutes on the 16th and 0 of 271 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15101 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Zunyi, 2029: Wednesday 16 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akshaya-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "not_evaluated": "The row calls the day special with Rohiṇī nakṣatra and a Wednesday; neither is tested.", "kaala": "purvahna", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-16", "confidence": "determinate" } ], "quote": "In Zunyi, Akṣaya Tṛtīyā 2029 falls on Wednesday 16 May. Tṛtīyā runs from 00:50 on Wed 16 May to 01:51 on Thu 17 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13937, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-05-16T00:50:18+08:00", "utc": "2029-05-15T16:50:18Z", "ms": 1873558217809.1724 }, "end": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-16T00:50:18+08:00", "utc": "2029-05-15T16:50:18Z", "ms": 1873558217809.1724 }, "end": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-05-15", "window": { "start": { "local": "2029-05-15T19:34:09+08:00", "utc": "2029-05-15T11:34:09Z", "ms": 1873539249499.562 }, "end": { "local": "2029-05-15T20:58:01+08:00", "utc": "2029-05-15T12:58:01Z", "ms": 1873544280796.1438 } }, "covered_min": 0, "window_min": 84, "qualifies": false }, { "local_date": "2029-05-16", "window": { "start": { "local": "2029-05-16T19:34:44+08:00", "utc": "2029-05-16T11:34:44Z", "ms": 1873625684309.9802 }, "end": { "local": "2029-05-16T20:58:27+08:00", "utc": "2029-05-16T12:58:27Z", "ms": 1873630706750.3542 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 00:50 on Wed 16 May to 01:51 on Thu 17 May.", "fact": "2029-05-15T16:50:18Z → 2029-05-16T17:50:52Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:34–20:58 on the 15th, 19:35–20:58 on the 16th.", "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 84 minutes on the 15th and 84 of 84 on the 16th.", "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 13937 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Zunyi, 2029: Wednesday 16 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "parashurama-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "kaala": "pradosha", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-16", "confidence": "determinate" } ], "quote": "In Zunyi, Paraśurāma Jayantī 2029 falls on Wednesday 16 May. Tṛtīyā runs from 00:50 on Wed 16 May to 01:51 on Thu 17 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-05-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35999, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 }, "end": { "local": "2029-05-18T02:24:59+08:00", "utc": "2029-05-17T18:24:59Z", "ms": 1873736698695.8687 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-17T01:50:52+08:00", "utc": "2029-05-16T17:50:52Z", "ms": 1873648251920.008 }, "end": { "local": "2029-05-18T02:24:59+08:00", "utc": "2029-05-17T18:24:59Z", "ms": 1873736698695.8687 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-17", "window": { "start": { "local": "2029-05-17T12:24:56+08:00", "utc": "2029-05-17T04:24:56Z", "ms": 1873686295801.0981 }, "end": { "local": "2029-05-17T13:12:56+08:00", "utc": "2029-05-17T05:12:56Z", "ms": 1873689175801.0981 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-18", "window": { "start": { "local": "2029-05-18T12:24:58+08:00", "utc": "2029-05-18T04:24:58Z", "ms": 1873772697873.4985 }, "end": { "local": "2029-05-18T13:12:58+08:00", "utc": "2029-05-18T05:12:58Z", "ms": 1873775577873.4985 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:51 on Thu 17 May to 02:25 on Fri 18 May.", "fact": "2029-05-16T17:50:52Z → 2029-05-17T18:24:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 17th, 12:25–13:13 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 35999 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Thursday 17 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": "2029-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-17", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Thursday 17 May. Caturthī runs from 01:51 on Thu 17 May to 02:25 on Fri 18 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35731, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-05-18T02:24:59+08:00", "utc": "2029-05-17T18:24:59Z", "ms": 1873736698695.8687 }, "end": { "local": "2029-05-19T02:29:29+08:00", "utc": "2029-05-18T18:29:29Z", "ms": 1873823369033.0432 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-18T02:24:59+08:00", "utc": "2029-05-17T18:24:59Z", "ms": 1873736698695.8687 }, "end": { "local": "2029-05-19T02:29:29+08:00", "utc": "2029-05-18T18:29:29Z", "ms": 1873823369033.0432 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-18", "window": { "start": { "local": "2029-05-18T12:24:58+08:00", "utc": "2029-05-18T04:24:58Z", "ms": 1873772697873.4985 }, "end": { "local": "2029-05-18T13:12:58+08:00", "utc": "2029-05-18T05:12:58Z", "ms": 1873775577873.4985 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-19", "window": { "start": { "local": "2029-05-19T12:25:00+08:00", "utc": "2029-05-19T04:25:00Z", "ms": 1873859100475.4038 }, "end": { "local": "2029-05-19T13:13:00+08:00", "utc": "2029-05-19T05:13:00Z", "ms": 1873861980475.4038 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 02:25 on Fri 18 May to 02:29 on Sat 19 May.", "fact": "2029-05-17T18:24:59Z → 2029-05-18T18:29:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 18th, 12:25–13:13 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: unstated → only-day · margin 35731 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Zunyi, 2029: Friday 18 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shankara-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sankara jayanti." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-05-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-18", "confidence": "determinate" } ], "quote": "In Zunyi, Śaṅkara Jayantī 2029 falls on Friday 18 May. Pañcamī runs from 02:25 on Fri 18 May to 02:29 on Sat 19 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37403, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-05-20T02:01:41+08:00", "utc": "2029-05-19T18:01:41Z", "ms": 1873908100560.3596 }, "end": { "local": "2029-05-21T00:59:54+08:00", "utc": "2029-05-20T16:59:54Z", "ms": 1873990793540.085 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-20T02:01:41+08:00", "utc": "2029-05-19T18:01:41Z", "ms": 1873908100560.3596 }, "end": { "local": "2029-05-21T00:59:54+08:00", "utc": "2029-05-20T16:59:54Z", "ms": 1873990793540.085 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-20", "window": { "start": { "local": "2029-05-20T12:25:04+08:00", "utc": "2029-05-20T04:25:04Z", "ms": 1873945503597.82 }, "end": { "local": "2029-05-20T13:13:04+08:00", "utc": "2029-05-20T05:13:04Z", "ms": 1873948383597.82 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-21", "window": { "start": { "local": "2029-05-21T12:25:07+08:00", "utc": "2029-05-21T04:25:07Z", "ms": 1874031907231.728 }, "end": { "local": "2029-05-21T13:13:07+08:00", "utc": "2029-05-21T05:13:07Z", "ms": 1874034787231.728 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 02:02 on Sun 20 May to 01:00 on Mon 21 May.", "fact": "2029-05-19T18:01:41Z → 2029-05-20T16:59:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 20th, 12:25–13:13 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 37403 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Zunyi, 2029: Sunday 20 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gangotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-20", "confidence": "determinate" } ], "quote": "In Zunyi, Gaṅgotpatti (Ganga Saptami) 2029 falls on Sunday 20 May. Saptamī runs from 02:02 on Sun 20 May to 01:00 on Mon 21 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-05-24", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34876, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-05-23T18:39:41+08:00", "utc": "2029-05-23T10:39:41Z", "ms": 1874227181063.0083 }, "end": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-23T18:39:41+08:00", "utc": "2029-05-23T10:39:41Z", "ms": 1874227181063.0083 }, "end": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-05-23", "window": { "start": { "local": "2029-05-23T05:59:49+08:00", "utc": "2029-05-22T21:59:49Z", "ms": 1874181589144.191 }, "end": { "local": "2029-05-23T05:59:49+08:00", "utc": "2029-05-22T21:59:49Z", "ms": 1874181589144.191 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-05-24", "window": { "start": { "local": "2029-05-24T05:59:26+08:00", "utc": "2029-05-23T21:59:26Z", "ms": 1874267966342.3696 }, "end": { "local": "2029-05-24T05:59:26+08:00", "utc": "2029-05-23T21:59:26Z", "ms": 1874267966342.3696 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:40 on Wed 23 May to 15:41 on Thu 24 May.", "fact": "2029-05-23T10:39:41Z → 2029-05-24T07:40:42Z" }, { "step": "kaala", "text": "Sunrise is at 06:00 on the 23rd and 05:59 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 23rd and is on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34876 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Zunyi, 2029: Thursday 24 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": "2029-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-24", "confidence": "determinate" } ], "quote": "In Zunyi, Mohinī Ekādaśī 2029 falls on Thursday 24 May. Ekādaśī runs from 18:40 on Wed 23 May to 15:41 on Thu 24 May and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-05-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-25", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 53, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 }, "end": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 }, "end": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-24", "window": { "start": { "local": "2029-05-24T12:25:21+08:00", "utc": "2029-05-24T04:25:21Z", "ms": 1874291121116.3813 }, "end": { "local": "2029-05-24T13:13:21+08:00", "utc": "2029-05-24T05:13:21Z", "ms": 1874294001116.3813 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-05-25", "window": { "start": { "local": "2029-05-25T12:25:27+08:00", "utc": "2029-05-25T04:25:27Z", "ms": 1874377526712.6167 }, "end": { "local": "2029-05-25T13:13:27+08:00", "utc": "2029-05-25T05:13:27Z", "ms": 1874380406712.6167 } }, "covered_min": 1, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:41 on Thu 24 May to 12:26 on Fri 25 May.", "fact": "2029-05-24T07:40:42Z → 2029-05-25T04:26:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 24th, 12:25–13:13 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 1 of 48 on the 25th.", "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 53 s < 300 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Zunyi, 2029: Friday 25 May.", "fact": "confidence: boundary (margin)" } ], "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": "2029-05-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-25", "confidence": "determinate" } ], "quote": "In Zunyi, Paraśurāma Dvādaśī 2029 falls on Friday 25 May. Dvādaśī runs from 15:41 on Thu 24 May to 12:26 on Fri 25 May and covers 1 of 48 minutes of madhyāhna that midday. It is 0 min 53 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-25", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 53, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 }, "end": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-24T15:40:42+08:00", "utc": "2029-05-24T07:40:42Z", "ms": 1874302842355.0364 }, "end": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-24", "window": { "start": { "local": "2029-05-24T12:25:21+08:00", "utc": "2029-05-24T04:25:21Z", "ms": 1874291121116.3813 }, "end": { "local": "2029-05-24T13:13:21+08:00", "utc": "2029-05-24T05:13:21Z", "ms": 1874294001116.3813 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-05-25", "window": { "start": { "local": "2029-05-25T12:25:27+08:00", "utc": "2029-05-25T04:25:27Z", "ms": 1874377526712.6167 }, "end": { "local": "2029-05-25T13:13:27+08:00", "utc": "2029-05-25T05:13:27Z", "ms": 1874380406712.6167 } }, "covered_min": 1, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:41 on Thu 24 May to 12:26 on Fri 25 May.", "fact": "2029-05-24T07:40:42Z → 2029-05-25T04:26:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 24th, 12:25–13:13 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 1 of 48 on the 25th.", "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 53 s < 300 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Zunyi, 2029: Friday 25 May.", "fact": "confidence: boundary (margin)" } ], "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": "2029-05-25", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-25", "confidence": "determinate" } ], "quote": "In Zunyi, Rukmiṇī Dvādaśī 2029 falls on Friday 25 May. Dvādaśī runs from 15:41 on Thu 24 May to 12:26 on Fri 25 May and covers 1 of 48 minutes of madhyāhna that midday. It is 0 min 53 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-05-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26009, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 }, "end": { "local": "2029-05-26T09:04:54+08:00", "utc": "2029-05-26T01:04:54Z", "ms": 1874451893672.9517 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-25T12:26:19+08:00", "utc": "2029-05-25T04:26:19Z", "ms": 1874377579489.5566 }, "end": { "local": "2029-05-26T09:04:54+08:00", "utc": "2029-05-26T01:04:54Z", "ms": 1874451893672.9517 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-05-25", "window": { "start": { "local": "2029-05-25T19:39:49+08:00", "utc": "2029-05-25T11:39:49Z", "ms": 1874403588593.747 }, "end": { "local": "2029-05-25T21:02:20+08:00", "utc": "2029-05-25T13:02:20Z", "ms": 1874408540063.868 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "2029-05-26", "window": { "start": { "local": "2029-05-26T19:40:21+08:00", "utc": "2029-05-26T11:40:21Z", "ms": 1874490020942.0222 }, "end": { "local": "2029-05-26T21:02:46+08:00", "utc": "2029-05-26T13:02:46Z", "ms": 1874494965578.4077 } }, "covered_min": 0, "window_min": 82, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:26 on Fri 25 May to 09:05 on Sat 26 May.", "fact": "2029-05-25T04:26:19Z → 2029-05-26T01:04:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:40–21:02 on the 25th, 19:40–21:03 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 83 of 83 minutes on the 25th and 0 of 82 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 26009 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Friday 25 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": "2029-05-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-25", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Friday 25 May. Trayodaśī runs from 12:26 on Fri 25 May to 09:05 on Sat 26 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-05-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31364, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-05-26T09:04:54+08:00", "utc": "2029-05-26T01:04:54Z", "ms": 1874451893672.9517 }, "end": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-26T09:04:54+08:00", "utc": "2029-05-26T01:04:54Z", "ms": 1874451893672.9517 }, "end": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-05-25", "window": { "start": { "local": "2029-05-25T19:39:49+08:00", "utc": "2029-05-25T11:39:49Z", "ms": 1874403588593.747 }, "end": { "local": "2029-05-25T21:02:20+08:00", "utc": "2029-05-25T13:02:20Z", "ms": 1874408540063.868 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "2029-05-26", "window": { "start": { "local": "2029-05-26T19:40:21+08:00", "utc": "2029-05-26T11:40:21Z", "ms": 1874490020942.0222 }, "end": { "local": "2029-05-26T21:02:46+08:00", "utc": "2029-05-26T13:02:46Z", "ms": 1874494965578.4077 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 09:05 on Sat 26 May to 05:45 on Sun 27 May.", "fact": "2029-05-26T01:04:54Z → 2029-05-26T21:45:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:40–21:02 on the 25th, 19:40–21:03 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 25th and 82 of 82 on the 26th.", "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 31364 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Zunyi, 2029: Saturday 26 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "nrisimha-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Nrsimha caturdasi (pradosa vyapini — if it occurs on two successive days, the second day is to be observed, special when combined with naksatra 'Svati', yoga 'Siddhi' and 'Saturday')." } ], "not_evaluated": "The row calls the day special with Svātī nakṣatra, Siddhi yoga and a Saturday; none is tested.", "kaala": "pradosha", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-05-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-26", "confidence": "determinate" } ], "quote": "In Zunyi, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 2029 falls on Saturday 26 May. Caturdaśī runs from 09:05 on Sat 26 May to 05:45 on Sun 27 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24010, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 }, "end": { "local": "2029-05-28T02:37:31+08:00", "utc": "2029-05-27T18:37:31Z", "ms": 1874601450934.5615 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 }, "end": { "local": "2029-05-28T02:37:31+08:00", "utc": "2029-05-27T18:37:31Z", "ms": 1874601450934.5615 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-27", "window": { "start": { "local": "2029-05-27T12:25:39+08:00", "utc": "2029-05-27T04:25:39Z", "ms": 1874550339314.0522 }, "end": { "local": "2029-05-27T13:13:39+08:00", "utc": "2029-05-27T05:13:39Z", "ms": 1874553219314.0522 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-28", "window": { "start": { "local": "2029-05-28T12:25:46+08:00", "utc": "2029-05-28T04:25:46Z", "ms": 1874636746304.9106 }, "end": { "local": "2029-05-28T13:13:46+08:00", "utc": "2029-05-28T05:13:46Z", "ms": 1874639626304.9106 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:45 on Sun 27 May to 02:38 on Mon 28 May.", "fact": "2029-05-26T21:45:30Z → 2029-05-27T18:37:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 27th, 12:26–13:14 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 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24010 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Zunyi, 2029: Sunday 27 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": "2029-05-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-27", "confidence": "determinate" } ], "quote": "In Zunyi, Buddha Pūrṇimā 2029 falls on Sunday 27 May. Pūrṇimā runs from 05:45 on Sun 27 May to 02:38 on Mon 28 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24010, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 }, "end": { "local": "2029-05-28T02:37:31+08:00", "utc": "2029-05-27T18:37:31Z", "ms": 1874601450934.5615 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-27T05:45:30+08:00", "utc": "2029-05-26T21:45:30Z", "ms": 1874526329557.3484 }, "end": { "local": "2029-05-28T02:37:31+08:00", "utc": "2029-05-27T18:37:31Z", "ms": 1874601450934.5615 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-05-27", "window": { "start": { "local": "2029-05-27T12:25:39+08:00", "utc": "2029-05-27T04:25:39Z", "ms": 1874550339314.0522 }, "end": { "local": "2029-05-27T13:13:39+08:00", "utc": "2029-05-27T05:13:39Z", "ms": 1874553219314.0522 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-05-28", "window": { "start": { "local": "2029-05-28T12:25:46+08:00", "utc": "2029-05-28T04:25:46Z", "ms": 1874636746304.9106 }, "end": { "local": "2029-05-28T13:13:46+08:00", "utc": "2029-05-28T05:13:46Z", "ms": 1874639626304.9106 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:45 on Sun 27 May to 02:38 on Mon 28 May.", "fact": "2029-05-26T21:45:30Z → 2029-05-27T18:37:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 27th, 12:26–13:14 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 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24010 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Zunyi, 2029: Sunday 27 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": "2029-05-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-27", "confidence": "determinate" } ], "quote": "In Zunyi, Sampat Gaurī Vrata 2029 falls on Sunday 27 May. Pūrṇimā runs from 05:45 on Sun 27 May to 02:38 on Mon 28 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-05-30", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8934, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-05-30T19:51:33+08:00", "utc": "2029-05-30T11:51:33Z", "ms": 1874836293273.569 }, "end": { "local": "2029-05-31T18:53:21+08:00", "utc": "2029-05-31T10:53:21Z", "ms": 1874919200846.6643 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-05-30T19:51:33+08:00", "utc": "2029-05-30T11:51:33Z", "ms": 1874836293273.569 }, "end": { "local": "2029-05-31T18:53:21+08:00", "utc": "2029-05-31T10:53:21Z", "ms": 1874919200846.6643 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-05-30", "window": { "start": { "local": "2029-05-30T22:20:28+08:00", "utc": "2029-05-30T14:20:28Z", "ms": 1874845227668.2715 }, "end": { "local": "2029-05-30T22:20:28+08:00", "utc": "2029-05-30T14:20:28Z", "ms": 1874845227668.2715 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-05-31", "window": { "start": { "local": "2029-05-31T23:04:46+08:00", "utc": "2029-05-31T15:04:46Z", "ms": 1874934285636.832 }, "end": { "local": "2029-05-31T23:04:46+08:00", "utc": "2029-05-31T15:04:46Z", "ms": 1874934285636.832 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:52 on Wed 30 May to 18:53 on Thu 31 May.", "fact": "2029-05-30T11:51:33Z → 2029-05-31T10:53:21Z" }, { "step": "kaala", "text": "Moonrise is at 22:20 on the 30th and 23:05 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 8934 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Wednesday 30 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": "2029-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-05-30", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Wednesday 30 May. Caturthī runs from 19:52 on Wed 30 May to 18:53 on Thu 31 May and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-06-07", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2563, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-06-07T02:51:13+08:00", "utc": "2029-06-06T18:51:13Z", "ms": 1875466272831.2126 }, "end": { "local": "2029-06-08T05:13:39+08:00", "utc": "2029-06-07T21:13:39Z", "ms": 1875561219125.5605 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-07T02:51:13+08:00", "utc": "2029-06-06T18:51:13Z", "ms": 1875466272831.2126 }, "end": { "local": "2029-06-08T05:13:39+08:00", "utc": "2029-06-07T21:13:39Z", "ms": 1875561219125.5605 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-06-07", "window": { "start": { "local": "2029-06-07T05:56:25+08:00", "utc": "2029-06-06T21:56:25Z", "ms": 1875477385438.183 }, "end": { "local": "2029-06-07T05:56:25+08:00", "utc": "2029-06-06T21:56:25Z", "ms": 1875477385438.183 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-06-08", "window": { "start": { "local": "2029-06-08T05:56:22+08:00", "utc": "2029-06-07T21:56:22Z", "ms": 1875563782451.7087 }, "end": { "local": "2029-06-08T05:56:22+08:00", "utc": "2029-06-07T21:56:22Z", "ms": 1875563782451.7087 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:51 on Thu 7 Jun to 05:14 on Fri 8 Jun.", "fact": "2029-06-06T18:51:13Z → 2029-06-07T21:13:39Z" }, { "step": "kaala", "text": "Sunrise is at 05:56 on the 7th and 05:56 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 2563 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Zunyi, 2029: Thursday 7 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": "2029-06-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-07", "confidence": "determinate" } ], "quote": "In Zunyi, Aparā Ekādaśī 2029 falls on Thursday 7 June. Ekādaśī runs from 02:51 on Thu 7 Jun to 05:14 on Fri 8 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-06-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-06-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37044, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-06-09T07:25:20+08:00", "utc": "2029-06-08T23:25:20Z", "ms": 1875655519726.295 }, "end": { "local": "2029-06-10T09:18:26+08:00", "utc": "2029-06-10T01:18:26Z", "ms": 1875748705589.1565 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-09T07:25:20+08:00", "utc": "2029-06-08T23:25:20Z", "ms": 1875655519726.295 }, "end": { "local": "2029-06-10T09:18:26+08:00", "utc": "2029-06-10T01:18:26Z", "ms": 1875748705589.1565 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-06-08", "window": { "start": { "local": "2029-06-08T19:46:38+08:00", "utc": "2029-06-08T11:46:38Z", "ms": 1875613597801.481 }, "end": { "local": "2029-06-08T21:07:56+08:00", "utc": "2029-06-08T13:07:56Z", "ms": 1875618475528.9436 } }, "covered_min": 0, "window_min": 81, "qualifies": false }, { "local_date": "2029-06-09", "window": { "start": { "local": "2029-06-09T19:47:02+08:00", "utc": "2029-06-09T11:47:02Z", "ms": 1875700022418.3596 }, "end": { "local": "2029-06-09T21:08:17+08:00", "utc": "2029-06-09T13:08:17Z", "ms": 1875704896808.1206 } }, "covered_min": 81, "window_min": 81, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:25 on Sat 9 Jun to 09:18 on Sun 10 Jun.", "fact": "2029-06-08T23:25:20Z → 2029-06-10T01:18:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:47–21:08 on the 8th, 19:47–21:08 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 81 minutes on the 8th and 81 of 81 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 37044 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Saturday 9 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": "2029-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-09", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Saturday 9 June. Trayodaśī runs from 07:25 on Sat 9 Jun to 09:18 on Sun 10 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-06-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-06-10", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28964, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-06-10T09:18:26+08:00", "utc": "2029-06-10T01:18:26Z", "ms": 1875748705589.1565 }, "end": { "local": "2029-06-11T10:47:47+08:00", "utc": "2029-06-11T02:47:47Z", "ms": 1875840466586.874 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-10T09:18:26+08:00", "utc": "2029-06-10T01:18:26Z", "ms": 1875748705589.1565 }, "end": { "local": "2029-06-11T10:47:47+08:00", "utc": "2029-06-11T02:47:47Z", "ms": 1875840466586.874 } }, "kaala": "nishita", "days": [ { "local_date": "2029-06-09", "window": { "start": { "local": "2029-06-10T00:27:41+08:00", "utc": "2029-06-09T16:27:41Z", "ms": 1875716861379.9631 }, "end": { "local": "2029-06-10T01:15:41+08:00", "utc": "2029-06-09T17:15:41Z", "ms": 1875719741379.9631 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-06-10", "window": { "start": { "local": "2029-06-11T00:27:54+08:00", "utc": "2029-06-10T16:27:54Z", "ms": 1875803273720.2998 }, "end": { "local": "2029-06-11T01:15:54+08:00", "utc": "2029-06-10T17:15:54Z", "ms": 1875806153720.2998 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 09:18 on Sun 10 Jun to 10:48 on Mon 11 Jun.", "fact": "2029-06-10T01:18:26Z → 2029-06-11T02:47:47Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:28–01:16 on the 9th, 00:28–01:16 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 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28964 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Sunday 10 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": "2029-06-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-10", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Sunday 10 June. Caturdaśī runs from 09:18 on Sun 10 Jun to 10:48 on Mon 11 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-06-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-14", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 281, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-06-14T12:33:24+08:00", "utc": "2029-06-14T04:33:24Z", "ms": 1876106003546.7385 }, "end": { "local": "2029-06-15T12:14:21+08:00", "utc": "2029-06-15T04:14:21Z", "ms": 1876191260849.5874 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-14T12:33:24+08:00", "utc": "2029-06-14T04:33:24Z", "ms": 1876106003546.7385 }, "end": { "local": "2029-06-15T12:14:21+08:00", "utc": "2029-06-15T04:14:21Z", "ms": 1876191260849.5874 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-06-14", "window": { "start": { "local": "2029-06-14T12:28:42+08:00", "utc": "2029-06-14T04:28:42Z", "ms": 1876105722108.8008 }, "end": { "local": "2029-06-14T13:16:42+08:00", "utc": "2029-06-14T05:16:42Z", "ms": 1876108602108.8008 } }, "covered_min": 43, "window_min": 48, "qualifies": true }, { "local_date": "2029-06-15", "window": { "start": { "local": "2029-06-15T12:28:55+08:00", "utc": "2029-06-15T04:28:55Z", "ms": 1876192134674.4106 }, "end": { "local": "2029-06-15T13:16:55+08:00", "utc": "2029-06-15T05:16:55Z", "ms": 1876195014674.4106 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 12:33 on Thu 14 Jun to 12:14 on Fri 15 Jun.", "fact": "2029-06-14T04:33:24Z → 2029-06-15T04:14:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 14th, 12:29–13:17 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 43 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 281 s < 300 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Zunyi, 2029: Thursday 14 June.", "fact": "confidence: boundary (margin)" } ], "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": "2029-06-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-14", "confidence": "determinate" } ], "quote": "In Zunyi, Rambhā Tṛtīyā 2029 falls on Thursday 14 June. Tṛtīyā runs from 12:33 on Thu 14 Jun to 12:14 on Fri 15 Jun and covers 43 of 48 minutes of madhyāhna that midday. It is 4 min 41 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-06-15", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 874, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-06-15T12:14:21+08:00", "utc": "2029-06-15T04:14:21Z", "ms": 1876191260849.5874 }, "end": { "local": "2029-06-16T11:29:43+08:00", "utc": "2029-06-16T03:29:43Z", "ms": 1876274982866.4712 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-15T12:14:21+08:00", "utc": "2029-06-15T04:14:21Z", "ms": 1876191260849.5874 }, "end": { "local": "2029-06-16T11:29:43+08:00", "utc": "2029-06-16T03:29:43Z", "ms": 1876274982866.4712 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-06-15", "window": { "start": { "local": "2029-06-15T12:28:55+08:00", "utc": "2029-06-15T04:28:55Z", "ms": 1876192134674.4106 }, "end": { "local": "2029-06-15T13:16:55+08:00", "utc": "2029-06-15T05:16:55Z", "ms": 1876195014674.4106 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-06-16", "window": { "start": { "local": "2029-06-16T12:29:07+08:00", "utc": "2029-06-16T04:29:07Z", "ms": 1876278547331.4207 }, "end": { "local": "2029-06-16T13:17:07+08:00", "utc": "2029-06-16T05:17:07Z", "ms": 1876281427331.4207 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:14 on Fri 15 Jun to 11:30 on Sat 16 Jun.", "fact": "2029-06-15T04:14:21Z → 2029-06-16T03:29:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 15th, 12:29–13:17 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 48 of 48 minutes on the 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 874 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Friday 15 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": "2029-06-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-15", "confidence": "boundary" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Friday 15 June. Caturthī runs from 12:14 on Fri 15 Jun to 11:30 on Sat 16 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-06-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7710, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-06-17T10:20:50+08:00", "utc": "2029-06-17T02:20:50Z", "ms": 1876357250450.2876 }, "end": { "local": "2029-06-18T08:49:20+08:00", "utc": "2029-06-18T00:49:20Z", "ms": 1876438159833.7695 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-17T10:20:50+08:00", "utc": "2029-06-17T02:20:50Z", "ms": 1876357250450.2876 }, "end": { "local": "2029-06-18T08:49:20+08:00", "utc": "2029-06-18T00:49:20Z", "ms": 1876438159833.7695 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-06-17", "window": { "start": { "local": "2029-06-17T12:29:20+08:00", "utc": "2029-06-17T04:29:20Z", "ms": 1876364960052.9883 }, "end": { "local": "2029-06-17T13:17:20+08:00", "utc": "2029-06-17T05:17:20Z", "ms": 1876367840052.9883 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-06-18", "window": { "start": { "local": "2029-06-18T12:29:33+08:00", "utc": "2029-06-18T04:29:33Z", "ms": 1876451372812.975 }, "end": { "local": "2029-06-18T13:17:33+08:00", "utc": "2029-06-18T05:17:33Z", "ms": 1876454252812.975 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:21 on Sun 17 Jun to 08:49 on Mon 18 Jun.", "fact": "2029-06-17T02:20:50Z → 2029-06-18T00:49:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 17th, 12:30–13:18 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 7710 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Zunyi, 2029: Sunday 17 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": "2029-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-17", "confidence": "determinate" } ], "quote": "In Zunyi, Araṇya Gaurī Vrata 2029 falls on Sunday 17 June. Ṣaṣṭhī runs from 10:21 on Sun 17 Jun to 08:49 on Mon 18 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7710, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-06-17T10:20:50+08:00", "utc": "2029-06-17T02:20:50Z", "ms": 1876357250450.2876 }, "end": { "local": "2029-06-18T08:49:20+08:00", "utc": "2029-06-18T00:49:20Z", "ms": 1876438159833.7695 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-17T10:20:50+08:00", "utc": "2029-06-17T02:20:50Z", "ms": 1876357250450.2876 }, "end": { "local": "2029-06-18T08:49:20+08:00", "utc": "2029-06-18T00:49:20Z", "ms": 1876438159833.7695 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-06-17", "window": { "start": { "local": "2029-06-17T12:29:20+08:00", "utc": "2029-06-17T04:29:20Z", "ms": 1876364960052.9883 }, "end": { "local": "2029-06-17T13:17:20+08:00", "utc": "2029-06-17T05:17:20Z", "ms": 1876367840052.9883 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-06-18", "window": { "start": { "local": "2029-06-18T12:29:33+08:00", "utc": "2029-06-18T04:29:33Z", "ms": 1876451372812.975 }, "end": { "local": "2029-06-18T13:17:33+08:00", "utc": "2029-06-18T05:17:33Z", "ms": 1876454252812.975 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:21 on Sun 17 Jun to 08:49 on Mon 18 Jun.", "fact": "2029-06-17T02:20:50Z → 2029-06-18T00:49:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 17th, 12:30–13:18 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 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 7710 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Zunyi, 2029: Sunday 17 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": "2029-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-17", "confidence": "determinate" } ], "quote": "In Zunyi, Skanda Ṣaṣṭhī (Jyaiṣṭha) 2029 falls on Sunday 17 June. Ṣaṣṭhī runs from 10:21 on Sun 17 Jun to 08:49 on Mon 18 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-06-22", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22296, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-06-21T23:46:13+08:00", "utc": "2029-06-21T15:46:13Z", "ms": 1876751172538.722 }, "end": { "local": "2029-06-22T21:04:41+08:00", "utc": "2029-06-22T13:04:41Z", "ms": 1876827881448.6792 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-21T23:46:13+08:00", "utc": "2029-06-21T15:46:13Z", "ms": 1876751172538.722 }, "end": { "local": "2029-06-22T21:04:41+08:00", "utc": "2029-06-22T13:04:41Z", "ms": 1876827881448.6792 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-06-22", "window": { "start": { "local": "2029-06-22T05:57:48+08:00", "utc": "2029-06-21T21:57:48Z", "ms": 1876773468085.9966 }, "end": { "local": "2029-06-22T05:57:48+08:00", "utc": "2029-06-21T21:57:48Z", "ms": 1876773468085.9966 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-06-23", "window": { "start": { "local": "2029-06-23T05:58:02+08:00", "utc": "2029-06-22T21:58:02Z", "ms": 1876859882455.8923 }, "end": { "local": "2029-06-23T05:58:02+08:00", "utc": "2029-06-22T21:58:02Z", "ms": 1876859882455.8923 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:46 on Thu 21 Jun to 21:05 on Fri 22 Jun.", "fact": "2029-06-21T15:46:13Z → 2029-06-22T13:04:41Z" }, { "step": "kaala", "text": "Sunrise is at 05:58 on the 22nd and 05:58 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 22296 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Zunyi, 2029: Friday 22 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": "2029-06-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-22", "confidence": "determinate" } ], "quote": "In Zunyi, Nirjalā Ekādaśī 2029 falls on Friday 22 June. Ekādaśī runs from 23:46 on Thu 21 Jun to 21:05 on Fri 22 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-06-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18267, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-06-22T21:04:41+08:00", "utc": "2029-06-22T13:04:41Z", "ms": 1876827881448.6792 }, "end": { "local": "2029-06-23T18:23:03+08:00", "utc": "2029-06-23T10:23:03Z", "ms": 1876904583178.2021 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-22T21:04:41+08:00", "utc": "2029-06-22T13:04:41Z", "ms": 1876827881448.6792 }, "end": { "local": "2029-06-23T18:23:03+08:00", "utc": "2029-06-23T10:23:03Z", "ms": 1876904583178.2021 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-06-22", "window": { "start": { "local": "2029-06-22T12:30:24+08:00", "utc": "2029-06-22T04:30:24Z", "ms": 1876797023748.3682 }, "end": { "local": "2029-06-22T13:18:24+08:00", "utc": "2029-06-22T05:18:24Z", "ms": 1876799903748.3682 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-06-23", "window": { "start": { "local": "2029-06-23T12:30:36+08:00", "utc": "2029-06-23T04:30:36Z", "ms": 1876883436344.135 }, "end": { "local": "2029-06-23T13:18:36+08:00", "utc": "2029-06-23T05:18:36Z", "ms": 1876886316344.135 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 21:05 on Fri 22 Jun to 18:23 on Sat 23 Jun.", "fact": "2029-06-22T13:04:41Z → 2029-06-23T10:23:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 22nd, 12:31–13:19 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18267 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Zunyi, 2029: Saturday 23 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": "2029-06-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-23", "confidence": "determinate" } ], "quote": "In Zunyi, Śrī Rāma Dvādaśī 2029 falls on Saturday 23 June. Dvādaśī runs from 21:05 on Fri 22 Jun to 18:23 on Sat 23 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-06-23", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5287, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-06-23T18:23:03+08:00", "utc": "2029-06-23T10:23:03Z", "ms": 1876904583178.2021 }, "end": { "local": "2029-06-24T15:47:36+08:00", "utc": "2029-06-24T07:47:36Z", "ms": 1876981655894.4465 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-23T18:23:03+08:00", "utc": "2029-06-23T10:23:03Z", "ms": 1876904583178.2021 }, "end": { "local": "2029-06-24T15:47:36+08:00", "utc": "2029-06-24T07:47:36Z", "ms": 1876981655894.4465 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-06-23", "window": { "start": { "local": "2029-06-23T19:51:10+08:00", "utc": "2029-06-23T11:51:10Z", "ms": 1876909870232.3777 }, "end": { "local": "2029-06-23T21:12:07+08:00", "utc": "2029-06-23T13:12:07Z", "ms": 1876914727242.1782 } }, "covered_min": 81, "window_min": 81, "qualifies": true }, { "local_date": "2029-06-24", "window": { "start": { "local": "2029-06-24T19:51:20+08:00", "utc": "2029-06-24T11:51:20Z", "ms": 1876996279881.8816 }, "end": { "local": "2029-06-24T21:12:18+08:00", "utc": "2029-06-24T13:12:18Z", "ms": 1877001137779.513 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:23 on Sat 23 Jun to 15:48 on Sun 24 Jun.", "fact": "2029-06-23T10:23:03Z → 2029-06-24T07:47:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:51–21:12 on the 23rd, 19:51–21:12 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 81 of 81 minutes on the 23rd and 0 of 81 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 5287 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Saturday 23 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": "2029-06-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-23", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Saturday 23 June. Trayodaśī runs from 18:23 on Sat 23 Jun to 15:48 on Sun 24 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-06-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23185, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-06-25T13:25:04+08:00", "utc": "2029-06-25T05:25:04Z", "ms": 1877059503835.2546 }, "end": { "local": "2029-06-26T11:22:21+08:00", "utc": "2029-06-26T03:22:21Z", "ms": 1877138541245.5 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-25T13:25:04+08:00", "utc": "2029-06-25T05:25:04Z", "ms": 1877059503835.2546 }, "end": { "local": "2029-06-26T11:22:21+08:00", "utc": "2029-06-26T03:22:21Z", "ms": 1877138541245.5 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-06-25", "window": { "start": { "local": "2029-06-25T19:51:28+08:00", "utc": "2029-06-25T11:51:28Z", "ms": 1877082688343.4336 }, "end": { "local": "2029-06-25T21:12:27+08:00", "utc": "2029-06-25T13:12:27Z", "ms": 1877087547412.1624 } }, "covered_min": 81, "window_min": 81, "qualifies": true }, { "local_date": "2029-06-26", "window": { "start": { "local": "2029-06-26T19:51:36+08:00", "utc": "2029-06-26T11:51:36Z", "ms": 1877169095602.0862 }, "end": { "local": "2029-06-26T21:12:36+08:00", "utc": "2029-06-26T13:12:36Z", "ms": 1877173956124.2622 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:25 on Mon 25 Jun to 11:22 on Tue 26 Jun.", "fact": "2029-06-25T05:25:04Z → 2029-06-26T03:22:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:51–21:12 on the 25th, 19:52–21:13 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 81 of 81 minutes on the 25th and 0 of 81 on the 26th.", "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 23185 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Zunyi, 2029: Monday 25 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": "2029-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-25", "confidence": "determinate" } ], "quote": "In Zunyi, Vaṭa Sāvitrī Vrata 2029 falls on Monday 25 June. Pūrṇimā runs from 13:25 on Mon 25 Jun to 11:22 on Tue 26 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-06-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-06-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36925, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-06-29T08:16:15+08:00", "utc": "2029-06-29T00:16:15Z", "ms": 1877386575008.9307 }, "end": { "local": "2029-06-30T08:29:53+08:00", "utc": "2029-06-30T00:29:53Z", "ms": 1877473793423.4167 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-06-29T08:16:15+08:00", "utc": "2029-06-29T00:16:15Z", "ms": 1877386575008.9307 }, "end": { "local": "2029-06-30T08:29:53+08:00", "utc": "2029-06-30T00:29:53Z", "ms": 1877473793423.4167 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-06-28", "window": { "start": { "local": "2029-06-28T21:37:51+08:00", "utc": "2029-06-28T13:37:51Z", "ms": 1877348271185.8613 }, "end": { "local": "2029-06-28T21:37:51+08:00", "utc": "2029-06-28T13:37:51Z", "ms": 1877348271185.8613 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-06-29", "window": { "start": { "local": "2029-06-29T22:14:29+08:00", "utc": "2029-06-29T14:14:29Z", "ms": 1877436868723.5352 }, "end": { "local": "2029-06-29T22:14:29+08:00", "utc": "2029-06-29T14:14:29Z", "ms": 1877436868723.5352 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:16 on Fri 29 Jun to 08:30 on Sat 30 Jun.", "fact": "2029-06-29T00:16:15Z → 2029-06-30T00:29:53Z" }, { "step": "kaala", "text": "Moonrise is at 21:38 on the 28th and 22:14 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 36925 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Friday 29 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": "2029-06-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-06-29", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Friday 29 June. Caturthī runs from 08:16 on Fri 29 Jun to 08:30 on Sat 30 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-06-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-07-07", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30456, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-07-06T19:41:51+08:00", "utc": "2029-07-06T11:41:51Z", "ms": 1878032510557.4226 }, "end": { "local": "2029-07-07T21:35:46+08:00", "utc": "2029-07-07T13:35:46Z", "ms": 1878125746424.6995 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-06T19:41:51+08:00", "utc": "2029-07-06T11:41:51Z", "ms": 1878032510557.4226 }, "end": { "local": "2029-07-07T21:35:46+08:00", "utc": "2029-07-07T13:35:46Z", "ms": 1878125746424.6995 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-07-07", "window": { "start": { "local": "2029-07-07T06:02:56+08:00", "utc": "2029-07-06T22:02:56Z", "ms": 1878069775984.0232 }, "end": { "local": "2029-07-07T06:02:56+08:00", "utc": "2029-07-06T22:02:56Z", "ms": 1878069775984.0232 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-07-08", "window": { "start": { "local": "2029-07-08T06:03:22+08:00", "utc": "2029-07-07T22:03:22Z", "ms": 1878156202495.0918 }, "end": { "local": "2029-07-08T06:03:22+08:00", "utc": "2029-07-07T22:03:22Z", "ms": 1878156202495.0918 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:42 on Fri 6 Jul to 21:36 on Sat 7 Jul.", "fact": "2029-07-06T11:41:51Z → 2029-07-07T13:35:46Z" }, { "step": "kaala", "text": "Sunrise is at 06:03 on the 7th and 06:03 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 30456 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Zunyi, 2029: Saturday 7 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": "2029-07-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-07", "confidence": "determinate" } ], "quote": "In Zunyi, Yoginī Ekādaśī 2029 falls on Saturday 7 July. Ekādaśī runs from 19:42 on Fri 6 Jul to 21:36 on Sat 7 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-07-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-07-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6499, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-07-08T23:01:23+08:00", "utc": "2029-07-08T15:01:23Z", "ms": 1878217282541.698 }, "end": { "local": "2029-07-09T23:53:17+08:00", "utc": "2029-07-09T15:53:17Z", "ms": 1878306797376.0134 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-08T23:01:23+08:00", "utc": "2029-07-08T15:01:23Z", "ms": 1878217282541.698 }, "end": { "local": "2029-07-09T23:53:17+08:00", "utc": "2029-07-09T15:53:17Z", "ms": 1878306797376.0134 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-07-08", "window": { "start": { "local": "2029-07-08T19:51:24+08:00", "utc": "2029-07-08T11:51:24Z", "ms": 1878205884153.2766 }, "end": { "local": "2029-07-08T21:13:04+08:00", "utc": "2029-07-08T13:13:04Z", "ms": 1878210783543.9685 } }, "covered_min": 0, "window_min": 82, "qualifies": false }, { "local_date": "2029-07-09", "window": { "start": { "local": "2029-07-09T19:51:15+08:00", "utc": "2029-07-09T11:51:15Z", "ms": 1878292274658.7947 }, "end": { "local": "2029-07-09T21:12:59+08:00", "utc": "2029-07-09T13:12:59Z", "ms": 1878297178999.6729 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:01 on Sun 8 Jul to 23:53 on Mon 9 Jul.", "fact": "2029-07-08T15:01:23Z → 2029-07-09T15:53:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:51–21:13 on the 8th, 19:51–21:13 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 82 minutes on the 8th and 82 of 82 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 6499 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Monday 9 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": "2029-07-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-09", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Monday 9 July. Trayodaśī runs from 23:01 on Sun 8 Jul to 23:53 on Mon 9 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-07-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-07-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1461, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-07-09T23:53:17+08:00", "utc": "2029-07-09T15:53:17Z", "ms": 1878306797376.0134 }, "end": { "local": "2029-07-11T00:09:33+08:00", "utc": "2029-07-10T16:09:33Z", "ms": 1878394173231.3057 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-09T23:53:17+08:00", "utc": "2029-07-09T15:53:17Z", "ms": 1878306797376.0134 }, "end": { "local": "2029-07-11T00:09:33+08:00", "utc": "2029-07-10T16:09:33Z", "ms": 1878394173231.3057 } }, "kaala": "nishita", "days": [ { "local_date": "2029-07-09", "window": { "start": { "local": "2029-07-10T00:33:46+08:00", "utc": "2029-07-09T16:33:46Z", "ms": 1878309225937.088 }, "end": { "local": "2029-07-10T01:21:46+08:00", "utc": "2029-07-09T17:21:46Z", "ms": 1878312105937.088 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-07-10", "window": { "start": { "local": "2029-07-11T00:33:55+08:00", "utc": "2029-07-10T16:33:55Z", "ms": 1878395634584.087 }, "end": { "local": "2029-07-11T01:21:55+08:00", "utc": "2029-07-10T17:21:55Z", "ms": 1878398514584.087 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:53 on Mon 9 Jul to 00:10 on Wed 11 Jul.", "fact": "2029-07-09T15:53:17Z → 2029-07-10T16:09:33Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:34–01:22 on the 9th, 00:34–01:22 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 1461 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Monday 9 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": "2029-07-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-09", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Monday 9 July. Caturdaśī runs from 23:53 on Mon 9 Jul to 00:10 on Wed 11 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-07-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30077, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2029-07-12T23:00:52+08:00", "utc": "2029-07-12T15:00:52Z", "ms": 1878562852122.1968 }, "end": { "local": "2029-07-13T21:43:20+08:00", "utc": "2029-07-13T13:43:20Z", "ms": 1878644600003.855 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-12T23:00:52+08:00", "utc": "2029-07-12T15:00:52Z", "ms": 1878562852122.1968 }, "end": { "local": "2029-07-13T21:43:20+08:00", "utc": "2029-07-13T13:43:20Z", "ms": 1878644600003.855 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-07-12", "window": { "start": { "local": "2029-07-12T12:33:56+08:00", "utc": "2029-07-12T04:33:56Z", "ms": 1878525236004.2385 }, "end": { "local": "2029-07-12T13:21:56+08:00", "utc": "2029-07-12T05:21:56Z", "ms": 1878528116004.2385 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-07-13", "window": { "start": { "local": "2029-07-13T12:34:03+08:00", "utc": "2029-07-13T04:34:03Z", "ms": 1878611643062.8066 }, "end": { "local": "2029-07-13T13:22:03+08:00", "utc": "2029-07-13T05:22:03Z", "ms": 1878614523062.8066 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 23:01 on Thu 12 Jul to 21:43 on Fri 13 Jul.", "fact": "2029-07-12T15:00:52Z → 2029-07-13T13:43:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 12th, 12:34–13:22 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30077 s" }, { "step": "ruling", "text": "Rathayātrā, Zunyi, 2029: Friday 13 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": "2029-07-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-13", "confidence": "determinate" } ], "quote": "In Zunyi, Rathayātrā 2029 falls on Friday 13 July. Dvitīyā runs from 23:01 on Thu 12 Jul to 21:43 on Fri 13 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-07-15", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17075, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-07-14T20:03:34+08:00", "utc": "2029-07-14T12:03:34Z", "ms": 1878725013752.3086 }, "end": { "local": "2029-07-15T18:06:50+08:00", "utc": "2029-07-15T10:06:50Z", "ms": 1878804410468.8345 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-14T20:03:34+08:00", "utc": "2029-07-14T12:03:34Z", "ms": 1878725013752.3086 }, "end": { "local": "2029-07-15T18:06:50+08:00", "utc": "2029-07-15T10:06:50Z", "ms": 1878804410468.8345 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-07-14", "window": { "start": { "local": "2029-07-14T12:34:10+08:00", "utc": "2029-07-14T04:34:10Z", "ms": 1878698049637.879 }, "end": { "local": "2029-07-14T13:22:10+08:00", "utc": "2029-07-14T05:22:10Z", "ms": 1878700929637.879 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-07-15", "window": { "start": { "local": "2029-07-15T12:34:16+08:00", "utc": "2029-07-15T04:34:16Z", "ms": 1878784455711.392 }, "end": { "local": "2029-07-15T13:22:16+08:00", "utc": "2029-07-15T05:22:16Z", "ms": 1878787335711.392 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:04 on Sat 14 Jul to 18:07 on Sun 15 Jul.", "fact": "2029-07-14T12:03:34Z → 2029-07-15T10:06:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 14th, 12:34–13:22 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17075 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Sunday 15 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": "2029-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-15", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Sunday 15 July. Caturthī runs from 20:04 on Sat 14 Jul to 18:07 on Sun 15 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9355, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-07-15T18:06:50+08:00", "utc": "2029-07-15T10:06:50Z", "ms": 1878804410468.8345 }, "end": { "local": "2029-07-16T15:58:16+08:00", "utc": "2029-07-16T07:58:16Z", "ms": 1878883096100.6018 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-15T18:06:50+08:00", "utc": "2029-07-15T10:06:50Z", "ms": 1878804410468.8345 }, "end": { "local": "2029-07-16T15:58:16+08:00", "utc": "2029-07-16T07:58:16Z", "ms": 1878883096100.6018 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-07-15", "window": { "start": { "local": "2029-07-15T12:34:16+08:00", "utc": "2029-07-15T04:34:16Z", "ms": 1878784455711.392 }, "end": { "local": "2029-07-15T13:22:16+08:00", "utc": "2029-07-15T05:22:16Z", "ms": 1878787335711.392 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-07-16", "window": { "start": { "local": "2029-07-16T12:34:21+08:00", "utc": "2029-07-16T04:34:21Z", "ms": 1878870861266.6475 }, "end": { "local": "2029-07-16T13:22:21+08:00", "utc": "2029-07-16T05:22:21Z", "ms": 1878873741266.6475 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:07 on Sun 15 Jul to 15:58 on Mon 16 Jul.", "fact": "2029-07-15T10:06:50Z → 2029-07-16T07:58:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 15th, 12:34–13:22 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9355 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Zunyi, 2029: Monday 16 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": "2029-07-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-16", "confidence": "determinate" } ], "quote": "In Zunyi, Skanda Pañcamī 2029 falls on Monday 16 July. Pañcamī runs from 18:07 on Sun 15 Jul to 15:58 on Mon 16 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1205, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-07-17T13:42:31+08:00", "utc": "2029-07-17T05:42:31Z", "ms": 1878961351107.9807 }, "end": { "local": "2029-07-18T11:23:44+08:00", "utc": "2029-07-18T03:23:44Z", "ms": 1879039423710.5977 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-17T13:42:31+08:00", "utc": "2029-07-17T05:42:31Z", "ms": 1878961351107.9807 }, "end": { "local": "2029-07-18T11:23:44+08:00", "utc": "2029-07-18T03:23:44Z", "ms": 1879039423710.5977 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-07-17", "window": { "start": { "local": "2029-07-17T12:34:26+08:00", "utc": "2029-07-17T04:34:26Z", "ms": 1878957266288.6018 }, "end": { "local": "2029-07-17T13:22:26+08:00", "utc": "2029-07-17T05:22:26Z", "ms": 1878960146288.6018 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-07-18", "window": { "start": { "local": "2029-07-18T12:34:31+08:00", "utc": "2029-07-18T04:34:31Z", "ms": 1879043670764.0576 }, "end": { "local": "2029-07-18T13:22:31+08:00", "utc": "2029-07-18T05:22:31Z", "ms": 1879046550764.0576 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:43 on Tue 17 Jul to 11:24 on Wed 18 Jul.", "fact": "2029-07-17T05:42:31Z → 2029-07-18T03:23:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:34–13:22 on the 17th, 12:35–13:23 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 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": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 1205 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Zunyi, 2029: Wednesday 18 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": "2029-07-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-17", "confidence": "determinate" } ], "quote": "In Zunyi, Vivasvat Saptamī 2029 falls on Wednesday 18 July. Saptamī runs from 13:43 on Tue 17 Jul to 11:24 on Wed 18 Jul, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-07-21", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5194, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-07-21T04:43:13+08:00", "utc": "2029-07-20T20:43:13Z", "ms": 1879274593005.307 }, "end": { "local": "2029-07-22T02:45:01+08:00", "utc": "2029-07-21T18:45:01Z", "ms": 1879353900992.7058 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-21T04:43:13+08:00", "utc": "2029-07-20T20:43:13Z", "ms": 1879274593005.307 }, "end": { "local": "2029-07-22T02:45:01+08:00", "utc": "2029-07-21T18:45:01Z", "ms": 1879353900992.7058 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-07-21", "window": { "start": { "local": "2029-07-21T06:09:47+08:00", "utc": "2029-07-20T22:09:47Z", "ms": 1879279787353.987 }, "end": { "local": "2029-07-21T06:09:47+08:00", "utc": "2029-07-20T22:09:47Z", "ms": 1879279787353.987 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-07-22", "window": { "start": { "local": "2029-07-22T06:10:19+08:00", "utc": "2029-07-21T22:10:19Z", "ms": 1879366218943.7305 }, "end": { "local": "2029-07-22T06:10:19+08:00", "utc": "2029-07-21T22:10:19Z", "ms": 1879366218943.7305 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:43 on Sat 21 Jul to 02:45 on Sun 22 Jul.", "fact": "2029-07-20T20:43:13Z → 2029-07-21T18:45:01Z" }, { "step": "kaala", "text": "Sunrise is at 06:10 on the 21st and 06:10 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5194 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Zunyi, 2029: Saturday 21 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": "2029-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-21", "confidence": "determinate" } ], "quote": "In Zunyi, Hariśayanī Ekādaśī 2029 falls on Saturday 21 July. Ekādaśī runs from 04:43 on Sat 21 Jul to 02:45 on Sun 22 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-07-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-07-23", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8418, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-07-23T00:59:32+08:00", "utc": "2029-07-22T16:59:32Z", "ms": 1879433972218.1917 }, "end": { "local": "2029-07-23T23:30:14+08:00", "utc": "2029-07-23T15:30:14Z", "ms": 1879515014411.4233 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-23T00:59:32+08:00", "utc": "2029-07-22T16:59:32Z", "ms": 1879433972218.1917 }, "end": { "local": "2029-07-23T23:30:14+08:00", "utc": "2029-07-23T15:30:14Z", "ms": 1879515014411.4233 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-07-22", "window": { "start": { "local": "2029-07-22T19:47:07+08:00", "utc": "2029-07-22T11:47:07Z", "ms": 1879415227063.6128 }, "end": { "local": "2029-07-22T21:10:17+08:00", "utc": "2029-07-22T13:10:17Z", "ms": 1879420216879.7913 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "2029-07-23", "window": { "start": { "local": "2029-07-23T19:46:39+08:00", "utc": "2029-07-23T11:46:39Z", "ms": 1879501598543.7556 }, "end": { "local": "2029-07-23T21:09:56+08:00", "utc": "2029-07-23T13:09:56Z", "ms": 1879506596412.3093 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:00 on Mon 23 Jul to 23:30 on Mon 23 Jul.", "fact": "2029-07-22T16:59:32Z → 2029-07-23T15:30:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:47–21:10 on the 22nd, 19:47–21:10 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 22nd and 83 of 83 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 8418 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Monday 23 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": "2029-07-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-23", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Monday 23 July. Trayodaśī runs from 01:00 on Mon 23 Jul to 23:30 on Mon 23 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-07-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28257, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 } }, "kaala": "udaya-3", "days": [ { "local_date": "2029-07-25", "window": { "start": { "local": "2029-07-25T06:11:55+08:00", "utc": "2029-07-24T22:11:55Z", "ms": 1879625514544.2925 }, "end": { "local": "2029-07-25T08:54:39+08:00", "utc": "2029-07-25T00:54:39Z", "ms": 1879635279154.8582 } }, "covered_min": 163, "window_min": 163, "qualifies": true }, { "local_date": "2029-07-26", "window": { "start": { "local": "2029-07-26T06:12:27+08:00", "utc": "2029-07-25T22:12:27Z", "ms": 1879711946626.9434 }, "end": { "local": "2029-07-26T08:54:58+08:00", "utc": "2029-07-26T00:54:58Z", "ms": 1879721698341.6064 } }, "covered_min": 0, "window_min": 163, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul.", "fact": "2029-07-24T14:20:58Z → 2029-07-25T13:35:46Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:12–08:55 on the 25th, 06:12–08:55 on the 26th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must hold through the first three muhūrtas after sunrise. It covers 163 of 163 minutes on the 25th and 0 of 163 on the 26th.", "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 28257 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Zunyi, 2029: Wednesday 25 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": "2029-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-25", "confidence": "determinate" } ], "quote": "In Zunyi, Vyāsa Pūjā 2029 falls on Wednesday 25 July. Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29580, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-07-24", "window": { "start": { "local": "2029-07-24T12:34:46+08:00", "utc": "2029-07-24T04:34:46Z", "ms": 1879562085637.311 }, "end": { "local": "2029-07-24T13:22:46+08:00", "utc": "2029-07-24T05:22:46Z", "ms": 1879564965637.311 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-07-25", "window": { "start": { "local": "2029-07-25T12:34:46+08:00", "utc": "2029-07-25T04:34:46Z", "ms": 1879648486070.7065 }, "end": { "local": "2029-07-25T13:22:46+08:00", "utc": "2029-07-25T05:22:46Z", "ms": 1879651366070.7065 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul.", "fact": "2029-07-24T14:20:58Z → 2029-07-25T13:35:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:35–13:23 on the 24th, 12:35–13:23 on the 25th.", "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 24th and 48 of 48 on the 25th.", "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 29580 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Zunyi, 2029: Wednesday 25 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": "2029-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-25", "confidence": "determinate" } ], "quote": "In Zunyi, Guru Pūrṇimā 2029 falls on Wednesday 25 July. Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6609, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 } }, "kaala": "sayahna", "days": [ { "local_date": "2029-07-24", "window": { "start": { "local": "2029-07-24T17:03:11+08:00", "utc": "2029-07-24T09:03:11Z", "ms": 1879578191484.9526 }, "end": { "local": "2029-07-24T19:46:09+08:00", "utc": "2029-07-24T11:46:09Z", "ms": 1879587968716.7139 } }, "covered_min": 0, "window_min": 163, "qualifies": false }, { "local_date": "2029-07-25", "window": { "start": { "local": "2029-07-25T17:02:53+08:00", "utc": "2029-07-25T09:02:53Z", "ms": 1879664572986.5552 }, "end": { "local": "2029-07-25T19:45:38+08:00", "utc": "2029-07-25T11:45:38Z", "ms": 1879674337597.1208 } }, "covered_min": 163, "window_min": 163, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul.", "fact": "2029-07-24T14:20:58Z → 2029-07-25T13:35:46Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:03–19:46 on the 24th, 17:03–19:46 on the 25th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 163 minutes on the 24th and 163 of 163 on the 25th.", "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 6609 s" }, { "step": "ruling", "text": "Kokilā Vrata, Zunyi, 2029: Wednesday 25 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": "2029-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-25", "confidence": "determinate" } ], "quote": "In Zunyi, Kokilā Vrata 2029 falls on Wednesday 25 July. Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1594, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2029-07-24T22:20:58+08:00", "utc": "2029-07-24T14:20:58Z", "ms": 1879597257644.9731 }, "end": { "local": "2029-07-25T21:35:46+08:00", "utc": "2029-07-25T13:35:46Z", "ms": 1879680946145.44 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-07-24", "window": { "start": { "local": "2029-07-24T19:46:09+08:00", "utc": "2029-07-24T11:46:09Z", "ms": 1879587968716.7139 }, "end": { "local": "2029-07-24T21:09:35+08:00", "utc": "2029-07-24T13:09:35Z", "ms": 1879592974827.0576 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "2029-07-25", "window": { "start": { "local": "2029-07-25T19:45:38+08:00", "utc": "2029-07-25T11:45:38Z", "ms": 1879674337597.1208 }, "end": { "local": "2029-07-25T21:09:12+08:00", "utc": "2029-07-25T13:09:12Z", "ms": 1879679352134.4304 } }, "covered_min": 84, "window_min": 84, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul.", "fact": "2029-07-24T14:20:58Z → 2029-07-25T13:35:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:46–21:10 on the 24th, 19:46–21:09 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 83 minutes on the 24th and 84 of 84 on the 25th.", "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 1594 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Zunyi, 2029: Wednesday 25 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": "2029-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-25", "confidence": "determinate" } ], "quote": "In Zunyi, Śiva Śayanotsava 2029 falls on Wednesday 25 July. Pūrṇimā runs from 22:21 on Tue 24 Jul to 21:36 on Wed 25 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2828, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2029-07-26T21:18:38+08:00", "utc": "2029-07-26T13:18:38Z", "ms": 1879766318027.1785 }, "end": { "local": "2029-07-27T21:32:52+08:00", "utc": "2029-07-27T13:32:52Z", "ms": 1879853571762.704 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-07-26T21:18:38+08:00", "utc": "2029-07-26T13:18:38Z", "ms": 1879766318027.1785 }, "end": { "local": "2029-07-27T21:32:52+08:00", "utc": "2029-07-27T13:32:52Z", "ms": 1879853571762.704 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-07-26", "window": { "start": { "local": "2029-07-26T20:10:59+08:00", "utc": "2029-07-26T12:10:59Z", "ms": 1879762259045.0876 }, "end": { "local": "2029-07-26T20:10:59+08:00", "utc": "2029-07-26T12:10:59Z", "ms": 1879762259045.0876 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-07-27", "window": { "start": { "local": "2029-07-27T20:45:44+08:00", "utc": "2029-07-27T12:45:44Z", "ms": 1879850743526.0864 }, "end": { "local": "2029-07-27T20:45:44+08:00", "utc": "2029-07-27T12:45:44Z", "ms": 1879850743526.0864 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 21:19 on Thu 26 Jul to 21:33 on Fri 27 Jul.", "fact": "2029-07-26T13:18:38Z → 2029-07-27T13:32:52Z" }, { "step": "kaala", "text": "Moonrise is at 20:11 on the 26th and 20:46 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā 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. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2828 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Zunyi, 2029: Friday 27 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": "2029-07-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-27", "confidence": "determinate" } ], "quote": "In Zunyi, Aśūnya Śayana Vrata (Āṣāḍha) 2029 falls on Friday 27 July. Dvitīyā runs from 21:19 on Thu 26 Jul to 21:33 on Fri 27 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-07-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-07-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3745, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-07-28T22:20:20+08:00", "utc": "2029-07-28T14:20:20Z", "ms": 1879942820216.6333 }, "end": { "local": "2029-07-29T23:40:37+08:00", "utc": "2029-07-29T15:40:37Z", "ms": 1880034036954.3677 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-07-28T22:20:20+08:00", "utc": "2029-07-28T14:20:20Z", "ms": 1879942820216.6333 }, "end": { "local": "2029-07-29T23:40:37+08:00", "utc": "2029-07-29T15:40:37Z", "ms": 1880034036954.3677 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-07-28", "window": { "start": { "local": "2029-07-28T21:17:55+08:00", "utc": "2029-07-28T13:17:55Z", "ms": 1879939074903.7861 }, "end": { "local": "2029-07-28T21:17:55+08:00", "utc": "2029-07-28T13:17:55Z", "ms": 1879939074903.7861 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-07-29", "window": { "start": { "local": "2029-07-29T21:48:47+08:00", "utc": "2029-07-29T13:48:47Z", "ms": 1880027327132.5442 }, "end": { "local": "2029-07-29T21:48:47+08:00", "utc": "2029-07-29T13:48:47Z", "ms": 1880027327132.5442 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:20 on Sat 28 Jul to 23:41 on Sun 29 Jul.", "fact": "2029-07-28T14:20:20Z → 2029-07-29T15:40:37Z" }, { "step": "kaala", "text": "Moonrise is at 21:18 on the 28th and 21:49 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 3745 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Sunday 29 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": "2029-07-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-07-29", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Sunday 29 July. Caturthī runs from 22:20 on Sat 28 Jul to 23:41 on Sun 29 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-07-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-08-06", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20829, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-08-05T12:04:58+08:00", "utc": "2029-08-05T04:04:58Z", "ms": 1880597098203.1736 }, "end": { "local": "2029-08-06T13:03:15+08:00", "utc": "2029-08-06T05:03:15Z", "ms": 1880686995134.395 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-05T12:04:58+08:00", "utc": "2029-08-05T04:04:58Z", "ms": 1880597098203.1736 }, "end": { "local": "2029-08-06T13:03:15+08:00", "utc": "2029-08-06T05:03:15Z", "ms": 1880686995134.395 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-08-05", "window": { "start": { "local": "2029-08-05T06:17:49+08:00", "utc": "2029-08-04T22:17:49Z", "ms": 1880576269299.2788 }, "end": { "local": "2029-08-05T06:17:49+08:00", "utc": "2029-08-04T22:17:49Z", "ms": 1880576269299.2788 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-08-06", "window": { "start": { "local": "2029-08-06T06:18:21+08:00", "utc": "2029-08-05T22:18:21Z", "ms": 1880662701420.397 }, "end": { "local": "2029-08-06T06:18:21+08:00", "utc": "2029-08-05T22:18:21Z", "ms": 1880662701420.397 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:05 on Sun 5 Aug to 13:03 on Mon 6 Aug.", "fact": "2029-08-05T04:04:58Z → 2029-08-06T05:03:15Z" }, { "step": "kaala", "text": "Sunrise is at 06:18 on the 5th and 06:18 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20829 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Zunyi, 2029: Monday 6 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": "2029-08-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-06", "confidence": "determinate" } ], "quote": "In Zunyi, Kāmikā Ekādaśī 2029 falls on Monday 6 August. Ekādaśī runs from 12:05 on Sun 5 Aug to 13:03 on Mon 6 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-08-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-08-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22703, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-08-07T13:18:40+08:00", "utc": "2029-08-07T05:18:40Z", "ms": 1880774319662.9314 }, "end": { "local": "2029-08-08T12:50:17+08:00", "utc": "2029-08-08T04:50:17Z", "ms": 1880859016582.4128 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-07T13:18:40+08:00", "utc": "2029-08-07T05:18:40Z", "ms": 1880774319662.9314 }, "end": { "local": "2029-08-08T12:50:17+08:00", "utc": "2029-08-08T04:50:17Z", "ms": 1880859016582.4128 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-08-07", "window": { "start": { "local": "2029-08-07T19:37:03+08:00", "utc": "2029-08-07T11:37:03Z", "ms": 1880797022932.498 }, "end": { "local": "2029-08-07T21:02:42+08:00", "utc": "2029-08-07T13:02:42Z", "ms": 1880802161927.528 } }, "covered_min": 86, "window_min": 86, "qualifies": true }, { "local_date": "2029-08-08", "window": { "start": { "local": "2029-08-08T19:36:15+08:00", "utc": "2029-08-08T11:36:15Z", "ms": 1880883375492.5352 }, "end": { "local": "2029-08-08T21:02:05+08:00", "utc": "2029-08-08T13:02:05Z", "ms": 1880888525056.2964 } }, "covered_min": 0, "window_min": 86, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:19 on Tue 7 Aug to 12:50 on Wed 8 Aug.", "fact": "2029-08-07T05:18:40Z → 2029-08-08T04:50:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:37–21:03 on the 7th, 19:36–21:02 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 86 of 86 minutes on the 7th and 0 of 86 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 22703 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Tuesday 7 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": "2029-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-07", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Tuesday 7 August. Trayodaśī runs from 13:19 on Tue 7 Aug to 12:50 on Wed 8 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-08-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-08-08", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37123, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-08-08T12:50:17+08:00", "utc": "2029-08-08T04:50:17Z", "ms": 1880859016582.4128 }, "end": { "local": "2029-08-09T11:40:50+08:00", "utc": "2029-08-09T03:40:50Z", "ms": 1880941249655.4521 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-08T12:50:17+08:00", "utc": "2029-08-08T04:50:17Z", "ms": 1880859016582.4128 }, "end": { "local": "2029-08-09T11:40:50+08:00", "utc": "2029-08-09T03:40:50Z", "ms": 1880941249655.4521 } }, "kaala": "nishita", "days": [ { "local_date": "2029-08-07", "window": { "start": { "local": "2029-08-08T00:34:14+08:00", "utc": "2029-08-07T16:34:14Z", "ms": 1880814854163.8604 }, "end": { "local": "2029-08-08T01:22:14+08:00", "utc": "2029-08-07T17:22:14Z", "ms": 1880817734163.8604 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-08-08", "window": { "start": { "local": "2029-08-09T00:34:06+08:00", "utc": "2029-08-08T16:34:06Z", "ms": 1880901246356.6396 }, "end": { "local": "2029-08-09T01:22:06+08:00", "utc": "2029-08-08T17:22:06Z", "ms": 1880904126356.6396 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:50 on Wed 8 Aug to 11:41 on Thu 9 Aug.", "fact": "2029-08-08T04:50:17Z → 2029-08-09T03:40:50Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:34–01:22 on the 7th, 00:34–01:22 on the 8th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37123 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Wednesday 8 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": "2029-08-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-08", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Wednesday 8 August. Caturdaśī runs from 12:50 on Wed 8 Aug to 11:41 on Thu 9 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-08-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26648, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-08-12T05:09:06+08:00", "utc": "2029-08-11T21:09:06Z", "ms": 1881176945945.3035 }, "end": { "local": "2029-08-13T02:24:10+08:00", "utc": "2029-08-12T18:24:10Z", "ms": 1881253449569.9119 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-12T05:09:06+08:00", "utc": "2029-08-11T21:09:06Z", "ms": 1881176945945.3035 }, "end": { "local": "2029-08-13T02:24:10+08:00", "utc": "2029-08-12T18:24:10Z", "ms": 1881253449569.9119 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-12", "window": { "start": { "local": "2029-08-12T12:33:14+08:00", "utc": "2029-08-12T04:33:14Z", "ms": 1881203593744.7603 }, "end": { "local": "2029-08-12T13:21:14+08:00", "utc": "2029-08-12T05:21:14Z", "ms": 1881206473744.7603 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-08-13", "window": { "start": { "local": "2029-08-13T12:33:03+08:00", "utc": "2029-08-13T04:33:03Z", "ms": 1881289983158.2944 }, "end": { "local": "2029-08-13T13:21:03+08:00", "utc": "2029-08-13T05:21:03Z", "ms": 1881292863158.2944 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 05:09 on Sun 12 Aug to 02:24 on Mon 13 Aug.", "fact": "2029-08-11T21:09:06Z → 2029-08-12T18:24:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 12th, 12:33–13:21 on the 13th.", "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 12th and 0 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26648 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Zunyi, 2029: Sunday 12 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": "2029-08-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-12", "confidence": "determinate" } ], "quote": "In Zunyi, Madhusravā Tṛtīyā (Hariyali Teej) 2029 falls on Sunday 12 August. Tṛtīyā runs from 05:09 on Sun 12 Aug to 02:24 on Mon 13 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-08-13", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36534, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-08-13T02:24:10+08:00", "utc": "2029-08-12T18:24:10Z", "ms": 1881253449569.9119 }, "end": { "local": "2029-08-13T23:35:49+08:00", "utc": "2029-08-13T15:35:49Z", "ms": 1881329749103.875 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-13T02:24:10+08:00", "utc": "2029-08-12T18:24:10Z", "ms": 1881253449569.9119 }, "end": { "local": "2029-08-13T23:35:49+08:00", "utc": "2029-08-13T15:35:49Z", "ms": 1881329749103.875 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-13", "window": { "start": { "local": "2029-08-13T12:33:03+08:00", "utc": "2029-08-13T04:33:03Z", "ms": 1881289983158.2944 }, "end": { "local": "2029-08-13T13:21:03+08:00", "utc": "2029-08-13T05:21:03Z", "ms": 1881292863158.2944 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-08-14", "window": { "start": { "local": "2029-08-14T12:32:52+08:00", "utc": "2029-08-14T04:32:52Z", "ms": 1881376372014.7864 }, "end": { "local": "2029-08-14T13:20:52+08:00", "utc": "2029-08-14T05:20:52Z", "ms": 1881379252014.7864 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:24 on Mon 13 Aug to 23:36 on Mon 13 Aug.", "fact": "2029-08-12T18:24:10Z → 2029-08-13T15:35:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 13th, 12:33–13:21 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 36534 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Monday 13 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": "2029-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-13", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Monday 13 August. Caturthī runs from 02:24 on Mon 13 Aug to 23:36 on Mon 13 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27035, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-08-13T23:35:49+08:00", "utc": "2029-08-13T15:35:49Z", "ms": 1881329749103.875 }, "end": { "local": "2029-08-14T20:51:27+08:00", "utc": "2029-08-14T12:51:27Z", "ms": 1881406287110.0237 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-13T23:35:49+08:00", "utc": "2029-08-13T15:35:49Z", "ms": 1881329749103.875 }, "end": { "local": "2029-08-14T20:51:27+08:00", "utc": "2029-08-14T12:51:27Z", "ms": 1881406287110.0237 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-13", "window": { "start": { "local": "2029-08-13T12:33:03+08:00", "utc": "2029-08-13T04:33:03Z", "ms": 1881289983158.2944 }, "end": { "local": "2029-08-13T13:21:03+08:00", "utc": "2029-08-13T05:21:03Z", "ms": 1881292863158.2944 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-08-14", "window": { "start": { "local": "2029-08-14T12:32:52+08:00", "utc": "2029-08-14T04:32:52Z", "ms": 1881376372014.7864 }, "end": { "local": "2029-08-14T13:20:52+08:00", "utc": "2029-08-14T05:20:52Z", "ms": 1881379252014.7864 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 23:36 on Mon 13 Aug to 20:51 on Tue 14 Aug.", "fact": "2029-08-13T15:35:49Z → 2029-08-14T12:51:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:33–13:21 on the 13th, 12:33–13:21 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 48 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27035 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Zunyi, 2029: Tuesday 14 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": "2029-08-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-14", "confidence": "determinate" } ], "quote": "In Zunyi, Nāga Pañcamī 2029 falls on Tuesday 14 August. Pañcamī runs from 23:36 on Mon 13 Aug to 20:51 on Tue 14 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-08-20", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12862, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-08-19T10:57:46+08:00", "utc": "2029-08-19T02:57:46Z", "ms": 1881802665770.1194 }, "end": { "local": "2029-08-20T09:59:58+08:00", "utc": "2029-08-20T01:59:58Z", "ms": 1881885598412.912 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-19T10:57:46+08:00", "utc": "2029-08-19T02:57:46Z", "ms": 1881802665770.1194 }, "end": { "local": "2029-08-20T09:59:58+08:00", "utc": "2029-08-20T01:59:58Z", "ms": 1881885598412.912 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-08-19", "window": { "start": { "local": "2029-08-19T06:25:07+08:00", "utc": "2029-08-18T22:25:07Z", "ms": 1881786306680.1953 }, "end": { "local": "2029-08-19T06:25:07+08:00", "utc": "2029-08-18T22:25:07Z", "ms": 1881786306680.1953 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-08-20", "window": { "start": { "local": "2029-08-20T06:25:37+08:00", "utc": "2029-08-19T22:25:37Z", "ms": 1881872736589.9844 }, "end": { "local": "2029-08-20T06:25:37+08:00", "utc": "2029-08-19T22:25:37Z", "ms": 1881872736589.9844 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:58 on Sun 19 Aug to 10:00 on Mon 20 Aug.", "fact": "2029-08-19T02:57:46Z → 2029-08-20T01:59:58Z" }, { "step": "kaala", "text": "Sunrise is at 06:25 on the 19th and 06:26 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 19th and is on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12862 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Zunyi, 2029: Monday 20 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": "2029-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-20", "confidence": "determinate" } ], "quote": "In Zunyi, Putradā Ekādaśī 2029 falls on Monday 20 August. Ekādaśī runs from 10:58 on Sun 19 Aug to 10:00 on Mon 20 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-08-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9095, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-08-20T09:59:58+08:00", "utc": "2029-08-20T01:59:58Z", "ms": 1881885598412.912 }, "end": { "local": "2029-08-21T09:23:44+08:00", "utc": "2029-08-21T01:23:44Z", "ms": 1881969824399.6814 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-20T09:59:58+08:00", "utc": "2029-08-20T01:59:58Z", "ms": 1881885598412.912 }, "end": { "local": "2029-08-21T09:23:44+08:00", "utc": "2029-08-21T01:23:44Z", "ms": 1881969824399.6814 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-20", "window": { "start": { "local": "2029-08-20T12:31:34+08:00", "utc": "2029-08-20T04:31:34Z", "ms": 1881894693908.2444 }, "end": { "local": "2029-08-20T13:19:34+08:00", "utc": "2029-08-20T05:19:34Z", "ms": 1881897573908.2444 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-08-21", "window": { "start": { "local": "2029-08-21T12:31:19+08:00", "utc": "2029-08-21T04:31:19Z", "ms": 1881981079123.06 }, "end": { "local": "2029-08-21T13:19:19+08:00", "utc": "2029-08-21T05:19:19Z", "ms": 1881983959123.06 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 10:00 on Mon 20 Aug to 09:24 on Tue 21 Aug.", "fact": "2029-08-20T01:59:58Z → 2029-08-21T01:23:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 20th, 12:31–13:19 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 9095 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Zunyi, 2029: Monday 20 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": "2029-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-20", "confidence": "determinate" } ], "quote": "In Zunyi, Dāmodara Dvādaśī 2029 falls on Monday 20 August. Dvādaśī runs from 10:00 on Mon 20 Aug to 09:24 on Tue 21 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-08-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36048, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-08-21T09:23:44+08:00", "utc": "2029-08-21T01:23:44Z", "ms": 1881969824399.6814 }, "end": { "local": "2029-08-22T09:09:30+08:00", "utc": "2029-08-22T01:09:30Z", "ms": 1882055369813.8389 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-21T09:23:44+08:00", "utc": "2029-08-21T01:23:44Z", "ms": 1881969824399.6814 }, "end": { "local": "2029-08-22T09:09:30+08:00", "utc": "2029-08-22T01:09:30Z", "ms": 1882055369813.8389 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-08-21", "window": { "start": { "local": "2029-08-21T19:24:32+08:00", "utc": "2029-08-21T11:24:32Z", "ms": 1882005871939.2776 }, "end": { "local": "2029-08-21T20:52:48+08:00", "utc": "2029-08-21T12:52:48Z", "ms": 1882011168458.756 } }, "covered_min": 88, "window_min": 88, "qualifies": true }, { "local_date": "2029-08-22", "window": { "start": { "local": "2029-08-22T19:23:32+08:00", "utc": "2029-08-22T11:23:32Z", "ms": 1882092211906.678 }, "end": { "local": "2029-08-22T20:52:00+08:00", "utc": "2029-08-22T12:52:00Z", "ms": 1882097520343.3108 } }, "covered_min": 0, "window_min": 88, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:24 on Tue 21 Aug to 09:09 on Wed 22 Aug.", "fact": "2029-08-21T01:23:44Z → 2029-08-22T01:09:30Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:25–20:53 on the 21st, 19:24–20:52 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 88 of 88 minutes on the 21st and 0 of 88 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36048 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Tuesday 21 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": "2029-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-21", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Tuesday 21 August. Trayodaśī runs from 09:24 on Tue 21 Aug to 09:09 on Wed 22 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-08-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-23", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 12220, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-08-23T09:18:12+08:00", "utc": "2029-08-23T01:18:12Z", "ms": 1882142292100.39 }, "end": { "local": "2029-08-24T09:51:14+08:00", "utc": "2029-08-24T01:51:14Z", "ms": 1882230674187.9595 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "2029-08-23T21:31:35+08:00", "utc": "2029-08-23T13:31:35Z", "ms": 1882186295072.418 }, "end": { "local": "2029-08-24T09:51:14+08:00", "utc": "2029-08-24T01:51:14Z", "ms": 1882230674187.9595 } }, "kaala": "day", "days": [ { "local_date": "2029-08-23", "window": { "start": { "local": "2029-08-23T06:27:05+08:00", "utc": "2029-08-22T22:27:05Z", "ms": 1882132025181.4243 }, "end": { "local": "2029-08-24T06:27:34+08:00", "utc": "2029-08-23T22:27:34Z", "ms": 1882218454351.893 } }, "covered_min": 536, "window_min": 1440, "qualifies": true }, { "local_date": "2029-08-24", "window": { "start": { "local": "2029-08-24T06:27:34+08:00", "utc": "2029-08-23T22:27:34Z", "ms": 1882218454351.893 }, "end": { "local": "2029-08-25T06:28:03+08:00", "utc": "2029-08-24T22:28:03Z", "ms": 1882304883354.373 } }, "covered_min": 204, "window_min": 1440, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:18 on Thu 23 Aug to 09:51 on Fri 24 Aug. Its second half begins at 21:32 on Thu 23 Aug.", "fact": "2029-08-23T01:18:12Z → 2029-08-24T01:51:14Z · second half from 2029-08-23T13:31:35Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:27 on the 23rd, and from 06:28 on the 24th.", "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 536 of 1440 minutes on the 23rd and 204 of 1440 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both days qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 12220 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Zunyi, 2029: Thursday 23 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-08-23", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-23", "confidence": "boundary" } ], "quote": "In Zunyi, Rakṣā Bandhana (Rakhi) 2029 falls on Thursday 23 August. The second half of Pūrṇimā runs from 21:32 on Thu 23 Aug to 09:51 on Fri 24 Aug and falls on two days: 536 minutes of it on the 23rd, 204 on the 24th; the rule does not say which to take, and the day that holds more of it is ruled: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9558, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-08-23T09:18:12+08:00", "utc": "2029-08-23T01:18:12Z", "ms": 1882142292100.39 }, "end": { "local": "2029-08-24T09:51:14+08:00", "utc": "2029-08-24T01:51:14Z", "ms": 1882230674187.9595 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2029-08-23T09:18:12+08:00", "utc": "2029-08-23T01:18:12Z", "ms": 1882142292100.39 }, "end": { "local": "2029-08-24T09:51:14+08:00", "utc": "2029-08-24T01:51:14Z", "ms": 1882230674187.9595 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-23", "window": { "start": { "local": "2029-08-23T12:30:48+08:00", "utc": "2029-08-23T04:30:48Z", "ms": 1882153848168.5645 }, "end": { "local": "2029-08-23T13:18:48+08:00", "utc": "2029-08-23T05:18:48Z", "ms": 1882156728168.5645 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-08-24", "window": { "start": { "local": "2029-08-24T12:30:32+08:00", "utc": "2029-08-24T04:30:32Z", "ms": 1882240232032.7163 }, "end": { "local": "2029-08-24T13:18:32+08:00", "utc": "2029-08-24T05:18:32Z", "ms": 1882243112032.7163 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:18 on Thu 23 Aug to 09:51 on Fri 24 Aug.", "fact": "2029-08-23T01:18:12Z → 2029-08-24T01:51:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 23rd, 12:31–13:19 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9558 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Zunyi, 2029: Thursday 23 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": "2029-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-23", "confidence": "determinate" } ], "quote": "In Zunyi, Ṛṣi Tarpaṇa 2029 falls on Thursday 23 August. Pūrṇimā runs from 09:18 on Thu 23 Aug to 09:51 on Fri 24 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29095, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2029-08-25T10:49:58+08:00", "utc": "2029-08-25T02:49:58Z", "ms": 1882320598189.541 }, "end": { "local": "2029-08-26T12:15:00+08:00", "utc": "2029-08-26T04:15:00Z", "ms": 1882412100414.1572 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-25T10:49:58+08:00", "utc": "2029-08-25T02:49:58Z", "ms": 1882320598189.541 }, "end": { "local": "2029-08-26T12:15:00+08:00", "utc": "2029-08-26T04:15:00Z", "ms": 1882412100414.1572 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-08-25", "window": { "start": { "local": "2029-08-25T19:49:06+08:00", "utc": "2029-08-25T11:49:06Z", "ms": 1882352945667.508 }, "end": { "local": "2029-08-25T19:49:06+08:00", "utc": "2029-08-25T11:49:06Z", "ms": 1882352945667.508 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-08-26", "window": { "start": { "local": "2029-08-26T20:19:56+08:00", "utc": "2029-08-26T12:19:56Z", "ms": 1882441195695.2766 }, "end": { "local": "2029-08-26T20:19:56+08:00", "utc": "2029-08-26T12:19:56Z", "ms": 1882441195695.2766 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 10:50 on Sat 25 Aug to 12:15 on Sun 26 Aug.", "fact": "2029-08-25T02:49:58Z → 2029-08-26T04:15:00Z" }, { "step": "kaala", "text": "Moonrise is at 19:49 on the 25th and 20:20 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29095 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Zunyi, 2029: Saturday 25 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": "2029-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-25", "confidence": "determinate" } ], "quote": "In Zunyi, Aśūnya Śayana Vrata 2029 falls on Saturday 25 August. Dvitīyā runs from 10:50 on Sat 25 Aug to 12:15 on Sun 26 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 898, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-08-26T12:15:00+08:00", "utc": "2029-08-26T04:15:00Z", "ms": 1882412100414.1572 }, "end": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-26T12:15:00+08:00", "utc": "2029-08-26T04:15:00Z", "ms": 1882412100414.1572 }, "end": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-26", "window": { "start": { "local": "2029-08-26T12:29:59+08:00", "utc": "2029-08-26T04:29:59Z", "ms": 1882412998530.8887 }, "end": { "local": "2029-08-26T13:17:59+08:00", "utc": "2029-08-26T05:17:59Z", "ms": 1882415878530.8887 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-08-27", "window": { "start": { "local": "2029-08-27T12:29:41+08:00", "utc": "2029-08-27T04:29:41Z", "ms": 1882499381200.4443 }, "end": { "local": "2029-08-27T13:17:41+08:00", "utc": "2029-08-27T05:17:41Z", "ms": 1882502261200.4443 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 12:15 on Sun 26 Aug to 14:05 on Mon 27 Aug.", "fact": "2029-08-26T04:15:00Z → 2029-08-27T06:05:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 26th, 12:30–13:18 on the 27th.", "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 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 898 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Zunyi, 2029: Monday 27 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": "2029-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-27", "confidence": "determinate" } ], "quote": "In Zunyi, Kajjalī Tṛtīyā (Kajari Teej) 2029 falls on Monday 27 August. Tṛtīyā runs from 12:15 on Sun 26 Aug to 14:05 on Mon 27 Aug and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1615, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 }, "end": { "local": "2029-08-28T16:16:49+08:00", "utc": "2029-08-28T08:16:49Z", "ms": 1882599408700.553 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 }, "end": { "local": "2029-08-28T16:16:49+08:00", "utc": "2029-08-28T08:16:49Z", "ms": 1882599408700.553 } }, "kaala": "sayahna", "days": [ { "local_date": "2029-08-27", "window": { "start": { "local": "2029-08-27T16:44:29+08:00", "utc": "2029-08-27T08:44:29Z", "ms": 1882514669387.9468 }, "end": { "local": "2029-08-27T19:18:22+08:00", "utc": "2029-08-27T11:18:22Z", "ms": 1882523901512.9482 } }, "covered_min": 154, "window_min": 154, "qualifies": true }, { "local_date": "2029-08-28", "window": { "start": { "local": "2029-08-28T16:43:44+08:00", "utc": "2029-08-28T08:43:44Z", "ms": 1882601023950.4177 }, "end": { "local": "2029-08-28T19:17:18+08:00", "utc": "2029-08-28T11:17:18Z", "ms": 1882610237579.0571 } }, "covered_min": 0, "window_min": 154, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:05 on Mon 27 Aug to 16:17 on Tue 28 Aug.", "fact": "2029-08-27T06:05:14Z → 2029-08-28T08:16:49Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:44–19:18 on the 27th, 16:44–19:17 on the 28th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 154 of 154 minutes on the 27th and 0 of 154 on the 28th.", "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 1615 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Zunyi, 2029: Monday 27 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": "2029-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-27", "confidence": "determinate" } ], "quote": "In Zunyi, Bahulā Caturthī 2029 falls on Monday 27 August. Caturthī runs from 14:05 on Mon 27 Aug to 16:17 on Tue 28 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-08-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18439, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 }, "end": { "local": "2029-08-28T16:16:49+08:00", "utc": "2029-08-28T08:16:49Z", "ms": 1882599408700.553 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-27T14:05:14+08:00", "utc": "2029-08-27T06:05:14Z", "ms": 1882505113692.4768 }, "end": { "local": "2029-08-28T16:16:49+08:00", "utc": "2029-08-28T08:16:49Z", "ms": 1882599408700.553 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-08-27", "window": { "start": { "local": "2029-08-27T20:51:16+08:00", "utc": "2029-08-27T12:51:16Z", "ms": 1882529476210.7861 }, "end": { "local": "2029-08-27T20:51:16+08:00", "utc": "2029-08-27T12:51:16Z", "ms": 1882529476210.7861 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-08-28", "window": { "start": { "local": "2029-08-28T21:24:08+08:00", "utc": "2029-08-28T13:24:08Z", "ms": 1882617847687.6543 }, "end": { "local": "2029-08-28T21:24:08+08:00", "utc": "2029-08-28T13:24:08Z", "ms": 1882617847687.6543 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:05 on Mon 27 Aug to 16:17 on Tue 28 Aug.", "fact": "2029-08-27T06:05:14Z → 2029-08-28T08:16:49Z" }, { "step": "kaala", "text": "Moonrise is at 20:51 on the 27th and 21:24 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 18439 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Monday 27 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": "2029-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-27", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Monday 27 August. Caturthī runs from 14:05 on Mon 27 Aug to 16:17 on Tue 28 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-08-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19527, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-08-29T18:42:33+08:00", "utc": "2029-08-29T10:42:33Z", "ms": 1882694552539.0703 }, "end": { "local": "2029-08-30T21:11:47+08:00", "utc": "2029-08-30T13:11:47Z", "ms": 1882789906538.0269 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-29T18:42:33+08:00", "utc": "2029-08-29T10:42:33Z", "ms": 1882694552539.0703 }, "end": { "local": "2029-08-30T21:11:47+08:00", "utc": "2029-08-30T13:11:47Z", "ms": 1882789906538.0269 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-29", "window": { "start": { "local": "2029-08-29T12:29:05+08:00", "utc": "2029-08-29T04:29:05Z", "ms": 1882672145469.7822 }, "end": { "local": "2029-08-29T13:17:05+08:00", "utc": "2029-08-29T05:17:05Z", "ms": 1882675025469.7822 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-08-30", "window": { "start": { "local": "2029-08-30T12:28:47+08:00", "utc": "2029-08-30T04:28:47Z", "ms": 1882758527105.2148 }, "end": { "local": "2029-08-30T13:16:47+08:00", "utc": "2029-08-30T05:16:47Z", "ms": 1882761407105.2148 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:43 on Wed 29 Aug to 21:12 on Thu 30 Aug.", "fact": "2029-08-29T10:42:33Z → 2029-08-30T13:11:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 29th, 12:29–13:17 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19527 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Zunyi, 2029: Thursday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "hala-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Hala sasthi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-30", "confidence": "determinate" } ], "quote": "In Zunyi, Hala Ṣaṣṭhī 2029 falls on Thursday 30 August. Ṣaṣṭhī runs from 18:43 on Wed 29 Aug to 21:12 on Thu 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28499, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-08-30T21:11:47+08:00", "utc": "2029-08-30T13:11:47Z", "ms": 1882789906538.0269 }, "end": { "local": "2029-08-31T23:31:20+08:00", "utc": "2029-08-31T15:31:20Z", "ms": 1882884679632.1338 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-30T21:11:47+08:00", "utc": "2029-08-30T13:11:47Z", "ms": 1882789906538.0269 }, "end": { "local": "2029-08-31T23:31:20+08:00", "utc": "2029-08-31T15:31:20Z", "ms": 1882884679632.1338 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-08-30", "window": { "start": { "local": "2029-08-30T12:28:47+08:00", "utc": "2029-08-30T04:28:47Z", "ms": 1882758527105.2148 }, "end": { "local": "2029-08-30T13:16:47+08:00", "utc": "2029-08-30T05:16:47Z", "ms": 1882761407105.2148 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-08-31", "window": { "start": { "local": "2029-08-31T12:28:28+08:00", "utc": "2029-08-31T04:28:28Z", "ms": 1882844908431.4868 }, "end": { "local": "2029-08-31T13:16:28+08:00", "utc": "2029-08-31T05:16:28Z", "ms": 1882847788431.4868 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 21:12 on Thu 30 Aug to 23:31 on Fri 31 Aug.", "fact": "2029-08-30T13:11:47Z → 2029-08-31T15:31:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 30th, 12:28–13:16 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 28499 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Zunyi, 2029: Friday 31 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitala-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 7 Sitala saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-08-31", "confidence": "determinate" } ], "quote": "In Zunyi, Śītalā Saptamī 2029 falls on Friday 31 August. Saptamī runs from 21:12 on Thu 30 Aug to 23:31 on Fri 31 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 652, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-08-31T23:31:20+08:00", "utc": "2029-08-31T15:31:20Z", "ms": 1882884679632.1338 }, "end": { "local": "2029-09-02T01:27:15+08:00", "utc": "2029-09-01T17:27:15Z", "ms": 1882978035004.8892 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-08-31T23:31:20+08:00", "utc": "2029-08-31T15:31:20Z", "ms": 1882884679632.1338 }, "end": { "local": "2029-09-02T01:27:15+08:00", "utc": "2029-09-01T17:27:15Z", "ms": 1882978035004.8892 } }, "kaala": "nishita", "days": [ { "local_date": "2029-08-31", "window": { "start": { "local": "2029-09-01T00:28:42+08:00", "utc": "2029-08-31T16:28:42Z", "ms": 1882888122462.0054 }, "end": { "local": "2029-09-01T01:16:42+08:00", "utc": "2029-08-31T17:16:42Z", "ms": 1882891002462.0054 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-01", "window": { "start": { "local": "2029-09-02T00:28:23+08:00", "utc": "2029-09-01T16:28:23Z", "ms": 1882974503446.4995 }, "end": { "local": "2029-09-02T01:16:23+08:00", "utc": "2029-09-01T17:16:23Z", "ms": 1882977383446.4995 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 23:31 on Fri 31 Aug to 01:27 on Sun 2 Sep.", "fact": "2029-08-31T15:31:20Z → 2029-09-01T17:27:15Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:29–01:17 on the 31st, 00:28–01:16 on the 1st.", "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 31st and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both nights qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 652 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Zunyi, 2029: Saturday 1 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": "2029-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-01", "confidence": "determinate" } ], "quote": "In Zunyi, Janmāṣṭamī 2029 falls on Saturday 1 September. Aṣṭamī runs from 23:31 on Fri 31 Aug to 01:27 on Sun 2 Sep and covers all of niśītha that night. It also reaches the previous night for 48 minutes; by the rule the second night is taken.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-09-04", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11469, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-09-04T03:21:37+08:00", "utc": "2029-09-03T19:21:37Z", "ms": 1883157697425.8967 }, "end": { "local": "2029-09-05T03:06:25+08:00", "utc": "2029-09-04T19:06:25Z", "ms": 1883243184820.3215 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-04T03:21:37+08:00", "utc": "2029-09-03T19:21:37Z", "ms": 1883157697425.8967 }, "end": { "local": "2029-09-05T03:06:25+08:00", "utc": "2029-09-04T19:06:25Z", "ms": 1883243184820.3215 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-09-04", "window": { "start": { "local": "2029-09-04T06:32:46+08:00", "utc": "2029-09-03T22:32:46Z", "ms": 1883169165980.5767 }, "end": { "local": "2029-09-04T06:32:46+08:00", "utc": "2029-09-03T22:32:46Z", "ms": 1883169165980.5767 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-09-05", "window": { "start": { "local": "2029-09-05T06:33:14+08:00", "utc": "2029-09-04T22:33:14Z", "ms": 1883255593687.9983 }, "end": { "local": "2029-09-05T06:33:14+08:00", "utc": "2029-09-04T22:33:14Z", "ms": 1883255593687.9983 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:22 on Tue 4 Sep to 03:06 on Wed 5 Sep.", "fact": "2029-09-03T19:21:37Z → 2029-09-04T19:06:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:33 on the 4th and 06:33 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 11469 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Zunyi, 2029: Tuesday 4 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": "2029-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-04", "confidence": "determinate" } ], "quote": "In Zunyi, Ajā Ekādaśī 2029 falls on Tuesday 4 September. Ekādaśī runs from 03:22 on Tue 4 Sep to 03:06 on Wed 5 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-09-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-09-06", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12730, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-09-06T02:01:31+08:00", "utc": "2029-09-05T18:01:31Z", "ms": 1883325691162.8477 }, "end": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-06T02:01:31+08:00", "utc": "2029-09-05T18:01:31Z", "ms": 1883325691162.8477 }, "end": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-09-05", "window": { "start": { "local": "2029-09-05T19:08:28+08:00", "utc": "2029-09-05T11:08:28Z", "ms": 1883300908383.3254 }, "end": { "local": "2029-09-05T20:39:50+08:00", "utc": "2029-09-05T12:39:50Z", "ms": 1883306390108.9895 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "2029-09-06", "window": { "start": { "local": "2029-09-06T19:07:20+08:00", "utc": "2029-09-06T11:07:20Z", "ms": 1883387240412.003 }, "end": { "local": "2029-09-06T20:38:55+08:00", "utc": "2029-09-06T12:38:55Z", "ms": 1883392734877.1333 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:02 on Thu 6 Sep to 00:11 on Fri 7 Sep.", "fact": "2029-09-05T18:01:31Z → 2029-09-06T16:11:05Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:08–20:40 on the 5th, 19:07–20:39 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 91 minutes on the 5th and 92 of 92 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 12730 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Thursday 6 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": "2029-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-06", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Thursday 6 September. Trayodaśī runs from 02:02 on Thu 6 Sep to 00:11 on Fri 7 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-09-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-09-06", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 939, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 }, "end": { "local": "2029-09-07T21:42:19+08:00", "utc": "2029-09-07T13:42:19Z", "ms": 1883482939048.8696 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 }, "end": { "local": "2029-09-07T21:42:19+08:00", "utc": "2029-09-07T13:42:19Z", "ms": 1883482939048.8696 } }, "kaala": "nishita", "days": [ { "local_date": "2029-09-06", "window": { "start": { "local": "2029-09-07T00:26:45+08:00", "utc": "2029-09-06T16:26:45Z", "ms": 1883406404656.2422 }, "end": { "local": "2029-09-07T01:14:45+08:00", "utc": "2029-09-06T17:14:45Z", "ms": 1883409284656.2422 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-07", "window": { "start": { "local": "2029-09-08T00:26:24+08:00", "utc": "2029-09-07T16:26:24Z", "ms": 1883492784268.6309 }, "end": { "local": "2029-09-08T01:14:24+08:00", "utc": "2029-09-07T17:14:24Z", "ms": 1883495664268.6309 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:11 on Fri 7 Sep to 21:42 on Fri 7 Sep.", "fact": "2029-09-06T16:11:05Z → 2029-09-07T13:42:19Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:27–01:15 on the 6th, 00:26–01:14 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 939 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Thursday 6 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": "2029-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-06", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Thursday 6 September. Caturdaśī runs from 00:11 on Fri 7 Sep to 21:42 on Fri 7 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-09-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3860, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 }, "end": { "local": "2029-09-07T21:42:19+08:00", "utc": "2029-09-07T13:42:19Z", "ms": 1883482939048.8696 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-07T00:11:05+08:00", "utc": "2029-09-06T16:11:05Z", "ms": 1883405465360.0125 }, "end": { "local": "2029-09-07T21:42:19+08:00", "utc": "2029-09-07T13:42:19Z", "ms": 1883482939048.8696 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-09-06", "window": { "start": { "local": "2029-09-06T19:07:20+08:00", "utc": "2029-09-06T11:07:20Z", "ms": 1883387240412.003 }, "end": { "local": "2029-09-06T20:38:55+08:00", "utc": "2029-09-06T12:38:55Z", "ms": 1883392734877.1333 } }, "covered_min": 0, "window_min": 92, "qualifies": false }, { "local_date": "2029-09-07", "window": { "start": { "local": "2029-09-07T19:06:12+08:00", "utc": "2029-09-07T11:06:12Z", "ms": 1883473572119.239 }, "end": { "local": "2029-09-07T20:37:59+08:00", "utc": "2029-09-07T12:37:59Z", "ms": 1883479079359.077 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:11 on Fri 7 Sep to 21:42 on Fri 7 Sep.", "fact": "2029-09-06T16:11:05Z → 2029-09-07T13:42:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:07–20:39 on the 6th, 19:06–20:38 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 92 minutes on the 6th and 92 of 92 on the 7th.", "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 3860 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Zunyi, 2029: Friday 7 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": "2029-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-07", "confidence": "determinate" } ], "quote": "In Zunyi, Aghora Caturdaśī 2029 falls on Friday 7 September. Caturdaśī runs from 00:11 on Fri 7 Sep to 21:42 on Fri 7 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8045, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-09-08T18:44:24+08:00", "utc": "2029-09-08T10:44:24Z", "ms": 1883558663541.5122 }, "end": { "local": "2029-09-09T15:27:34+08:00", "utc": "2029-09-09T07:27:34Z", "ms": 1883633254493.2542 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-08T18:44:24+08:00", "utc": "2029-09-08T10:44:24Z", "ms": 1883558663541.5122 }, "end": { "local": "2029-09-09T15:27:34+08:00", "utc": "2029-09-09T07:27:34Z", "ms": 1883633254493.2542 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-08", "window": { "start": { "local": "2029-09-08T12:25:50+08:00", "utc": "2029-09-08T04:25:50Z", "ms": 1883535949973.12 }, "end": { "local": "2029-09-08T13:13:50+08:00", "utc": "2029-09-08T05:13:50Z", "ms": 1883538829973.12 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-09-09", "window": { "start": { "local": "2029-09-09T12:25:29+08:00", "utc": "2029-09-09T04:25:29Z", "ms": 1883622329272.7585 }, "end": { "local": "2029-09-09T13:13:29+08:00", "utc": "2029-09-09T05:13:29Z", "ms": 1883625209272.7585 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 18:44 on Sat 8 Sep to 15:28 on Sun 9 Sep.", "fact": "2029-09-08T10:44:24Z → 2029-09-09T07:27:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 8th, 12:25–13:13 on the 9th.", "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 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8045 s" }, { "step": "ruling", "text": "Rudra Vrata, Zunyi, 2029: Sunday 9 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": "2029-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-09", "confidence": "determinate" } ], "quote": "In Zunyi, Rudra Vrata 2029 falls on Sunday 9 September. Pratipadā runs from 18:44 on Sat 8 Sep to 15:28 on Sun 9 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1361, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2029-09-10T12:02:27+08:00", "utc": "2029-09-10T04:02:27Z", "ms": 1883707347002.2998 }, "end": { "local": "2029-09-11T08:39:19+08:00", "utc": "2029-09-11T00:39:19Z", "ms": 1883781559153.0513 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-10T12:02:27+08:00", "utc": "2029-09-10T04:02:27Z", "ms": 1883707347002.2998 }, "end": { "local": "2029-09-11T08:39:19+08:00", "utc": "2029-09-11T00:39:19Z", "ms": 1883781559153.0513 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-10", "window": { "start": { "local": "2029-09-10T12:25:08+08:00", "utc": "2029-09-10T04:25:08Z", "ms": 1883708708422.76 }, "end": { "local": "2029-09-10T13:13:08+08:00", "utc": "2029-09-10T05:13:08Z", "ms": 1883711588422.76 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-11", "window": { "start": { "local": "2029-09-11T12:24:47+08:00", "utc": "2029-09-11T04:24:47Z", "ms": 1883795087437.6687 }, "end": { "local": "2029-09-11T13:12:47+08:00", "utc": "2029-09-11T05:12:47Z", "ms": 1883797967437.6687 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 12:02 on Mon 10 Sep to 08:39 on Tue 11 Sep.", "fact": "2029-09-10T04:02:27Z → 2029-09-11T00:39:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 10th, 12:25–13:13 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1361 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Zunyi, 2029: Monday 10 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": "2029-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-10", "confidence": "determinate" } ], "quote": "In Zunyi, Haritālikā Vrata (Hartalika Teej) 2029 falls on Monday 10 September. Tṛtīyā runs from 12:02 on Mon 10 Sep to 08:39 on Tue 11 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13528, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-09-11T08:39:19+08:00", "utc": "2029-09-11T00:39:19Z", "ms": 1883781559153.0513 }, "end": { "local": "2029-09-12T05:27:41+08:00", "utc": "2029-09-11T21:27:41Z", "ms": 1883856460566.6292 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-11T08:39:19+08:00", "utc": "2029-09-11T00:39:19Z", "ms": 1883781559153.0513 }, "end": { "local": "2029-09-12T05:27:41+08:00", "utc": "2029-09-11T21:27:41Z", "ms": 1883856460566.6292 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-11", "window": { "start": { "local": "2029-09-11T12:24:47+08:00", "utc": "2029-09-11T04:24:47Z", "ms": 1883795087437.6687 }, "end": { "local": "2029-09-11T13:12:47+08:00", "utc": "2029-09-11T05:12:47Z", "ms": 1883797967437.6687 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-12", "window": { "start": { "local": "2029-09-12T12:24:26+08:00", "utc": "2029-09-12T04:24:26Z", "ms": 1883881466331.7478 }, "end": { "local": "2029-09-12T13:12:26+08:00", "utc": "2029-09-12T05:12:26Z", "ms": 1883884346331.7478 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:39 on Tue 11 Sep to 05:28 on Wed 12 Sep.", "fact": "2029-09-11T00:39:19Z → 2029-09-11T21:27:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 11th, 12:24–13:12 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 13528 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Zunyi, 2029: Tuesday 11 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": "2029-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-11", "confidence": "determinate" } ], "quote": "In Zunyi, Gaṇeśa Caturthī 2029 falls on Tuesday 11 September. Caturthī runs from 08:39 on Tue 11 Sep to 05:28 on Wed 12 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25006, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-09-12T05:27:41+08:00", "utc": "2029-09-11T21:27:41Z", "ms": 1883856460566.6292 }, "end": { "local": "2029-09-13T02:35:43+08:00", "utc": "2029-09-12T18:35:43Z", "ms": 1883932543447.7588 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-12T05:27:41+08:00", "utc": "2029-09-11T21:27:41Z", "ms": 1883856460566.6292 }, "end": { "local": "2029-09-13T02:35:43+08:00", "utc": "2029-09-12T18:35:43Z", "ms": 1883932543447.7588 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-12", "window": { "start": { "local": "2029-09-12T12:24:26+08:00", "utc": "2029-09-12T04:24:26Z", "ms": 1883881466331.7478 }, "end": { "local": "2029-09-12T13:12:26+08:00", "utc": "2029-09-12T05:12:26Z", "ms": 1883884346331.7478 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-13", "window": { "start": { "local": "2029-09-13T12:24:05+08:00", "utc": "2029-09-13T04:24:05Z", "ms": 1883967845121.7925 }, "end": { "local": "2029-09-13T13:12:05+08:00", "utc": "2029-09-13T05:12:05Z", "ms": 1883970725121.7925 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 05:28 on Wed 12 Sep to 02:36 on Thu 13 Sep.", "fact": "2029-09-11T21:27:41Z → 2029-09-12T18:35:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 12th, 12:24–13:12 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 25006 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Zunyi, 2029: Wednesday 12 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": "2029-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-12", "confidence": "determinate" } ], "quote": "In Zunyi, Ṛṣi Pañcamī 2029 falls on Wednesday 12 September. Pañcamī runs from 05:28 on Wed 12 Sep to 02:36 on Thu 13 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35302, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-09-13T02:35:43+08:00", "utc": "2029-09-12T18:35:43Z", "ms": 1883932543447.7588 }, "end": { "local": "2029-09-14T00:09:56+08:00", "utc": "2029-09-13T16:09:56Z", "ms": 1884010196091.6262 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-13T02:35:43+08:00", "utc": "2029-09-12T18:35:43Z", "ms": 1883932543447.7588 }, "end": { "local": "2029-09-14T00:09:56+08:00", "utc": "2029-09-13T16:09:56Z", "ms": 1884010196091.6262 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-13", "window": { "start": { "local": "2029-09-13T12:24:05+08:00", "utc": "2029-09-13T04:24:05Z", "ms": 1883967845121.7925 }, "end": { "local": "2029-09-13T13:12:05+08:00", "utc": "2029-09-13T05:12:05Z", "ms": 1883970725121.7925 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-09-14", "window": { "start": { "local": "2029-09-14T12:23:44+08:00", "utc": "2029-09-14T04:23:44Z", "ms": 1884054223824.7883 }, "end": { "local": "2029-09-14T13:11:44+08:00", "utc": "2029-09-14T05:11:44Z", "ms": 1884057103824.7883 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 02:36 on Thu 13 Sep to 00:10 on Fri 14 Sep.", "fact": "2029-09-12T18:35:43Z → 2029-09-13T16:09:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 13th, 12:24–13:12 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35302 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Zunyi, 2029: Thursday 13 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": "2029-09-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-13", "confidence": "determinate" } ], "quote": "In Zunyi, Sūrya Ṣaṣṭhī (Bhādrapada) 2029 falls on Thursday 13 September. Ṣaṣṭhī runs from 02:36 on Thu 13 Sep to 00:10 on Fri 14 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32578, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-09-14T00:09:56+08:00", "utc": "2029-09-13T16:09:56Z", "ms": 1884010196091.6262 }, "end": { "local": "2029-09-14T22:14:42+08:00", "utc": "2029-09-14T14:14:42Z", "ms": 1884089681976.2856 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-14T00:09:56+08:00", "utc": "2029-09-13T16:09:56Z", "ms": 1884010196091.6262 }, "end": { "local": "2029-09-14T22:14:42+08:00", "utc": "2029-09-14T14:14:42Z", "ms": 1884089681976.2856 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-13", "window": { "start": { "local": "2029-09-13T12:24:05+08:00", "utc": "2029-09-13T04:24:05Z", "ms": 1883967845121.7925 }, "end": { "local": "2029-09-13T13:12:05+08:00", "utc": "2029-09-13T05:12:05Z", "ms": 1883970725121.7925 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-09-14", "window": { "start": { "local": "2029-09-14T12:23:44+08:00", "utc": "2029-09-14T04:23:44Z", "ms": 1884054223824.7883 }, "end": { "local": "2029-09-14T13:11:44+08:00", "utc": "2029-09-14T05:11:44Z", "ms": 1884057103824.7883 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 00:10 on Fri 14 Sep to 22:15 on Fri 14 Sep.", "fact": "2029-09-13T16:09:56Z → 2029-09-14T14:14:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 13th, 12:24–13:12 on the 14th.", "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 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 32578 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Zunyi, 2029: Friday 14 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": "2029-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-14", "confidence": "determinate" } ], "quote": "In Zunyi, Muktābharaṇa Vrata 2029 falls on Friday 14 September. Saptamī runs from 00:10 on Fri 14 Sep to 22:15 on Fri 14 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27648, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-09-14T22:14:42+08:00", "utc": "2029-09-14T14:14:42Z", "ms": 1884089681976.2856 }, "end": { "local": "2029-09-15T20:52:10+08:00", "utc": "2029-09-15T12:52:10Z", "ms": 1884171130115.6143 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-14T22:14:42+08:00", "utc": "2029-09-14T14:14:42Z", "ms": 1884089681976.2856 }, "end": { "local": "2029-09-15T20:52:10+08:00", "utc": "2029-09-15T12:52:10Z", "ms": 1884171130115.6143 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-14", "window": { "start": { "local": "2029-09-14T12:23:44+08:00", "utc": "2029-09-14T04:23:44Z", "ms": 1884054223824.7883 }, "end": { "local": "2029-09-14T13:11:44+08:00", "utc": "2029-09-14T05:11:44Z", "ms": 1884057103824.7883 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-09-15", "window": { "start": { "local": "2029-09-15T12:23:22+08:00", "utc": "2029-09-15T04:23:22Z", "ms": 1884140602459.1934 }, "end": { "local": "2029-09-15T13:11:22+08:00", "utc": "2029-09-15T05:11:22Z", "ms": 1884143482459.1934 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 22:15 on Fri 14 Sep to 20:52 on Sat 15 Sep.", "fact": "2029-09-14T14:14:42Z → 2029-09-15T12:52:10Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 14th, 12:23–13:11 on the 15th.", "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 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: unstated → only-day · margin 27648 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Zunyi, 2029: Saturday 15 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "radhashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Durvastami (purvaviddha — S 8 of saura Bhadra except Bengal), Mahalaksmi vratarambha, Radhastami (madhyahna vyapini)" } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-15", "confidence": "determinate" } ], "quote": "In Zunyi, Rādhāṣṭamī 2029 falls on Saturday 15 September. Aṣṭamī runs from 22:15 on Fri 14 Sep to 20:52 on Sat 15 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-09-18", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38767, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-09-17T19:43:41+08:00", "utc": "2029-09-17T11:43:41Z", "ms": 1884339821160.4397 }, "end": { "local": "2029-09-18T19:53:30+08:00", "utc": "2029-09-18T11:53:30Z", "ms": 1884426810009.069 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-17T19:43:41+08:00", "utc": "2029-09-17T11:43:41Z", "ms": 1884339821160.4397 }, "end": { "local": "2029-09-18T19:53:30+08:00", "utc": "2029-09-18T11:53:30Z", "ms": 1884426810009.069 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-09-18", "window": { "start": { "local": "2029-09-18T06:39:10+08:00", "utc": "2029-09-17T22:39:10Z", "ms": 1884379149963.9866 }, "end": { "local": "2029-09-18T06:39:10+08:00", "utc": "2029-09-17T22:39:10Z", "ms": 1884379149963.9866 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-09-19", "window": { "start": { "local": "2029-09-19T06:39:37+08:00", "utc": "2029-09-18T22:39:37Z", "ms": 1884465577381.262 }, "end": { "local": "2029-09-19T06:39:37+08:00", "utc": "2029-09-18T22:39:37Z", "ms": 1884465577381.262 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:44 on Mon 17 Sep to 19:54 on Tue 18 Sep.", "fact": "2029-09-17T11:43:41Z → 2029-09-18T11:53:30Z" }, { "step": "kaala", "text": "Sunrise is at 06:39 on the 18th and 06:40 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 18th and is not 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 38767 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Zunyi, 2029: Tuesday 18 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": "2029-09-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-18", "confidence": "determinate" } ], "quote": "In Zunyi, Parivartanī Ekādaśī 2029 falls on Tuesday 18 September. Ekādaśī runs from 19:44 on Mon 17 Sep to 19:54 on Tue 18 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-09-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24192, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-09-18T19:53:30+08:00", "utc": "2029-09-18T11:53:30Z", "ms": 1884426810009.069 }, "end": { "local": "2029-09-19T20:29:01+08:00", "utc": "2029-09-19T12:29:01Z", "ms": 1884515341482.32 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-18T19:53:30+08:00", "utc": "2029-09-18T11:53:30Z", "ms": 1884426810009.069 }, "end": { "local": "2029-09-19T20:29:01+08:00", "utc": "2029-09-19T12:29:01Z", "ms": 1884515341482.32 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-09-18", "window": { "start": { "local": "2029-09-18T12:22:18+08:00", "utc": "2029-09-18T04:22:18Z", "ms": 1884399738151.936 }, "end": { "local": "2029-09-18T13:10:18+08:00", "utc": "2029-09-18T05:10:18Z", "ms": 1884402618151.936 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-09-19", "window": { "start": { "local": "2029-09-19T12:21:57+08:00", "utc": "2029-09-19T04:21:57Z", "ms": 1884486116717.5474 }, "end": { "local": "2029-09-19T13:09:57+08:00", "utc": "2029-09-19T05:09:57Z", "ms": 1884488996717.5474 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:54 on Tue 18 Sep to 20:29 on Wed 19 Sep.", "fact": "2029-09-18T11:53:30Z → 2029-09-19T12:29:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 18th, 12:22–13:10 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24192 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Zunyi, 2029: Wednesday 19 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": "2029-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-19", "confidence": "determinate" } ], "quote": "In Zunyi, Vāmana Jayantī 2029 falls on Wednesday 19 September. Dvādaśī runs from 19:54 on Tue 18 Sep to 20:29 on Wed 19 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-09-20", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-20", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 143, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-09-19T20:29:01+08:00", "utc": "2029-09-19T12:29:01Z", "ms": 1884515341482.32 }, "end": { "local": "2029-09-20T21:27:53+08:00", "utc": "2029-09-20T13:27:53Z", "ms": 1884605273122.1638 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-19T20:29:01+08:00", "utc": "2029-09-19T12:29:01Z", "ms": 1884515341482.32 }, "end": { "local": "2029-09-20T21:27:53+08:00", "utc": "2029-09-20T13:27:53Z", "ms": 1884605273122.1638 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-09-19", "window": { "start": { "local": "2029-09-19T18:52:16+08:00", "utc": "2029-09-19T10:52:16Z", "ms": 1884509536053.8325 }, "end": { "local": "2029-09-19T20:26:39+08:00", "utc": "2029-09-19T12:26:39Z", "ms": 1884515198562.2822 } }, "covered_min": 0, "window_min": 94, "qualifies": false }, { "local_date": "2029-09-20", "window": { "start": { "local": "2029-09-20T18:51:06+08:00", "utc": "2029-09-20T10:51:06Z", "ms": 1884595865775.373 }, "end": { "local": "2029-09-20T20:25:41+08:00", "utc": "2029-09-20T12:25:41Z", "ms": 1884601541330.5417 } }, "covered_min": 95, "window_min": 95, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:29 on Wed 19 Sep to 21:28 on Thu 20 Sep.", "fact": "2029-09-19T12:29:01Z → 2029-09-20T13:27:53Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:52–20:27 on the 19th, 18:51–20:26 on the 20th.", "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 94 minutes on the 19th and 95 of 95 on the 20th.", "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 143 s < 300 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Thursday 20 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": "2029-09-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-20", "confidence": "boundary" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Thursday 20 September. Trayodaśī runs from 20:29 on Wed 19 Sep to 21:28 on Thu 20 Sep and covers all of pradoṣa that evening. It is 2 min 23 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-09-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28357, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-09-20T21:27:53+08:00", "utc": "2029-09-20T13:27:53Z", "ms": 1884605273122.1638 }, "end": { "local": "2029-09-21T22:48:23+08:00", "utc": "2029-09-21T14:48:23Z", "ms": 1884696503135.0735 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2029-09-20T21:27:53+08:00", "utc": "2029-09-20T13:27:53Z", "ms": 1884605273122.1638 }, "end": { "local": "2029-09-21T22:48:23+08:00", "utc": "2029-09-21T14:48:23Z", "ms": 1884696503135.0735 } }, "kaala": "udaya-3", "days": [ { "local_date": "2029-09-21", "window": { "start": { "local": "2029-09-21T06:40:32+08:00", "utc": "2029-09-20T22:40:32Z", "ms": 1884638432439.139 }, "end": { "local": "2029-09-21T09:06:25+08:00", "utc": "2029-09-21T01:06:25Z", "ms": 1884647185058.013 } }, "covered_min": 146, "window_min": 146, "qualifies": true }, { "local_date": "2029-09-22", "window": { "start": { "local": "2029-09-22T06:41:00+08:00", "utc": "2029-09-21T22:41:00Z", "ms": 1884724860114.735 }, "end": { "local": "2029-09-22T09:06:33+08:00", "utc": "2029-09-22T01:06:33Z", "ms": 1884733593163.272 } }, "covered_min": 0, "window_min": 146, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 21:28 on Thu 20 Sep to 22:48 on Fri 21 Sep.", "fact": "2029-09-20T13:27:53Z → 2029-09-21T14:48:23Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:41–09:06 on the 21st, 06:41–09:07 on the 22nd.", "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 146 of 146 minutes on the 21st and 0 of 146 on the 22nd.", "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 28357 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Zunyi, 2029: Friday 21 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": "2029-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-21", "confidence": "determinate" } ], "quote": "In Zunyi, Ananta Caturdaśī 2029 falls on Friday 21 September. Caturdaśī runs from 21:28 on Thu 20 Sep to 22:48 on Fri 21 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-09-26", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40571, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-09-26T07:15:35+08:00", "utc": "2029-09-25T23:15:35Z", "ms": 1885072534835.3484 }, "end": { "local": "2029-09-27T09:50:24+08:00", "utc": "2029-09-27T01:50:24Z", "ms": 1885168223951.2837 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-09-26T07:15:35+08:00", "utc": "2029-09-25T23:15:35Z", "ms": 1885072534835.3484 }, "end": { "local": "2029-09-27T09:50:24+08:00", "utc": "2029-09-27T01:50:24Z", "ms": 1885168223951.2837 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-09-25", "window": { "start": { "local": "2029-09-25T19:59:24+08:00", "utc": "2029-09-25T11:59:24Z", "ms": 1885031963888.0007 }, "end": { "local": "2029-09-25T19:59:24+08:00", "utc": "2029-09-25T11:59:24Z", "ms": 1885031963888.0007 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-09-26", "window": { "start": { "local": "2029-09-26T20:36:56+08:00", "utc": "2029-09-26T12:36:56Z", "ms": 1885120616237.2056 }, "end": { "local": "2029-09-26T20:36:56+08:00", "utc": "2029-09-26T12:36:56Z", "ms": 1885120616237.2056 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:16 on Wed 26 Sep to 09:50 on Thu 27 Sep.", "fact": "2029-09-25T23:15:35Z → 2029-09-27T01:50:24Z" }, { "step": "kaala", "text": "Moonrise is at 19:59 on the 25th and 20:37 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 40571 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Wednesday 26 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": "2029-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-26", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Wednesday 26 September. Caturthī runs from 07:16 on Wed 26 Sep to 09:50 on Thu 27 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-09-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29952, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-09-28T12:20:47+08:00", "utc": "2029-09-28T04:20:47Z", "ms": 1885263646953.603 }, "end": { "local": "2029-09-29T14:34:38+08:00", "utc": "2029-09-29T06:34:38Z", "ms": 1885358078093.3489 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-09-28T12:20:47+08:00", "utc": "2029-09-28T04:20:47Z", "ms": 1885263646953.603 }, "end": { "local": "2029-09-29T14:34:38+08:00", "utc": "2029-09-29T06:34:38Z", "ms": 1885358078093.3489 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-09-28", "window": { "start": { "local": "2029-09-28T22:03:51+08:00", "utc": "2029-09-28T14:03:51Z", "ms": 1885298631480.0537 }, "end": { "local": "2029-09-28T22:03:51+08:00", "utc": "2029-09-28T14:03:51Z", "ms": 1885298631480.0537 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-09-29", "window": { "start": { "local": "2029-09-29T22:53:50+08:00", "utc": "2029-09-29T14:53:50Z", "ms": 1885388029878.326 }, "end": { "local": "2029-09-29T22:53:50+08:00", "utc": "2029-09-29T14:53:50Z", "ms": 1885388029878.326 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 12:21 on Fri 28 Sep to 14:35 on Sat 29 Sep.", "fact": "2029-09-28T04:20:47Z → 2029-09-29T06:34:38Z" }, { "step": "kaala", "text": "Moonrise is at 22:04 on the 28th and 22:54 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī 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: purvaviddha → only-day · margin 29952 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Zunyi, 2029: Friday 28 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chandra-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day)." } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-09-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-28", "confidence": "determinate" } ], "quote": "In Zunyi, Candra Ṣaṣṭhī 2029 falls on Friday 28 September. Ṣaṣṭhī runs from 12:21 on Fri 28 Sep to 14:35 on Sat 29 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4512, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-09-30T16:19:13+08:00", "utc": "2029-09-30T08:19:13Z", "ms": 1885450752950.349 }, "end": { "local": "2029-10-01T17:23:10+08:00", "utc": "2029-10-01T09:23:10Z", "ms": 1885540989752.1472 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-09-30T16:19:13+08:00", "utc": "2029-09-30T08:19:13Z", "ms": 1885450752950.349 }, "end": { "local": "2029-10-01T17:23:10+08:00", "utc": "2029-10-01T09:23:10Z", "ms": 1885540989752.1472 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-09-30", "window": { "start": { "local": "2029-09-30T18:39:30+08:00", "utc": "2029-09-30T10:39:30Z", "ms": 1885459169839.7593 }, "end": { "local": "2029-09-30T20:16:16+08:00", "utc": "2029-09-30T12:16:16Z", "ms": 1885464976091.6565 } }, "covered_min": 97, "window_min": 97, "qualifies": true }, { "local_date": "2029-10-01", "window": { "start": { "local": "2029-10-01T18:38:22+08:00", "utc": "2029-10-01T10:38:22Z", "ms": 1885545501575.7068 }, "end": { "local": "2029-10-01T20:15:21+08:00", "utc": "2029-10-01T12:15:21Z", "ms": 1885551320882.3926 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct.", "fact": "2029-09-30T08:19:13Z → 2029-10-01T09:23:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:39–20:16 on the 30th, 18:38–20:15 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 97 of 97 minutes on the 30th and 0 of 97 on the 1st.", "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 4512 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Zunyi, 2029: Sunday 30 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "jitashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-30", "confidence": "determinate" } ], "quote": "In Zunyi, Jitāṣṭamī (Jitiya) 2029 falls on Sunday 30 September. Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26512, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-09-30T16:19:13+08:00", "utc": "2029-09-30T08:19:13Z", "ms": 1885450752950.349 }, "end": { "local": "2029-10-01T17:23:10+08:00", "utc": "2029-10-01T09:23:10Z", "ms": 1885540989752.1472 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-09-30T16:19:13+08:00", "utc": "2029-09-30T08:19:13Z", "ms": 1885450752950.349 }, "end": { "local": "2029-10-01T17:23:10+08:00", "utc": "2029-10-01T09:23:10Z", "ms": 1885540989752.1472 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-09-30", "window": { "start": { "local": "2029-09-30T23:47:48+08:00", "utc": "2029-09-30T15:47:48Z", "ms": 1885477668235.2837 }, "end": { "local": "2029-09-30T23:47:48+08:00", "utc": "2029-09-30T15:47:48Z", "ms": 1885477668235.2837 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-10-01", "window": { "start": { "local": "2029-10-02T00:45:02+08:00", "utc": "2029-10-01T16:45:02Z", "ms": 1885567501585.88 }, "end": { "local": "2029-10-02T00:45:02+08:00", "utc": "2029-10-01T16:45:02Z", "ms": 1885567501585.88 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct.", "fact": "2029-09-30T08:19:13Z → 2029-10-01T09:23:10Z" }, { "step": "kaala", "text": "Moonrise is at 23:48 on the 30th and 00:45 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 30th and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26512 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Zunyi, 2029: Sunday 30 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-09-30", "confidence": "determinate" } ], "quote": "In Zunyi, Mahālakṣmī Vrata Samāpana 2029 falls on Sunday 30 September. Aṣṭamī runs from 16:19 on Sun 30 Sep to 17:23 on Mon 1 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-10-04", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31513, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-10-03T17:01:01+08:00", "utc": "2029-10-03T09:01:01Z", "ms": 1885712461275.4653 }, "end": { "local": "2029-10-04T15:31:59+08:00", "utc": "2029-10-04T07:31:59Z", "ms": 1885793519103.396 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-03T17:01:01+08:00", "utc": "2029-10-03T09:01:01Z", "ms": 1885712461275.4653 }, "end": { "local": "2029-10-04T15:31:59+08:00", "utc": "2029-10-04T07:31:59Z", "ms": 1885793519103.396 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-10-03", "window": { "start": { "local": "2029-10-03T06:46:16+08:00", "utc": "2029-10-02T22:46:16Z", "ms": 1885675576302.179 }, "end": { "local": "2029-10-03T06:46:16+08:00", "utc": "2029-10-02T22:46:16Z", "ms": 1885675576302.179 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-10-04", "window": { "start": { "local": "2029-10-04T06:46:47+08:00", "utc": "2029-10-03T22:46:47Z", "ms": 1885762006519.6584 }, "end": { "local": "2029-10-04T06:46:47+08:00", "utc": "2029-10-03T22:46:47Z", "ms": 1885762006519.6584 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:01 on Wed 3 Oct to 15:32 on Thu 4 Oct.", "fact": "2029-10-03T09:01:01Z → 2029-10-04T07:31:59Z" }, { "step": "kaala", "text": "Sunrise is at 06:46 on the 3rd and 06:47 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31513 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Zunyi, 2029: Thursday 4 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": "2029-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-04", "confidence": "determinate" } ], "quote": "In Zunyi, Indirā Ekādaśī 2029 falls on Thursday 4 October. Ekādaśī runs from 17:01 on Wed 3 Oct to 15:32 on Thu 4 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-10-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-10-05", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19069, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-10-05T13:16:03+08:00", "utc": "2029-10-05T05:16:03Z", "ms": 1885871762945.3232 }, "end": { "local": "2029-10-06T10:21:04+08:00", "utc": "2029-10-06T02:21:04Z", "ms": 1885947663801.7856 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-05T13:16:03+08:00", "utc": "2029-10-05T05:16:03Z", "ms": 1885871762945.3232 }, "end": { "local": "2029-10-06T10:21:04+08:00", "utc": "2029-10-06T02:21:04Z", "ms": 1885947663801.7856 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-10-05", "window": { "start": { "local": "2029-10-05T18:33:52+08:00", "utc": "2029-10-05T10:33:52Z", "ms": 1885890832375.728 }, "end": { "local": "2029-10-05T20:11:44+08:00", "utc": "2029-10-05T12:11:44Z", "ms": 1885896703774.7441 } }, "covered_min": 98, "window_min": 98, "qualifies": true }, { "local_date": "2029-10-06", "window": { "start": { "local": "2029-10-06T18:32:46+08:00", "utc": "2029-10-06T10:32:46Z", "ms": 1885977166175.1306 }, "end": { "local": "2029-10-06T20:10:51+08:00", "utc": "2029-10-06T12:10:51Z", "ms": 1885983050553.9446 } }, "covered_min": 0, "window_min": 98, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:16 on Fri 5 Oct to 10:21 on Sat 6 Oct.", "fact": "2029-10-05T05:16:03Z → 2029-10-06T02:21:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:34–20:12 on the 5th, 18:33–20:11 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 98 of 98 minutes on the 5th and 0 of 98 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 19069 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Friday 5 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": "2029-10-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-05", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Friday 5 October. Trayodaśī runs from 13:16 on Fri 5 Oct to 10:21 on Sat 6 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-10-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-10-06", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21141, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-10-06T10:21:04+08:00", "utc": "2029-10-06T02:21:04Z", "ms": 1885947663801.7856 }, "end": { "local": "2029-10-07T06:56:54+08:00", "utc": "2029-10-06T22:56:54Z", "ms": 1886021814026.1455 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-06T10:21:04+08:00", "utc": "2029-10-06T02:21:04Z", "ms": 1885947663801.7856 }, "end": { "local": "2029-10-07T06:56:54+08:00", "utc": "2029-10-06T22:56:54Z", "ms": 1886021814026.1455 } }, "kaala": "nishita", "days": [ { "local_date": "2029-10-05", "window": { "start": { "local": "2029-10-06T00:16:50+08:00", "utc": "2029-10-05T16:16:50Z", "ms": 1885911410122.0383 }, "end": { "local": "2029-10-06T01:04:50+08:00", "utc": "2029-10-05T17:04:50Z", "ms": 1885914290122.0383 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-10-06", "window": { "start": { "local": "2029-10-07T00:16:33+08:00", "utc": "2029-10-06T16:16:33Z", "ms": 1885997792595.6826 }, "end": { "local": "2029-10-07T01:04:33+08:00", "utc": "2029-10-06T17:04:33Z", "ms": 1886000672595.6826 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:21 on Sat 6 Oct to 06:57 on Sun 7 Oct.", "fact": "2029-10-06T02:21:04Z → 2029-10-06T22:56:54Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:17–01:05 on the 5th, 00:17–01:05 on the 6th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21141 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Saturday 6 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-06", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Saturday 6 October. Caturdaśī runs from 10:21 on Sat 6 Oct to 06:57 on Sun 7 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-10-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24806, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2029-10-07T06:56:54+08:00", "utc": "2029-10-06T22:56:54Z", "ms": 1886021814026.1455 }, "end": { "local": "2029-10-08T03:14:34+08:00", "utc": "2029-10-07T19:14:34Z", "ms": 1886094873913.4382 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-07T06:56:54+08:00", "utc": "2029-10-06T22:56:54Z", "ms": 1886021814026.1455 }, "end": { "local": "2029-10-08T03:14:34+08:00", "utc": "2029-10-07T19:14:34Z", "ms": 1886094873913.4382 } }, "kaala": "aparahna", "days": [ { "local_date": "2029-10-07", "window": { "start": { "local": "2029-10-07T13:50:20+08:00", "utc": "2029-10-07T05:50:20Z", "ms": 1886046619885.5547 }, "end": { "local": "2029-10-07T16:11:00+08:00", "utc": "2029-10-07T08:11:00Z", "ms": 1886055060175.328 } }, "covered_min": 141, "window_min": 141, "qualifies": true }, { "local_date": "2029-10-08", "window": { "start": { "local": "2029-10-08T13:49:53+08:00", "utc": "2029-10-08T05:49:53Z", "ms": 1886132993357.0913 }, "end": { "local": "2029-10-08T16:10:14+08:00", "utc": "2029-10-08T08:10:14Z", "ms": 1886141414313.2217 } }, "covered_min": 0, "window_min": 140, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 06:57 on Sun 7 Oct to 03:15 on Mon 8 Oct.", "fact": "2029-10-06T22:56:54Z → 2029-10-07T19:14:34Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:50–16:11 on the 7th, 13:50–16:10 on the 8th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 141 of 141 minutes on the 7th and 0 of 140 on the 8th.", "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 24806 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Zunyi, 2029: Sunday 7 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": "2029-10-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-07", "confidence": "determinate" } ], "quote": "In Zunyi, Mahālaya Amāvāsyā 2029 falls on Sunday 7 October. Amāvasyā runs from 06:57 on Sun 7 Oct to 03:15 on Mon 8 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32469, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-10-08T03:14:34+08:00", "utc": "2029-10-07T19:14:34Z", "ms": 1886094873913.4382 }, "end": { "local": "2029-10-08T23:25:29+08:00", "utc": "2029-10-08T15:25:29Z", "ms": 1886167529128.3997 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-08T03:14:34+08:00", "utc": "2029-10-07T19:14:34Z", "ms": 1886094873913.4382 }, "end": { "local": "2029-10-08T23:25:29+08:00", "utc": "2029-10-08T15:25:29Z", "ms": 1886167529128.3997 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-10-08", "window": { "start": { "local": "2029-10-08T12:15:43+08:00", "utc": "2029-10-08T04:15:43Z", "ms": 1886127342879.0261 }, "end": { "local": "2029-10-08T13:03:43+08:00", "utc": "2029-10-08T05:03:43Z", "ms": 1886130222879.0261 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-10-09", "window": { "start": { "local": "2029-10-09T12:15:26+08:00", "utc": "2029-10-09T04:15:26Z", "ms": 1886213726451.0947 }, "end": { "local": "2029-10-09T13:03:26+08:00", "utc": "2029-10-09T05:03:26Z", "ms": 1886216606451.0947 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 03:15 on Mon 8 Oct to 23:25 on Mon 8 Oct.", "fact": "2029-10-07T19:14:34Z → 2029-10-08T15:25:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 8th, 12:15–13:03 on the 9th.", "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 8th and 0 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 32469 s" }, { "step": "ruling", "text": "Navarātrārambha, Zunyi, 2029: Monday 8 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": "2029-10-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-08", "confidence": "determinate" } ], "quote": "In Zunyi, Navarātrārambha (Navratri) 2029 falls on Monday 8 October. Pratipadā runs from 03:15 on Mon 8 Oct to 23:25 on Mon 8 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-10-11", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-11", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 243, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-10-10T16:11:36+08:00", "utc": "2029-10-10T08:11:36Z", "ms": 1886314295797.5754 }, "end": { "local": "2029-10-11T13:06:58+08:00", "utc": "2029-10-11T05:06:58Z", "ms": 1886389617843.52 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-10T16:11:36+08:00", "utc": "2029-10-10T08:11:36Z", "ms": 1886314295797.5754 }, "end": { "local": "2029-10-11T13:06:58+08:00", "utc": "2029-10-11T05:06:58Z", "ms": 1886389617843.52 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-10-10", "window": { "start": { "local": "2029-10-10T12:15:10+08:00", "utc": "2029-10-10T04:15:10Z", "ms": 1886300110470.917 }, "end": { "local": "2029-10-10T13:03:10+08:00", "utc": "2029-10-10T05:03:10Z", "ms": 1886302990470.917 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-10-11", "window": { "start": { "local": "2029-10-11T12:14:55+08:00", "utc": "2029-10-11T04:14:55Z", "ms": 1886386494952.8306 }, "end": { "local": "2029-10-11T13:02:55+08:00", "utc": "2029-10-11T05:02:55Z", "ms": 1886389374952.8306 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:12 on Wed 10 Oct to 13:07 on Thu 11 Oct.", "fact": "2029-10-10T08:11:36Z → 2029-10-11T05:06:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 10th, 12:15–13:03 on the 11th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 243 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Thursday 11 October.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-10-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-11", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Thursday 11 October. Caturthī runs from 16:12 on Wed 10 Oct to 13:07 on Thu 11 Oct and covers all of madhyāhna that midday. It is 4 min 03 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-13", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 546, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-10-13T08:41:17+08:00", "utc": "2029-10-13T00:41:17Z", "ms": 1886546476648.01 }, "end": { "local": "2029-10-14T07:29:09+08:00", "utc": "2029-10-13T23:29:09Z", "ms": 1886628548813.7913 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-13T08:41:17+08:00", "utc": "2029-10-13T00:41:17Z", "ms": 1886546476648.01 }, "end": { "local": "2029-10-14T07:29:09+08:00", "utc": "2029-10-13T23:29:09Z", "ms": 1886628548813.7913 } }, "kaala": "udaya-1", "days": [ { "local_date": "2029-10-13", "window": { "start": { "local": "2029-10-13T06:51:33+08:00", "utc": "2029-10-12T22:51:33Z", "ms": 1886539892894.3247 }, "end": { "local": "2029-10-13T07:37:48+08:00", "utc": "2029-10-12T23:37:48Z", "ms": 1886542667890.29 } }, "covered_min": 0, "window_min": 46, "qualifies": false }, { "local_date": "2029-10-14", "window": { "start": { "local": "2029-10-14T06:52:06+08:00", "utc": "2029-10-13T22:52:06Z", "ms": 1886626326421.181 }, "end": { "local": "2029-10-14T07:38:15+08:00", "utc": "2029-10-13T23:38:15Z", "ms": 1886629095075.1973 } }, "covered_min": 37, "window_min": 46, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 08:41 on Sat 13 Oct to 07:29 on Sun 14 Oct.", "fact": "2029-10-13T00:41:17Z → 2029-10-13T23:29:09Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:52–07:38 on the 13th, 06:52–07:38 on the 14th.", "fact": "udaya-1: day-muhurta-1-1 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must hold through the first muhūrta after sunrise. It covers 0 of 46 minutes on the 13th and 37 of 46 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 546 s" }, { "step": "ruling", "text": "Durgā Saptamī, Zunyi, 2029: Saturday 13 October.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "2029-10-13", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-13", "confidence": "boundary" } ], "quote": "In Zunyi, Durgā Saptamī 2029 falls on Saturday 13 October. Saptamī runs from 08:41 on Sat 13 Oct to 07:29 on Sun 14 Oct, and reaches the first muhūrta after sunrise on neither day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17103, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-10-14T07:29:09+08:00", "utc": "2029-10-13T23:29:09Z", "ms": 1886628548813.7913 }, "end": { "local": "2029-10-15T06:58:58+08:00", "utc": "2029-10-14T22:58:58Z", "ms": 1886713137640.0432 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-14T07:29:09+08:00", "utc": "2029-10-13T23:29:09Z", "ms": 1886628548813.7913 }, "end": { "local": "2029-10-15T06:58:58+08:00", "utc": "2029-10-14T22:58:58Z", "ms": 1886713137640.0432 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-10-14", "window": { "start": { "local": "2029-10-14T12:14:11+08:00", "utc": "2029-10-14T04:14:11Z", "ms": 1886645651326.3044 }, "end": { "local": "2029-10-14T13:02:11+08:00", "utc": "2029-10-14T05:02:11Z", "ms": 1886648531326.3044 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-10-15", "window": { "start": { "local": "2029-10-15T12:13:58+08:00", "utc": "2029-10-15T04:13:58Z", "ms": 1886732037816.3735 }, "end": { "local": "2029-10-15T13:01:58+08:00", "utc": "2029-10-15T05:01:58Z", "ms": 1886734917816.3735 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 07:29 on Sun 14 Oct to 06:59 on Mon 15 Oct.", "fact": "2029-10-13T23:29:09Z → 2029-10-14T22:58:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:14–13:02 on the 14th, 12:14–13:02 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 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: paraviddha → only-day · margin 17103 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Zunyi, 2029: Sunday 14 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": "2029-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-14", "confidence": "determinate" } ], "quote": "In Zunyi, Mahāṣṭamī (Durga Ashtami) 2029 falls on Sunday 14 October. Aṣṭamī runs from 07:29 on Sun 14 Oct to 06:59 on Mon 15 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18313, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2029-10-15T06:58:58+08:00", "utc": "2029-10-14T22:58:58Z", "ms": 1886713137640.0432 }, "end": { "local": "2029-10-16T07:08:32+08:00", "utc": "2029-10-15T23:08:32Z", "ms": 1886800111766.5806 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-15T06:58:58+08:00", "utc": "2029-10-14T22:58:58Z", "ms": 1886713137640.0432 }, "end": { "local": "2029-10-16T07:08:32+08:00", "utc": "2029-10-15T23:08:32Z", "ms": 1886800111766.5806 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-10-15", "window": { "start": { "local": "2029-10-15T12:13:58+08:00", "utc": "2029-10-15T04:13:58Z", "ms": 1886732037816.3735 }, "end": { "local": "2029-10-15T13:01:58+08:00", "utc": "2029-10-15T05:01:58Z", "ms": 1886734917816.3735 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-10-16", "window": { "start": { "local": "2029-10-16T12:13:45+08:00", "utc": "2029-10-16T04:13:45Z", "ms": 1886818424852.6768 }, "end": { "local": "2029-10-16T13:01:45+08:00", "utc": "2029-10-16T05:01:45Z", "ms": 1886821304852.6768 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 06:59 on Mon 15 Oct to 07:09 on Tue 16 Oct.", "fact": "2029-10-14T22:58:58Z → 2029-10-15T23:08:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:14–13:02 on the 15th, 12:14–13:02 on the 16th.", "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 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18313 s" }, { "step": "ruling", "text": "Mahānavamī, Zunyi, 2029: Monday 15 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": "2029-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-15", "confidence": "determinate" } ], "quote": "In Zunyi, Mahānavamī 2029 falls on Monday 15 October. Navamī runs from 06:59 on Mon 15 Oct to 07:09 on Tue 16 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 917, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "2029-10-16T07:08:32+08:00", "utc": "2029-10-15T23:08:32Z", "ms": 1886800111766.5806 }, "end": { "local": "2029-10-17T07:53:38+08:00", "utc": "2029-10-16T23:53:38Z", "ms": 1886889218207.691 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "2029-10-16T07:08:32+08:00", "utc": "2029-10-15T23:08:32Z", "ms": 1886800111766.5806 }, "end": { "local": "2029-10-16T19:52:08+08:00", "utc": "2029-10-16T11:52:08Z", "ms": 1886845928086.1133 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "2029-10-15T18:47:38+08:00", "utc": "2029-10-15T10:47:38Z", "ms": 1886755657590.3872 }, "end": { "local": "2029-10-16T19:52:08+08:00", "utc": "2029-10-16T11:52:08Z", "ms": 1886845928086.1133 } } }, "kaala": "daytime", "days": [ { "local_date": "2029-10-16", "window": { "start": { "local": "2029-10-16T06:53:15+08:00", "utc": "2029-10-15T22:53:15Z", "ms": 1886799194576.3906 }, "end": { "local": "2029-10-16T18:22:15+08:00", "utc": "2029-10-16T10:22:15Z", "ms": 1886840535128.9626 } }, "covered_min": 674, "window_min": 689, "qualifies": true }, { "local_date": "2029-10-17", "window": { "start": { "local": "2029-10-17T06:53:49+08:00", "utc": "2029-10-16T22:53:49Z", "ms": 1886885629221.875 }, "end": { "local": "2029-10-17T18:21:16+08:00", "utc": "2029-10-17T10:21:16Z", "ms": 1886926875686.231 } }, "covered_min": 0, "window_min": 687, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 07:09 on Tue 16 Oct to 07:54 on Wed 17 Oct, and Śravaṇa from 18:48 on Mon 15 Oct to 19:52 on Tue 16 Oct. They are together from 07:09 on Tue 16 Oct to 19:52 on Tue 16 Oct.", "fact": "2029-10-15T23:08:32Z → 2029-10-16T11:52:08Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 06:53–18:22 on the 16th, 06:54–18:21 on the 17th.", "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 674 of 689 minutes on the 16th and 0 of 687 on the 17th.", "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 917 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Zunyi, 2029: Tuesday 16 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": "2029-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-16", "confidence": "determinate" } ], "quote": "In Zunyi, Vijayā Daśamī (Dussehra) 2029 falls on Tuesday 16 October. Daśamī runs from 07:09 on Tue 16 Oct to 07:54 on Wed 17 Oct and is with Śravaṇa in the day time that day, for 674 minutes.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-10-18", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3589, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-10-17T07:53:38+08:00", "utc": "2029-10-16T23:53:38Z", "ms": 1886889218207.691 }, "end": { "local": "2029-10-18T09:08:55+08:00", "utc": "2029-10-18T01:08:55Z", "ms": 1886980134624.3623 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-17T07:53:38+08:00", "utc": "2029-10-16T23:53:38Z", "ms": 1886889218207.691 }, "end": { "local": "2029-10-18T09:08:55+08:00", "utc": "2029-10-18T01:08:55Z", "ms": 1886980134624.3623 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-10-17", "window": { "start": { "local": "2029-10-17T06:53:49+08:00", "utc": "2029-10-16T22:53:49Z", "ms": 1886885629221.875 }, "end": { "local": "2029-10-17T06:53:49+08:00", "utc": "2029-10-16T22:53:49Z", "ms": 1886885629221.875 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-10-18", "window": { "start": { "local": "2029-10-18T06:54:24+08:00", "utc": "2029-10-17T22:54:24Z", "ms": 1886972064257.7944 }, "end": { "local": "2029-10-18T06:54:24+08:00", "utc": "2029-10-17T22:54:24Z", "ms": 1886972064257.7944 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:54 on Wed 17 Oct to 09:09 on Thu 18 Oct.", "fact": "2029-10-16T23:53:38Z → 2029-10-18T01:08:55Z" }, { "step": "kaala", "text": "Sunrise is at 06:54 on the 17th and 06:54 on the 18th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 17th and is on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3589 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Zunyi, 2029: Thursday 18 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": "2029-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-18", "confidence": "determinate" } ], "quote": "In Zunyi, Pāśāṅkuśā Ekādaśī 2029 falls on Thursday 18 October. Ekādaśī runs from 07:54 on Wed 17 Oct to 09:09 on Thu 18 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-10-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-10-19", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19822, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-10-19T10:48:45+08:00", "utc": "2029-10-19T02:48:45Z", "ms": 1887072524783.9387 }, "end": { "local": "2029-10-20T12:48:00+08:00", "utc": "2029-10-20T04:48:00Z", "ms": 1887166080122.576 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2029-10-19T10:48:45+08:00", "utc": "2029-10-19T02:48:45Z", "ms": 1887072524783.9387 }, "end": { "local": "2029-10-20T12:48:00+08:00", "utc": "2029-10-20T04:48:00Z", "ms": 1887166080122.576 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-10-19", "window": { "start": { "local": "2029-10-19T18:19:19+08:00", "utc": "2029-10-19T10:19:19Z", "ms": 1887099559163.9417 }, "end": { "local": "2029-10-19T20:00:09+08:00", "utc": "2029-10-19T12:00:09Z", "ms": 1887105609346.9 } }, "covered_min": 101, "window_min": 101, "qualifies": true }, { "local_date": "2029-10-20", "window": { "start": { "local": "2029-10-20T18:18:22+08:00", "utc": "2029-10-20T10:18:22Z", "ms": 1887185902143.595 }, "end": { "local": "2029-10-20T19:59:25+08:00", "utc": "2029-10-20T11:59:25Z", "ms": 1887191964763.8293 } }, "covered_min": 0, "window_min": 101, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:49 on Fri 19 Oct to 12:48 on Sat 20 Oct.", "fact": "2029-10-19T02:48:45Z → 2029-10-20T04:48:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:19–20:00 on the 19th, 18:18–19:59 on the 20th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 101 of 101 minutes on the 19th and 0 of 101 on the 20th.", "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 19822 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Friday 19 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": "2029-10-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-19", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Friday 19 October. Trayodaśī runs from 10:49 on Fri 19 Oct to 12:48 on Sat 20 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-10-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18211, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-10-26T01:04:50+08:00", "utc": "2029-10-25T17:04:50Z", "ms": 1887642289977.713 }, "end": { "local": "2029-10-27T03:22:49+08:00", "utc": "2029-10-26T19:22:49Z", "ms": 1887736968746.6514 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-10-26T01:04:50+08:00", "utc": "2029-10-25T17:04:50Z", "ms": 1887642289977.713 }, "end": { "local": "2029-10-27T03:22:49+08:00", "utc": "2029-10-26T19:22:49Z", "ms": 1887736968746.6514 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-10-25", "window": { "start": { "local": "2029-10-25T20:01:19+08:00", "utc": "2029-10-25T12:01:19Z", "ms": 1887624078704.6956 }, "end": { "local": "2029-10-25T20:01:19+08:00", "utc": "2029-10-25T12:01:19Z", "ms": 1887624078704.6956 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-10-26", "window": { "start": { "local": "2029-10-26T20:49:40+08:00", "utc": "2029-10-26T12:49:40Z", "ms": 1887713379971.8325 }, "end": { "local": "2029-10-26T20:49:40+08:00", "utc": "2029-10-26T12:49:40Z", "ms": 1887713379971.8325 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:05 on Fri 26 Oct to 03:23 on Sat 27 Oct.", "fact": "2029-10-25T17:04:50Z → 2029-10-26T19:22:49Z" }, { "step": "kaala", "text": "Moonrise is at 20:01 on the 25th and 20:50 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 25th and is on the 26th.", "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 18211 s" }, { "step": "ruling", "text": "Karaka Caturthī, Zunyi, 2029: Friday 26 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": "2029-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-26", "confidence": "determinate" } ], "quote": "In Zunyi, Karaka Caturthī (Karwa Chauth) 2029 falls on Friday 26 October. Caturthī runs from 01:05 on Fri 26 Oct to 03:23 on Sat 27 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-10-26", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18211, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-10-26T01:04:50+08:00", "utc": "2029-10-25T17:04:50Z", "ms": 1887642289977.713 }, "end": { "local": "2029-10-27T03:22:49+08:00", "utc": "2029-10-26T19:22:49Z", "ms": 1887736968746.6514 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-10-26T01:04:50+08:00", "utc": "2029-10-25T17:04:50Z", "ms": 1887642289977.713 }, "end": { "local": "2029-10-27T03:22:49+08:00", "utc": "2029-10-26T19:22:49Z", "ms": 1887736968746.6514 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-10-25", "window": { "start": { "local": "2029-10-25T20:01:19+08:00", "utc": "2029-10-25T12:01:19Z", "ms": 1887624078704.6956 }, "end": { "local": "2029-10-25T20:01:19+08:00", "utc": "2029-10-25T12:01:19Z", "ms": 1887624078704.6956 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-10-26", "window": { "start": { "local": "2029-10-26T20:49:40+08:00", "utc": "2029-10-26T12:49:40Z", "ms": 1887713379971.8325 }, "end": { "local": "2029-10-26T20:49:40+08:00", "utc": "2029-10-26T12:49:40Z", "ms": 1887713379971.8325 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:05 on Fri 26 Oct to 03:23 on Sat 27 Oct.", "fact": "2029-10-25T17:04:50Z → 2029-10-26T19:22:49Z" }, { "step": "kaala", "text": "Moonrise is at 20:01 on the 25th and 20:50 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18211 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Friday 26 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": "2029-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-26", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Friday 26 October. Caturthī runs from 01:05 on Fri 26 Oct to 03:23 on Sat 27 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-10-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24740, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-10-30T07:27:29+08:00", "utc": "2029-10-29T23:27:29Z", "ms": 1888010849230.6501 }, "end": { "local": "2029-10-31T07:24:57+08:00", "utc": "2029-10-30T23:24:57Z", "ms": 1888097096543.5952 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-10-30T07:27:29+08:00", "utc": "2029-10-29T23:27:29Z", "ms": 1888010849230.6501 }, "end": { "local": "2029-10-31T07:24:57+08:00", "utc": "2029-10-30T23:24:57Z", "ms": 1888097096543.5952 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-10-29", "window": { "start": { "local": "2029-10-29T23:33:59+08:00", "utc": "2029-10-29T15:33:59Z", "ms": 1887982439019.6 }, "end": { "local": "2029-10-29T23:33:59+08:00", "utc": "2029-10-29T15:33:59Z", "ms": 1887982439019.6 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-10-30", "window": { "start": { "local": "2029-10-31T00:32:36+08:00", "utc": "2029-10-30T16:32:36Z", "ms": 1888072356176.771 }, "end": { "local": "2029-10-31T00:32:36+08:00", "utc": "2029-10-30T16:32:36Z", "ms": 1888072356176.771 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 07:27 on Tue 30 Oct to 07:25 on Wed 31 Oct.", "fact": "2029-10-29T23:27:29Z → 2029-10-30T23:24:57Z" }, { "step": "kaala", "text": "Moonrise is at 23:34 on the 29th and 00:33 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24740 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Zunyi, 2029: Tuesday 30 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ahoyi-ashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-10-30", "confidence": "determinate" } ], "quote": "In Zunyi, Ahoyī Aṣṭamī 2029 falls on Tuesday 30 October. Aṣṭamī runs from 07:27 on Tue 30 Oct to 07:25 on Wed 31 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-11-02", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7870, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-11-02T04:52:51+08:00", "utc": "2029-11-01T20:52:51Z", "ms": 1888260770924.6377 }, "end": { "local": "2029-11-03T02:28:49+08:00", "utc": "2029-11-02T18:28:49Z", "ms": 1888338529217.797 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-02T04:52:51+08:00", "utc": "2029-11-01T20:52:51Z", "ms": 1888260770924.6377 }, "end": { "local": "2029-11-03T02:28:49+08:00", "utc": "2029-11-02T18:28:49Z", "ms": 1888338529217.797 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-11-02", "window": { "start": { "local": "2029-11-02T07:04:01+08:00", "utc": "2029-11-01T23:04:01Z", "ms": 1888268641169.4375 }, "end": { "local": "2029-11-02T07:04:01+08:00", "utc": "2029-11-01T23:04:01Z", "ms": 1888268641169.4375 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-11-03", "window": { "start": { "local": "2029-11-03T07:04:43+08:00", "utc": "2029-11-02T23:04:43Z", "ms": 1888355083148.9573 }, "end": { "local": "2029-11-03T07:04:43+08:00", "utc": "2029-11-02T23:04:43Z", "ms": 1888355083148.9573 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:53 on Fri 2 Nov to 02:29 on Sat 3 Nov.", "fact": "2029-11-01T20:52:51Z → 2029-11-02T18:28:49Z" }, { "step": "kaala", "text": "Sunrise is at 07:04 on the 2nd and 07:05 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 2nd and is not on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7870 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Zunyi, 2029: Friday 2 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": "2029-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-02", "confidence": "determinate" } ], "quote": "In Zunyi, Ramā Ekādaśī 2029 falls on Friday 2 November. Ekādaśī runs from 04:53 on Fri 2 Nov to 02:29 on Sat 3 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-11-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13055, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-11-03T02:28:49+08:00", "utc": "2029-11-02T18:28:49Z", "ms": 1888338529217.797 }, "end": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-03T02:28:49+08:00", "utc": "2029-11-02T18:28:49Z", "ms": 1888338529217.797 }, "end": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-02", "window": { "start": { "local": "2029-11-02T18:07:31+08:00", "utc": "2029-11-02T10:07:31Z", "ms": 1888308450570.3323 }, "end": { "local": "2029-11-02T19:51:08+08:00", "utc": "2029-11-02T11:51:08Z", "ms": 1888314668247.4822 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2029-11-03", "window": { "start": { "local": "2029-11-03T18:06:48+08:00", "utc": "2029-11-03T10:06:48Z", "ms": 1888394808353.4895 }, "end": { "local": "2029-11-03T19:50:37+08:00", "utc": "2029-11-03T11:50:37Z", "ms": 1888401037311.974 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 02:29 on Sat 3 Nov to 23:28 on Sat 3 Nov.", "fact": "2029-11-02T18:28:49Z → 2029-11-03T15:28:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:08–19:51 on the 2nd, 18:07–19:51 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 2nd and 104 of 104 on the 3rd.", "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 13055 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Zunyi, 2029: Saturday 3 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": "2029-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-03", "confidence": "determinate" } ], "quote": "In Zunyi, Govatsa Dvādaśī (Vasu Baras) 2029 falls on Saturday 3 November. Dvādaśī runs from 02:29 on Sat 3 Nov to 23:28 on Sat 3 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 604, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 }, "end": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 }, "end": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-03", "window": { "start": { "local": "2029-11-03T18:06:48+08:00", "utc": "2029-11-03T10:06:48Z", "ms": 1888394808353.4895 }, "end": { "local": "2029-11-03T19:50:37+08:00", "utc": "2029-11-03T11:50:37Z", "ms": 1888401037311.974 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2029-11-04", "window": { "start": { "local": "2029-11-04T18:06:07+08:00", "utc": "2029-11-04T10:06:07Z", "ms": 1888481167395.5781 }, "end": { "local": "2029-11-04T19:50:08+08:00", "utc": "2029-11-04T11:50:08Z", "ms": 1888487407520.8633 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:28 on Sat 3 Nov to 20:00 on Sun 4 Nov.", "fact": "2029-11-03T15:28:12Z → 2029-11-04T12:00:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:07–19:51 on the 3rd, 18:06–19:50 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 3rd and 104 of 104 on the 4th.", "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 604 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Zunyi, 2029: Sunday 4 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": "2029-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-04", "confidence": "determinate" } ], "quote": "In Zunyi, Yama Dīpadāna 2029 falls on Sunday 4 November. Trayodaśī runs from 23:28 on Sat 3 Nov to 20:00 on Sun 4 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-11-04", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 604, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 }, "end": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-03T23:28:12+08:00", "utc": "2029-11-03T15:28:12Z", "ms": 1888414092365.597 }, "end": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-03", "window": { "start": { "local": "2029-11-03T18:06:48+08:00", "utc": "2029-11-03T10:06:48Z", "ms": 1888394808353.4895 }, "end": { "local": "2029-11-03T19:50:37+08:00", "utc": "2029-11-03T11:50:37Z", "ms": 1888401037311.974 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2029-11-04", "window": { "start": { "local": "2029-11-04T18:06:07+08:00", "utc": "2029-11-04T10:06:07Z", "ms": 1888481167395.5781 }, "end": { "local": "2029-11-04T19:50:08+08:00", "utc": "2029-11-04T11:50:08Z", "ms": 1888487407520.8633 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:28 on Sat 3 Nov to 20:00 on Sun 4 Nov.", "fact": "2029-11-03T15:28:12Z → 2029-11-04T12:00:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:07–19:51 on the 3rd, 18:06–19:50 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 3rd and 104 of 104 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 604 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Sunday 4 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": "2029-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-04", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Sunday 4 November. Trayodaśī runs from 23:28 on Sat 3 Nov to 20:00 on Sun 4 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-11-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-11-04", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15116, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "end": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "end": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 } }, "kaala": "nishita", "days": [ { "local_date": "2029-11-04", "window": { "start": { "local": "2029-11-05T00:12:08+08:00", "utc": "2029-11-04T16:12:08Z", "ms": 1888503127865.3975 }, "end": { "local": "2029-11-05T01:00:08+08:00", "utc": "2029-11-04T17:00:08Z", "ms": 1888506007865.3975 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-05", "window": { "start": { "local": "2029-11-06T00:12:10+08:00", "utc": "2029-11-05T16:12:10Z", "ms": 1888589529614.5264 }, "end": { "local": "2029-11-06T01:00:10+08:00", "utc": "2029-11-05T17:00:10Z", "ms": 1888592409614.5264 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:00 on Sun 4 Nov to 16:15 on Mon 5 Nov.", "fact": "2029-11-04T12:00:12Z → 2029-11-05T08:15:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:12–01:00 on the 4th, 00:12–01:00 on the 5th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15116 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Sunday 4 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": "2029-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-04", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Sunday 4 November. Caturdaśī runs from 20:00 on Sun 4 Nov to 16:15 on Mon 5 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-11-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32942, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "end": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-04T20:00:12+08:00", "utc": "2029-11-04T12:00:12Z", "ms": 1888488011688.6648 }, "end": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 } }, "kaala": "arunodaya", "days": [ { "local_date": "2029-11-04", "window": { "start": { "local": "2029-11-04T05:21:37+08:00", "utc": "2029-11-03T21:21:37Z", "ms": 1888435296583.6396 }, "end": { "local": "2029-11-04T07:05:26+08:00", "utc": "2029-11-03T23:05:26Z", "ms": 1888441525542.1243 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2029-11-05", "window": { "start": { "local": "2029-11-05T05:22:08+08:00", "utc": "2029-11-04T21:22:08Z", "ms": 1888521728209.9314 }, "end": { "local": "2029-11-05T07:06:08+08:00", "utc": "2029-11-04T23:06:08Z", "ms": 1888527968335.2166 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:00 on Sun 4 Nov to 16:15 on Mon 5 Nov.", "fact": "2029-11-04T12:00:12Z → 2029-11-05T08:15:11Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:22–07:05 on the 4th, 05:22–07:06 on the 5th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 0 of 104 minutes on the 4th and 104 of 104 on the 5th.", "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 32942 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Zunyi, 2029: Monday 5 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": "2029-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-05", "confidence": "determinate" } ], "quote": "In Zunyi, Naraka Caturdaśī (Choti Diwali) 2029 falls on Monday 5 November. Caturdaśī runs from 20:00 on Sun 4 Nov to 16:15 on Mon 5 Nov and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6617, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "end": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "end": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-05", "window": { "start": { "local": "2029-11-05T18:05:28+08:00", "utc": "2029-11-05T10:05:28Z", "ms": 1888567527716.9668 }, "end": { "local": "2029-11-05T19:49:39+08:00", "utc": "2029-11-05T11:49:39Z", "ms": 1888573778889.6494 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "2029-11-06", "window": { "start": { "local": "2029-11-06T18:04:49+08:00", "utc": "2029-11-06T10:04:49Z", "ms": 1888653889336.3499 }, "end": { "local": "2029-11-06T19:49:11+08:00", "utc": "2029-11-06T11:49:11Z", "ms": 1888660151432.0923 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 16:15 on Mon 5 Nov to 12:24 on Tue 6 Nov.", "fact": "2029-11-05T08:15:11Z → 2029-11-06T04:24:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:50 on the 5th, 18:05–19:49 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 104 of 104 minutes on the 5th and 0 of 104 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: unstated → only-day · margin 6617 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Zunyi, 2029: Monday 5 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": "2029-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-05", "confidence": "determinate" } ], "quote": "In Zunyi, Lakṣmī Pūjā (Diwali) 2029 falls on Monday 5 November. Amāvasyā runs from 16:15 on Mon 5 Nov to 12:24 on Tue 6 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28619, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "end": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-05T16:15:11+08:00", "utc": "2029-11-05T08:15:11Z", "ms": 1888560910676.6873 }, "end": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 } }, "kaala": "nishita", "days": [ { "local_date": "2029-11-05", "window": { "start": { "local": "2029-11-06T00:12:10+08:00", "utc": "2029-11-05T16:12:10Z", "ms": 1888589529614.5264 }, "end": { "local": "2029-11-06T01:00:10+08:00", "utc": "2029-11-05T17:00:10Z", "ms": 1888592409614.5264 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-06", "window": { "start": { "local": "2029-11-07T00:12:12+08:00", "utc": "2029-11-06T16:12:12Z", "ms": 1888675932195.3835 }, "end": { "local": "2029-11-07T01:00:12+08:00", "utc": "2029-11-06T17:00:12Z", "ms": 1888678812195.3835 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 16:15 on Mon 5 Nov to 12:24 on Tue 6 Nov.", "fact": "2029-11-05T08:15:11Z → 2029-11-06T04:24:08Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:12–01:00 on the 5th, 00:12–01:00 on the 6th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during niśītha. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28619 s" }, { "step": "ruling", "text": "Kālī Pūjā, Zunyi, 2029: Monday 5 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": "2029-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-05", "confidence": "determinate" } ], "quote": "In Zunyi, Kālī Pūjā 2029 falls on Monday 5 November. Amāvasyā runs from 16:15 on Mon 5 Nov to 12:24 on Tue 6 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 738, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-06", "window": { "start": { "local": "2029-11-06T12:11:50+08:00", "utc": "2029-11-06T04:11:50Z", "ms": 1888632710424.2178 }, "end": { "local": "2029-11-06T12:59:50+08:00", "utc": "2029-11-06T04:59:50Z", "ms": 1888635590424.2178 } }, "covered_min": 36, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-07", "window": { "start": { "local": "2029-11-07T12:11:54+08:00", "utc": "2029-11-07T04:11:54Z", "ms": 1888719113662.8665 }, "end": { "local": "2029-11-07T12:59:54+08:00", "utc": "2029-11-07T04:59:54Z", "ms": 1888721993662.8665 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov.", "fact": "2029-11-06T04:24:08Z → 2029-11-07T00:38:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 6th, 12:12–13:00 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 36 of 48 minutes on the 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 738 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Zunyi, 2029: Tuesday 6 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": "2029-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-06", "confidence": "determinate" } ], "quote": "In Zunyi, Govardhana Pūjā 2029 falls on Tuesday 6 November. Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov and covers 36 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20441, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-06", "window": { "start": { "local": "2029-11-06T18:04:49+08:00", "utc": "2029-11-06T10:04:49Z", "ms": 1888653889336.3499 }, "end": { "local": "2029-11-06T19:49:11+08:00", "utc": "2029-11-06T11:49:11Z", "ms": 1888660151432.0923 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "2029-11-07", "window": { "start": { "local": "2029-11-07T18:04:12+08:00", "utc": "2029-11-07T10:04:12Z", "ms": 1888740252271.3157 }, "end": { "local": "2029-11-07T19:48:45+08:00", "utc": "2029-11-07T11:48:45Z", "ms": 1888746525160.7744 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov.", "fact": "2029-11-06T04:24:08Z → 2029-11-07T00:38:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:49 on the 6th, 18:04–19:49 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 104 of 104 minutes on the 6th and 0 of 105 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 20441 s" }, { "step": "ruling", "text": "Bali Pūjā, Zunyi, 2029: Tuesday 6 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": "2029-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-06", "confidence": "determinate" } ], "quote": "In Zunyi, Bali Pūjā 2029 falls on Tuesday 6 November. Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12825, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 }, "end": { "local": "2029-11-08T05:07:56+08:00", "utc": "2029-11-07T21:07:56Z", "ms": 1888780075713.0637 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 }, "end": { "local": "2029-11-08T05:07:56+08:00", "utc": "2029-11-07T21:07:56Z", "ms": 1888780075713.0637 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-07", "window": { "start": { "local": "2029-11-07T12:11:54+08:00", "utc": "2029-11-07T04:11:54Z", "ms": 1888719113662.8665 }, "end": { "local": "2029-11-07T12:59:54+08:00", "utc": "2029-11-07T04:59:54Z", "ms": 1888721993662.8665 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-08", "window": { "start": { "local": "2029-11-08T12:11:58+08:00", "utc": "2029-11-08T04:11:58Z", "ms": 1888805517740.6626 }, "end": { "local": "2029-11-08T12:59:58+08:00", "utc": "2029-11-08T04:59:58Z", "ms": 1888808397740.6626 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 08:38 on Wed 7 Nov to 05:08 on Thu 8 Nov.", "fact": "2029-11-07T00:38:08Z → 2029-11-07T21:07:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 7th, 12:12–13:00 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12825 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Zunyi, 2029: Wednesday 7 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": "2029-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-07", "confidence": "determinate" } ], "quote": "In Zunyi, Yama Dvitīyā (Bhai Dooj) 2029 falls on Wednesday 7 November. Dvitīyā runs from 08:38 on Wed 7 Nov to 05:08 on Thu 8 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5433, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-06T12:24:08+08:00", "utc": "2029-11-06T04:24:08Z", "ms": 1888633448129.022 }, "end": { "local": "2029-11-07T08:38:08+08:00", "utc": "2029-11-07T00:38:08Z", "ms": 1888706288442.0498 } }, "kaala": "purvahna", "days": [ { "local_date": "2029-11-06", "window": { "start": { "local": "2029-11-06T07:06:52+08:00", "utc": "2029-11-05T23:06:52Z", "ms": 1888614411512.0857 }, "end": { "local": "2029-11-06T10:46:11+08:00", "utc": "2029-11-06T02:46:11Z", "ms": 1888627570786.8403 } }, "covered_min": 0, "window_min": 219, "qualifies": false }, { "local_date": "2029-11-07", "window": { "start": { "local": "2029-11-07T07:07:35+08:00", "utc": "2029-11-06T23:07:35Z", "ms": 1888700855054.4172 }, "end": { "local": "2029-11-07T10:46:27+08:00", "utc": "2029-11-07T02:46:27Z", "ms": 1888713987460.05 } }, "covered_min": 91, "window_min": 219, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov.", "fact": "2029-11-06T04:24:08Z → 2029-11-07T00:38:08Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:07–10:46 on the 6th, 07:08–10:46 on the 7th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 0 of 219 minutes on the 6th and 91 of 219 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5433 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Zunyi, 2029: Wednesday 7 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": "2029-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-07", "confidence": "determinate" } ], "quote": "In Zunyi, Dyūta Pratipad 2029 falls on Wednesday 7 November. Pratipadā runs from 12:24 on Tue 6 Nov to 08:38 on Wed 7 Nov and covers 91 of 219 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36515, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-11-09T02:03:28+08:00", "utc": "2029-11-08T18:03:28Z", "ms": 1888855407631.1177 }, "end": { "local": "2029-11-09T23:33:26+08:00", "utc": "2029-11-09T15:33:26Z", "ms": 1888932805919.213 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-09T02:03:28+08:00", "utc": "2029-11-08T18:03:28Z", "ms": 1888855407631.1177 }, "end": { "local": "2029-11-09T23:33:26+08:00", "utc": "2029-11-09T15:33:26Z", "ms": 1888932805919.213 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-09", "window": { "start": { "local": "2029-11-09T12:12:03+08:00", "utc": "2029-11-09T04:12:03Z", "ms": 1888891922655.8755 }, "end": { "local": "2029-11-09T13:00:03+08:00", "utc": "2029-11-09T05:00:03Z", "ms": 1888894802655.8755 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-10", "window": { "start": { "local": "2029-11-10T12:12:08+08:00", "utc": "2029-11-10T04:12:08Z", "ms": 1888978328406.9143 }, "end": { "local": "2029-11-10T13:00:08+08:00", "utc": "2029-11-10T05:00:08Z", "ms": 1888981208406.9143 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:03 on Fri 9 Nov to 23:33 on Fri 9 Nov.", "fact": "2029-11-08T18:03:28Z → 2029-11-09T15:33:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 9th, 12:12–13:00 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36515 s" }, { "step": "ruling", "text": "Nāga Caturthī, Zunyi, 2029: Friday 9 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": "2029-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-09", "confidence": "determinate" } ], "quote": "In Zunyi, Nāga Caturthī 2029 falls on Friday 9 November. Caturthī runs from 02:03 on Fri 9 Nov to 23:33 on Fri 9 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-11-09", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36515, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-11-09T02:03:28+08:00", "utc": "2029-11-08T18:03:28Z", "ms": 1888855407631.1177 }, "end": { "local": "2029-11-09T23:33:26+08:00", "utc": "2029-11-09T15:33:26Z", "ms": 1888932805919.213 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-09T02:03:28+08:00", "utc": "2029-11-08T18:03:28Z", "ms": 1888855407631.1177 }, "end": { "local": "2029-11-09T23:33:26+08:00", "utc": "2029-11-09T15:33:26Z", "ms": 1888932805919.213 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-09", "window": { "start": { "local": "2029-11-09T12:12:03+08:00", "utc": "2029-11-09T04:12:03Z", "ms": 1888891922655.8755 }, "end": { "local": "2029-11-09T13:00:03+08:00", "utc": "2029-11-09T05:00:03Z", "ms": 1888894802655.8755 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-10", "window": { "start": { "local": "2029-11-10T12:12:08+08:00", "utc": "2029-11-10T04:12:08Z", "ms": 1888978328406.9143 }, "end": { "local": "2029-11-10T13:00:08+08:00", "utc": "2029-11-10T05:00:08Z", "ms": 1888981208406.9143 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:03 on Fri 9 Nov to 23:33 on Fri 9 Nov.", "fact": "2029-11-08T18:03:28Z → 2029-11-09T15:33:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 9th, 12:12–13:00 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36515 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Friday 9 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": "2029-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-09", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Friday 9 November. Caturthī runs from 02:03 on Fri 9 Nov to 23:33 on Fri 9 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27687, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-11-10T21:44:42+08:00", "utc": "2029-11-10T13:44:42Z", "ms": 1889012682276.8022 }, "end": { "local": "2029-11-11T20:41:42+08:00", "utc": "2029-11-11T12:41:42Z", "ms": 1889095302350.9163 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-10T21:44:42+08:00", "utc": "2029-11-10T13:44:42Z", "ms": 1889012682276.8022 }, "end": { "local": "2029-11-11T20:41:42+08:00", "utc": "2029-11-11T12:41:42Z", "ms": 1889095302350.9163 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-10", "window": { "start": { "local": "2029-11-10T12:12:08+08:00", "utc": "2029-11-10T04:12:08Z", "ms": 1888978328406.9143 }, "end": { "local": "2029-11-10T13:00:08+08:00", "utc": "2029-11-10T05:00:08Z", "ms": 1888981208406.9143 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-11-11", "window": { "start": { "local": "2029-11-11T12:12:15+08:00", "utc": "2029-11-11T04:12:15Z", "ms": 1889064734992.557 }, "end": { "local": "2029-11-11T13:00:15+08:00", "utc": "2029-11-11T05:00:15Z", "ms": 1889067614992.557 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 21:45 on Sat 10 Nov to 20:42 on Sun 11 Nov.", "fact": "2029-11-10T13:44:42Z → 2029-11-11T12:41:42Z" }, { "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": "Ṣaṣṭhī 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: unstated → only-day · margin 27687 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Zunyi, 2029: Sunday 11 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": "2029-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-11", "confidence": "determinate" } ], "quote": "In Zunyi, Sūrya Ṣaṣṭhī (Chhath) 2029 falls on Sunday 11 November. Ṣaṣṭhī runs from 21:45 on Sat 10 Nov to 20:42 on Sun 11 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26732, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2029-11-12T20:25:55+08:00", "utc": "2029-11-12T12:25:55Z", "ms": 1889180754708.6565 }, "end": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-12T20:25:55+08:00", "utc": "2029-11-12T12:25:55Z", "ms": 1889180754708.6565 }, "end": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-12", "window": { "start": { "local": "2029-11-12T12:12:22+08:00", "utc": "2029-11-12T04:12:22Z", "ms": 1889151142411.9277 }, "end": { "local": "2029-11-12T13:00:22+08:00", "utc": "2029-11-12T05:00:22Z", "ms": 1889154022411.9277 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-11-13", "window": { "start": { "local": "2029-11-13T12:12:31+08:00", "utc": "2029-11-13T04:12:31Z", "ms": 1889237550664.3135 }, "end": { "local": "2029-11-13T13:00:31+08:00", "utc": "2029-11-13T05:00:31Z", "ms": 1889240430664.3135 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 20:26 on Mon 12 Nov to 20:56 on Tue 13 Nov.", "fact": "2029-11-12T12:25:55Z → 2029-11-13T12:55:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 12th, 12:13–13:01 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26732 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Zunyi, 2029: Tuesday 13 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": "2029-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-13", "confidence": "determinate" } ], "quote": "In Zunyi, Gopāṣṭamī 2029 falls on Tuesday 13 November. Aṣṭamī runs from 20:26 on Mon 12 Nov to 20:56 on Tue 13 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32856, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 }, "end": { "local": "2029-11-14T22:05:58+08:00", "utc": "2029-11-14T14:05:58Z", "ms": 1889359557754.9604 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 }, "end": { "local": "2029-11-14T22:05:58+08:00", "utc": "2029-11-14T14:05:58Z", "ms": 1889359557754.9604 } }, "kaala": "purvahna", "days": [ { "local_date": "2029-11-14", "window": { "start": { "local": "2029-11-14T07:12:48+08:00", "utc": "2029-11-13T23:12:48Z", "ms": 1889305968354.316 }, "end": { "local": "2029-11-14T10:48:43+08:00", "utc": "2029-11-14T02:48:43Z", "ms": 1889318922617.3875 } }, "covered_min": 216, "window_min": 216, "qualifies": true }, { "local_date": "2029-11-15", "window": { "start": { "local": "2029-11-15T07:13:34+08:00", "utc": "2029-11-14T23:13:34Z", "ms": 1889392414077.8203 }, "end": { "local": "2029-11-15T10:49:04+08:00", "utc": "2029-11-15T02:49:04Z", "ms": 1889405344469.0532 } }, "covered_min": 0, "window_min": 216, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:56 on Tue 13 Nov to 22:06 on Wed 14 Nov.", "fact": "2029-11-13T12:55:35Z → 2029-11-14T14:05:58Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:13–10:49 on the 14th, 07:14–10:49 on the 15th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 216 of 216 minutes on the 14th and 0 of 216 on the 15th.", "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 32856 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Zunyi, 2029: Wednesday 14 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": "2029-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-14", "confidence": "determinate" } ], "quote": "In Zunyi, Akṣaya Navamī (Amla Navami) 2029 falls on Wednesday 14 November. Navamī runs from 20:56 on Tue 13 Nov to 22:06 on Wed 14 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28505, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 }, "end": { "local": "2029-11-14T22:05:58+08:00", "utc": "2029-11-14T14:05:58Z", "ms": 1889359557754.9604 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-13T20:55:35+08:00", "utc": "2029-11-13T12:55:35Z", "ms": 1889268935319.4612 }, "end": { "local": "2029-11-14T22:05:58+08:00", "utc": "2029-11-14T14:05:58Z", "ms": 1889359557754.9604 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-13", "window": { "start": { "local": "2029-11-13T12:12:31+08:00", "utc": "2029-11-13T04:12:31Z", "ms": 1889237550664.3135 }, "end": { "local": "2029-11-13T13:00:31+08:00", "utc": "2029-11-13T05:00:31Z", "ms": 1889240430664.3135 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-11-14", "window": { "start": { "local": "2029-11-14T12:12:40+08:00", "utc": "2029-11-14T04:12:40Z", "ms": 1889323959748.923 }, "end": { "local": "2029-11-14T13:00:40+08:00", "utc": "2029-11-14T05:00:40Z", "ms": 1889326839748.923 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 20:56 on Tue 13 Nov to 22:06 on Wed 14 Nov.", "fact": "2029-11-13T12:55:35Z → 2029-11-14T14:05:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 13th, 12:13–13:01 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 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: purvaviddha → only-day · margin 28505 s" }, { "step": "ruling", "text": "Durgā Navamī, Zunyi, 2029: Wednesday 14 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": "2029-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-14", "confidence": "determinate" } ], "quote": "In Zunyi, Durgā Navamī 2029 falls on Wednesday 14 November. Navamī runs from 20:56 on Tue 13 Nov to 22:06 on Wed 14 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-11-16", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18975, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-11-15T23:49:53+08:00", "utc": "2029-11-15T15:49:53Z", "ms": 1889452192940.7258 }, "end": { "local": "2029-11-17T01:58:51+08:00", "utc": "2029-11-16T17:58:51Z", "ms": 1889546331235.499 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-15T23:49:53+08:00", "utc": "2029-11-15T15:49:53Z", "ms": 1889452192940.7258 }, "end": { "local": "2029-11-17T01:58:51+08:00", "utc": "2029-11-16T17:58:51Z", "ms": 1889546331235.499 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-11-16", "window": { "start": { "local": "2029-11-16T07:14:20+08:00", "utc": "2029-11-15T23:14:20Z", "ms": 1889478859980.5706 }, "end": { "local": "2029-11-16T07:14:20+08:00", "utc": "2029-11-15T23:14:20Z", "ms": 1889478859980.5706 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-11-17", "window": { "start": { "local": "2029-11-17T07:15:06+08:00", "utc": "2029-11-16T23:15:06Z", "ms": 1889565306040.6743 }, "end": { "local": "2029-11-17T07:15:06+08:00", "utc": "2029-11-16T23:15:06Z", "ms": 1889565306040.6743 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:50 on Thu 15 Nov to 01:59 on Sat 17 Nov.", "fact": "2029-11-15T15:49:53Z → 2029-11-16T17:58:51Z" }, { "step": "kaala", "text": "Sunrise is at 07:14 on the 16th and 07:15 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 18975 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Zunyi, 2029: Friday 16 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": "2029-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-16", "confidence": "determinate" } ], "quote": "In Zunyi, Prabodhinī Ekādaśī 2029 falls on Friday 16 November. Ekādaśī runs from 23:50 on Thu 15 Nov to 01:59 on Sat 17 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-11-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-11-18", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31119, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-11-18T04:24:10+08:00", "utc": "2029-11-17T20:24:10Z", "ms": 1889641449694.7761 }, "end": { "local": "2029-11-19T06:57:45+08:00", "utc": "2029-11-18T22:57:45Z", "ms": 1889737065032.6047 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-18T04:24:10+08:00", "utc": "2029-11-17T20:24:10Z", "ms": 1889641449694.7761 }, "end": { "local": "2029-11-19T06:57:45+08:00", "utc": "2029-11-18T22:57:45Z", "ms": 1889737065032.6047 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-11-17", "window": { "start": { "local": "2029-11-17T17:59:18+08:00", "utc": "2029-11-17T09:59:18Z", "ms": 1889603957924.7778 }, "end": { "local": "2029-11-17T19:45:30+08:00", "utc": "2029-11-17T11:45:30Z", "ms": 1889610330499.5354 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "2029-11-18", "window": { "start": { "local": "2029-11-18T17:58:57+08:00", "utc": "2029-11-18T09:58:57Z", "ms": 1889690336524.556 }, "end": { "local": "2029-11-18T19:45:18+08:00", "utc": "2029-11-18T11:45:18Z", "ms": 1889696718126.8 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:24 on Sun 18 Nov to 06:58 on Mon 19 Nov.", "fact": "2029-11-17T20:24:10Z → 2029-11-18T22:57:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:46 on the 17th, 17:59–19:45 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 106 minutes on the 17th and 106 of 106 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31119 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Sunday 18 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": "2029-11-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-18", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Sunday 18 November. Trayodaśī runs from 04:24 on Sun 18 Nov to 06:58 on Mon 19 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-11-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 668, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-11-20T09:32:40+08:00", "utc": "2029-11-20T01:32:40Z", "ms": 1889832759556.747 }, "end": { "local": "2029-11-21T12:02:59+08:00", "utc": "2029-11-21T04:02:59Z", "ms": 1889928178740.2952 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-20T09:32:40+08:00", "utc": "2029-11-20T01:32:40Z", "ms": 1889832759556.747 }, "end": { "local": "2029-11-21T12:02:59+08:00", "utc": "2029-11-21T04:02:59Z", "ms": 1889928178740.2952 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-11-20", "window": { "start": { "local": "2029-11-20T12:13:52+08:00", "utc": "2029-11-20T04:13:52Z", "ms": 1889842431632.8257 }, "end": { "local": "2029-11-20T13:01:52+08:00", "utc": "2029-11-20T05:01:52Z", "ms": 1889845311632.8257 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-11-21", "window": { "start": { "local": "2029-11-21T12:14:06+08:00", "utc": "2029-11-21T04:14:06Z", "ms": 1889928846478.5193 }, "end": { "local": "2029-11-21T13:02:06+08:00", "utc": "2029-11-21T05:02:06Z", "ms": 1889931726478.5193 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:33 on Tue 20 Nov to 12:03 on Wed 21 Nov.", "fact": "2029-11-20T01:32:40Z → 2029-11-21T04:02:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:14–13:02 on the 20th, 12:14–13:02 on the 21st.", "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 20th and 0 of 48 on the 21st.", "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 668 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Zunyi, 2029: Tuesday 20 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": "2029-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-20", "confidence": "boundary" } ], "quote": "In Zunyi, Kārtikī Pūrṇimā 2029 falls on Tuesday 20 November. Pūrṇimā runs from 09:33 on Tue 20 Nov to 12:03 on Wed 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30639, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-11-20T09:32:40+08:00", "utc": "2029-11-20T01:32:40Z", "ms": 1889832759556.747 }, "end": { "local": "2029-11-21T12:02:59+08:00", "utc": "2029-11-21T04:02:59Z", "ms": 1889928178740.2952 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2029-11-20T09:32:40+08:00", "utc": "2029-11-20T01:32:40Z", "ms": 1889832759556.747 }, "end": { "local": "2029-11-21T12:02:59+08:00", "utc": "2029-11-21T04:02:59Z", "ms": 1889928178740.2952 } }, "kaala": "nishita", "days": [ { "local_date": "2029-11-19", "window": { "start": { "local": "2029-11-20T00:14:01+08:00", "utc": "2029-11-19T16:14:01Z", "ms": 1889799240794.4963 }, "end": { "local": "2029-11-20T01:02:01+08:00", "utc": "2029-11-19T17:02:01Z", "ms": 1889802120794.4963 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-11-20", "window": { "start": { "local": "2029-11-21T00:14:15+08:00", "utc": "2029-11-20T16:14:15Z", "ms": 1889885654859.7217 }, "end": { "local": "2029-11-21T01:02:15+08:00", "utc": "2029-11-20T17:02:15Z", "ms": 1889888534859.7217 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 09:33 on Tue 20 Nov to 12:03 on Wed 21 Nov.", "fact": "2029-11-20T01:32:40Z → 2029-11-21T04:02:59Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:14–01:02 on the 19th, 00:14–01:02 on the 20th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30639 s" }, { "step": "ruling", "text": "Rāsayātrā, Zunyi, 2029: Tuesday 20 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": "2029-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-20", "confidence": "determinate" } ], "quote": "In Zunyi, Rāsayātrā 2029 falls on Tuesday 20 November. Pūrṇimā runs from 09:33 on Tue 20 Nov to 12:03 on Wed 21 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-11-24", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-11-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6806, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-11-24T18:14:49+08:00", "utc": "2029-11-24T10:14:49Z", "ms": 1890209688795.1973 }, "end": { "local": "2029-11-25T19:35:06+08:00", "utc": "2029-11-25T11:35:06Z", "ms": 1890300905908.115 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-11-24T18:14:49+08:00", "utc": "2029-11-24T10:14:49Z", "ms": 1890209688795.1973 }, "end": { "local": "2029-11-25T19:35:06+08:00", "utc": "2029-11-25T11:35:06Z", "ms": 1890300905908.115 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-11-24", "window": { "start": { "local": "2029-11-24T20:32:12+08:00", "utc": "2029-11-24T12:32:12Z", "ms": 1890217931833.862 }, "end": { "local": "2029-11-24T20:32:12+08:00", "utc": "2029-11-24T12:32:12Z", "ms": 1890217931833.862 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-11-25", "window": { "start": { "local": "2029-11-25T21:28:31+08:00", "utc": "2029-11-25T13:28:31Z", "ms": 1890307711423.029 }, "end": { "local": "2029-11-25T21:28:31+08:00", "utc": "2029-11-25T13:28:31Z", "ms": 1890307711423.029 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:15 on Sat 24 Nov to 19:35 on Sun 25 Nov.", "fact": "2029-11-24T10:14:49Z → 2029-11-25T11:35:06Z" }, { "step": "kaala", "text": "Moonrise is at 20:32 on the 24th and 21:29 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 24th and is not on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6806 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Saturday 24 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": "2029-11-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-11-24", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Saturday 24 November. Caturthī runs from 18:15 on Sat 24 Nov to 19:35 on Sun 25 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-11-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-12-02", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17732, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-12-01T15:10:05+08:00", "utc": "2029-12-01T07:10:05Z", "ms": 1890803404740.3086 }, "end": { "local": "2029-12-02T12:22:10+08:00", "utc": "2029-12-02T04:22:10Z", "ms": 1890879730168.9192 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-01T15:10:05+08:00", "utc": "2029-12-01T07:10:05Z", "ms": 1890803404740.3086 }, "end": { "local": "2029-12-02T12:22:10+08:00", "utc": "2029-12-02T04:22:10Z", "ms": 1890879730168.9192 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-12-01", "window": { "start": { "local": "2029-12-01T07:25:53+08:00", "utc": "2029-11-30T23:25:53Z", "ms": 1890775552850.7554 }, "end": { "local": "2029-12-01T07:25:53+08:00", "utc": "2029-11-30T23:25:53Z", "ms": 1890775552850.7554 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2029-12-02", "window": { "start": { "local": "2029-12-02T07:26:38+08:00", "utc": "2029-12-01T23:26:38Z", "ms": 1890861997950.218 }, "end": { "local": "2029-12-02T07:26:38+08:00", "utc": "2029-12-01T23:26:38Z", "ms": 1890861997950.218 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:10 on Sat 1 Dec to 12:22 on Sun 2 Dec.", "fact": "2029-12-01T07:10:05Z → 2029-12-02T04:22:10Z" }, { "step": "kaala", "text": "Sunrise is at 07:26 on the 1st and 07:27 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 1st and is on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17732 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Zunyi, 2029: Sunday 2 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": "2029-12-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-02", "confidence": "determinate" } ], "quote": "In Zunyi, Utpannā Ekādaśī 2029 falls on Sunday 2 December. Ekādaśī runs from 15:10 on Sat 1 Dec to 12:22 on Sun 2 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-12-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/pradosha-vrata?on=2029-12-03", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31510, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-12-03T09:11:36+08:00", "utc": "2029-12-03T01:11:36Z", "ms": 1890954696396.2202 }, "end": { "local": "2029-12-04T05:46:50+08:00", "utc": "2029-12-03T21:46:50Z", "ms": 1891028809819.9346 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-03T09:11:36+08:00", "utc": "2029-12-03T01:11:36Z", "ms": 1890954696396.2202 }, "end": { "local": "2029-12-04T05:46:50+08:00", "utc": "2029-12-03T21:46:50Z", "ms": 1891028809819.9346 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-12-03", "window": { "start": { "local": "2029-12-03T17:56:46+08:00", "utc": "2029-12-03T09:56:46Z", "ms": 1890986205971.7952 }, "end": { "local": "2029-12-03T19:44:57+08:00", "utc": "2029-12-03T11:44:57Z", "ms": 1890992696785.1584 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "2029-12-04", "window": { "start": { "local": "2029-12-04T17:56:50+08:00", "utc": "2029-12-04T09:56:50Z", "ms": 1891072610255.4429 }, "end": { "local": "2029-12-04T19:45:06+08:00", "utc": "2029-12-04T11:45:06Z", "ms": 1891079106355.2876 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:12 on Mon 3 Dec to 05:47 on Tue 4 Dec.", "fact": "2029-12-03T01:11:36Z → 2029-12-03T21:46:50Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:57–19:45 on the 3rd, 17:57–19:45 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 3rd and 0 of 108 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31510 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Zunyi, 2029: Monday 3 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": "2029-12-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-03", "confidence": "determinate" } ], "quote": "In Zunyi, Kṛṣṇa Pradoṣa Vrata 2029 falls on Monday 3 December. Trayodaśī runs from 09:12 on Mon 3 Dec to 05:47 on Tue 4 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-12-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/shivaratri?on=2029-12-04", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4216, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2029-12-04T05:46:50+08:00", "utc": "2029-12-03T21:46:50Z", "ms": 1891028809819.9346 }, "end": { "local": "2029-12-05T02:17:06+08:00", "utc": "2029-12-04T18:17:06Z", "ms": 1891102626320.0356 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-04T05:46:50+08:00", "utc": "2029-12-03T21:46:50Z", "ms": 1891028809819.9346 }, "end": { "local": "2029-12-05T02:17:06+08:00", "utc": "2029-12-04T18:17:06Z", "ms": 1891102626320.0356 } }, "kaala": "nishita", "days": [ { "local_date": "2029-12-03", "window": { "start": { "local": "2029-12-04T00:18:27+08:00", "utc": "2029-12-03T16:18:27Z", "ms": 1891009106521.9072 }, "end": { "local": "2029-12-04T01:06:27+08:00", "utc": "2029-12-03T17:06:27Z", "ms": 1891011986521.9072 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-12-04", "window": { "start": { "local": "2029-12-05T00:18:51+08:00", "utc": "2029-12-04T16:18:51Z", "ms": 1891095530629.8606 }, "end": { "local": "2029-12-05T01:06:51+08:00", "utc": "2029-12-04T17:06:51Z", "ms": 1891098410629.8606 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:47 on Tue 4 Dec to 02:17 on Wed 5 Dec.", "fact": "2029-12-03T21:46:50Z → 2029-12-04T18:17:06Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:18–01:06 on the 3rd, 00:19–01:07 on the 4th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4216 s" }, { "step": "ruling", "text": "Śivarātri, Zunyi, 2029: Tuesday 4 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": "2029-12-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-04", "confidence": "determinate" } ], "quote": "In Zunyi, Śivarātri 2029 falls on Tuesday 4 December. Caturdaśī runs from 05:47 on Tue 4 Dec to 02:17 on Wed 5 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/zunyi/festivals/2029/shivaratri?on=2029-12-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-12-09", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-09", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 0, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-12-08T14:41:54+08:00", "utc": "2029-12-08T06:41:54Z", "ms": 1891406513664.551 }, "end": { "local": "2029-12-09T13:08:39+08:00", "utc": "2029-12-09T05:08:39Z", "ms": 1891487318730.7488 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-08T14:41:54+08:00", "utc": "2029-12-08T06:41:54Z", "ms": 1891406513664.551 }, "end": { "local": "2029-12-09T13:08:39+08:00", "utc": "2029-12-09T05:08:39Z", "ms": 1891487318730.7488 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-08", "window": { "start": { "local": "2029-12-08T12:20:11+08:00", "utc": "2029-12-08T04:20:11Z", "ms": 1891398011490.5063 }, "end": { "local": "2029-12-08T13:08:11+08:00", "utc": "2029-12-08T05:08:11Z", "ms": 1891400891490.5063 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-12-09", "window": { "start": { "local": "2029-12-09T12:20:38+08:00", "utc": "2029-12-09T04:20:38Z", "ms": 1891484438416.6633 }, "end": { "local": "2029-12-09T13:08:38+08:00", "utc": "2029-12-09T05:08:38Z", "ms": 1891487318416.6633 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:42 on Sat 8 Dec to 13:09 on Sun 9 Dec.", "fact": "2029-12-08T06:41:54Z → 2029-12-09T05:08:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 8th, 12:21–13:09 on the 9th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 0 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Zunyi, 2029: Sunday 9 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-12-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-09", "confidence": "determinate" } ], "quote": "In Zunyi, Vināyaka Caturthī 2029 falls on Sunday 9 December. Caturthī runs from 14:42 on Sat 8 Dec to 13:09 on Sun 9 Dec and covers all of madhyāhna that midday. It is 0 min 00 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/vinayaka-chaturthi?on=2029-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-10", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 0, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2029-12-09T13:08:39+08:00", "utc": "2029-12-09T05:08:39Z", "ms": 1891487318730.7488 }, "end": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-09T13:08:39+08:00", "utc": "2029-12-09T05:08:39Z", "ms": 1891487318730.7488 }, "end": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-09", "window": { "start": { "local": "2029-12-09T12:20:38+08:00", "utc": "2029-12-09T04:20:38Z", "ms": 1891484438416.6633 }, "end": { "local": "2029-12-09T13:08:38+08:00", "utc": "2029-12-09T05:08:38Z", "ms": 1891487318416.6633 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-12-10", "window": { "start": { "local": "2029-12-10T12:21:06+08:00", "utc": "2029-12-10T04:21:06Z", "ms": 1891570865765.7314 }, "end": { "local": "2029-12-10T13:09:06+08:00", "utc": "2029-12-10T05:09:06Z", "ms": 1891573745765.7314 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 13:09 on Sun 9 Dec to 12:21 on Mon 10 Dec.", "fact": "2029-12-09T05:08:39Z → 2029-12-10T04:21:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 9th, 12:21–13:09 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 0 s < 300 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Zunyi, 2029: Monday 10 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-12-10", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-10", "confidence": "determinate" } ], "quote": "In Zunyi, Nāga Pañcamī (Mārgaśīrṣa) 2029 falls on Monday 10 December. Pañcamī runs from 13:09 on Sun 9 Dec to 12:21 on Mon 10 Dec, and reaches madhyāhna on neither day. It is 0 min 00 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-10", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 1, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 }, "end": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 }, "end": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-10", "window": { "start": { "local": "2029-12-10T12:21:06+08:00", "utc": "2029-12-10T04:21:06Z", "ms": 1891570865765.7314 }, "end": { "local": "2029-12-10T13:09:06+08:00", "utc": "2029-12-10T05:09:06Z", "ms": 1891573745765.7314 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-12-11", "window": { "start": { "local": "2029-12-11T12:21:34+08:00", "utc": "2029-12-11T04:21:34Z", "ms": 1891657293506.0266 }, "end": { "local": "2029-12-11T13:09:34+08:00", "utc": "2029-12-11T05:09:34Z", "ms": 1891660173506.0266 } }, "covered_min": 0, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 12:21 on Mon 10 Dec to 12:22 on Tue 11 Dec.", "fact": "2029-12-10T04:21:02Z → 2029-12-11T04:21:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 10th, 12:22–13:10 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1 s < 300 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Zunyi, 2029: Monday 10 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-12-10", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-10", "confidence": "determinate" } ], "quote": "In Zunyi, Skanda Ṣaṣṭhī 2029 falls on Monday 10 December. Ṣaṣṭhī runs from 12:21 on Mon 10 Dec to 12:22 on Tue 11 Dec and covers all of madhyāhna that midday. It also reaches the next midday for 0 minutes; by the rule the first midday is taken. It is 0 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-11", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 1, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 }, "end": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-10T12:21:02+08:00", "utc": "2029-12-10T04:21:02Z", "ms": 1891570861762.891 }, "end": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-10", "window": { "start": { "local": "2029-12-10T12:21:06+08:00", "utc": "2029-12-10T04:21:06Z", "ms": 1891570865765.7314 }, "end": { "local": "2029-12-10T13:09:06+08:00", "utc": "2029-12-10T05:09:06Z", "ms": 1891573745765.7314 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-12-11", "window": { "start": { "local": "2029-12-11T12:21:34+08:00", "utc": "2029-12-11T04:21:34Z", "ms": 1891657293506.0266 }, "end": { "local": "2029-12-11T13:09:34+08:00", "utc": "2029-12-11T05:09:34Z", "ms": 1891660173506.0266 } }, "covered_min": 0, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 12:21 on Mon 10 Dec to 12:22 on Tue 11 Dec.", "fact": "2029-12-10T04:21:02Z → 2029-12-11T04:21:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 10th, 12:22–13:10 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 1 s < 300 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Zunyi, 2029: Tuesday 11 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-12-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-11", "confidence": "determinate" } ], "quote": "In Zunyi, Campā Ṣaṣṭhī 2029 falls on Tuesday 11 December. Ṣaṣṭhī runs from 12:21 on Mon 10 Dec to 12:22 on Tue 11 Dec and covers 0 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken. It is 0 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-11", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 1, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 }, "end": { "local": "2029-12-12T13:09:19+08:00", "utc": "2029-12-12T05:09:19Z", "ms": 1891746558931.3416 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-11T12:21:35+08:00", "utc": "2029-12-11T04:21:35Z", "ms": 1891657294927.0264 }, "end": { "local": "2029-12-12T13:09:19+08:00", "utc": "2029-12-12T05:09:19Z", "ms": 1891746558931.3416 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-11", "window": { "start": { "local": "2029-12-11T12:21:34+08:00", "utc": "2029-12-11T04:21:34Z", "ms": 1891657293506.0266 }, "end": { "local": "2029-12-11T13:09:34+08:00", "utc": "2029-12-11T05:09:34Z", "ms": 1891660173506.0266 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2029-12-12", "window": { "start": { "local": "2029-12-12T12:22:02+08:00", "utc": "2029-12-12T04:22:02Z", "ms": 1891743721606.24 }, "end": { "local": "2029-12-12T13:10:02+08:00", "utc": "2029-12-12T05:10:02Z", "ms": 1891746601606.24 } }, "covered_min": 47, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 12:22 on Tue 11 Dec to 13:09 on Wed 12 Dec.", "fact": "2029-12-11T04:21:35Z → 2029-12-12T05:09:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 11th, 12:22–13:10 on the 12th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 11th and 47 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1 s < 300 s" }, { "step": "ruling", "text": "Mitra Saptamī, Zunyi, 2029: Tuesday 11 December.", "fact": "confidence: boundary (margin)" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2029-12-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-11", "confidence": "determinate" } ], "quote": "In Zunyi, Mitra Saptamī 2029 falls on Tuesday 11 December. Saptamī runs from 12:22 on Tue 11 Dec to 13:09 on Wed 12 Dec and covers all of madhyāhna that midday. It also reaches the next midday for 47 minutes; by the rule the first midday is taken. It is 0 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/ekadashi?on=2029-12-16", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35319, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-12-15T19:10:20+08:00", "utc": "2029-12-15T11:10:20Z", "ms": 1892027420369.9587 }, "end": { "local": "2029-12-16T21:48:08+08:00", "utc": "2029-12-16T13:48:08Z", "ms": 1892123288338.7595 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-15T19:10:20+08:00", "utc": "2029-12-15T11:10:20Z", "ms": 1892027420369.9587 }, "end": { "local": "2029-12-16T21:48:08+08:00", "utc": "2029-12-16T13:48:08Z", "ms": 1892123288338.7595 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-12-16", "window": { "start": { "local": "2029-12-16T07:36:12+08:00", "utc": "2029-12-15T23:36:12Z", "ms": 1892072172264.7976 }, "end": { "local": "2029-12-16T07:36:12+08:00", "utc": "2029-12-15T23:36:12Z", "ms": 1892072172264.7976 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-12-17", "window": { "start": { "local": "2029-12-17T07:36:47+08:00", "utc": "2029-12-16T23:36:47Z", "ms": 1892158607438.9985 }, "end": { "local": "2029-12-17T07:36:47+08:00", "utc": "2029-12-16T23:36:47Z", "ms": 1892158607438.9985 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:10 on Sat 15 Dec to 21:48 on Sun 16 Dec.", "fact": "2029-12-15T11:10:20Z → 2029-12-16T13:48:08Z" }, { "step": "kaala", "text": "Sunrise is at 07:36 on the 16th and 07:37 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35319 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Zunyi, 2029: Sunday 16 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": "2029-12-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-16", "confidence": "determinate" } ], "quote": "In Zunyi, Mokṣadā Ekādaśī 2029 falls on Sunday 16 December. Ekādaśī runs from 19:10 on Sat 15 Dec to 21:48 on Sun 16 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-12-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30971, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2029-12-16T21:48:08+08:00", "utc": "2029-12-16T13:48:08Z", "ms": 1892123288338.7595 }, "end": { "local": "2029-12-18T00:25:14+08:00", "utc": "2029-12-17T16:25:14Z", "ms": 1892219113994.3274 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-16T21:48:08+08:00", "utc": "2029-12-16T13:48:08Z", "ms": 1892123288338.7595 }, "end": { "local": "2029-12-18T00:25:14+08:00", "utc": "2029-12-17T16:25:14Z", "ms": 1892219113994.3274 } }, "kaala": "madhyahna", "days": [ { "local_date": "2029-12-16", "window": { "start": { "local": "2029-12-16T12:23:57+08:00", "utc": "2029-12-16T04:23:57Z", "ms": 1892089436985.3328 }, "end": { "local": "2029-12-16T13:11:57+08:00", "utc": "2029-12-16T05:11:57Z", "ms": 1892092316985.3328 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2029-12-17", "window": { "start": { "local": "2029-12-17T12:24:26+08:00", "utc": "2029-12-17T04:24:26Z", "ms": 1892175866419.5803 }, "end": { "local": "2029-12-17T13:12:26+08:00", "utc": "2029-12-17T05:12:26Z", "ms": 1892178746419.5803 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 21:48 on Sun 16 Dec to 00:25 on Tue 18 Dec.", "fact": "2029-12-16T13:48:08Z → 2029-12-17T16:25:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 16th, 12:24–13:12 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 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 30971 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Zunyi, 2029: Monday 17 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": "2029-12-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-17", "confidence": "determinate" } ], "quote": "In Zunyi, Akhaṇḍa Dvādaśī 2029 falls on Monday 17 December. Dvādaśī runs from 21:48 on Sun 16 Dec to 00:25 on Tue 18 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/pradosha-vrata?on=2029-12-18", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16570, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2029-12-18T00:25:14+08:00", "utc": "2029-12-17T16:25:14Z", "ms": 1892219113994.3274 }, "end": { "local": "2029-12-19T02:51:50+08:00", "utc": "2029-12-18T18:51:50Z", "ms": 1892314310059.1213 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-18T00:25:14+08:00", "utc": "2029-12-17T16:25:14Z", "ms": 1892219113994.3274 }, "end": { "local": "2029-12-19T02:51:50+08:00", "utc": "2029-12-18T18:51:50Z", "ms": 1892314310059.1213 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-12-17", "window": { "start": { "local": "2029-12-17T18:00:05+08:00", "utc": "2029-12-17T10:00:05Z", "ms": 1892196005400.162 }, "end": { "local": "2029-12-17T19:49:04+08:00", "utc": "2029-12-17T11:49:04Z", "ms": 1892202543562.8088 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "2029-12-18", "window": { "start": { "local": "2029-12-18T18:00:30+08:00", "utc": "2029-12-18T10:00:30Z", "ms": 1892282430435.0688 }, "end": { "local": "2029-12-18T19:49:30+08:00", "utc": "2029-12-18T11:49:30Z", "ms": 1892288969680.0303 } }, "covered_min": 109, "window_min": 109, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:25 on Tue 18 Dec to 02:52 on Wed 19 Dec.", "fact": "2029-12-17T16:25:14Z → 2029-12-18T18:51:50Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:00–19:49 on the 17th, 18:01–19:49 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 109 minutes on the 17th and 109 of 109 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16570 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Zunyi, 2029: Tuesday 18 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": "2029-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-18", "confidence": "determinate" } ], "quote": "In Zunyi, Śukla Pradoṣa Vrata 2029 falls on Tuesday 18 December. Trayodaśī runs from 00:25 on Tue 18 Dec to 02:52 on Wed 19 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/pradosha-vrata?on=2029-12-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33038, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2029-12-20T05:00:34+08:00", "utc": "2029-12-19T21:00:34Z", "ms": 1892408434309.54 }, "end": { "local": "2029-12-21T06:46:31+08:00", "utc": "2029-12-20T22:46:31Z", "ms": 1892501191499.488 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-20T05:00:34+08:00", "utc": "2029-12-19T21:00:34Z", "ms": 1892408434309.54 }, "end": { "local": "2029-12-21T06:46:31+08:00", "utc": "2029-12-20T22:46:31Z", "ms": 1892501191499.488 } }, "kaala": "pradosha", "days": [ { "local_date": "2029-12-19", "window": { "start": { "local": "2029-12-19T18:00:57+08:00", "utc": "2029-12-19T10:00:57Z", "ms": 1892368856784.17 }, "end": { "local": "2029-12-19T19:49:57+08:00", "utc": "2029-12-19T11:49:57Z", "ms": 1892375396794.4521 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "2029-12-20", "window": { "start": { "local": "2029-12-20T18:01:24+08:00", "utc": "2029-12-20T10:01:24Z", "ms": 1892455284420.1719 }, "end": { "local": "2029-12-20T19:50:25+08:00", "utc": "2029-12-20T11:50:25Z", "ms": 1892461824877.9602 } }, "covered_min": 109, "window_min": 109, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:01 on Thu 20 Dec to 06:47 on Fri 21 Dec.", "fact": "2029-12-19T21:00:34Z → 2029-12-20T22:46:31Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:01–19:50 on the 19th, 18:01–19:50 on the 20th.", "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 109 minutes on the 19th and 109 of 109 on the 20th.", "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 33038 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Zunyi, 2029: Thursday 20 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": "2029-12-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-20", "confidence": "determinate" } ], "quote": "In Zunyi, Dattātreyotpatti (Datta Jayanti) 2029 falls on Thursday 20 December. Pūrṇimā runs from 05:01 on Thu 20 Dec to 06:47 on Fri 21 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/zunyi/festivals/2029/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": "/zunyi/festivals/2029/sankashta-chaturthi?on=2029-12-24", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42787, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2029-12-24T09:25:52+08:00", "utc": "2029-12-24T01:25:52Z", "ms": 1892769952010.4226 }, "end": { "local": "2029-12-25T09:24:10+08:00", "utc": "2029-12-25T01:24:10Z", "ms": 1892856249959.6028 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-24T09:25:52+08:00", "utc": "2029-12-24T01:25:52Z", "ms": 1892769952010.4226 }, "end": { "local": "2029-12-25T09:24:10+08:00", "utc": "2029-12-25T01:24:10Z", "ms": 1892856249959.6028 } }, "kaala": "moonrise", "days": [ { "local_date": "2029-12-24", "window": { "start": { "local": "2029-12-24T21:18:59+08:00", "utc": "2029-12-24T13:18:59Z", "ms": 1892812739369.6594 }, "end": { "local": "2029-12-24T21:18:59+08:00", "utc": "2029-12-24T13:18:59Z", "ms": 1892812739369.6594 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2029-12-25", "window": { "start": { "local": "2029-12-25T22:17:26+08:00", "utc": "2029-12-25T14:17:26Z", "ms": 1892902645637.4402 }, "end": { "local": "2029-12-25T22:17:26+08:00", "utc": "2029-12-25T14:17:26Z", "ms": 1892902645637.4402 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:26 on Mon 24 Dec to 09:24 on Tue 25 Dec.", "fact": "2029-12-24T01:25:52Z → 2029-12-25T01:24:10Z" }, { "step": "kaala", "text": "Moonrise is at 21:19 on the 24th and 22:17 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 24th and is not on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 42787 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Zunyi, 2029: Monday 24 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": "2029-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-24", "confidence": "determinate" } ], "quote": "In Zunyi, Saṅkaṣṭa Caturthī 2029 falls on Monday 24 December. Caturthī runs from 09:26 on Mon 24 Dec to 09:24 on Tue 25 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/sankashta-chaturthi?on=2029-12-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/zunyi/festivals/2029/ekadashi?on=2029-12-31", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1783621", "year": 2029, "local_date": "2029-12-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26489, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2029-12-31T00:21:32+08:00", "utc": "2029-12-30T16:21:32Z", "ms": 1893342092144.136 }, "end": { "local": "2029-12-31T21:42:20+08:00", "utc": "2029-12-31T13:42:20Z", "ms": 1893418939642.6182 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2029-12-31T00:21:32+08:00", "utc": "2029-12-30T16:21:32Z", "ms": 1893342092144.136 }, "end": { "local": "2029-12-31T21:42:20+08:00", "utc": "2029-12-31T13:42:20Z", "ms": 1893418939642.6182 } }, "kaala": "sunrise", "days": [ { "local_date": "2029-12-31", "window": { "start": { "local": "2029-12-31T07:43:01+08:00", "utc": "2029-12-30T23:43:01Z", "ms": 1893368580793.7742 }, "end": { "local": "2029-12-31T07:43:01+08:00", "utc": "2029-12-30T23:43:01Z", "ms": 1893368580793.7742 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2030-01-01", "window": { "start": { "local": "2030-01-01T07:43:18+08:00", "utc": "2029-12-31T23:43:18Z", "ms": 1893454997783.9495 }, "end": { "local": "2030-01-01T07:43:18+08:00", "utc": "2029-12-31T23:43:18Z", "ms": 1893454997783.9495 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:22 on Mon 31 Dec to 21:42 on Mon 31 Dec.", "fact": "2029-12-30T16:21:32Z → 2029-12-31T13:42:20Z" }, { "step": "kaala", "text": "Sunrise is at 07:43 on the 31st and 07:43 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26489 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Zunyi, 2029: Monday 31 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": "2029-12-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2029-12-31", "confidence": "determinate" } ], "quote": "In Zunyi, Saphalā Ekādaśī 2029 falls on Monday 31 December. Ekādaśī runs from 00:22 on Mon 31 Dec to 21:42 on Mon 31 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/zunyi/festivals/2029/ekadashi?on=2029-12-31", "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" } }