{ "id": "/qingyang/festivals/2052", "place": { "id": "12359313", "slug": "qingyang", "name": "Qingyang", "region": "Gansu, China", "country": "CN", "lat": 35.70976, "lon": 107.64455, "elevation_m": 1427, "tz": "Asia/Shanghai" }, "year": 2052, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-01-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5560, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-01-05T10:57:58+08:00", "utc": "2052-01-05T02:57:58Z", "ms": 2588036277566.2173 }, "end": { "local": "2052-01-06T10:12:51+08:00", "utc": "2052-01-06T02:12:51Z", "ms": 2588119971097.763 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-01-05T10:57:58+08:00", "utc": "2052-01-05T02:57:58Z", "ms": 2588036277566.2173 }, "end": { "local": "2052-01-06T10:12:51+08:00", "utc": "2052-01-06T02:12:51Z", "ms": 2588119971097.763 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-01-05", "window": { "start": { "local": "2052-01-05T12:30:38+08:00", "utc": "2052-01-05T04:30:38Z", "ms": 2588041837932.606 }, "end": { "local": "2052-01-05T13:18:38+08:00", "utc": "2052-01-05T05:18:38Z", "ms": 2588044717932.606 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-01-06", "window": { "start": { "local": "2052-01-06T12:31:05+08:00", "utc": "2052-01-06T04:31:05Z", "ms": 2588128265037.4956 }, "end": { "local": "2052-01-06T13:19:05+08:00", "utc": "2052-01-06T05:19:05Z", "ms": 2588131145037.4956 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:58 on Fri 5 Jan to 10:13 on Sat 6 Jan.", "fact": "2052-01-05T02:57:58Z → 2052-01-06T02:12:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 5th, 12:31–13:19 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5560 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Friday 5 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-01-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-05", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Friday 5 January. Caturthī runs from 10:58 on Fri 5 Jan to 10:13 on Sat 6 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-01-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-01-12", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28085, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-01-12T00:11:35+08:00", "utc": "2052-01-11T16:11:35Z", "ms": 2588602294652.8745 }, "end": { "local": "2052-01-12T21:45:39+08:00", "utc": "2052-01-12T13:45:39Z", "ms": 2588679938697.1577 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-01-12T00:11:35+08:00", "utc": "2052-01-11T16:11:35Z", "ms": 2588602294652.8745 }, "end": { "local": "2052-01-12T21:45:39+08:00", "utc": "2052-01-12T13:45:39Z", "ms": 2588679938697.1577 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-01-12", "window": { "start": { "local": "2052-01-12T07:59:40+08:00", "utc": "2052-01-11T23:59:40Z", "ms": 2588630379802.57 }, "end": { "local": "2052-01-12T07:59:40+08:00", "utc": "2052-01-11T23:59:40Z", "ms": 2588630379802.57 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-01-13", "window": { "start": { "local": "2052-01-13T07:59:29+08:00", "utc": "2052-01-12T23:59:29Z", "ms": 2588716769383.7725 }, "end": { "local": "2052-01-13T07:59:29+08:00", "utc": "2052-01-12T23:59:29Z", "ms": 2588716769383.7725 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:12 on Fri 12 Jan to 21:46 on Fri 12 Jan.", "fact": "2052-01-11T16:11:35Z → 2052-01-12T13:45:39Z" }, { "step": "kaala", "text": "Sunrise is at 08:00 on the 12th and 07:59 on the 13th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 12th and is not on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28085 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Qingyang, 2052: Friday 12 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": "2052-01-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-12", "confidence": "determinate" } ], "quote": "In Qingyang, Putradā Ekādaśī 2052 falls on Friday 12 January. Ekādaśī runs from 00:12 on Fri 12 Jan to 21:46 on Fri 12 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-01-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-01-13", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2041, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-01-13T19:14:51+08:00", "utc": "2052-01-13T11:14:51Z", "ms": 2588757291447.074 }, "end": { "local": "2052-01-14T16:45:43+08:00", "utc": "2052-01-14T08:45:43Z", "ms": 2588834742761.019 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-01-13T19:14:51+08:00", "utc": "2052-01-13T11:14:51Z", "ms": 2588757291447.074 }, "end": { "local": "2052-01-14T16:45:43+08:00", "utc": "2052-01-14T08:45:43Z", "ms": 2588834742761.019 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-01-13", "window": { "start": { "local": "2052-01-13T17:56:31+08:00", "utc": "2052-01-13T09:56:31Z", "ms": 2588752590570.2817 }, "end": { "local": "2052-01-13T19:48:53+08:00", "utc": "2052-01-13T11:48:53Z", "ms": 2588759332762.0293 } }, "covered_min": 34, "window_min": 112, "qualifies": true }, { "local_date": "2052-01-14", "window": { "start": { "local": "2052-01-14T17:57:28+08:00", "utc": "2052-01-14T09:57:28Z", "ms": 2588839048122.996 }, "end": { "local": "2052-01-14T19:49:41+08:00", "utc": "2052-01-14T11:49:41Z", "ms": 2588845780731.616 } }, "covered_min": 0, "window_min": 112, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:15 on Sat 13 Jan to 16:46 on Sun 14 Jan.", "fact": "2052-01-13T11:14:51Z → 2052-01-14T08:45:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:57–19:49 on the 13th, 17:57–19:50 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 34 of 112 minutes on the 13th and 0 of 112 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2041 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Saturday 13 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": "2052-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-13", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Saturday 13 January. Trayodaśī runs from 19:15 on Sat 13 Jan to 16:46 on Sun 14 Jan and covers 34 of 112 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-01-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30158, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-02-13T22:34:20+08:00", "utc": "2052-02-13T14:34:20Z", "ms": 2591447660152.7695 } }, "span": { "of": "transit", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 } }, "kaala": "sunset-day", "days": [ { "local_date": "2052-01-15", "window": { "start": { "local": "2052-01-14T17:57:28+08:00", "utc": "2052-01-14T09:57:28Z", "ms": 2588839048122.996 }, "end": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2052-01-16", "window": { "start": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 }, "end": { "local": "2052-01-16T17:59:25+08:00", "utc": "2052-01-16T09:59:25Z", "ms": 2589011965079.504 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2052-01-15", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:36 on Mon 15 Jan.", "fact": "2052-01-15T01:35:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:58, and the day of the 16th ends at 17:59.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 30158 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Monday 15 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Qingyang, 2052: Sunday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2052-01-14", "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": "2052-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Qingyang, Bhogi 2052 falls on Sunday 14 January. It is kept the day before Pongal, which falls on Monday 15 January. The Sun enters Makara at 09:36 on Mon 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2052/bhogi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30158, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-02-13T22:34:20+08:00", "utc": "2052-02-13T14:34:20Z", "ms": 2591447660152.7695 } }, "span": { "of": "transit", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 } }, "kaala": "sunset-day", "days": [ { "local_date": "2052-01-15", "window": { "start": { "local": "2052-01-14T17:57:28+08:00", "utc": "2052-01-14T09:57:28Z", "ms": 2588839048122.996 }, "end": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2052-01-16", "window": { "start": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 }, "end": { "local": "2052-01-16T17:59:25+08:00", "utc": "2052-01-16T09:59:25Z", "ms": 2589011965079.504 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:36 on Mon 15 Jan.", "fact": "2052-01-15T01:35:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:58, and the day of the 16th ends at 17:59.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 30158 s" }, { "step": "ruling", "text": "Pongal, Qingyang, 2052: Monday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2052-01-15", "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": "2052-01-15", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Qingyang, Pongal 2052 falls on Monday 15 January. The Sun enters Makara at 09:36 on Mon 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2052/pongal", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34548, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-02-13T22:34:20+08:00", "utc": "2052-02-13T14:34:20Z", "ms": 2591447660152.7695 } }, "span": { "of": "transit", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 } }, "kaala": "civil-day", "days": [ { "local_date": "2052-01-14", "window": { "start": { "local": "2052-01-14T00:00:00+08:00", "utc": "2052-01-13T16:00:00Z", "ms": 2588774400000 }, "end": { "local": "2052-01-15T00:00:00+08:00", "utc": "2052-01-14T16:00:00Z", "ms": 2588860800000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "2052-01-15", "window": { "start": { "local": "2052-01-15T00:00:00+08:00", "utc": "2052-01-14T16:00:00Z", "ms": 2588860800000 }, "end": { "local": "2052-01-16T00:00:00+08:00", "utc": "2052-01-15T16:00:00Z", "ms": 2588947200000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:36 on Mon 15 Jan.", "fact": "2052-01-15T01:35:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Qingyang.", "fact": "civil-day: midnight-to-midnight · Asia/Shanghai" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 15th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 34548 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Qingyang, 2052: Monday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "2052-01-15", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "2052-01-15", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Qingyang, Makara Saṅkrānti 2052 falls on Monday 15 January. The Sun enters Makara at 09:36 on Mon 15 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/qingyang/festivals/2052/makara-sankranti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30158, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-02-13T22:34:20+08:00", "utc": "2052-02-13T14:34:20Z", "ms": 2591447660152.7695 } }, "span": { "of": "transit", "start": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 }, "end": { "local": "2052-01-15T09:35:48+08:00", "utc": "2052-01-15T01:35:48Z", "ms": 2588895348046.5776 } }, "kaala": "sunset-day", "days": [ { "local_date": "2052-01-15", "window": { "start": { "local": "2052-01-14T17:57:28+08:00", "utc": "2052-01-14T09:57:28Z", "ms": 2588839048122.996 }, "end": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "2052-01-16", "window": { "start": { "local": "2052-01-15T17:58:26+08:00", "utc": "2052-01-15T09:58:26Z", "ms": 2588925506306.6733 }, "end": { "local": "2052-01-16T17:59:25+08:00", "utc": "2052-01-16T09:59:25Z", "ms": 2589011965079.504 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "2052-01-15", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:36 on Mon 15 Jan.", "fact": "2052-01-15T01:35:48Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 15th ends at 17:58, and the day of the 16th ends at 17:59.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 30158 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Monday 15 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Qingyang, 2052: Tuesday 16 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-01-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-16", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2052-01-16", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "2052-01-16", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Qingyang, Mattu Pongal 2052 falls on Tuesday 16 January. It is kept the day after Pongal, which falls on Monday 15 January. The Sun enters Makara at 09:36 on Mon 15 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th.", "cite": "https://ahargana.org/qingyang/festivals/2052/mattu-pongal", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-01-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42829, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-01-19T09:35:08+08:00", "utc": "2052-01-19T01:35:08Z", "ms": 2589240908397.558 }, "end": { "local": "2052-01-20T10:05:02+08:00", "utc": "2052-01-20T02:05:02Z", "ms": 2589329102037.68 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-01-19T09:35:08+08:00", "utc": "2052-01-19T01:35:08Z", "ms": 2589240908397.558 }, "end": { "local": "2052-01-20T10:05:02+08:00", "utc": "2052-01-20T02:05:02Z", "ms": 2589329102037.68 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-01-19", "window": { "start": { "local": "2052-01-19T21:28:57+08:00", "utc": "2052-01-19T13:28:57Z", "ms": 2589283737086.3643 }, "end": { "local": "2052-01-19T21:28:57+08:00", "utc": "2052-01-19T13:28:57Z", "ms": 2589283737086.3643 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-01-20", "window": { "start": { "local": "2052-01-20T22:26:37+08:00", "utc": "2052-01-20T14:26:37Z", "ms": 2589373597306.908 }, "end": { "local": "2052-01-20T22:26:37+08:00", "utc": "2052-01-20T14:26:37Z", "ms": 2589373597306.908 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:35 on Fri 19 Jan to 10:05 on Sat 20 Jan.", "fact": "2052-01-19T01:35:08Z → 2052-01-20T02:05:02Z" }, { "step": "kaala", "text": "Moonrise is at 21:29 on the 19th and 22:27 on the 20th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 42829 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Friday 19 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": "2052-01-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-19", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Friday 19 January. Caturthī runs from 09:35 on Fri 19 Jan to 10:05 on Sat 20 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-01-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-01-27", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23636, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-01-26T23:26:58+08:00", "utc": "2052-01-26T15:26:58Z", "ms": 2589895618483.543 }, "end": { "local": "2052-01-28T01:19:11+08:00", "utc": "2052-01-27T17:19:11Z", "ms": 2589988751405.907 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-01-26T23:26:58+08:00", "utc": "2052-01-26T15:26:58Z", "ms": 2589895618483.543 }, "end": { "local": "2052-01-28T01:19:11+08:00", "utc": "2052-01-27T17:19:11Z", "ms": 2589988751405.907 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-01-27", "window": { "start": { "local": "2052-01-27T07:53:45+08:00", "utc": "2052-01-26T23:53:45Z", "ms": 2589926024994.0723 }, "end": { "local": "2052-01-27T07:53:45+08:00", "utc": "2052-01-26T23:53:45Z", "ms": 2589926024994.0723 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-01-28", "window": { "start": { "local": "2052-01-28T07:53:07+08:00", "utc": "2052-01-27T23:53:07Z", "ms": 2590012386953.903 }, "end": { "local": "2052-01-28T07:53:07+08:00", "utc": "2052-01-27T23:53:07Z", "ms": 2590012386953.903 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:27 on Fri 26 Jan to 01:19 on Sun 28 Jan.", "fact": "2052-01-26T15:26:58Z → 2052-01-27T17:19:11Z" }, { "step": "kaala", "text": "Sunrise is at 07:54 on the 27th and 07:53 on the 28th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 27th and is not on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23636 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Qingyang, 2052: Saturday 27 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": "2052-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-27", "confidence": "determinate" } ], "quote": "In Qingyang, Ṣaṭtilā Ekādaśī 2052 falls on Saturday 27 January. Ekādaśī runs from 23:27 on Fri 26 Jan to 01:19 on Sun 28 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-01-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-01-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23583, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-01-29T02:34:11+08:00", "utc": "2052-01-28T18:34:11Z", "ms": 2590079650507.309 }, "end": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-01-29T02:34:11+08:00", "utc": "2052-01-28T18:34:11Z", "ms": 2590079650507.309 }, "end": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-01-28", "window": { "start": { "local": "2052-01-28T18:11:42+08:00", "utc": "2052-01-28T10:11:42Z", "ms": 2590049501638.1772 }, "end": { "local": "2052-01-28T20:01:08+08:00", "utc": "2052-01-28T12:01:08Z", "ms": 2590056067717.9287 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "2052-01-29", "window": { "start": { "local": "2052-01-29T18:12:44+08:00", "utc": "2052-01-29T10:12:44Z", "ms": 2590135964430.7944 }, "end": { "local": "2052-01-29T20:01:57+08:00", "utc": "2052-01-29T12:01:57Z", "ms": 2590142516621.994 } }, "covered_min": 109, "window_min": 109, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:34 on Mon 29 Jan to 03:09 on Tue 30 Jan.", "fact": "2052-01-28T18:34:11Z → 2052-01-29T19:09:29Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:12–20:01 on the 28th, 18:13–20:02 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 109 minutes on the 28th and 109 of 109 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23583 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Monday 29 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": "2052-01-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-29", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Monday 29 January. Trayodaśī runs from 02:34 on Mon 29 Jan to 03:09 on Tue 30 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-01-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10385, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 }, "end": { "local": "2052-01-31T03:06:45+08:00", "utc": "2052-01-30T19:06:45Z", "ms": 2590254404693.9224 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 }, "end": { "local": "2052-01-31T03:06:45+08:00", "utc": "2052-01-30T19:06:45Z", "ms": 2590254404693.9224 } }, "kaala": "arunodaya", "days": [ { "local_date": "2052-01-30", "window": { "start": { "local": "2052-01-30T06:02:34+08:00", "utc": "2052-01-29T22:02:34Z", "ms": 2590178553673.593 }, "end": { "local": "2052-01-30T07:51:46+08:00", "utc": "2052-01-29T23:51:46Z", "ms": 2590185105864.7925 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "2052-01-31", "window": { "start": { "local": "2052-01-31T06:02:05+08:00", "utc": "2052-01-30T22:02:05Z", "ms": 2590264924783.21 }, "end": { "local": "2052-01-31T07:51:03+08:00", "utc": "2052-01-30T23:51:03Z", "ms": 2590271462862.9443 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:09 on Tue 30 Jan to 03:07 on Wed 31 Jan.", "fact": "2052-01-29T19:09:29Z → 2052-01-30T19:06:45Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 06:03–07:52 on the 30th, 06:02–07:51 on the 31st.", "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 109 of 109 minutes on the 30th and 0 of 109 on the 31st.", "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 10385 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Qingyang, 2052: Tuesday 30 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": "2052-01-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-30", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Tarpaṇa 2052 falls on Tuesday 30 January. Caturdaśī runs from 03:09 on Tue 30 Jan to 03:07 on Wed 31 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2052/yama-tarpana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-01-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-01-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6020, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 }, "end": { "local": "2052-01-31T03:06:45+08:00", "utc": "2052-01-30T19:06:45Z", "ms": 2590254404693.9224 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-01-30T03:09:29+08:00", "utc": "2052-01-29T19:09:29Z", "ms": 2590168168800.5073 }, "end": { "local": "2052-01-31T03:06:45+08:00", "utc": "2052-01-30T19:06:45Z", "ms": 2590254404693.9224 } }, "kaala": "nishita", "days": [ { "local_date": "2052-01-29", "window": { "start": { "local": "2052-01-30T00:38:15+08:00", "utc": "2052-01-29T16:38:15Z", "ms": 2590159095147.7935 }, "end": { "local": "2052-01-30T01:26:15+08:00", "utc": "2052-01-29T17:26:15Z", "ms": 2590161975147.7935 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-01-30", "window": { "start": { "local": "2052-01-31T00:38:25+08:00", "utc": "2052-01-30T16:38:25Z", "ms": 2590245505063.94 }, "end": { "local": "2052-01-31T01:26:25+08:00", "utc": "2052-01-30T17:26:25Z", "ms": 2590248385063.94 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:09 on Tue 30 Jan to 03:07 on Wed 31 Jan.", "fact": "2052-01-29T19:09:29Z → 2052-01-30T19:06:45Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:38–01:26 on the 29th, 00:38–01:26 on the 30th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6020 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Tuesday 30 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": "2052-01-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-01-30", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Tuesday 30 January. Caturdaśī runs from 03:09 on Tue 30 Jan to 03:07 on Wed 31 Jan and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-01-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25429, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-02-03T22:21:20+08:00", "utc": "2052-02-03T14:21:20Z", "ms": 2590582879900.5864 }, "end": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-03T22:21:20+08:00", "utc": "2052-02-03T14:21:20Z", "ms": 2590582879900.5864 }, "end": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-02-03", "window": { "start": { "local": "2052-02-03T12:39:21+08:00", "utc": "2052-02-03T04:39:21Z", "ms": 2590547961319.4746 }, "end": { "local": "2052-02-03T13:27:21+08:00", "utc": "2052-02-03T05:27:21Z", "ms": 2590550841319.4746 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-02-04", "window": { "start": { "local": "2052-02-04T12:39:28+08:00", "utc": "2052-02-04T04:39:28Z", "ms": 2590634367944.7285 }, "end": { "local": "2052-02-04T13:27:28+08:00", "utc": "2052-02-04T05:27:28Z", "ms": 2590637247944.7285 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:21 on Sat 3 Feb to 20:31 on Sun 4 Feb.", "fact": "2052-02-03T14:21:20Z → 2052-02-04T12:31:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 3rd, 12:39–13:27 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 25429 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Qingyang, 2052: Sunday 4 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-04", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 2052 falls on Sunday 4 February. Caturthī runs from 22:21 on Sat 3 Feb to 20:31 on Sun 4 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/ganesha-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1471, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-02-03T22:21:20+08:00", "utc": "2052-02-03T14:21:20Z", "ms": 2590582879900.5864 }, "end": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-03T22:21:20+08:00", "utc": "2052-02-03T14:21:20Z", "ms": 2590582879900.5864 }, "end": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-02-03", "window": { "start": { "local": "2052-02-03T18:17:58+08:00", "utc": "2052-02-03T10:17:58Z", "ms": 2590568278326.1646 }, "end": { "local": "2052-02-03T20:05:58+08:00", "utc": "2052-02-03T12:05:58Z", "ms": 2590574757886.448 } }, "covered_min": 0, "window_min": 108, "qualifies": false }, { "local_date": "2052-02-04", "window": { "start": { "local": "2052-02-04T18:19:01+08:00", "utc": "2052-02-04T10:19:01Z", "ms": 2590654740861.1665 }, "end": { "local": "2052-02-04T20:06:45+08:00", "utc": "2052-02-04T12:06:45Z", "ms": 2590661205311.0127 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:21 on Sat 3 Feb to 20:31 on Sun 4 Feb.", "fact": "2052-02-03T14:21:20Z → 2052-02-04T12:31:16Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:18–20:06 on the 3rd, 18:19–20:07 on the 4th.", "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 108 minutes on the 3rd and 108 of 108 on the 4th.", "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 1471 s" }, { "step": "ruling", "text": "Tila Caturthī, Qingyang, 2052: Sunday 4 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "tila-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-04", "confidence": "determinate" } ], "quote": "In Qingyang, Tila Caturthī 2052 falls on Sunday 4 February. Caturthī runs from 22:21 on Sat 3 Feb to 20:31 on Sun 4 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/tila-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18464, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "end": { "local": "2052-02-05T18:35:18+08:00", "utc": "2052-02-05T10:35:18Z", "ms": 2590742117660.73 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "end": { "local": "2052-02-05T18:35:18+08:00", "utc": "2052-02-05T10:35:18Z", "ms": 2590742117660.73 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-02-04", "window": { "start": { "local": "2052-02-04T12:39:28+08:00", "utc": "2052-02-04T04:39:28Z", "ms": 2590634367944.7285 }, "end": { "local": "2052-02-04T13:27:28+08:00", "utc": "2052-02-04T05:27:28Z", "ms": 2590637247944.7285 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-02-05", "window": { "start": { "local": "2052-02-05T12:39:34+08:00", "utc": "2052-02-05T04:39:34Z", "ms": 2590720773740.293 }, "end": { "local": "2052-02-05T13:27:34+08:00", "utc": "2052-02-05T05:27:34Z", "ms": 2590723653740.293 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:31 on Sun 4 Feb to 18:35 on Mon 5 Feb.", "fact": "2052-02-04T12:31:16Z → 2052-02-05T10:35:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 4th, 12:40–13:28 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 18464 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Qingyang, 2052: Monday 5 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-05", "confidence": "determinate" } ], "quote": "In Qingyang, Śrī Pañcamī 2052 falls on Monday 5 February. Pañcamī runs from 20:31 on Sun 4 Feb to 18:35 on Mon 5 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/shri-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18464, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "end": { "local": "2052-02-05T18:35:18+08:00", "utc": "2052-02-05T10:35:18Z", "ms": 2590742117660.73 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-04T20:31:16+08:00", "utc": "2052-02-04T12:31:16Z", "ms": 2590662676457.867 }, "end": { "local": "2052-02-05T18:35:18+08:00", "utc": "2052-02-05T10:35:18Z", "ms": 2590742117660.73 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-02-04", "window": { "start": { "local": "2052-02-04T12:39:28+08:00", "utc": "2052-02-04T04:39:28Z", "ms": 2590634367944.7285 }, "end": { "local": "2052-02-04T13:27:28+08:00", "utc": "2052-02-04T05:27:28Z", "ms": 2590637247944.7285 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-02-05", "window": { "start": { "local": "2052-02-05T12:39:34+08:00", "utc": "2052-02-05T04:39:34Z", "ms": 2590720773740.293 }, "end": { "local": "2052-02-05T13:27:34+08:00", "utc": "2052-02-05T05:27:34Z", "ms": 2590723653740.293 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:31 on Sun 4 Feb to 18:35 on Mon 5 Feb.", "fact": "2052-02-04T12:31:16Z → 2052-02-05T10:35:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:39–13:27 on the 4th, 12:40–13:28 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18464 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Qingyang, 2052: Monday 5 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vasanta-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-05", "confidence": "determinate" } ], "quote": "In Qingyang, Vasanta Pañcamī 2052 falls on Monday 5 February. Pañcamī runs from 20:31 on Sun 4 Feb to 18:35 on Mon 5 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vasanta-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24640, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-02-06T16:36:13+08:00", "utc": "2052-02-06T08:36:13Z", "ms": 2590821373403.085 }, "end": { "local": "2052-02-07T14:35:58+08:00", "utc": "2052-02-07T06:35:58Z", "ms": 2590900558199.0107 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-06T16:36:13+08:00", "utc": "2052-02-06T08:36:13Z", "ms": 2590821373403.085 }, "end": { "local": "2052-02-07T14:35:58+08:00", "utc": "2052-02-07T06:35:58Z", "ms": 2590900558199.0107 } }, "kaala": "arunodaya", "days": [ { "local_date": "2052-02-06", "window": { "start": { "local": "2052-02-06T05:58:43+08:00", "utc": "2052-02-05T21:58:43Z", "ms": 2590783122797.704 }, "end": { "local": "2052-02-06T07:46:12+08:00", "utc": "2052-02-05T23:46:12Z", "ms": 2590789571959.5703 } }, "covered_min": 0, "window_min": 107, "qualifies": false }, { "local_date": "2052-02-07", "window": { "start": { "local": "2052-02-07T05:58:05+08:00", "utc": "2052-02-06T21:58:05Z", "ms": 2590869484526.4785 }, "end": { "local": "2052-02-07T07:45:18+08:00", "utc": "2052-02-06T23:45:18Z", "ms": 2590875918229.9473 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 16:36 on Tue 6 Feb to 14:36 on Wed 7 Feb.", "fact": "2052-02-06T08:36:13Z → 2052-02-07T06:35:58Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:59–07:46 on the 6th, 05:58–07:45 on the 7th.", "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 6th and 107 of 107 on the 7th.", "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 24640 s" }, { "step": "ruling", "text": "Ratha Saptamī, Qingyang, 2052: Wednesday 7 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ratha-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha]." } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-07", "confidence": "determinate" } ], "quote": "In Qingyang, Ratha Saptamī 2052 falls on Wednesday 7 February. Saptamī runs from 16:36 on Tue 6 Feb to 14:36 on Wed 7 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2052/ratha-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-02-10", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2800, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-02-10T08:42:56+08:00", "utc": "2052-02-10T00:42:56Z", "ms": 2591138576122.059 }, "end": { "local": "2052-02-11T06:54:50+08:00", "utc": "2052-02-10T22:54:50Z", "ms": 2591218489551.2534 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-10T08:42:56+08:00", "utc": "2052-02-10T00:42:56Z", "ms": 2591138576122.059 }, "end": { "local": "2052-02-11T06:54:50+08:00", "utc": "2052-02-10T22:54:50Z", "ms": 2591218489551.2534 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-02-10", "window": { "start": { "local": "2052-02-10T07:42:29+08:00", "utc": "2052-02-09T23:42:29Z", "ms": 2591134948616.896 }, "end": { "local": "2052-02-10T07:42:29+08:00", "utc": "2052-02-09T23:42:29Z", "ms": 2591134948616.896 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-02-11", "window": { "start": { "local": "2052-02-11T07:41:29+08:00", "utc": "2052-02-10T23:41:29Z", "ms": 2591221289377.724 }, "end": { "local": "2052-02-11T07:41:29+08:00", "utc": "2052-02-10T23:41:29Z", "ms": 2591221289377.724 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:43 on Sat 10 Feb to 06:55 on Sun 11 Feb.", "fact": "2052-02-10T00:42:56Z → 2052-02-10T22:54:50Z" }, { "step": "kaala", "text": "Sunrise is at 07:42 on the 10th and 07:41 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 10th and is not on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither sunrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 2800 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Qingyang, 2052: Saturday 10 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": "2052-02-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-10", "confidence": "determinate" } ], "quote": "In Qingyang, Jayā Ekādaśī 2052 falls on Saturday 10 February. Ekādaśī runs from 08:43 on Sat 10 Feb to 06:55 on Sun 11 Feb, and is current at sunrise on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-02-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20702, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-02-11T06:54:50+08:00", "utc": "2052-02-10T22:54:50Z", "ms": 2591218489551.2534 }, "end": { "local": "2052-02-12T05:17:16+08:00", "utc": "2052-02-11T21:17:16Z", "ms": 2591299036072.396 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-11T06:54:50+08:00", "utc": "2052-02-10T22:54:50Z", "ms": 2591218489551.2534 }, "end": { "local": "2052-02-12T05:17:16+08:00", "utc": "2052-02-11T21:17:16Z", "ms": 2591299036072.396 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-02-11", "window": { "start": { "local": "2052-02-11T12:39:51+08:00", "utc": "2052-02-11T04:39:51Z", "ms": 2591239191258.584 }, "end": { "local": "2052-02-11T13:27:51+08:00", "utc": "2052-02-11T05:27:51Z", "ms": 2591242071258.584 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-02-12", "window": { "start": { "local": "2052-02-12T12:39:51+08:00", "utc": "2052-02-12T04:39:51Z", "ms": 2591325591370.7812 }, "end": { "local": "2052-02-12T13:27:51+08:00", "utc": "2052-02-12T05:27:51Z", "ms": 2591328471370.7812 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:55 on Sun 11 Feb to 05:17 on Mon 12 Feb.", "fact": "2052-02-10T22:54:50Z → 2052-02-11T21:17:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:40–13:28 on the 11th, 12:40–13:28 on the 12th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20702 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Qingyang, 2052: Sunday 11 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhishma-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Bhisma dvadasi (purvaviddha), Amalaki dvadasi, Santana dvadasi, Varaha dvadasi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-11", "confidence": "determinate" } ], "quote": "In Qingyang, Bhīṣma Dvādaśī 2052 falls on Sunday 11 February. Dvādaśī runs from 06:55 on Sun 11 Feb to 05:17 on Mon 12 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/bhishma-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-02-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27745, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-02-12T05:17:16+08:00", "utc": "2052-02-11T21:17:16Z", "ms": 2591299036072.396 }, "end": { "local": "2052-02-13T03:55:16+08:00", "utc": "2052-02-12T19:55:16Z", "ms": 2591380516459.595 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-12T05:17:16+08:00", "utc": "2052-02-11T21:17:16Z", "ms": 2591299036072.396 }, "end": { "local": "2052-02-13T03:55:16+08:00", "utc": "2052-02-12T19:55:16Z", "ms": 2591380516459.595 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-02-11", "window": { "start": { "local": "2052-02-11T18:26:13+08:00", "utc": "2052-02-11T10:26:13Z", "ms": 2591259973139.4434 }, "end": { "local": "2052-02-11T20:12:07+08:00", "utc": "2052-02-11T12:12:07Z", "ms": 2591266327233.3228 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "2052-02-12", "window": { "start": { "local": "2052-02-12T18:27:14+08:00", "utc": "2052-02-12T10:27:14Z", "ms": 2591346433898.0225 }, "end": { "local": "2052-02-12T20:12:52+08:00", "utc": "2052-02-12T12:12:52Z", "ms": 2591352771651.4556 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:17 on Mon 12 Feb to 03:55 on Tue 13 Feb.", "fact": "2052-02-11T21:17:16Z → 2052-02-12T19:55:16Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:26–20:12 on the 11th, 18:27–20:13 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 106 minutes on the 11th and 106 of 106 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 27745 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Monday 12 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": "2052-02-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-12", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Monday 12 February. Trayodaśī runs from 05:17 on Mon 12 Feb to 03:55 on Tue 13 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-02-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35114, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-02-14T02:54:35+08:00", "utc": "2052-02-13T18:54:35Z", "ms": 2591463275128.628 }, "end": { "local": "2052-02-15T02:21:08+08:00", "utc": "2052-02-14T18:21:08Z", "ms": 2591547668428.3354 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "2052-02-14T02:54:35+08:00", "utc": "2052-02-13T18:54:35Z", "ms": 2591463275128.628 }, "end": { "local": "2052-02-15T02:21:08+08:00", "utc": "2052-02-14T18:21:08Z", "ms": 2591547668428.3354 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-02-14", "window": { "start": { "local": "2052-02-14T12:39:49+08:00", "utc": "2052-02-14T04:39:49Z", "ms": 2591498389292.6304 }, "end": { "local": "2052-02-14T13:27:49+08:00", "utc": "2052-02-14T05:27:49Z", "ms": 2591501269292.6304 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-02-15", "window": { "start": { "local": "2052-02-15T12:39:47+08:00", "utc": "2052-02-15T04:39:47Z", "ms": 2591584787131.4907 }, "end": { "local": "2052-02-15T13:27:47+08:00", "utc": "2052-02-15T05:27:47Z", "ms": 2591587667131.4907 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 02:55 on Wed 14 Feb to 02:21 on Thu 15 Feb.", "fact": "2052-02-13T18:54:35Z → 2052-02-14T18:21:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:40–13:28 on the 14th, 12:40–13:28 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35114 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Qingyang, 2052: Wednesday 14 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "maghi-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Maghi purnima (paraviddha)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-14", "confidence": "determinate" } ], "quote": "In Qingyang, Māghī Pūrṇimā 2052 falls on Wednesday 14 February. Pūrṇimā runs from 02:55 on Wed 14 Feb to 02:21 on Thu 15 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/maghi-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-02-18", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25173, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-02-18T04:09:30+08:00", "utc": "2052-02-17T20:09:30Z", "ms": 2591813370229.71 }, "end": { "local": "2052-02-19T05:58:24+08:00", "utc": "2052-02-18T21:58:24Z", "ms": 2591906303602.2715 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-02-18T04:09:30+08:00", "utc": "2052-02-17T20:09:30Z", "ms": 2591813370229.71 }, "end": { "local": "2052-02-19T05:58:24+08:00", "utc": "2052-02-18T21:58:24Z", "ms": 2591906303602.2715 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-02-17", "window": { "start": { "local": "2052-02-17T21:09:57+08:00", "utc": "2052-02-17T13:09:57Z", "ms": 2591788196806.1646 }, "end": { "local": "2052-02-17T21:09:57+08:00", "utc": "2052-02-17T13:09:57Z", "ms": 2591788196806.1646 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-02-18", "window": { "start": { "local": "2052-02-18T22:05:55+08:00", "utc": "2052-02-18T14:05:55Z", "ms": 2591877954988.3506 }, "end": { "local": "2052-02-18T22:05:55+08:00", "utc": "2052-02-18T14:05:55Z", "ms": 2591877954988.3506 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:10 on Sun 18 Feb to 05:58 on Mon 19 Feb.", "fact": "2052-02-17T20:09:30Z → 2052-02-18T21:58:24Z" }, { "step": "kaala", "text": "Moonrise is at 21:10 on the 17th and 22:06 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 17th and is on the 18th.", "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 25173 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Sunday 18 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": "2052-02-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-18", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Sunday 18 February. Caturthī runs from 04:10 on Sun 18 Feb to 05:58 on Mon 19 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-02-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-02-26", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41277, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-02-25T19:16:47+08:00", "utc": "2052-02-25T11:16:47Z", "ms": 2592472607088.2437 }, "end": { "local": "2052-02-26T19:55:11+08:00", "utc": "2052-02-26T11:55:11Z", "ms": 2592561311439.1904 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-02-25T19:16:47+08:00", "utc": "2052-02-25T11:16:47Z", "ms": 2592472607088.2437 }, "end": { "local": "2052-02-26T19:55:11+08:00", "utc": "2052-02-26T11:55:11Z", "ms": 2592561311439.1904 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-02-26", "window": { "start": { "local": "2052-02-26T07:24:25+08:00", "utc": "2052-02-25T23:24:25Z", "ms": 2592516264710.8613 }, "end": { "local": "2052-02-26T07:24:25+08:00", "utc": "2052-02-25T23:24:25Z", "ms": 2592516264710.8613 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-02-27", "window": { "start": { "local": "2052-02-27T07:23:09+08:00", "utc": "2052-02-26T23:23:09Z", "ms": 2592602588857.286 }, "end": { "local": "2052-02-27T07:23:09+08:00", "utc": "2052-02-26T23:23:09Z", "ms": 2592602588857.286 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:17 on Sun 25 Feb to 19:55 on Mon 26 Feb.", "fact": "2052-02-25T11:16:47Z → 2052-02-26T11:55:11Z" }, { "step": "kaala", "text": "Sunrise is at 07:24 on the 26th and 07:23 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 41277 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Qingyang, 2052: Monday 26 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": "2052-02-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-26", "confidence": "determinate" } ], "quote": "In Qingyang, Vijayā Ekādaśī 2052 falls on Monday 26 February. Ekādaśī runs from 19:17 on Sun 25 Feb to 19:55 on Mon 26 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-02-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-02-27", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-27", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 989, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-02-27T19:48:31+08:00", "utc": "2052-02-27T11:48:31Z", "ms": 2592647310888.8857 }, "end": { "local": "2052-02-28T18:59:14+08:00", "utc": "2052-02-28T10:59:14Z", "ms": 2592730754438.344 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-02-27T19:48:31+08:00", "utc": "2052-02-27T11:48:31Z", "ms": 2592647310888.8857 }, "end": { "local": "2052-02-28T18:59:14+08:00", "utc": "2052-02-28T10:59:14Z", "ms": 2592730754438.344 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-02-27", "window": { "start": { "local": "2052-02-27T18:41:49+08:00", "utc": "2052-02-27T10:41:49Z", "ms": 2592643309161.2627 }, "end": { "local": "2052-02-27T20:23:10+08:00", "utc": "2052-02-27T12:23:10Z", "ms": 2592649389572.132 } }, "covered_min": 35, "window_min": 101, "qualifies": true }, { "local_date": "2052-02-28", "window": { "start": { "local": "2052-02-28T18:42:45+08:00", "utc": "2052-02-28T10:42:45Z", "ms": 2592729765018.86 }, "end": { "local": "2052-02-28T20:23:48+08:00", "utc": "2052-02-28T12:23:48Z", "ms": 2592735827669.2573 } }, "covered_min": 16, "window_min": 101, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:49 on Tue 27 Feb to 18:59 on Wed 28 Feb.", "fact": "2052-02-27T11:48:31Z → 2052-02-28T10:59:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:42–20:23 on the 27th, 18:43–20:24 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 35 of 101 minutes on the 27th and 16 of 101 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 989 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Tuesday 27 February.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-02-27", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-27", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Tuesday 27 February. Trayodaśī runs from 19:49 on Tue 27 Feb to 18:59 on Wed 28 Feb and covers 35 of 101 minutes of pradoṣa that evening. It also reaches the next evening for 16 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-02-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-02-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20306, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-02-28T18:59:14+08:00", "utc": "2052-02-28T10:59:14Z", "ms": 2592730754438.344 }, "end": { "local": "2052-02-29T17:32:43+08:00", "utc": "2052-02-29T09:32:43Z", "ms": 2592811962971.2905 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-02-28T18:59:14+08:00", "utc": "2052-02-28T10:59:14Z", "ms": 2592730754438.344 }, "end": { "local": "2052-02-29T17:32:43+08:00", "utc": "2052-02-29T09:32:43Z", "ms": 2592811962971.2905 } }, "kaala": "nishita", "days": [ { "local_date": "2052-02-28", "window": { "start": { "local": "2052-02-29T00:37:40+08:00", "utc": "2052-02-28T16:37:40Z", "ms": 2592751059957.8506 }, "end": { "local": "2052-02-29T01:25:40+08:00", "utc": "2052-02-28T17:25:40Z", "ms": 2592753939957.8506 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-02-29", "window": { "start": { "local": "2052-03-01T00:37:29+08:00", "utc": "2052-02-29T16:37:29Z", "ms": 2592837448704.287 }, "end": { "local": "2052-03-01T01:25:29+08:00", "utc": "2052-02-29T17:25:29Z", "ms": 2592840328704.287 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:59 on Wed 28 Feb to 17:33 on Thu 29 Feb.", "fact": "2052-02-28T10:59:14Z → 2052-02-29T09:32:43Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:38–01:26 on the 28th, 00:37–01:25 on the 29th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "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 20306 s" }, { "step": "ruling", "text": "Mahāśivarātri, Qingyang, 2052: Wednesday 28 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": "2052-02-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-02-28", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāśivarātri 2052 falls on Wednesday 28 February. Caturdaśī runs from 18:59 on Wed 28 Feb to 17:33 on Thu 29 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/maha-shivaratri", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-03-04", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16415, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-03-04T08:03:44+08:00", "utc": "2052-03-04T00:03:44Z", "ms": 2593123424432.7466 }, "end": { "local": "2052-03-05T05:23:40+08:00", "utc": "2052-03-04T21:23:40Z", "ms": 2593200219938.8013 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-03-04T08:03:44+08:00", "utc": "2052-03-04T00:03:44Z", "ms": 2593123424432.7466 }, "end": { "local": "2052-03-05T05:23:40+08:00", "utc": "2052-03-04T21:23:40Z", "ms": 2593200219938.8013 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-03-04", "window": { "start": { "local": "2052-03-04T12:37:19+08:00", "utc": "2052-03-04T04:37:19Z", "ms": 2593139839161.5205 }, "end": { "local": "2052-03-04T13:25:19+08:00", "utc": "2052-03-04T05:25:19Z", "ms": 2593142719161.5205 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-03-05", "window": { "start": { "local": "2052-03-05T12:37:06+08:00", "utc": "2052-03-05T04:37:06Z", "ms": 2593226225850.4863 }, "end": { "local": "2052-03-05T13:25:06+08:00", "utc": "2052-03-05T05:25:06Z", "ms": 2593229105850.4863 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:04 on Mon 4 Mar to 05:24 on Tue 5 Mar.", "fact": "2052-03-04T00:03:44Z → 2052-03-04T21:23:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:37–13:25 on the 4th, 12:37–13:25 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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 midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16415 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Monday 4 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": "2052-03-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-04", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Monday 4 March. Caturthī runs from 08:04 on Mon 4 Mar to 05:24 on Tue 5 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-03-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-03-11", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35072, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-03-10T17:39:12+08:00", "utc": "2052-03-10T09:39:12Z", "ms": 2593676352490.094 }, "end": { "local": "2052-03-11T16:50:16+08:00", "utc": "2052-03-11T08:50:16Z", "ms": 2593759816130.7964 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-03-10T17:39:12+08:00", "utc": "2052-03-10T09:39:12Z", "ms": 2593676352490.094 }, "end": { "local": "2052-03-11T16:50:16+08:00", "utc": "2052-03-11T08:50:16Z", "ms": 2593759816130.7964 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-03-10", "window": { "start": { "local": "2052-03-10T07:07:07+08:00", "utc": "2052-03-09T23:07:07Z", "ms": 2593638427365.9893 }, "end": { "local": "2052-03-10T07:07:07+08:00", "utc": "2052-03-09T23:07:07Z", "ms": 2593638427365.9893 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-03-11", "window": { "start": { "local": "2052-03-11T07:05:44+08:00", "utc": "2052-03-10T23:05:44Z", "ms": 2593724743841.0005 }, "end": { "local": "2052-03-11T07:05:44+08:00", "utc": "2052-03-10T23:05:44Z", "ms": 2593724743841.0005 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:39 on Sun 10 Mar to 16:50 on Mon 11 Mar.", "fact": "2052-03-10T09:39:12Z → 2052-03-11T08:50:16Z" }, { "step": "kaala", "text": "Sunrise is at 07:07 on the 10th and 07:06 on the 11th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 10th and is on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35072 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Qingyang, 2052: Monday 11 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": "2052-03-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-11", "confidence": "determinate" } ], "quote": "In Qingyang, Āmalakī Ekādaśī 2052 falls on Monday 11 March. Ekādaśī runs from 17:39 on Sun 10 Mar to 16:50 on Mon 11 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-03-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-03-12", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8866, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-03-12T16:25:48+08:00", "utc": "2052-03-12T08:25:48Z", "ms": 2593844747888.456 }, "end": { "local": "2052-03-13T16:27:28+08:00", "utc": "2052-03-13T08:27:28Z", "ms": 2593931248382.783 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-03-12T16:25:48+08:00", "utc": "2052-03-12T08:25:48Z", "ms": 2593844747888.456 }, "end": { "local": "2052-03-13T16:27:28+08:00", "utc": "2052-03-13T08:27:28Z", "ms": 2593931248382.783 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-03-12", "window": { "start": { "local": "2052-03-12T18:54:23+08:00", "utc": "2052-03-12T10:54:23Z", "ms": 2593853663012.9756 }, "end": { "local": "2052-03-12T20:31:31+08:00", "utc": "2052-03-12T12:31:31Z", "ms": 2593859491369.01 } }, "covered_min": 97, "window_min": 97, "qualifies": true }, { "local_date": "2052-03-13", "window": { "start": { "local": "2052-03-13T18:55:15+08:00", "utc": "2052-03-13T10:55:15Z", "ms": 2593940114740.2764 }, "end": { "local": "2052-03-13T20:32:05+08:00", "utc": "2052-03-13T12:32:05Z", "ms": 2593945924923.6436 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:26 on Tue 12 Mar to 16:27 on Wed 13 Mar.", "fact": "2052-03-12T08:25:48Z → 2052-03-13T08:27:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:54–20:32 on the 12th, 18:55–20:32 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 97 of 97 minutes on the 12th and 0 of 97 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8866 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Tuesday 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": "2052-03-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-12", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Tuesday 12 March. Trayodaśī runs from 16:26 on Tue 12 Mar to 16:27 on Wed 13 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-03-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-14", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1418, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-03-14T16:56:49+08:00", "utc": "2052-03-14T08:56:49Z", "ms": 2594019409407.124 }, "end": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-03-14T16:56:49+08:00", "utc": "2052-03-14T08:56:49Z", "ms": 2594019409407.124 }, "end": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 } }, "kaala": "sayahna", "days": [ { "local_date": "2052-03-14", "window": { "start": { "local": "2052-03-14T16:33:11+08:00", "utc": "2052-03-14T08:33:11Z", "ms": 2594017991218.02 }, "end": { "local": "2052-03-14T18:56:06+08:00", "utc": "2052-03-14T10:56:06Z", "ms": 2594026566243.6426 } }, "covered_min": 119, "window_min": 143, "qualifies": true }, { "local_date": "2052-03-15", "window": { "start": { "local": "2052-03-15T16:33:35+08:00", "utc": "2052-03-15T08:33:35Z", "ms": 2594104415283.772 }, "end": { "local": "2052-03-15T18:56:58+08:00", "utc": "2052-03-15T10:56:58Z", "ms": 2594113017538.3633 } }, "covered_min": 81, "window_min": 143, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:57 on Thu 14 Mar to 17:55 on Fri 15 Mar.", "fact": "2052-03-14T08:56:49Z → 2052-03-15T09:54:51Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:33–18:56 on the 14th, 16:34–18:57 on the 15th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 119 of 143 minutes on the 14th and 81 of 143 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1418 s" }, { "step": "ruling", "text": "Holikā Dahana, Qingyang, 2052: Thursday 14 March.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-03-14", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-14", "confidence": "boundary" } ], "quote": "In Qingyang, Holikā Dahana 2052 falls on Thursday 14 March. Pūrṇimā runs from 16:57 on Thu 14 Mar to 17:55 on Fri 15 Mar and covers 119 of 143 minutes of sāyāhna that late afternoon. It also reaches the next late afternoon for 81 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/holika-dahana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-15", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1418, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-03-14T16:56:49+08:00", "utc": "2052-03-14T08:56:49Z", "ms": 2594019409407.124 }, "end": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "2052-03-14T16:56:49+08:00", "utc": "2052-03-14T08:56:49Z", "ms": 2594019409407.124 }, "end": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 } }, "kaala": "sayahna", "days": [ { "local_date": "2052-03-14", "window": { "start": { "local": "2052-03-14T16:33:11+08:00", "utc": "2052-03-14T08:33:11Z", "ms": 2594017991218.02 }, "end": { "local": "2052-03-14T18:56:06+08:00", "utc": "2052-03-14T10:56:06Z", "ms": 2594026566243.6426 } }, "covered_min": 119, "window_min": 143, "qualifies": true }, { "local_date": "2052-03-15", "window": { "start": { "local": "2052-03-15T16:33:35+08:00", "utc": "2052-03-15T08:33:35Z", "ms": 2594104415283.772 }, "end": { "local": "2052-03-15T18:56:58+08:00", "utc": "2052-03-15T10:56:58Z", "ms": 2594113017538.3633 } }, "covered_min": 81, "window_min": 143, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "2052-03-14", "days": 1 }, "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:57 on Thu 14 Mar to 17:55 on Fri 15 Mar.", "fact": "2052-03-14T08:56:49Z → 2052-03-15T09:54:51Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:33–18:56 on the 14th, 16:34–18:57 on the 15th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 119 of 143 minutes on the 14th and 81 of 143 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both late afternoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1418 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Thursday 14 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Qingyang, 2052: Friday 15 March.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-03-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-15", "confidence": "boundary" } ], "quote": "In Qingyang, Holī 2052 falls on Friday 15 March. It is kept the day after Holikā Dahana, which falls on Thursday 14 March. Pūrṇimā runs from 16:57 on Thu 14 Mar to 17:55 on Fri 15 Mar and covers 119 of 143 minutes of sāyāhna on the 14th. It also reaches the next late afternoon for 81 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/holi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39285, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 }, "end": { "local": "2052-03-16T19:21:29+08:00", "utc": "2052-03-16T11:21:29Z", "ms": 2594200888551.8213 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-15T17:54:51+08:00", "utc": "2052-03-15T09:54:51Z", "ms": 2594109291225.534 }, "end": { "local": "2052-03-16T19:21:29+08:00", "utc": "2052-03-16T11:21:29Z", "ms": 2594200888551.8213 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-03-15", "window": { "start": { "local": "2052-03-15T07:00:06+08:00", "utc": "2052-03-14T23:00:06Z", "ms": 2594070006265.407 }, "end": { "local": "2052-03-15T07:00:06+08:00", "utc": "2052-03-14T23:00:06Z", "ms": 2594070006265.407 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-03-16", "window": { "start": { "local": "2052-03-16T06:58:41+08:00", "utc": "2052-03-15T22:58:41Z", "ms": 2594156321165.3813 }, "end": { "local": "2052-03-16T06:58:41+08:00", "utc": "2052-03-15T22:58:41Z", "ms": 2594156321165.3813 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 17:55 on Fri 15 Mar to 19:21 on Sat 16 Mar.", "fact": "2052-03-15T09:54:51Z → 2052-03-16T11:21:29Z" }, { "step": "kaala", "text": "Sunrise is at 07:00 on the 15th and 06:59 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 39285 s" }, { "step": "ruling", "text": "Vasantotsava, Qingyang, 2052: Saturday 16 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": "2052-03-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-16", "confidence": "determinate" } ], "quote": "In Qingyang, Vasantotsava 2052 falls on Saturday 16 March. Pratipadā runs from 17:55 on Fri 15 Mar to 19:21 on Sat 16 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/vasantotsava", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-03-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6296, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-03-18T23:30:34+08:00", "utc": "2052-03-18T15:30:34Z", "ms": 2594388634427.0845 }, "end": { "local": "2052-03-20T02:01:32+08:00", "utc": "2052-03-19T18:01:32Z", "ms": 2594484091520.8867 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-18T23:30:34+08:00", "utc": "2052-03-18T15:30:34Z", "ms": 2594388634427.0845 }, "end": { "local": "2052-03-20T02:01:32+08:00", "utc": "2052-03-19T18:01:32Z", "ms": 2594484091520.8867 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-03-18", "window": { "start": { "local": "2052-03-18T21:45:38+08:00", "utc": "2052-03-18T13:45:38Z", "ms": 2594382338178.6514 }, "end": { "local": "2052-03-18T21:45:38+08:00", "utc": "2052-03-18T13:45:38Z", "ms": 2594382338178.6514 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-03-19", "window": { "start": { "local": "2052-03-19T22:39:31+08:00", "utc": "2052-03-19T14:39:31Z", "ms": 2594471970719.5225 }, "end": { "local": "2052-03-19T22:39:31+08:00", "utc": "2052-03-19T14:39:31Z", "ms": 2594471970719.5225 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:31 on Mon 18 Mar to 02:02 on Wed 20 Mar.", "fact": "2052-03-18T15:30:34Z → 2052-03-19T18:01:32Z" }, { "step": "kaala", "text": "Moonrise is at 21:46 on the 18th and 22:40 on the 19th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6296 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Tuesday 19 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": "2052-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-19", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Tuesday 19 March. Caturthī runs from 23:31 on Mon 18 Mar to 02:02 on Wed 20 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5895, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-03-23T09:16:01+08:00", "utc": "2052-03-23T01:16:01Z", "ms": 2594769360635.161 }, "end": { "local": "2052-03-24T10:53:39+08:00", "utc": "2052-03-24T02:53:39Z", "ms": 2594861618743.9585 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-23T09:16:01+08:00", "utc": "2052-03-23T01:16:01Z", "ms": 2594769360635.161 }, "end": { "local": "2052-03-24T10:53:39+08:00", "utc": "2052-03-24T02:53:39Z", "ms": 2594861618743.9585 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-03-23", "window": { "start": { "local": "2052-03-23T12:32:12+08:00", "utc": "2052-03-23T04:32:12Z", "ms": 2594781131665.413 }, "end": { "local": "2052-03-23T13:20:12+08:00", "utc": "2052-03-23T05:20:12Z", "ms": 2594784011665.413 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-03-24", "window": { "start": { "local": "2052-03-24T12:31:54+08:00", "utc": "2052-03-24T04:31:54Z", "ms": 2594867513722.749 }, "end": { "local": "2052-03-24T13:19:54+08:00", "utc": "2052-03-24T05:19:54Z", "ms": 2594870393722.749 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 09:16 on Sat 23 Mar to 10:54 on Sun 24 Mar.", "fact": "2052-03-23T01:16:01Z → 2052-03-24T02:53:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 23rd, 12:32–13:20 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5895 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Qingyang, 2052: Saturday 23 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": "2052-03-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-23", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalāṣṭamī 2052 falls on Saturday 23 March. Aṣṭamī runs from 09:16 on Sat 23 Mar to 10:54 on Sun 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/shitalashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-03-27", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16912, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-03-26T12:01:24+08:00", "utc": "2052-03-26T04:01:24Z", "ms": 2595038484298.655 }, "end": { "local": "2052-03-27T11:24:50+08:00", "utc": "2052-03-27T03:24:50Z", "ms": 2595122689829.0566 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-26T12:01:24+08:00", "utc": "2052-03-26T04:01:24Z", "ms": 2595038484298.655 }, "end": { "local": "2052-03-27T11:24:50+08:00", "utc": "2052-03-27T03:24:50Z", "ms": 2595122689829.0566 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-03-26", "window": { "start": { "local": "2052-03-26T06:44:23+08:00", "utc": "2052-03-25T22:44:23Z", "ms": 2595019463416.0723 }, "end": { "local": "2052-03-26T06:44:23+08:00", "utc": "2052-03-25T22:44:23Z", "ms": 2595019463416.0723 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-03-27", "window": { "start": { "local": "2052-03-27T06:42:58+08:00", "utc": "2052-03-26T22:42:58Z", "ms": 2595105777643.9497 }, "end": { "local": "2052-03-27T06:42:58+08:00", "utc": "2052-03-26T22:42:58Z", "ms": 2595105777643.9497 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:01 on Tue 26 Mar to 11:25 on Wed 27 Mar.", "fact": "2052-03-26T04:01:24Z → 2052-03-27T03:24:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:44 on the 26th and 06:43 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16912 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Qingyang, 2052: Wednesday 27 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": "2052-03-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-27", "confidence": "determinate" } ], "quote": "In Qingyang, Pāpamocanī Ekādaśī 2052 falls on Wednesday 27 March. Ekādaśī runs from 12:01 on Tue 26 Mar to 11:25 on Wed 27 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-03-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-03-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32686, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-03-28T10:03:06+08:00", "utc": "2052-03-28T02:03:06Z", "ms": 2595204186203.2544 }, "end": { "local": "2052-03-29T08:01:20+08:00", "utc": "2052-03-29T00:01:20Z", "ms": 2595283280391.1675 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-28T10:03:06+08:00", "utc": "2052-03-28T02:03:06Z", "ms": 2595204186203.2544 }, "end": { "local": "2052-03-29T08:01:20+08:00", "utc": "2052-03-29T00:01:20Z", "ms": 2595283280391.1675 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-03-28", "window": { "start": { "local": "2052-03-28T19:07:52+08:00", "utc": "2052-03-28T11:07:52Z", "ms": 2595236871886.6304 }, "end": { "local": "2052-03-28T20:40:10+08:00", "utc": "2052-03-28T12:40:10Z", "ms": 2595242409832.6797 } }, "covered_min": 92, "window_min": 92, "qualifies": true }, { "local_date": "2052-03-29", "window": { "start": { "local": "2052-03-29T19:08:42+08:00", "utc": "2052-03-29T11:08:42Z", "ms": 2595323321679.5527 }, "end": { "local": "2052-03-29T20:40:42+08:00", "utc": "2052-03-29T12:40:42Z", "ms": 2595328841608.388 } }, "covered_min": 0, "window_min": 92, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:03 on Thu 28 Mar to 08:01 on Fri 29 Mar.", "fact": "2052-03-28T02:03:06Z → 2052-03-29T00:01:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:08–20:40 on the 28th, 19:09–20:41 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 92 of 92 minutes on the 28th and 0 of 92 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32686 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Thursday 28 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": "2052-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-28", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Thursday 28 March. Trayodaśī runs from 10:03 on Thu 28 Mar to 08:01 on Fri 29 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-03-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-03-29", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14938, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-03-29T08:01:20+08:00", "utc": "2052-03-29T00:01:20Z", "ms": 2595283280391.1675 }, "end": { "local": "2052-03-30T05:26:39+08:00", "utc": "2052-03-29T21:26:39Z", "ms": 2595360399004.905 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-29T08:01:20+08:00", "utc": "2052-03-29T00:01:20Z", "ms": 2595283280391.1675 }, "end": { "local": "2052-03-30T05:26:39+08:00", "utc": "2052-03-29T21:26:39Z", "ms": 2595360399004.905 } }, "kaala": "nishita", "days": [ { "local_date": "2052-03-28", "window": { "start": { "local": "2052-03-29T00:29:59+08:00", "utc": "2052-03-28T16:29:59Z", "ms": 2595256199184.315 }, "end": { "local": "2052-03-29T01:17:59+08:00", "utc": "2052-03-28T17:17:59Z", "ms": 2595259079184.315 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-03-29", "window": { "start": { "local": "2052-03-30T00:29:41+08:00", "utc": "2052-03-29T16:29:41Z", "ms": 2595342581412.6865 }, "end": { "local": "2052-03-30T01:17:41+08:00", "utc": "2052-03-29T17:17:41Z", "ms": 2595345461412.6865 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:01 on Fri 29 Mar to 05:27 on Sat 30 Mar.", "fact": "2052-03-29T00:01:20Z → 2052-03-29T21:26:39Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:30–01:18 on the 28th, 00:30–01:18 on the 29th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14938 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Friday 29 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": "2052-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-29", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Friday 29 March. Caturdaśī runs from 08:01 on Fri 29 Mar to 05:27 on Sat 30 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-03-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35678, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-03-31T02:27:22+08:00", "utc": "2052-03-30T18:27:22Z", "ms": 2595436042181.242 }, "end": { "local": "2052-03-31T23:12:27+08:00", "utc": "2052-03-31T15:12:27Z", "ms": 2595510746929.7715 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-03-31T02:27:22+08:00", "utc": "2052-03-30T18:27:22Z", "ms": 2595436042181.242 }, "end": { "local": "2052-03-31T23:12:27+08:00", "utc": "2052-03-31T15:12:27Z", "ms": 2595510746929.7715 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-03-30", "window": { "start": { "local": "2052-03-30T12:30:06+08:00", "utc": "2052-03-30T04:30:06Z", "ms": 2595385806291.734 }, "end": { "local": "2052-03-30T13:18:06+08:00", "utc": "2052-03-30T05:18:06Z", "ms": 2595388686291.734 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-03-31", "window": { "start": { "local": "2052-03-31T12:29:49+08:00", "utc": "2052-03-31T04:29:49Z", "ms": 2595472188586.0527 }, "end": { "local": "2052-03-31T13:17:49+08:00", "utc": "2052-03-31T05:17:49Z", "ms": 2595475068586.0527 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 02:27 on Sun 31 Mar to 23:12 on Sun 31 Mar.", "fact": "2052-03-30T18:27:22Z → 2052-03-31T15:12:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 30th, 12:30–13:18 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35678 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Qingyang, 2052: Sunday 31 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha-caitra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-03-31", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Caitra) (Chaitra Navratri) 2052 falls on Sunday 31 March. Pratipadā runs from 02:27 on Sun 31 Mar to 23:12 on Sun 31 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/navaratra-arambha-caitra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11681, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-04-01T19:51:00+08:00", "utc": "2052-04-01T11:51:00Z", "ms": 2595585059528.999 }, "end": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-01T19:51:00+08:00", "utc": "2052-04-01T11:51:00Z", "ms": 2595585059528.999 }, "end": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-01", "window": { "start": { "local": "2052-04-01T12:29:31+08:00", "utc": "2052-04-01T04:29:31Z", "ms": 2595558570977.815 }, "end": { "local": "2052-04-01T13:17:31+08:00", "utc": "2052-04-01T05:17:31Z", "ms": 2595561450977.815 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-04-02", "window": { "start": { "local": "2052-04-02T12:29:13+08:00", "utc": "2052-04-02T04:29:13Z", "ms": 2595644953480.8467 }, "end": { "local": "2052-04-02T13:17:13+08:00", "utc": "2052-04-02T05:17:13Z", "ms": 2595647833480.8467 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:51 on Mon 1 Apr to 16:32 on Tue 2 Apr.", "fact": "2052-04-01T11:51:00Z → 2052-04-02T08:31:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 1st, 12:29–13:17 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11681 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Qingyang, 2052: Tuesday 2 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": "2052-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-02", "confidence": "determinate" } ], "quote": "In Qingyang, Gaurī Tṛtīyā (Gangaur) 2052 falls on Tuesday 2 April. Tṛtīyā runs from 19:51 on Mon 1 Apr to 16:32 on Tue 2 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/gauri-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11681, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-04-01T19:51:00+08:00", "utc": "2052-04-01T11:51:00Z", "ms": 2595585059528.999 }, "end": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-01T19:51:00+08:00", "utc": "2052-04-01T11:51:00Z", "ms": 2595585059528.999 }, "end": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-01", "window": { "start": { "local": "2052-04-01T12:29:31+08:00", "utc": "2052-04-01T04:29:31Z", "ms": 2595558570977.815 }, "end": { "local": "2052-04-01T13:17:31+08:00", "utc": "2052-04-01T05:17:31Z", "ms": 2595561450977.815 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-04-02", "window": { "start": { "local": "2052-04-02T12:29:13+08:00", "utc": "2052-04-02T04:29:13Z", "ms": 2595644953480.8467 }, "end": { "local": "2052-04-02T13:17:13+08:00", "utc": "2052-04-02T05:17:13Z", "ms": 2595647833480.8467 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:51 on Mon 1 Apr to 16:32 on Tue 2 Apr.", "fact": "2052-04-01T11:51:00Z → 2052-04-02T08:31:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 1st, 12:29–13:17 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11681 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Qingyang, 2052: Tuesday 2 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": "2052-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-02", "confidence": "determinate" } ], "quote": "In Qingyang, Saubhāgya Śayana Vrata 2052 falls on Tuesday 2 April. Tṛtīyā runs from 19:51 on Mon 1 Apr to 16:32 on Tue 2 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/saubhagya-shayana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-04-03", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 399, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 }, "end": { "local": "2052-04-03T13:23:36+08:00", "utc": "2052-04-03T05:23:36Z", "ms": 2595734615569.113 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-02T16:31:54+08:00", "utc": "2052-04-02T08:31:54Z", "ms": 2595659514295.0283 }, "end": { "local": "2052-04-03T13:23:36+08:00", "utc": "2052-04-03T05:23:36Z", "ms": 2595734615569.113 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-02", "window": { "start": { "local": "2052-04-02T12:29:13+08:00", "utc": "2052-04-02T04:29:13Z", "ms": 2595644953480.8467 }, "end": { "local": "2052-04-02T13:17:13+08:00", "utc": "2052-04-02T05:17:13Z", "ms": 2595647833480.8467 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-04-03", "window": { "start": { "local": "2052-04-03T12:28:56+08:00", "utc": "2052-04-03T04:28:56Z", "ms": 2595731336109.2305 }, "end": { "local": "2052-04-03T13:16:56+08:00", "utc": "2052-04-03T05:16:56Z", "ms": 2595734216109.2305 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:32 on Tue 2 Apr to 13:24 on Wed 3 Apr.", "fact": "2052-04-02T08:31:54Z → 2052-04-03T05:23:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 2nd, 12:29–13:17 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 399 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Wednesday 3 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-03", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Wednesday 3 April. Caturthī runs from 16:32 on Tue 2 Apr to 13:24 on Wed 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-04-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 399, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-04-03T13:23:36+08:00", "utc": "2052-04-03T05:23:36Z", "ms": 2595734615569.113 }, "end": { "local": "2052-04-04T10:33:40+08:00", "utc": "2052-04-04T02:33:40Z", "ms": 2595810820419.4375 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-03T13:23:36+08:00", "utc": "2052-04-03T05:23:36Z", "ms": 2595734615569.113 }, "end": { "local": "2052-04-04T10:33:40+08:00", "utc": "2052-04-04T02:33:40Z", "ms": 2595810820419.4375 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-03", "window": { "start": { "local": "2052-04-03T12:28:56+08:00", "utc": "2052-04-03T04:28:56Z", "ms": 2595731336109.2305 }, "end": { "local": "2052-04-03T13:16:56+08:00", "utc": "2052-04-03T05:16:56Z", "ms": 2595734216109.2305 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-04-04", "window": { "start": { "local": "2052-04-04T12:28:39+08:00", "utc": "2052-04-04T04:28:39Z", "ms": 2595817718877.752 }, "end": { "local": "2052-04-04T13:16:39+08:00", "utc": "2052-04-04T05:16:39Z", "ms": 2595820598877.752 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 13:24 on Wed 3 Apr to 10:34 on Thu 4 Apr.", "fact": "2052-04-03T05:23:36Z → 2052-04-04T02:33:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 3rd, 12:29–13:17 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 399 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Qingyang, 2052: Thursday 4 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": "2052-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-03", "confidence": "determinate" } ], "quote": "In Qingyang, Lakṣmī Pañcamī 2052 falls on Thursday 4 April. Pañcamī runs from 13:24 on Wed 3 Apr to 10:34 on Thu 4 Apr, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/lakshmi-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22458, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-04-06T06:13:47+08:00", "utc": "2052-04-05T22:13:47Z", "ms": 2595968026608.596 }, "end": { "local": "2052-04-07T04:52:30+08:00", "utc": "2052-04-06T20:52:30Z", "ms": 2596049549747.59 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-06T06:13:47+08:00", "utc": "2052-04-05T22:13:47Z", "ms": 2595968026608.596 }, "end": { "local": "2052-04-07T04:52:30+08:00", "utc": "2052-04-06T20:52:30Z", "ms": 2596049549747.59 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-06", "window": { "start": { "local": "2052-04-06T12:28:05+08:00", "utc": "2052-04-06T04:28:05Z", "ms": 2595990484899.3223 }, "end": { "local": "2052-04-06T13:16:05+08:00", "utc": "2052-04-06T05:16:05Z", "ms": 2595993364899.3223 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-07", "window": { "start": { "local": "2052-04-07T12:27:48+08:00", "utc": "2052-04-07T04:27:48Z", "ms": 2596076868186.9365 }, "end": { "local": "2052-04-07T13:15:48+08:00", "utc": "2052-04-07T05:15:48Z", "ms": 2596079748186.9365 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 06:14 on Sat 6 Apr to 04:52 on Sun 7 Apr.", "fact": "2052-04-05T22:13:47Z → 2052-04-06T20:52:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 6th, 12:28–13:16 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 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. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22458 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Qingyang, 2052: Saturday 6 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": "2052-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-06", "confidence": "determinate" } ], "quote": "In Qingyang, Bhavānī Utpatti 2052 falls on Saturday 6 April. Aṣṭamī runs from 06:14 on Sat 6 Apr to 04:52 on Sun 7 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/bhavani-utpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27318, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2052-04-07T04:52:30+08:00", "utc": "2052-04-06T20:52:30Z", "ms": 2596049549747.59 }, "end": { "local": "2052-04-08T04:06:37+08:00", "utc": "2052-04-07T20:06:37Z", "ms": 2596133196849.4023 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-07T04:52:30+08:00", "utc": "2052-04-06T20:52:30Z", "ms": 2596049549747.59 }, "end": { "local": "2052-04-08T04:06:37+08:00", "utc": "2052-04-07T20:06:37Z", "ms": 2596133196849.4023 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-07", "window": { "start": { "local": "2052-04-07T12:27:48+08:00", "utc": "2052-04-07T04:27:48Z", "ms": 2596076868186.9365 }, "end": { "local": "2052-04-07T13:15:48+08:00", "utc": "2052-04-07T05:15:48Z", "ms": 2596079748186.9365 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-08", "window": { "start": { "local": "2052-04-08T12:27:32+08:00", "utc": "2052-04-08T04:27:32Z", "ms": 2596163251683.525 }, "end": { "local": "2052-04-08T13:15:32+08:00", "utc": "2052-04-08T05:15:32Z", "ms": 2596166131683.525 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 04:52 on Sun 7 Apr to 04:07 on Mon 8 Apr.", "fact": "2052-04-06T20:52:30Z → 2052-04-07T20:06:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 7th, 12:28–13:16 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27318 s" }, { "step": "ruling", "text": "Rāma Navamī, Qingyang, 2052: Sunday 7 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": "2052-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-07", "confidence": "determinate" } ], "quote": "In Qingyang, Rāma Navamī 2052 falls on Sunday 7 April. Navamī runs from 04:52 on Sun 7 Apr to 04:07 on Mon 8 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rama-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-04-09", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7421, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-04-09T03:56:10+08:00", "utc": "2052-04-08T19:56:10Z", "ms": 2596218970132.0757 }, "end": { "local": "2052-04-10T04:19:40+08:00", "utc": "2052-04-09T20:19:40Z", "ms": 2596306779972.9565 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-09T03:56:10+08:00", "utc": "2052-04-08T19:56:10Z", "ms": 2596218970132.0757 }, "end": { "local": "2052-04-10T04:19:40+08:00", "utc": "2052-04-09T20:19:40Z", "ms": 2596306779972.9565 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-04-09", "window": { "start": { "local": "2052-04-09T06:24:43+08:00", "utc": "2052-04-08T22:24:43Z", "ms": 2596227882864.5176 }, "end": { "local": "2052-04-09T06:24:43+08:00", "utc": "2052-04-08T22:24:43Z", "ms": 2596227882864.5176 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-04-10", "window": { "start": { "local": "2052-04-10T06:23:21+08:00", "utc": "2052-04-09T22:23:21Z", "ms": 2596314201149.1206 }, "end": { "local": "2052-04-10T06:23:21+08:00", "utc": "2052-04-09T22:23:21Z", "ms": 2596314201149.1206 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:56 on Tue 9 Apr to 04:20 on Wed 10 Apr.", "fact": "2052-04-08T19:56:10Z → 2052-04-09T20:19:40Z" }, { "step": "kaala", "text": "Sunrise is at 06:25 on the 9th and 06:23 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 7421 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Qingyang, 2052: Tuesday 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": "2052-04-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-09", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmadā Ekādaśī 2052 falls on Tuesday 9 April. Ekādaśī runs from 03:56 on Tue 9 Apr to 04:20 on Wed 10 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-04-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20968, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-04-11T05:14:26+08:00", "utc": "2052-04-10T21:14:26Z", "ms": 2596396465911.165 }, "end": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-11T05:14:26+08:00", "utc": "2052-04-10T21:14:26Z", "ms": 2596396465911.165 }, "end": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-11", "window": { "start": { "local": "2052-04-11T12:26:44+08:00", "utc": "2052-04-11T04:26:44Z", "ms": 2596422403618.9355 }, "end": { "local": "2052-04-11T13:14:44+08:00", "utc": "2052-04-11T05:14:44Z", "ms": 2596425283618.9355 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-12", "window": { "start": { "local": "2052-04-12T12:26:28+08:00", "utc": "2052-04-12T04:26:28Z", "ms": 2596508788144.164 }, "end": { "local": "2052-04-12T13:14:28+08:00", "utc": "2052-04-12T05:14:28Z", "ms": 2596511668144.164 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:14 on Thu 11 Apr to 06:37 on Fri 12 Apr.", "fact": "2052-04-10T21:14:26Z → 2052-04-11T22:37:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 11th, 12:26–13:14 on the 12th.", "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 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20968 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Qingyang, 2052: Thursday 11 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": "2052-04-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-11", "confidence": "determinate" } ], "quote": "In Qingyang, Anaṅga Trayodaśī 2052 falls on Thursday 11 April. Trayodaśī runs from 05:14 on Thu 11 Apr to 06:37 on Fri 12 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/ananga-trayodashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-04-11", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30441, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-04-11T05:14:26+08:00", "utc": "2052-04-10T21:14:26Z", "ms": 2596396465911.165 }, "end": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-11T05:14:26+08:00", "utc": "2052-04-10T21:14:26Z", "ms": 2596396465911.165 }, "end": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-04-10", "window": { "start": { "local": "2052-04-10T19:18:38+08:00", "utc": "2052-04-10T11:18:38Z", "ms": 2596360717611.054 }, "end": { "local": "2052-04-10T20:47:05+08:00", "utc": "2052-04-10T12:47:05Z", "ms": 2596366024587.8755 } }, "covered_min": 0, "window_min": 88, "qualifies": false }, { "local_date": "2052-04-11", "window": { "start": { "local": "2052-04-11T19:19:27+08:00", "utc": "2052-04-11T11:19:27Z", "ms": 2596447167300.658 }, "end": { "local": "2052-04-11T20:47:37+08:00", "utc": "2052-04-11T12:47:37Z", "ms": 2596452456895.237 } }, "covered_min": 88, "window_min": 88, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:14 on Thu 11 Apr to 06:37 on Fri 12 Apr.", "fact": "2052-04-10T21:14:26Z → 2052-04-11T22:37:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:19–20:47 on the 10th, 19:19–20:48 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 88 minutes on the 10th and 88 of 88 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 30441 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Thursday 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": "2052-04-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-11", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Thursday 11 April. Trayodaśī runs from 05:14 on Thu 11 Apr to 06:37 on Fri 12 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-04-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14567, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 }, "end": { "local": "2052-04-13T08:23:26+08:00", "utc": "2052-04-13T00:23:26Z", "ms": 2596580605729.813 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-12T06:37:00+08:00", "utc": "2052-04-11T22:37:00Z", "ms": 2596487820120.107 }, "end": { "local": "2052-04-13T08:23:26+08:00", "utc": "2052-04-13T00:23:26Z", "ms": 2596580605729.813 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-12", "window": { "start": { "local": "2052-04-12T12:26:28+08:00", "utc": "2052-04-12T04:26:28Z", "ms": 2596508788144.164 }, "end": { "local": "2052-04-12T13:14:28+08:00", "utc": "2052-04-12T05:14:28Z", "ms": 2596511668144.164 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-13", "window": { "start": { "local": "2052-04-13T12:26:13+08:00", "utc": "2052-04-13T04:26:13Z", "ms": 2596595172975.1157 }, "end": { "local": "2052-04-13T13:14:13+08:00", "utc": "2052-04-13T05:14:13Z", "ms": 2596598052975.1157 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:37 on Fri 12 Apr to 08:23 on Sat 13 Apr.", "fact": "2052-04-11T22:37:00Z → 2052-04-13T00:23:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 12th, 12:26–13:14 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 12th and 0 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 14567 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Qingyang, 2052: Friday 12 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": "2052-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-12", "confidence": "determinate" } ], "quote": "In Qingyang, Viṣṇudamanaka Caturdaśī 2052 falls on Friday 12 April. Caturdaśī runs from 06:37 on Fri 12 Apr to 08:23 on Sat 13 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vishnu-damanaka-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8823, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "2052-04-14T03:50:57+08:00", "utc": "2052-04-13T19:50:57Z", "ms": 2596650656574.579 }, "end": { "local": "2052-05-15T00:40:55+08:00", "utc": "2052-05-14T16:40:55Z", "ms": 2599317654733.7373 } }, "span": { "of": "transit", "start": { "local": "2052-04-14T03:50:57+08:00", "utc": "2052-04-13T19:50:57Z", "ms": 2596650656574.579 }, "end": { "local": "2052-04-14T03:50:57+08:00", "utc": "2052-04-13T19:50:57Z", "ms": 2596650656574.579 } }, "kaala": "day", "days": [ { "local_date": "2052-04-13", "window": { "start": { "local": "2052-04-13T06:19:19+08:00", "utc": "2052-04-12T22:19:19Z", "ms": 2596573159148.813 }, "end": { "local": "2052-04-14T06:18:00+08:00", "utc": "2052-04-13T22:18:00Z", "ms": 2596659479635.0674 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "2052-04-14", "window": { "start": { "local": "2052-04-14T06:18:00+08:00", "utc": "2052-04-13T22:18:00Z", "ms": 2596659479635.0674 }, "end": { "local": "2052-04-15T06:16:41+08:00", "utc": "2052-04-14T22:16:41Z", "ms": 2596745800750.199 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 03:51 on Sun 14 Apr.", "fact": "2052-04-13T19:50:57Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:19 on the 13th, and from 06:18 on the 14th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from sunrise. The transit falls on the 13th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunrise → only-day · margin 8823 s" }, { "step": "ruling", "text": "Vaiśākhī, Qingyang, 2052: Saturday 13 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "vaishakhi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Mesadi — Cadaka puja (Bengal), Bahag Bihu (Assam), Cheiraoba (Manipur), Visu (T. C. State), Vaisakhi (on the samkramana day commencing from sunrise)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "not_evaluated": "The other names in the row (Cadaka puja, Bahag Bihu, Cheiraoba, Visu) are regional observances and wait with the regional rows.", "rashi": "Meṣa", "day_from": "sunrise" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "2052-04-14", "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": "2052-04-14", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Qingyang, Vaiśākhī 2052 falls on Saturday 13 April. The Sun enters Meṣa at 03:51 on Sun 14 Apr, and the rule counts the day from sunrise. Counted from midnight, or by the Tamil rule for the first day of a solar month, which gives a transit after sunset to the next day, it is 14 April.", "cite": "https://ahargana.org/qingyang/festivals/2052/vaishakhi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6994, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-04-13T08:23:26+08:00", "utc": "2052-04-13T00:23:26Z", "ms": 2596580605729.813 }, "end": { "local": "2052-04-14T10:29:24+08:00", "utc": "2052-04-14T02:29:24Z", "ms": 2596674563849.5186 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "2052-04-13T08:23:26+08:00", "utc": "2052-04-13T00:23:26Z", "ms": 2596580605729.813 }, "end": { "local": "2052-04-14T10:29:24+08:00", "utc": "2052-04-14T02:29:24Z", "ms": 2596674563849.5186 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-04-13", "window": { "start": { "local": "2052-04-13T12:26:13+08:00", "utc": "2052-04-13T04:26:13Z", "ms": 2596595172975.1157 }, "end": { "local": "2052-04-13T13:14:13+08:00", "utc": "2052-04-13T05:14:13Z", "ms": 2596598052975.1157 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-14", "window": { "start": { "local": "2052-04-14T12:25:58+08:00", "utc": "2052-04-14T04:25:58Z", "ms": 2596681558130.8438 }, "end": { "local": "2052-04-14T13:13:58+08:00", "utc": "2052-04-14T05:13:58Z", "ms": 2596684438130.8438 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:23 on Sat 13 Apr to 10:29 on Sun 14 Apr.", "fact": "2052-04-13T00:23:26Z → 2052-04-14T02:29:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 13th, 12:26–13:14 on the 14th.", "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 13th and 0 of 48 on the 14th.", "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 6994 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Qingyang, 2052: Saturday 13 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": "2052-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-13", "confidence": "determinate" } ], "quote": "In Qingyang, Caitrī Pūrṇimā 2052 falls on Saturday 13 April. Pūrṇimā runs from 08:23 on Sat 13 Apr to 10:29 on Sun 14 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/chaitri-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-04-17", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10115, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-04-17T17:52:36+08:00", "utc": "2052-04-17T09:52:36Z", "ms": 2596960355674.1084 }, "end": { "local": "2052-04-18T20:19:54+08:00", "utc": "2052-04-18T12:19:54Z", "ms": 2597055593617.3833 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-04-17T17:52:36+08:00", "utc": "2052-04-17T09:52:36Z", "ms": 2596960355674.1084 }, "end": { "local": "2052-04-18T20:19:54+08:00", "utc": "2052-04-18T12:19:54Z", "ms": 2597055593617.3833 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-04-17", "window": { "start": { "local": "2052-04-17T22:18:03+08:00", "utc": "2052-04-17T14:18:03Z", "ms": 2596976283263.2974 }, "end": { "local": "2052-04-17T22:18:03+08:00", "utc": "2052-04-17T14:18:03Z", "ms": 2596976283263.2974 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-04-18", "window": { "start": { "local": "2052-04-18T23:08:29+08:00", "utc": "2052-04-18T15:08:29Z", "ms": 2597065708583.8047 }, "end": { "local": "2052-04-18T23:08:29+08:00", "utc": "2052-04-18T15:08:29Z", "ms": 2597065708583.8047 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:53 on Wed 17 Apr to 20:20 on Thu 18 Apr.", "fact": "2052-04-17T09:52:36Z → 2052-04-18T12:19:54Z" }, { "step": "kaala", "text": "Moonrise is at 22:18 on the 17th and 23:08 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10115 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Wednesday 17 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-17", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Wednesday 17 April. Caturthī runs from 17:53 on Wed 17 Apr to 20:20 on Thu 18 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-04-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-04-25", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17326, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-04-25T01:15:27+08:00", "utc": "2052-04-24T17:15:27Z", "ms": 2597591727198.9214 }, "end": { "local": "2052-04-25T23:36:19+08:00", "utc": "2052-04-25T15:36:19Z", "ms": 2597672178765.872 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-04-25T01:15:27+08:00", "utc": "2052-04-24T17:15:27Z", "ms": 2597591727198.9214 }, "end": { "local": "2052-04-25T23:36:19+08:00", "utc": "2052-04-25T15:36:19Z", "ms": 2597672178765.872 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-04-25", "window": { "start": { "local": "2052-04-25T06:04:13+08:00", "utc": "2052-04-24T22:04:13Z", "ms": 2597609053327.3945 }, "end": { "local": "2052-04-25T06:04:13+08:00", "utc": "2052-04-24T22:04:13Z", "ms": 2597609053327.3945 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-04-26", "window": { "start": { "local": "2052-04-26T06:03:03+08:00", "utc": "2052-04-25T22:03:03Z", "ms": 2597695383392.207 }, "end": { "local": "2052-04-26T06:03:03+08:00", "utc": "2052-04-25T22:03:03Z", "ms": 2597695383392.207 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:15 on Thu 25 Apr to 23:36 on Thu 25 Apr.", "fact": "2052-04-24T17:15:27Z → 2052-04-25T15:36:19Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 25th and 06:03 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17326 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Qingyang, 2052: Thursday 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": "2052-04-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-25", "confidence": "determinate" } ], "quote": "In Qingyang, Varūthinī Ekādaśī 2052 falls on Thursday 25 April. Ekādaśī runs from 01:15 on Thu 25 Apr to 23:36 on Thu 25 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-04-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-04-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-26", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1209, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-04-26T21:16:08+08:00", "utc": "2052-04-26T13:16:08Z", "ms": 2597750167545.0127 }, "end": { "local": "2052-04-27T18:21:17+08:00", "utc": "2052-04-27T10:21:17Z", "ms": 2597826076865.9106 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-04-26T21:16:08+08:00", "utc": "2052-04-26T13:16:08Z", "ms": 2597750167545.0127 }, "end": { "local": "2052-04-27T18:21:17+08:00", "utc": "2052-04-27T10:21:17Z", "ms": 2597826076865.9106 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-04-26", "window": { "start": { "local": "2052-04-26T19:32:00+08:00", "utc": "2052-04-26T11:32:00Z", "ms": 2597743919588.733 }, "end": { "local": "2052-04-26T20:55:59+08:00", "utc": "2052-04-26T12:55:59Z", "ms": 2597748958902.854 } }, "covered_min": 0, "window_min": 84, "qualifies": false }, { "local_date": "2052-04-27", "window": { "start": { "local": "2052-04-27T19:32:50+08:00", "utc": "2052-04-27T11:32:50Z", "ms": 2597830370185.9077 }, "end": { "local": "2052-04-27T20:56:34+08:00", "utc": "2052-04-27T12:56:34Z", "ms": 2597835393695.7515 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:16 on Fri 26 Apr to 18:21 on Sat 27 Apr.", "fact": "2052-04-26T13:16:08Z → 2052-04-27T10:21:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:32–20:56 on the 26th, 19:33–20:57 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 84 minutes on the 26th and 0 of 84 on the 27th.", "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 1209 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Friday 26 April.", "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": "2052-04-26", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-26", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Friday 26 April. Trayodaśī runs from 21:16 on Fri 26 Apr to 18:21 on Sat 27 Apr, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-04-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-04-27", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-04-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21691, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-04-27T18:21:17+08:00", "utc": "2052-04-27T10:21:17Z", "ms": 2597826076865.9106 }, "end": { "local": "2052-04-28T14:59:51+08:00", "utc": "2052-04-28T06:59:51Z", "ms": 2597900391004.5825 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-04-27T18:21:17+08:00", "utc": "2052-04-27T10:21:17Z", "ms": 2597826076865.9106 }, "end": { "local": "2052-04-28T14:59:51+08:00", "utc": "2052-04-28T06:59:51Z", "ms": 2597900391004.5825 } }, "kaala": "nishita", "days": [ { "local_date": "2052-04-27", "window": { "start": { "local": "2052-04-28T00:22:48+08:00", "utc": "2052-04-27T16:22:48Z", "ms": 2597847768347.8223 }, "end": { "local": "2052-04-28T01:10:48+08:00", "utc": "2052-04-27T17:10:48Z", "ms": 2597850648347.8223 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-04-28", "window": { "start": { "local": "2052-04-29T00:22:40+08:00", "utc": "2052-04-28T16:22:40Z", "ms": 2597934160203.7617 }, "end": { "local": "2052-04-29T01:10:40+08:00", "utc": "2052-04-28T17:10:40Z", "ms": 2597937040203.7617 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:21 on Sat 27 Apr to 15:00 on Sun 28 Apr.", "fact": "2052-04-27T10:21:17Z → 2052-04-28T06:59:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 27th, 00:23–01:11 on the 28th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21691 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Saturday 27 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-04-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-04-27", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Saturday 27 April. Caturdaśī runs from 18:21 on Sat 27 Apr to 15:00 on Sun 28 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-04-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7569, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-05-01T03:51:20+08:00", "utc": "2052-04-30T19:51:20Z", "ms": 2598119480223.341 }, "end": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-01T03:51:20+08:00", "utc": "2052-04-30T19:51:20Z", "ms": 2598119480223.341 }, "end": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 } }, "kaala": "purvahna", "days": [ { "local_date": "2052-05-01", "window": { "start": { "local": "2052-05-01T05:57:29+08:00", "utc": "2052-04-30T21:57:29Z", "ms": 2598127049013.841 }, "end": { "local": "2052-05-01T10:30:24+08:00", "utc": "2052-05-01T02:30:24Z", "ms": 2598143423521.051 } }, "covered_min": 273, "window_min": 273, "qualifies": true }, { "local_date": "2052-05-02", "window": { "start": { "local": "2052-05-02T05:56:25+08:00", "utc": "2052-05-01T21:56:25Z", "ms": 2598213385360.1924 }, "end": { "local": "2052-05-02T10:29:58+08:00", "utc": "2052-05-02T02:29:58Z", "ms": 2598229797913.6147 } }, "covered_min": 0, "window_min": 274, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 03:51 on Wed 1 May to 00:21 on Thu 2 May.", "fact": "2052-04-30T19:51:20Z → 2052-05-01T16:20:49Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:57–10:30 on the 1st, 05:56–10:30 on the 2nd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 273 of 273 minutes on the 1st and 0 of 274 on the 2nd.", "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 7569 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Qingyang, 2052: Wednesday 1 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": "2052-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-01", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Tṛtīyā 2052 falls on Wednesday 1 May. Tṛtīyā runs from 03:51 on Wed 1 May to 00:21 on Thu 2 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/2052/akshaya-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12115, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-05-01T03:51:20+08:00", "utc": "2052-04-30T19:51:20Z", "ms": 2598119480223.341 }, "end": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-01T03:51:20+08:00", "utc": "2052-04-30T19:51:20Z", "ms": 2598119480223.341 }, "end": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-04-30", "window": { "start": { "local": "2052-04-30T19:35:22+08:00", "utc": "2052-04-30T11:35:22Z", "ms": 2598089721989.875 }, "end": { "local": "2052-04-30T20:58:19+08:00", "utc": "2052-04-30T12:58:19Z", "ms": 2598094698926.404 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "2052-05-01", "window": { "start": { "local": "2052-05-01T19:36:13+08:00", "utc": "2052-05-01T11:36:13Z", "ms": 2598176172535.47 }, "end": { "local": "2052-05-01T20:58:54+08:00", "utc": "2052-05-01T12:58:54Z", "ms": 2598181134245.433 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 03:51 on Wed 1 May to 00:21 on Thu 2 May.", "fact": "2052-04-30T19:51:20Z → 2052-05-01T16:20:49Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:35–20:58 on the 30th, 19:36–20:59 on the 1st.", "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 83 minutes on the 30th and 83 of 83 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12115 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Qingyang, 2052: Wednesday 1 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": "2052-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-01", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Jayantī 2052 falls on Wednesday 1 May. Tṛtīyā runs from 03:51 on Wed 1 May to 00:21 on Thu 2 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/parashurama-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-05-02", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28935, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 }, "end": { "local": "2052-05-02T21:12:59+08:00", "utc": "2052-05-02T13:12:59Z", "ms": 2598268379075.805 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-02T00:20:49+08:00", "utc": "2052-05-01T16:20:49Z", "ms": 2598193249471.886 }, "end": { "local": "2052-05-02T21:12:59+08:00", "utc": "2052-05-02T13:12:59Z", "ms": 2598268379075.805 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-01", "window": { "start": { "local": "2052-05-01T12:22:51+08:00", "utc": "2052-05-01T04:22:51Z", "ms": 2598150170774.6553 }, "end": { "local": "2052-05-01T13:10:51+08:00", "utc": "2052-05-01T05:10:51Z", "ms": 2598153050774.6553 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-02", "window": { "start": { "local": "2052-05-02T12:22:44+08:00", "utc": "2052-05-02T04:22:44Z", "ms": 2598236564190.3257 }, "end": { "local": "2052-05-02T13:10:44+08:00", "utc": "2052-05-02T05:10:44Z", "ms": 2598239444190.3257 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:21 on Thu 2 May to 21:13 on Thu 2 May.", "fact": "2052-05-01T16:20:49Z → 2052-05-02T13:12:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 1st, 12:23–13:11 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28935 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Thursday 2 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": "2052-05-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-02", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Thursday 2 May. Caturthī runs from 00:21 on Thu 2 May to 21:13 on Thu 2 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-05-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19557, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-05-02T21:12:59+08:00", "utc": "2052-05-02T13:12:59Z", "ms": 2598268379075.805 }, "end": { "local": "2052-05-03T18:36:35+08:00", "utc": "2052-05-03T10:36:35Z", "ms": 2598345395254.7847 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-02T21:12:59+08:00", "utc": "2052-05-02T13:12:59Z", "ms": 2598268379075.805 }, "end": { "local": "2052-05-03T18:36:35+08:00", "utc": "2052-05-03T10:36:35Z", "ms": 2598345395254.7847 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-02", "window": { "start": { "local": "2052-05-02T12:22:44+08:00", "utc": "2052-05-02T04:22:44Z", "ms": 2598236564190.3257 }, "end": { "local": "2052-05-02T13:10:44+08:00", "utc": "2052-05-02T05:10:44Z", "ms": 2598239444190.3257 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-03", "window": { "start": { "local": "2052-05-03T12:22:38+08:00", "utc": "2052-05-03T04:22:38Z", "ms": 2598322958129.6177 }, "end": { "local": "2052-05-03T13:10:38+08:00", "utc": "2052-05-03T05:10:38Z", "ms": 2598325838129.6177 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:13 on Thu 2 May to 18:37 on Fri 3 May.", "fact": "2052-05-02T13:12:59Z → 2052-05-03T10:36:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 2nd, 12:23–13:11 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19557 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Qingyang, 2052: Friday 3 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": "2052-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-03", "confidence": "determinate" } ], "quote": "In Qingyang, Śaṅkara Jayantī 2052 falls on Friday 3 May. Pañcamī runs from 21:13 on Thu 2 May to 18:37 on Fri 3 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/shankara-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8064, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-05-04T16:38:52+08:00", "utc": "2052-05-04T08:38:52Z", "ms": 2598424731989.5586 }, "end": { "local": "2052-05-05T15:24:52+08:00", "utc": "2052-05-05T07:24:52Z", "ms": 2598506691936.9683 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-04T16:38:52+08:00", "utc": "2052-05-04T08:38:52Z", "ms": 2598424731989.5586 }, "end": { "local": "2052-05-05T15:24:52+08:00", "utc": "2052-05-05T07:24:52Z", "ms": 2598506691936.9683 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-04", "window": { "start": { "local": "2052-05-04T12:22:33+08:00", "utc": "2052-05-04T04:22:33Z", "ms": 2598409352595.037 }, "end": { "local": "2052-05-04T13:10:33+08:00", "utc": "2052-05-04T05:10:33Z", "ms": 2598412232595.037 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-05", "window": { "start": { "local": "2052-05-05T12:22:28+08:00", "utc": "2052-05-05T04:22:28Z", "ms": 2598495747589.8154 }, "end": { "local": "2052-05-05T13:10:28+08:00", "utc": "2052-05-05T05:10:28Z", "ms": 2598498627589.8154 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 16:39 on Sat 4 May to 15:25 on Sun 5 May.", "fact": "2052-05-04T08:38:52Z → 2052-05-05T07:24:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 4th, 12:22–13:10 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8064 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Qingyang, 2052: Sunday 5 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": "2052-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-05", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṅgotpatti (Ganga Saptami) 2052 falls on Sunday 5 May. Saptamī runs from 16:39 on Sat 4 May to 15:25 on Sun 5 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/gangotpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-05-09", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37297, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-05-08T16:12:05+08:00", "utc": "2052-05-08T08:12:05Z", "ms": 2598768725201.672 }, "end": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-08T16:12:05+08:00", "utc": "2052-05-08T08:12:05Z", "ms": 2598768725201.672 }, "end": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-05-08", "window": { "start": { "local": "2052-05-08T05:50:28+08:00", "utc": "2052-05-07T21:50:28Z", "ms": 2598731428007.9673 }, "end": { "local": "2052-05-08T05:50:28+08:00", "utc": "2052-05-07T21:50:28Z", "ms": 2598731428007.9673 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-05-09", "window": { "start": { "local": "2052-05-09T05:49:33+08:00", "utc": "2052-05-08T21:49:33Z", "ms": 2598817772786.611 }, "end": { "local": "2052-05-09T05:49:33+08:00", "utc": "2052-05-08T21:49:33Z", "ms": 2598817772786.611 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:12 on Wed 8 May to 17:45 on Thu 9 May.", "fact": "2052-05-08T08:12:05Z → 2052-05-09T09:44:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:50 on the 8th and 05:50 on the 9th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 8th and is on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37297 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Qingyang, 2052: Thursday 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": "2052-05-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-09", "confidence": "determinate" } ], "quote": "In Qingyang, Mohinī Ekādaśī 2052 falls on Thursday 9 May. Ekādaśī runs from 16:12 on Wed 8 May to 17:45 on Thu 9 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-05-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16479, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 }, "end": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 }, "end": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-09", "window": { "start": { "local": "2052-05-09T12:22:13+08:00", "utc": "2052-05-09T04:22:13Z", "ms": 2598841332940.6953 }, "end": { "local": "2052-05-09T13:10:13+08:00", "utc": "2052-05-09T05:10:13Z", "ms": 2598844212940.6953 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-10", "window": { "start": { "local": "2052-05-10T12:22:11+08:00", "utc": "2052-05-10T04:22:11Z", "ms": 2598927730641.0923 }, "end": { "local": "2052-05-10T13:10:11+08:00", "utc": "2052-05-10T05:10:11Z", "ms": 2598930610641.0923 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:45 on Thu 9 May to 19:44 on Fri 10 May.", "fact": "2052-05-09T09:44:52Z → 2052-05-10T11:44:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 9th, 12:22–13:10 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 16479 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Qingyang, 2052: Friday 10 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "parashurama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-05-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-10", "confidence": "determinate" } ], "quote": "In Qingyang, Paraśurāma Dvādaśī 2052 falls on Friday 10 May. Dvādaśī runs from 17:45 on Thu 9 May to 19:44 on Fri 10 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/parashurama-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16479, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 }, "end": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-09T17:44:52+08:00", "utc": "2052-05-09T09:44:52Z", "ms": 2598860692392.7397 }, "end": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-09", "window": { "start": { "local": "2052-05-09T12:22:13+08:00", "utc": "2052-05-09T04:22:13Z", "ms": 2598841332940.6953 }, "end": { "local": "2052-05-09T13:10:13+08:00", "utc": "2052-05-09T05:10:13Z", "ms": 2598844212940.6953 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-10", "window": { "start": { "local": "2052-05-10T12:22:11+08:00", "utc": "2052-05-10T04:22:11Z", "ms": 2598927730641.0923 }, "end": { "local": "2052-05-10T13:10:11+08:00", "utc": "2052-05-10T05:10:11Z", "ms": 2598930610641.0923 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:45 on Thu 9 May to 19:44 on Fri 10 May.", "fact": "2052-05-09T09:44:52Z → 2052-05-10T11:44:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 9th, 12:22–13:10 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 16479 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Qingyang, 2052: Friday 10 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rukmini-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Parasurama dvadasi (purvaviddha), Rukmini dvadasi (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-05-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-10", "confidence": "determinate" } ], "quote": "In Qingyang, Rukmiṇī Dvādaśī 2052 falls on Friday 10 May. Dvādaśī runs from 17:45 on Thu 9 May to 19:44 on Fri 10 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rukmini-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-05-11", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-11", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 31, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 }, "end": { "local": "2052-05-11T22:01:41+08:00", "utc": "2052-05-11T14:01:41Z", "ms": 2599048901238.8374 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-10T19:44:14+08:00", "utc": "2052-05-10T11:44:14Z", "ms": 2598954253670.2974 }, "end": { "local": "2052-05-11T22:01:41+08:00", "utc": "2052-05-11T14:01:41Z", "ms": 2599048901238.8374 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-05-10", "window": { "start": { "local": "2052-05-10T19:43:42+08:00", "utc": "2052-05-10T11:43:42Z", "ms": 2598954222406.379 }, "end": { "local": "2052-05-10T21:04:15+08:00", "utc": "2052-05-10T13:04:15Z", "ms": 2598959054925.7046 } }, "covered_min": 80, "window_min": 81, "qualifies": true }, { "local_date": "2052-05-11", "window": { "start": { "local": "2052-05-11T19:44:31+08:00", "utc": "2052-05-11T11:44:31Z", "ms": 2599040671485.766 }, "end": { "local": "2052-05-11T21:04:51+08:00", "utc": "2052-05-11T13:04:51Z", "ms": 2599045490632.881 } }, "covered_min": 80, "window_min": 80, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:44 on Fri 10 May to 22:02 on Sat 11 May.", "fact": "2052-05-10T11:44:14Z → 2052-05-11T14:01:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:44–21:04 on the 10th, 19:45–21:05 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 80 of 81 minutes on the 10th and 80 of 80 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 31 s < 300 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Saturday 11 May.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-05-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-10", "confidence": "boundary" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Saturday 11 May. Trayodaśī runs from 19:44 on Fri 10 May to 22:02 on Sat 11 May and covers all of pradoṣa that evening. It also reaches the previous evening for 80 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 31 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-05-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3411, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-05-11T22:01:41+08:00", "utc": "2052-05-11T14:01:41Z", "ms": 2599048901238.8374 }, "end": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-11T22:01:41+08:00", "utc": "2052-05-11T14:01:41Z", "ms": 2599048901238.8374 }, "end": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-05-11", "window": { "start": { "local": "2052-05-11T19:44:31+08:00", "utc": "2052-05-11T11:44:31Z", "ms": 2599040671485.766 }, "end": { "local": "2052-05-11T21:04:51+08:00", "utc": "2052-05-11T13:04:51Z", "ms": 2599045490632.881 } }, "covered_min": 0, "window_min": 80, "qualifies": false }, { "local_date": "2052-05-12", "window": { "start": { "local": "2052-05-12T19:45:20+08:00", "utc": "2052-05-12T11:45:20Z", "ms": 2599127120312.332 }, "end": { "local": "2052-05-12T21:05:26+08:00", "utc": "2052-05-12T13:05:26Z", "ms": 2599131926305.999 } }, "covered_min": 80, "window_min": 80, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:02 on Sat 11 May to 00:29 on Mon 13 May.", "fact": "2052-05-11T14:01:41Z → 2052-05-12T16:29:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:45–21:05 on the 11th, 19:45–21:05 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 80 minutes on the 11th and 80 of 80 on the 12th.", "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 3411 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Qingyang, 2052: Sunday 12 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": "2052-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-12", "confidence": "determinate" } ], "quote": "In Qingyang, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 2052 falls on Sunday 12 May. Caturdaśī runs from 22:02 on Sat 11 May to 00:29 on Mon 13 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/nrisimha-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33721, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 }, "end": { "local": "2052-05-14T03:00:06+08:00", "utc": "2052-05-13T19:00:06Z", "ms": 2599239605805.293 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 }, "end": { "local": "2052-05-14T03:00:06+08:00", "utc": "2052-05-13T19:00:06Z", "ms": 2599239605805.293 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-13", "window": { "start": { "local": "2052-05-13T12:22:07+08:00", "utc": "2052-05-13T04:22:07Z", "ms": 2599186927064.7207 }, "end": { "local": "2052-05-13T13:10:07+08:00", "utc": "2052-05-13T05:10:07Z", "ms": 2599189807064.7207 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-05-14", "window": { "start": { "local": "2052-05-14T12:22:07+08:00", "utc": "2052-05-14T04:22:07Z", "ms": 2599273326986.911 }, "end": { "local": "2052-05-14T13:10:07+08:00", "utc": "2052-05-14T05:10:07Z", "ms": 2599276206986.911 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:29 on Mon 13 May to 03:00 on Tue 14 May.", "fact": "2052-05-12T16:29:18Z → 2052-05-13T19:00:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 13th, 12:22–13:10 on the 14th.", "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 13th and 0 of 48 on the 14th.", "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 33721 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Qingyang, 2052: Monday 13 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": "2052-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-13", "confidence": "determinate" } ], "quote": "In Qingyang, Buddha Pūrṇimā 2052 falls on Monday 13 May. Pūrṇimā runs from 00:29 on Mon 13 May to 03:00 on Tue 14 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/buddha-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33721, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 }, "end": { "local": "2052-05-14T03:00:06+08:00", "utc": "2052-05-13T19:00:06Z", "ms": 2599239605805.293 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-13T00:29:18+08:00", "utc": "2052-05-12T16:29:18Z", "ms": 2599144157667.1177 }, "end": { "local": "2052-05-14T03:00:06+08:00", "utc": "2052-05-13T19:00:06Z", "ms": 2599239605805.293 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-13", "window": { "start": { "local": "2052-05-13T12:22:07+08:00", "utc": "2052-05-13T04:22:07Z", "ms": 2599186927064.7207 }, "end": { "local": "2052-05-13T13:10:07+08:00", "utc": "2052-05-13T05:10:07Z", "ms": 2599189807064.7207 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-05-14", "window": { "start": { "local": "2052-05-14T12:22:07+08:00", "utc": "2052-05-14T04:22:07Z", "ms": 2599273326986.911 }, "end": { "local": "2052-05-14T13:10:07+08:00", "utc": "2052-05-14T05:10:07Z", "ms": 2599276206986.911 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:29 on Mon 13 May to 03:00 on Tue 14 May.", "fact": "2052-05-12T16:29:18Z → 2052-05-13T19:00:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:22–13:10 on the 13th, 12:22–13:10 on the 14th.", "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 13th and 0 of 48 on the 14th.", "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 33721 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Qingyang, 2052: Monday 13 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": "2052-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-13", "confidence": "determinate" } ], "quote": "In Qingyang, Sampat Gaurī Vrata 2052 falls on Monday 13 May. Pūrṇimā runs from 00:29 on Mon 13 May to 03:00 on Tue 14 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/sampat-gauri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-05-17", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42038, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-05-17T09:55:10+08:00", "utc": "2052-05-17T01:55:10Z", "ms": 2599523710449.1367 }, "end": { "local": "2052-05-18T11:43:39+08:00", "utc": "2052-05-18T03:43:39Z", "ms": 2599616619427.3574 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-17T09:55:10+08:00", "utc": "2052-05-17T01:55:10Z", "ms": 2599523710449.1367 }, "end": { "local": "2052-05-18T11:43:39+08:00", "utc": "2052-05-18T03:43:39Z", "ms": 2599616619427.3574 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-05-17", "window": { "start": { "local": "2052-05-17T22:40:33+08:00", "utc": "2052-05-17T14:40:33Z", "ms": 2599569633416.3174 }, "end": { "local": "2052-05-17T22:40:33+08:00", "utc": "2052-05-17T14:40:33Z", "ms": 2599569633416.3174 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-05-18", "window": { "start": { "local": "2052-05-18T23:24:17+08:00", "utc": "2052-05-18T15:24:17Z", "ms": 2599658657216.4434 }, "end": { "local": "2052-05-18T23:24:17+08:00", "utc": "2052-05-18T15:24:17Z", "ms": 2599658657216.4434 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:55 on Fri 17 May to 11:44 on Sat 18 May.", "fact": "2052-05-17T01:55:10Z → 2052-05-18T03:43:39Z" }, { "step": "kaala", "text": "Moonrise is at 22:41 on the 17th and 23:24 on the 18th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 42038 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Friday 17 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": "2052-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-17", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Friday 17 May. Caturthī runs from 09:55 on Fri 17 May to 11:44 on Sat 18 May and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-05-25", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11318, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-05-24T11:10:57+08:00", "utc": "2052-05-24T03:10:57Z", "ms": 2600133057265.873 }, "end": { "local": "2052-05-25T08:46:43+08:00", "utc": "2052-05-25T00:46:43Z", "ms": 2600210802513.0366 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-24T11:10:57+08:00", "utc": "2052-05-24T03:10:57Z", "ms": 2600133057265.873 }, "end": { "local": "2052-05-25T08:46:43+08:00", "utc": "2052-05-25T00:46:43Z", "ms": 2600210802513.0366 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-05-24", "window": { "start": { "local": "2052-05-24T05:38:36+08:00", "utc": "2052-05-23T21:38:36Z", "ms": 2600113115533.443 }, "end": { "local": "2052-05-24T05:38:36+08:00", "utc": "2052-05-23T21:38:36Z", "ms": 2600113115533.443 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-05-25", "window": { "start": { "local": "2052-05-25T05:38:04+08:00", "utc": "2052-05-24T21:38:04Z", "ms": 2600199484117.628 }, "end": { "local": "2052-05-25T05:38:04+08:00", "utc": "2052-05-24T21:38:04Z", "ms": 2600199484117.628 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:11 on Fri 24 May to 08:47 on Sat 25 May.", "fact": "2052-05-24T03:10:57Z → 2052-05-25T00:46:43Z" }, { "step": "kaala", "text": "Sunrise is at 05:39 on the 24th and 05:38 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 11318 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Qingyang, 2052: Saturday 25 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": "2052-05-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-25", "confidence": "determinate" } ], "quote": "In Qingyang, Aparā Ekādaśī 2052 falls on Saturday 25 May. Ekādaśī runs from 11:11 on Fri 24 May to 08:47 on Sat 25 May and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-05-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-05-26", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18611, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-05-26T05:48:33+08:00", "utc": "2052-05-25T21:48:33Z", "ms": 2600286513010.5835 }, "end": { "local": "2052-05-27T02:23:43+08:00", "utc": "2052-05-26T18:23:43Z", "ms": 2600360622735.3887 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-26T05:48:33+08:00", "utc": "2052-05-25T21:48:33Z", "ms": 2600286513010.5835 }, "end": { "local": "2052-05-27T02:23:43+08:00", "utc": "2052-05-26T18:23:43Z", "ms": 2600360622735.3887 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-05-25", "window": { "start": { "local": "2052-05-25T19:55:21+08:00", "utc": "2052-05-25T11:55:21Z", "ms": 2600250920833.27 }, "end": { "local": "2052-05-25T21:12:59+08:00", "utc": "2052-05-25T13:12:59Z", "ms": 2600255578635.0444 } }, "covered_min": 0, "window_min": 78, "qualifies": false }, { "local_date": "2052-05-26", "window": { "start": { "local": "2052-05-26T19:56:03+08:00", "utc": "2052-05-26T11:56:03Z", "ms": 2600337363364.8213 }, "end": { "local": "2052-05-26T21:13:32+08:00", "utc": "2052-05-26T13:13:32Z", "ms": 2600342011746.591 } }, "covered_min": 77, "window_min": 77, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:49 on Sun 26 May to 02:24 on Mon 27 May.", "fact": "2052-05-25T21:48:33Z → 2052-05-26T18:23:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:55–21:13 on the 25th, 19:56–21:14 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 78 minutes on the 25th and 77 of 77 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 18611 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Sunday 26 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": "2052-05-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-26", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Sunday 26 May. Trayodaśī runs from 05:49 on Sun 26 May to 02:24 on Mon 27 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-05-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-05-26", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-26", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 4388, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-05-27T02:23:43+08:00", "utc": "2052-05-26T18:23:43Z", "ms": 2600360622735.3887 }, "end": { "local": "2052-05-27T22:41:01+08:00", "utc": "2052-05-27T14:41:01Z", "ms": 2600433661489.303 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-27T02:23:43+08:00", "utc": "2052-05-26T18:23:43Z", "ms": 2600360622735.3887 }, "end": { "local": "2052-05-27T22:41:01+08:00", "utc": "2052-05-27T14:41:01Z", "ms": 2600433661489.303 } }, "kaala": "nishita", "days": [ { "local_date": "2052-05-26", "window": { "start": { "local": "2052-05-27T00:22:35+08:00", "utc": "2052-05-26T16:22:35Z", "ms": 2600353354796.456 }, "end": { "local": "2052-05-27T01:10:35+08:00", "utc": "2052-05-26T17:10:35Z", "ms": 2600356234796.456 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-05-27", "window": { "start": { "local": "2052-05-28T00:22:42+08:00", "utc": "2052-05-27T16:22:42Z", "ms": 2600439762482.7915 }, "end": { "local": "2052-05-28T01:10:42+08:00", "utc": "2052-05-27T17:10:42Z", "ms": 2600442642482.7915 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 02:24 on Mon 27 May to 22:41 on Mon 27 May.", "fact": "2052-05-26T18:23:43Z → 2052-05-27T14:41:01Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:23–01:11 on the 26th, 00:23–01:11 on the 27th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 4388 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Sunday 26 May.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-05-26", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-26", "confidence": "boundary" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Sunday 26 May. Caturdaśī runs from 02:24 on Mon 27 May to 22:41 on Mon 27 May, and reaches niśītha on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-05-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3276, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-05-30T11:28:43+08:00", "utc": "2052-05-30T03:28:43Z", "ms": 2600652522694.1343 }, "end": { "local": "2052-05-31T08:19:15+08:00", "utc": "2052-05-31T00:19:15Z", "ms": 2600727554862.178 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-30T11:28:43+08:00", "utc": "2052-05-30T03:28:43Z", "ms": 2600652522694.1343 }, "end": { "local": "2052-05-31T08:19:15+08:00", "utc": "2052-05-31T00:19:15Z", "ms": 2600727554862.178 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-30", "window": { "start": { "local": "2052-05-30T12:23:19+08:00", "utc": "2052-05-30T04:23:19Z", "ms": 2600655798959.704 }, "end": { "local": "2052-05-30T13:11:19+08:00", "utc": "2052-05-30T05:11:19Z", "ms": 2600658678959.704 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-05-31", "window": { "start": { "local": "2052-05-31T12:23:28+08:00", "utc": "2052-05-31T04:23:28Z", "ms": 2600742207531.906 }, "end": { "local": "2052-05-31T13:11:28+08:00", "utc": "2052-05-31T05:11:28Z", "ms": 2600745087531.906 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 11:29 on Thu 30 May to 08:19 on Fri 31 May.", "fact": "2052-05-30T03:28:43Z → 2052-05-31T00:19:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 30th, 12:23–13:11 on the 31st.", "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 30th and 0 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 3276 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Qingyang, 2052: Thursday 30 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rambha-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Rambha trtiya (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-30", "confidence": "determinate" } ], "quote": "In Qingyang, Rambhā Tṛtīyā 2052 falls on Thursday 30 May. Tṛtīyā runs from 11:29 on Thu 30 May to 08:19 on Fri 31 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rambha-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-05-31", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-05-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14653, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-05-31T08:19:15+08:00", "utc": "2052-05-31T00:19:15Z", "ms": 2600727554862.178 }, "end": { "local": "2052-06-01T05:44:16+08:00", "utc": "2052-05-31T21:44:16Z", "ms": 2600804655800.588 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-05-31T08:19:15+08:00", "utc": "2052-05-31T00:19:15Z", "ms": 2600727554862.178 }, "end": { "local": "2052-06-01T05:44:16+08:00", "utc": "2052-05-31T21:44:16Z", "ms": 2600804655800.588 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-05-31", "window": { "start": { "local": "2052-05-31T12:23:28+08:00", "utc": "2052-05-31T04:23:28Z", "ms": 2600742207531.906 }, "end": { "local": "2052-05-31T13:11:28+08:00", "utc": "2052-05-31T05:11:28Z", "ms": 2600745087531.906 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-06-01", "window": { "start": { "local": "2052-06-01T12:23:36+08:00", "utc": "2052-06-01T04:23:36Z", "ms": 2600828616481.653 }, "end": { "local": "2052-06-01T13:11:36+08:00", "utc": "2052-06-01T05:11:36Z", "ms": 2600831496481.653 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:19 on Fri 31 May to 05:44 on Sat 1 Jun.", "fact": "2052-05-31T00:19:15Z → 2052-05-31T21:44:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 31st, 12:24–13:12 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14653 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Friday 31 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": "2052-05-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-05-31", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Friday 31 May. Caturthī runs from 08:19 on Fri 31 May to 05:44 on Sat 1 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-05-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30697, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-06-02T03:52:09+08:00", "utc": "2052-06-01T19:52:09Z", "ms": 2600884328642.5967 }, "end": { "local": "2052-06-03T02:48:48+08:00", "utc": "2052-06-02T18:48:48Z", "ms": 2600966928005.101 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-02T03:52:09+08:00", "utc": "2052-06-01T19:52:09Z", "ms": 2600884328642.5967 }, "end": { "local": "2052-06-03T02:48:48+08:00", "utc": "2052-06-02T18:48:48Z", "ms": 2600966928005.101 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-02", "window": { "start": { "local": "2052-06-02T12:23:46+08:00", "utc": "2052-06-02T04:23:46Z", "ms": 2600915025789.4224 }, "end": { "local": "2052-06-02T13:11:46+08:00", "utc": "2052-06-02T05:11:46Z", "ms": 2600917905789.4224 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-06-03", "window": { "start": { "local": "2052-06-03T12:23:55+08:00", "utc": "2052-06-03T04:23:55Z", "ms": 2601001435436.437 }, "end": { "local": "2052-06-03T13:11:55+08:00", "utc": "2052-06-03T05:11:55Z", "ms": 2601004315436.437 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 03:52 on Sun 2 Jun to 02:49 on Mon 3 Jun.", "fact": "2052-06-01T19:52:09Z → 2052-06-02T18:48:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 2nd, 12:24–13:12 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30697 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Qingyang, 2052: Sunday 2 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": "2052-06-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-02", "confidence": "determinate" } ], "quote": "In Qingyang, Araṇya Gaurī Vrata 2052 falls on Sunday 2 June. Ṣaṣṭhī runs from 03:52 on Sun 2 Jun to 02:49 on Mon 3 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/aranya-gauri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30697, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-06-02T03:52:09+08:00", "utc": "2052-06-01T19:52:09Z", "ms": 2600884328642.5967 }, "end": { "local": "2052-06-03T02:48:48+08:00", "utc": "2052-06-02T18:48:48Z", "ms": 2600966928005.101 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-02T03:52:09+08:00", "utc": "2052-06-01T19:52:09Z", "ms": 2600884328642.5967 }, "end": { "local": "2052-06-03T02:48:48+08:00", "utc": "2052-06-02T18:48:48Z", "ms": 2600966928005.101 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-02", "window": { "start": { "local": "2052-06-02T12:23:46+08:00", "utc": "2052-06-02T04:23:46Z", "ms": 2600915025789.4224 }, "end": { "local": "2052-06-02T13:11:46+08:00", "utc": "2052-06-02T05:11:46Z", "ms": 2600917905789.4224 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-06-03", "window": { "start": { "local": "2052-06-03T12:23:55+08:00", "utc": "2052-06-03T04:23:55Z", "ms": 2601001435436.437 }, "end": { "local": "2052-06-03T13:11:55+08:00", "utc": "2052-06-03T05:11:55Z", "ms": 2601004315436.437 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 03:52 on Sun 2 Jun to 02:49 on Mon 3 Jun.", "fact": "2052-06-01T19:52:09Z → 2052-06-02T18:48:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 2nd, 12:24–13:12 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 30697 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Qingyang, 2052: Sunday 2 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": "2052-06-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-02", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī (Jyaiṣṭha) 2052 falls on Sunday 2 June. Ṣaṣṭhī runs from 03:52 on Sun 2 Jun to 02:49 on Mon 3 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/skanda-shashthi-jyaishtha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-06-08", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3491, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-06-07T06:31:57+08:00", "utc": "2052-06-06T22:31:57Z", "ms": 2601325917319.309 }, "end": { "local": "2052-06-08T08:51:04+08:00", "utc": "2052-06-08T00:51:04Z", "ms": 2601420664292.675 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-07T06:31:57+08:00", "utc": "2052-06-06T22:31:57Z", "ms": 2601325917319.309 }, "end": { "local": "2052-06-08T08:51:04+08:00", "utc": "2052-06-08T00:51:04Z", "ms": 2601420664292.675 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-06-07", "window": { "start": { "local": "2052-06-07T05:33:47+08:00", "utc": "2052-06-06T21:33:47Z", "ms": 2601322426760.6655 }, "end": { "local": "2052-06-07T05:33:47+08:00", "utc": "2052-06-06T21:33:47Z", "ms": 2601322426760.6655 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-06-08", "window": { "start": { "local": "2052-06-08T05:33:39+08:00", "utc": "2052-06-07T21:33:39Z", "ms": 2601408818632.493 }, "end": { "local": "2052-06-08T05:33:39+08:00", "utc": "2052-06-07T21:33:39Z", "ms": 2601408818632.493 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:32 on Fri 7 Jun to 08:51 on Sat 8 Jun.", "fact": "2052-06-06T22:31:57Z → 2052-06-08T00:51:04Z" }, { "step": "kaala", "text": "Sunrise is at 05:34 on the 7th and 05:34 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 7th and is on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3491 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Qingyang, 2052: Saturday 8 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": "2052-06-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-08", "confidence": "determinate" } ], "quote": "In Qingyang, Nirjalā Ekādaśī 2052 falls on Saturday 8 June. Ekādaśī runs from 06:32 on Fri 7 Jun to 08:51 on Sat 8 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-06-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3811, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-06-08T08:51:04+08:00", "utc": "2052-06-08T00:51:04Z", "ms": 2601420664292.675 }, "end": { "local": "2052-06-09T11:21:28+08:00", "utc": "2052-06-09T03:21:28Z", "ms": 2601516088293.8506 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-08T08:51:04+08:00", "utc": "2052-06-08T00:51:04Z", "ms": 2601420664292.675 }, "end": { "local": "2052-06-09T11:21:28+08:00", "utc": "2052-06-09T03:21:28Z", "ms": 2601516088293.8506 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-08", "window": { "start": { "local": "2052-06-08T12:24:48+08:00", "utc": "2052-06-08T04:24:48Z", "ms": 2601433488130.8877 }, "end": { "local": "2052-06-08T13:12:48+08:00", "utc": "2052-06-08T05:12:48Z", "ms": 2601436368130.8877 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-06-09", "window": { "start": { "local": "2052-06-09T12:24:59+08:00", "utc": "2052-06-09T04:24:59Z", "ms": 2601519899437.2295 }, "end": { "local": "2052-06-09T13:12:59+08:00", "utc": "2052-06-09T05:12:59Z", "ms": 2601522779437.2295 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 08:51 on Sat 8 Jun to 11:21 on Sun 9 Jun.", "fact": "2052-06-08T00:51:04Z → 2052-06-09T03:21:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 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": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 3811 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Qingyang, 2052: Saturday 8 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": "2052-06-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-08", "confidence": "boundary" } ], "quote": "In Qingyang, Śrī Rāma Dvādaśī 2052 falls on Saturday 8 June. Dvādaśī runs from 08:51 on Sat 8 Jun to 11:21 on Sun 9 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/shri-rama-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-06-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22333, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-06-09T11:21:28+08:00", "utc": "2052-06-09T03:21:28Z", "ms": 2601516088293.8506 }, "end": { "local": "2052-06-10T13:52:41+08:00", "utc": "2052-06-10T05:52:41Z", "ms": 2601611561373.644 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-09T11:21:28+08:00", "utc": "2052-06-09T03:21:28Z", "ms": 2601516088293.8506 }, "end": { "local": "2052-06-10T13:52:41+08:00", "utc": "2052-06-10T05:52:41Z", "ms": 2601611561373.644 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-06-09", "window": { "start": { "local": "2052-06-09T20:04:27+08:00", "utc": "2052-06-09T12:04:27Z", "ms": 2601547466708.7026 }, "end": { "local": "2052-06-09T21:20:19+08:00", "utc": "2052-06-09T13:20:19Z", "ms": 2601552018794.955 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "2052-06-10", "window": { "start": { "local": "2052-06-10T20:04:55+08:00", "utc": "2052-06-10T12:04:55Z", "ms": 2601633894559.5996 }, "end": { "local": "2052-06-10T21:20:43+08:00", "utc": "2052-06-10T13:20:43Z", "ms": 2601638442511.119 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:21 on Sun 9 Jun to 13:53 on Mon 10 Jun.", "fact": "2052-06-09T03:21:28Z → 2052-06-10T05:52:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:04–21:20 on the 9th, 20:05–21:21 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 76 of 76 minutes on the 9th and 0 of 76 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22333 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Sunday 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": "2052-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-09", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Sunday 9 June. Trayodaśī runs from 11:21 on Sun 9 Jun to 13:53 on Mon 10 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-06-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5906, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-06-11T16:16:33+08:00", "utc": "2052-06-11T08:16:33Z", "ms": 2601706592775.1514 }, "end": { "local": "2052-06-12T18:27:20+08:00", "utc": "2052-06-12T10:27:20Z", "ms": 2601800840378.7686 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-11T16:16:33+08:00", "utc": "2052-06-11T08:16:33Z", "ms": 2601706592775.1514 }, "end": { "local": "2052-06-12T18:27:20+08:00", "utc": "2052-06-12T10:27:20Z", "ms": 2601800840378.7686 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-06-11", "window": { "start": { "local": "2052-06-11T20:05:21+08:00", "utc": "2052-06-11T12:05:21Z", "ms": 2601720321151.61 }, "end": { "local": "2052-06-11T21:21:05+08:00", "utc": "2052-06-11T13:21:05Z", "ms": 2601724865355.3667 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "2052-06-12", "window": { "start": { "local": "2052-06-12T20:05:46+08:00", "utc": "2052-06-12T12:05:46Z", "ms": 2601806746455.221 }, "end": { "local": "2052-06-12T21:21:27+08:00", "utc": "2052-06-12T13:21:27Z", "ms": 2601811287301.003 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:17 on Tue 11 Jun to 18:27 on Wed 12 Jun.", "fact": "2052-06-11T08:16:33Z → 2052-06-12T10:27:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:05–21:21 on the 11th, 20:06–21:21 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 76 of 76 minutes on the 11th and 0 of 76 on the 12th.", "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 5906 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Qingyang, 2052: Tuesday 11 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": "2052-06-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-11", "confidence": "determinate" } ], "quote": "In Qingyang, Vaṭa Sāvitrī Vrata 2052 falls on Tuesday 11 June. Pūrṇimā runs from 16:17 on Tue 11 Jun to 18:27 on Wed 12 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/vata-savitri-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-06-16", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3827, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-06-15T23:09:59+08:00", "utc": "2052-06-15T15:09:59Z", "ms": 2602076999228.5415 }, "end": { "local": "2052-06-17T00:00:15+08:00", "utc": "2052-06-16T16:00:15Z", "ms": 2602166414773.1475 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-15T23:09:59+08:00", "utc": "2052-06-15T15:09:59Z", "ms": 2602076999228.5415 }, "end": { "local": "2052-06-17T00:00:15+08:00", "utc": "2052-06-16T16:00:15Z", "ms": 2602166414773.1475 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-06-15", "window": { "start": { "local": "2052-06-15T22:06:12+08:00", "utc": "2052-06-15T14:06:12Z", "ms": 2602073171944.9424 }, "end": { "local": "2052-06-15T22:06:12+08:00", "utc": "2052-06-15T14:06:12Z", "ms": 2602073171944.9424 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-06-16", "window": { "start": { "local": "2052-06-16T22:45:38+08:00", "utc": "2052-06-16T14:45:38Z", "ms": 2602161938014.033 }, "end": { "local": "2052-06-16T22:45:38+08:00", "utc": "2052-06-16T14:45:38Z", "ms": 2602161938014.033 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:10 on Sat 15 Jun to 00:00 on Mon 17 Jun.", "fact": "2052-06-15T15:09:59Z → 2052-06-16T16:00:15Z" }, { "step": "kaala", "text": "Moonrise is at 22:06 on the 15th and 22:46 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3827 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Sunday 16 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": "2052-06-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-16", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Sunday 16 June. Caturthī runs from 23:10 on Sat 15 Jun to 00:00 on Mon 17 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-06-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-06-23", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36038, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-06-22T18:24:21+08:00", "utc": "2052-06-22T10:24:21Z", "ms": 2602664661032.015 }, "end": { "local": "2052-06-23T15:35:29+08:00", "utc": "2052-06-23T07:35:29Z", "ms": 2602740929413.5293 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-22T18:24:21+08:00", "utc": "2052-06-22T10:24:21Z", "ms": 2602664661032.015 }, "end": { "local": "2052-06-23T15:35:29+08:00", "utc": "2052-06-23T07:35:29Z", "ms": 2602740929413.5293 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-06-22", "window": { "start": { "local": "2052-06-22T05:34:35+08:00", "utc": "2052-06-21T21:34:35Z", "ms": 2602618475393.6606 }, "end": { "local": "2052-06-22T05:34:35+08:00", "utc": "2052-06-21T21:34:35Z", "ms": 2602618475393.6606 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-06-23", "window": { "start": { "local": "2052-06-23T05:34:51+08:00", "utc": "2052-06-22T21:34:51Z", "ms": 2602704891088.2427 }, "end": { "local": "2052-06-23T05:34:51+08:00", "utc": "2052-06-22T21:34:51Z", "ms": 2602704891088.2427 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:24 on Sat 22 Jun to 15:35 on Sun 23 Jun.", "fact": "2052-06-22T10:24:21Z → 2052-06-23T07:35:29Z" }, { "step": "kaala", "text": "Sunrise is at 05:35 on the 22nd and 05:35 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 22nd and is on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36038 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Qingyang, 2052: Sunday 23 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": "2052-06-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-23", "confidence": "determinate" } ], "quote": "In Qingyang, Yoginī Ekādaśī 2052 falls on Sunday 23 June. Ekādaśī runs from 18:24 on Sat 22 Jun to 15:35 on Sun 23 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-06-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-06-24", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27948, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-06-24T12:23:12+08:00", "utc": "2052-06-24T04:23:12Z", "ms": 2602815791751.668 }, "end": { "local": "2052-06-25T08:55:14+08:00", "utc": "2052-06-25T00:55:14Z", "ms": 2602889714433.4966 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-24T12:23:12+08:00", "utc": "2052-06-24T04:23:12Z", "ms": 2602815791751.668 }, "end": { "local": "2052-06-25T08:55:14+08:00", "utc": "2052-06-25T00:55:14Z", "ms": 2602889714433.4966 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-06-24", "window": { "start": { "local": "2052-06-24T20:09:00+08:00", "utc": "2052-06-24T12:09:00Z", "ms": 2602843739924.307 }, "end": { "local": "2052-06-24T21:24:32+08:00", "utc": "2052-06-24T13:24:32Z", "ms": 2602848271502.376 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "2052-06-25", "window": { "start": { "local": "2052-06-25T20:09:06+08:00", "utc": "2052-06-25T12:09:06Z", "ms": 2602930146133.3306 }, "end": { "local": "2052-06-25T21:24:40+08:00", "utc": "2052-06-25T13:24:40Z", "ms": 2602934679538.2944 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:23 on Mon 24 Jun to 08:55 on Tue 25 Jun.", "fact": "2052-06-24T04:23:12Z → 2052-06-25T00:55:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:09–21:25 on the 24th, 20:09–21:25 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 76 of 76 minutes on the 24th and 0 of 76 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27948 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Monday 24 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": "2052-06-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-24", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Monday 24 June. Trayodaśī runs from 12:23 on Mon 24 Jun to 08:55 on Tue 25 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-06-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-06-25", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14664, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-06-25T08:55:14+08:00", "utc": "2052-06-25T00:55:14Z", "ms": 2602889714433.4966 }, "end": { "local": "2052-06-26T05:20:50+08:00", "utc": "2052-06-25T21:20:50Z", "ms": 2602963249954.908 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-25T08:55:14+08:00", "utc": "2052-06-25T00:55:14Z", "ms": 2602889714433.4966 }, "end": { "local": "2052-06-26T05:20:50+08:00", "utc": "2052-06-25T21:20:50Z", "ms": 2602963249954.908 } }, "kaala": "nishita", "days": [ { "local_date": "2052-06-24", "window": { "start": { "local": "2052-06-25T00:28:13+08:00", "utc": "2052-06-24T16:28:13Z", "ms": 2602859293342.0654 }, "end": { "local": "2052-06-25T01:16:13+08:00", "utc": "2052-06-24T17:16:13Z", "ms": 2602862173342.0654 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-06-25", "window": { "start": { "local": "2052-06-26T00:28:26+08:00", "utc": "2052-06-25T16:28:26Z", "ms": 2602945706401.9453 }, "end": { "local": "2052-06-26T01:16:26+08:00", "utc": "2052-06-25T17:16:26Z", "ms": 2602948586401.9453 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:55 on Tue 25 Jun to 05:21 on Wed 26 Jun.", "fact": "2052-06-25T00:55:14Z → 2052-06-25T21:20:50Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:28–01:16 on the 24th, 00:28–01:16 on the 25th.", "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 24th and 48 of 48 on the 25th.", "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 14664 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Tuesday 25 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": "2052-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-25", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Tuesday 25 June. Caturdaśī runs from 08:55 on Tue 25 Jun to 05:21 on Wed 26 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23156, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2052-06-27T22:33:57+08:00", "utc": "2052-06-27T14:33:57Z", "ms": 2603111636561.2017 }, "end": { "local": "2052-06-28T19:42:49+08:00", "utc": "2052-06-28T11:42:49Z", "ms": 2603187768990.416 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-27T22:33:57+08:00", "utc": "2052-06-27T14:33:57Z", "ms": 2603111636561.2017 }, "end": { "local": "2052-06-28T19:42:49+08:00", "utc": "2052-06-28T11:42:49Z", "ms": 2603187768990.416 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-27", "window": { "start": { "local": "2052-06-27T12:28:41+08:00", "utc": "2052-06-27T04:28:41Z", "ms": 2603075320777.955 }, "end": { "local": "2052-06-27T13:16:41+08:00", "utc": "2052-06-27T05:16:41Z", "ms": 2603078200777.955 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-06-28", "window": { "start": { "local": "2052-06-28T12:28:53+08:00", "utc": "2052-06-28T04:28:53Z", "ms": 2603161732678.0664 }, "end": { "local": "2052-06-28T13:16:53+08:00", "utc": "2052-06-28T05:16:53Z", "ms": 2603164612678.0664 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 22:34 on Thu 27 Jun to 19:43 on Fri 28 Jun.", "fact": "2052-06-27T14:33:57Z → 2052-06-28T11:42:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 27th, 12:29–13:17 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 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 23156 s" }, { "step": "ruling", "text": "Rathayātrā, Qingyang, 2052: Friday 28 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-28", "confidence": "determinate" } ], "quote": "In Qingyang, Rathayātrā 2052 falls on Friday 28 June. Dvitīyā runs from 22:34 on Thu 27 Jun to 19:43 on Fri 28 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rathayatra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-06-30", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-06-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9407, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-06-29T17:26:44+08:00", "utc": "2052-06-29T09:26:44Z", "ms": 2603266003563.0415 }, "end": { "local": "2052-06-30T15:54:02+08:00", "utc": "2052-06-30T07:54:02Z", "ms": 2603346842332.358 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-29T17:26:44+08:00", "utc": "2052-06-29T09:26:44Z", "ms": 2603266003563.0415 }, "end": { "local": "2052-06-30T15:54:02+08:00", "utc": "2052-06-30T07:54:02Z", "ms": 2603346842332.358 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-29", "window": { "start": { "local": "2052-06-29T12:29:04+08:00", "utc": "2052-06-29T04:29:04Z", "ms": 2603248144363.9346 }, "end": { "local": "2052-06-29T13:17:04+08:00", "utc": "2052-06-29T05:17:04Z", "ms": 2603251024363.9346 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-06-30", "window": { "start": { "local": "2052-06-30T12:29:16+08:00", "utc": "2052-06-30T04:29:16Z", "ms": 2603334555809.302 }, "end": { "local": "2052-06-30T13:17:16+08:00", "utc": "2052-06-30T05:17:16Z", "ms": 2603337435809.302 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:27 on Sat 29 Jun to 15:54 on Sun 30 Jun.", "fact": "2052-06-29T09:26:44Z → 2052-06-30T07:54:02Z" }, { "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": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 29th and 48 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9407 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Sunday 30 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": "2052-06-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-06-30", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Sunday 30 June. Caturthī runs from 17:27 on Sat 29 Jun to 15:54 on Sun 30 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-06-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6785, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-06-30T15:54:02+08:00", "utc": "2052-06-30T07:54:02Z", "ms": 2603346842332.358 }, "end": { "local": "2052-07-01T15:10:32+08:00", "utc": "2052-07-01T07:10:32Z", "ms": 2603430631684.5938 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-06-30T15:54:02+08:00", "utc": "2052-06-30T07:54:02Z", "ms": 2603346842332.358 }, "end": { "local": "2052-07-01T15:10:32+08:00", "utc": "2052-07-01T07:10:32Z", "ms": 2603430631684.5938 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-06-30", "window": { "start": { "local": "2052-06-30T12:29:16+08:00", "utc": "2052-06-30T04:29:16Z", "ms": 2603334555809.302 }, "end": { "local": "2052-06-30T13:17:16+08:00", "utc": "2052-06-30T05:17:16Z", "ms": 2603337435809.302 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-07-01", "window": { "start": { "local": "2052-07-01T12:29:27+08:00", "utc": "2052-07-01T04:29:27Z", "ms": 2603420966989.524 }, "end": { "local": "2052-07-01T13:17:27+08:00", "utc": "2052-07-01T05:17:27Z", "ms": 2603423846989.524 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 15:54 on Sun 30 Jun to 15:11 on Mon 1 Jul.", "fact": "2052-06-30T07:54:02Z → 2052-07-01T07:10:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 30th, 12:29–13:17 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6785 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Qingyang, 2052: Monday 1 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": "2052-07-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-01", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Pañcamī 2052 falls on Monday 1 July. Pañcamī runs from 15:54 on Sun 30 Jun to 15:11 on Mon 1 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/skanda-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7240, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-07-02T15:18:18+08:00", "utc": "2052-07-02T07:18:18Z", "ms": 2603517497922.434 }, "end": { "local": "2052-07-03T16:14:57+08:00", "utc": "2052-07-03T08:14:57Z", "ms": 2603607296625.49 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-02T15:18:18+08:00", "utc": "2052-07-02T07:18:18Z", "ms": 2603517497922.434 }, "end": { "local": "2052-07-03T16:14:57+08:00", "utc": "2052-07-03T08:14:57Z", "ms": 2603607296625.49 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-07-02", "window": { "start": { "local": "2052-07-02T12:29:38+08:00", "utc": "2052-07-02T04:29:38Z", "ms": 2603507377881.602 }, "end": { "local": "2052-07-02T13:17:38+08:00", "utc": "2052-07-02T05:17:38Z", "ms": 2603510257881.602 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-07-03", "window": { "start": { "local": "2052-07-03T12:29:48+08:00", "utc": "2052-07-03T04:29:48Z", "ms": 2603593788463.9688 }, "end": { "local": "2052-07-03T13:17:48+08:00", "utc": "2052-07-03T05:17:48Z", "ms": 2603596668463.9688 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 15:18 on Tue 2 Jul to 16:15 on Wed 3 Jul.", "fact": "2052-07-02T07:18:18Z → 2052-07-03T08:14:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 2nd, 12:30–13:18 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 7240 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Qingyang, 2052: Wednesday 3 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": "2052-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-03", "confidence": "determinate" } ], "quote": "In Qingyang, Vivasvat Saptamī 2052 falls on Wednesday 3 July. Saptamī runs from 15:18 on Tue 2 Jul to 16:15 on Wed 3 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vivasvat-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-07-07", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17011, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-07-06T22:28:19+08:00", "utc": "2052-07-06T14:28:19Z", "ms": 2603888898896.9727 }, "end": { "local": "2052-07-08T00:57:49+08:00", "utc": "2052-07-07T16:57:49Z", "ms": 2603984268554.2925 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-06T22:28:19+08:00", "utc": "2052-07-06T14:28:19Z", "ms": 2603888898896.9727 }, "end": { "local": "2052-07-08T00:57:49+08:00", "utc": "2052-07-07T16:57:49Z", "ms": 2603984268554.2925 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-07-07", "window": { "start": { "local": "2052-07-07T05:40:46+08:00", "utc": "2052-07-06T21:40:46Z", "ms": 2603914845829.1 }, "end": { "local": "2052-07-07T05:40:46+08:00", "utc": "2052-07-06T21:40:46Z", "ms": 2603914845829.1 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-07-08", "window": { "start": { "local": "2052-07-08T05:41:19+08:00", "utc": "2052-07-07T21:41:19Z", "ms": 2604001279383.214 }, "end": { "local": "2052-07-08T05:41:19+08:00", "utc": "2052-07-07T21:41:19Z", "ms": 2604001279383.214 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:28 on Sat 6 Jul to 00:58 on Mon 8 Jul.", "fact": "2052-07-06T14:28:19Z → 2052-07-07T16:57:49Z" }, { "step": "kaala", "text": "Sunrise is at 05:41 on the 7th and 05:41 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 17011 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Qingyang, 2052: Sunday 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": "2052-07-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-07", "confidence": "determinate" } ], "quote": "In Qingyang, Hariśayanī Ekādaśī 2052 falls on Sunday 7 July. Ekādaśī runs from 22:28 on Sat 6 Jul to 00:58 on Mon 8 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-07-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-07-09", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21276, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-07-09T03:19:00+08:00", "utc": "2052-07-08T19:19:00Z", "ms": 2604079140451.819 }, "end": { "local": "2052-07-10T05:23:18+08:00", "utc": "2052-07-09T21:23:18Z", "ms": 2604172997803.9624 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-09T03:19:00+08:00", "utc": "2052-07-08T19:19:00Z", "ms": 2604079140451.819 }, "end": { "local": "2052-07-10T05:23:18+08:00", "utc": "2052-07-09T21:23:18Z", "ms": 2604172997803.9624 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-07-08", "window": { "start": { "local": "2052-07-08T20:07:53+08:00", "utc": "2052-07-08T12:07:53Z", "ms": 2604053272737.985 }, "end": { "local": "2052-07-08T21:24:25+08:00", "utc": "2052-07-08T13:24:25Z", "ms": 2604057864885.722 } }, "covered_min": 0, "window_min": 77, "qualifies": false }, { "local_date": "2052-07-09", "window": { "start": { "local": "2052-07-09T20:07:35+08:00", "utc": "2052-07-09T12:07:35Z", "ms": 2604139654949.595 }, "end": { "local": "2052-07-09T21:24:14+08:00", "utc": "2052-07-09T13:24:14Z", "ms": 2604144254180.7886 } }, "covered_min": 77, "window_min": 77, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:19 on Tue 9 Jul to 05:23 on Wed 10 Jul.", "fact": "2052-07-08T19:19:00Z → 2052-07-09T21:23:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:08–21:24 on the 8th, 20:08–21:24 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 77 minutes on the 8th and 77 of 77 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 21276 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Tuesday 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": "2052-07-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-09", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Tuesday 9 July. Trayodaśī runs from 03:19 on Tue 9 Jul to 05:23 on Wed 10 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-07-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-11", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 775, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 } }, "kaala": "udaya-3", "days": [ { "local_date": "2052-07-11", "window": { "start": { "local": "2052-07-11T05:43:05+08:00", "utc": "2052-07-10T21:43:05Z", "ms": 2604260585362.283 }, "end": { "local": "2052-07-11T08:35:51+08:00", "utc": "2052-07-11T00:35:51Z", "ms": 2604270951126.157 } }, "covered_min": 90, "window_min": 173, "qualifies": false }, { "local_date": "2052-07-12", "window": { "start": { "local": "2052-07-12T05:43:42+08:00", "utc": "2052-07-11T21:43:42Z", "ms": 2604347022349.194 }, "end": { "local": "2052-07-12T08:36:16+08:00", "utc": "2052-07-12T00:36:16Z", "ms": 2604357376123.056 } }, "covered_min": 160, "window_min": 173, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul.", "fact": "2052-07-10T23:05:30Z → 2052-07-12T00:23:21Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:43–08:36 on the 11th, 05:44–08:36 on the 12th.", "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 90 of 173 minutes on the 11th and 160 of 173 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 775 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Qingyang, 2052: Thursday 11 July.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "2052-07-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-11", "confidence": "boundary" } ], "quote": "In Qingyang, Vyāsa Pūjā 2052 falls on Thursday 11 July. Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul, and reaches the first three muhūrtas after sunrise on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/vyasa-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14865, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-07-11", "window": { "start": { "local": "2052-07-11T12:31:00+08:00", "utc": "2052-07-11T04:31:00Z", "ms": 2604285059771.9688 }, "end": { "local": "2052-07-11T13:19:00+08:00", "utc": "2052-07-11T05:19:00Z", "ms": 2604287939771.9688 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-07-12", "window": { "start": { "local": "2052-07-12T12:31:07+08:00", "utc": "2052-07-12T04:31:07Z", "ms": 2604371466783.849 }, "end": { "local": "2052-07-12T13:19:07+08:00", "utc": "2052-07-12T05:19:07Z", "ms": 2604374346783.849 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul.", "fact": "2052-07-10T23:05:30Z → 2052-07-12T00:23:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 11th, 12:31–13:19 on the 12th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14865 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Qingyang, 2052: Thursday 11 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": "2052-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-11", "confidence": "determinate" } ], "quote": "In Qingyang, Guru Pūrṇimā 2052 falls on Thursday 11 July. Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/guru-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31836, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 } }, "kaala": "sayahna", "days": [ { "local_date": "2052-07-11", "window": { "start": { "local": "2052-07-11T17:14:08+08:00", "utc": "2052-07-11T09:14:08Z", "ms": 2604302048417.7803 }, "end": { "local": "2052-07-11T20:06:54+08:00", "utc": "2052-07-11T12:06:54Z", "ms": 2604312414181.6543 } }, "covered_min": 173, "window_min": 173, "qualifies": true }, { "local_date": "2052-07-12", "window": { "start": { "local": "2052-07-12T17:13:57+08:00", "utc": "2052-07-12T09:13:57Z", "ms": 2604388437444.642 }, "end": { "local": "2052-07-12T20:06:31+08:00", "utc": "2052-07-12T12:06:31Z", "ms": 2604398791218.5044 } }, "covered_min": 0, "window_min": 173, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul.", "fact": "2052-07-10T23:05:30Z → 2052-07-12T00:23:21Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 17:14–20:07 on the 11th, 17:14–20:07 on the 12th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 173 of 173 minutes on the 11th and 0 of 173 on the 12th.", "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 31836 s" }, { "step": "ruling", "text": "Kokilā Vrata, Qingyang, 2052: Thursday 11 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": "2052-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-11", "confidence": "determinate" } ], "quote": "In Qingyang, Kokilā Vrata 2052 falls on Thursday 11 July. Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/qingyang/festivals/2052/kokila-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34888, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "2052-07-11T07:05:30+08:00", "utc": "2052-07-10T23:05:30Z", "ms": 2604265529687.6724 }, "end": { "local": "2052-07-12T08:23:21+08:00", "utc": "2052-07-12T00:23:21Z", "ms": 2604356601414.462 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-07-10", "window": { "start": { "local": "2052-07-10T20:07:15+08:00", "utc": "2052-07-10T12:07:15Z", "ms": 2604226035428.3286 }, "end": { "local": "2052-07-10T21:24:02+08:00", "utc": "2052-07-10T13:24:02Z", "ms": 2604230642086.1895 } }, "covered_min": 0, "window_min": 77, "qualifies": false }, { "local_date": "2052-07-11", "window": { "start": { "local": "2052-07-11T20:06:54+08:00", "utc": "2052-07-11T12:06:54Z", "ms": 2604312414181.6543 }, "end": { "local": "2052-07-11T21:23:49+08:00", "utc": "2052-07-11T13:23:49Z", "ms": 2604317028603.9927 } }, "covered_min": 77, "window_min": 77, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul.", "fact": "2052-07-10T23:05:30Z → 2052-07-12T00:23:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:07–21:24 on the 10th, 20:07–21:24 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 77 minutes on the 10th and 77 of 77 on the 11th.", "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 34888 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Qingyang, 2052: Thursday 11 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": "2052-07-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-11", "confidence": "determinate" } ], "quote": "In Qingyang, Śiva Śayanotsava 2052 falls on Thursday 11 July. Pūrṇimā runs from 07:05 on Thu 11 Jul to 08:23 on Fri 12 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/shiva-shayanotsava", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41391, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2052-07-13T09:16:39+08:00", "utc": "2052-07-13T01:16:39Z", "ms": 2604446198868.2773 }, "end": { "local": "2052-07-14T09:46:07+08:00", "utc": "2052-07-14T01:46:07Z", "ms": 2604534367323.72 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-13T09:16:39+08:00", "utc": "2052-07-13T01:16:39Z", "ms": 2604446198868.2773 }, "end": { "local": "2052-07-14T09:46:07+08:00", "utc": "2052-07-14T01:46:07Z", "ms": 2604534367323.72 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-07-13", "window": { "start": { "local": "2052-07-13T20:46:30+08:00", "utc": "2052-07-13T12:46:30Z", "ms": 2604487589969.8447 }, "end": { "local": "2052-07-13T20:46:30+08:00", "utc": "2052-07-13T12:46:30Z", "ms": 2604487589969.8447 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-07-14", "window": { "start": { "local": "2052-07-14T21:25:00+08:00", "utc": "2052-07-14T13:25:00Z", "ms": 2604576300232.8022 }, "end": { "local": "2052-07-14T21:25:00+08:00", "utc": "2052-07-14T13:25:00Z", "ms": 2604576300232.8022 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 09:17 on Sat 13 Jul to 09:46 on Sun 14 Jul.", "fact": "2052-07-13T01:16:39Z → 2052-07-14T01:46:07Z" }, { "step": "kaala", "text": "Moonrise is at 20:46 on the 13th and 21:25 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 41391 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Qingyang, 2052: Saturday 13 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": "2052-07-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-13", "confidence": "determinate" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata (Āṣāḍha) 2052 falls on Saturday 13 July. Dvitīyā runs from 09:17 on Sat 13 Jul to 09:46 on Sun 14 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ashunya-shayana-vrata-ashadha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-07-15", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41699, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-07-15T09:52:39+08:00", "utc": "2052-07-15T01:52:39Z", "ms": 2604621159496.5347 }, "end": { "local": "2052-07-16T09:36:42+08:00", "utc": "2052-07-16T01:36:42Z", "ms": 2604706601660.2393 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-15T09:52:39+08:00", "utc": "2052-07-15T01:52:39Z", "ms": 2604621159496.5347 }, "end": { "local": "2052-07-16T09:36:42+08:00", "utc": "2052-07-16T01:36:42Z", "ms": 2604706601660.2393 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-07-14", "window": { "start": { "local": "2052-07-14T21:25:00+08:00", "utc": "2052-07-14T13:25:00Z", "ms": 2604576300232.8022 }, "end": { "local": "2052-07-14T21:25:00+08:00", "utc": "2052-07-14T13:25:00Z", "ms": 2604576300232.8022 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-07-15", "window": { "start": { "local": "2052-07-15T22:01:43+08:00", "utc": "2052-07-15T14:01:43Z", "ms": 2604664903113.935 }, "end": { "local": "2052-07-15T22:01:43+08:00", "utc": "2052-07-15T14:01:43Z", "ms": 2604664903113.935 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:53 on Mon 15 Jul to 09:37 on Tue 16 Jul.", "fact": "2052-07-15T01:52:39Z → 2052-07-16T01:36:42Z" }, { "step": "kaala", "text": "Moonrise is at 21:25 on the 14th and 22:02 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 41699 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Monday 15 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": "2052-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-15", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Monday 15 July. Caturthī runs from 09:53 on Mon 15 Jul to 09:37 on Tue 16 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-07-22", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21435, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-07-21T23:53:15+08:00", "utc": "2052-07-21T15:53:15Z", "ms": 2605189994819.8496 }, "end": { "local": "2052-07-22T21:03:59+08:00", "utc": "2052-07-22T13:03:59Z", "ms": 2605266239485.634 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-21T23:53:15+08:00", "utc": "2052-07-21T15:53:15Z", "ms": 2605189994819.8496 }, "end": { "local": "2052-07-22T21:03:59+08:00", "utc": "2052-07-22T13:03:59Z", "ms": 2605266239485.634 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-07-22", "window": { "start": { "local": "2052-07-22T05:50:30+08:00", "utc": "2052-07-21T21:50:30Z", "ms": 2605211429672.0015 }, "end": { "local": "2052-07-22T05:50:30+08:00", "utc": "2052-07-21T21:50:30Z", "ms": 2605211429672.0015 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-07-23", "window": { "start": { "local": "2052-07-23T05:51:13+08:00", "utc": "2052-07-22T21:51:13Z", "ms": 2605297873445.6016 }, "end": { "local": "2052-07-23T05:51:13+08:00", "utc": "2052-07-22T21:51:13Z", "ms": 2605297873445.6016 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:53 on Sun 21 Jul to 21:04 on Mon 22 Jul.", "fact": "2052-07-21T15:53:15Z → 2052-07-22T13:03:59Z" }, { "step": "kaala", "text": "Sunrise is at 05:50 on the 22nd and 05:51 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 21435 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Qingyang, 2052: Monday 22 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": "2052-07-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-22", "confidence": "determinate" } ], "quote": "In Qingyang, Kāmikā Ekādaśī 2052 falls on Monday 22 July. Ekādaśī runs from 23:53 on Sun 21 Jul to 21:04 on Mon 22 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-07-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-07-23", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6925, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-07-23T18:05:04+08:00", "utc": "2052-07-23T10:05:04Z", "ms": 2605341903531.5327 }, "end": { "local": "2052-07-24T15:04:03+08:00", "utc": "2052-07-24T07:04:03Z", "ms": 2605417443221.7046 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-23T18:05:04+08:00", "utc": "2052-07-23T10:05:04Z", "ms": 2605341903531.5327 }, "end": { "local": "2052-07-24T15:04:03+08:00", "utc": "2052-07-24T07:04:03Z", "ms": 2605417443221.7046 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-07-23", "window": { "start": { "local": "2052-07-23T20:00:29+08:00", "utc": "2052-07-23T12:00:29Z", "ms": 2605348828983.0747 }, "end": { "local": "2052-07-23T21:19:21+08:00", "utc": "2052-07-23T13:19:21Z", "ms": 2605353560803.516 } }, "covered_min": 79, "window_min": 79, "qualifies": true }, { "local_date": "2052-07-24", "window": { "start": { "local": "2052-07-24T19:59:46+08:00", "utc": "2052-07-24T11:59:46Z", "ms": 2605435186477.047 }, "end": { "local": "2052-07-24T21:18:50+08:00", "utc": "2052-07-24T13:18:50Z", "ms": 2605439929907.8726 } }, "covered_min": 0, "window_min": 79, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:05 on Tue 23 Jul to 15:04 on Wed 24 Jul.", "fact": "2052-07-23T10:05:04Z → 2052-07-24T07:04:03Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 20:00–21:19 on the 23rd, 20:00–21:19 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 79 of 79 minutes on the 23rd and 0 of 79 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 6925 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Tuesday 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": "2052-07-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-23", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Tuesday 23 July. Trayodaśī runs from 18:05 on Tue 23 Jul to 15:04 on Wed 24 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-07-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-07-24", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34091, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-07-24T15:04:03+08:00", "utc": "2052-07-24T07:04:03Z", "ms": 2605417443221.7046 }, "end": { "local": "2052-07-25T12:09:40+08:00", "utc": "2052-07-25T04:09:40Z", "ms": 2605493379619.5625 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-24T15:04:03+08:00", "utc": "2052-07-24T07:04:03Z", "ms": 2605417443221.7046 }, "end": { "local": "2052-07-25T12:09:40+08:00", "utc": "2052-07-25T04:09:40Z", "ms": 2605493379619.5625 } }, "kaala": "nishita", "days": [ { "local_date": "2052-07-24", "window": { "start": { "local": "2052-07-25T00:32:14+08:00", "utc": "2052-07-24T16:32:14Z", "ms": 2605451534342.6426 }, "end": { "local": "2052-07-25T01:20:14+08:00", "utc": "2052-07-24T17:20:14Z", "ms": 2605454414342.6426 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-07-25", "window": { "start": { "local": "2052-07-26T00:32:15+08:00", "utc": "2052-07-25T16:32:15Z", "ms": 2605537934784.2236 }, "end": { "local": "2052-07-26T01:20:15+08:00", "utc": "2052-07-25T17:20:15Z", "ms": 2605540814784.2236 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:04 on Wed 24 Jul to 12:10 on Thu 25 Jul.", "fact": "2052-07-24T07:04:03Z → 2052-07-25T04:09:40Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:32–01:20 on the 24th, 00:32–01:20 on the 25th.", "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 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34091 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Wednesday 24 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": "2052-07-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-24", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Wednesday 24 July. Caturdaśī runs from 15:04 on Wed 24 Jul to 12:10 on Thu 25 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-07-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24789, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-07-28T05:38:41+08:00", "utc": "2052-07-27T21:38:41Z", "ms": 2605729120723.7124 }, "end": { "local": "2052-07-29T04:40:32+08:00", "utc": "2052-07-28T20:40:32Z", "ms": 2605812031922.169 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-28T05:38:41+08:00", "utc": "2052-07-27T21:38:41Z", "ms": 2605729120723.7124 }, "end": { "local": "2052-07-29T04:40:32+08:00", "utc": "2052-07-28T20:40:32Z", "ms": 2605812031922.169 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-07-28", "window": { "start": { "local": "2052-07-28T12:31:50+08:00", "utc": "2052-07-28T04:31:50Z", "ms": 2605753909594.5103 }, "end": { "local": "2052-07-28T13:19:50+08:00", "utc": "2052-07-28T05:19:50Z", "ms": 2605756789594.5103 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-07-29", "window": { "start": { "local": "2052-07-29T12:31:47+08:00", "utc": "2052-07-29T04:31:47Z", "ms": 2605840307478.1426 }, "end": { "local": "2052-07-29T13:19:47+08:00", "utc": "2052-07-29T05:19:47Z", "ms": 2605843187478.1426 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 05:39 on Sun 28 Jul to 04:41 on Mon 29 Jul.", "fact": "2052-07-27T21:38:41Z → 2052-07-28T20:40:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 28th, 12:32–13:20 on the 29th.", "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 28th and 0 of 48 on the 29th.", "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 24789 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Qingyang, 2052: Sunday 28 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "madhusrava-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Madhusrava (Gujerat) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-28", "confidence": "determinate" } ], "quote": "In Qingyang, Madhusravā Tṛtīyā (Hariyali Teej) 2052 falls on Sunday 28 July. Tṛtīyā runs from 05:39 on Sun 28 Jul to 04:41 on Mon 29 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/madhusrava-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-07-29", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28276, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-07-29T04:40:32+08:00", "utc": "2052-07-28T20:40:32Z", "ms": 2605812031922.169 }, "end": { "local": "2052-07-30T04:28:09+08:00", "utc": "2052-07-29T20:28:09Z", "ms": 2605897688978.293 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-29T04:40:32+08:00", "utc": "2052-07-28T20:40:32Z", "ms": 2605812031922.169 }, "end": { "local": "2052-07-30T04:28:09+08:00", "utc": "2052-07-29T20:28:09Z", "ms": 2605897688978.293 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-07-29", "window": { "start": { "local": "2052-07-29T12:31:47+08:00", "utc": "2052-07-29T04:31:47Z", "ms": 2605840307478.1426 }, "end": { "local": "2052-07-29T13:19:47+08:00", "utc": "2052-07-29T05:19:47Z", "ms": 2605843187478.1426 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-07-30", "window": { "start": { "local": "2052-07-30T12:31:45+08:00", "utc": "2052-07-30T04:31:45Z", "ms": 2605926704749.3696 }, "end": { "local": "2052-07-30T13:19:45+08:00", "utc": "2052-07-30T05:19:45Z", "ms": 2605929584749.3696 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:41 on Mon 29 Jul to 04:28 on Tue 30 Jul.", "fact": "2052-07-28T20:40:32Z → 2052-07-29T20:28:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 29th, 12:32–13:20 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28276 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Monday 29 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": "2052-07-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-29", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Monday 29 July. Caturthī runs from 04:41 on Mon 29 Jul to 04:28 on Tue 30 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-07-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-07-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26947, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-07-30T04:28:09+08:00", "utc": "2052-07-29T20:28:09Z", "ms": 2605897688978.293 }, "end": { "local": "2052-07-31T05:02:35+08:00", "utc": "2052-07-30T21:02:35Z", "ms": 2605986154697.166 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-07-30T04:28:09+08:00", "utc": "2052-07-29T20:28:09Z", "ms": 2605897688978.293 }, "end": { "local": "2052-07-31T05:02:35+08:00", "utc": "2052-07-30T21:02:35Z", "ms": 2605986154697.166 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-07-30", "window": { "start": { "local": "2052-07-30T12:31:45+08:00", "utc": "2052-07-30T04:31:45Z", "ms": 2605926704749.3696 }, "end": { "local": "2052-07-30T13:19:45+08:00", "utc": "2052-07-30T05:19:45Z", "ms": 2605929584749.3696 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-07-31", "window": { "start": { "local": "2052-07-31T12:31:41+08:00", "utc": "2052-07-31T04:31:41Z", "ms": 2606013101405.0786 }, "end": { "local": "2052-07-31T13:19:41+08:00", "utc": "2052-07-31T05:19:41Z", "ms": 2606015981405.0786 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 04:28 on Tue 30 Jul to 05:03 on Wed 31 Jul.", "fact": "2052-07-29T20:28:09Z → 2052-07-30T21:02:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:32–13:20 on the 30th, 12:32–13:20 on the 31st.", "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 30th and 0 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: paraviddha → only-day · margin 26947 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Qingyang, 2052: Tuesday 30 July.", "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": "2052-07-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-07-30", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī 2052 falls on Tuesday 30 July. Pañcamī runs from 04:28 on Tue 30 Jul to 05:03 on Wed 31 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/naga-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-08-06", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33404, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-08-05T15:17:52+08:00", "utc": "2052-08-05T07:17:52Z", "ms": 2606455072284.426 }, "end": { "local": "2052-08-06T17:22:06+08:00", "utc": "2052-08-06T09:22:06Z", "ms": 2606548925750.0635 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-08-05T15:17:52+08:00", "utc": "2052-08-05T07:17:52Z", "ms": 2606455072284.426 }, "end": { "local": "2052-08-06T17:22:06+08:00", "utc": "2052-08-06T09:22:06Z", "ms": 2606548925750.0635 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-08-05", "window": { "start": { "local": "2052-08-05T06:01:08+08:00", "utc": "2052-08-04T22:01:08Z", "ms": 2606421668492.82 }, "end": { "local": "2052-08-05T06:01:08+08:00", "utc": "2052-08-04T22:01:08Z", "ms": 2606421668492.82 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-08-06", "window": { "start": { "local": "2052-08-06T06:01:55+08:00", "utc": "2052-08-05T22:01:55Z", "ms": 2606508115296.0806 }, "end": { "local": "2052-08-06T06:01:55+08:00", "utc": "2052-08-05T22:01:55Z", "ms": 2606508115296.0806 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:18 on Mon 5 Aug to 17:22 on Tue 6 Aug.", "fact": "2052-08-05T07:17:52Z → 2052-08-06T09:22:06Z" }, { "step": "kaala", "text": "Sunrise is at 06:01 on the 5th and 06:02 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 33404 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Qingyang, 2052: Tuesday 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": "2052-08-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-06", "confidence": "determinate" } ], "quote": "In Qingyang, Putradā Ekādaśī 2052 falls on Tuesday 6 August. Ekādaśī runs from 15:18 on Mon 5 Aug to 17:22 on Tue 6 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-08-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14577, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-08-06T17:22:06+08:00", "utc": "2052-08-06T09:22:06Z", "ms": 2606548925750.0635 }, "end": { "local": "2052-08-07T19:00:45+08:00", "utc": "2052-08-07T11:00:45Z", "ms": 2606641244674.015 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-08-06T17:22:06+08:00", "utc": "2052-08-06T09:22:06Z", "ms": 2606548925750.0635 }, "end": { "local": "2052-08-07T19:00:45+08:00", "utc": "2052-08-07T11:00:45Z", "ms": 2606641244674.015 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-06", "window": { "start": { "local": "2052-08-06T12:31:08+08:00", "utc": "2052-08-06T04:31:08Z", "ms": 2606531468423.337 }, "end": { "local": "2052-08-06T13:19:08+08:00", "utc": "2052-08-06T05:19:08Z", "ms": 2606534348423.337 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-07", "window": { "start": { "local": "2052-08-07T12:31:01+08:00", "utc": "2052-08-07T04:31:01Z", "ms": 2606617860802.0654 }, "end": { "local": "2052-08-07T13:19:01+08:00", "utc": "2052-08-07T05:19:01Z", "ms": 2606620740802.0654 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:22 on Tue 6 Aug to 19:01 on Wed 7 Aug.", "fact": "2052-08-06T09:22:06Z → 2052-08-07T11:00:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 6th, 12:31–13:19 on the 7th.", "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 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 14577 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Qingyang, 2052: Wednesday 7 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": "2052-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-07", "confidence": "determinate" } ], "quote": "In Qingyang, Dāmodara Dvādaśī 2052 falls on Wednesday 7 August. Dvādaśī runs from 17:22 on Tue 6 Aug to 19:01 on Wed 7 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/damodara-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-08-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-07", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1371, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-08-07T19:00:45+08:00", "utc": "2052-08-07T11:00:45Z", "ms": 2606641244674.015 }, "end": { "local": "2052-08-08T20:09:07+08:00", "utc": "2052-08-08T12:09:07Z", "ms": 2606731746916.9185 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-08-07T19:00:45+08:00", "utc": "2052-08-07T11:00:45Z", "ms": 2606641244674.015 }, "end": { "local": "2052-08-08T20:09:07+08:00", "utc": "2052-08-08T12:09:07Z", "ms": 2606731746916.9185 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-08-07", "window": { "start": { "local": "2052-08-07T19:47:19+08:00", "utc": "2052-08-07T11:47:19Z", "ms": 2606644039462.3223 }, "end": { "local": "2052-08-07T21:09:29+08:00", "utc": "2052-08-07T13:09:29Z", "ms": 2606648968736.09 } }, "covered_min": 82, "window_min": 82, "qualifies": true }, { "local_date": "2052-08-08", "window": { "start": { "local": "2052-08-08T19:46:16+08:00", "utc": "2052-08-08T11:46:16Z", "ms": 2606730376162.3716 }, "end": { "local": "2052-08-08T21:08:40+08:00", "utc": "2052-08-08T13:08:40Z", "ms": 2606735320128.008 } }, "covered_min": 23, "window_min": 82, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:01 on Wed 7 Aug to 20:09 on Thu 8 Aug.", "fact": "2052-08-07T11:00:45Z → 2052-08-08T12:09:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:47–21:09 on the 7th, 19:46–21:09 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 82 of 82 minutes on the 7th and 23 of 82 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1371 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Wednesday 7 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-07", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-07", "confidence": "boundary" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Wednesday 7 August. Trayodaśī runs from 19:01 on Wed 7 Aug to 20:09 on Thu 8 Aug and covers all of pradoṣa that evening. It also reaches the next evening for 23 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-08-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10071, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-08-09T20:45:58+08:00", "utc": "2052-08-09T12:45:58Z", "ms": 2606820357777.767 }, "end": { "local": "2052-08-10T20:52:36+08:00", "utc": "2052-08-10T12:52:36Z", "ms": 2606907155956.0537 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "2052-08-10T08:52:54+08:00", "utc": "2052-08-10T00:52:54Z", "ms": 2606863974240.544 }, "end": { "local": "2052-08-10T20:52:36+08:00", "utc": "2052-08-10T12:52:36Z", "ms": 2606907155956.0537 } }, "kaala": "day", "days": [ { "local_date": "2052-08-09", "window": { "start": { "local": "2052-08-09T06:04:16+08:00", "utc": "2052-08-08T22:04:16Z", "ms": 2606767455904.644 }, "end": { "local": "2052-08-10T06:05:03+08:00", "utc": "2052-08-09T22:05:03Z", "ms": 2606853902797.978 } }, "covered_min": 0, "window_min": 1441, "qualifies": false }, { "local_date": "2052-08-10", "window": { "start": { "local": "2052-08-10T06:05:03+08:00", "utc": "2052-08-09T22:05:03Z", "ms": 2606853902797.978 }, "end": { "local": "2052-08-11T06:05:50+08:00", "utc": "2052-08-10T22:05:50Z", "ms": 2606940349686.2437 } }, "covered_min": 720, "window_min": 1441, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:46 on Fri 9 Aug to 20:53 on Sat 10 Aug. Its second half begins at 08:53 on Sat 10 Aug.", "fact": "2052-08-09T12:45:58Z → 2052-08-10T12:52:36Z · second half from 2052-08-10T00:52:54Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:04 on the 9th, and from 06:05 on the 10th.", "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 0 of 1441 minutes on the 9th and 720 of 1441 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10071 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Qingyang, 2052: Saturday 10 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-10", "confidence": "determinate" } ], "quote": "In Qingyang, Rakṣā Bandhana (Rakhi) 2052 falls on Saturday 10 August. The second half of Pūrṇimā runs from 08:53 on Sat 10 Aug to 20:53 on Sat 10 Aug and lies within that day, sunrise to sunrise.", "cite": "https://ahargana.org/qingyang/festivals/2052/raksha-bandhana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26834, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-08-09T20:45:58+08:00", "utc": "2052-08-09T12:45:58Z", "ms": 2606820357777.767 }, "end": { "local": "2052-08-10T20:52:36+08:00", "utc": "2052-08-10T12:52:36Z", "ms": 2606907155956.0537 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "2052-08-09T20:45:58+08:00", "utc": "2052-08-09T12:45:58Z", "ms": 2606820357777.767 }, "end": { "local": "2052-08-10T20:52:36+08:00", "utc": "2052-08-10T12:52:36Z", "ms": 2606907155956.0537 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-09", "window": { "start": { "local": "2052-08-09T12:30:44+08:00", "utc": "2052-08-09T04:30:44Z", "ms": 2606790643792.3037 }, "end": { "local": "2052-08-09T13:18:44+08:00", "utc": "2052-08-09T05:18:44Z", "ms": 2606793523792.3037 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-10", "window": { "start": { "local": "2052-08-10T12:30:34+08:00", "utc": "2052-08-10T04:30:34Z", "ms": 2606877034421.4067 }, "end": { "local": "2052-08-10T13:18:34+08:00", "utc": "2052-08-10T05:18:34Z", "ms": 2606879914421.4067 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:46 on Fri 9 Aug to 20:53 on Sat 10 Aug.", "fact": "2052-08-09T12:45:58Z → 2052-08-10T12:52:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:31–13:19 on the 9th, 12:31–13:19 on the 10th.", "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 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26834 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Qingyang, 2052: Saturday 10 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": "2052-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-10", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Tarpaṇa 2052 falls on Saturday 10 August. Pūrṇimā runs from 20:46 on Fri 9 Aug to 20:53 on Sat 10 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rishi-tarpana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-11", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1790, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2052-08-11T20:31:52+08:00", "utc": "2052-08-11T12:31:52Z", "ms": 2606992312231.0024 }, "end": { "local": "2052-08-12T19:47:15+08:00", "utc": "2052-08-12T11:47:15Z", "ms": 2607076034912.922 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-11T20:31:52+08:00", "utc": "2052-08-11T12:31:52Z", "ms": 2606992312231.0024 }, "end": { "local": "2052-08-12T19:47:15+08:00", "utc": "2052-08-12T11:47:15Z", "ms": 2607076034912.922 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-08-11", "window": { "start": { "local": "2052-08-11T20:02:02+08:00", "utc": "2052-08-11T12:02:02Z", "ms": 2606990522251.308 }, "end": { "local": "2052-08-11T20:02:02+08:00", "utc": "2052-08-11T12:02:02Z", "ms": 2606990522251.308 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-08-12", "window": { "start": { "local": "2052-08-12T20:38:54+08:00", "utc": "2052-08-12T12:38:54Z", "ms": 2607079133920.0684 }, "end": { "local": "2052-08-12T20:38:54+08:00", "utc": "2052-08-12T12:38:54Z", "ms": 2607079133920.0684 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:32 on Sun 11 Aug to 19:47 on Mon 12 Aug.", "fact": "2052-08-11T12:31:52Z → 2052-08-12T11:47:15Z" }, { "step": "kaala", "text": "Moonrise is at 20:02 on the 11th and 20:39 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 11th and is not on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 1790 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Qingyang, 2052: Sunday 11 August.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "2052-08-11", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-11", "confidence": "boundary" } ], "quote": "In Qingyang, Aśūnya Śayana Vrata 2052 falls on Sunday 11 August. Dvitīyā runs from 20:32 on Sun 11 Aug to 19:47 on Mon 12 Aug, and is current at moonrise on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ashunya-shayana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19446, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-08-12T19:47:15+08:00", "utc": "2052-08-12T11:47:15Z", "ms": 2607076034912.922 }, "end": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-12T19:47:15+08:00", "utc": "2052-08-12T11:47:15Z", "ms": 2607076034912.922 }, "end": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-12", "window": { "start": { "local": "2052-08-12T12:30:14+08:00", "utc": "2052-08-12T04:30:14Z", "ms": 2607049813999.5435 }, "end": { "local": "2052-08-12T13:18:14+08:00", "utc": "2052-08-12T05:18:14Z", "ms": 2607052693999.5435 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-13", "window": { "start": { "local": "2052-08-13T12:30:03+08:00", "utc": "2052-08-13T04:30:03Z", "ms": 2607136202972.0957 }, "end": { "local": "2052-08-13T13:18:03+08:00", "utc": "2052-08-13T05:18:03Z", "ms": 2607139082972.0957 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:47 on Mon 12 Aug to 18:42 on Tue 13 Aug.", "fact": "2052-08-12T11:47:15Z → 2052-08-13T10:42:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 on the 12th, 12:30–13:18 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 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19446 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Qingyang, 2052: Tuesday 13 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": "2052-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-13", "confidence": "determinate" } ], "quote": "In Qingyang, Kajjalī Tṛtīyā (Kajari Teej) 2052 falls on Tuesday 13 August. Tṛtīyā runs from 19:47 on Mon 12 Aug to 18:42 on Tue 13 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/kajjali-tritiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1337, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 }, "end": { "local": "2052-08-14T17:19:33+08:00", "utc": "2052-08-14T09:19:33Z", "ms": 2607239973257.795 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 }, "end": { "local": "2052-08-14T17:19:33+08:00", "utc": "2052-08-14T09:19:33Z", "ms": 2607239973257.795 } }, "kaala": "sayahna", "days": [ { "local_date": "2052-08-13", "window": { "start": { "local": "2052-08-13T16:58:03+08:00", "utc": "2052-08-13T08:58:03Z", "ms": 2607152282704.5977 }, "end": { "local": "2052-08-13T19:40:43+08:00", "utc": "2052-08-13T11:40:43Z", "ms": 2607162042526.265 } }, "covered_min": 59, "window_min": 163, "qualifies": true }, { "local_date": "2052-08-14", "window": { "start": { "local": "2052-08-14T16:57:16+08:00", "utc": "2052-08-14T08:57:16Z", "ms": 2607238636117.5283 }, "end": { "local": "2052-08-14T19:39:33+08:00", "utc": "2052-08-14T11:39:33Z", "ms": 2607248372584.5044 } }, "covered_min": 22, "window_min": 162, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:42 on Tue 13 Aug to 17:20 on Wed 14 Aug.", "fact": "2052-08-13T10:42:09Z → 2052-08-14T09:19:33Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:58–19:41 on the 13th, 16:57–19:40 on the 14th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 59 of 163 minutes on the 13th and 22 of 162 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both late afternoons qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1337 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Qingyang, 2052: Tuesday 13 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": "2052-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-13", "confidence": "determinate" } ], "quote": "In Qingyang, Bahulā Caturthī 2052 falls on Tuesday 13 August. Caturthī runs from 18:42 on Tue 13 Aug to 17:20 on Wed 14 Aug and covers 59 of 163 minutes of sāyāhna that late afternoon. It also reaches the next late afternoon for 22 minutes; by the rule the first late afternoon is taken.", "cite": "https://ahargana.org/qingyang/festivals/2052/bahula-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-08-13", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9193, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 }, "end": { "local": "2052-08-14T17:19:33+08:00", "utc": "2052-08-14T09:19:33Z", "ms": 2607239973257.795 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-13T18:42:09+08:00", "utc": "2052-08-13T10:42:09Z", "ms": 2607158529239.4116 }, "end": { "local": "2052-08-14T17:19:33+08:00", "utc": "2052-08-14T09:19:33Z", "ms": 2607239973257.795 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-08-13", "window": { "start": { "local": "2052-08-13T21:15:23+08:00", "utc": "2052-08-13T13:15:23Z", "ms": 2607167722511.639 }, "end": { "local": "2052-08-13T21:15:23+08:00", "utc": "2052-08-13T13:15:23Z", "ms": 2607167722511.639 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-08-14", "window": { "start": { "local": "2052-08-14T21:52:28+08:00", "utc": "2052-08-14T13:52:28Z", "ms": 2607256348008.54 }, "end": { "local": "2052-08-14T21:52:28+08:00", "utc": "2052-08-14T13:52:28Z", "ms": 2607256348008.54 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:42 on Tue 13 Aug to 17:20 on Wed 14 Aug.", "fact": "2052-08-13T10:42:09Z → 2052-08-14T09:19:33Z" }, { "step": "kaala", "text": "Moonrise is at 21:15 on the 13th and 21:52 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9193 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Tuesday 13 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": "2052-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-13", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Tuesday 13 August. Caturthī runs from 18:42 on Tue 13 Aug to 17:20 on Wed 14 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2007, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-08-15T15:41:50+08:00", "utc": "2052-08-15T07:41:50Z", "ms": 2607320510044.862 }, "end": { "local": "2052-08-16T13:50:54+08:00", "utc": "2052-08-16T05:50:54Z", "ms": 2607400254262.8887 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-15T15:41:50+08:00", "utc": "2052-08-15T07:41:50Z", "ms": 2607320510044.862 }, "end": { "local": "2052-08-16T13:50:54+08:00", "utc": "2052-08-16T05:50:54Z", "ms": 2607400254262.8887 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-15", "window": { "start": { "local": "2052-08-15T12:29:39+08:00", "utc": "2052-08-15T04:29:39Z", "ms": 2607308979347.4424 }, "end": { "local": "2052-08-15T13:17:39+08:00", "utc": "2052-08-15T05:17:39Z", "ms": 2607311859347.4424 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-16", "window": { "start": { "local": "2052-08-16T12:29:27+08:00", "utc": "2052-08-16T04:29:27Z", "ms": 2607395366776.2217 }, "end": { "local": "2052-08-16T13:17:27+08:00", "utc": "2052-08-16T05:17:27Z", "ms": 2607398246776.2217 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 15:42 on Thu 15 Aug to 13:51 on Fri 16 Aug.", "fact": "2052-08-15T07:41:50Z → 2052-08-16T05:50:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:30–13:18 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": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2007 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Qingyang, 2052: Friday 16 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": "2052-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-16", "confidence": "determinate" } ], "quote": "In Qingyang, Hala Ṣaṣṭhī 2052 falls on Friday 16 August. Ṣaṣṭhī runs from 15:42 on Thu 15 Aug to 13:51 on Fri 16 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/hala-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29933, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-08-17T11:48:29+08:00", "utc": "2052-08-17T03:48:29Z", "ms": 2607479309358.2666 }, "end": { "local": "2052-08-18T09:36:30+08:00", "utc": "2052-08-18T01:36:30Z", "ms": 2607557790283.5083 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-17T11:48:29+08:00", "utc": "2052-08-17T03:48:29Z", "ms": 2607479309358.2666 }, "end": { "local": "2052-08-18T09:36:30+08:00", "utc": "2052-08-18T01:36:30Z", "ms": 2607557790283.5083 } }, "kaala": "nishita", "days": [ { "local_date": "2052-08-16", "window": { "start": { "local": "2052-08-17T00:29:50+08:00", "utc": "2052-08-16T16:29:50Z", "ms": 2607438590141.4307 }, "end": { "local": "2052-08-17T01:17:50+08:00", "utc": "2052-08-16T17:17:50Z", "ms": 2607441470141.4307 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-17", "window": { "start": { "local": "2052-08-18T00:29:37+08:00", "utc": "2052-08-17T16:29:37Z", "ms": 2607524977059.5884 }, "end": { "local": "2052-08-18T01:17:37+08:00", "utc": "2052-08-17T17:17:37Z", "ms": 2607527857059.5884 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:48 on Sat 17 Aug to 09:37 on Sun 18 Aug.", "fact": "2052-08-17T03:48:29Z → 2052-08-18T01:36:30Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:30–01:18 on the 16th, 00:30–01:18 on the 17th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 0 of 48 minutes on the 16th and 48 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29933 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Qingyang, 2052: Saturday 17 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "janmashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami." } ], "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.", "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-17", "confidence": "determinate" } ], "quote": "In Qingyang, Janmāṣṭamī 2052 falls on Saturday 17 August. Aṣṭamī runs from 11:48 on Sat 17 Aug to 09:37 on Sun 18 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/janmashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2007, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-08-16T13:50:54+08:00", "utc": "2052-08-16T05:50:54Z", "ms": 2607400254262.8887 }, "end": { "local": "2052-08-17T11:48:29+08:00", "utc": "2052-08-17T03:48:29Z", "ms": 2607479309358.2666 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-16T13:50:54+08:00", "utc": "2052-08-16T05:50:54Z", "ms": 2607400254262.8887 }, "end": { "local": "2052-08-17T11:48:29+08:00", "utc": "2052-08-17T03:48:29Z", "ms": 2607479309358.2666 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-16", "window": { "start": { "local": "2052-08-16T12:29:27+08:00", "utc": "2052-08-16T04:29:27Z", "ms": 2607395366776.2217 }, "end": { "local": "2052-08-16T13:17:27+08:00", "utc": "2052-08-16T05:17:27Z", "ms": 2607398246776.2217 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-17", "window": { "start": { "local": "2052-08-17T12:29:14+08:00", "utc": "2052-08-17T04:29:14Z", "ms": 2607481753716.1006 }, "end": { "local": "2052-08-17T13:17:14+08:00", "utc": "2052-08-17T05:17:14Z", "ms": 2607484633716.1006 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:51 on Fri 16 Aug to 11:48 on Sat 17 Aug.", "fact": "2052-08-16T05:50:54Z → 2052-08-17T03:48:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 16th, 12:29–13:17 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 2007 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Qingyang, 2052: Saturday 17 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": "2052-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-16", "confidence": "determinate" } ], "quote": "In Qingyang, Śītalā Saptamī 2052 falls on Saturday 17 August. Saptamī runs from 13:51 on Fri 16 Aug to 11:48 on Sat 17 Aug, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/qingyang/festivals/2052/shitala-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-08-20", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4693, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-08-20T04:54:37+08:00", "utc": "2052-08-19T20:54:37Z", "ms": 2607713677144.7065 }, "end": { "local": "2052-08-21T02:32:25+08:00", "utc": "2052-08-20T18:32:25Z", "ms": 2607791544527.739 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-20T04:54:37+08:00", "utc": "2052-08-19T20:54:37Z", "ms": 2607713677144.7065 }, "end": { "local": "2052-08-21T02:32:25+08:00", "utc": "2052-08-20T18:32:25Z", "ms": 2607791544527.739 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-08-20", "window": { "start": { "local": "2052-08-20T06:12:50+08:00", "utc": "2052-08-19T22:12:50Z", "ms": 2607718370458.2524 }, "end": { "local": "2052-08-20T06:12:50+08:00", "utc": "2052-08-19T22:12:50Z", "ms": 2607718370458.2524 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-08-21", "window": { "start": { "local": "2052-08-21T06:13:37+08:00", "utc": "2052-08-20T22:13:37Z", "ms": 2607804816977.9897 }, "end": { "local": "2052-08-21T06:13:37+08:00", "utc": "2052-08-20T22:13:37Z", "ms": 2607804816977.9897 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:55 on Tue 20 Aug to 02:32 on Wed 21 Aug.", "fact": "2052-08-19T20:54:37Z → 2052-08-20T18:32:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:13 on the 20th and 06:14 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 20th and is not on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4693 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Qingyang, 2052: Tuesday 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": "2052-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-20", "confidence": "determinate" } ], "quote": "In Qingyang, Ajā Ekādaśī 2052 falls on Tuesday 20 August. Ekādaśī runs from 04:55 on Tue 20 Aug to 02:32 on Wed 21 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-08-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-08-22", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4578, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-08-22T00:16:09+08:00", "utc": "2052-08-21T16:16:09Z", "ms": 2607869769083.532 }, "end": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-22T00:16:09+08:00", "utc": "2052-08-21T16:16:09Z", "ms": 2607869769083.532 }, "end": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-08-21", "window": { "start": { "local": "2052-08-21T19:30:57+08:00", "utc": "2052-08-21T11:30:57Z", "ms": 2607852656660.7173 }, "end": { "local": "2052-08-21T20:56:44+08:00", "utc": "2052-08-21T12:56:44Z", "ms": 2607857804229.7 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "2052-08-22", "window": { "start": { "local": "2052-08-22T19:29:40+08:00", "utc": "2052-08-22T11:29:40Z", "ms": 2607938979537.9463 }, "end": { "local": "2052-08-22T20:55:44+08:00", "utc": "2052-08-22T12:55:44Z", "ms": 2607944143573.088 } }, "covered_min": 86, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:16 on Thu 22 Aug to 22:12 on Thu 22 Aug.", "fact": "2052-08-21T16:16:09Z → 2052-08-22T14:12:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:31–20:57 on the 21st, 19:30–20:56 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 0 of 86 minutes on the 21st and 86 of 86 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 4578 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Thursday 22 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": "2052-08-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-22", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Thursday 22 August. Trayodaśī runs from 00:16 on Thu 22 Aug to 22:12 on Thu 22 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-08-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-08-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8183, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 }, "end": { "local": "2052-08-23T20:26:44+08:00", "utc": "2052-08-23T12:26:44Z", "ms": 2608028804087.2363 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 }, "end": { "local": "2052-08-23T20:26:44+08:00", "utc": "2052-08-23T12:26:44Z", "ms": 2608028804087.2363 } }, "kaala": "nishita", "days": [ { "local_date": "2052-08-22", "window": { "start": { "local": "2052-08-23T00:28:25+08:00", "utc": "2052-08-22T16:28:25Z", "ms": 2607956904669.728 }, "end": { "local": "2052-08-23T01:16:25+08:00", "utc": "2052-08-22T17:16:25Z", "ms": 2607959784669.728 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-08-23", "window": { "start": { "local": "2052-08-24T00:28:09+08:00", "utc": "2052-08-23T16:28:09Z", "ms": 2608043288865.7515 }, "end": { "local": "2052-08-24T01:16:09+08:00", "utc": "2052-08-23T17:16:09Z", "ms": 2608046168865.7515 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:12 on Thu 22 Aug to 20:27 on Fri 23 Aug.", "fact": "2052-08-22T14:12:02Z → 2052-08-23T12:26:44Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:28–01:16 on the 22nd, 00:28–01:16 on the 23rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8183 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Thursday 22 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": "2052-08-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-22", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Thursday 22 August. Caturdaśī runs from 22:12 on Thu 22 Aug to 20:27 on Fri 23 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-08-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1678, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 }, "end": { "local": "2052-08-23T20:26:44+08:00", "utc": "2052-08-23T12:26:44Z", "ms": 2608028804087.2363 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-22T22:12:02+08:00", "utc": "2052-08-22T14:12:02Z", "ms": 2607948721623.9473 }, "end": { "local": "2052-08-23T20:26:44+08:00", "utc": "2052-08-23T12:26:44Z", "ms": 2608028804087.2363 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-08-22", "window": { "start": { "local": "2052-08-22T19:29:40+08:00", "utc": "2052-08-22T11:29:40Z", "ms": 2607938979537.9463 }, "end": { "local": "2052-08-22T20:55:44+08:00", "utc": "2052-08-22T12:55:44Z", "ms": 2607944143573.088 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "2052-08-23", "window": { "start": { "local": "2052-08-23T19:28:22+08:00", "utc": "2052-08-23T11:28:22Z", "ms": 2608025301639.7847 }, "end": { "local": "2052-08-23T20:54:42+08:00", "utc": "2052-08-23T12:54:42Z", "ms": 2608030482233.376 } }, "covered_min": 58, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:12 on Thu 22 Aug to 20:27 on Fri 23 Aug.", "fact": "2052-08-22T14:12:02Z → 2052-08-23T12:26:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:30–20:56 on the 22nd, 19:28–20:55 on the 23rd.", "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 86 minutes on the 22nd and 58 of 86 on the 23rd.", "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 1678 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Qingyang, 2052: Friday 23 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-23", "confidence": "determinate" } ], "quote": "In Qingyang, Aghora Caturdaśī 2052 falls on Friday 23 August. Caturdaśī runs from 22:12 on Thu 22 Aug to 20:27 on Fri 23 Aug and covers 58 of 86 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/aghora-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18235, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-08-24T19:07:02+08:00", "utc": "2052-08-24T11:07:02Z", "ms": 2608110422088.319 }, "end": { "local": "2052-08-25T18:19:08+08:00", "utc": "2052-08-25T10:19:08Z", "ms": 2608193948422.1714 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-24T19:07:02+08:00", "utc": "2052-08-24T11:07:02Z", "ms": 2608110422088.319 }, "end": { "local": "2052-08-25T18:19:08+08:00", "utc": "2052-08-25T10:19:08Z", "ms": 2608193948422.1714 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-24", "window": { "start": { "local": "2052-08-24T12:27:30+08:00", "utc": "2052-08-24T04:27:30Z", "ms": 2608086449541.4067 }, "end": { "local": "2052-08-24T13:15:30+08:00", "utc": "2052-08-24T05:15:30Z", "ms": 2608089329541.4067 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-25", "window": { "start": { "local": "2052-08-25T12:27:13+08:00", "utc": "2052-08-25T04:27:13Z", "ms": 2608172832954.8564 }, "end": { "local": "2052-08-25T13:15:13+08:00", "utc": "2052-08-25T05:15:13Z", "ms": 2608175712954.8564 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:07 on Sat 24 Aug to 18:19 on Sun 25 Aug.", "fact": "2052-08-24T11:07:02Z → 2052-08-25T10:19:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 24th, 12:27–13:15 on the 25th.", "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 24th and 48 of 48 on the 25th.", "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 18235 s" }, { "step": "ruling", "text": "Rudra Vrata, Qingyang, 2052: Sunday 25 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-25", "confidence": "determinate" } ], "quote": "In Qingyang, Rudra Vrata 2052 falls on Sunday 25 August. Pratipadā runs from 19:07 on Sat 24 Aug to 18:19 on Sun 25 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rudra-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17581, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "2052-08-26T18:07:57+08:00", "utc": "2052-08-26T10:07:57Z", "ms": 2608279677306.78 }, "end": { "local": "2052-08-27T18:36:11+08:00", "utc": "2052-08-27T10:36:11Z", "ms": 2608367771118.9487 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-26T18:07:57+08:00", "utc": "2052-08-26T10:07:57Z", "ms": 2608279677306.78 }, "end": { "local": "2052-08-27T18:36:11+08:00", "utc": "2052-08-27T10:36:11Z", "ms": 2608367771118.9487 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-26", "window": { "start": { "local": "2052-08-26T12:26:56+08:00", "utc": "2052-08-26T04:26:56Z", "ms": 2608259215971.244 }, "end": { "local": "2052-08-26T13:14:56+08:00", "utc": "2052-08-26T05:14:56Z", "ms": 2608262095971.244 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-27", "window": { "start": { "local": "2052-08-27T12:26:39+08:00", "utc": "2052-08-27T04:26:39Z", "ms": 2608345598601.706 }, "end": { "local": "2052-08-27T13:14:39+08:00", "utc": "2052-08-27T05:14:39Z", "ms": 2608348478601.706 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 18:08 on Mon 26 Aug to 18:36 on Tue 27 Aug.", "fact": "2052-08-26T10:07:57Z → 2052-08-27T10:36:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 26th, 12:27–13:15 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17581 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Qingyang, 2052: Tuesday 27 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-27", "confidence": "determinate" } ], "quote": "In Qingyang, Haritālikā Vrata (Hartalika Teej) 2052 falls on Tuesday 27 August. Tṛtīyā runs from 18:08 on Mon 26 Aug to 18:36 on Tue 27 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/haritalika-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19293, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-08-27T18:36:11+08:00", "utc": "2052-08-27T10:36:11Z", "ms": 2608367771118.9487 }, "end": { "local": "2052-08-28T19:43:26+08:00", "utc": "2052-08-28T11:43:26Z", "ms": 2608458205859.24 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-27T18:36:11+08:00", "utc": "2052-08-27T10:36:11Z", "ms": 2608367771118.9487 }, "end": { "local": "2052-08-28T19:43:26+08:00", "utc": "2052-08-28T11:43:26Z", "ms": 2608458205859.24 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-27", "window": { "start": { "local": "2052-08-27T12:26:39+08:00", "utc": "2052-08-27T04:26:39Z", "ms": 2608345598601.706 }, "end": { "local": "2052-08-27T13:14:39+08:00", "utc": "2052-08-27T05:14:39Z", "ms": 2608348478601.706 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-28", "window": { "start": { "local": "2052-08-28T12:26:21+08:00", "utc": "2052-08-28T04:26:21Z", "ms": 2608431980858.361 }, "end": { "local": "2052-08-28T13:14:21+08:00", "utc": "2052-08-28T05:14:21Z", "ms": 2608434860858.361 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:36 on Tue 27 Aug to 19:43 on Wed 28 Aug.", "fact": "2052-08-27T10:36:11Z → 2052-08-28T11:43:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 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": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19293 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Qingyang, 2052: Wednesday 28 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-28", "confidence": "determinate" } ], "quote": "In Qingyang, Gaṇeśa Caturthī 2052 falls on Wednesday 28 August. Caturthī runs from 18:36 on Tue 27 Aug to 19:43 on Wed 28 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/ganesha-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23345, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-08-28T19:43:26+08:00", "utc": "2052-08-28T11:43:26Z", "ms": 2608458205859.24 }, "end": { "local": "2052-08-29T21:25:28+08:00", "utc": "2052-08-29T13:25:28Z", "ms": 2608550728109.679 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-28T19:43:26+08:00", "utc": "2052-08-28T11:43:26Z", "ms": 2608458205859.24 }, "end": { "local": "2052-08-29T21:25:28+08:00", "utc": "2052-08-29T13:25:28Z", "ms": 2608550728109.679 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-28", "window": { "start": { "local": "2052-08-28T12:26:21+08:00", "utc": "2052-08-28T04:26:21Z", "ms": 2608431980858.361 }, "end": { "local": "2052-08-28T13:14:21+08:00", "utc": "2052-08-28T05:14:21Z", "ms": 2608434860858.361 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-29", "window": { "start": { "local": "2052-08-29T12:26:03+08:00", "utc": "2052-08-29T04:26:03Z", "ms": 2608518362754.3247 }, "end": { "local": "2052-08-29T13:14:03+08:00", "utc": "2052-08-29T05:14:03Z", "ms": 2608521242754.3247 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 19:43 on Wed 28 Aug to 21:25 on Thu 29 Aug.", "fact": "2052-08-28T11:43:26Z → 2052-08-29T13:25:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 28th, 12:26–13:14 on the 29th.", "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 28th and 48 of 48 on the 29th.", "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 23345 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Qingyang, 2052: Thursday 29 August.", "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": "2052-08-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-29", "confidence": "determinate" } ], "quote": "In Qingyang, Ṛṣi Pañcamī 2052 falls on Thursday 29 August. Pañcamī runs from 19:43 on Wed 28 Aug to 21:25 on Thu 29 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/rishi-panchami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29485, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-08-29T21:25:28+08:00", "utc": "2052-08-29T13:25:28Z", "ms": 2608550728109.679 }, "end": { "local": "2052-08-30T23:34:02+08:00", "utc": "2052-08-30T15:34:02Z", "ms": 2608644841814.387 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-29T21:25:28+08:00", "utc": "2052-08-29T13:25:28Z", "ms": 2608550728109.679 }, "end": { "local": "2052-08-30T23:34:02+08:00", "utc": "2052-08-30T15:34:02Z", "ms": 2608644841814.387 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-29", "window": { "start": { "local": "2052-08-29T12:26:03+08:00", "utc": "2052-08-29T04:26:03Z", "ms": 2608518362754.3247 }, "end": { "local": "2052-08-29T13:14:03+08:00", "utc": "2052-08-29T05:14:03Z", "ms": 2608521242754.3247 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-30", "window": { "start": { "local": "2052-08-30T12:25:44+08:00", "utc": "2052-08-30T04:25:44Z", "ms": 2608604744303.668 }, "end": { "local": "2052-08-30T13:13:44+08:00", "utc": "2052-08-30T05:13:44Z", "ms": 2608607624303.668 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 21:25 on Thu 29 Aug to 23:34 on Fri 30 Aug.", "fact": "2052-08-29T13:25:28Z → 2052-08-30T15:34:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 29th, 12:26–13:14 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "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 29485 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Qingyang, 2052: Friday 30 August.", "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": "2052-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-30", "confidence": "determinate" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Bhādrapada) 2052 falls on Friday 30 August. Ṣaṣṭhī runs from 21:25 on Thu 29 Aug to 23:34 on Fri 30 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/surya-shashthi-bhadrapada", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37218, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-08-30T23:34:02+08:00", "utc": "2052-08-30T15:34:02Z", "ms": 2608644841814.387 }, "end": { "local": "2052-09-01T01:57:22+08:00", "utc": "2052-08-31T17:57:22Z", "ms": 2608739842121.135 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-08-30T23:34:02+08:00", "utc": "2052-08-30T15:34:02Z", "ms": 2608644841814.387 }, "end": { "local": "2052-09-01T01:57:22+08:00", "utc": "2052-08-31T17:57:22Z", "ms": 2608739842121.135 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-08-30", "window": { "start": { "local": "2052-08-30T12:25:44+08:00", "utc": "2052-08-30T04:25:44Z", "ms": 2608604744303.668 }, "end": { "local": "2052-08-30T13:13:44+08:00", "utc": "2052-08-30T05:13:44Z", "ms": 2608607624303.668 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-08-31", "window": { "start": { "local": "2052-08-31T12:25:26+08:00", "utc": "2052-08-31T04:25:26Z", "ms": 2608691125521.3525 }, "end": { "local": "2052-08-31T13:13:26+08:00", "utc": "2052-08-31T05:13:26Z", "ms": 2608694005521.3525 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 23:34 on Fri 30 Aug to 01:57 on Sun 1 Sep.", "fact": "2052-08-30T15:34:02Z → 2052-08-31T17:57:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:26–13:14 on the 30th, 12:25–13:13 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 37218 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Qingyang, 2052: Saturday 31 August.", "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": "2052-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-08-31", "confidence": "determinate" } ], "quote": "In Qingyang, Muktābharaṇa Vrata 2052 falls on Saturday 31 August. Saptamī runs from 23:34 on Fri 30 Aug to 01:57 on Sun 1 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/muktabharana-vrata", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28986, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-09-01T01:57:22+08:00", "utc": "2052-08-31T17:57:22Z", "ms": 2608739842121.135 }, "end": { "local": "2052-09-02T04:21:41+08:00", "utc": "2052-09-01T20:21:41Z", "ms": 2608834900916.5586 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-09-01T01:57:22+08:00", "utc": "2052-08-31T17:57:22Z", "ms": 2608739842121.135 }, "end": { "local": "2052-09-02T04:21:41+08:00", "utc": "2052-09-01T20:21:41Z", "ms": 2608834900916.5586 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-09-01", "window": { "start": { "local": "2052-09-01T12:25:06+08:00", "utc": "2052-09-01T04:25:06Z", "ms": 2608777506423.167 }, "end": { "local": "2052-09-01T13:13:06+08:00", "utc": "2052-09-01T05:13:06Z", "ms": 2608780386423.167 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-09-02", "window": { "start": { "local": "2052-09-02T12:24:47+08:00", "utc": "2052-09-02T04:24:47Z", "ms": 2608863887025.677 }, "end": { "local": "2052-09-02T13:12:47+08:00", "utc": "2052-09-02T05:12:47Z", "ms": 2608866767025.677 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 01:57 on Sun 1 Sep to 04:22 on Mon 2 Sep.", "fact": "2052-08-31T17:57:22Z → 2052-09-01T20:21:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 1st, 12:25–13:13 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28986 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Qingyang, 2052: Sunday 1 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": "2052-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-01", "confidence": "determinate" } ], "quote": "In Qingyang, Rādhāṣṭamī 2052 falls on Sunday 1 September. Aṣṭamī runs from 01:57 on Sun 1 Sep to 04:22 on Mon 2 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/radhashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-09-05", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6929, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-09-04T08:19:48+08:00", "utc": "2052-09-04T00:19:48Z", "ms": 2609021988166.8784 }, "end": { "local": "2052-09-05T09:33:15+08:00", "utc": "2052-09-05T01:33:15Z", "ms": 2609112794931.1567 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-09-04T08:19:48+08:00", "utc": "2052-09-04T00:19:48Z", "ms": 2609021988166.8784 }, "end": { "local": "2052-09-05T09:33:15+08:00", "utc": "2052-09-05T01:33:15Z", "ms": 2609112794931.1567 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-09-04", "window": { "start": { "local": "2052-09-04T06:24:19+08:00", "utc": "2052-09-03T22:24:19Z", "ms": 2609015059078.797 }, "end": { "local": "2052-09-04T06:24:19+08:00", "utc": "2052-09-03T22:24:19Z", "ms": 2609015059078.797 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-09-05", "window": { "start": { "local": "2052-09-05T06:25:04+08:00", "utc": "2052-09-04T22:25:04Z", "ms": 2609101504293.1123 }, "end": { "local": "2052-09-05T06:25:04+08:00", "utc": "2052-09-04T22:25:04Z", "ms": 2609101504293.1123 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:20 on Wed 4 Sep to 09:33 on Thu 5 Sep.", "fact": "2052-09-04T00:19:48Z → 2052-09-05T01:33:15Z" }, { "step": "kaala", "text": "Sunrise is at 06:24 on the 4th and 06:25 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 4th and is on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6929 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Qingyang, 2052: Thursday 5 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": "2052-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-05", "confidence": "determinate" } ], "quote": "In Qingyang, Parivartanī Ekādaśī 2052 falls on Thursday 5 September. Ekādaśī runs from 08:20 on Wed 4 Sep to 09:33 on Thu 5 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-09-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8070, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-09-05T09:33:15+08:00", "utc": "2052-09-05T01:33:15Z", "ms": 2609112794931.1567 }, "end": { "local": "2052-09-06T10:08:57+08:00", "utc": "2052-09-06T02:08:57Z", "ms": 2609201336799.2007 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-09-05T09:33:15+08:00", "utc": "2052-09-05T01:33:15Z", "ms": 2609112794931.1567 }, "end": { "local": "2052-09-06T10:08:57+08:00", "utc": "2052-09-06T02:08:57Z", "ms": 2609201336799.2007 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-09-05", "window": { "start": { "local": "2052-09-05T12:23:47+08:00", "utc": "2052-09-05T04:23:47Z", "ms": 2609123027214.3643 }, "end": { "local": "2052-09-05T13:11:47+08:00", "utc": "2052-09-05T05:11:47Z", "ms": 2609125907214.3643 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-09-06", "window": { "start": { "local": "2052-09-06T12:23:27+08:00", "utc": "2052-09-06T04:23:27Z", "ms": 2609209406800.5435 }, "end": { "local": "2052-09-06T13:11:27+08:00", "utc": "2052-09-06T05:11:27Z", "ms": 2609212286800.5435 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 09:33 on Thu 5 Sep to 10:09 on Fri 6 Sep.", "fact": "2052-09-05T01:33:15Z → 2052-09-06T02:08:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:24–13:12 on the 5th, 12:23–13:11 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8070 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Qingyang, 2052: Thursday 5 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": "2052-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-05", "confidence": "determinate" } ], "quote": "In Qingyang, Vāmana Jayantī 2052 falls on Thursday 5 September. Dvādaśī runs from 09:33 on Thu 5 Sep to 10:09 on Fri 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vamana-jayanti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-09-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32407, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-09-06T10:08:57+08:00", "utc": "2052-09-06T02:08:57Z", "ms": 2609201336799.2007 }, "end": { "local": "2052-09-07T10:06:07+08:00", "utc": "2052-09-07T02:06:07Z", "ms": 2609287566709.6206 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-09-06T10:08:57+08:00", "utc": "2052-09-06T02:08:57Z", "ms": 2609201336799.2007 }, "end": { "local": "2052-09-07T10:06:07+08:00", "utc": "2052-09-07T02:06:07Z", "ms": 2609287566709.6206 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-09-06", "window": { "start": { "local": "2052-09-06T19:09:04+08:00", "utc": "2052-09-06T11:09:04Z", "ms": 2609233744151.7363 }, "end": { "local": "2052-09-06T20:39:24+08:00", "utc": "2052-09-06T12:39:24Z", "ms": 2609239164205.918 } }, "covered_min": 90, "window_min": 90, "qualifies": true }, { "local_date": "2052-09-07", "window": { "start": { "local": "2052-09-07T19:07:38+08:00", "utc": "2052-09-07T11:07:38Z", "ms": 2609320057805.7114 }, "end": { "local": "2052-09-07T20:38:15+08:00", "utc": "2052-09-07T12:38:15Z", "ms": 2609325495382.46 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:09 on Fri 6 Sep to 10:06 on Sat 7 Sep.", "fact": "2052-09-06T02:08:57Z → 2052-09-07T02:06:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:09–20:39 on the 6th, 19:08–20:38 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 90 of 90 minutes on the 6th and 0 of 91 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32407 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Friday 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": "2052-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-06", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Friday 6 September. Trayodaśī runs from 10:09 on Fri 6 Sep to 10:06 on Sat 7 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-09-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1671, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-09-07T10:06:07+08:00", "utc": "2052-09-07T02:06:07Z", "ms": 2609287566709.6206 }, "end": { "local": "2052-09-08T09:26:57+08:00", "utc": "2052-09-08T01:26:57Z", "ms": 2609371616876.3853 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "2052-09-07T10:06:07+08:00", "utc": "2052-09-07T02:06:07Z", "ms": 2609287566709.6206 }, "end": { "local": "2052-09-08T09:26:57+08:00", "utc": "2052-09-08T01:26:57Z", "ms": 2609371616876.3853 } }, "kaala": "udaya-3", "days": [ { "local_date": "2052-09-07", "window": { "start": { "local": "2052-09-07T06:26:35+08:00", "utc": "2052-09-06T22:26:35Z", "ms": 2609274394558.0977 }, "end": { "local": "2052-09-07T08:58:47+08:00", "utc": "2052-09-07T00:58:47Z", "ms": 2609283527207.6206 } }, "covered_min": 0, "window_min": 152, "qualifies": false }, { "local_date": "2052-09-08", "window": { "start": { "local": "2052-09-08T06:27:20+08:00", "utc": "2052-09-07T22:27:20Z", "ms": 2609360839631.3257 }, "end": { "local": "2052-09-08T08:59:06+08:00", "utc": "2052-09-08T00:59:06Z", "ms": 2609369945930.752 } }, "covered_min": 152, "window_min": 152, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:06 on Sat 7 Sep to 09:27 on Sun 8 Sep.", "fact": "2052-09-07T02:06:07Z → 2052-09-08T01:26:57Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:27–08:59 on the 7th, 06:27–08:59 on the 8th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must hold through the first three muhūrtas after sunrise. It covers 0 of 152 minutes on the 7th and 152 of 152 on the 8th.", "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 1671 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Qingyang, 2052: Sunday 8 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": "2052-09-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-08", "confidence": "determinate" } ], "quote": "In Qingyang, Ananta Caturdaśī 2052 falls on Sunday 8 September. Caturdaśī runs from 10:06 on Sat 7 Sep to 09:27 on Sun 8 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/2052/ananta-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-09-12", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10371, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-09-12T02:26:42+08:00", "utc": "2052-09-11T18:26:42Z", "ms": 2609692002362.9097 }, "end": { "local": "2052-09-13T00:04:57+08:00", "utc": "2052-09-12T16:04:57Z", "ms": 2609769896583.5957 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-12T02:26:42+08:00", "utc": "2052-09-11T18:26:42Z", "ms": 2609692002362.9097 }, "end": { "local": "2052-09-13T00:04:57+08:00", "utc": "2052-09-12T16:04:57Z", "ms": 2609769896583.5957 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-09-11", "window": { "start": { "local": "2052-09-11T20:30:28+08:00", "utc": "2052-09-11T12:30:28Z", "ms": 2609670627531.1533 }, "end": { "local": "2052-09-11T20:30:28+08:00", "utc": "2052-09-11T12:30:28Z", "ms": 2609670627531.1533 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-09-12", "window": { "start": { "local": "2052-09-12T21:12:05+08:00", "utc": "2052-09-12T13:12:05Z", "ms": 2609759525366.7993 }, "end": { "local": "2052-09-12T21:12:05+08:00", "utc": "2052-09-12T13:12:05Z", "ms": 2609759525366.7993 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:27 on Thu 12 Sep to 00:05 on Fri 13 Sep.", "fact": "2052-09-11T18:26:42Z → 2052-09-12T16:04:57Z" }, { "step": "kaala", "text": "Moonrise is at 20:30 on the 11th and 21:12 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10371 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Thursday 12 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": "2052-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-12", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Thursday 12 September. Caturthī runs from 02:27 on Thu 12 Sep to 00:05 on Fri 13 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-09-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1059, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-09-13T21:39:29+08:00", "utc": "2052-09-13T13:39:29Z", "ms": 2609847568990.335 }, "end": { "local": "2052-09-14T19:14:54+08:00", "utc": "2052-09-14T11:14:54Z", "ms": 2609925294032.5947 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-13T21:39:29+08:00", "utc": "2052-09-13T13:39:29Z", "ms": 2609847568990.335 }, "end": { "local": "2052-09-14T19:14:54+08:00", "utc": "2052-09-14T11:14:54Z", "ms": 2609925294032.5947 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-09-13", "window": { "start": { "local": "2052-09-13T21:57:08+08:00", "utc": "2052-09-13T13:57:08Z", "ms": 2609848627605.6523 }, "end": { "local": "2052-09-13T21:57:08+08:00", "utc": "2052-09-13T13:57:08Z", "ms": 2609848627605.6523 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-09-14", "window": { "start": { "local": "2052-09-14T22:46:18+08:00", "utc": "2052-09-14T14:46:18Z", "ms": 2609937977901.7954 }, "end": { "local": "2052-09-14T22:46:18+08:00", "utc": "2052-09-14T14:46:18Z", "ms": 2609937977901.7954 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 21:39 on Fri 13 Sep to 19:15 on Sat 14 Sep.", "fact": "2052-09-13T13:39:29Z → 2052-09-14T11:14:54Z" }, { "step": "kaala", "text": "Moonrise is at 21:57 on the 13th and 22:46 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1059 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Qingyang, 2052: Friday 13 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": "2052-09-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-13", "confidence": "determinate" } ], "quote": "In Qingyang, Candra Ṣaṣṭhī 2052 falls on Friday 13 September. Ṣaṣṭhī runs from 21:39 on Fri 13 Sep to 19:15 on Sat 14 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/chandra-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7246, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-09-15T16:55:11+08:00", "utc": "2052-09-15T08:55:11Z", "ms": 2610003311384.914 }, "end": { "local": "2052-09-16T14:43:51+08:00", "utc": "2052-09-16T06:43:51Z", "ms": 2610081831267.045 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-15T16:55:11+08:00", "utc": "2052-09-15T08:55:11Z", "ms": 2610003311384.914 }, "end": { "local": "2052-09-16T14:43:51+08:00", "utc": "2052-09-16T06:43:51Z", "ms": 2610081831267.045 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-09-15", "window": { "start": { "local": "2052-09-15T18:55:58+08:00", "utc": "2052-09-15T10:55:58Z", "ms": 2610010557751.782 }, "end": { "local": "2052-09-15T20:28:57+08:00", "utc": "2052-09-15T12:28:57Z", "ms": 2610016136809.3433 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "2052-09-16", "window": { "start": { "local": "2052-09-16T18:54:30+08:00", "utc": "2052-09-16T10:54:30Z", "ms": 2610096869551.5522 }, "end": { "local": "2052-09-16T20:27:46+08:00", "utc": "2052-09-16T12:27:46Z", "ms": 2610102466423.333 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:55 on Sun 15 Sep to 14:44 on Mon 16 Sep.", "fact": "2052-09-15T08:55:11Z → 2052-09-16T06:43:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:56–20:29 on the 15th, 18:54–20:28 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 93 of 93 minutes on the 15th and 0 of 93 on the 16th.", "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 7246 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Qingyang, 2052: Sunday 15 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": "2052-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-15", "confidence": "determinate" } ], "quote": "In Qingyang, Jitāṣṭamī (Jitiya) 2052 falls on Sunday 15 September. Aṣṭamī runs from 16:55 on Sun 15 Sep to 14:44 on Mon 16 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/jitashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24279, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-09-15T16:55:11+08:00", "utc": "2052-09-15T08:55:11Z", "ms": 2610003311384.914 }, "end": { "local": "2052-09-16T14:43:51+08:00", "utc": "2052-09-16T06:43:51Z", "ms": 2610081831267.045 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-15T16:55:11+08:00", "utc": "2052-09-15T08:55:11Z", "ms": 2610003311384.914 }, "end": { "local": "2052-09-16T14:43:51+08:00", "utc": "2052-09-16T06:43:51Z", "ms": 2610081831267.045 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-09-15", "window": { "start": { "local": "2052-09-15T23:39:51+08:00", "utc": "2052-09-15T15:39:51Z", "ms": 2610027590857.749 }, "end": { "local": "2052-09-15T23:39:51+08:00", "utc": "2052-09-15T15:39:51Z", "ms": 2610027590857.749 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-09-16", "window": { "start": { "local": "2052-09-17T00:37:21+08:00", "utc": "2052-09-16T16:37:21Z", "ms": 2610117441168.599 }, "end": { "local": "2052-09-17T00:37:21+08:00", "utc": "2052-09-16T16:37:21Z", "ms": 2610117441168.599 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:55 on Sun 15 Sep to 14:44 on Mon 16 Sep.", "fact": "2052-09-15T08:55:11Z → 2052-09-16T06:43:51Z" }, { "step": "kaala", "text": "Moonrise is at 23:40 on the 15th and 00:37 on the 16th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 15th and is not on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24279 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Qingyang, 2052: Sunday 15 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": "2052-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-15", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālakṣmī Vrata Samāpana 2052 falls on Sunday 15 September. Aṣṭamī runs from 16:55 on Sun 15 Sep to 14:44 on Mon 16 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/mahalakshmi-vrata-samapana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-09-19", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10513, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-09-18T10:58:44+08:00", "utc": "2052-09-18T02:58:44Z", "ms": 2610241124078.979 }, "end": { "local": "2052-09-19T09:30:51+08:00", "utc": "2052-09-19T01:30:51Z", "ms": 2610322250523.4897 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-18T10:58:44+08:00", "utc": "2052-09-18T02:58:44Z", "ms": 2610241124078.979 }, "end": { "local": "2052-09-19T09:30:51+08:00", "utc": "2052-09-19T01:30:51Z", "ms": 2610322250523.4897 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-09-18", "window": { "start": { "local": "2052-09-18T06:34:52+08:00", "utc": "2052-09-17T22:34:52Z", "ms": 2610225291597.3687 }, "end": { "local": "2052-09-18T06:34:52+08:00", "utc": "2052-09-17T22:34:52Z", "ms": 2610225291597.3687 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-09-19", "window": { "start": { "local": "2052-09-19T06:35:37+08:00", "utc": "2052-09-18T22:35:37Z", "ms": 2610311737214.8877 }, "end": { "local": "2052-09-19T06:35:37+08:00", "utc": "2052-09-18T22:35:37Z", "ms": 2610311737214.8877 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:59 on Wed 18 Sep to 09:31 on Thu 19 Sep.", "fact": "2052-09-18T02:58:44Z → 2052-09-19T01:30:51Z" }, { "step": "kaala", "text": "Sunrise is at 06:35 on the 18th and 06:36 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 10513 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Qingyang, 2052: Thursday 19 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": "2052-09-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-19", "confidence": "determinate" } ], "quote": "In Qingyang, Indirā Ekādaśī 2052 falls on Thursday 19 September. Ekādaśī runs from 10:59 on Wed 18 Sep to 09:31 on Thu 19 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-09-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-09-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37515, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-09-20T08:23:21+08:00", "utc": "2052-09-20T00:23:21Z", "ms": 2610404601114.525 }, "end": { "local": "2052-09-21T07:39:18+08:00", "utc": "2052-09-20T23:39:18Z", "ms": 2610488357970.839 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-20T08:23:21+08:00", "utc": "2052-09-20T00:23:21Z", "ms": 2610404601114.525 }, "end": { "local": "2052-09-21T07:39:18+08:00", "utc": "2052-09-20T23:39:18Z", "ms": 2610488357970.839 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-09-20", "window": { "start": { "local": "2052-09-20T18:48:36+08:00", "utc": "2052-09-20T10:48:36Z", "ms": 2610442116483.871 }, "end": { "local": "2052-09-20T20:23:05+08:00", "utc": "2052-09-20T12:23:05Z", "ms": 2610447784794.4 } }, "covered_min": 94, "window_min": 94, "qualifies": true }, { "local_date": "2052-09-21", "window": { "start": { "local": "2052-09-21T18:47:08+08:00", "utc": "2052-09-21T10:47:08Z", "ms": 2610528428284.318 }, "end": { "local": "2052-09-21T20:21:54+08:00", "utc": "2052-09-21T12:21:54Z", "ms": 2610534114487.5645 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:23 on Fri 20 Sep to 07:39 on Sat 21 Sep.", "fact": "2052-09-20T00:23:21Z → 2052-09-20T23:39:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:49–20:23 on the 20th, 18:47–20:22 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 94 of 94 minutes on the 20th and 0 of 95 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37515 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Friday 20 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": "2052-09-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-20", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Friday 20 September. Trayodaśī runs from 08:23 on Fri 20 Sep to 07:39 on Sat 21 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-09-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-09-21", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22507, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-09-21T07:39:18+08:00", "utc": "2052-09-20T23:39:18Z", "ms": 2610488357970.839 }, "end": { "local": "2052-09-22T07:21:38+08:00", "utc": "2052-09-21T23:21:38Z", "ms": 2610573698324.856 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-21T07:39:18+08:00", "utc": "2052-09-20T23:39:18Z", "ms": 2610488357970.839 }, "end": { "local": "2052-09-22T07:21:38+08:00", "utc": "2052-09-21T23:21:38Z", "ms": 2610573698324.856 } }, "kaala": "nishita", "days": [ { "local_date": "2052-09-20", "window": { "start": { "local": "2052-09-21T00:18:53+08:00", "utc": "2052-09-20T16:18:53Z", "ms": 2610461932648.3545 }, "end": { "local": "2052-09-21T01:06:53+08:00", "utc": "2052-09-20T17:06:53Z", "ms": 2610464812648.3545 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-09-21", "window": { "start": { "local": "2052-09-22T00:18:32+08:00", "utc": "2052-09-21T16:18:32Z", "ms": 2610548311546.492 }, "end": { "local": "2052-09-22T01:06:32+08:00", "utc": "2052-09-21T17:06:32Z", "ms": 2610551191546.492 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:39 on Sat 21 Sep to 07:22 on Sun 22 Sep.", "fact": "2052-09-20T23:39:18Z → 2052-09-21T23:21:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:19–01:07 on the 20th, 00:19–01:07 on the 21st.", "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 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22507 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Saturday 21 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": "2052-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-21", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Saturday 21 September. Caturdaśī runs from 07:39 on Sat 21 Sep to 07:22 on Sun 22 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-09-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22863, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2052-09-22T07:21:38+08:00", "utc": "2052-09-21T23:21:38Z", "ms": 2610573698324.856 }, "end": { "local": "2052-09-23T07:32:57+08:00", "utc": "2052-09-22T23:32:57Z", "ms": 2610660776834.0225 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-22T07:21:38+08:00", "utc": "2052-09-21T23:21:38Z", "ms": 2610573698324.856 }, "end": { "local": "2052-09-23T07:32:57+08:00", "utc": "2052-09-22T23:32:57Z", "ms": 2610660776834.0225 } }, "kaala": "aparahna", "days": [ { "local_date": "2052-09-22", "window": { "start": { "local": "2052-09-22T13:54:34+08:00", "utc": "2052-09-22T05:54:34Z", "ms": 2610597274021.581 }, "end": { "local": "2052-09-22T16:20:07+08:00", "utc": "2052-09-22T08:20:07Z", "ms": 2610606007092.5527 } }, "covered_min": 146, "window_min": 146, "qualifies": true }, { "local_date": "2052-09-23", "window": { "start": { "local": "2052-09-23T13:54:00+08:00", "utc": "2052-09-23T05:54:00Z", "ms": 2610683639666.555 }, "end": { "local": "2052-09-23T16:19:06+08:00", "utc": "2052-09-23T08:19:06Z", "ms": 2610692345906.8193 } }, "covered_min": 0, "window_min": 145, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 07:22 on Sun 22 Sep to 07:33 on Mon 23 Sep.", "fact": "2052-09-21T23:21:38Z → 2052-09-22T23:32:57Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:55–16:20 on the 22nd, 13:54–16:19 on the 23rd.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 146 of 146 minutes on the 22nd and 0 of 145 on the 23rd.", "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 22863 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Qingyang, 2052: Sunday 22 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-22", "confidence": "determinate" } ], "quote": "In Qingyang, Mahālaya Amāvāsyā 2052 falls on Sunday 22 September. Amāvasyā runs from 07:22 on Sun 22 Sep to 07:33 on Mon 23 Sep and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/qingyang/festivals/2052/mahalaya-amavasya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14528, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-09-23T07:32:57+08:00", "utc": "2052-09-22T23:32:57Z", "ms": 2610660776834.0225 }, "end": { "local": "2052-09-24T08:14:58+08:00", "utc": "2052-09-24T00:14:58Z", "ms": 2610749697601.6113 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-23T07:32:57+08:00", "utc": "2052-09-22T23:32:57Z", "ms": 2610660776834.0225 }, "end": { "local": "2052-09-24T08:14:58+08:00", "utc": "2052-09-24T00:14:58Z", "ms": 2610749697601.6113 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-09-23", "window": { "start": { "local": "2052-09-23T12:17:27+08:00", "utc": "2052-09-23T04:17:27Z", "ms": 2610677846546.423 }, "end": { "local": "2052-09-23T13:05:27+08:00", "utc": "2052-09-23T05:05:27Z", "ms": 2610680726546.423 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-09-24", "window": { "start": { "local": "2052-09-24T12:17:06+08:00", "utc": "2052-09-24T04:17:06Z", "ms": 2610764225746.241 }, "end": { "local": "2052-09-24T13:05:06+08:00", "utc": "2052-09-24T05:05:06Z", "ms": 2610767105746.241 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 07:33 on Mon 23 Sep to 08:15 on Tue 24 Sep.", "fact": "2052-09-22T23:32:57Z → 2052-09-24T00:14:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 23rd, 12:17–13:05 on the 24th.", "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 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14528 s" }, { "step": "ruling", "text": "Navarātrārambha, Qingyang, 2052: Monday 23 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-09-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-23", "confidence": "determinate" } ], "quote": "In Qingyang, Navarātrārambha (Navratri) 2052 falls on Monday 23 September. Pratipadā runs from 07:33 on Mon 23 Sep to 08:15 on Tue 24 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/navaratra-arambha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-09-26", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-26", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 748, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-09-26T11:10:02+08:00", "utc": "2052-09-26T03:10:02Z", "ms": 2610933002010.146 }, "end": { "local": "2052-09-27T13:16:32+08:00", "utc": "2052-09-27T05:16:32Z", "ms": 2611026992253.3696 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-26T11:10:02+08:00", "utc": "2052-09-26T03:10:02Z", "ms": 2610933002010.146 }, "end": { "local": "2052-09-27T13:16:32+08:00", "utc": "2052-09-27T05:16:32Z", "ms": 2611026992253.3696 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-09-26", "window": { "start": { "local": "2052-09-26T12:16:25+08:00", "utc": "2052-09-26T04:16:25Z", "ms": 2610936984632.5435 }, "end": { "local": "2052-09-26T13:04:25+08:00", "utc": "2052-09-26T05:04:25Z", "ms": 2610939864632.5435 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-09-27", "window": { "start": { "local": "2052-09-27T12:16:04+08:00", "utc": "2052-09-27T04:16:04Z", "ms": 2611023364354.095 }, "end": { "local": "2052-09-27T13:04:04+08:00", "utc": "2052-09-27T05:04:04Z", "ms": 2611026244354.095 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:10 on Thu 26 Sep to 13:17 on Fri 27 Sep.", "fact": "2052-09-26T03:10:02Z → 2052-09-27T05:16:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 26th, 12:16–13:04 on the 27th.", "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 26th and 48 of 48 on the 27th.", "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 748 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Thursday 26 September.", "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": "2052-09-26", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-26", "confidence": "boundary" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Thursday 26 September. Caturthī runs from 11:10 on Thu 26 Sep to 13:17 on Fri 27 Sep 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/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-09-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36806, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-09-29T18:08:51+08:00", "utc": "2052-09-29T10:08:51Z", "ms": 2611217331341.514 }, "end": { "local": "2052-09-30T20:31:30+08:00", "utc": "2052-09-30T12:31:30Z", "ms": 2611312290153.686 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-29T18:08:51+08:00", "utc": "2052-09-29T10:08:51Z", "ms": 2611217331341.514 }, "end": { "local": "2052-09-30T20:31:30+08:00", "utc": "2052-09-30T12:31:30Z", "ms": 2611312290153.686 } }, "kaala": "udaya-1", "days": [ { "local_date": "2052-09-30", "window": { "start": { "local": "2052-09-30T06:44:09+08:00", "utc": "2052-09-29T22:44:09Z", "ms": 2611262648533.38 }, "end": { "local": "2052-09-30T07:31:28+08:00", "utc": "2052-09-29T23:31:28Z", "ms": 2611265488042.4717 } }, "covered_min": 47, "window_min": 47, "qualifies": true }, { "local_date": "2052-10-01", "window": { "start": { "local": "2052-10-01T06:44:56+08:00", "utc": "2052-09-30T22:44:56Z", "ms": 2611349096098.1953 }, "end": { "local": "2052-10-01T07:32:07+08:00", "utc": "2052-09-30T23:32:07Z", "ms": 2611351926688.425 } }, "covered_min": 0, "window_min": 47, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 18:09 on Sun 29 Sep to 20:32 on Mon 30 Sep.", "fact": "2052-09-29T10:08:51Z → 2052-09-30T12:31:30Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:44–07:31 on the 30th, 06:45–07:32 on the 1st.", "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 47 of 47 minutes on the 30th and 0 of 47 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 36806 s" }, { "step": "ruling", "text": "Durgā Saptamī, Qingyang, 2052: Monday 30 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "durga-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Durga saptami (paraviddha) — covering one muhurta from sunrise" } ], "kaala": "udaya-1", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-09-30", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Saptamī 2052 falls on Monday 30 September. Saptamī runs from 18:09 on Sun 29 Sep to 20:32 on Mon 30 Sep and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/qingyang/festivals/2052/durga-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26905, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-09-30T20:31:30+08:00", "utc": "2052-09-30T12:31:30Z", "ms": 2611312290153.686 }, "end": { "local": "2052-10-01T22:34:45+08:00", "utc": "2052-10-01T14:34:45Z", "ms": 2611406085427.247 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-09-30T20:31:30+08:00", "utc": "2052-09-30T12:31:30Z", "ms": 2611312290153.686 }, "end": { "local": "2052-10-01T22:34:45+08:00", "utc": "2052-10-01T14:34:45Z", "ms": 2611406085427.247 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-09-30", "window": { "start": { "local": "2052-09-30T12:15:05+08:00", "utc": "2052-09-30T04:15:05Z", "ms": 2611282504851.567 }, "end": { "local": "2052-09-30T13:03:05+08:00", "utc": "2052-09-30T05:03:05Z", "ms": 2611285384851.567 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-10-01", "window": { "start": { "local": "2052-10-01T12:14:46+08:00", "utc": "2052-10-01T04:14:46Z", "ms": 2611368885524.917 }, "end": { "local": "2052-10-01T13:02:46+08:00", "utc": "2052-10-01T05:02:46Z", "ms": 2611371765524.917 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 20:32 on Mon 30 Sep to 22:35 on Tue 1 Oct.", "fact": "2052-09-30T12:31:30Z → 2052-10-01T14:34:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 30th, 12:15–13:03 on the 1st.", "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 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26905 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Qingyang, 2052: Tuesday 1 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": "2052-10-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-01", "confidence": "determinate" } ], "quote": "In Qingyang, Mahāṣṭamī (Durga Ashtami) 2052 falls on Tuesday 1 October. Aṣṭamī runs from 20:32 on Mon 30 Sep to 22:35 on Tue 1 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/mahashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34320, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2052-10-01T22:34:45+08:00", "utc": "2052-10-01T14:34:45Z", "ms": 2611406085427.247 }, "end": { "local": "2052-10-03T00:07:12+08:00", "utc": "2052-10-02T16:07:12Z", "ms": 2611498031685.0723 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-10-01T22:34:45+08:00", "utc": "2052-10-01T14:34:45Z", "ms": 2611406085427.247 }, "end": { "local": "2052-10-03T00:07:12+08:00", "utc": "2052-10-02T16:07:12Z", "ms": 2611498031685.0723 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-01", "window": { "start": { "local": "2052-10-01T12:14:46+08:00", "utc": "2052-10-01T04:14:46Z", "ms": 2611368885524.917 }, "end": { "local": "2052-10-01T13:02:46+08:00", "utc": "2052-10-01T05:02:46Z", "ms": 2611371765524.917 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-10-02", "window": { "start": { "local": "2052-10-02T12:14:26+08:00", "utc": "2052-10-02T04:14:26Z", "ms": 2611455266484.6367 }, "end": { "local": "2052-10-02T13:02:26+08:00", "utc": "2052-10-02T05:02:26Z", "ms": 2611458146484.6367 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 22:35 on Tue 1 Oct to 00:07 on Thu 3 Oct.", "fact": "2052-10-01T14:34:45Z → 2052-10-02T16:07:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 1st, 12:14–13:02 on the 2nd.", "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 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34320 s" }, { "step": "ruling", "text": "Mahānavamī, Qingyang, 2052: Wednesday 2 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": "2052-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-02", "confidence": "determinate" } ], "quote": "In Qingyang, Mahānavamī 2052 falls on Wednesday 2 October. Navamī runs from 22:35 on Tue 1 Oct to 00:07 on Thu 3 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/mahanavami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20501, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "2052-10-03T00:07:12+08:00", "utc": "2052-10-02T16:07:12Z", "ms": 2611498031685.0723 }, "end": { "local": "2052-10-04T01:00:20+08:00", "utc": "2052-10-03T17:00:20Z", "ms": 2611587620064.58 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "2052-10-03T12:28:13+08:00", "utc": "2052-10-03T04:28:13Z", "ms": 2611542492963.1104 }, "end": { "local": "2052-10-04T01:00:20+08:00", "utc": "2052-10-03T17:00:20Z", "ms": 2611587620064.58 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "2052-10-03T12:28:13+08:00", "utc": "2052-10-03T04:28:13Z", "ms": 2611542492963.1104 }, "end": { "local": "2052-10-04T13:36:31+08:00", "utc": "2052-10-04T05:36:31Z", "ms": 2611632990750.261 } } }, "kaala": "daytime", "days": [ { "local_date": "2052-10-03", "window": { "start": { "local": "2052-10-03T06:46:32+08:00", "utc": "2052-10-02T22:46:32Z", "ms": 2611521991899.4033 }, "end": { "local": "2052-10-03T18:29:44+08:00", "utc": "2052-10-03T10:29:44Z", "ms": 2611564183602.436 } }, "covered_min": 362, "window_min": 703, "qualifies": true }, { "local_date": "2052-10-04", "window": { "start": { "local": "2052-10-04T06:47:20+08:00", "utc": "2052-10-03T22:47:20Z", "ms": 2611608440156.9565 }, "end": { "local": "2052-10-04T18:28:19+08:00", "utc": "2052-10-04T10:28:19Z", "ms": 2611650498531.98 } }, "covered_min": 0, "window_min": 701, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 00:07 on Thu 3 Oct to 01:00 on Fri 4 Oct, and Śravaṇa from 12:28 on Thu 3 Oct to 13:37 on Fri 4 Oct. They are together from 12:28 on Thu 3 Oct to 01:00 on Fri 4 Oct.", "fact": "2052-10-03T04:28:13Z → 2052-10-03T17:00:20Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 06:47–18:30 on the 3rd, 06:47–18:28 on the 4th.", "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 362 of 703 minutes on the 3rd and 0 of 701 on the 4th.", "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 20501 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Qingyang, 2052: Thursday 3 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": "2052-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-03", "confidence": "determinate" } ], "quote": "In Qingyang, Vijayā Daśamī (Dussehra) 2052 falls on Thursday 3 October. Daśamī runs from 00:07 on Thu 3 Oct to 01:00 on Fri 4 Oct and is with Śravaṇa in the day time that day, for 362 minutes.", "cite": "https://ahargana.org/qingyang/festivals/2052/vijaya-dashami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-10-04", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20321, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-10-04T01:00:20+08:00", "utc": "2052-10-03T17:00:20Z", "ms": 2611587620064.58 }, "end": { "local": "2052-10-05T01:09:28+08:00", "utc": "2052-10-04T17:09:28Z", "ms": 2611674568053.5527 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-10-04T01:00:20+08:00", "utc": "2052-10-03T17:00:20Z", "ms": 2611587620064.58 }, "end": { "local": "2052-10-05T01:09:28+08:00", "utc": "2052-10-04T17:09:28Z", "ms": 2611674568053.5527 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-10-04", "window": { "start": { "local": "2052-10-04T06:47:20+08:00", "utc": "2052-10-03T22:47:20Z", "ms": 2611608440156.9565 }, "end": { "local": "2052-10-04T06:47:20+08:00", "utc": "2052-10-03T22:47:20Z", "ms": 2611608440156.9565 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-10-05", "window": { "start": { "local": "2052-10-05T06:48:09+08:00", "utc": "2052-10-04T22:48:09Z", "ms": 2611694888667.405 }, "end": { "local": "2052-10-05T06:48:09+08:00", "utc": "2052-10-04T22:48:09Z", "ms": 2611694888667.405 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:00 on Fri 4 Oct to 01:09 on Sat 5 Oct.", "fact": "2052-10-03T17:00:20Z → 2052-10-04T17:09:28Z" }, { "step": "kaala", "text": "Sunrise is at 06:47 on the 4th and 06:48 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 20321 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Qingyang, 2052: Friday 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": "2052-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-04", "confidence": "determinate" } ], "quote": "In Qingyang, Pāśāṅkuśā Ekādaśī 2052 falls on Friday 4 October. Ekādaśī runs from 01:00 on Fri 4 Oct to 01:09 on Sat 5 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-10-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-10-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11457, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-10-06T00:33:44+08:00", "utc": "2052-10-05T16:33:44Z", "ms": 2611758824467.7876 }, "end": { "local": "2052-10-06T23:15:41+08:00", "utc": "2052-10-06T15:15:41Z", "ms": 2611840540556.6396 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "2052-10-06T00:33:44+08:00", "utc": "2052-10-05T16:33:44Z", "ms": 2611758824467.7876 }, "end": { "local": "2052-10-06T23:15:41+08:00", "utc": "2052-10-06T15:15:41Z", "ms": 2611840540556.6396 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-05", "window": { "start": { "local": "2052-10-05T18:26:54+08:00", "utc": "2052-10-05T10:26:54Z", "ms": 2611736813905.7593 }, "end": { "local": "2052-10-05T20:05:50+08:00", "utc": "2052-10-05T12:05:50Z", "ms": 2611742750377.363 } }, "covered_min": 0, "window_min": 99, "qualifies": false }, { "local_date": "2052-10-06", "window": { "start": { "local": "2052-10-06T18:25:30+08:00", "utc": "2052-10-06T10:25:30Z", "ms": 2611823129755.7305 }, "end": { "local": "2052-10-06T20:04:44+08:00", "utc": "2052-10-06T12:04:44Z", "ms": 2611829083987.7603 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:34 on Sun 6 Oct to 23:16 on Sun 6 Oct.", "fact": "2052-10-05T16:33:44Z → 2052-10-06T15:15:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:27–20:06 on the 5th, 18:25–20:05 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 99 minutes on the 5th and 99 of 99 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 11457 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Sunday 6 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": "2052-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-06", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Sunday 6 October. Trayodaśī runs from 00:34 on Sun 6 Oct to 23:16 on Sun 6 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-10-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36939, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-10-11T09:59:08+08:00", "utc": "2052-10-11T01:59:08Z", "ms": 2612224748499.468 }, "end": { "local": "2052-10-12T06:55:56+08:00", "utc": "2052-10-11T22:55:56Z", "ms": 2612300155802.7124 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-11T09:59:08+08:00", "utc": "2052-10-11T01:59:08Z", "ms": 2612224748499.468 }, "end": { "local": "2052-10-12T06:55:56+08:00", "utc": "2052-10-11T22:55:56Z", "ms": 2612300155802.7124 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-10-10", "window": { "start": { "local": "2052-10-10T19:51:05+08:00", "utc": "2052-10-10T11:51:05Z", "ms": 2612173865306.215 }, "end": { "local": "2052-10-10T19:51:05+08:00", "utc": "2052-10-10T11:51:05Z", "ms": 2612173865306.215 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-10-11", "window": { "start": { "local": "2052-10-11T20:40:17+08:00", "utc": "2052-10-11T12:40:17Z", "ms": 2612263216912.4966 }, "end": { "local": "2052-10-11T20:40:17+08:00", "utc": "2052-10-11T12:40:17Z", "ms": 2612263216912.4966 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:59 on Fri 11 Oct to 06:56 on Sat 12 Oct.", "fact": "2052-10-11T01:59:08Z → 2052-10-11T22:55:56Z" }, { "step": "kaala", "text": "Moonrise is at 19:51 on the 10th and 20:40 on the 11th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 10th and is on the 11th.", "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 36939 s" }, { "step": "ruling", "text": "Karaka Caturthī, Qingyang, 2052: Friday 11 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": "2052-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-11", "confidence": "determinate" } ], "quote": "In Qingyang, Karaka Caturthī (Karwa Chauth) 2052 falls on Friday 11 October. Caturthī runs from 09:59 on Fri 11 Oct to 06:56 on Sat 12 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/karaka-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-10-11", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36939, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-10-11T09:59:08+08:00", "utc": "2052-10-11T01:59:08Z", "ms": 2612224748499.468 }, "end": { "local": "2052-10-12T06:55:56+08:00", "utc": "2052-10-11T22:55:56Z", "ms": 2612300155802.7124 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-11T09:59:08+08:00", "utc": "2052-10-11T01:59:08Z", "ms": 2612224748499.468 }, "end": { "local": "2052-10-12T06:55:56+08:00", "utc": "2052-10-11T22:55:56Z", "ms": 2612300155802.7124 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-10-10", "window": { "start": { "local": "2052-10-10T19:51:05+08:00", "utc": "2052-10-10T11:51:05Z", "ms": 2612173865306.215 }, "end": { "local": "2052-10-10T19:51:05+08:00", "utc": "2052-10-10T11:51:05Z", "ms": 2612173865306.215 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-10-11", "window": { "start": { "local": "2052-10-11T20:40:17+08:00", "utc": "2052-10-11T12:40:17Z", "ms": 2612263216912.4966 }, "end": { "local": "2052-10-11T20:40:17+08:00", "utc": "2052-10-11T12:40:17Z", "ms": 2612263216912.4966 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 09:59 on Fri 11 Oct to 06:56 on Sat 12 Oct.", "fact": "2052-10-11T01:59:08Z → 2052-10-11T22:55:56Z" }, { "step": "kaala", "text": "Moonrise is at 19:51 on the 10th and 20:40 on the 11th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 10th and is on the 11th.", "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 36939 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Friday 11 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": "2052-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-11", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Friday 11 October. Caturthī runs from 09:59 on Fri 11 Oct to 06:56 on Sat 12 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 847, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-10-14T23:17:50+08:00", "utc": "2052-10-14T15:17:50Z", "ms": 2612531869964.357 }, "end": { "local": "2052-10-15T21:33:45+08:00", "utc": "2052-10-15T13:33:45Z", "ms": 2612612025149.1064 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-14T23:17:50+08:00", "utc": "2052-10-14T15:17:50Z", "ms": 2612531869964.357 }, "end": { "local": "2052-10-15T21:33:45+08:00", "utc": "2052-10-15T13:33:45Z", "ms": 2612612025149.1064 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-10-14", "window": { "start": { "local": "2052-10-14T23:31:57+08:00", "utc": "2052-10-14T15:31:57Z", "ms": 2612532717039.133 }, "end": { "local": "2052-10-14T23:31:57+08:00", "utc": "2052-10-14T15:31:57Z", "ms": 2612532717039.133 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-10-15", "window": { "start": { "local": "2052-10-16T00:33:43+08:00", "utc": "2052-10-15T16:33:43Z", "ms": 2612622823132.649 }, "end": { "local": "2052-10-16T00:33:43+08:00", "utc": "2052-10-15T16:33:43Z", "ms": 2612622823132.649 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 23:18 on Mon 14 Oct to 21:34 on Tue 15 Oct.", "fact": "2052-10-14T15:17:50Z → 2052-10-15T13:33:45Z" }, { "step": "kaala", "text": "Moonrise is at 23:32 on the 14th and 00:34 on the 15th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 847 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Qingyang, 2052: Monday 14 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": "2052-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-14", "confidence": "determinate" } ], "quote": "In Qingyang, Ahoyī Aṣṭamī 2052 falls on Monday 14 October. Aṣṭamī runs from 23:18 on Mon 14 Oct to 21:34 on Tue 15 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ahoyi-ashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-10-18", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41006, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-10-17T19:35:42+08:00", "utc": "2052-10-17T11:35:42Z", "ms": 2612777742473.659 }, "end": { "local": "2052-10-18T19:22:25+08:00", "utc": "2052-10-18T11:22:25Z", "ms": 2612863344771.7925 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-17T19:35:42+08:00", "utc": "2052-10-17T11:35:42Z", "ms": 2612777742473.659 }, "end": { "local": "2052-10-18T19:22:25+08:00", "utc": "2052-10-18T11:22:25Z", "ms": 2612863344771.7925 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-10-18", "window": { "start": { "local": "2052-10-18T06:59:08+08:00", "utc": "2052-10-17T22:59:08Z", "ms": 2612818748051.657 }, "end": { "local": "2052-10-18T06:59:08+08:00", "utc": "2052-10-17T22:59:08Z", "ms": 2612818748051.657 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-10-19", "window": { "start": { "local": "2052-10-19T07:00:01+08:00", "utc": "2052-10-18T23:00:01Z", "ms": 2612905201311.4077 }, "end": { "local": "2052-10-19T07:00:01+08:00", "utc": "2052-10-18T23:00:01Z", "ms": 2612905201311.4077 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:36 on Thu 17 Oct to 19:22 on Fri 18 Oct.", "fact": "2052-10-17T11:35:42Z → 2052-10-18T11:22:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:59 on the 18th and 07:00 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 41006 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Qingyang, 2052: Friday 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": "2052-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-18", "confidence": "determinate" } ], "quote": "In Qingyang, Ramā Ekādaśī 2052 falls on Friday 18 October. Ekādaśī runs from 19:36 on Thu 17 Oct to 19:22 on Fri 18 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-10-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 777, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-10-18T19:22:25+08:00", "utc": "2052-10-18T11:22:25Z", "ms": 2612863344771.7925 }, "end": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-18T19:22:25+08:00", "utc": "2052-10-18T11:22:25Z", "ms": 2612863344771.7925 }, "end": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-18", "window": { "start": { "local": "2052-10-18T18:09:29+08:00", "utc": "2052-10-18T10:09:29Z", "ms": 2612858969252.8877 }, "end": { "local": "2052-10-18T19:52:14+08:00", "utc": "2052-10-18T11:52:14Z", "ms": 2612865133527.357 } }, "covered_min": 30, "window_min": 103, "qualifies": true }, { "local_date": "2052-10-19", "window": { "start": { "local": "2052-10-19T18:08:14+08:00", "utc": "2052-10-19T10:08:14Z", "ms": 2612945294312.902 }, "end": { "local": "2052-10-19T19:51:16+08:00", "utc": "2052-10-19T11:51:16Z", "ms": 2612951475730.877 } }, "covered_min": 90, "window_min": 103, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 19:22 on Fri 18 Oct to 19:38 on Sat 19 Oct.", "fact": "2052-10-18T11:22:25Z → 2052-10-19T11:38:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:09–19:52 on the 18th, 18:08–19:51 on the 19th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 30 of 103 minutes on the 18th and 90 of 103 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both evenings qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 777 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Qingyang, 2052: Friday 18 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govatsa-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-18", "confidence": "determinate" } ], "quote": "In Qingyang, Govatsa Dvādaśī (Vasu Baras) 2052 falls on Friday 18 October. Dvādaśī runs from 19:22 on Fri 18 Oct to 19:38 on Sat 19 Oct and covers 30 of 103 minutes of pradoṣa that evening. It also reaches the next evening for 90 minutes; by the rule the first evening is taken.", "cite": "https://ahargana.org/qingyang/festivals/2052/govatsa-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-20", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 777, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 }, "end": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 }, "end": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-19", "window": { "start": { "local": "2052-10-19T18:08:14+08:00", "utc": "2052-10-19T10:08:14Z", "ms": 2612945294312.902 }, "end": { "local": "2052-10-19T19:51:16+08:00", "utc": "2052-10-19T11:51:16Z", "ms": 2612951475730.877 } }, "covered_min": 13, "window_min": 103, "qualifies": true }, { "local_date": "2052-10-20", "window": { "start": { "local": "2052-10-20T18:07:00+08:00", "utc": "2052-10-20T10:07:00Z", "ms": 2613031620301.0503 }, "end": { "local": "2052-10-20T19:50:19+08:00", "utc": "2052-10-20T11:50:19Z", "ms": 2613037818788.528 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:38 on Sat 19 Oct to 20:22 on Sun 20 Oct.", "fact": "2052-10-19T11:38:19Z → 2052-10-20T12:21:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:08–19:51 on the 19th, 18:07–19:50 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 13 of 103 minutes on the 19th and 103 of 103 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 777 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Qingyang, 2052: Sunday 20 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-20", "confidence": "boundary" } ], "quote": "In Qingyang, Yama Dīpadāna 2052 falls on Sunday 20 October. Trayodaśī runs from 19:38 on Sat 19 Oct to 20:22 on Sun 20 Oct and covers all of pradoṣa that evening. It also reaches the previous evening for 13 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/yama-dipadana", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-10-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-20", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 777, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 }, "end": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-19T19:38:19+08:00", "utc": "2052-10-19T11:38:19Z", "ms": 2612950699006.55 }, "end": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-19", "window": { "start": { "local": "2052-10-19T18:08:14+08:00", "utc": "2052-10-19T10:08:14Z", "ms": 2612945294312.902 }, "end": { "local": "2052-10-19T19:51:16+08:00", "utc": "2052-10-19T11:51:16Z", "ms": 2612951475730.877 } }, "covered_min": 13, "window_min": 103, "qualifies": true }, { "local_date": "2052-10-20", "window": { "start": { "local": "2052-10-20T18:07:00+08:00", "utc": "2052-10-20T10:07:00Z", "ms": 2613031620301.0503 }, "end": { "local": "2052-10-20T19:50:19+08:00", "utc": "2052-10-20T11:50:19Z", "ms": 2613037818788.528 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:38 on Sat 19 Oct to 20:22 on Sun 20 Oct.", "fact": "2052-10-19T11:38:19Z → 2052-10-20T12:21:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:08–19:51 on the 19th, 18:07–19:50 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 13 of 103 minutes on the 19th and 103 of 103 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 777 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Sunday 20 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-20", "confidence": "boundary" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Sunday 20 October. Trayodaśī runs from 19:38 on Sat 19 Oct to 20:22 on Sun 20 Oct and covers all of pradoṣa that evening. It also reaches the previous evening for 13 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-10-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-10-20", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9566, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "end": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "end": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 } }, "kaala": "nishita", "days": [ { "local_date": "2052-10-20", "window": { "start": { "local": "2052-10-21T00:10:25+08:00", "utc": "2052-10-20T16:10:25Z", "ms": 2613053424629.091 }, "end": { "local": "2052-10-21T00:58:25+08:00", "utc": "2052-10-20T16:58:25Z", "ms": 2613056304629.091 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-21", "window": { "start": { "local": "2052-10-22T00:10:15+08:00", "utc": "2052-10-21T16:10:15Z", "ms": 2613139815290.622 }, "end": { "local": "2052-10-22T00:58:15+08:00", "utc": "2052-10-21T16:58:15Z", "ms": 2613142695290.622 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:22 on Sun 20 Oct to 21:31 on Mon 21 Oct.", "fact": "2052-10-20T12:21:45Z → 2052-10-21T13:30:50Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:10–00:58 on the 20th, 00:10–00:58 on the 21st.", "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 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9566 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Sunday 20 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": "2052-10-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-20", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Sunday 20 October. Caturdaśī runs from 20:22 on Sun 20 Oct to 21:31 on Mon 21 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-10-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28098, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "end": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-20T20:21:45+08:00", "utc": "2052-10-20T12:21:45Z", "ms": 2613039704681.626 }, "end": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 } }, "kaala": "arunodaya", "days": [ { "local_date": "2052-10-21", "window": { "start": { "local": "2052-10-21T05:18:30+08:00", "utc": "2052-10-20T21:18:30Z", "ms": 2613071910469.6543 }, "end": { "local": "2052-10-21T07:01:49+08:00", "utc": "2052-10-20T23:01:49Z", "ms": 2613078108957.132 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "2052-10-22", "window": { "start": { "local": "2052-10-22T05:19:08+08:00", "utc": "2052-10-21T21:19:08Z", "ms": 2613158347856.53 }, "end": { "local": "2052-10-22T07:02:43+08:00", "utc": "2052-10-21T23:02:43Z", "ms": 2613164563335.0415 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:22 on Sun 20 Oct to 21:31 on Mon 21 Oct.", "fact": "2052-10-20T12:21:45Z → 2052-10-21T13:30:50Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:19–07:02 on the 21st, 05:19–07:03 on the 22nd.", "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 103 of 103 minutes on the 21st and 0 of 104 on the 22nd.", "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 28098 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Qingyang, 2052: Monday 21 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-21", "confidence": "determinate" } ], "quote": "In Qingyang, Naraka Caturdaśī (Choti Diwali) 2052 falls on Monday 21 October. Caturdaśī runs from 20:22 on Sun 20 Oct to 21:31 on Mon 21 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/qingyang/festivals/2052/naraka-chaturdashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3993, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "end": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "end": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 } }, "kaala": "nishita", "days": [ { "local_date": "2052-10-21", "window": { "start": { "local": "2052-10-22T00:10:15+08:00", "utc": "2052-10-21T16:10:15Z", "ms": 2613139815290.622 }, "end": { "local": "2052-10-22T00:58:15+08:00", "utc": "2052-10-21T16:58:15Z", "ms": 2613142695290.622 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-22", "window": { "start": { "local": "2052-10-23T00:10:07+08:00", "utc": "2052-10-22T16:10:07Z", "ms": 2613226206626.444 }, "end": { "local": "2052-10-23T00:58:07+08:00", "utc": "2052-10-22T16:58:07Z", "ms": 2613229086626.444 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 21:31 on Mon 21 Oct to 23:04 on Tue 22 Oct.", "fact": "2052-10-21T13:30:50Z → 2052-10-22T15:03:34Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:10–00:58 on the 21st, 00:10–00:58 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3993 s" }, { "step": "ruling", "text": "Kālī Pūjā, Qingyang, 2052: Monday 21 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-21", "confidence": "determinate" } ], "quote": "In Qingyang, Kālī Pūjā 2052 falls on Monday 21 October. Amāvasyā runs from 21:31 on Mon 21 Oct to 23:04 on Tue 22 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/kali-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6087, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "end": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-21T21:30:50+08:00", "utc": "2052-10-21T13:30:50Z", "ms": 2613130249617.9907 }, "end": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-21", "window": { "start": { "local": "2052-10-21T18:05:47+08:00", "utc": "2052-10-21T10:05:47Z", "ms": 2613117947246.203 }, "end": { "local": "2052-10-21T19:49:23+08:00", "utc": "2052-10-21T11:49:23Z", "ms": 2613124162724.715 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2052-10-22", "window": { "start": { "local": "2052-10-22T18:04:35+08:00", "utc": "2052-10-22T10:04:35Z", "ms": 2613204275177.1416 }, "end": { "local": "2052-10-22T19:48:28+08:00", "utc": "2052-10-22T11:48:28Z", "ms": 2613210507563.622 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 21:31 on Mon 21 Oct to 23:04 on Tue 22 Oct.", "fact": "2052-10-21T13:30:50Z → 2052-10-22T15:03:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:06–19:49 on the 21st, 18:05–19:48 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 104 minutes on the 21st and 104 of 104 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6087 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Qingyang, 2052: Tuesday 22 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-22", "confidence": "determinate" } ], "quote": "In Qingyang, Lakṣmī Pūjā (Diwali) 2052 falls on Tuesday 22 October. Amāvasyā runs from 21:31 on Mon 21 Oct to 23:04 on Tue 22 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/diwali-lakshmi-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36355, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-22", "window": { "start": { "local": "2052-10-22T12:09:39+08:00", "utc": "2052-10-22T04:09:39Z", "ms": 2613182979256.092 }, "end": { "local": "2052-10-22T12:57:39+08:00", "utc": "2052-10-22T04:57:39Z", "ms": 2613185859256.092 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-10-23", "window": { "start": { "local": "2052-10-23T12:09:31+08:00", "utc": "2052-10-23T04:09:31Z", "ms": 2613269371099.2236 }, "end": { "local": "2052-10-23T12:57:31+08:00", "utc": "2052-10-23T04:57:31Z", "ms": 2613272251099.2236 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct.", "fact": "2052-10-22T15:03:34Z → 2052-10-23T16:57:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:10–12:58 on the 22nd, 12:10–12:58 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 36355 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Qingyang, 2052: Wednesday 23 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-23", "confidence": "determinate" } ], "quote": "In Qingyang, Govardhana Pūjā 2052 falls on Wednesday 23 October. Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/govardhana-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11706, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-10-22", "window": { "start": { "local": "2052-10-22T18:04:35+08:00", "utc": "2052-10-22T10:04:35Z", "ms": 2613204275177.1416 }, "end": { "local": "2052-10-22T19:48:28+08:00", "utc": "2052-10-22T11:48:28Z", "ms": 2613210507563.622 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "2052-10-23", "window": { "start": { "local": "2052-10-23T18:03:24+08:00", "utc": "2052-10-23T10:03:24Z", "ms": 2613290604122.7017 }, "end": { "local": "2052-10-23T19:47:33+08:00", "utc": "2052-10-23T11:47:33Z", "ms": 2613296853329.348 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct.", "fact": "2052-10-22T15:03:34Z → 2052-10-23T16:57:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:48 on the 22nd, 18:03–19:48 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 0 of 104 minutes on the 22nd and 104 of 104 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11706 s" }, { "step": "ruling", "text": "Bali Pūjā, Qingyang, 2052: Wednesday 23 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-23", "confidence": "determinate" } ], "quote": "In Qingyang, Bali Pūjā 2052 falls on Wednesday 23 October. Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/bali-puja", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22016, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-22T23:03:34+08:00", "utc": "2052-10-22T15:03:34Z", "ms": 2613222214034.8765 }, "end": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 } }, "kaala": "purvahna", "days": [ { "local_date": "2052-10-23", "window": { "start": { "local": "2052-10-23T07:03:38+08:00", "utc": "2052-10-22T23:03:38Z", "ms": 2613251018075.746 }, "end": { "local": "2052-10-23T10:43:33+08:00", "utc": "2052-10-23T02:43:33Z", "ms": 2613264213424.7314 } }, "covered_min": 220, "window_min": 220, "qualifies": true }, { "local_date": "2052-10-24", "window": { "start": { "local": "2052-10-24T07:04:33+08:00", "utc": "2052-10-23T23:04:33Z", "ms": 2613337473172.549 }, "end": { "local": "2052-10-24T10:43:47+08:00", "utc": "2052-10-24T02:43:47Z", "ms": 2613350626818.9946 } }, "covered_min": 0, "window_min": 219, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct.", "fact": "2052-10-22T15:03:34Z → 2052-10-23T16:57:38Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:04–10:44 on the 23rd, 07:05–10:44 on the 24th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 220 of 220 minutes on the 23rd and 0 of 219 on the 24th.", "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 22016 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Qingyang, 2052: Wednesday 23 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-23", "confidence": "determinate" } ], "quote": "In Qingyang, Dyūta Pratipad 2052 falls on Wednesday 23 October. Pratipadā runs from 23:04 on Tue 22 Oct to 00:58 on Thu 24 Oct and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/2052/dyuta-pratipad", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32366, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 }, "end": { "local": "2052-10-25T03:09:51+08:00", "utc": "2052-10-24T19:09:51Z", "ms": 2613409791118.193 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-24T00:57:38+08:00", "utc": "2052-10-23T16:57:38Z", "ms": 2613315457616.062 }, "end": { "local": "2052-10-25T03:09:51+08:00", "utc": "2052-10-24T19:09:51Z", "ms": 2613409791118.193 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-24", "window": { "start": { "local": "2052-10-24T12:09:24+08:00", "utc": "2052-10-24T04:09:24Z", "ms": 2613355763642.218 }, "end": { "local": "2052-10-24T12:57:24+08:00", "utc": "2052-10-24T04:57:24Z", "ms": 2613358643642.218 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-25", "window": { "start": { "local": "2052-10-25T12:09:17+08:00", "utc": "2052-10-25T04:09:17Z", "ms": 2613442156895.8887 }, "end": { "local": "2052-10-25T12:57:17+08:00", "utc": "2052-10-25T04:57:17Z", "ms": 2613445036895.8887 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:58 on Thu 24 Oct to 03:10 on Fri 25 Oct.", "fact": "2052-10-23T16:57:38Z → 2052-10-24T19:09:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 24th, 12:09–12:57 on the 25th.", "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 24th and 0 of 48 on the 25th.", "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 32366 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Qingyang, 2052: Thursday 24 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-24", "confidence": "determinate" } ], "quote": "In Qingyang, Yama Dvitīyā (Bhai Dooj) 2052 falls on Thursday 24 October. Dvitīyā runs from 00:58 on Thu 24 Oct to 03:10 on Fri 25 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/yama-dvitiya", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14435, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-10-26T05:35:40+08:00", "utc": "2052-10-25T21:35:40Z", "ms": 2613504939696.1147 }, "end": { "local": "2052-10-27T08:08:30+08:00", "utc": "2052-10-27T00:08:30Z", "ms": 2613600510451.807 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-26T05:35:40+08:00", "utc": "2052-10-25T21:35:40Z", "ms": 2613504939696.1147 }, "end": { "local": "2052-10-27T08:08:30+08:00", "utc": "2052-10-27T00:08:30Z", "ms": 2613600510451.807 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-26", "window": { "start": { "local": "2052-10-26T12:09:11+08:00", "utc": "2052-10-26T04:09:11Z", "ms": 2613528550870.7686 }, "end": { "local": "2052-10-26T12:57:11+08:00", "utc": "2052-10-26T04:57:11Z", "ms": 2613531430870.7686 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-27", "window": { "start": { "local": "2052-10-27T12:09:06+08:00", "utc": "2052-10-27T04:09:06Z", "ms": 2613614945577.132 }, "end": { "local": "2052-10-27T12:57:06+08:00", "utc": "2052-10-27T04:57:06Z", "ms": 2613617825577.132 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:36 on Sat 26 Oct to 08:09 on Sun 27 Oct.", "fact": "2052-10-25T21:35:40Z → 2052-10-27T00:08:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 26th, 12:09–12:57 on the 27th.", "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 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14435 s" }, { "step": "ruling", "text": "Nāga Caturthī, Qingyang, 2052: Saturday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-26", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Caturthī 2052 falls on Saturday 26 October. Caturthī runs from 05:36 on Sat 26 Oct to 08:09 on Sun 27 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/naga-chaturthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-10-26", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14435, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-10-26T05:35:40+08:00", "utc": "2052-10-25T21:35:40Z", "ms": 2613504939696.1147 }, "end": { "local": "2052-10-27T08:08:30+08:00", "utc": "2052-10-27T00:08:30Z", "ms": 2613600510451.807 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-26T05:35:40+08:00", "utc": "2052-10-25T21:35:40Z", "ms": 2613504939696.1147 }, "end": { "local": "2052-10-27T08:08:30+08:00", "utc": "2052-10-27T00:08:30Z", "ms": 2613600510451.807 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-26", "window": { "start": { "local": "2052-10-26T12:09:11+08:00", "utc": "2052-10-26T04:09:11Z", "ms": 2613528550870.7686 }, "end": { "local": "2052-10-26T12:57:11+08:00", "utc": "2052-10-26T04:57:11Z", "ms": 2613531430870.7686 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-27", "window": { "start": { "local": "2052-10-27T12:09:06+08:00", "utc": "2052-10-27T04:09:06Z", "ms": 2613614945577.132 }, "end": { "local": "2052-10-27T12:57:06+08:00", "utc": "2052-10-27T04:57:06Z", "ms": 2613617825577.132 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:36 on Sat 26 Oct to 08:09 on Sun 27 Oct.", "fact": "2052-10-25T21:35:40Z → 2052-10-27T00:08:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 26th, 12:09–12:57 on the 27th.", "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 26th and 0 of 48 on the 27th.", "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 14435 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Saturday 26 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-26", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Saturday 26 October. Caturthī runs from 05:36 on Sat 26 Oct to 08:09 on Sun 27 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-10-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-28", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 99, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-10-28T10:39:40+08:00", "utc": "2052-10-28T02:39:40Z", "ms": 2613695980041.375 }, "end": { "local": "2052-10-29T12:58:36+08:00", "utc": "2052-10-29T04:58:36Z", "ms": 2613790716427.7817 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-28T10:39:40+08:00", "utc": "2052-10-28T02:39:40Z", "ms": 2613695980041.375 }, "end": { "local": "2052-10-29T12:58:36+08:00", "utc": "2052-10-29T04:58:36Z", "ms": 2613790716427.7817 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-28", "window": { "start": { "local": "2052-10-28T12:09:01+08:00", "utc": "2052-10-28T04:09:01Z", "ms": 2613701341025.0137 }, "end": { "local": "2052-10-28T12:57:01+08:00", "utc": "2052-10-28T04:57:01Z", "ms": 2613704221025.0137 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-10-29", "window": { "start": { "local": "2052-10-29T12:08:57+08:00", "utc": "2052-10-29T04:08:57Z", "ms": 2613787737224.206 }, "end": { "local": "2052-10-29T12:56:57+08:00", "utc": "2052-10-29T04:56:57Z", "ms": 2613790617224.206 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:40 on Mon 28 Oct to 12:59 on Tue 29 Oct.", "fact": "2052-10-28T02:39:40Z → 2052-10-29T04:58:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 28th, 12:09–12:57 on the 29th.", "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 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "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 99 s < 300 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Qingyang, 2052: Monday 28 October.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "2052-10-28", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-28", "confidence": "boundary" } ], "quote": "In Qingyang, Sūrya Ṣaṣṭhī (Chhath) 2052 falls on Monday 28 October. Ṣaṣṭhī runs from 10:40 on Mon 28 Oct to 12:59 on Tue 29 Oct 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. It is 1 min 39 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/qingyang/festivals/2052/surya-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7025, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "2052-10-30T14:53:59+08:00", "utc": "2052-10-30T06:53:59Z", "ms": 2613884039381.414 }, "end": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-30T14:53:59+08:00", "utc": "2052-10-30T06:53:59Z", "ms": 2613884039381.414 }, "end": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-30", "window": { "start": { "local": "2052-10-30T12:08:54+08:00", "utc": "2052-10-30T04:08:54Z", "ms": 2613874134184.2754 }, "end": { "local": "2052-10-30T12:56:54+08:00", "utc": "2052-10-30T04:56:54Z", "ms": 2613877014184.2754 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-10-31", "window": { "start": { "local": "2052-10-31T12:08:52+08:00", "utc": "2052-10-31T04:08:52Z", "ms": 2613960531914.59 }, "end": { "local": "2052-10-31T12:56:52+08:00", "utc": "2052-10-31T04:56:52Z", "ms": 2613963411914.59 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 14:54 on Wed 30 Oct to 16:15 on Thu 31 Oct.", "fact": "2052-10-30T06:53:59Z → 2052-10-31T08:15:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 30th, 12:09–12:57 on the 31st.", "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 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7025 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Qingyang, 2052: Thursday 31 October.", "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": "2052-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-10-31", "confidence": "determinate" } ], "quote": "In Qingyang, Gopāṣṭamī 2052 falls on Thursday 31 October. Aṣṭamī runs from 14:54 on Wed 30 Oct to 16:15 on Thu 31 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/gopashtami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19772, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 }, "end": { "local": "2052-11-01T16:53:36+08:00", "utc": "2052-11-01T08:53:36Z", "ms": 2614064016414.5654 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 }, "end": { "local": "2052-11-01T16:53:36+08:00", "utc": "2052-11-01T08:53:36Z", "ms": 2614064016414.5654 } }, "kaala": "purvahna", "days": [ { "local_date": "2052-10-31", "window": { "start": { "local": "2052-10-31T07:11:08+08:00", "utc": "2052-10-30T23:11:08Z", "ms": 2613942668076.1836 }, "end": { "local": "2052-10-31T10:45:37+08:00", "utc": "2052-10-31T02:45:37Z", "ms": 2613955537301.788 } }, "covered_min": 0, "window_min": 214, "qualifies": false }, { "local_date": "2052-11-01", "window": { "start": { "local": "2052-11-01T07:12:06+08:00", "utc": "2052-10-31T23:12:06Z", "ms": 2614029125678.809 }, "end": { "local": "2052-11-01T10:45:56+08:00", "utc": "2052-11-01T02:45:56Z", "ms": 2614041955509.1904 } }, "covered_min": 214, "window_min": 214, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 16:15 on Thu 31 Oct to 16:54 on Fri 1 Nov.", "fact": "2052-10-31T08:15:09Z → 2052-11-01T08:53:36Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 07:11–10:46 on the 31st, 07:12–10:46 on the 1st.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 214 minutes on the 31st and 214 of 214 on the 1st.", "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 19772 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Qingyang, 2052: Friday 1 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": "2052-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-01", "confidence": "determinate" } ], "quote": "In Qingyang, Akṣaya Navamī (Amla Navami) 2052 falls on Friday 1 November. Navamī runs from 16:15 on Thu 31 Oct to 16:54 on Fri 1 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/qingyang/festivals/2052/akshaya-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11897, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 }, "end": { "local": "2052-11-01T16:53:36+08:00", "utc": "2052-11-01T08:53:36Z", "ms": 2614064016414.5654 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-10-31T16:15:09+08:00", "utc": "2052-10-31T08:15:09Z", "ms": 2613975308807.0693 }, "end": { "local": "2052-11-01T16:53:36+08:00", "utc": "2052-11-01T08:53:36Z", "ms": 2614064016414.5654 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-10-31", "window": { "start": { "local": "2052-10-31T12:08:52+08:00", "utc": "2052-10-31T04:08:52Z", "ms": 2613960531914.59 }, "end": { "local": "2052-10-31T12:56:52+08:00", "utc": "2052-10-31T04:56:52Z", "ms": 2613963411914.59 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-11-01", "window": { "start": { "local": "2052-11-01T12:08:50+08:00", "utc": "2052-11-01T04:08:50Z", "ms": 2614046930424.3813 }, "end": { "local": "2052-11-01T12:56:50+08:00", "utc": "2052-11-01T04:56:50Z", "ms": 2614049810424.3813 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 16:15 on Thu 31 Oct to 16:54 on Fri 1 Nov.", "fact": "2052-10-31T08:15:09Z → 2052-11-01T08:53:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 31st, 12:09–12:57 on the 1st.", "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 31st and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11897 s" }, { "step": "ruling", "text": "Durgā Navamī, Qingyang, 2052: Friday 1 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": "2052-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-01", "confidence": "determinate" } ], "quote": "In Qingyang, Durgā Navamī 2052 falls on Friday 1 November. Navamī runs from 16:15 on Thu 31 Oct to 16:54 on Fri 1 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/durga-navami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-11-03", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30701, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-11-02T16:44:14+08:00", "utc": "2052-11-02T08:44:14Z", "ms": 2614149854011.4365 }, "end": { "local": "2052-11-03T15:45:43+08:00", "utc": "2052-11-03T07:45:43Z", "ms": 2614232742721.341 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-11-02T16:44:14+08:00", "utc": "2052-11-02T08:44:14Z", "ms": 2614149854011.4365 }, "end": { "local": "2052-11-03T15:45:43+08:00", "utc": "2052-11-03T07:45:43Z", "ms": 2614232742721.341 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-11-02", "window": { "start": { "local": "2052-11-02T07:13:04+08:00", "utc": "2052-11-01T23:13:04Z", "ms": 2614115583540.5693 }, "end": { "local": "2052-11-02T07:13:04+08:00", "utc": "2052-11-01T23:13:04Z", "ms": 2614115583540.5693 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-11-03", "window": { "start": { "local": "2052-11-03T07:14:02+08:00", "utc": "2052-11-02T23:14:02Z", "ms": 2614202041647.6523 }, "end": { "local": "2052-11-03T07:14:02+08:00", "utc": "2052-11-02T23:14:02Z", "ms": 2614202041647.6523 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:44 on Sat 2 Nov to 15:46 on Sun 3 Nov.", "fact": "2052-11-02T08:44:14Z → 2052-11-03T07:45:43Z" }, { "step": "kaala", "text": "Sunrise is at 07:13 on the 2nd and 07:14 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 2nd and is on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30701 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Qingyang, 2052: Sunday 3 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": "2052-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-03", "confidence": "determinate" } ], "quote": "In Qingyang, Prabodhinī Ekādaśī 2052 falls on Sunday 3 November. Ekādaśī runs from 16:44 on Sat 2 Nov to 15:46 on Sun 3 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-11-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-11-04", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13818, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-11-04T14:00:24+08:00", "utc": "2052-11-04T06:00:24Z", "ms": 2614312823896.5923 }, "end": { "local": "2052-11-05T11:33:44+08:00", "utc": "2052-11-05T03:33:44Z", "ms": 2614390424246.8076 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-11-04T14:00:24+08:00", "utc": "2052-11-04T06:00:24Z", "ms": 2614312823896.5923 }, "end": { "local": "2052-11-05T11:33:44+08:00", "utc": "2052-11-05T03:33:44Z", "ms": 2614390424246.8076 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-11-04", "window": { "start": { "local": "2052-11-04T17:50:41+08:00", "utc": "2052-11-04T09:50:41Z", "ms": 2614326641460.213 }, "end": { "local": "2052-11-04T19:38:04+08:00", "utc": "2052-11-04T11:38:04Z", "ms": 2614333083737.8486 } }, "covered_min": 107, "window_min": 107, "qualifies": true }, { "local_date": "2052-11-05", "window": { "start": { "local": "2052-11-05T17:49:46+08:00", "utc": "2052-11-05T09:49:46Z", "ms": 2614412986346.461 }, "end": { "local": "2052-11-05T19:37:24+08:00", "utc": "2052-11-05T11:37:24Z", "ms": 2614419443807.3286 } }, "covered_min": 0, "window_min": 108, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:00 on Mon 4 Nov to 11:34 on Tue 5 Nov.", "fact": "2052-11-04T06:00:24Z → 2052-11-05T03:33:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:51–19:38 on the 4th, 17:50–19:37 on the 5th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 107 of 107 minutes on the 4th and 0 of 108 on the 5th.", "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 13818 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Monday 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": "2052-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-04", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Monday 4 November. Trayodaśī runs from 14:00 on Mon 4 Nov to 11:34 on Tue 5 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-11-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12925, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-11-06T08:33:30+08:00", "utc": "2052-11-06T00:33:30Z", "ms": 2614466010454.5874 }, "end": { "local": "2052-11-07T05:09:05+08:00", "utc": "2052-11-06T21:09:05Z", "ms": 2614540144647.1475 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-11-06T08:33:30+08:00", "utc": "2052-11-06T00:33:30Z", "ms": 2614466010454.5874 }, "end": { "local": "2052-11-07T05:09:05+08:00", "utc": "2052-11-06T21:09:05Z", "ms": 2614540144647.1475 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-06", "window": { "start": { "local": "2052-11-06T12:08:55+08:00", "utc": "2052-11-06T04:08:55Z", "ms": 2614478934993.215 }, "end": { "local": "2052-11-06T12:56:55+08:00", "utc": "2052-11-06T04:56:55Z", "ms": 2614481814993.215 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-07", "window": { "start": { "local": "2052-11-07T12:08:58+08:00", "utc": "2052-11-07T04:08:58Z", "ms": 2614565338379.6475 }, "end": { "local": "2052-11-07T12:56:58+08:00", "utc": "2052-11-07T04:56:58Z", "ms": 2614568218379.6475 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:34 on Wed 6 Nov to 05:09 on Thu 7 Nov.", "fact": "2052-11-06T00:33:30Z → 2052-11-06T21:09:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:09–12:57 on the 6th, 12:09–12:57 on the 7th.", "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 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: unstated → only-day · margin 12925 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Qingyang, 2052: Wednesday 6 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": "2052-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-06", "confidence": "determinate" } ], "quote": "In Qingyang, Kārtikī Pūrṇimā 2052 falls on Wednesday 6 November. Pūrṇimā runs from 08:34 on Wed 6 Nov to 05:09 on Thu 7 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/kartiki-purnima", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15100, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-11-06T08:33:30+08:00", "utc": "2052-11-06T00:33:30Z", "ms": 2614466010454.5874 }, "end": { "local": "2052-11-07T05:09:05+08:00", "utc": "2052-11-06T21:09:05Z", "ms": 2614540144647.1475 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "2052-11-06T08:33:30+08:00", "utc": "2052-11-06T00:33:30Z", "ms": 2614466010454.5874 }, "end": { "local": "2052-11-07T05:09:05+08:00", "utc": "2052-11-06T21:09:05Z", "ms": 2614540144647.1475 } }, "kaala": "nishita", "days": [ { "local_date": "2052-11-05", "window": { "start": { "local": "2052-11-06T00:09:22+08:00", "utc": "2052-11-05T16:09:22Z", "ms": 2614435761824.715 }, "end": { "local": "2052-11-06T00:57:22+08:00", "utc": "2052-11-05T16:57:22Z", "ms": 2614438641824.715 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-11-06", "window": { "start": { "local": "2052-11-07T00:09:24+08:00", "utc": "2052-11-06T16:09:24Z", "ms": 2614522164468.7363 }, "end": { "local": "2052-11-07T00:57:24+08:00", "utc": "2052-11-06T16:57:24Z", "ms": 2614525044468.7363 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 08:34 on Wed 6 Nov to 05:09 on Thu 7 Nov.", "fact": "2052-11-06T00:33:30Z → 2052-11-06T21:09:05Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:09–00:57 on the 5th, 00:09–00:57 on the 6th.", "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 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15100 s" }, { "step": "ruling", "text": "Rāsayātrā, Qingyang, 2052: Wednesday 6 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": "2052-11-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-06", "confidence": "determinate" } ], "quote": "In Qingyang, Rāsayātrā 2052 falls on Wednesday 6 November. Pūrṇimā runs from 08:34 on Wed 6 Nov to 05:09 on Thu 7 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/rasayatra", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-11-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7399, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-11-09T18:15:27+08:00", "utc": "2052-11-09T10:15:27Z", "ms": 2614760127262.1987 }, "end": { "local": "2052-11-10T14:59:22+08:00", "utc": "2052-11-10T06:59:22Z", "ms": 2614834762190.5366 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-09T18:15:27+08:00", "utc": "2052-11-09T10:15:27Z", "ms": 2614760127262.1987 }, "end": { "local": "2052-11-10T14:59:22+08:00", "utc": "2052-11-10T06:59:22Z", "ms": 2614834762190.5366 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-11-09", "window": { "start": { "local": "2052-11-09T20:18:46+08:00", "utc": "2052-11-09T12:18:46Z", "ms": 2614767526391.027 }, "end": { "local": "2052-11-09T20:18:46+08:00", "utc": "2052-11-09T12:18:46Z", "ms": 2614767526391.027 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-11-10", "window": { "start": { "local": "2052-11-10T21:20:37+08:00", "utc": "2052-11-10T13:20:37Z", "ms": 2614857636746.11 }, "end": { "local": "2052-11-10T21:20:37+08:00", "utc": "2052-11-10T13:20:37Z", "ms": 2614857636746.11 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:15 on Sat 9 Nov to 14:59 on Sun 10 Nov.", "fact": "2052-11-09T10:15:27Z → 2052-11-10T06:59:22Z" }, { "step": "kaala", "text": "Moonrise is at 20:19 on the 9th and 21:21 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 9th and is not on the 10th.", "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 7399 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Saturday 9 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": "2052-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-09", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Saturday 9 November. Caturthī runs from 18:15 on Sat 9 Nov to 14:59 on Sun 10 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-11-17", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1525, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-11-16T07:52:17+08:00", "utc": "2052-11-15T23:52:17Z", "ms": 2615327537199.947 }, "end": { "local": "2052-11-17T08:57:52+08:00", "utc": "2052-11-17T00:57:52Z", "ms": 2615417872276.808 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-16T07:52:17+08:00", "utc": "2052-11-15T23:52:17Z", "ms": 2615327537199.947 }, "end": { "local": "2052-11-17T08:57:52+08:00", "utc": "2052-11-17T00:57:52Z", "ms": 2615417872276.808 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-11-16", "window": { "start": { "local": "2052-11-16T07:26:52+08:00", "utc": "2052-11-15T23:26:52Z", "ms": 2615326012296.6973 }, "end": { "local": "2052-11-16T07:26:52+08:00", "utc": "2052-11-15T23:26:52Z", "ms": 2615326012296.6973 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-11-17", "window": { "start": { "local": "2052-11-17T07:27:52+08:00", "utc": "2052-11-16T23:27:52Z", "ms": 2615412471984.111 }, "end": { "local": "2052-11-17T07:27:52+08:00", "utc": "2052-11-16T23:27:52Z", "ms": 2615412471984.111 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:52 on Sat 16 Nov to 08:58 on Sun 17 Nov.", "fact": "2052-11-15T23:52:17Z → 2052-11-17T00:57:52Z" }, { "step": "kaala", "text": "Sunrise is at 07:27 on the 16th and 07:28 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 16th and is 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 1525 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Qingyang, 2052: Sunday 17 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": "2052-11-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-17", "confidence": "determinate" } ], "quote": "In Qingyang, Utpannā Ekādaśī 2052 falls on Sunday 17 November. Ekādaśī runs from 07:52 on Sat 16 Nov to 08:58 on Sun 17 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-11-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-11-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18729, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-11-18T10:31:46+08:00", "utc": "2052-11-18T02:31:46Z", "ms": 2615509905881.195 }, "end": { "local": "2052-11-19T12:27:33+08:00", "utc": "2052-11-19T04:27:33Z", "ms": 2615603253049.692 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-18T10:31:46+08:00", "utc": "2052-11-18T02:31:46Z", "ms": 2615509905881.195 }, "end": { "local": "2052-11-19T12:27:33+08:00", "utc": "2052-11-19T04:27:33Z", "ms": 2615603253049.692 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-11-18", "window": { "start": { "local": "2052-11-18T17:40:14+08:00", "utc": "2052-11-18T09:40:14Z", "ms": 2615535613651.937 }, "end": { "local": "2052-11-18T19:30:51+08:00", "utc": "2052-11-18T11:30:51Z", "ms": 2615542250635.3184 } }, "covered_min": 111, "window_min": 111, "qualifies": true }, { "local_date": "2052-11-19", "window": { "start": { "local": "2052-11-19T17:39:42+08:00", "utc": "2052-11-19T09:39:42Z", "ms": 2615621981654.4165 }, "end": { "local": "2052-11-19T19:30:31+08:00", "utc": "2052-11-19T11:30:31Z", "ms": 2615628630807.507 } }, "covered_min": 0, "window_min": 111, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:32 on Mon 18 Nov to 12:28 on Tue 19 Nov.", "fact": "2052-11-18T02:31:46Z → 2052-11-19T04:27:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:40–19:31 on the 18th, 17:40–19:31 on the 19th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 111 of 111 minutes on the 18th and 0 of 111 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18729 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Monday 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": "2052-11-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-18", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Monday 18 November. Trayodaśī runs from 10:32 on Mon 18 Nov to 12:28 on Tue 19 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-11-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-11-19", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34323, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-11-19T12:27:33+08:00", "utc": "2052-11-19T04:27:33Z", "ms": 2615603253049.692 }, "end": { "local": "2052-11-20T14:39:28+08:00", "utc": "2052-11-20T06:39:28Z", "ms": 2615697567832.0474 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-19T12:27:33+08:00", "utc": "2052-11-19T04:27:33Z", "ms": 2615603253049.692 }, "end": { "local": "2052-11-20T14:39:28+08:00", "utc": "2052-11-20T06:39:28Z", "ms": 2615697567832.0474 } }, "kaala": "nishita", "days": [ { "local_date": "2052-11-19", "window": { "start": { "local": "2052-11-20T00:11:16+08:00", "utc": "2052-11-19T16:11:16Z", "ms": 2615645475978.505 }, "end": { "local": "2052-11-20T00:59:16+08:00", "utc": "2052-11-19T16:59:16Z", "ms": 2615648355978.505 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-20", "window": { "start": { "local": "2052-11-21T00:11:30+08:00", "utc": "2052-11-20T16:11:30Z", "ms": 2615731890425.215 }, "end": { "local": "2052-11-21T00:59:30+08:00", "utc": "2052-11-20T16:59:30Z", "ms": 2615734770425.215 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:28 on Tue 19 Nov to 14:39 on Wed 20 Nov.", "fact": "2052-11-19T04:27:33Z → 2052-11-20T06:39:28Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:11–00:59 on the 19th, 00:12–01:00 on the 20th.", "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 19th and 0 of 48 on the 20th.", "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 34323 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Tuesday 19 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": "2052-11-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-19", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Tuesday 19 November. Caturdaśī runs from 12:28 on Tue 19 Nov to 14:39 on Wed 20 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-11-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-11-25", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33097, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-11-25T00:37:50+08:00", "utc": "2052-11-24T16:37:50Z", "ms": 2616079069554.6743 }, "end": { "local": "2052-11-26T03:01:08+08:00", "utc": "2052-11-25T19:01:08Z", "ms": 2616174068185.596 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-25T00:37:50+08:00", "utc": "2052-11-24T16:37:50Z", "ms": 2616079069554.6743 }, "end": { "local": "2052-11-26T03:01:08+08:00", "utc": "2052-11-25T19:01:08Z", "ms": 2616174068185.596 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-25", "window": { "start": { "local": "2052-11-25T12:12:26+08:00", "utc": "2052-11-25T04:12:26Z", "ms": 2616120745639.076 }, "end": { "local": "2052-11-25T13:00:26+08:00", "utc": "2052-11-25T05:00:26Z", "ms": 2616123625639.076 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-26", "window": { "start": { "local": "2052-11-26T12:12:45+08:00", "utc": "2052-11-26T04:12:45Z", "ms": 2616207164867.4697 }, "end": { "local": "2052-11-26T13:00:45+08:00", "utc": "2052-11-26T05:00:45Z", "ms": 2616210044867.4697 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:38 on Mon 25 Nov to 03:01 on Tue 26 Nov.", "fact": "2052-11-24T16:37:50Z → 2052-11-25T19:01:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 25th, 12:13–13:01 on the 26th.", "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 25th and 0 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33097 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Monday 25 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": "2052-11-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-25", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Monday 25 November. Caturthī runs from 00:38 on Mon 25 Nov to 03:01 on Tue 26 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-11-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25482, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "2052-11-26T03:01:08+08:00", "utc": "2052-11-25T19:01:08Z", "ms": 2616174068185.596 }, "end": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-26T03:01:08+08:00", "utc": "2052-11-25T19:01:08Z", "ms": 2616174068185.596 }, "end": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-26", "window": { "start": { "local": "2052-11-26T12:12:45+08:00", "utc": "2052-11-26T04:12:45Z", "ms": 2616207164867.4697 }, "end": { "local": "2052-11-26T13:00:45+08:00", "utc": "2052-11-26T05:00:45Z", "ms": 2616210044867.4697 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-27", "window": { "start": { "local": "2052-11-27T12:13:05+08:00", "utc": "2052-11-27T04:13:05Z", "ms": 2616293584814.3867 }, "end": { "local": "2052-11-27T13:01:05+08:00", "utc": "2052-11-27T05:01:05Z", "ms": 2616296464814.3867 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 03:01 on Tue 26 Nov to 05:08 on Wed 27 Nov.", "fact": "2052-11-25T19:01:08Z → 2052-11-26T21:08:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 26th, 12:13–13:01 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 25482 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Qingyang, 2052: Tuesday 26 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-26", "confidence": "determinate" } ], "quote": "In Qingyang, Nāga Pañcamī (Mārgaśīrṣa) 2052 falls on Tuesday 26 November. Pañcamī runs from 03:01 on Tue 26 Nov to 05:08 on Wed 27 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/naga-panchami-margashirsha", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19376, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 }, "end": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 }, "end": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-27", "window": { "start": { "local": "2052-11-27T12:13:05+08:00", "utc": "2052-11-27T04:13:05Z", "ms": 2616293584814.3867 }, "end": { "local": "2052-11-27T13:01:05+08:00", "utc": "2052-11-27T05:01:05Z", "ms": 2616296464814.3867 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-28", "window": { "start": { "local": "2052-11-28T12:13:25+08:00", "utc": "2052-11-28T04:13:25Z", "ms": 2616380005460.3994 }, "end": { "local": "2052-11-28T13:01:25+08:00", "utc": "2052-11-28T05:01:25Z", "ms": 2616382885460.3994 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 05:08 on Wed 27 Nov to 06:50 on Thu 28 Nov.", "fact": "2052-11-26T21:08:23Z → 2052-11-27T22:50:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 27th, 12:13–13:01 on the 28th.", "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 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19376 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Qingyang, 2052: Wednesday 27 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-27", "confidence": "determinate" } ], "quote": "In Qingyang, Campā Ṣaṣṭhī 2052 falls on Wednesday 27 November. Ṣaṣṭhī runs from 05:08 on Wed 27 Nov to 06:50 on Thu 28 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/champa-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19376, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 }, "end": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-27T05:08:23+08:00", "utc": "2052-11-26T21:08:23Z", "ms": 2616268103026.2104 }, "end": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-27", "window": { "start": { "local": "2052-11-27T12:13:05+08:00", "utc": "2052-11-27T04:13:05Z", "ms": 2616293584814.3867 }, "end": { "local": "2052-11-27T13:01:05+08:00", "utc": "2052-11-27T05:01:05Z", "ms": 2616296464814.3867 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-28", "window": { "start": { "local": "2052-11-28T12:13:25+08:00", "utc": "2052-11-28T04:13:25Z", "ms": 2616380005460.3994 }, "end": { "local": "2052-11-28T13:01:25+08:00", "utc": "2052-11-28T05:01:25Z", "ms": 2616382885460.3994 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 05:08 on Wed 27 Nov to 06:50 on Thu 28 Nov.", "fact": "2052-11-26T21:08:23Z → 2052-11-27T22:50:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 27th, 12:13–13:01 on the 28th.", "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 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19376 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Qingyang, 2052: Wednesday 27 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-27", "confidence": "determinate" } ], "quote": "In Qingyang, Skanda Ṣaṣṭhī 2052 falls on Wednesday 27 November. Ṣaṣṭhī runs from 05:08 on Wed 27 Nov to 06:50 on Thu 28 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/skanda-shashthi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-11-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15331, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 }, "end": { "local": "2052-11-29T07:58:16+08:00", "utc": "2052-11-28T23:58:16Z", "ms": 2616451095648.36 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-11-28T06:50:29+08:00", "utc": "2052-11-27T22:50:29Z", "ms": 2616360629488.77 }, "end": { "local": "2052-11-29T07:58:16+08:00", "utc": "2052-11-28T23:58:16Z", "ms": 2616451095648.36 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-11-28", "window": { "start": { "local": "2052-11-28T12:13:25+08:00", "utc": "2052-11-28T04:13:25Z", "ms": 2616380005460.3994 }, "end": { "local": "2052-11-28T13:01:25+08:00", "utc": "2052-11-28T05:01:25Z", "ms": 2616382885460.3994 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-11-29", "window": { "start": { "local": "2052-11-29T12:13:47+08:00", "utc": "2052-11-29T04:13:47Z", "ms": 2616466426785.4287 }, "end": { "local": "2052-11-29T13:01:47+08:00", "utc": "2052-11-29T05:01:47Z", "ms": 2616469306785.4287 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 06:50 on Thu 28 Nov to 07:58 on Fri 29 Nov.", "fact": "2052-11-27T22:50:29Z → 2052-11-28T23:58:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:13–13:01 on the 28th, 12:14–13:02 on the 29th.", "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 28th and 0 of 48 on the 29th.", "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 15331 s" }, { "step": "ruling", "text": "Mitra Saptamī, Qingyang, 2052: Thursday 28 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-11-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-11-28", "confidence": "determinate" } ], "quote": "In Qingyang, Mitra Saptamī 2052 falls on Thursday 28 November. Saptamī runs from 06:50 on Thu 28 Nov to 07:58 on Fri 29 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/mitra-saptami", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-12-02", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3114, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-12-02T06:50:17+08:00", "utc": "2052-12-01T22:50:17Z", "ms": 2616706217112.2896 }, "end": { "local": "2052-12-03T04:51:15+08:00", "utc": "2052-12-02T20:51:15Z", "ms": 2616785475003.418 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-02T06:50:17+08:00", "utc": "2052-12-01T22:50:17Z", "ms": 2616706217112.2896 }, "end": { "local": "2052-12-03T04:51:15+08:00", "utc": "2052-12-02T20:51:15Z", "ms": 2616785475003.418 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-12-02", "window": { "start": { "local": "2052-12-02T07:42:11+08:00", "utc": "2052-12-01T23:42:11Z", "ms": 2616709331208.062 }, "end": { "local": "2052-12-02T07:42:11+08:00", "utc": "2052-12-01T23:42:11Z", "ms": 2616709331208.062 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-12-03", "window": { "start": { "local": "2052-12-03T07:43:04+08:00", "utc": "2052-12-02T23:43:04Z", "ms": 2616795783966.9927 }, "end": { "local": "2052-12-03T07:43:04+08:00", "utc": "2052-12-02T23:43:04Z", "ms": 2616795783966.9927 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:50 on Mon 2 Dec to 04:51 on Tue 3 Dec.", "fact": "2052-12-01T22:50:17Z → 2052-12-02T20:51:15Z" }, { "step": "kaala", "text": "Sunrise is at 07:42 on the 2nd and 07:43 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 3114 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Qingyang, 2052: Monday 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": "2052-12-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-02", "confidence": "determinate" } ], "quote": "In Qingyang, Mokṣadā Ekādaśī 2052 falls on Monday 2 December. Ekādaśī runs from 06:50 on Mon 2 Dec to 04:51 on Tue 3 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-12-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26643, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "2052-12-03T04:51:15+08:00", "utc": "2052-12-02T20:51:15Z", "ms": 2616785475003.418 }, "end": { "local": "2052-12-04T02:09:47+08:00", "utc": "2052-12-03T18:09:47Z", "ms": 2616862187099.7197 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-03T04:51:15+08:00", "utc": "2052-12-02T20:51:15Z", "ms": 2616785475003.418 }, "end": { "local": "2052-12-04T02:09:47+08:00", "utc": "2052-12-03T18:09:47Z", "ms": 2616862187099.7197 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-12-03", "window": { "start": { "local": "2052-12-03T12:15:18+08:00", "utc": "2052-12-03T04:15:18Z", "ms": 2616812118459.802 }, "end": { "local": "2052-12-03T13:03:18+08:00", "utc": "2052-12-03T05:03:18Z", "ms": 2616814998459.802 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "2052-12-04", "window": { "start": { "local": "2052-12-04T12:15:43+08:00", "utc": "2052-12-04T04:15:43Z", "ms": 2616898542867.194 }, "end": { "local": "2052-12-04T13:03:43+08:00", "utc": "2052-12-04T05:03:43Z", "ms": 2616901422867.194 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 04:51 on Tue 3 Dec to 02:10 on Wed 4 Dec.", "fact": "2052-12-02T20:51:15Z → 2052-12-03T18:09:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 3rd, 12:16–13:04 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26643 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Qingyang, 2052: Tuesday 3 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": "2052-12-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-03", "confidence": "determinate" } ], "quote": "In Qingyang, Akhaṇḍa Dvādaśī 2052 falls on Tuesday 3 December. Dvādaśī runs from 04:51 on Tue 3 Dec to 02:10 on Wed 4 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/akhanda-dvadashi", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-12-04", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12299, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-12-04T02:09:47+08:00", "utc": "2052-12-03T18:09:47Z", "ms": 2616862187099.7197 }, "end": { "local": "2052-12-04T22:53:44+08:00", "utc": "2052-12-04T14:53:44Z", "ms": 2616936823581.6333 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-04T02:09:47+08:00", "utc": "2052-12-03T18:09:47Z", "ms": 2616862187099.7197 }, "end": { "local": "2052-12-04T22:53:44+08:00", "utc": "2052-12-04T14:53:44Z", "ms": 2616936823581.6333 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-12-03", "window": { "start": { "local": "2052-12-03T17:35:33+08:00", "utc": "2052-12-03T09:35:33Z", "ms": 2616831332952.611 }, "end": { "local": "2052-12-03T19:28:40+08:00", "utc": "2052-12-03T11:28:40Z", "ms": 2616838120011.017 } }, "covered_min": 0, "window_min": 113, "qualifies": false }, { "local_date": "2052-12-04", "window": { "start": { "local": "2052-12-04T17:35:30+08:00", "utc": "2052-12-04T09:35:30Z", "ms": 2616917729843.73 }, "end": { "local": "2052-12-04T19:28:44+08:00", "utc": "2052-12-04T11:28:44Z", "ms": 2616924524122.529 } }, "covered_min": 113, "window_min": 113, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:10 on Wed 4 Dec to 22:54 on Wed 4 Dec.", "fact": "2052-12-03T18:09:47Z → 2052-12-04T14:53:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:36–19:29 on the 3rd, 17:35–19:29 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 113 minutes on the 3rd and 113 of 113 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 12299 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Qingyang, 2052: Wednesday 4 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": "2052-12-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-04", "confidence": "determinate" } ], "quote": "In Qingyang, Śukla Pradoṣa Vrata 2052 falls on Wednesday 4 December. Trayodaśī runs from 02:10 on Wed 4 Dec to 22:54 on Wed 4 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-12-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 959, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "2052-12-05T19:12:51+08:00", "utc": "2052-12-05T11:12:51Z", "ms": 2617009971113.83 }, "end": { "local": "2052-12-06T15:18:12+08:00", "utc": "2052-12-06T07:18:12Z", "ms": 2617082291975.9775 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-05T19:12:51+08:00", "utc": "2052-12-05T11:12:51Z", "ms": 2617009971113.83 }, "end": { "local": "2052-12-06T15:18:12+08:00", "utc": "2052-12-06T07:18:12Z", "ms": 2617082291975.9775 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-12-05", "window": { "start": { "local": "2052-12-05T17:35:29+08:00", "utc": "2052-12-05T09:35:29Z", "ms": 2617004128722.9 }, "end": { "local": "2052-12-05T19:28:50+08:00", "utc": "2052-12-05T11:28:50Z", "ms": 2617010929833.985 } }, "covered_min": 16, "window_min": 113, "qualifies": true }, { "local_date": "2052-12-06", "window": { "start": { "local": "2052-12-06T17:35:30+08:00", "utc": "2052-12-06T09:35:30Z", "ms": 2617090529592.5796 }, "end": { "local": "2052-12-06T19:28:57+08:00", "utc": "2052-12-06T11:28:57Z", "ms": 2617097337141.8496 } }, "covered_min": 0, "window_min": 113, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:13 on Thu 5 Dec to 15:18 on Fri 6 Dec.", "fact": "2052-12-05T11:12:51Z → 2052-12-06T07:18:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:35–19:29 on the 5th, 17:35–19:29 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 16 of 113 minutes on the 5th and 0 of 113 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 959 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Qingyang, 2052: Thursday 5 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": "2052-12-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-05", "confidence": "determinate" } ], "quote": "In Qingyang, Dattātreyotpatti (Datta Jayanti) 2052 falls on Thursday 5 December. Pūrṇimā runs from 19:13 on Thu 5 Dec to 15:18 on Fri 6 Dec and covers 16 of 113 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/dattatreyotpatti", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/sankashta-chaturthi?on=2052-12-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14632, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-12-09T04:09:10+08:00", "utc": "2052-12-08T20:09:10Z", "ms": 2617301349571.2153 }, "end": { "local": "2052-12-10T01:15:46+08:00", "utc": "2052-12-09T17:15:46Z", "ms": 2617377346252.069 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-09T04:09:10+08:00", "utc": "2052-12-08T20:09:10Z", "ms": 2617301349571.2153 }, "end": { "local": "2052-12-10T01:15:46+08:00", "utc": "2052-12-09T17:15:46Z", "ms": 2617377346252.069 } }, "kaala": "moonrise", "days": [ { "local_date": "2052-12-08", "window": { "start": { "local": "2052-12-08T20:05:23+08:00", "utc": "2052-12-08T12:05:23Z", "ms": 2617272323127.9727 }, "end": { "local": "2052-12-08T20:05:23+08:00", "utc": "2052-12-08T12:05:23Z", "ms": 2617272323127.9727 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "2052-12-09", "window": { "start": { "local": "2052-12-09T21:11:54+08:00", "utc": "2052-12-09T13:11:54Z", "ms": 2617362713765.0596 }, "end": { "local": "2052-12-09T21:11:54+08:00", "utc": "2052-12-09T13:11:54Z", "ms": 2617362713765.0596 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:09 on Mon 9 Dec to 01:16 on Tue 10 Dec.", "fact": "2052-12-08T20:09:10Z → 2052-12-09T17:15:46Z" }, { "step": "kaala", "text": "Moonrise is at 20:05 on the 8th and 21:12 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 8th and is on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14632 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Qingyang, 2052: Monday 9 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": "2052-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-09", "confidence": "determinate" } ], "quote": "In Qingyang, Saṅkaṣṭa Caturthī 2052 falls on Monday 9 December. Caturthī runs from 04:09 on Mon 9 Dec to 01:16 on Tue 10 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/sankashta-chaturthi?on=2052-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/ekadashi?on=2052-12-16", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20567, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "2052-12-16T00:03:28+08:00", "utc": "2052-12-15T16:03:28Z", "ms": 2617891408353.792 }, "end": { "local": "2052-12-17T02:10:48+08:00", "utc": "2052-12-16T18:10:48Z", "ms": 2617985448306.947 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-16T00:03:28+08:00", "utc": "2052-12-15T16:03:28Z", "ms": 2617891408353.792 }, "end": { "local": "2052-12-17T02:10:48+08:00", "utc": "2052-12-16T18:10:48Z", "ms": 2617985448306.947 } }, "kaala": "sunrise", "days": [ { "local_date": "2052-12-16", "window": { "start": { "local": "2052-12-16T07:52:58+08:00", "utc": "2052-12-15T23:52:58Z", "ms": 2617919577955.409 }, "end": { "local": "2052-12-16T07:52:58+08:00", "utc": "2052-12-15T23:52:58Z", "ms": 2617919577955.409 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "2052-12-17", "window": { "start": { "local": "2052-12-17T07:53:35+08:00", "utc": "2052-12-16T23:53:35Z", "ms": 2618006015025.878 }, "end": { "local": "2052-12-17T07:53:35+08:00", "utc": "2052-12-16T23:53:35Z", "ms": 2618006015025.878 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:03 on Mon 16 Dec to 02:11 on Tue 17 Dec.", "fact": "2052-12-15T16:03:28Z → 2052-12-16T18:10:48Z" }, { "step": "kaala", "text": "Sunrise is at 07:53 on the 16th and 07:54 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 20567 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Qingyang, 2052: Monday 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": "2052-12-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-16", "confidence": "determinate" } ], "quote": "In Qingyang, Saphalā Ekādaśī 2052 falls on Monday 16 December. Ekādaśī runs from 00:03 on Mon 16 Dec to 02:11 on Tue 17 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/qingyang/festivals/2052/ekadashi?on=2052-12-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/pradosha-vrata?on=2052-12-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32618, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "2052-12-18T04:35:38+08:00", "utc": "2052-12-17T20:35:38Z", "ms": 2618080538225.981 }, "end": { "local": "2052-12-19T07:09:00+08:00", "utc": "2052-12-18T23:09:00Z", "ms": 2618176139681.0884 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-18T04:35:38+08:00", "utc": "2052-12-17T20:35:38Z", "ms": 2618080538225.981 }, "end": { "local": "2052-12-19T07:09:00+08:00", "utc": "2052-12-18T23:09:00Z", "ms": 2618176139681.0884 } }, "kaala": "pradosha", "days": [ { "local_date": "2052-12-17", "window": { "start": { "local": "2052-12-17T17:37:49+08:00", "utc": "2052-12-17T09:37:49Z", "ms": 2618041069165.2407 }, "end": { "local": "2052-12-17T19:32:00+08:00", "utc": "2052-12-17T11:32:00Z", "ms": 2618047920028.571 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "2052-12-18", "window": { "start": { "local": "2052-12-18T17:38:13+08:00", "utc": "2052-12-18T09:38:13Z", "ms": 2618127493287.7847 }, "end": { "local": "2052-12-18T19:32:25+08:00", "utc": "2052-12-18T11:32:25Z", "ms": 2618134345483.454 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:36 on Wed 18 Dec to 07:09 on Thu 19 Dec.", "fact": "2052-12-17T20:35:38Z → 2052-12-18T23:09:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:38–19:32 on the 17th, 17:38–19:32 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 114 minutes on the 17th and 114 of 114 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 32618 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Qingyang, 2052: Wednesday 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": "2052-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-18", "confidence": "determinate" } ], "quote": "In Qingyang, Kṛṣṇa Pradoṣa Vrata 2052 falls on Wednesday 18 December. Trayodaśī runs from 04:36 on Wed 18 Dec to 07:09 on Thu 19 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/qingyang/festivals/2052/pradosha-vrata?on=2052-12-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/shivaratri?on=2052-12-19", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21511, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "2052-12-19T07:09:00+08:00", "utc": "2052-12-18T23:09:00Z", "ms": 2618176139681.0884 }, "end": { "local": "2052-12-20T09:43:53+08:00", "utc": "2052-12-20T01:43:53Z", "ms": 2618271832541.281 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-19T07:09:00+08:00", "utc": "2052-12-18T23:09:00Z", "ms": 2618176139681.0884 }, "end": { "local": "2052-12-20T09:43:53+08:00", "utc": "2052-12-20T01:43:53Z", "ms": 2618271832541.281 } }, "kaala": "nishita", "days": [ { "local_date": "2052-12-18", "window": { "start": { "local": "2052-12-19T00:22:29+08:00", "utc": "2052-12-18T16:22:29Z", "ms": 2618151749021.5454 }, "end": { "local": "2052-12-19T01:10:29+08:00", "utc": "2052-12-18T17:10:29Z", "ms": 2618154629021.5454 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-12-19", "window": { "start": { "local": "2052-12-20T00:22:58+08:00", "utc": "2052-12-19T16:22:58Z", "ms": 2618238178269.165 }, "end": { "local": "2052-12-20T01:10:58+08:00", "utc": "2052-12-19T17:10:58Z", "ms": 2618241058269.165 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:09 on Thu 19 Dec to 09:44 on Fri 20 Dec.", "fact": "2052-12-18T23:09:00Z → 2052-12-20T01:43:53Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:22–01:10 on the 18th, 00:23–01:11 on the 19th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21511 s" }, { "step": "ruling", "text": "Śivarātri, Qingyang, 2052: Thursday 19 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": "2052-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-19", "confidence": "determinate" } ], "quote": "In Qingyang, Śivarātri 2052 falls on Thursday 19 December. Caturdaśī runs from 07:09 on Thu 19 Dec to 09:44 on Fri 20 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/qingyang/festivals/2052/shivaratri?on=2052-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-12-25", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "12359313", "year": 2052, "local_date": "2052-12-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20381, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "2052-12-24T18:52:54+08:00", "utc": "2052-12-24T10:52:54Z", "ms": 2618650374366.11 }, "end": { "local": "2052-12-25T20:33:37+08:00", "utc": "2052-12-25T12:33:37Z", "ms": 2618742816733.626 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "2052-12-24T18:52:54+08:00", "utc": "2052-12-24T10:52:54Z", "ms": 2618650374366.11 }, "end": { "local": "2052-12-25T20:33:37+08:00", "utc": "2052-12-25T12:33:37Z", "ms": 2618742816733.626 } }, "kaala": "madhyahna", "days": [ { "local_date": "2052-12-24", "window": { "start": { "local": "2052-12-24T12:25:13+08:00", "utc": "2052-12-24T04:25:13Z", "ms": 2618627112997.0264 }, "end": { "local": "2052-12-24T13:13:13+08:00", "utc": "2052-12-24T05:13:13Z", "ms": 2618629992997.0264 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "2052-12-25", "window": { "start": { "local": "2052-12-25T12:25:43+08:00", "utc": "2052-12-25T04:25:43Z", "ms": 2618713543117.754 }, "end": { "local": "2052-12-25T13:13:43+08:00", "utc": "2052-12-25T05:13:43Z", "ms": 2618716423117.754 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:53 on Tue 24 Dec to 20:34 on Wed 25 Dec.", "fact": "2052-12-24T10:52:54Z → 2052-12-25T12:33:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:25–13:13 on the 24th, 12:26–13:14 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20381 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Qingyang, 2052: Wednesday 25 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "2052-12-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "2052-12-25", "confidence": "determinate" } ], "quote": "In Qingyang, Vināyaka Caturthī 2052 falls on Wednesday 25 December. Caturthī runs from 18:53 on Tue 24 Dec to 20:34 on Wed 25 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/qingyang/festivals/2052/vinayaka-chaturthi?on=2052-12-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }