{ "id": "/mashhad/festivals/1929", "place": { "id": "124665", "slug": "mashhad", "name": "Mashhad", "region": "Razavi Khorasan, Iran", "country": "IR", "lat": 36.29807, "lon": 59.60567, "elevation_m": 980, "tz": "Asia/Tehran" }, "year": 1929, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/mashhad/festivals/1929/ekadashi?on=1929-01-06", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30297, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-01-05T15:04:52+03:26", "utc": "1929-01-05T11:38:52Z", "ms": -1293452467737.2534 }, "end": { "local": "1929-01-06T17:47:27+03:26", "utc": "1929-01-06T14:21:27Z", "ms": -1293356313429.537 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-05T15:04:52+03:26", "utc": "1929-01-05T11:38:52Z", "ms": -1293452467737.2534 }, "end": { "local": "1929-01-06T17:47:27+03:26", "utc": "1929-01-06T14:21:27Z", "ms": -1293356313429.537 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-01-05", "window": { "start": { "local": "1929-01-05T06:39:56+03:26", "utc": "1929-01-05T03:13:56Z", "ms": -1293482764437.6892 }, "end": { "local": "1929-01-05T06:39:56+03:26", "utc": "1929-01-05T03:13:56Z", "ms": -1293482764437.6892 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-01-06", "window": { "start": { "local": "1929-01-06T06:39:58+03:26", "utc": "1929-01-06T03:13:58Z", "ms": -1293396361615.2883 }, "end": { "local": "1929-01-06T06:39:58+03:26", "utc": "1929-01-06T03:13:58Z", "ms": -1293396361615.2883 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:04 on Sat 5 Jan to 17:46 on Sun 6 Jan.", "fact": "1929-01-05T11:38:52Z → 1929-01-06T14:21:27Z" }, { "step": "kaala", "text": "Sunrise is at 06:39 on the 5th and 06:39 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 30297 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Mashhad, 1929: Sunday 6 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": "1929-01-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-06", "confidence": "determinate" } ], "quote": "In Mashhad, Saphalā Ekādaśī 1929 falls on Sunday 6 January. Ekādaśī runs from 15:04 on Sat 5 Jan to 17:46 on Sun 6 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-01-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-01-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8060, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-01-07T20:35:46+03:26", "utc": "1929-01-07T17:09:46Z", "ms": -1293259814487.183 }, "end": { "local": "1929-01-08T23:18:15+03:26", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-07T20:35:46+03:26", "utc": "1929-01-07T17:09:46Z", "ms": -1293259814487.183 }, "end": { "local": "1929-01-08T23:18:15+03:26", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-01-07", "window": { "start": { "local": "1929-01-07T16:27:48+03:26", "utc": "1929-01-07T13:01:48Z", "ms": -1293274692377.1355 }, "end": { "local": "1929-01-07T18:21:25+03:26", "utc": "1929-01-07T14:55:25Z", "ms": -1293267874980.7588 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "1929-01-08", "window": { "start": { "local": "1929-01-08T16:28:41+03:26", "utc": "1929-01-08T13:02:41Z", "ms": -1293188238815.9001 }, "end": { "local": "1929-01-08T18:22:11+03:26", "utc": "1929-01-08T14:56:11Z", "ms": -1293181428977.5547 } }, "covered_min": 113, "window_min": 113, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:35 on Mon 7 Jan to 23:17 on Tue 8 Jan.", "fact": "1929-01-07T17:09:46Z → 1929-01-08T19:52:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:27–18:20 on the 7th, 16:28–18:21 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 114 minutes on the 7th and 113 of 113 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8060 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Tuesday 8 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": "1929-01-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-08", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Tuesday 8 January. Trayodaśī runs from 20:35 on Mon 7 Jan to 23:17 on Tue 8 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-01-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-01-09", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-09", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 477, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-01-08T23:18:15+03:26", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "end": { "local": "1929-01-10T01:46:14+03:26", "utc": "1929-01-09T22:20:14Z", "ms": -1293068386052.3955 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-08T23:18:15+03:26", "utc": "1929-01-08T19:52:15Z", "ms": -1293163665045.4944 }, "end": { "local": "1929-01-10T01:46:14+03:26", "utc": "1929-01-09T22:20:14Z", "ms": -1293068386052.3955 } }, "kaala": "nishita", "days": [ { "local_date": "1929-01-08", "window": { "start": { "local": "1929-01-08T23:10:18+03:26", "utc": "1929-01-08T19:44:18Z", "ms": -1293164141922.105 }, "end": { "local": "1929-01-08T23:58:18+03:26", "utc": "1929-01-08T20:32:18Z", "ms": -1293161261922.105 } }, "covered_min": 40, "window_min": 48, "qualifies": true }, { "local_date": "1929-01-09", "window": { "start": { "local": "1929-01-09T23:10:43+03:26", "utc": "1929-01-09T19:44:43Z", "ms": -1293077717212.581 }, "end": { "local": "1929-01-09T23:58:43+03:26", "utc": "1929-01-09T20:32:43Z", "ms": -1293074837212.581 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:17 on Tue 8 Jan to 01:45 on Thu 10 Jan.", "fact": "1929-01-08T19:52:15Z → 1929-01-09T22:20:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:09–23:57 on the 8th, 23:10–23:58 on the 9th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 40 of 48 minutes on the 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 477 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Wednesday 9 January.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-01-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-09", "confidence": "boundary" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Wednesday 9 January. Caturdaśī runs from 23:17 on Tue 8 Jan to 01:45 on Thu 10 Jan and covers all of niśītha that night. It also reaches the previous night for 40 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/mashhad/festivals/1929/shivaratri?on=1929-01-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2333, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T04:55:07+03:26", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T16:32:25+03:26", "utc": "1929-01-12T13:06:25Z", "ms": -1292842415374.262 }, "end": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 }, "end": { "local": "1929-01-14T16:34:21+03:26", "utc": "1929-01-14T13:08:21Z", "ms": -1292669498893.2197 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1929-01-13", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 15:53 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 16:32, and the day of the 14th ends at 16:33.", "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 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 2333 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Sunday 13 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Mashhad, 1929: Saturday 12 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": "1929-01-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-12", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-12", "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": "1929-01-12", "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 Mashhad, Bhogi 1929 falls on Saturday 12 January. It is kept the day before Pongal, which falls on Sunday 13 January. The Sun enters Makara at 15:53 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2333, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T04:55:07+03:26", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T16:32:25+03:26", "utc": "1929-01-12T13:06:25Z", "ms": -1292842415374.262 }, "end": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 }, "end": { "local": "1929-01-14T16:34:21+03:26", "utc": "1929-01-14T13:08:21Z", "ms": -1292669498893.2197 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 15:53 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 16:32, and the day of the 14th ends at 16:33.", "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 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 2333 s" }, { "step": "ruling", "text": "Pongal, Mashhad, 1929: Sunday 13 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": "1929-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-13", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1929-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Mashhad, Pongal 1929 falls on Sunday 13 January. The Sun enters Makara at 15:53 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29146, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T04:55:07+03:26", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "civil-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-13T00:00:16+03:26", "utc": "1929-01-12T20:34:16Z", "ms": -1292815544000 }, "end": { "local": "1929-01-14T00:00:16+03:26", "utc": "1929-01-13T20:34:16Z", "ms": -1292729144000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-14T00:00:16+03:26", "utc": "1929-01-13T20:34:16Z", "ms": -1292729144000 }, "end": { "local": "1929-01-15T00:00:16+03:26", "utc": "1929-01-14T20:34:16Z", "ms": -1292642744000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 15:53 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Mashhad.", "fact": "civil-day: midnight-to-midnight · Asia/Tehran" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. 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 midnight → only-day · margin 29146 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Mashhad, 1929: Sunday 13 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": "1929-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1929-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1929-01-13", "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 Mashhad, Makara Saṅkrānti 1929 falls on Sunday 13 January. The Sun enters Makara at 15:53 on Sun 13 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2333, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-02-12T04:55:07+03:26", "utc": "1929-02-12T01:29:07Z", "ms": -1290205852852.0044 } }, "span": { "of": "transit", "start": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 }, "end": { "local": "1929-01-13T15:54:30+03:26", "utc": "1929-01-13T12:28:30Z", "ms": -1292758290256.138 } }, "kaala": "sunset-day", "days": [ { "local_date": "1929-01-13", "window": { "start": { "local": "1929-01-12T16:32:25+03:26", "utc": "1929-01-12T13:06:25Z", "ms": -1292842415374.262 }, "end": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-13T16:33:23+03:26", "utc": "1929-01-13T13:07:23Z", "ms": -1292755957485.6 }, "end": { "local": "1929-01-14T16:34:21+03:26", "utc": "1929-01-14T13:08:21Z", "ms": -1292669498893.2197 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1929-01-13", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 15:53 on Sun 13 Jan.", "fact": "1929-01-13T12:28:30Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 16:32, and the day of the 14th ends at 16:33.", "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 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 2333 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Sunday 13 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Mashhad, 1929: Monday 14 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": "1929-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-01-14", "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": "1929-01-14", "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 Mashhad, Mattu Pongal 1929 falls on Monday 14 January. It is kept the day after Pongal, which falls on Sunday 13 January. The Sun enters Makara at 15:53 on Sun 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-01-14", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10032, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-01-14T07:55:17+03:26", "utc": "1929-01-14T04:29:17Z", "ms": -1292700642671.0515 }, "end": { "local": "1929-01-15T08:25:55+03:26", "utc": "1929-01-15T04:59:55Z", "ms": -1292612404595.7974 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-14T07:55:17+03:26", "utc": "1929-01-14T04:29:17Z", "ms": -1292700642671.0515 }, "end": { "local": "1929-01-15T08:25:55+03:26", "utc": "1929-01-15T04:59:55Z", "ms": -1292612404595.7974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-01-14", "window": { "start": { "local": "1929-01-14T11:12:45+03:26", "utc": "1929-01-14T07:46:45Z", "ms": -1292688794720.8818 }, "end": { "local": "1929-01-14T12:00:45+03:26", "utc": "1929-01-14T08:34:45Z", "ms": -1292685914720.8818 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-01-15", "window": { "start": { "local": "1929-01-15T11:13:07+03:26", "utc": "1929-01-15T07:47:07Z", "ms": -1292602372637.089 }, "end": { "local": "1929-01-15T12:01:07+03:26", "utc": "1929-01-15T08:35:07Z", "ms": -1292599492637.089 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:54 on Mon 14 Jan to 08:25 on Tue 15 Jan.", "fact": "1929-01-14T04:29:17Z → 1929-01-15T04:59:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:12–12:00 on the 14th, 11:12–12:00 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10032 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Monday 14 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": "1929-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-14", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Monday 14 January. Caturthī runs from 07:54 on Mon 14 Jan to 08:25 on Tue 15 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-01-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-01-21", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17165, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-01-21T01:50:37+03:26", "utc": "1929-01-20T22:24:37Z", "ms": -1292117722663.3914 }, "end": { "local": "1929-01-21T23:09:25+03:26", "utc": "1929-01-21T19:43:25Z", "ms": -1292040994611.8818 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-21T01:50:37+03:26", "utc": "1929-01-20T22:24:37Z", "ms": -1292117722663.3914 }, "end": { "local": "1929-01-21T23:09:25+03:26", "utc": "1929-01-21T19:43:25Z", "ms": -1292040994611.8818 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-01-21", "window": { "start": { "local": "1929-01-21T06:36:43+03:26", "utc": "1929-01-21T03:10:43Z", "ms": -1292100557236.121 }, "end": { "local": "1929-01-21T06:36:43+03:26", "utc": "1929-01-21T03:10:43Z", "ms": -1292100557236.121 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-01-22", "window": { "start": { "local": "1929-01-22T06:36:14+03:26", "utc": "1929-01-22T03:10:14Z", "ms": -1292014185887.0986 }, "end": { "local": "1929-01-22T06:36:14+03:26", "utc": "1929-01-22T03:10:14Z", "ms": -1292014185887.0986 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:50 on Mon 21 Jan to 23:08 on Mon 21 Jan.", "fact": "1929-01-20T22:24:37Z → 1929-01-21T19:43:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:36 on the 21st and 06:35 on the 22nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17165 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Mashhad, 1929: Monday 21 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": "1929-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-21", "confidence": "determinate" } ], "quote": "In Mashhad, Putradā Ekādaśī 1929 falls on Monday 21 January. Ekādaśī runs from 01:50 on Mon 21 Jan to 23:08 on Mon 21 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-01-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-01-23", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 856, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-01-22T20:09:27+03:26", "utc": "1929-01-22T16:43:27Z", "ms": -1291965393313.6982 }, "end": { "local": "1929-01-23T16:57:48+03:26", "utc": "1929-01-23T13:31:48Z", "ms": -1291890492067.6797 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-01-22T20:09:27+03:26", "utc": "1929-01-22T16:43:27Z", "ms": -1291965393313.6982 }, "end": { "local": "1929-01-23T16:57:48+03:26", "utc": "1929-01-23T13:31:48Z", "ms": -1291890492067.6797 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-01-22", "window": { "start": { "local": "1929-01-22T16:42:29+03:26", "utc": "1929-01-22T13:16:29Z", "ms": -1291977810886.1045 }, "end": { "local": "1929-01-22T18:33:35+03:26", "utc": "1929-01-22T15:07:35Z", "ms": -1291971144954.7017 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "1929-01-23", "window": { "start": { "local": "1929-01-23T16:43:32+03:26", "utc": "1929-01-23T13:17:32Z", "ms": -1291891348169.6482 }, "end": { "local": "1929-01-23T18:34:25+03:26", "utc": "1929-01-23T15:08:25Z", "ms": -1291884694913.8103 } }, "covered_min": 14, "window_min": 111, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:08 on Tue 22 Jan to 16:57 on Wed 23 Jan.", "fact": "1929-01-22T16:43:27Z → 1929-01-23T13:31:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:41–18:33 on the 22nd, 16:43–18:33 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 111 minutes on the 22nd and 14 of 111 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 856 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Wednesday 23 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": "1929-01-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-23", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Wednesday 23 January. Trayodaśī runs from 20:08 on Tue 22 Jan to 16:57 on Wed 23 Jan and covers 14 of 111 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-01-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-01-28", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-01-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22274, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-01-28T03:33:42+03:26", "utc": "1929-01-28T00:07:42Z", "ms": -1291506737919.8438 }, "end": { "local": "1929-01-29T02:32:44+03:26", "utc": "1929-01-28T23:06:44Z", "ms": -1291423996129.1873 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-01-28T03:33:42+03:26", "utc": "1929-01-28T00:07:42Z", "ms": -1291506737919.8438 }, "end": { "local": "1929-01-29T02:32:44+03:26", "utc": "1929-01-28T23:06:44Z", "ms": -1291423996129.1873 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-01-27", "window": { "start": { "local": "1929-01-27T19:14:52+03:26", "utc": "1929-01-27T15:48:52Z", "ms": -1291536667672.2056 }, "end": { "local": "1929-01-27T19:14:52+03:26", "utc": "1929-01-27T15:48:52Z", "ms": -1291536667672.2056 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-01-28", "window": { "start": { "local": "1929-01-28T20:21:30+03:26", "utc": "1929-01-28T16:55:30Z", "ms": -1291446270424.6082 }, "end": { "local": "1929-01-28T20:21:30+03:26", "utc": "1929-01-28T16:55:30Z", "ms": -1291446270424.6082 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:33 on Mon 28 Jan to 02:32 on Tue 29 Jan.", "fact": "1929-01-28T00:07:42Z → 1929-01-28T23:06:44Z" }, { "step": "kaala", "text": "Moonrise is at 19:14 on the 27th and 20:20 on the 28th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 27th and is on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22274 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Monday 28 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": "1929-01-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-01-28", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Monday 28 January. Caturthī runs from 03:33 on Mon 28 Jan to 02:32 on Tue 29 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-01-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-02-05", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20364, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-02-04T12:06:46+03:26", "utc": "1929-02-04T08:40:46Z", "ms": -1290871153873.8545 }, "end": { "local": "1929-02-05T14:46:50+03:26", "utc": "1929-02-05T11:20:50Z", "ms": -1290775150283.4294 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-04T12:06:46+03:26", "utc": "1929-02-04T08:40:46Z", "ms": -1290871153873.8545 }, "end": { "local": "1929-02-05T14:46:50+03:26", "utc": "1929-02-05T11:20:50Z", "ms": -1290775150283.4294 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-02-04", "window": { "start": { "local": "1929-02-04T06:27:22+03:26", "utc": "1929-02-04T03:01:22Z", "ms": -1290891518004.1562 }, "end": { "local": "1929-02-04T06:27:22+03:26", "utc": "1929-02-04T03:01:22Z", "ms": -1290891518004.1562 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-02-05", "window": { "start": { "local": "1929-02-05T06:26:30+03:26", "utc": "1929-02-05T03:00:30Z", "ms": -1290805170247.8333 }, "end": { "local": "1929-02-05T06:26:30+03:26", "utc": "1929-02-05T03:00:30Z", "ms": -1290805170247.8333 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:06 on Mon 4 Feb to 14:46 on Tue 5 Feb.", "fact": "1929-02-04T08:40:46Z → 1929-02-05T11:20:50Z" }, { "step": "kaala", "text": "Sunrise is at 06:26 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 20364 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Mashhad, 1929: Tuesday 5 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": "1929-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-05", "confidence": "determinate" } ], "quote": "In Mashhad, Ṣaṭtilā Ekādaśī 1929 falls on Tuesday 5 February. Ekādaśī runs from 12:06 on Mon 4 Feb to 14:46 on Tue 5 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-02-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-02-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-07", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 616, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-02-06T17:08:38+03:26", "utc": "1929-02-06T13:42:38Z", "ms": -1290680242135.998 }, "end": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-06T17:08:38+03:26", "utc": "1929-02-06T13:42:38Z", "ms": -1290680242135.998 }, "end": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-06", "window": { "start": { "local": "1929-02-06T16:58:22+03:26", "utc": "1929-02-06T13:32:22Z", "ms": -1290680858213.063 }, "end": { "local": "1929-02-06T18:45:52+03:26", "utc": "1929-02-06T15:19:52Z", "ms": -1290674407668.7207 } }, "covered_min": 97, "window_min": 108, "qualifies": true }, { "local_date": "1929-02-07", "window": { "start": { "local": "1929-02-07T16:59:25+03:26", "utc": "1929-02-07T13:33:25Z", "ms": -1290594394943.648 }, "end": { "local": "1929-02-07T18:46:40+03:26", "utc": "1929-02-07T15:20:40Z", "ms": -1290587960379.4414 } }, "covered_min": 107, "window_min": 107, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 17:08 on Wed 6 Feb to 19:03 on Thu 7 Feb.", "fact": "1929-02-06T13:42:38Z → 1929-02-07T15:37:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:57–18:45 on the 6th, 16:58–18:46 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 97 of 108 minutes on the 6th and 107 of 107 on the 7th.", "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 616 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Thursday 7 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": "1929-02-07", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-06", "confidence": "boundary" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 7 February. Trayodaśī runs from 17:08 on Wed 6 Feb to 19:03 on Thu 7 Feb and covers all of pradoṣa that evening. It also reaches the previous evening for 97 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/mashhad/festivals/1929/pradosha-vrata?on=1929-02-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-02-07", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10179, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-08T20:27:58+03:26", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-08T20:27:58+03:26", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 } }, "kaala": "nishita", "days": [ { "local_date": "1929-02-07", "window": { "start": { "local": "1929-02-07T23:17:35+03:26", "utc": "1929-02-07T19:51:35Z", "ms": -1290571705327.8735 }, "end": { "local": "1929-02-08T00:05:35+03:26", "utc": "1929-02-07T20:39:35Z", "ms": -1290568825327.8735 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-08", "window": { "start": { "local": "1929-02-08T23:17:37+03:26", "utc": "1929-02-08T19:51:37Z", "ms": -1290485302768.2812 }, "end": { "local": "1929-02-09T00:05:37+03:26", "utc": "1929-02-08T20:39:37Z", "ms": -1290482422768.2812 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:03 on Thu 7 Feb to 20:27 on Fri 8 Feb.", "fact": "1929-02-07T15:37:42Z → 1929-02-08T17:01:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:17–00:05 on the 7th, 23:17–00:05 on the 8th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10179 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Thursday 7 February.", "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": "1929-02-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-07", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Thursday 7 February. Caturdaśī runs from 19:03 on Thu 7 Feb to 20:27 on Fri 8 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-02-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29270, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-08T20:27:58+03:26", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-07T19:03:42+03:26", "utc": "1929-02-07T15:37:42Z", "ms": -1290586937606.1504 }, "end": { "local": "1929-02-08T20:27:58+03:26", "utc": "1929-02-08T17:01:58Z", "ms": -1290495481678.793 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-02-08", "window": { "start": { "local": "1929-02-08T04:36:30+03:26", "utc": "1929-02-08T01:10:30Z", "ms": -1290552570276.306 }, "end": { "local": "1929-02-08T06:23:44+03:26", "utc": "1929-02-08T02:57:44Z", "ms": -1290546135712.0994 } }, "covered_min": 107, "window_min": 107, "qualifies": true }, { "local_date": "1929-02-09", "window": { "start": { "local": "1929-02-09T04:35:48+03:26", "utc": "1929-02-09T01:09:48Z", "ms": -1290466212105.2432 }, "end": { "local": "1929-02-09T06:22:46+03:26", "utc": "1929-02-09T02:56:46Z", "ms": -1290459793682.3203 } }, "covered_min": 0, "window_min": 107, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:03 on Thu 7 Feb to 20:27 on Fri 8 Feb.", "fact": "1929-02-07T15:37:42Z → 1929-02-08T17:01:58Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:35–06:23 on the 8th, 04:35–06:22 on the 9th.", "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 107 of 107 minutes on the 8th and 0 of 107 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 29270 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Mashhad, 1929: Friday 8 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-tarpana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Yama tarpana (covering a period of 4 ghatikas before sunrise)" } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-08", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Tarpaṇa 1929 falls on Friday 8 February. Caturdaśī runs from 19:03 on Thu 7 Feb to 20:27 on Fri 8 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30504, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-12T21:18:26+03:26", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-12T21:18:26+03:26", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-12", "window": { "start": { "local": "1929-02-12T11:18:11+03:26", "utc": "1929-02-12T07:52:11Z", "ms": -1290182868686.849 }, "end": { "local": "1929-02-12T12:06:11+03:26", "utc": "1929-02-12T08:40:11Z", "ms": -1290179988686.849 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T11:18:11+03:26", "utc": "1929-02-13T07:52:11Z", "ms": -1290096469369.9565 }, "end": { "local": "1929-02-13T12:06:11+03:26", "utc": "1929-02-13T08:40:11Z", "ms": -1290093589369.9565 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:17 on Tue 12 Feb to 20:34 on Wed 13 Feb.", "fact": "1929-02-12T17:52:26Z → 1929-02-13T17:08:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 12th, 11:17–12:05 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 30504 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Mashhad, 1929: Wednesday 13 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": "1929-02-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-13", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1929 falls on Wednesday 13 February. Caturthī runs from 21:17 on Tue 12 Feb to 20:34 on Wed 13 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6198, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-12T21:18:26+03:26", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-12T21:18:26+03:26", "utc": "1929-02-12T17:52:26Z", "ms": -1290146854372.4675 }, "end": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-12", "window": { "start": { "local": "1929-02-12T17:04:38+03:26", "utc": "1929-02-12T13:38:38Z", "ms": -1290162081735.64 }, "end": { "local": "1929-02-12T18:50:31+03:26", "utc": "1929-02-12T15:24:31Z", "ms": -1290155729354.2798 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T17:05:40+03:26", "utc": "1929-02-13T13:39:40Z", "ms": -1290075619864.474 }, "end": { "local": "1929-02-13T18:51:16+03:26", "utc": "1929-02-13T15:25:16Z", "ms": -1290069284330.078 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:17 on Tue 12 Feb to 20:34 on Wed 13 Feb.", "fact": "1929-02-12T17:52:26Z → 1929-02-13T17:08:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:04–18:50 on the 12th, 17:05–18:50 on the 13th.", "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 106 minutes on the 12th and 106 of 106 on the 13th.", "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 6198 s" }, { "step": "ruling", "text": "Tila Caturthī, Mashhad, 1929: Wednesday 13 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": "1929-02-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-13", "confidence": "determinate" } ], "quote": "In Mashhad, Tila Caturthī 1929 falls on Wednesday 13 February. Caturthī runs from 21:17 on Tue 12 Feb to 20:34 on Wed 13 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26825, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-14T19:33:14+03:26", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-14T19:33:14+03:26", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T11:18:11+03:26", "utc": "1929-02-13T07:52:11Z", "ms": -1290096469369.9565 }, "end": { "local": "1929-02-13T12:06:11+03:26", "utc": "1929-02-13T08:40:11Z", "ms": -1290093589369.9565 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-02-14", "window": { "start": { "local": "1929-02-14T11:18:09+03:26", "utc": "1929-02-14T07:52:09Z", "ms": -1290010070823.7063 }, "end": { "local": "1929-02-14T12:06:09+03:26", "utc": "1929-02-14T08:40:09Z", "ms": -1290007190823.7063 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:34 on Wed 13 Feb to 19:32 on Thu 14 Feb.", "fact": "1929-02-13T17:08:34Z → 1929-02-14T16:07:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 13th, 11:17–12:05 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 48 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 26825 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Mashhad, 1929: Thursday 14 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": "1929-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-14", "confidence": "determinate" } ], "quote": "In Mashhad, Śrī Pañcamī 1929 falls on Thursday 14 February. Pañcamī runs from 20:34 on Wed 13 Feb to 19:32 on Thu 14 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26825, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-14T19:33:14+03:26", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-13T20:34:34+03:26", "utc": "1929-02-13T17:08:34Z", "ms": -1290063085865.3628 }, "end": { "local": "1929-02-14T19:33:14+03:26", "utc": "1929-02-14T16:07:14Z", "ms": -1289980366112.747 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-13", "window": { "start": { "local": "1929-02-13T11:18:11+03:26", "utc": "1929-02-13T07:52:11Z", "ms": -1290096469369.9565 }, "end": { "local": "1929-02-13T12:06:11+03:26", "utc": "1929-02-13T08:40:11Z", "ms": -1290093589369.9565 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-02-14", "window": { "start": { "local": "1929-02-14T11:18:09+03:26", "utc": "1929-02-14T07:52:09Z", "ms": -1290010070823.7063 }, "end": { "local": "1929-02-14T12:06:09+03:26", "utc": "1929-02-14T08:40:09Z", "ms": -1290007190823.7063 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:34 on Wed 13 Feb to 19:32 on Thu 14 Feb.", "fact": "1929-02-13T17:08:34Z → 1929-02-14T16:07:14Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 13th, 11:17–12:05 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 48 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26825 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Mashhad, 1929: Thursday 14 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": "1929-02-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-14", "confidence": "determinate" } ], "quote": "In Mashhad, Vasanta Pañcamī 1929 falls on Thursday 14 February. Pañcamī runs from 20:34 on Wed 13 Feb to 19:32 on Thu 14 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36898, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-02-15T18:15:24+03:26", "utc": "1929-02-15T14:49:24Z", "ms": -1289898635881.8052 }, "end": { "local": "1929-02-16T16:41:23+03:26", "utc": "1929-02-16T13:15:23Z", "ms": -1289817876559.1355 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-15T18:15:24+03:26", "utc": "1929-02-15T14:49:24Z", "ms": -1289898635881.8052 }, "end": { "local": "1929-02-16T16:41:23+03:26", "utc": "1929-02-16T13:15:23Z", "ms": -1289817876559.1355 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-02-16", "window": { "start": { "local": "1929-02-16T04:30:23+03:26", "utc": "1929-02-16T01:04:23Z", "ms": -1289861737407.3442 }, "end": { "local": "1929-02-16T06:15:24+03:26", "utc": "1929-02-16T02:49:24Z", "ms": -1289855435927.0906 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "1929-02-17", "window": { "start": { "local": "1929-02-17T04:29:32+03:26", "utc": "1929-02-17T01:03:32Z", "ms": -1289775388237.9949 }, "end": { "local": "1929-02-17T06:14:16+03:26", "utc": "1929-02-17T02:48:16Z", "ms": -1289769103952.9485 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 18:14 on Fri 15 Feb to 16:40 on Sat 16 Feb.", "fact": "1929-02-15T14:49:24Z → 1929-02-16T13:15:23Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:29–06:14 on the 16th, 04:29–06:13 on the 17th.", "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 105 of 105 minutes on the 16th and 0 of 105 on the 17th.", "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 36898 s" }, { "step": "ruling", "text": "Ratha Saptamī, Mashhad, 1929: Saturday 16 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": "1929-02-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-16", "confidence": "determinate" } ], "quote": "In Mashhad, Ratha Saptamī 1929 falls on Saturday 16 February. Saptamī runs from 18:14 on Fri 15 Feb to 16:40 on Sat 16 Feb and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-02-20", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6467, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-02-19T10:27:22+03:26", "utc": "1929-02-19T07:01:22Z", "ms": -1289581118202.9421 }, "end": { "local": "1929-02-20T07:58:32+03:26", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-19T10:27:22+03:26", "utc": "1929-02-19T07:01:22Z", "ms": -1289581118202.9421 }, "end": { "local": "1929-02-20T07:58:32+03:26", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-02-19", "window": { "start": { "local": "1929-02-19T06:11:57+03:26", "utc": "1929-02-19T02:45:57Z", "ms": -1289596443319.027 }, "end": { "local": "1929-02-19T06:11:57+03:26", "utc": "1929-02-19T02:45:57Z", "ms": -1289596443319.027 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-02-20", "window": { "start": { "local": "1929-02-20T06:10:45+03:26", "utc": "1929-02-20T02:44:45Z", "ms": -1289510114589.8486 }, "end": { "local": "1929-02-20T06:10:45+03:26", "utc": "1929-02-20T02:44:45Z", "ms": -1289510114589.8486 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:26 on Tue 19 Feb to 07:58 on Wed 20 Feb.", "fact": "1929-02-19T07:01:22Z → 1929-02-20T04:32:32Z" }, { "step": "kaala", "text": "Sunrise is at 06:11 on the 19th and 06:10 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 19th and is on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6467 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Mashhad, 1929: Wednesday 20 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": "1929-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-20", "confidence": "determinate" } ], "quote": "In Mashhad, Jayā Ekādaśī 1929 falls on Wednesday 20 February. Ekādaśī runs from 10:26 on Tue 19 Feb to 07:58 on Wed 20 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-02-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11953, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-02-20T07:58:32+03:26", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "end": { "local": "1929-02-21T05:24:38+03:26", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-20T07:58:32+03:26", "utc": "1929-02-20T04:32:32Z", "ms": -1289503648013.615 }, "end": { "local": "1929-02-21T05:24:38+03:26", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-20", "window": { "start": { "local": "1929-02-20T11:17:45+03:26", "utc": "1929-02-20T07:51:45Z", "ms": -1289491695165.1467 }, "end": { "local": "1929-02-20T12:05:45+03:26", "utc": "1929-02-20T08:39:45Z", "ms": -1289488815165.1467 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-02-21", "window": { "start": { "local": "1929-02-21T11:17:38+03:26", "utc": "1929-02-21T07:51:38Z", "ms": -1289405301697.8794 }, "end": { "local": "1929-02-21T12:05:38+03:26", "utc": "1929-02-21T08:39:38Z", "ms": -1289402421697.8794 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 07:58 on Wed 20 Feb to 05:24 on Thu 21 Feb.", "fact": "1929-02-20T04:32:32Z → 1929-02-21T01:58:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 20th, 11:17–12:05 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11953 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Mashhad, 1929: Wednesday 20 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": "1929-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-20", "confidence": "determinate" } ], "quote": "In Mashhad, Bhīṣma Dvādaśī 1929 falls on Wednesday 20 February. Dvādaśī runs from 07:58 on Wed 20 Feb to 05:24 on Thu 21 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-02-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28515, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-02-21T05:24:38+03:26", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "end": { "local": "1929-02-22T02:52:15+03:26", "utc": "1929-02-21T23:26:15Z", "ms": -1289349224983.9307 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-21T05:24:38+03:26", "utc": "1929-02-21T01:58:38Z", "ms": -1289426482336.3196 }, "end": { "local": "1929-02-22T02:52:15+03:26", "utc": "1929-02-21T23:26:15Z", "ms": -1289349224983.9307 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-02-20", "window": { "start": { "local": "1929-02-20T17:12:44+03:26", "utc": "1929-02-20T13:46:44Z", "ms": -1289470395740.4448 }, "end": { "local": "1929-02-20T18:56:19+03:26", "utc": "1929-02-20T15:30:19Z", "ms": -1289464181224.644 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1929-02-21", "window": { "start": { "local": "1929-02-21T17:13:43+03:26", "utc": "1929-02-21T13:47:43Z", "ms": -1289383936523.82 }, "end": { "local": "1929-02-21T18:57:00+03:26", "utc": "1929-02-21T15:31:00Z", "ms": -1289377739671.2542 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 05:24 on Thu 21 Feb to 02:51 on Fri 22 Feb.", "fact": "1929-02-21T01:58:38Z → 1929-02-21T23:26:15Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:12–18:55 on the 20th, 17:13–18:56 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 20th and 103 of 103 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 28515 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Thursday 21 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": "1929-02-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-21", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Thursday 21 February. Trayodaśī runs from 05:24 on Thu 21 Feb to 02:51 on Fri 22 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-02-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37147, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-02-23T00:29:18+03:26", "utc": "1929-02-22T21:03:18Z", "ms": -1289271402172.2334 }, "end": { "local": "1929-02-23T22:24:30+03:26", "utc": "1929-02-23T18:58:30Z", "ms": -1289192489916.7256 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1929-02-23T00:29:18+03:26", "utc": "1929-02-22T21:03:18Z", "ms": -1289271402172.2334 }, "end": { "local": "1929-02-23T22:24:30+03:26", "utc": "1929-02-23T18:58:30Z", "ms": -1289192489916.7256 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-02-22", "window": { "start": { "local": "1929-02-22T11:17:31+03:26", "utc": "1929-02-22T07:51:31Z", "ms": -1289318908892.3088 }, "end": { "local": "1929-02-22T12:05:31+03:26", "utc": "1929-02-22T08:39:31Z", "ms": -1289316028892.3088 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-02-23", "window": { "start": { "local": "1929-02-23T11:17:23+03:26", "utc": "1929-02-23T07:51:23Z", "ms": -1289232516728.558 }, "end": { "local": "1929-02-23T12:05:23+03:26", "utc": "1929-02-23T08:39:23Z", "ms": -1289229636728.558 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:28 on Sat 23 Feb to 22:24 on Sat 23 Feb.", "fact": "1929-02-22T21:03:18Z → 1929-02-23T18:58:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 22nd, 11:16–12:04 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 37147 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Mashhad, 1929: Saturday 23 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": "1929-02-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-23", "confidence": "determinate" } ], "quote": "In Mashhad, Māghī Pūrṇimā 1929 falls on Saturday 23 February. Pūrṇimā runs from 00:28 on Sat 23 Feb to 22:24 on Sat 23 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-02-26", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-02-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2697, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-02-26T19:24:31+03:26", "utc": "1929-02-26T15:58:31Z", "ms": -1288944088633.2002 }, "end": { "local": "1929-02-27T19:50:31+03:26", "utc": "1929-02-27T16:24:31Z", "ms": -1288856129142.3948 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-02-26T19:24:31+03:26", "utc": "1929-02-26T15:58:31Z", "ms": -1288944088633.2002 }, "end": { "local": "1929-02-27T19:50:31+03:26", "utc": "1929-02-27T16:24:31Z", "ms": -1288856129142.3948 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-02-26", "window": { "start": { "local": "1929-02-26T20:09:28+03:26", "utc": "1929-02-26T16:43:28Z", "ms": -1288941391902.6353 }, "end": { "local": "1929-02-26T20:09:28+03:26", "utc": "1929-02-26T16:43:28Z", "ms": -1288941391902.6353 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-02-27", "window": { "start": { "local": "1929-02-27T21:10:57+03:26", "utc": "1929-02-27T17:44:57Z", "ms": -1288851302756.9192 }, "end": { "local": "1929-02-27T21:10:57+03:26", "utc": "1929-02-27T17:44:57Z", "ms": -1288851302756.9192 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:24 on Tue 26 Feb to 19:50 on Wed 27 Feb.", "fact": "1929-02-26T15:58:31Z → 1929-02-27T16:24:31Z" }, { "step": "kaala", "text": "Moonrise is at 20:08 on the 26th and 21:10 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 26th and is not on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 2697 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Tuesday 26 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": "1929-02-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-02-26", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Tuesday 26 February. Caturthī runs from 19:24 on Tue 26 Feb to 19:50 on Wed 27 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-02-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-03-07", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10771, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-03-06T08:52:08+03:26", "utc": "1929-03-06T05:26:08Z", "ms": -1288290831958.6064 }, "end": { "local": "1929-03-07T10:43:55+03:26", "utc": "1929-03-07T07:17:55Z", "ms": -1288197725162.8032 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-06T08:52:08+03:26", "utc": "1929-03-06T05:26:08Z", "ms": -1288290831958.6064 }, "end": { "local": "1929-03-07T10:43:55+03:26", "utc": "1929-03-07T07:17:55Z", "ms": -1288197725162.8032 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-06", "window": { "start": { "local": "1929-03-06T05:52:37+03:26", "utc": "1929-03-06T02:26:37Z", "ms": -1288301602795.3083 }, "end": { "local": "1929-03-06T05:52:37+03:26", "utc": "1929-03-06T02:26:37Z", "ms": -1288301602795.3083 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-03-07", "window": { "start": { "local": "1929-03-07T05:51:14+03:26", "utc": "1929-03-07T02:25:14Z", "ms": -1288215285657.9124 }, "end": { "local": "1929-03-07T05:51:14+03:26", "utc": "1929-03-07T02:25:14Z", "ms": -1288215285657.9124 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:51 on Wed 6 Mar to 10:43 on Thu 7 Mar.", "fact": "1929-03-06T05:26:08Z → 1929-03-07T07:17:55Z" }, { "step": "kaala", "text": "Sunrise is at 05:52 on the 6th and 05:50 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 10771 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Mashhad, 1929: Thursday 7 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": "1929-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-07", "confidence": "determinate" } ], "quote": "In Mashhad, Vijayā Ekādaśī 1929 falls on Thursday 7 March. Ekādaśī runs from 08:51 on Wed 6 Mar to 10:43 on Thu 7 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-03-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-03-08", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17532, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-03-08T11:59:37+03:26", "utc": "1929-03-08T08:33:37Z", "ms": -1288106782868.9062 }, "end": { "local": "1929-03-09T12:36:36+03:26", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-08T11:59:37+03:26", "utc": "1929-03-08T08:33:37Z", "ms": -1288106782868.9062 }, "end": { "local": "1929-03-09T12:36:36+03:26", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-03-08", "window": { "start": { "local": "1929-03-08T17:27:53+03:26", "utc": "1929-03-08T14:01:53Z", "ms": -1288087086778.2666 }, "end": { "local": "1929-03-08T19:06:38+03:26", "utc": "1929-03-08T15:40:38Z", "ms": -1288081162262.1853 } }, "covered_min": 99, "window_min": 99, "qualifies": true }, { "local_date": "1929-03-09", "window": { "start": { "local": "1929-03-09T17:28:48+03:26", "utc": "1929-03-09T14:02:48Z", "ms": -1288000632431.491 }, "end": { "local": "1929-03-09T19:07:14+03:26", "utc": "1929-03-09T15:41:14Z", "ms": -1287994726405.497 } }, "covered_min": 0, "window_min": 98, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:59 on Fri 8 Mar to 12:36 on Sat 9 Mar.", "fact": "1929-03-08T08:33:37Z → 1929-03-09T09:10:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:27–19:06 on the 8th, 17:28–19:06 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 99 of 99 minutes on the 8th and 0 of 98 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17532 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Friday 8 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": "1929-03-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-08", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Friday 8 March. Trayodaśī runs from 11:59 on Fri 8 Mar to 12:36 on Sat 9 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-03-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38239, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-03-09T12:36:36+03:26", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "end": { "local": "1929-03-10T12:36:11+03:26", "utc": "1929-03-10T09:10:11Z", "ms": -1287931789054.8564 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-09T12:36:36+03:26", "utc": "1929-03-09T09:10:36Z", "ms": -1288018164270.743 }, "end": { "local": "1929-03-10T12:36:11+03:26", "utc": "1929-03-10T09:10:11Z", "ms": -1287931789054.8564 } }, "kaala": "nishita", "days": [ { "local_date": "1929-03-09", "window": { "start": { "local": "1929-03-09T23:13:55+03:26", "utc": "1929-03-09T19:47:55Z", "ms": -1287979924834.0142 }, "end": { "local": "1929-03-10T00:01:55+03:26", "utc": "1929-03-09T20:35:55Z", "ms": -1287977044834.0142 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-03-10", "window": { "start": { "local": "1929-03-10T23:13:40+03:26", "utc": "1929-03-10T19:47:40Z", "ms": -1287893540169.6536 }, "end": { "local": "1929-03-11T00:01:40+03:26", "utc": "1929-03-10T20:35:40Z", "ms": -1287890660169.6536 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:36 on Sat 9 Mar to 12:35 on Sun 10 Mar.", "fact": "1929-03-09T09:10:36Z → 1929-03-10T09:10:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:13–00:01 on the 9th, 23:13–00:01 on the 10th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 38239 s" }, { "step": "ruling", "text": "Mahāśivarātri, Mashhad, 1929: Saturday 9 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "maha-shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Mahasivaratri (nisithavyapini) — In some opinion it is to be observed on nisitha and in some opinion on pradosa. If occurs on two successive nisithas then according to Hemadri it is to be observed on the first day and according to Madhava, to be observed on the second day" } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "disputed", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-03-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-09", "confidence": "determinate" } ], "quote": "In Mashhad, Mahāśivarātri 1929 falls on Saturday 9 March. Caturdaśī runs from 12:36 on Sat 9 Mar to 12:35 on Sun 10 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-03-14", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11626, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-03-14T07:59:32+03:26", "utc": "1929-03-14T04:33:32Z", "ms": -1287602787712.59 }, "end": { "local": "1929-03-15T06:09:58+03:26", "utc": "1929-03-15T02:43:58Z", "ms": -1287522962161.3105 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-14T07:59:32+03:26", "utc": "1929-03-14T04:33:32Z", "ms": -1287602787712.59 }, "end": { "local": "1929-03-15T06:09:58+03:26", "utc": "1929-03-15T02:43:58Z", "ms": -1287522962161.3105 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-03-14", "window": { "start": { "local": "1929-03-14T11:13:18+03:26", "utc": "1929-03-14T07:47:18Z", "ms": -1287591161529.1355 }, "end": { "local": "1929-03-14T12:01:18+03:26", "utc": "1929-03-14T08:35:18Z", "ms": -1287588281529.1355 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-03-15", "window": { "start": { "local": "1929-03-15T11:13:02+03:26", "utc": "1929-03-15T07:47:02Z", "ms": -1287504778197.1003 }, "end": { "local": "1929-03-15T12:01:02+03:26", "utc": "1929-03-15T08:35:02Z", "ms": -1287501898197.1003 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:59 on Thu 14 Mar to 06:09 on Fri 15 Mar.", "fact": "1929-03-14T04:33:32Z → 1929-03-15T02:43:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:12–12:00 on the 14th, 11:12–12:00 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11626 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Thursday 14 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": "1929-03-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-14", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Thursday 14 March. Caturthī runs from 07:59 on Thu 14 Mar to 06:09 on Fri 15 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-03-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-03-21", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38252, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-03-20T18:02:25+03:26", "utc": "1929-03-20T14:36:25Z", "ms": -1287048215053.96 }, "end": { "local": "1929-03-21T16:08:45+03:26", "utc": "1929-03-21T12:42:45Z", "ms": -1286968635261.0942 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-20T18:02:25+03:26", "utc": "1929-03-20T14:36:25Z", "ms": -1287048215053.96 }, "end": { "local": "1929-03-21T16:08:45+03:26", "utc": "1929-03-21T12:42:45Z", "ms": -1286968635261.0942 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-20", "window": { "start": { "local": "1929-03-20T05:32:40+03:26", "utc": "1929-03-20T02:06:40Z", "ms": -1287093199631.0308 }, "end": { "local": "1929-03-20T05:32:40+03:26", "utc": "1929-03-20T02:06:40Z", "ms": -1287093199631.0308 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-03-21", "window": { "start": { "local": "1929-03-21T05:31:13+03:26", "utc": "1929-03-21T02:05:13Z", "ms": -1287006887144.0952 }, "end": { "local": "1929-03-21T05:31:13+03:26", "utc": "1929-03-21T02:05:13Z", "ms": -1287006887144.0952 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:01 on Wed 20 Mar to 16:08 on Thu 21 Mar.", "fact": "1929-03-20T14:36:25Z → 1929-03-21T12:42:45Z" }, { "step": "kaala", "text": "Sunrise is at 05:32 on the 20th and 05:30 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38252 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Mashhad, 1929: Thursday 21 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": "1929-03-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-21", "confidence": "determinate" } ], "quote": "In Mashhad, Āmalakī Ekādaśī 1929 falls on Thursday 21 March. Ekādaśī runs from 18:01 on Wed 20 Mar to 16:08 on Thu 21 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-03-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-03-22", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11684, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-03-22T14:25:29+03:26", "utc": "1929-03-22T10:59:29Z", "ms": -1286888431157.3027 }, "end": { "local": "1929-03-23T12:57:45+03:26", "utc": "1929-03-23T09:31:45Z", "ms": -1286807295201.8882 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-22T14:25:29+03:26", "utc": "1929-03-22T10:59:29Z", "ms": -1286888431157.3027 }, "end": { "local": "1929-03-23T12:57:45+03:26", "utc": "1929-03-23T09:31:45Z", "ms": -1286807295201.8882 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-03-22", "window": { "start": { "local": "1929-03-22T17:40:13+03:26", "utc": "1929-03-22T14:14:13Z", "ms": -1286876747317.405 }, "end": { "local": "1929-03-22T19:14:37+03:26", "utc": "1929-03-22T15:48:37Z", "ms": -1286871082670.3696 } }, "covered_min": 94, "window_min": 94, "qualifies": true }, { "local_date": "1929-03-23", "window": { "start": { "local": "1929-03-23T17:41:04+03:26", "utc": "1929-03-23T14:15:04Z", "ms": -1286790295970.529 }, "end": { "local": "1929-03-23T19:15:10+03:26", "utc": "1929-03-23T15:49:10Z", "ms": -1286784649868.929 } }, "covered_min": 0, "window_min": 94, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:24 on Fri 22 Mar to 12:57 on Sat 23 Mar.", "fact": "1929-03-22T10:59:29Z → 1929-03-23T09:31:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:39–19:14 on the 22nd, 17:40–19:14 on the 23rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 94 of 94 minutes on the 22nd and 0 of 94 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11684 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Friday 22 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": "1929-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-22", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Friday 22 March. Trayodaśī runs from 14:24 on Fri 22 Mar to 12:57 on Sat 23 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12214, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-03-24T11:51:20+03:26", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-24T11:51:20+03:26", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-03-24", "window": { "start": { "local": "1929-03-24T15:14:54+03:26", "utc": "1929-03-24T11:48:54Z", "ms": -1286712665843.6226 }, "end": { "local": "1929-03-24T17:41:55+03:26", "utc": "1929-03-24T14:15:55Z", "ms": -1286703844752.396 } }, "covered_min": 147, "window_min": 147, "qualifies": true }, { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T15:15:17+03:26", "utc": "1929-03-25T11:49:17Z", "ms": -1286626242510.2065 }, "end": { "local": "1929-03-25T17:42:46+03:26", "utc": "1929-03-25T14:16:46Z", "ms": -1286617393646.2642 } }, "covered_min": 0, "window_min": 147, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:50 on Sun 24 Mar to 11:11 on Mon 25 Mar.", "fact": "1929-03-24T08:25:20Z → 1929-03-25T07:46:09Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:14–17:41 on the 24th, 15:14–17:42 on the 25th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 147 of 147 minutes on the 24th and 0 of 147 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12214 s" }, { "step": "ruling", "text": "Holikā Dahana, Mashhad, 1929: Sunday 24 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-24", "confidence": "determinate" } ], "quote": "In Mashhad, Holikā Dahana 1929 falls on Sunday 24 March. Pūrṇimā runs from 11:50 on Sun 24 Mar to 11:11 on Mon 25 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12214, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-03-24T11:51:20+03:26", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1929-03-24T11:51:20+03:26", "utc": "1929-03-24T08:25:20Z", "ms": -1286724880284.536 }, "end": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-03-24", "window": { "start": { "local": "1929-03-24T15:14:54+03:26", "utc": "1929-03-24T11:48:54Z", "ms": -1286712665843.6226 }, "end": { "local": "1929-03-24T17:41:55+03:26", "utc": "1929-03-24T14:15:55Z", "ms": -1286703844752.396 } }, "covered_min": 147, "window_min": 147, "qualifies": true }, { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T15:15:17+03:26", "utc": "1929-03-25T11:49:17Z", "ms": -1286626242510.2065 }, "end": { "local": "1929-03-25T17:42:46+03:26", "utc": "1929-03-25T14:16:46Z", "ms": -1286617393646.2642 } }, "covered_min": 0, "window_min": 147, "qualifies": false } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1929-03-24", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:50 on Sun 24 Mar to 11:11 on Mon 25 Mar.", "fact": "1929-03-24T08:25:20Z → 1929-03-25T07:46:09Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:14–17:41 on the 24th, 15:14–17:42 on the 25th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 147 of 147 minutes on the 24th and 0 of 147 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12214 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Sunday 24 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Mashhad, 1929: Monday 25 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-25", "confidence": "determinate" } ], "quote": "In Mashhad, Holī 1929 falls on Monday 25 March. It is kept the day after Holikā Dahana, which falls on Sunday 24 March. Pūrṇimā runs from 11:50 on Sun 24 Mar to 11:11 on Mon 25 Mar and covers all of sāyāhna on the 24th.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20499, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "end": { "local": "1929-03-26T11:05:33+03:26", "utc": "1929-03-26T07:39:33Z", "ms": -1286554826708.7751 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-03-25T11:12:09+03:26", "utc": "1929-03-25T07:46:09Z", "ms": -1286640830862.0642 }, "end": { "local": "1929-03-26T11:05:33+03:26", "utc": "1929-03-26T07:39:33Z", "ms": -1286554826708.7751 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-03-25", "window": { "start": { "local": "1929-03-25T05:25:22+03:26", "utc": "1929-03-25T01:59:22Z", "ms": -1286661637965.9758 }, "end": { "local": "1929-03-25T05:25:22+03:26", "utc": "1929-03-25T01:59:22Z", "ms": -1286661637965.9758 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-03-26", "window": { "start": { "local": "1929-03-26T05:23:54+03:26", "utc": "1929-03-26T01:57:54Z", "ms": -1286575325705.599 }, "end": { "local": "1929-03-26T05:23:54+03:26", "utc": "1929-03-26T01:57:54Z", "ms": -1286575325705.599 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 11:11 on Mon 25 Mar to 11:05 on Tue 26 Mar.", "fact": "1929-03-25T07:46:09Z → 1929-03-26T07:39:33Z" }, { "step": "kaala", "text": "Sunrise is at 05:24 on the 25th and 05:23 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be current at sunrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20499 s" }, { "step": "ruling", "text": "Vasantotsava, Mashhad, 1929: Tuesday 26 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": "1929-03-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-26", "confidence": "determinate" } ], "quote": "In Mashhad, Vasantotsava 1929 falls on Tuesday 26 March. Pratipadā runs from 11:11 on Mon 25 Mar to 11:05 on Tue 26 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-03-28", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27200, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-03-28T12:42:51+03:26", "utc": "1929-03-28T09:16:51Z", "ms": -1286376189310.5466 }, "end": { "local": "1929-03-29T14:25:42+03:26", "utc": "1929-03-29T10:59:42Z", "ms": -1286283617970.7825 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-03-28T12:42:51+03:26", "utc": "1929-03-28T09:16:51Z", "ms": -1286376189310.5466 }, "end": { "local": "1929-03-29T14:25:42+03:26", "utc": "1929-03-29T10:59:42Z", "ms": -1286283617970.7825 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-03-28", "window": { "start": { "local": "1929-03-28T20:58:14+03:26", "utc": "1929-03-28T17:32:14Z", "ms": -1286346466381.1934 }, "end": { "local": "1929-03-28T20:58:14+03:26", "utc": "1929-03-28T17:32:14Z", "ms": -1286346466381.1934 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-03-29", "window": { "start": { "local": "1929-03-29T21:59:02+03:26", "utc": "1929-03-29T18:33:02Z", "ms": -1286256417800.7122 }, "end": { "local": "1929-03-29T21:59:02+03:26", "utc": "1929-03-29T18:33:02Z", "ms": -1286256417800.7122 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 12:42 on Thu 28 Mar to 14:25 on Fri 29 Mar.", "fact": "1929-03-28T09:16:51Z → 1929-03-29T10:59:42Z" }, { "step": "kaala", "text": "Moonrise is at 20:57 on the 28th and 21:58 on the 29th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 28th and is not on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 27200 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Thursday 28 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": "1929-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-03-28", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Thursday 28 March. Caturthī runs from 12:42 on Thu 28 Mar to 14:25 on Fri 29 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-03-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35107, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-04-01T21:41:03+03:26", "utc": "1929-04-01T18:15:03Z", "ms": -1285998296528.632 }, "end": { "local": "1929-04-03T00:03:57+03:26", "utc": "1929-04-02T20:37:57Z", "ms": -1285903323409.9578 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-01T21:41:03+03:26", "utc": "1929-04-01T18:15:03Z", "ms": -1285998296528.632 }, "end": { "local": "1929-04-03T00:03:57+03:26", "utc": "1929-04-02T20:37:57Z", "ms": -1285903323409.9578 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-01", "window": { "start": { "local": "1929-04-01T11:07:56+03:26", "utc": "1929-04-01T07:41:56Z", "ms": -1286036283895.6565 }, "end": { "local": "1929-04-01T11:55:56+03:26", "utc": "1929-04-01T08:29:56Z", "ms": -1286033403895.6565 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-02", "window": { "start": { "local": "1929-04-02T11:07:38+03:26", "utc": "1929-04-02T07:41:38Z", "ms": -1285949901906.3286 }, "end": { "local": "1929-04-02T11:55:38+03:26", "utc": "1929-04-02T08:29:38Z", "ms": -1285947021906.3286 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:40 on Mon 1 Apr to 00:03 on Wed 3 Apr.", "fact": "1929-04-01T18:15:03Z → 1929-04-02T20:37:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 1st, 11:07–11:55 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 0 of 48 minutes on the 1st and 48 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 35107 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Mashhad, 1929: Tuesday 2 April.", "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": "1929-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-02", "confidence": "determinate" } ], "quote": "In Mashhad, Śītalāṣṭamī 1929 falls on Tuesday 2 April. Aṣṭamī runs from 21:40 on Mon 1 Apr to 00:03 on Wed 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-04-05", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3847, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-04-05T03:23:54+03:26", "utc": "1929-04-04T23:57:54Z", "ms": -1285718526172.2302 }, "end": { "local": "1929-04-06T04:03:52+03:26", "utc": "1929-04-06T00:37:52Z", "ms": -1285629728044.6863 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-05T03:23:54+03:26", "utc": "1929-04-04T23:57:54Z", "ms": -1285718526172.2302 }, "end": { "local": "1929-04-06T04:03:52+03:26", "utc": "1929-04-06T00:37:52Z", "ms": -1285629728044.6863 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-04-05", "window": { "start": { "local": "1929-04-05T05:09:25+03:26", "utc": "1929-04-05T01:43:25Z", "ms": -1285712195385.0522 }, "end": { "local": "1929-04-05T05:09:25+03:26", "utc": "1929-04-05T01:43:25Z", "ms": -1285712195385.0522 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-04-06", "window": { "start": { "local": "1929-04-06T05:07:59+03:26", "utc": "1929-04-06T01:41:59Z", "ms": -1285625880924.6338 }, "end": { "local": "1929-04-06T05:07:59+03:26", "utc": "1929-04-06T01:41:59Z", "ms": -1285625880924.6338 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:23 on Fri 5 Apr to 04:03 on Sat 6 Apr.", "fact": "1929-04-04T23:57:54Z → 1929-04-06T00:37:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:08 on the 5th and 05:07 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3847 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Mashhad, 1929: Friday 5 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": "1929-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-05", "confidence": "determinate" } ], "quote": "In Mashhad, Pāpamocanī Ekādaśī 1929 falls on Friday 5 April. Ekādaśī runs from 03:23 on Fri 5 Apr to 04:03 on Sat 6 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-04-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-04-07", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28250, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-07T03:59:55+03:26", "utc": "1929-04-07T00:33:55Z", "ms": -1285543565062.2993 }, "end": { "local": "1929-04-08T03:14:07+03:26", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-07T03:59:55+03:26", "utc": "1929-04-07T00:33:55Z", "ms": -1285543565062.2993 }, "end": { "local": "1929-04-08T03:14:07+03:26", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-04-06", "window": { "start": { "local": "1929-04-06T17:52:56+03:26", "utc": "1929-04-06T14:26:56Z", "ms": -1285579983956.6926 }, "end": { "local": "1929-04-06T19:22:45+03:26", "utc": "1929-04-06T15:56:45Z", "ms": -1285574594907.6045 } }, "covered_min": 0, "window_min": 90, "qualifies": false }, { "local_date": "1929-04-07", "window": { "start": { "local": "1929-04-07T17:53:47+03:26", "utc": "1929-04-07T14:27:47Z", "ms": -1285493533130.0862 }, "end": { "local": "1929-04-07T19:23:18+03:26", "utc": "1929-04-07T15:57:18Z", "ms": -1285488162159.2722 } }, "covered_min": 90, "window_min": 90, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:59 on Sun 7 Apr to 03:13 on Mon 8 Apr.", "fact": "1929-04-07T00:33:55Z → 1929-04-07T23:48:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:52–19:22 on the 6th, 17:53–19:22 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 90 minutes on the 6th and 90 of 90 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 28250 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Sunday 7 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": "1929-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-07", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Sunday 7 April. Trayodaśī runs from 03:59 on Sun 7 Apr to 03:13 on Mon 8 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-04-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-04-08", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7093, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-04-08T03:14:07+03:26", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "end": { "local": "1929-04-09T01:51:24+03:26", "utc": "1929-04-08T22:25:24Z", "ms": -1285378475665.1636 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-08T03:14:07+03:26", "utc": "1929-04-07T23:48:07Z", "ms": -1285459912508.819 }, "end": { "local": "1929-04-09T01:51:24+03:26", "utc": "1929-04-08T22:25:24Z", "ms": -1285378475665.1636 } }, "kaala": "nishita", "days": [ { "local_date": "1929-04-07", "window": { "start": { "local": "1929-04-07T23:05:28+03:26", "utc": "1929-04-07T19:39:28Z", "ms": -1285474831989.5334 }, "end": { "local": "1929-04-07T23:53:28+03:26", "utc": "1929-04-07T20:27:28Z", "ms": -1285471951989.5334 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-08", "window": { "start": { "local": "1929-04-08T23:05:11+03:26", "utc": "1929-04-08T19:39:11Z", "ms": -1285388448724.6206 }, "end": { "local": "1929-04-08T23:53:11+03:26", "utc": "1929-04-08T20:27:11Z", "ms": -1285385568724.6206 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:13 on Mon 8 Apr to 01:50 on Tue 9 Apr.", "fact": "1929-04-07T23:48:07Z → 1929-04-08T22:25:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:04–23:52 on the 7th, 23:04–23:52 on the 8th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7093 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Monday 8 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": "1929-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-08", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Monday 8 April. Caturdaśī runs from 03:13 on Mon 8 Apr to 01:50 on Tue 9 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-04-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35360, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-04-09T23:58:25+03:26", "utc": "1929-04-09T20:32:25Z", "ms": -1285298854643.6965 }, "end": { "local": "1929-04-10T21:42:40+03:26", "utc": "1929-04-10T18:16:40Z", "ms": -1285220599802.1829 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-09T23:58:25+03:26", "utc": "1929-04-09T20:32:25Z", "ms": -1285298854643.6965 }, "end": { "local": "1929-04-10T21:42:40+03:26", "utc": "1929-04-10T18:16:40Z", "ms": -1285220599802.1829 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-09", "window": { "start": { "local": "1929-04-09T11:05:37+03:26", "utc": "1929-04-09T07:39:37Z", "ms": -1285345223277.3481 }, "end": { "local": "1929-04-09T11:53:37+03:26", "utc": "1929-04-09T08:27:37Z", "ms": -1285342343277.3481 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-10", "window": { "start": { "local": "1929-04-10T11:05:20+03:26", "utc": "1929-04-10T07:39:20Z", "ms": -1285258839748.6123 }, "end": { "local": "1929-04-10T11:53:20+03:26", "utc": "1929-04-10T08:27:20Z", "ms": -1285255959748.6123 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:57 on Tue 9 Apr to 21:42 on Wed 10 Apr.", "fact": "1929-04-09T20:32:25Z → 1929-04-10T18:16:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:05–11:53 on the 9th, 11:04–11:52 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 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: paraviddha → only-day · margin 35360 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Mashhad, 1929: Wednesday 10 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha-caitra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-04-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-10", "confidence": "determinate" } ], "quote": "In Mashhad, Navarātrārambha (Caitra) (Chaitra Navratri) 1929 falls on Wednesday 10 April. Pratipadā runs from 23:57 on Tue 9 Apr to 21:42 on Wed 10 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16809, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-04-11T19:11:46+03:26", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-11T19:11:46+03:26", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-11", "window": { "start": { "local": "1929-04-11T11:05:04+03:26", "utc": "1929-04-11T07:39:04Z", "ms": -1285172455960.6665 }, "end": { "local": "1929-04-11T11:53:04+03:26", "utc": "1929-04-11T08:27:04Z", "ms": -1285169575960.6665 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:04:48+03:26", "utc": "1929-04-12T07:38:48Z", "ms": -1285086071901.1704 }, "end": { "local": "1929-04-12T11:52:48+03:26", "utc": "1929-04-12T08:26:48Z", "ms": -1285083191901.1704 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:11 on Thu 11 Apr to 16:32 on Fri 12 Apr.", "fact": "1929-04-11T15:45:46Z → 1929-04-12T13:06:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 11th, 11:04–11:52 on the 12th.", "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 11th and 48 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: unstated → only-day · margin 16809 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Mashhad, 1929: Friday 12 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": "1929-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-12", "confidence": "determinate" } ], "quote": "In Mashhad, Gaurī Tṛtīyā (Gangaur) 1929 falls on Friday 12 April. Tṛtīyā runs from 19:11 on Thu 11 Apr to 16:32 on Fri 12 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16809, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-04-11T19:11:46+03:26", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-11T19:11:46+03:26", "utc": "1929-04-11T15:45:46Z", "ms": -1285143254005.2378 }, "end": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-11", "window": { "start": { "local": "1929-04-11T11:05:04+03:26", "utc": "1929-04-11T07:39:04Z", "ms": -1285172455960.6665 }, "end": { "local": "1929-04-11T11:53:04+03:26", "utc": "1929-04-11T08:27:04Z", "ms": -1285169575960.6665 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:04:48+03:26", "utc": "1929-04-12T07:38:48Z", "ms": -1285086071901.1704 }, "end": { "local": "1929-04-12T11:52:48+03:26", "utc": "1929-04-12T08:26:48Z", "ms": -1285083191901.1704 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 19:11 on Thu 11 Apr to 16:32 on Fri 12 Apr.", "fact": "1929-04-11T15:45:46Z → 1929-04-12T13:06:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 11th, 11:04–11:52 on the 12th.", "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 11th and 48 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 16809 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Mashhad, 1929: Friday 12 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": "1929-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-12", "confidence": "determinate" } ], "quote": "In Mashhad, Saubhāgya Śayana Vrata 1929 falls on Friday 12 April. Tṛtīyā runs from 19:11 on Thu 11 Apr to 16:32 on Fri 12 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19792, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1929-04-13T10:28:04+03:26", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 }, "end": { "local": "1929-05-14T07:25:45+03:26", "utc": "1929-05-14T03:59:45Z", "ms": -1282334414935.0603 } }, "span": { "of": "transit", "start": { "local": "1929-04-13T10:28:04+03:26", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 }, "end": { "local": "1929-04-13T10:28:04+03:26", "utc": "1929-04-13T07:02:04Z", "ms": -1285001876045.0786 } }, "kaala": "day", "days": [ { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T04:59:35+03:26", "utc": "1929-04-12T01:33:35Z", "ms": -1285107985320.3381 }, "end": { "local": "1929-04-13T04:58:12+03:26", "utc": "1929-04-13T01:32:12Z", "ms": -1285021667664.3608 } }, "covered_min": 0, "window_min": 1439, "qualifies": false }, { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T04:58:12+03:26", "utc": "1929-04-13T01:32:12Z", "ms": -1285021667664.3608 }, "end": { "local": "1929-04-14T04:56:51+03:26", "utc": "1929-04-14T01:30:51Z", "ms": -1284935349445.7197 } }, "covered_min": 1, "window_min": 1439, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 10:27 on Sat 13 Apr.", "fact": "1929-04-13T07:02:04Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 04:59 on the 12th, and from 04:57 on the 13th.", "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 12th.", "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 19792 s" }, { "step": "ruling", "text": "Vaiśākhī, Mashhad, 1929: 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": "1929-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1929-04-13", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1929-04-13", "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 Mashhad, Vaiśākhī 1929 falls on Saturday 13 April. The Sun enters Meṣa at 10:27 on Sat 13 Apr, and the rule counts the day from sunrise.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-04-13", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7216, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "end": { "local": "1929-04-13T13:52:48+03:26", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-12T16:32:58+03:26", "utc": "1929-04-12T13:06:58Z", "ms": -1285066382405.9646 }, "end": { "local": "1929-04-13T13:52:48+03:26", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-12", "window": { "start": { "local": "1929-04-12T11:04:48+03:26", "utc": "1929-04-12T07:38:48Z", "ms": -1285086071901.1704 }, "end": { "local": "1929-04-12T11:52:48+03:26", "utc": "1929-04-12T08:26:48Z", "ms": -1285083191901.1704 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T11:04:32+03:26", "utc": "1929-04-13T07:38:32Z", "ms": -1284999687557.9082 }, "end": { "local": "1929-04-13T11:52:32+03:26", "utc": "1929-04-13T08:26:32Z", "ms": -1284996807557.9082 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:32 on Fri 12 Apr to 13:52 on Sat 13 Apr.", "fact": "1929-04-12T13:06:58Z → 1929-04-13T10:26:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 12th, 11:04–11:52 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7216 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Saturday 13 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": "1929-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-13", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Saturday 13 April. Caturthī runs from 16:32 on Fri 12 Apr to 13:52 on Sat 13 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-04-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 761, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-04-13T13:52:48+03:26", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "end": { "local": "1929-04-14T11:16:58+03:26", "utc": "1929-04-14T07:50:58Z", "ms": -1284912542320.8582 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-13T13:52:48+03:26", "utc": "1929-04-13T10:26:48Z", "ms": -1284989591909.593 }, "end": { "local": "1929-04-14T11:16:58+03:26", "utc": "1929-04-14T07:50:58Z", "ms": -1284912542320.8582 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-13", "window": { "start": { "local": "1929-04-13T11:04:32+03:26", "utc": "1929-04-13T07:38:32Z", "ms": -1284999687557.9082 }, "end": { "local": "1929-04-13T11:52:32+03:26", "utc": "1929-04-13T08:26:32Z", "ms": -1284996807557.9082 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-04-14", "window": { "start": { "local": "1929-04-14T11:04:17+03:26", "utc": "1929-04-14T07:38:17Z", "ms": -1284913302918.3916 }, "end": { "local": "1929-04-14T11:52:17+03:26", "utc": "1929-04-14T08:26:17Z", "ms": -1284910422918.3916 } }, "covered_min": 13, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 13:52 on Sat 13 Apr to 11:16 on Sun 14 Apr.", "fact": "1929-04-13T10:26:48Z → 1929-04-14T07:50:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 13th, 11:03–11:51 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 13 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: purvaviddha → only-day · margin 761 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Mashhad, 1929: Sunday 14 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": "1929-04-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-14", "confidence": "determinate" } ], "quote": "In Mashhad, Lakṣmī Pañcamī 1929 falls on Sunday 14 April. Pañcamī runs from 13:52 on Sat 13 Apr to 11:16 on Sun 14 Apr and covers 13 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16055, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-04-16T06:36:12+03:26", "utc": "1929-04-16T03:10:12Z", "ms": -1284756588017.6895 }, "end": { "local": "1929-04-17T04:38:06+03:26", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-16T06:36:12+03:26", "utc": "1929-04-16T03:10:12Z", "ms": -1284756588017.6895 }, "end": { "local": "1929-04-17T04:38:06+03:26", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-16", "window": { "start": { "local": "1929-04-16T11:03:47+03:26", "utc": "1929-04-16T07:37:47Z", "ms": -1284740532697.437 }, "end": { "local": "1929-04-16T11:51:47+03:26", "utc": "1929-04-16T08:25:47Z", "ms": -1284737652697.437 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-17", "window": { "start": { "local": "1929-04-17T11:03:33+03:26", "utc": "1929-04-17T07:37:33Z", "ms": -1284654147087.4165 }, "end": { "local": "1929-04-17T11:51:33+03:26", "utc": "1929-04-17T08:25:33Z", "ms": -1284651267087.4165 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 06:35 on Tue 16 Apr to 04:37 on Wed 17 Apr.", "fact": "1929-04-16T03:10:12Z → 1929-04-17T01:12:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:03–11:51 on the 16th, 11:03–11:51 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16055 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Mashhad, 1929: Tuesday 16 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": "1929-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-16", "confidence": "determinate" } ], "quote": "In Mashhad, Bhavānī Utpatti 1929 falls on Tuesday 16 April. Aṣṭamī runs from 06:35 on Tue 16 Apr to 04:37 on Wed 17 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23127, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-04-17T04:38:06+03:26", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "end": { "local": "1929-04-18T02:58:18+03:26", "utc": "1929-04-17T23:32:18Z", "ms": -1284596861726.9756 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-17T04:38:06+03:26", "utc": "1929-04-17T01:12:06Z", "ms": -1284677273782.4705 }, "end": { "local": "1929-04-18T02:58:18+03:26", "utc": "1929-04-17T23:32:18Z", "ms": -1284596861726.9756 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-17", "window": { "start": { "local": "1929-04-17T11:03:33+03:26", "utc": "1929-04-17T07:37:33Z", "ms": -1284654147087.4165 }, "end": { "local": "1929-04-17T11:51:33+03:26", "utc": "1929-04-17T08:25:33Z", "ms": -1284651267087.4165 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-18", "window": { "start": { "local": "1929-04-18T11:03:19+03:26", "utc": "1929-04-18T07:37:19Z", "ms": -1284567761124.037 }, "end": { "local": "1929-04-18T11:51:19+03:26", "utc": "1929-04-18T08:25:19Z", "ms": -1284564881124.037 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 04:37 on Wed 17 Apr to 02:57 on Thu 18 Apr.", "fact": "1929-04-17T01:12:06Z → 1929-04-17T23:32:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:03–11:51 on the 17th, 11:02–11:50 on the 18th.", "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 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23127 s" }, { "step": "ruling", "text": "Rāma Navamī, Mashhad, 1929: Wednesday 17 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": "1929-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-17", "confidence": "determinate" } ], "quote": "In Mashhad, Rāma Navamī 1929 falls on Wednesday 17 April. Navamī runs from 04:37 on Wed 17 Apr to 02:57 on Thu 18 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-04-19", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11478, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-04-19T01:38:53+03:26", "utc": "1929-04-18T22:12:53Z", "ms": -1284515227087.7341 }, "end": { "local": "1929-04-20T00:41:46+03:26", "utc": "1929-04-19T21:15:46Z", "ms": -1284432253725.697 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-19T01:38:53+03:26", "utc": "1929-04-18T22:12:53Z", "ms": -1284515227087.7341 }, "end": { "local": "1929-04-20T00:41:46+03:26", "utc": "1929-04-19T21:15:46Z", "ms": -1284432253725.697 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-04-19", "window": { "start": { "local": "1929-04-19T04:50:11+03:26", "utc": "1929-04-19T01:24:11Z", "ms": -1284503748911.6094 }, "end": { "local": "1929-04-19T04:50:11+03:26", "utc": "1929-04-19T01:24:11Z", "ms": -1284503748911.6094 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-04-20", "window": { "start": { "local": "1929-04-20T04:48:53+03:26", "utc": "1929-04-20T01:22:53Z", "ms": -1284417426707.2036 }, "end": { "local": "1929-04-20T04:48:53+03:26", "utc": "1929-04-20T01:22:53Z", "ms": -1284417426707.2036 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:38 on Fri 19 Apr to 00:41 on Sat 20 Apr.", "fact": "1929-04-18T22:12:53Z → 1929-04-19T21:15:46Z" }, { "step": "kaala", "text": "Sunrise is at 04:49 on the 19th and 04:48 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11478 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Mashhad, 1929: Friday 19 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": "1929-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-19", "confidence": "determinate" } ], "quote": "In Mashhad, Kāmadā Ekādaśī 1929 falls on Friday 19 April. Ekādaśī runs from 01:38 on Fri 19 Apr to 00:41 on Sat 20 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-04-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39225, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-21T00:08:54+03:26", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-21T00:08:54+03:26", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-21", "window": { "start": { "local": "1929-04-21T11:02:39+03:26", "utc": "1929-04-21T07:36:39Z", "ms": -1284308600952.533 }, "end": { "local": "1929-04-21T11:50:39+03:26", "utc": "1929-04-21T08:24:39Z", "ms": -1284305720952.533 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-22", "window": { "start": { "local": "1929-04-22T11:02:27+03:26", "utc": "1929-04-22T07:36:27Z", "ms": -1284222213413.7488 }, "end": { "local": "1929-04-22T11:50:27+03:26", "utc": "1929-04-22T08:24:27Z", "ms": -1284219333413.7488 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:08 on Sun 21 Apr to 00:01 on Mon 22 Apr.", "fact": "1929-04-20T20:42:54Z → 1929-04-21T20:36:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 21st, 11:01–11:49 on the 22nd.", "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 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 39225 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Mashhad, 1929: Sunday 21 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": "1929-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-21", "confidence": "determinate" } ], "quote": "In Mashhad, Anaṅga Trayodaśī 1929 falls on Sunday 21 April. Trayodaśī runs from 00:08 on Sun 21 Apr to 00:01 on Mon 22 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-04-21", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16262, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-04-21T00:08:54+03:26", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-21T00:08:54+03:26", "utc": "1929-04-20T20:42:54Z", "ms": -1284347826325.4207 }, "end": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-04-20", "window": { "start": { "local": "1929-04-20T18:04:51+03:26", "utc": "1929-04-20T14:38:51Z", "ms": -1284369669438.714 }, "end": { "local": "1929-04-20T19:30:33+03:26", "utc": "1929-04-20T16:04:33Z", "ms": -1284364527344.502 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1929-04-21", "window": { "start": { "local": "1929-04-21T18:05:42+03:26", "utc": "1929-04-21T14:39:42Z", "ms": -1284283218172.9429 }, "end": { "local": "1929-04-21T19:31:07+03:26", "utc": "1929-04-21T16:05:07Z", "ms": -1284278093077.284 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:08 on Sun 21 Apr to 00:01 on Mon 22 Apr.", "fact": "1929-04-20T20:42:54Z → 1929-04-21T20:36:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:04–19:30 on the 20th, 18:05–19:30 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 86 minutes on the 20th and 85 of 85 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 16262 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Sunday 21 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": "1929-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-21", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Sunday 21 April. Trayodaśī runs from 00:08 on Sun 21 Apr to 00:01 on Mon 22 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-04-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38339, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "end": { "local": "1929-04-23T00:23:15+03:26", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-22T00:02:09+03:26", "utc": "1929-04-21T20:36:09Z", "ms": -1284261830729.186 }, "end": { "local": "1929-04-23T00:23:15+03:26", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-22", "window": { "start": { "local": "1929-04-22T11:02:27+03:26", "utc": "1929-04-22T07:36:27Z", "ms": -1284222213413.7488 }, "end": { "local": "1929-04-22T11:50:27+03:26", "utc": "1929-04-22T08:24:27Z", "ms": -1284219333413.7488 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-23", "window": { "start": { "local": "1929-04-23T11:02:15+03:26", "utc": "1929-04-23T07:36:15Z", "ms": -1284135825440.6472 }, "end": { "local": "1929-04-23T11:50:15+03:26", "utc": "1929-04-23T08:24:15Z", "ms": -1284132945440.6472 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:01 on Mon 22 Apr to 00:22 on Tue 23 Apr.", "fact": "1929-04-21T20:36:09Z → 1929-04-22T20:57:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 22nd, 11:01–11:49 on the 23rd.", "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 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38339 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Mashhad, 1929: Monday 22 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": "1929-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-22", "confidence": "determinate" } ], "quote": "In Mashhad, Viṣṇudamanaka Caturdaśī 1929 falls on Monday 22 April. Caturdaśī runs from 00:01 on Mon 22 Apr to 00:22 on Tue 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35324, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-04-23T00:23:15+03:26", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "end": { "local": "1929-04-24T01:13:19+03:26", "utc": "1929-04-23T21:47:19Z", "ms": -1284084760592.935 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1929-04-23T00:23:15+03:26", "utc": "1929-04-22T20:57:15Z", "ms": -1284174164773.9055 }, "end": { "local": "1929-04-24T01:13:19+03:26", "utc": "1929-04-23T21:47:19Z", "ms": -1284084760592.935 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-04-23", "window": { "start": { "local": "1929-04-23T11:02:15+03:26", "utc": "1929-04-23T07:36:15Z", "ms": -1284135825440.6472 }, "end": { "local": "1929-04-23T11:50:15+03:26", "utc": "1929-04-23T08:24:15Z", "ms": -1284132945440.6472 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-04-24", "window": { "start": { "local": "1929-04-24T11:02:03+03:26", "utc": "1929-04-24T07:36:03Z", "ms": -1284049437017.787 }, "end": { "local": "1929-04-24T11:50:03+03:26", "utc": "1929-04-24T08:24:03Z", "ms": -1284046557017.787 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:22 on Tue 23 Apr to 01:12 on Wed 24 Apr.", "fact": "1929-04-22T20:57:15Z → 1929-04-23T21:47:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 23rd, 11:01–11:49 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35324 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Mashhad, 1929: Tuesday 23 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": "1929-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-23", "confidence": "determinate" } ], "quote": "In Mashhad, Caitrī Pūrṇimā 1929 falls on Tuesday 23 April. Pūrṇimā runs from 00:22 on Tue 23 Apr to 01:12 on Wed 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-04-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-04-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34815, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-04-27T06:27:58+03:26", "utc": "1929-04-27T03:01:58Z", "ms": -1283806682019.5671 }, "end": { "local": "1929-04-28T08:53:19+03:26", "utc": "1929-04-28T05:27:19Z", "ms": -1283711561483.3616 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-04-27T06:27:58+03:26", "utc": "1929-04-27T03:01:58Z", "ms": -1283806682019.5671 }, "end": { "local": "1929-04-28T08:53:19+03:26", "utc": "1929-04-28T05:27:19Z", "ms": -1283711561483.3616 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-04-26", "window": { "start": { "local": "1929-04-26T20:47:43+03:26", "utc": "1929-04-26T17:21:43Z", "ms": -1283841497183.501 }, "end": { "local": "1929-04-26T20:47:43+03:26", "utc": "1929-04-26T17:21:43Z", "ms": -1283841497183.501 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-04-27", "window": { "start": { "local": "1929-04-27T21:46:42+03:26", "utc": "1929-04-27T18:20:42Z", "ms": -1283751558131.2095 }, "end": { "local": "1929-04-27T21:46:42+03:26", "utc": "1929-04-27T18:20:42Z", "ms": -1283751558131.2095 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:27 on Sat 27 Apr to 08:52 on Sun 28 Apr.", "fact": "1929-04-27T03:01:58Z → 1929-04-28T05:27:19Z" }, { "step": "kaala", "text": "Moonrise is at 20:47 on the 26th and 21:46 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34815 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Saturday 27 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": "1929-04-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-04-27", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Saturday 27 April. Caturthī runs from 06:27 on Sat 27 Apr to 08:52 on Sun 28 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-04-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-05-05", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35028, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-05-04T18:47:28+03:26", "utc": "1929-05-04T15:21:28Z", "ms": -1283157511835.422 }, "end": { "local": "1929-05-05T18:14:28+03:26", "utc": "1929-05-05T14:48:28Z", "ms": -1283073092271.487 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-04T18:47:28+03:26", "utc": "1929-05-04T15:21:28Z", "ms": -1283157511835.422 }, "end": { "local": "1929-05-05T18:14:28+03:26", "utc": "1929-05-05T14:48:28Z", "ms": -1283073092271.487 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-05-05", "window": { "start": { "local": "1929-05-05T04:31:16+03:26", "utc": "1929-05-05T01:05:16Z", "ms": -1283122484054.756 }, "end": { "local": "1929-05-05T04:31:16+03:26", "utc": "1929-05-05T01:05:16Z", "ms": -1283122484054.756 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-05-06", "window": { "start": { "local": "1929-05-06T04:30:14+03:26", "utc": "1929-05-06T01:04:14Z", "ms": -1283036145887.154 }, "end": { "local": "1929-05-06T04:30:14+03:26", "utc": "1929-05-06T01:04:14Z", "ms": -1283036145887.154 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:46 on Sat 4 May to 18:13 on Sun 5 May.", "fact": "1929-05-04T15:21:28Z → 1929-05-05T14:48:28Z" }, { "step": "kaala", "text": "Sunrise is at 04:30 on the 5th and 04:29 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 35028 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Mashhad, 1929: Sunday 5 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": "1929-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-05", "confidence": "determinate" } ], "quote": "In Mashhad, Varūthinī Ekādaśī 1929 falls on Sunday 5 May. Ekādaśī runs from 18:46 on Sat 4 May to 18:13 on Sun 5 May and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-05-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-05-06", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4901, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-05-06T16:56:52+03:26", "utc": "1929-05-06T13:30:52Z", "ms": -1282991347760.3918 }, "end": { "local": "1929-05-07T14:59:25+03:26", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-06T16:56:52+03:26", "utc": "1929-05-06T13:30:52Z", "ms": -1282991347760.3918 }, "end": { "local": "1929-05-07T14:59:25+03:26", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-06", "window": { "start": { "local": "1929-05-06T18:18:33+03:26", "utc": "1929-05-06T14:52:33Z", "ms": -1282986446800.3232 }, "end": { "local": "1929-05-06T19:39:59+03:26", "utc": "1929-05-06T16:13:59Z", "ms": -1282981561424.0151 } }, "covered_min": 81, "window_min": 81, "qualifies": true }, { "local_date": "1929-05-07", "window": { "start": { "local": "1929-05-07T18:19:24+03:26", "utc": "1929-05-07T14:53:24Z", "ms": -1282899995630.192 }, "end": { "local": "1929-05-07T19:40:35+03:26", "utc": "1929-05-07T16:14:35Z", "ms": -1282895124986.542 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:56 on Mon 6 May to 14:58 on Tue 7 May.", "fact": "1929-05-06T13:30:52Z → 1929-05-07T11:33:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:18–19:39 on the 6th, 18:18–19:40 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 81 of 81 minutes on the 6th and 0 of 81 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 4901 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Monday 6 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": "1929-05-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-06", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Monday 6 May. Trayodaśī runs from 16:56 on Mon 6 May to 14:58 on Tue 7 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-05-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-05-07", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28824, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-05-07T14:59:25+03:26", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "end": { "local": "1929-05-08T12:28:51+03:26", "utc": "1929-05-08T09:02:51Z", "ms": -1282834628571.0298 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-07T14:59:25+03:26", "utc": "1929-05-07T11:33:25Z", "ms": -1282911994698.5083 }, "end": { "local": "1929-05-08T12:28:51+03:26", "utc": "1929-05-08T09:02:51Z", "ms": -1282834628571.0298 } }, "kaala": "nishita", "days": [ { "local_date": "1929-05-07", "window": { "start": { "local": "1929-05-07T22:59:49+03:26", "utc": "1929-05-07T19:33:49Z", "ms": -1282883170716.505 }, "end": { "local": "1929-05-07T23:47:49+03:26", "utc": "1929-05-07T20:21:49Z", "ms": -1282880290716.505 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-05-08", "window": { "start": { "local": "1929-05-08T22:59:46+03:26", "utc": "1929-05-08T19:33:46Z", "ms": -1282796774213.2886 }, "end": { "local": "1929-05-08T23:47:46+03:26", "utc": "1929-05-08T20:21:46Z", "ms": -1282793894213.2886 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 14:58 on Tue 7 May to 12:28 on Wed 8 May.", "fact": "1929-05-07T11:33:25Z → 1929-05-08T09:02:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:59–23:47 on the 7th, 22:59–23:47 on the 8th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28824 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Tuesday 7 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-07", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Tuesday 7 May. Caturdaśī runs from 14:58 on Tue 7 May to 12:28 on Wed 8 May and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-05-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5047, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-05-11T03:01:17+03:26", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-11T03:01:17+03:26", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-05-11", "window": { "start": { "local": "1929-05-11T04:25:24+03:26", "utc": "1929-05-11T00:59:24Z", "ms": -1282604435955.7043 }, "end": { "local": "1929-05-11T09:04:32+03:26", "utc": "1929-05-11T05:38:32Z", "ms": -1282587688136.853 } }, "covered_min": 279, "window_min": 279, "qualifies": true }, { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T04:24:30+03:26", "utc": "1929-05-12T00:58:30Z", "ms": -1282518089994.672 }, "end": { "local": "1929-05-12T09:04:13+03:26", "utc": "1929-05-12T05:38:13Z", "ms": -1282501307412.0195 } }, "covered_min": 0, "window_min": 280, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 03:00 on Sat 11 May to 23:42 on Sat 11 May.", "fact": "1929-05-10T23:35:17Z → 1929-05-11T20:16:37Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 04:24–09:04 on the 11th, 04:24–09:03 on the 12th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 279 of 279 minutes on the 11th and 0 of 280 on the 12th.", "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 5047 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Mashhad, 1929: Saturday 11 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": "1929-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-11", "confidence": "determinate" } ], "quote": "In Mashhad, Akṣaya Tṛtīyā 1929 falls on Saturday 11 May. Tṛtīyā runs from 03:00 on Sat 11 May to 23:42 on Sat 11 May and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14375, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-05-11T03:01:17+03:26", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-11T03:01:17+03:26", "utc": "1929-05-10T23:35:17Z", "ms": -1282609482559.8684 }, "end": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-10", "window": { "start": { "local": "1929-05-10T18:21:57+03:26", "utc": "1929-05-10T14:55:57Z", "ms": -1282640642993.6108 }, "end": { "local": "1929-05-10T19:42:25+03:26", "utc": "1929-05-10T16:16:25Z", "ms": -1282635815388.5566 } }, "covered_min": 0, "window_min": 80, "qualifies": false }, { "local_date": "1929-05-11", "window": { "start": { "local": "1929-05-11T18:22:48+03:26", "utc": "1929-05-11T14:56:48Z", "ms": -1282554192499.1506 }, "end": { "local": "1929-05-11T19:43:01+03:26", "utc": "1929-05-11T16:17:01Z", "ms": -1282549378831.8867 } }, "covered_min": 80, "window_min": 80, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 03:00 on Sat 11 May to 23:42 on Sat 11 May.", "fact": "1929-05-10T23:35:17Z → 1929-05-11T20:16:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:21–19:41 on the 10th, 18:22–19:42 on the 11th.", "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 80 minutes on the 10th and 80 of 80 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: paraviddha → only-day · margin 14375 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Mashhad, 1929: Saturday 11 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": "1929-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-11", "confidence": "determinate" } ], "quote": "In Mashhad, Paraśurāma Jayantī 1929 falls on Saturday 11 May. Tṛtīyā runs from 03:00 on Sat 11 May to 23:42 on Sat 11 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-05-12", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31510, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "end": { "local": "1929-05-12T20:33:13+03:26", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-11T23:42:37+03:26", "utc": "1929-05-11T20:16:37Z", "ms": -1282535003428.729 }, "end": { "local": "1929-05-12T20:33:13+03:26", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-11", "window": { "start": { "local": "1929-05-11T11:00:06+03:26", "utc": "1929-05-11T07:34:06Z", "ms": -1282580754227.4275 }, "end": { "local": "1929-05-11T11:48:06+03:26", "utc": "1929-05-11T08:22:06Z", "ms": -1282577874227.4275 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T11:00:04+03:26", "utc": "1929-05-12T07:34:04Z", "ms": -1282494356120.6934 }, "end": { "local": "1929-05-12T11:48:04+03:26", "utc": "1929-05-12T08:22:04Z", "ms": -1282491476120.6934 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:42 on Sat 11 May to 20:32 on Sun 12 May.", "fact": "1929-05-11T20:16:37Z → 1929-05-12T17:07:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 11th, 10:59–11:47 on the 12th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 11th and 48 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31510 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Sunday 12 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": "1929-05-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-12", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Sunday 12 May. Caturthī runs from 23:42 on Sat 11 May to 20:32 on Sun 12 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-05-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21155, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-05-12T20:33:13+03:26", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "end": { "local": "1929-05-13T17:40:38+03:26", "utc": "1929-05-13T14:14:38Z", "ms": -1282383922420.4836 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-12T20:33:13+03:26", "utc": "1929-05-12T17:07:13Z", "ms": -1282459966552.2712 }, "end": { "local": "1929-05-13T17:40:38+03:26", "utc": "1929-05-13T14:14:38Z", "ms": -1282383922420.4836 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-12", "window": { "start": { "local": "1929-05-12T11:00:04+03:26", "utc": "1929-05-12T07:34:04Z", "ms": -1282494356120.6934 }, "end": { "local": "1929-05-12T11:48:04+03:26", "utc": "1929-05-12T08:22:04Z", "ms": -1282491476120.6934 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-13", "window": { "start": { "local": "1929-05-13T11:00:03+03:26", "utc": "1929-05-13T07:34:03Z", "ms": -1282407957463.0195 }, "end": { "local": "1929-05-13T11:48:03+03:26", "utc": "1929-05-13T08:22:03Z", "ms": -1282405077463.0195 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:32 on Sun 12 May to 17:40 on Mon 13 May.", "fact": "1929-05-12T17:07:13Z → 1929-05-13T14:14:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 12th, 10:59–11:47 on the 13th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21155 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Mashhad, 1929: Monday 13 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": "1929-05-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-13", "confidence": "determinate" } ], "quote": "In Mashhad, Śaṅkara Jayantī 1929 falls on Monday 13 May. Pañcamī runs from 20:32 on Sun 12 May to 17:40 on Mon 13 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4944, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-05-14T15:11:18+03:26", "utc": "1929-05-14T11:45:18Z", "ms": -1282306482220.288 }, "end": { "local": "1929-05-15T13:10:26+03:26", "utc": "1929-05-15T09:44:26Z", "ms": -1282227334081.9739 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-14T15:11:18+03:26", "utc": "1929-05-14T11:45:18Z", "ms": -1282306482220.288 }, "end": { "local": "1929-05-15T13:10:26+03:26", "utc": "1929-05-15T09:44:26Z", "ms": -1282227334081.9739 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-14", "window": { "start": { "local": "1929-05-14T11:00:02+03:26", "utc": "1929-05-14T07:34:02Z", "ms": -1282321558258.5938 }, "end": { "local": "1929-05-14T11:48:02+03:26", "utc": "1929-05-14T08:22:02Z", "ms": -1282318678258.5938 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-15", "window": { "start": { "local": "1929-05-15T11:00:01+03:26", "utc": "1929-05-15T07:34:01Z", "ms": -1282235158510.9412 }, "end": { "local": "1929-05-15T11:48:01+03:26", "utc": "1929-05-15T08:22:01Z", "ms": -1282232278510.9412 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 15:10 on Tue 14 May to 13:09 on Wed 15 May.", "fact": "1929-05-14T11:45:18Z → 1929-05-15T09:44:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 14th, 10:59–11:47 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 4944 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Mashhad, 1929: Wednesday 15 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": "1929-05-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-15", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṅgotpatti (Ganga Saptami) 1929 falls on Wednesday 15 May. Saptamī runs from 15:10 on Tue 14 May to 13:09 on Wed 15 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-05-19", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22061, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-05-18T10:27:17+03:26", "utc": "1929-05-18T07:01:17Z", "ms": -1281977923124.449 }, "end": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-18T10:27:17+03:26", "utc": "1929-05-18T07:01:17Z", "ms": -1281977923124.449 }, "end": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-05-18", "window": { "start": { "local": "1929-05-18T04:19:35+03:26", "utc": "1929-05-18T00:53:35Z", "ms": -1281999984586.679 }, "end": { "local": "1929-05-18T04:19:35+03:26", "utc": "1929-05-18T00:53:35Z", "ms": -1281999984586.679 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T04:18:51+03:26", "utc": "1929-05-19T00:52:51Z", "ms": -1281913628536.9124 }, "end": { "local": "1929-05-19T04:18:51+03:26", "utc": "1929-05-19T00:52:51Z", "ms": -1281913628536.9124 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:26 on Sat 18 May to 10:40 on Sun 19 May.", "fact": "1929-05-18T07:01:17Z → 1929-05-19T07:14:54Z" }, { "step": "kaala", "text": "Sunrise is at 04:19 on the 18th and 04:18 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 22061 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Mashhad, 1929: Sunday 19 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": "1929-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-19", "confidence": "determinate" } ], "quote": "In Mashhad, Mohinī Ekādaśī 1929 falls on Sunday 19 May. Ekādaśī runs from 10:26 on Sat 18 May to 10:40 on Sun 19 May and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-05-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1151, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T11:00:06+03:26", "utc": "1929-05-19T07:34:06Z", "ms": -1281889554142.9556 }, "end": { "local": "1929-05-19T11:48:06+03:26", "utc": "1929-05-19T08:22:06Z", "ms": -1281886674142.9556 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T11:00:08+03:26", "utc": "1929-05-20T07:34:08Z", "ms": -1281803151719.705 }, "end": { "local": "1929-05-20T11:48:08+03:26", "utc": "1929-05-20T08:22:08Z", "ms": -1281800271719.705 } }, "covered_min": 26, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 10:40 on Sun 19 May to 11:25 on Mon 20 May.", "fact": "1929-05-19T07:14:54Z → 1929-05-20T07:59:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 19th, 10:59–11:47 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 26 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1151 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Mashhad, 1929: Sunday 19 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": "1929-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-19", "confidence": "determinate" } ], "quote": "In Mashhad, Paraśurāma Dvādaśī 1929 falls on Sunday 19 May. Dvādaśī runs from 10:40 on Sun 19 May to 11:25 on Mon 20 May and covers all of madhyāhna that midday. It also reaches the next midday for 26 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1151, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-19T10:40:54+03:26", "utc": "1929-05-19T07:14:54Z", "ms": -1281890705559.9546 }, "end": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-19", "window": { "start": { "local": "1929-05-19T11:00:06+03:26", "utc": "1929-05-19T07:34:06Z", "ms": -1281889554142.9556 }, "end": { "local": "1929-05-19T11:48:06+03:26", "utc": "1929-05-19T08:22:06Z", "ms": -1281886674142.9556 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T11:00:08+03:26", "utc": "1929-05-20T07:34:08Z", "ms": -1281803151719.705 }, "end": { "local": "1929-05-20T11:48:08+03:26", "utc": "1929-05-20T08:22:08Z", "ms": -1281800271719.705 } }, "covered_min": 26, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 10:40 on Sun 19 May to 11:25 on Mon 20 May.", "fact": "1929-05-19T07:14:54Z → 1929-05-20T07:59:52Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 19th, 10:59–11:47 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 26 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1151 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Mashhad, 1929: Sunday 19 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": "1929-05-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-19", "confidence": "determinate" } ], "quote": "In Mashhad, Rukmiṇī Dvādaśī 1929 falls on Sunday 19 May. Dvādaśī runs from 10:40 on Sun 19 May to 11:25 on Mon 20 May and covers all of madhyāhna that midday. It also reaches the next midday for 26 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-05-20", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21107, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "end": { "local": "1929-05-21T12:39:07+03:26", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-20T11:25:52+03:26", "utc": "1929-05-20T07:59:52Z", "ms": -1281801608095.3135 }, "end": { "local": "1929-05-21T12:39:07+03:26", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-20", "window": { "start": { "local": "1929-05-20T18:30:08+03:26", "utc": "1929-05-20T15:04:08Z", "ms": -1281776152481.5022 }, "end": { "local": "1929-05-20T19:48:26+03:26", "utc": "1929-05-20T16:22:26Z", "ms": -1281771453727.8284 } }, "covered_min": 78, "window_min": 78, "qualifies": true }, { "local_date": "1929-05-21", "window": { "start": { "local": "1929-05-21T18:30:54+03:26", "utc": "1929-05-21T15:04:54Z", "ms": -1281689705711.2815 }, "end": { "local": "1929-05-21T19:49:02+03:26", "utc": "1929-05-21T16:23:02Z", "ms": -1281685018433.7747 } }, "covered_min": 0, "window_min": 78, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:25 on Mon 20 May to 12:38 on Tue 21 May.", "fact": "1929-05-20T07:59:52Z → 1929-05-21T09:13:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–19:47 on the 20th, 18:30–19:48 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 78 of 78 minutes on the 20th and 0 of 78 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 21107 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Monday 20 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": "1929-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-20", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Monday 20 May. Trayodaśī runs from 11:25 on Mon 20 May to 12:38 on Tue 21 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-05-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15275, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-05-21T12:39:07+03:26", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "end": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-21T12:39:07+03:26", "utc": "1929-05-21T09:13:07Z", "ms": -1281710812714.6304 }, "end": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-05-21", "window": { "start": { "local": "1929-05-21T18:30:54+03:26", "utc": "1929-05-21T15:04:54Z", "ms": -1281689705711.2815 }, "end": { "local": "1929-05-21T19:49:02+03:26", "utc": "1929-05-21T16:23:02Z", "ms": -1281685018433.7747 } }, "covered_min": 78, "window_min": 78, "qualifies": true }, { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T18:31:41+03:26", "utc": "1929-05-22T15:05:41Z", "ms": -1281603259466.394 }, "end": { "local": "1929-05-22T19:49:37+03:26", "utc": "1929-05-22T16:23:37Z", "ms": -1281598583383.0964 } }, "covered_min": 0, "window_min": 78, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 12:38 on Tue 21 May to 14:16 on Wed 22 May.", "fact": "1929-05-21T09:13:07Z → 1929-05-22T10:51:05Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:30–19:48 on the 21st, 18:31–19:49 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 78 of 78 minutes on the 21st and 0 of 78 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 15275 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Mashhad, 1929: Tuesday 21 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": "1929-05-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-21", "confidence": "determinate" } ], "quote": "In Mashhad, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1929 falls on Tuesday 21 May. Caturdaśī runs from 12:38 on Tue 21 May to 14:16 on Wed 22 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8931, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T16:15:44+03:26", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T16:15:44+03:26", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T11:00:15+03:26", "utc": "1929-05-22T07:34:15Z", "ms": -1281630345298.187 }, "end": { "local": "1929-05-22T11:48:15+03:26", "utc": "1929-05-22T08:22:15Z", "ms": -1281627465298.187 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-23", "window": { "start": { "local": "1929-05-23T11:00:19+03:26", "utc": "1929-05-23T07:34:19Z", "ms": -1281543941308.647 }, "end": { "local": "1929-05-23T11:48:19+03:26", "utc": "1929-05-23T08:22:19Z", "ms": -1281541061308.647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:16 on Wed 22 May to 16:15 on Thu 23 May.", "fact": "1929-05-22T10:51:05Z → 1929-05-23T12:49:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 22nd, 10:59–11:47 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8931 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Mashhad, 1929: Thursday 23 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": "1929-05-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-23", "confidence": "determinate" } ], "quote": "In Mashhad, Buddha Pūrṇimā 1929 falls on Thursday 23 May. Pūrṇimā runs from 14:16 on Wed 22 May to 16:15 on Thu 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8931, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T16:15:44+03:26", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-22T14:17:05+03:26", "utc": "1929-05-22T10:51:05Z", "ms": -1281618534609.0933 }, "end": { "local": "1929-05-23T16:15:44+03:26", "utc": "1929-05-23T12:49:44Z", "ms": -1281525016341.7126 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-05-22", "window": { "start": { "local": "1929-05-22T11:00:15+03:26", "utc": "1929-05-22T07:34:15Z", "ms": -1281630345298.187 }, "end": { "local": "1929-05-22T11:48:15+03:26", "utc": "1929-05-22T08:22:15Z", "ms": -1281627465298.187 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-05-23", "window": { "start": { "local": "1929-05-23T11:00:19+03:26", "utc": "1929-05-23T07:34:19Z", "ms": -1281543941308.647 }, "end": { "local": "1929-05-23T11:48:19+03:26", "utc": "1929-05-23T08:22:19Z", "ms": -1281541061308.647 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:16 on Wed 22 May to 16:15 on Thu 23 May.", "fact": "1929-05-22T10:51:05Z → 1929-05-23T12:49:44Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 22nd, 10:59–11:47 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 8931 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Mashhad, 1929: Thursday 23 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": "1929-05-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-23", "confidence": "determinate" } ], "quote": "In Mashhad, Sampat Gaurī Vrata 1929 falls on Thursday 23 May. Pūrṇimā runs from 14:16 on Wed 22 May to 16:15 on Thu 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-05-27", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-05-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7038, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-05-26T23:25:10+03:26", "utc": "1929-05-26T19:59:10Z", "ms": -1281240050342.1934 }, "end": { "local": "1929-05-28T01:50:47+03:26", "utc": "1929-05-27T22:24:47Z", "ms": -1281144913163.0278 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-05-26T23:25:10+03:26", "utc": "1929-05-26T19:59:10Z", "ms": -1281240050342.1934 }, "end": { "local": "1929-05-28T01:50:47+03:26", "utc": "1929-05-27T22:24:47Z", "ms": -1281144913163.0278 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-05-26", "window": { "start": { "local": "1929-05-26T21:27:52+03:26", "utc": "1929-05-26T18:01:52Z", "ms": -1281247088044.0493 }, "end": { "local": "1929-05-26T21:27:52+03:26", "utc": "1929-05-26T18:01:52Z", "ms": -1281247088044.0493 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-05-27", "window": { "start": { "local": "1929-05-27T22:14:52+03:26", "utc": "1929-05-27T18:48:52Z", "ms": -1281157868259.6047 }, "end": { "local": "1929-05-27T22:14:52+03:26", "utc": "1929-05-27T18:48:52Z", "ms": -1281157868259.6047 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:24 on Sun 26 May to 01:50 on Tue 28 May.", "fact": "1929-05-26T19:59:10Z → 1929-05-27T22:24:47Z" }, { "step": "kaala", "text": "Moonrise is at 21:27 on the 26th and 22:14 on the 27th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7038 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Monday 27 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": "1929-05-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-05-27", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Monday 27 May. Caturthī runs from 23:24 on Sun 26 May to 01:50 on Tue 28 May and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-05-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-06-04", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4467, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-06-03T07:00:14+03:26", "utc": "1929-06-03T03:34:14Z", "ms": -1280607946228.303 }, "end": { "local": "1929-06-04T05:25:16+03:26", "utc": "1929-06-04T01:59:16Z", "ms": -1280527244445.9934 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-03T07:00:14+03:26", "utc": "1929-06-03T03:34:14Z", "ms": -1280607946228.303 }, "end": { "local": "1929-06-04T05:25:16+03:26", "utc": "1929-06-04T01:59:16Z", "ms": -1280527244445.9934 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-06-03", "window": { "start": { "local": "1929-06-03T04:11:06+03:26", "utc": "1929-06-03T00:45:06Z", "ms": -1280618094139.7212 }, "end": { "local": "1929-06-03T04:11:06+03:26", "utc": "1929-06-03T00:45:06Z", "ms": -1280618094139.7212 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-06-04", "window": { "start": { "local": "1929-06-04T04:10:48+03:26", "utc": "1929-06-04T00:44:48Z", "ms": -1280531711622.024 }, "end": { "local": "1929-06-04T04:10:48+03:26", "utc": "1929-06-04T00:44:48Z", "ms": -1280531711622.024 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:59 on Mon 3 Jun to 05:24 on Tue 4 Jun.", "fact": "1929-06-03T03:34:14Z → 1929-06-04T01:59:16Z" }, { "step": "kaala", "text": "Sunrise is at 04:10 on the 3rd and 04:10 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4467 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Mashhad, 1929: Tuesday 4 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": "1929-06-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-04", "confidence": "determinate" } ], "quote": "In Mashhad, Aparā Ekādaśī 1929 falls on Tuesday 4 June. Ekādaśī runs from 06:59 on Mon 3 Jun to 05:24 on Tue 4 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-06-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-06-05", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15635, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-06-05T03:09:02+03:26", "utc": "1929-06-04T23:43:02Z", "ms": -1280449017792.5886 }, "end": { "local": "1929-06-06T00:17:42+03:26", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-05T03:09:02+03:26", "utc": "1929-06-04T23:43:02Z", "ms": -1280449017792.5886 }, "end": { "local": "1929-06-06T00:17:42+03:26", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-04", "window": { "start": { "local": "1929-06-04T18:40:40+03:26", "utc": "1929-06-04T15:14:40Z", "ms": -1280479520417.4985 }, "end": { "local": "1929-06-04T19:56:39+03:26", "utc": "1929-06-04T16:30:39Z", "ms": -1280474961343.7244 } }, "covered_min": 0, "window_min": 76, "qualifies": false }, { "local_date": "1929-06-05", "window": { "start": { "local": "1929-06-05T18:41:15+03:26", "utc": "1929-06-05T15:15:15Z", "ms": -1280393084958.2542 }, "end": { "local": "1929-06-05T19:57:08+03:26", "utc": "1929-06-05T16:31:08Z", "ms": -1280388532479.5405 } }, "covered_min": 76, "window_min": 76, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:08 on Wed 5 Jun to 00:17 on Thu 6 Jun.", "fact": "1929-06-04T23:43:02Z → 1929-06-05T20:51:42Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:40–19:56 on the 4th, 18:40–19:56 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 0 of 76 minutes on the 4th and 76 of 76 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 15635 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Wednesday 5 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": "1929-06-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-05", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Wednesday 5 June. Trayodaśī runs from 03:08 on Wed 5 Jun to 00:17 on Thu 6 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-06-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-06-05", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-05", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1676, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-06-06T00:17:42+03:26", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "end": { "local": "1929-06-06T20:59:07+03:26", "utc": "1929-06-06T17:33:07Z", "ms": -1280298412519.4734 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-06T00:17:42+03:26", "utc": "1929-06-05T20:51:42Z", "ms": -1280372897597.2046 }, "end": { "local": "1929-06-06T20:59:07+03:26", "utc": "1929-06-06T17:33:07Z", "ms": -1280298412519.4734 } }, "kaala": "nishita", "days": [ { "local_date": "1929-06-05", "window": { "start": { "local": "1929-06-05T23:01:47+03:26", "utc": "1929-06-05T19:35:47Z", "ms": -1280377453163.0776 }, "end": { "local": "1929-06-05T23:49:47+03:26", "utc": "1929-06-05T20:23:47Z", "ms": -1280374573163.0776 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-06-06", "window": { "start": { "local": "1929-06-06T23:01:58+03:26", "utc": "1929-06-06T19:35:58Z", "ms": -1280291042093.8467 }, "end": { "local": "1929-06-06T23:49:58+03:26", "utc": "1929-06-06T20:23:58Z", "ms": -1280288162093.8467 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:17 on Thu 6 Jun to 20:58 on Thu 6 Jun.", "fact": "1929-06-05T20:51:42Z → 1929-06-06T17:33:07Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:01–23:49 on the 5th, 23:01–23:49 on the 6th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 5th and 0 of 48 on the 6th.", "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 1676 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Wednesday 5 June.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-06-05", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-05", "confidence": "boundary" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Wednesday 5 June. Caturdaśī runs from 00:17 on Thu 6 Jun to 20:58 on Thu 6 Jun, and reaches niśītha on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-06-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4156, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-06-09T09:53:20+03:26", "utc": "1929-06-09T06:27:20Z", "ms": -1280079159829.8726 }, "end": { "local": "1929-06-10T06:21:16+03:26", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-09T09:53:20+03:26", "utc": "1929-06-09T06:27:20Z", "ms": -1280079159829.8726 }, "end": { "local": "1929-06-10T06:21:16+03:26", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-09", "window": { "start": { "local": "1929-06-09T11:02:36+03:26", "utc": "1929-06-09T07:36:36Z", "ms": -1280075003532.6113 }, "end": { "local": "1929-06-09T11:50:36+03:26", "utc": "1929-06-09T08:24:36Z", "ms": -1280072123532.6113 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-10", "window": { "start": { "local": "1929-06-10T11:02:48+03:26", "utc": "1929-06-10T07:36:48Z", "ms": -1279988592204.0615 }, "end": { "local": "1929-06-10T11:50:48+03:26", "utc": "1929-06-10T08:24:48Z", "ms": -1279985712204.0615 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 09:52 on Sun 9 Jun to 06:20 on Mon 10 Jun.", "fact": "1929-06-09T06:27:20Z → 1929-06-10T02:55:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 9th, 11:02–11:50 on the 10th.", "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 9th and 0 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 4156 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Mashhad, 1929: Sunday 9 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rambha-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Rambha trtiya (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-09", "confidence": "determinate" } ], "quote": "In Mashhad, Rambhā Tṛtīyā 1929 falls on Sunday 9 June. Tṛtīyā runs from 09:52 on Sun 9 Jun to 06:20 on Mon 10 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-06-10", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16892, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-06-10T06:21:16+03:26", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "end": { "local": "1929-06-11T03:10:25+03:26", "utc": "1929-06-10T23:44:25Z", "ms": -1279930535450.3108 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-10T06:21:16+03:26", "utc": "1929-06-10T02:55:16Z", "ms": -1280005484296.9917 }, "end": { "local": "1929-06-11T03:10:25+03:26", "utc": "1929-06-10T23:44:25Z", "ms": -1279930535450.3108 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-10", "window": { "start": { "local": "1929-06-10T11:02:48+03:26", "utc": "1929-06-10T07:36:48Z", "ms": -1279988592204.0615 }, "end": { "local": "1929-06-10T11:50:48+03:26", "utc": "1929-06-10T08:24:48Z", "ms": -1279985712204.0615 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-11", "window": { "start": { "local": "1929-06-11T11:02:59+03:26", "utc": "1929-06-11T07:36:59Z", "ms": -1279902180658.9224 }, "end": { "local": "1929-06-11T11:50:59+03:26", "utc": "1929-06-11T08:24:59Z", "ms": -1279899300658.9224 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:20 on Mon 10 Jun to 03:09 on Tue 11 Jun.", "fact": "1929-06-10T02:55:16Z → 1929-06-10T23:44:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 10th, 11:02–11:50 on the 11th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16892 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Monday 10 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": "1929-06-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-10", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Monday 10 June. Caturthī runs from 06:20 on Mon 10 Jun to 03:09 on Tue 11 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-06-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38022, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-06-12T00:29:29+03:26", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-12T22:25:42+03:26", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-12T00:29:29+03:26", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-12T22:25:42+03:26", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-12", "window": { "start": { "local": "1929-06-12T11:03:11+03:26", "utc": "1929-06-12T07:37:11Z", "ms": -1279815768921.8162 }, "end": { "local": "1929-06-12T11:51:11+03:26", "utc": "1929-06-12T08:25:11Z", "ms": -1279812888921.8162 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-13", "window": { "start": { "local": "1929-06-13T11:03:23+03:26", "utc": "1929-06-13T07:37:23Z", "ms": -1279729357016.152 }, "end": { "local": "1929-06-13T11:51:23+03:26", "utc": "1929-06-13T08:25:23Z", "ms": -1279726477016.152 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:28 on Wed 12 Jun to 22:25 on Wed 12 Jun.", "fact": "1929-06-11T21:03:29Z → 1929-06-12T18:59:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 12th, 11:02–11:50 on the 13th.", "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 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 38022 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Mashhad, 1929: Wednesday 12 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": "1929-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-12", "confidence": "determinate" } ], "quote": "In Mashhad, Araṇya Gaurī Vrata 1929 falls on Wednesday 12 June. Ṣaṣṭhī runs from 00:28 on Wed 12 Jun to 22:25 on Wed 12 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38022, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-06-12T00:29:29+03:26", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-12T22:25:42+03:26", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-12T00:29:29+03:26", "utc": "1929-06-11T21:03:29Z", "ms": -1279853791326.8323 }, "end": { "local": "1929-06-12T22:25:42+03:26", "utc": "1929-06-12T18:59:42Z", "ms": -1279774817578.9326 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-12", "window": { "start": { "local": "1929-06-12T11:03:11+03:26", "utc": "1929-06-12T07:37:11Z", "ms": -1279815768921.8162 }, "end": { "local": "1929-06-12T11:51:11+03:26", "utc": "1929-06-12T08:25:11Z", "ms": -1279812888921.8162 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-13", "window": { "start": { "local": "1929-06-13T11:03:23+03:26", "utc": "1929-06-13T07:37:23Z", "ms": -1279729357016.152 }, "end": { "local": "1929-06-13T11:51:23+03:26", "utc": "1929-06-13T08:25:23Z", "ms": -1279726477016.152 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:28 on Wed 12 Jun to 22:25 on Wed 12 Jun.", "fact": "1929-06-11T21:03:29Z → 1929-06-12T18:59:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 12th, 11:02–11:50 on the 13th.", "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 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: purvaviddha → only-day · margin 38022 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Mashhad, 1929: Wednesday 12 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": "1929-06-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-12", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1929 falls on Wednesday 12 June. Ṣaṣṭhī runs from 00:28 on Wed 12 Jun to 22:25 on Wed 12 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-06-17", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19310, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-06-16T21:24:08+03:26", "utc": "1929-06-16T17:58:08Z", "ms": -1279432911944.486 }, "end": { "local": "1929-06-17T22:47:53+03:26", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-16T21:24:08+03:26", "utc": "1929-06-16T17:58:08Z", "ms": -1279432911944.486 }, "end": { "local": "1929-06-17T22:47:53+03:26", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-06-17", "window": { "start": { "local": "1929-06-17T04:09:37+03:26", "utc": "1929-06-17T00:43:37Z", "ms": -1279408583096.2004 }, "end": { "local": "1929-06-17T04:09:37+03:26", "utc": "1929-06-17T00:43:37Z", "ms": -1279408583096.2004 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T04:09:43+03:26", "utc": "1929-06-18T00:43:43Z", "ms": -1279322176980.4917 }, "end": { "local": "1929-06-18T04:09:43+03:26", "utc": "1929-06-18T00:43:43Z", "ms": -1279322176980.4917 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:23 on Sun 16 Jun to 22:47 on Mon 17 Jun.", "fact": "1929-06-16T17:58:08Z → 1929-06-17T19:21:53Z" }, { "step": "kaala", "text": "Sunrise is at 04:09 on the 17th and 04:09 on the 18th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 17th and is not on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19310 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Mashhad, 1929: Monday 17 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": "1929-06-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-17", "confidence": "determinate" } ], "quote": "In Mashhad, Nirjalā Ekādaśī 1929 falls on Monday 17 June. Ekādaśī runs from 21:23 on Sun 16 Jun to 22:47 on Mon 17 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-06-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37525, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-06-17T22:47:53+03:26", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "end": { "local": "1929-06-19T00:39:12+03:26", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-17T22:47:53+03:26", "utc": "1929-06-17T19:21:53Z", "ms": -1279341487259.6152 }, "end": { "local": "1929-06-19T00:39:12+03:26", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T11:04:24+03:26", "utc": "1929-06-18T07:38:24Z", "ms": -1279297295719.4492 }, "end": { "local": "1929-06-18T11:52:24+03:26", "utc": "1929-06-18T08:26:24Z", "ms": -1279294415719.4492 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-06-19", "window": { "start": { "local": "1929-06-19T11:04:37+03:26", "utc": "1929-06-19T07:38:37Z", "ms": -1279210883251.7295 }, "end": { "local": "1929-06-19T11:52:37+03:26", "utc": "1929-06-19T08:26:37Z", "ms": -1279208003251.7295 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 22:47 on Mon 17 Jun to 00:38 on Wed 19 Jun.", "fact": "1929-06-17T19:21:53Z → 1929-06-18T21:13:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:03–11:51 on the 18th, 11:04–11:52 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 37525 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Mashhad, 1929: Tuesday 18 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": "1929-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-18", "confidence": "determinate" } ], "quote": "In Mashhad, Śrī Rāma Dvādaśī 1929 falls on Tuesday 18 June. Dvādaśī runs from 22:47 on Mon 17 Jun to 00:38 on Wed 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-06-19", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16624, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-06-19T00:39:12+03:26", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "end": { "local": "1929-06-20T02:50:06+03:26", "utc": "1929-06-19T23:24:06Z", "ms": -1279154153840.492 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-19T00:39:12+03:26", "utc": "1929-06-18T21:13:12Z", "ms": -1279248408033.9158 }, "end": { "local": "1929-06-20T02:50:06+03:26", "utc": "1929-06-19T23:24:06Z", "ms": -1279154153840.492 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-18", "window": { "start": { "local": "1929-06-18T18:47:06+03:26", "utc": "1929-06-18T15:21:06Z", "ms": -1279269534458.407 }, "end": { "local": "1929-06-18T20:02:08+03:26", "utc": "1929-06-18T16:36:08Z", "ms": -1279265032433.9844 } }, "covered_min": 0, "window_min": 75, "qualifies": false }, { "local_date": "1929-06-19", "window": { "start": { "local": "1929-06-19T18:47:23+03:26", "utc": "1929-06-19T15:21:23Z", "ms": -1279183117228.221 }, "end": { "local": "1929-06-19T20:02:24+03:26", "utc": "1929-06-19T16:36:24Z", "ms": -1279178616264.2178 } }, "covered_min": 75, "window_min": 75, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:38 on Wed 19 Jun to 02:49 on Thu 20 Jun.", "fact": "1929-06-18T21:13:12Z → 1929-06-19T23:24:06Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:46–20:01 on the 18th, 18:46–20:01 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 0 of 75 minutes on the 18th and 75 of 75 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 16624 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Wednesday 19 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": "1929-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-19", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Wednesday 19 June. Trayodaśī runs from 00:38 on Wed 19 Jun to 02:49 on Thu 20 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-06-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33018, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-06-21T05:12:57+03:26", "utc": "1929-06-21T01:46:57Z", "ms": -1279059183446.1113 }, "end": { "local": "1929-06-22T07:40:54+03:26", "utc": "1929-06-22T04:14:54Z", "ms": -1278963905651.4712 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-21T05:12:57+03:26", "utc": "1929-06-21T01:46:57Z", "ms": -1279059183446.1113 }, "end": { "local": "1929-06-22T07:40:54+03:26", "utc": "1929-06-22T04:14:54Z", "ms": -1278963905651.4712 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-06-20", "window": { "start": { "local": "1929-06-20T18:47:38+03:26", "utc": "1929-06-20T15:21:38Z", "ms": -1279096701525.4917 }, "end": { "local": "1929-06-20T20:02:39+03:26", "utc": "1929-06-20T16:36:39Z", "ms": -1279092201211.1787 } }, "covered_min": 0, "window_min": 75, "qualifies": false }, { "local_date": "1929-06-21", "window": { "start": { "local": "1929-06-21T18:47:53+03:26", "utc": "1929-06-21T15:21:53Z", "ms": -1279010287371.5059 }, "end": { "local": "1929-06-21T20:02:53+03:26", "utc": "1929-06-21T16:36:53Z", "ms": -1279005787295.953 } }, "covered_min": 75, "window_min": 75, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:12 on Fri 21 Jun to 07:40 on Sat 22 Jun.", "fact": "1929-06-21T01:46:57Z → 1929-06-22T04:14:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:47–20:02 on the 20th, 18:47–20:02 on the 21st.", "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 75 minutes on the 20th and 75 of 75 on the 21st.", "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 33018 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Mashhad, 1929: Friday 21 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": "1929-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-21", "confidence": "determinate" } ], "quote": "In Mashhad, Vaṭa Sāvitrī Vrata 1929 falls on Friday 21 June. Pūrṇimā runs from 05:12 on Fri 21 Jun to 07:40 on Sat 22 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-06-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20038, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-06-25T14:38:18+03:26", "utc": "1929-06-25T11:12:18Z", "ms": -1278679662001.0488 }, "end": { "local": "1929-06-26T16:30:26+03:26", "utc": "1929-06-26T13:04:26Z", "ms": -1278586534279.173 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-06-25T14:38:18+03:26", "utc": "1929-06-25T11:12:18Z", "ms": -1278679662001.0488 }, "end": { "local": "1929-06-26T16:30:26+03:26", "utc": "1929-06-26T13:04:26Z", "ms": -1278586534279.173 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-06-25", "window": { "start": { "local": "1929-06-25T21:32:10+03:26", "utc": "1929-06-25T18:06:10Z", "ms": -1278654830140.7507 }, "end": { "local": "1929-06-25T21:32:10+03:26", "utc": "1929-06-25T18:06:10Z", "ms": -1278654830140.7507 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-06-26", "window": { "start": { "local": "1929-06-26T22:04:24+03:26", "utc": "1929-06-26T18:38:24Z", "ms": -1278566495933.4607 }, "end": { "local": "1929-06-26T22:04:24+03:26", "utc": "1929-06-26T18:38:24Z", "ms": -1278566495933.4607 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:37 on Tue 25 Jun to 16:29 on Wed 26 Jun.", "fact": "1929-06-25T11:12:18Z → 1929-06-26T13:04:26Z" }, { "step": "kaala", "text": "Moonrise is at 21:31 on the 25th and 22:03 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20038 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Tuesday 25 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": "1929-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-06-25", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Tuesday 25 June. Caturthī runs from 14:37 on Tue 25 Jun to 16:29 on Wed 26 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-07-03", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35498, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-07-02T16:26:48+03:26", "utc": "1929-07-02T13:00:48Z", "ms": -1278068352035.5051 }, "end": { "local": "1929-07-03T14:05:52+03:26", "utc": "1929-07-03T10:39:52Z", "ms": -1277990407884.0068 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-02T16:26:48+03:26", "utc": "1929-07-02T13:00:48Z", "ms": -1278068352035.5051 }, "end": { "local": "1929-07-03T14:05:52+03:26", "utc": "1929-07-03T10:39:52Z", "ms": -1277990407884.0068 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-07-02", "window": { "start": { "local": "1929-07-02T04:13:46+03:26", "utc": "1929-07-02T00:47:46Z", "ms": -1278112333931.9597 }, "end": { "local": "1929-07-02T04:13:46+03:26", "utc": "1929-07-02T00:47:46Z", "ms": -1278112333931.9597 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-03", "window": { "start": { "local": "1929-07-03T04:14:14+03:26", "utc": "1929-07-03T00:48:14Z", "ms": -1278025906313.2627 }, "end": { "local": "1929-07-03T04:14:14+03:26", "utc": "1929-07-03T00:48:14Z", "ms": -1278025906313.2627 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:26 on Tue 2 Jul to 14:05 on Wed 3 Jul.", "fact": "1929-07-02T13:00:48Z → 1929-07-03T10:39:52Z" }, { "step": "kaala", "text": "Sunrise is at 04:13 on the 2nd and 04:13 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 35498 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Mashhad, 1929: Wednesday 3 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": "1929-07-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-03", "confidence": "determinate" } ], "quote": "In Mashhad, Yoginī Ekādaśī 1929 falls on Wednesday 3 July. Ekādaśī runs from 16:26 on Tue 2 Jul to 14:05 on Wed 3 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-07-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-07-04", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27502, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-07-04T11:10:06+03:26", "utc": "1929-07-04T07:44:06Z", "ms": -1277914554279.788 }, "end": { "local": "1929-07-05T07:46:38+03:26", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-04T11:10:06+03:26", "utc": "1929-07-04T07:44:06Z", "ms": -1277914554279.788 }, "end": { "local": "1929-07-05T07:46:38+03:26", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-04", "window": { "start": { "local": "1929-07-04T18:48:28+03:26", "utc": "1929-07-04T15:22:28Z", "ms": -1277887052077.7834 }, "end": { "local": "1929-07-04T20:04:02+03:26", "utc": "1929-07-04T16:38:02Z", "ms": -1277882518133.9395 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "1929-07-05", "window": { "start": { "local": "1929-07-05T18:48:19+03:26", "utc": "1929-07-05T15:22:19Z", "ms": -1277800661266.4165 }, "end": { "local": "1929-07-05T20:03:58+03:26", "utc": "1929-07-05T16:37:58Z", "ms": -1277796121948.681 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:09 on Thu 4 Jul to 07:46 on Fri 5 Jul.", "fact": "1929-07-04T07:44:06Z → 1929-07-05T04:20:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:47–20:03 on the 4th, 18:47–20:03 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 76 of 76 minutes on the 4th and 0 of 76 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 27502 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Thursday 4 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": "1929-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-04", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 4 July. Trayodaśī runs from 11:09 on Thu 4 Jul to 07:46 on Fri 5 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-07-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-07-05", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14894, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-07-05T07:46:38+03:26", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "end": { "local": "1929-07-06T04:04:15+03:26", "utc": "1929-07-06T00:38:15Z", "ms": -1277767305254.155 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-05T07:46:38+03:26", "utc": "1929-07-05T04:20:38Z", "ms": -1277840362159.9988 }, "end": { "local": "1929-07-06T04:04:15+03:26", "utc": "1929-07-06T00:38:15Z", "ms": -1277767305254.155 } }, "kaala": "nishita", "days": [ { "local_date": "1929-07-04", "window": { "start": { "local": "1929-07-04T23:07:50+03:26", "utc": "1929-07-04T19:41:50Z", "ms": -1277871489788.3687 }, "end": { "local": "1929-07-04T23:55:50+03:26", "utc": "1929-07-04T20:29:50Z", "ms": -1277868609788.3687 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-05", "window": { "start": { "local": "1929-07-05T23:08:01+03:26", "utc": "1929-07-05T19:42:01Z", "ms": -1277785078824.9082 }, "end": { "local": "1929-07-05T23:56:01+03:26", "utc": "1929-07-05T20:30:01Z", "ms": -1277782198824.9082 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:46 on Fri 5 Jul to 04:03 on Sat 6 Jul.", "fact": "1929-07-05T04:20:38Z → 1929-07-06T00:38:15Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:07–23:55 on the 4th, 23:07–23:55 on the 5th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14894 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Friday 5 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": "1929-07-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-05", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Friday 5 July. Caturdaśī runs from 07:46 on Fri 5 Jul to 04:03 on Sat 6 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-07-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17385, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-07-07T20:23:08+03:26", "utc": "1929-07-07T16:57:08Z", "ms": -1277622171778.7566 }, "end": { "local": "1929-07-08T16:45:59+03:26", "utc": "1929-07-08T13:19:59Z", "ms": -1277548800658.176 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-07T20:23:08+03:26", "utc": "1929-07-07T16:57:08Z", "ms": -1277622171778.7566 }, "end": { "local": "1929-07-08T16:45:59+03:26", "utc": "1929-07-08T13:19:59Z", "ms": -1277548800658.176 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-07", "window": { "start": { "local": "1929-07-07T11:08:05+03:26", "utc": "1929-07-07T07:42:05Z", "ms": -1277655474546.5085 }, "end": { "local": "1929-07-07T11:56:05+03:26", "utc": "1929-07-07T08:30:05Z", "ms": -1277652594546.5085 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-08", "window": { "start": { "local": "1929-07-08T11:08:15+03:26", "utc": "1929-07-08T07:42:15Z", "ms": -1277569065162.102 }, "end": { "local": "1929-07-08T11:56:15+03:26", "utc": "1929-07-08T08:30:15Z", "ms": -1277566185162.102 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:22 on Sun 7 Jul to 16:45 on Mon 8 Jul.", "fact": "1929-07-07T16:57:08Z → 1929-07-08T13:19:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 7th, 11:07–11:55 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17385 s" }, { "step": "ruling", "text": "Rathayātrā, Mashhad, 1929: Monday 8 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-07-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-08", "confidence": "determinate" } ], "quote": "In Mashhad, Rathayātrā 1929 falls on Monday 8 July. Dvitīyā runs from 20:22 on Sun 7 Jul to 16:45 on Mon 8 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1013, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-07-10T10:51:40+03:26", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "end": { "local": "1929-07-11T08:52:57+03:26", "utc": "1929-07-11T05:26:57Z", "ms": -1277317982859.3362 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-10T10:51:40+03:26", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "end": { "local": "1929-07-11T08:52:57+03:26", "utc": "1929-07-11T05:26:57Z", "ms": -1277317982859.3362 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-10", "window": { "start": { "local": "1929-07-10T11:08:32+03:26", "utc": "1929-07-10T07:42:32Z", "ms": -1277396247580.996 }, "end": { "local": "1929-07-10T11:56:32+03:26", "utc": "1929-07-10T08:30:32Z", "ms": -1277393367580.996 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-07-11", "window": { "start": { "local": "1929-07-11T11:08:41+03:26", "utc": "1929-07-11T07:42:41Z", "ms": -1277309839426.912 }, "end": { "local": "1929-07-11T11:56:41+03:26", "utc": "1929-07-11T08:30:41Z", "ms": -1277306959426.912 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:51 on Wed 10 Jul to 08:52 on Thu 11 Jul.", "fact": "1929-07-10T07:25:40Z → 1929-07-11T05:26:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 10th, 11:08–11:56 on the 11th.", "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 10th and 0 of 48 on the 11th.", "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 1013 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Mashhad, 1929: Wednesday 10 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": "1929-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-10", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Pañcamī 1929 falls on Wednesday 10 July. Pañcamī runs from 10:51 on Wed 10 Jul to 08:52 on Thu 11 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-07-10", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1013, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-07-09T13:32:10+03:26", "utc": "1929-07-09T10:06:10Z", "ms": -1277474029783.1392 }, "end": { "local": "1929-07-10T10:51:40+03:26", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-09T13:32:10+03:26", "utc": "1929-07-09T10:06:10Z", "ms": -1277474029783.1392 }, "end": { "local": "1929-07-10T10:51:40+03:26", "utc": "1929-07-10T07:25:40Z", "ms": -1277397260201.167 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-09", "window": { "start": { "local": "1929-07-09T11:08:24+03:26", "utc": "1929-07-09T07:42:24Z", "ms": -1277482656166.1372 }, "end": { "local": "1929-07-09T11:56:24+03:26", "utc": "1929-07-09T08:30:24Z", "ms": -1277479776166.1372 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-10", "window": { "start": { "local": "1929-07-10T11:08:32+03:26", "utc": "1929-07-10T07:42:32Z", "ms": -1277396247580.996 }, "end": { "local": "1929-07-10T11:56:32+03:26", "utc": "1929-07-10T08:30:32Z", "ms": -1277393367580.996 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:31 on Tue 9 Jul to 10:51 on Wed 10 Jul.", "fact": "1929-07-09T10:06:10Z → 1929-07-10T07:25:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 9th, 11:08–11:56 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: unstated → second-day · margin 1013 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Wednesday 10 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": "1929-07-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-10", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Wednesday 10 July. Caturthī runs from 13:31 on Tue 9 Jul to 10:51 on Wed 10 Jul, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-07-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12399, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-07-12T07:42:09+03:26", "utc": "1929-07-12T04:16:09Z", "ms": -1277235831041.6978 }, "end": { "local": "1929-07-13T07:22:06+03:26", "utc": "1929-07-13T03:56:06Z", "ms": -1277150634366.5393 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-12T07:42:09+03:26", "utc": "1929-07-12T04:16:09Z", "ms": -1277235831041.6978 }, "end": { "local": "1929-07-13T07:22:06+03:26", "utc": "1929-07-13T03:56:06Z", "ms": -1277150634366.5393 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-12", "window": { "start": { "local": "1929-07-12T11:08:48+03:26", "utc": "1929-07-12T07:42:48Z", "ms": -1277223431721.987 }, "end": { "local": "1929-07-12T11:56:48+03:26", "utc": "1929-07-12T08:30:48Z", "ms": -1277220551721.987 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-07-13", "window": { "start": { "local": "1929-07-13T11:08:56+03:26", "utc": "1929-07-13T07:42:56Z", "ms": -1277137024482.4136 }, "end": { "local": "1929-07-13T11:56:56+03:26", "utc": "1929-07-13T08:30:56Z", "ms": -1277134144482.4136 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 07:41 on Fri 12 Jul to 07:21 on Sat 13 Jul.", "fact": "1929-07-12T04:16:09Z → 1929-07-13T03:56:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 12th, 11:08–11:56 on the 13th.", "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 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: purvaviddha → only-day · margin 12399 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Mashhad, 1929: Friday 12 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": "1929-07-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-12", "confidence": "determinate" } ], "quote": "In Mashhad, Vivasvat Saptamī 1929 falls on Friday 12 July. Saptamī runs from 07:41 on Fri 12 Jul to 07:21 on Sat 13 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-07-17", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23604, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-07-16T10:55:12+03:26", "utc": "1929-07-16T07:29:12Z", "ms": -1276878648176.5242 }, "end": { "local": "1929-07-17T13:09:26+03:26", "utc": "1929-07-17T09:43:26Z", "ms": -1276784193945.6135 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-16T10:55:12+03:26", "utc": "1929-07-16T07:29:12Z", "ms": -1276878648176.5242 }, "end": { "local": "1929-07-17T13:09:26+03:26", "utc": "1929-07-17T09:43:26Z", "ms": -1276784193945.6135 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-07-16", "window": { "start": { "local": "1929-07-16T04:21:47+03:26", "utc": "1929-07-16T00:55:47Z", "ms": -1276902252602.7234 }, "end": { "local": "1929-07-16T04:21:47+03:26", "utc": "1929-07-16T00:55:47Z", "ms": -1276902252602.7234 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-17", "window": { "start": { "local": "1929-07-17T04:22:28+03:26", "utc": "1929-07-17T00:56:28Z", "ms": -1276815811831.2363 }, "end": { "local": "1929-07-17T04:22:28+03:26", "utc": "1929-07-17T00:56:28Z", "ms": -1276815811831.2363 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:54 on Tue 16 Jul to 13:08 on Wed 17 Jul.", "fact": "1929-07-16T07:29:12Z → 1929-07-17T09:43:26Z" }, { "step": "kaala", "text": "Sunrise is at 04:21 on the 16th and 04:21 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 23604 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Mashhad, 1929: Wednesday 17 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": "1929-07-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-17", "confidence": "determinate" } ], "quote": "In Mashhad, Hariśayanī Ekādaśī 1929 falls on Wednesday 17 July. Ekādaśī runs from 10:54 on Tue 16 Jul to 13:08 on Wed 17 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-07-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-07-18", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2144, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-07-18T15:36:55+03:26", "utc": "1929-07-18T12:10:55Z", "ms": -1276688944819.0596 }, "end": { "local": "1929-07-19T18:07:21+03:26", "utc": "1929-07-19T14:41:21Z", "ms": -1276593518639.43 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-18T15:36:55+03:26", "utc": "1929-07-18T12:10:55Z", "ms": -1276688944819.0596 }, "end": { "local": "1929-07-19T18:07:21+03:26", "utc": "1929-07-19T14:41:21Z", "ms": -1276593518639.43 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-18", "window": { "start": { "local": "1929-07-18T18:43:39+03:26", "utc": "1929-07-18T15:17:39Z", "ms": -1276677741045.4695 }, "end": { "local": "1929-07-18T20:01:01+03:26", "utc": "1929-07-18T16:35:01Z", "ms": -1276673099354.4617 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "1929-07-19", "window": { "start": { "local": "1929-07-19T18:43:05+03:26", "utc": "1929-07-19T15:17:05Z", "ms": -1276591374713.2986 }, "end": { "local": "1929-07-19T20:00:37+03:26", "utc": "1929-07-19T16:34:37Z", "ms": -1276586722849.1572 } }, "covered_min": 0, "window_min": 78, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:36 on Thu 18 Jul to 18:06 on Fri 19 Jul.", "fact": "1929-07-18T12:10:55Z → 1929-07-19T14:41:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:43–20:00 on the 18th, 18:42–20:00 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 77 of 77 minutes on the 18th and 0 of 78 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 2144 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Thursday 18 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": "1929-07-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-18", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Thursday 18 July. Trayodaśī runs from 15:36 on Thu 18 Jul to 18:06 on Fri 19 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-07-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20363, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "udaya-3", "days": [ { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T04:25:17+03:26", "utc": "1929-07-21T00:59:17Z", "ms": -1276470042546.3672 }, "end": { "local": "1929-07-21T07:16:37+03:26", "utc": "1929-07-21T03:50:37Z", "ms": -1276459763444.4797 } }, "covered_min": 171, "window_min": 171, "qualifies": true }, { "local_date": "1929-07-22", "window": { "start": { "local": "1929-07-22T04:26:01+03:26", "utc": "1929-07-22T01:00:01Z", "ms": -1276383598835.885 }, "end": { "local": "1929-07-22T07:17:04+03:26", "utc": "1929-07-22T03:51:04Z", "ms": -1276373336199.6897 } }, "covered_min": 0, "window_min": 171, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 04:24–07:16 on the 21st, 04:25–07:16 on the 22nd.", "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 171 of 171 minutes on the 21st and 0 of 171 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20363 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Mashhad, 1929: Sunday 21 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vyasa-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "udaya-3", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Mashhad, Vyāsa Pūjā 1929 falls on Sunday 21 July. Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30901, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-07-20", "window": { "start": { "local": "1929-07-20T11:09:32+03:26", "utc": "1929-07-20T07:43:32Z", "ms": -1276532187891.0947 }, "end": { "local": "1929-07-20T11:57:32+03:26", "utc": "1929-07-20T08:31:32Z", "ms": -1276529307891.0947 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T11:09:35+03:26", "utc": "1929-07-21T07:43:35Z", "ms": -1276445784791.6487 }, "end": { "local": "1929-07-21T11:57:35+03:26", "utc": "1929-07-21T08:31:35Z", "ms": -1276442904791.6487 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:09–11:57 on the 20th, 11:09–11:57 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30901 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Mashhad, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Mashhad, Guru Pūrṇimā 1929 falls on Sunday 21 July. Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6603, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-07-20", "window": { "start": { "local": "1929-07-20T15:50:55+03:26", "utc": "1929-07-20T12:24:55Z", "ms": -1276515305186.4082 }, "end": { "local": "1929-07-20T18:42:30+03:26", "utc": "1929-07-20T15:16:30Z", "ms": -1276505010049.9507 } }, "covered_min": 0, "window_min": 172, "qualifies": false }, { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T15:50:34+03:26", "utc": "1929-07-21T12:24:34Z", "ms": -1276428926138.8176 }, "end": { "local": "1929-07-21T18:41:53+03:26", "utc": "1929-07-21T15:15:53Z", "ms": -1276418647036.9302 } }, "covered_min": 171, "window_min": 171, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:50–18:41 on the 20th, 15:50–18:41 on the 21st.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 172 minutes on the 20th and 171 of 171 on the 21st.", "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 6603 s" }, { "step": "ruling", "text": "Kokilā Vrata, Mashhad, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "determinate" } ], "quote": "In Mashhad, Kokilā Vrata 1929 falls on Sunday 21 July. Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1941, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1929-07-20T20:32:33+03:26", "utc": "1929-07-20T17:06:33Z", "ms": -1276498407146.0732 }, "end": { "local": "1929-07-21T22:46:38+03:26", "utc": "1929-07-21T19:20:38Z", "ms": -1276403962238.527 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-07-20", "window": { "start": { "local": "1929-07-20T18:42:30+03:26", "utc": "1929-07-20T15:16:30Z", "ms": -1276505010049.9507 }, "end": { "local": "1929-07-20T20:00:12+03:26", "utc": "1929-07-20T16:34:12Z", "ms": -1276500347716.1396 } }, "covered_min": 0, "window_min": 78, "qualifies": false }, { "local_date": "1929-07-21", "window": { "start": { "local": "1929-07-21T18:41:53+03:26", "utc": "1929-07-21T15:15:53Z", "ms": -1276418647036.9302 }, "end": { "local": "1929-07-21T19:59:46+03:26", "utc": "1929-07-21T16:33:46Z", "ms": -1276413973943.4575 } }, "covered_min": 78, "window_min": 78, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul.", "fact": "1929-07-20T17:06:33Z → 1929-07-21T19:20:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:41–19:59 on the 20th, 18:41–19:59 on the 21st.", "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 78 minutes on the 20th and 78 of 78 on the 21st.", "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 1941 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Mashhad, 1929: Sunday 21 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": "1929-07-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-21", "confidence": "boundary" } ], "quote": "In Mashhad, Śiva Śayanotsava 1929 falls on Sunday 21 July. Pūrṇimā runs from 20:32 on Sat 20 Jul to 22:46 on Sun 21 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18753, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-07-23T00:45:40+03:26", "utc": "1929-07-22T21:19:40Z", "ms": -1276310420171.8994 }, "end": { "local": "1929-07-24T02:26:53+03:26", "utc": "1929-07-23T23:00:53Z", "ms": -1276217946995.674 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-07-23T00:45:40+03:26", "utc": "1929-07-22T21:19:40Z", "ms": -1276310420171.8994 }, "end": { "local": "1929-07-24T02:26:53+03:26", "utc": "1929-07-23T23:00:53Z", "ms": -1276217946995.674 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-07-22", "window": { "start": { "local": "1929-07-22T19:33:07+03:26", "utc": "1929-07-22T16:07:07Z", "ms": -1276329173179.28 }, "end": { "local": "1929-07-22T19:33:07+03:26", "utc": "1929-07-22T16:07:07Z", "ms": -1276329173179.28 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-23", "window": { "start": { "local": "1929-07-23T20:06:45+03:26", "utc": "1929-07-23T16:40:45Z", "ms": -1276240754530.987 }, "end": { "local": "1929-07-23T20:06:45+03:26", "utc": "1929-07-23T16:40:45Z", "ms": -1276240754530.987 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 00:45 on Tue 23 Jul to 02:26 on Wed 24 Jul.", "fact": "1929-07-22T21:19:40Z → 1929-07-23T23:00:53Z" }, { "step": "kaala", "text": "Moonrise is at 19:32 on the 22nd and 20:06 on the 23rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 22nd and is on the 23rd.", "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 18753 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Mashhad, 1929: Tuesday 23 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": "1929-07-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-23", "confidence": "determinate" } ], "quote": "In Mashhad, Aśūnya Śayana Vrata (Āṣāḍha) 1929 falls on Tuesday 23 July. Dvitīyā runs from 00:45 on Tue 23 Jul to 02:26 on Wed 24 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-07-25", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-07-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25892, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-07-25T03:47:53+03:26", "utc": "1929-07-25T00:21:53Z", "ms": -1276126687216.2178 }, "end": { "local": "1929-07-26T04:45:59+03:26", "utc": "1929-07-26T01:19:59Z", "ms": -1276036800780.1135 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-07-25T03:47:53+03:26", "utc": "1929-07-25T00:21:53Z", "ms": -1276126687216.2178 }, "end": { "local": "1929-07-26T04:45:59+03:26", "utc": "1929-07-26T01:19:59Z", "ms": -1276036800780.1135 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-07-24", "window": { "start": { "local": "1929-07-24T20:36:21+03:26", "utc": "1929-07-24T17:10:21Z", "ms": -1276152579146.4229 }, "end": { "local": "1929-07-24T20:36:21+03:26", "utc": "1929-07-24T17:10:21Z", "ms": -1276152579146.4229 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-07-25", "window": { "start": { "local": "1929-07-25T21:03:11+03:26", "utc": "1929-07-25T17:37:11Z", "ms": -1276064569288.187 }, "end": { "local": "1929-07-25T21:03:11+03:26", "utc": "1929-07-25T17:37:11Z", "ms": -1276064569288.187 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:47 on Thu 25 Jul to 04:45 on Fri 26 Jul.", "fact": "1929-07-25T00:21:53Z → 1929-07-26T01:19:59Z" }, { "step": "kaala", "text": "Moonrise is at 20:35 on the 24th and 21:02 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 24th and is on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25892 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Thursday 25 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": "1929-07-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-07-25", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Thursday 25 July. Caturthī runs from 03:47 on Thu 25 Jul to 04:45 on Fri 26 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-07-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-08-01", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17255, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-07-31T23:46:06+03:26", "utc": "1929-07-31T20:20:06Z", "ms": -1275536393646.5437 }, "end": { "local": "1929-08-01T20:58:52+03:26", "utc": "1929-08-01T17:32:52Z", "ms": -1275460028381.5608 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-07-31T23:46:06+03:26", "utc": "1929-07-31T20:20:06Z", "ms": -1275536393646.5437 }, "end": { "local": "1929-08-01T20:58:52+03:26", "utc": "1929-08-01T17:32:52Z", "ms": -1275460028381.5608 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-01", "window": { "start": { "local": "1929-08-01T04:33:41+03:26", "utc": "1929-08-01T01:07:41Z", "ms": -1275519138982.909 }, "end": { "local": "1929-08-01T04:33:41+03:26", "utc": "1929-08-01T01:07:41Z", "ms": -1275519138982.909 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-02", "window": { "start": { "local": "1929-08-02T04:34:29+03:26", "utc": "1929-08-02T01:08:29Z", "ms": -1275432691300.1355 }, "end": { "local": "1929-08-02T04:34:29+03:26", "utc": "1929-08-02T01:08:29Z", "ms": -1275432691300.1355 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:45 on Wed 31 Jul to 20:58 on Thu 1 Aug.", "fact": "1929-07-31T20:20:06Z → 1929-08-01T17:32:52Z" }, { "step": "kaala", "text": "Sunrise is at 04:33 on the 1st and 04:33 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 1st and is not on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17255 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Mashhad, 1929: Thursday 1 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": "1929-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-01", "confidence": "determinate" } ], "quote": "In Mashhad, Kāmikā Ekādaśī 1929 falls on Thursday 1 August. Ekādaśī runs from 23:45 on Wed 31 Jul to 20:58 on Thu 1 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-08-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-08-02", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2746, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-08-02T17:46:42+03:26", "utc": "1929-08-02T14:20:42Z", "ms": -1275385157947.1094 }, "end": { "local": "1929-08-03T14:17:28+03:26", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-02T17:46:42+03:26", "utc": "1929-08-02T14:20:42Z", "ms": -1275385157947.1094 }, "end": { "local": "1929-08-03T14:17:28+03:26", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-02", "window": { "start": { "local": "1929-08-02T18:32:28+03:26", "utc": "1929-08-02T15:06:28Z", "ms": -1275382412013.356 }, "end": { "local": "1929-08-02T19:52:50+03:26", "utc": "1929-08-02T16:26:50Z", "ms": -1275377589533.6924 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "1929-08-03", "window": { "start": { "local": "1929-08-03T18:31:31+03:26", "utc": "1929-08-03T15:05:31Z", "ms": -1275296068516.269 }, "end": { "local": "1929-08-03T19:52:08+03:26", "utc": "1929-08-03T16:26:08Z", "ms": -1275291232095.2766 } }, "covered_min": 0, "window_min": 81, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 17:46 on Fri 2 Aug to 14:16 on Sat 3 Aug.", "fact": "1929-08-02T14:20:42Z → 1929-08-03T10:51:28Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:31–19:52 on the 2nd, 18:31–19:51 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 80 of 80 minutes on the 2nd and 0 of 81 on the 3rd.", "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 2746 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Friday 2 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": "1929-08-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-02", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Friday 2 August. Trayodaśī runs from 17:46 on Fri 2 Aug to 14:16 on Sat 3 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-08-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-08-03", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31940, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-08-03T14:17:28+03:26", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "end": { "local": "1929-08-04T10:40:26+03:26", "utc": "1929-08-04T07:14:26Z", "ms": -1275237933809.9534 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-03T14:17:28+03:26", "utc": "1929-08-03T10:51:28Z", "ms": -1275311312330.8062 }, "end": { "local": "1929-08-04T10:40:26+03:26", "utc": "1929-08-04T07:14:26Z", "ms": -1275237933809.9534 } }, "kaala": "nishita", "days": [ { "local_date": "1929-08-03", "window": { "start": { "local": "1929-08-03T23:09:48+03:26", "utc": "1929-08-03T19:43:48Z", "ms": -1275279371937.5474 }, "end": { "local": "1929-08-03T23:57:48+03:26", "utc": "1929-08-03T20:31:48Z", "ms": -1275276491937.5474 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-04", "window": { "start": { "local": "1929-08-04T23:09:43+03:26", "utc": "1929-08-04T19:43:43Z", "ms": -1275192976761.412 }, "end": { "local": "1929-08-04T23:57:43+03:26", "utc": "1929-08-04T20:31:43Z", "ms": -1275190096761.412 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 14:16 on Sat 3 Aug to 10:39 on Sun 4 Aug.", "fact": "1929-08-03T10:51:28Z → 1929-08-04T07:14:26Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:09–23:57 on the 3rd, 23:09–23:57 on the 4th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31940 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Saturday 3 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": "1929-08-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-03", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Saturday 3 August. Caturdaśī runs from 14:16 on Sat 3 Aug to 10:39 on Sun 4 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-08-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37278, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-08-07T00:47:43+03:26", "utc": "1929-08-06T21:21:43Z", "ms": -1275014297369.9058 }, "end": { "local": "1929-08-07T22:24:56+03:26", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-07T00:47:43+03:26", "utc": "1929-08-06T21:21:43Z", "ms": -1275014297369.9058 }, "end": { "local": "1929-08-07T22:24:56+03:26", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-07", "window": { "start": { "local": "1929-08-07T11:09:01+03:26", "utc": "1929-08-07T07:43:01Z", "ms": -1274977019104.6672 }, "end": { "local": "1929-08-07T11:57:01+03:26", "utc": "1929-08-07T08:31:01Z", "ms": -1274974139104.6672 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-08", "window": { "start": { "local": "1929-08-08T11:08:54+03:26", "utc": "1929-08-08T07:42:54Z", "ms": -1274890626376.3247 }, "end": { "local": "1929-08-08T11:56:54+03:26", "utc": "1929-08-08T08:30:54Z", "ms": -1274887746376.3247 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 00:47 on Wed 7 Aug to 22:24 on Wed 7 Aug.", "fact": "1929-08-06T21:21:43Z → 1929-08-07T18:58:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 7th, 11:08–11:56 on the 8th.", "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 7th and 0 of 48 on the 8th.", "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 37278 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Mashhad, 1929: Wednesday 7 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "madhusrava-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Madhusrava (Gujerat) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-07", "confidence": "determinate" } ], "quote": "In Mashhad, Madhusravā Tṛtīyā (Hariyali Teej) 1929 falls on Wednesday 7 August. Tṛtīyā runs from 00:47 on Wed 7 Aug to 22:24 on Wed 7 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-08-08", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31691, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-07T22:24:56+03:26", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "end": { "local": "1929-08-08T20:45:04+03:26", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-07T22:24:56+03:26", "utc": "1929-08-07T18:58:56Z", "ms": -1274936463519.0671 }, "end": { "local": "1929-08-08T20:45:04+03:26", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-07", "window": { "start": { "local": "1929-08-07T11:09:01+03:26", "utc": "1929-08-07T07:43:01Z", "ms": -1274977019104.6672 }, "end": { "local": "1929-08-07T11:57:01+03:26", "utc": "1929-08-07T08:31:01Z", "ms": -1274974139104.6672 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-08", "window": { "start": { "local": "1929-08-08T11:08:54+03:26", "utc": "1929-08-08T07:42:54Z", "ms": -1274890626376.3247 }, "end": { "local": "1929-08-08T11:56:54+03:26", "utc": "1929-08-08T08:30:54Z", "ms": -1274887746376.3247 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:24 on Wed 7 Aug to 20:44 on Thu 8 Aug.", "fact": "1929-08-07T18:58:56Z → 1929-08-08T17:19:04Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 7th, 11:08–11:56 on the 8th.", "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 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31691 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Thursday 8 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-08", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Thursday 8 August. Caturthī runs from 22:24 on Wed 7 Aug to 20:44 on Thu 8 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-08-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28647, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-08-08T20:45:04+03:26", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "end": { "local": "1929-08-09T19:54:13+03:26", "utc": "1929-08-09T16:28:13Z", "ms": -1274772706821.1187 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-08T20:45:04+03:26", "utc": "1929-08-08T17:19:04Z", "ms": -1274856055778.8462 }, "end": { "local": "1929-08-09T19:54:13+03:26", "utc": "1929-08-09T16:28:13Z", "ms": -1274772706821.1187 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-08", "window": { "start": { "local": "1929-08-08T11:08:54+03:26", "utc": "1929-08-08T07:42:54Z", "ms": -1274890626376.3247 }, "end": { "local": "1929-08-08T11:56:54+03:26", "utc": "1929-08-08T08:30:54Z", "ms": -1274887746376.3247 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-09", "window": { "start": { "local": "1929-08-09T11:08:46+03:26", "utc": "1929-08-09T07:42:46Z", "ms": -1274804234242.1033 }, "end": { "local": "1929-08-09T11:56:46+03:26", "utc": "1929-08-09T08:30:46Z", "ms": -1274801354242.1033 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 20:44 on Thu 8 Aug to 19:53 on Fri 9 Aug.", "fact": "1929-08-08T17:19:04Z → 1929-08-09T16:28:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 8th, 11:08–11:56 on the 9th.", "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 8th and 48 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28647 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Mashhad, 1929: Friday 9 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (paraviddha)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-09", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Pañcamī 1929 falls on Friday 9 August. Pañcamī runs from 20:44 on Thu 8 Aug to 19:53 on Fri 9 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-08-16", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2055, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-08-15T02:49:28+03:26", "utc": "1929-08-14T23:23:28Z", "ms": -1274315792157.3667 }, "end": { "local": "1929-08-16T05:20:01+03:26", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-15T02:49:28+03:26", "utc": "1929-08-14T23:23:28Z", "ms": -1274315792157.3667 }, "end": { "local": "1929-08-16T05:20:01+03:26", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-15", "window": { "start": { "local": "1929-08-15T04:44:58+03:26", "utc": "1929-08-15T01:18:58Z", "ms": -1274308862311.1604 }, "end": { "local": "1929-08-15T04:44:58+03:26", "utc": "1929-08-15T01:18:58Z", "ms": -1274308862311.1604 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-16", "window": { "start": { "local": "1929-08-16T04:45:46+03:26", "utc": "1929-08-16T01:19:46Z", "ms": -1274222413912.1304 }, "end": { "local": "1929-08-16T04:45:46+03:26", "utc": "1929-08-16T01:19:46Z", "ms": -1274222413912.1304 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:48 on Thu 15 Aug to 05:19 on Fri 16 Aug.", "fact": "1929-08-14T23:23:28Z → 1929-08-16T01:54:01Z" }, { "step": "kaala", "text": "Sunrise is at 04:44 on the 15th and 04:45 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Both sunrises qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 2055 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Mashhad, 1929: Friday 16 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": "1929-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-16", "confidence": "determinate" } ], "quote": "In Mashhad, Putradā Ekādaśī 1929 falls on Friday 16 August. Ekādaśī runs from 02:48 on Thu 15 Aug to 05:19 on Fri 16 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12181, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-08-16T05:20:01+03:26", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "end": { "local": "1929-08-17T07:44:21+03:26", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-16T05:20:01+03:26", "utc": "1929-08-16T01:54:01Z", "ms": -1274220359389.918 }, "end": { "local": "1929-08-17T07:44:21+03:26", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-16", "window": { "start": { "local": "1929-08-16T11:07:35+03:26", "utc": "1929-08-16T07:41:35Z", "ms": -1274199505460.2266 }, "end": { "local": "1929-08-16T11:55:35+03:26", "utc": "1929-08-16T08:29:35Z", "ms": -1274196625460.2266 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-17", "window": { "start": { "local": "1929-08-17T11:07:22+03:26", "utc": "1929-08-17T07:41:22Z", "ms": -1274113117837.065 }, "end": { "local": "1929-08-17T11:55:22+03:26", "utc": "1929-08-17T08:29:22Z", "ms": -1274110237837.065 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 05:19 on Fri 16 Aug to 07:43 on Sat 17 Aug.", "fact": "1929-08-16T01:54:01Z → 1929-08-17T04:18:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 16th, 11:06–11:54 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12181 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Mashhad, 1929: Friday 16 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": "1929-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-16", "confidence": "determinate" } ], "quote": "In Mashhad, Dāmodara Dvādaśī 1929 falls on Friday 16 August. Dvādaśī runs from 05:19 on Fri 16 Aug to 07:43 on Sat 17 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-08-17", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30077, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-08-17T07:44:21+03:26", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "end": { "local": "1929-08-18T09:53:39+03:26", "utc": "1929-08-18T06:27:39Z", "ms": -1274031140733.794 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-17T07:44:21+03:26", "utc": "1929-08-17T04:18:21Z", "ms": -1274125299131.196 }, "end": { "local": "1929-08-18T09:53:39+03:26", "utc": "1929-08-18T06:27:39Z", "ms": -1274031140733.794 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-17", "window": { "start": { "local": "1929-08-17T18:16:10+03:26", "utc": "1929-08-17T14:50:10Z", "ms": -1274087390102.0269 }, "end": { "local": "1929-08-17T19:40:20+03:26", "utc": "1929-08-17T16:14:20Z", "ms": -1274082340394.6436 } }, "covered_min": 84, "window_min": 84, "qualifies": true }, { "local_date": "1929-08-18", "window": { "start": { "local": "1929-08-18T18:14:56+03:26", "utc": "1929-08-18T14:48:56Z", "ms": -1274001064164.9106 }, "end": { "local": "1929-08-18T19:39:22+03:26", "utc": "1929-08-18T16:13:22Z", "ms": -1273995998154.8962 } }, "covered_min": 0, "window_min": 84, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:43 on Sat 17 Aug to 09:53 on Sun 18 Aug.", "fact": "1929-08-17T04:18:21Z → 1929-08-18T06:27:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:15–19:39 on the 17th, 18:14–19:38 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 84 of 84 minutes on the 17th and 0 of 84 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 30077 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Saturday 17 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": "1929-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-17", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Saturday 17 August. Trayodaśī runs from 07:43 on Sat 17 Aug to 09:53 on Sun 18 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-08-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-20", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 15641, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-08-19T11:42:28+03:26", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T13:08:13+03:26", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1929-08-20T00:28:18+03:26", "utc": "1929-08-19T21:02:18Z", "ms": -1273892262272.9326 }, "end": { "local": "1929-08-20T13:08:13+03:26", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 } }, "kaala": "day", "days": [ { "local_date": "1929-08-19", "window": { "start": { "local": "1929-08-19T04:48:11+03:26", "utc": "1929-08-19T01:22:11Z", "ms": -1273963069089.803 }, "end": { "local": "1929-08-20T04:48:59+03:26", "utc": "1929-08-20T01:22:59Z", "ms": -1273876620954.067 } }, "covered_min": 261, "window_min": 1441, "qualifies": true }, { "local_date": "1929-08-20", "window": { "start": { "local": "1929-08-20T04:48:59+03:26", "utc": "1929-08-20T01:22:59Z", "ms": -1273876620954.067 }, "end": { "local": "1929-08-21T04:49:47+03:26", "utc": "1929-08-21T01:23:47Z", "ms": -1273790172890.4968 } }, "covered_min": 499, "window_min": 1441, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:41 on Mon 19 Aug to 13:07 on Tue 20 Aug. Its second half begins at 00:27 on Tue 20 Aug.", "fact": "1929-08-19T08:16:28Z → 1929-08-20T09:42:13Z · second half from 1929-08-19T21:02:18Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 04:47 on the 19th, and from 04:48 on the 20th.", "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 261 of 1441 minutes on the 19th and 499 of 1441 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both days qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 15641 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Mashhad, 1929: Tuesday 20 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-20", "confidence": "boundary" } ], "quote": "In Mashhad, Rakṣā Bandhana (Rakhi) 1929 falls on Tuesday 20 August. The second half of Pūrṇimā runs from 00:27 on Tue 20 Aug to 13:07 on Tue 20 Aug and falls on two days: 499 minutes of it on the 20th, 261 on the 19th; the rule does not say which to take, and the day that holds more of it is ruled: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-20", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 748, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-08-19T11:42:28+03:26", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T13:08:13+03:26", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1929-08-19T11:42:28+03:26", "utc": "1929-08-19T08:16:28Z", "ms": -1273938212079.1697 }, "end": { "local": "1929-08-20T13:08:13+03:26", "utc": "1929-08-20T09:42:13Z", "ms": -1273846666622.2686 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-19", "window": { "start": { "local": "1929-08-19T11:06:56+03:26", "utc": "1929-08-19T07:40:56Z", "ms": -1273940344127.9375 }, "end": { "local": "1929-08-19T11:54:56+03:26", "utc": "1929-08-19T08:28:56Z", "ms": -1273937464127.9375 } }, "covered_min": 12, "window_min": 48, "qualifies": true }, { "local_date": "1929-08-20", "window": { "start": { "local": "1929-08-20T11:06:42+03:26", "utc": "1929-08-20T07:40:42Z", "ms": -1273853958014.3215 }, "end": { "local": "1929-08-20T11:54:42+03:26", "utc": "1929-08-20T08:28:42Z", "ms": -1273851078014.3215 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 11:41 on Mon 19 Aug to 13:07 on Tue 20 Aug.", "fact": "1929-08-19T08:16:28Z → 1929-08-20T09:42:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 19th, 11:06–11:54 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 12 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 748 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Mashhad, 1929: Tuesday 20 August.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1929-08-20", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-20", "confidence": "boundary" } ], "quote": "In Mashhad, Ṛṣi Tarpaṇa 1929 falls on Tuesday 20 August. Pūrṇimā runs from 11:41 on Mon 19 Aug to 13:07 on Tue 20 Aug and covers all of madhyāhna that midday. It also reaches the previous midday for 12 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/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17003, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-08-21T14:10:22+03:26", "utc": "1929-08-21T10:44:22Z", "ms": -1273756537912.503 }, "end": { "local": "1929-08-22T14:49:19+03:26", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-21T14:10:22+03:26", "utc": "1929-08-21T10:44:22Z", "ms": -1273756537912.503 }, "end": { "local": "1929-08-22T14:49:19+03:26", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-08-21", "window": { "start": { "local": "1929-08-21T19:06:55+03:26", "utc": "1929-08-21T15:40:55Z", "ms": -1273738745411.385 }, "end": { "local": "1929-08-21T19:06:55+03:26", "utc": "1929-08-21T15:40:55Z", "ms": -1273738745411.385 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-22", "window": { "start": { "local": "1929-08-22T19:32:42+03:26", "utc": "1929-08-22T16:06:42Z", "ms": -1273650797840.1233 }, "end": { "local": "1929-08-22T19:32:42+03:26", "utc": "1929-08-22T16:06:42Z", "ms": -1273650797840.1233 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 14:09 on Wed 21 Aug to 14:48 on Thu 22 Aug.", "fact": "1929-08-21T10:44:22Z → 1929-08-22T11:23:19Z" }, { "step": "kaala", "text": "Moonrise is at 19:06 on the 21st and 19:32 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17003 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Mashhad, 1929: Wednesday 21 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ashunya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 2 Asunyasayana vrata (Dvitiya current at moonrise; if occurs on two successive days, it is to be observed on the second day)." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-08-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-21", "confidence": "determinate" } ], "quote": "In Mashhad, Aśūnya Śayana Vrata 1929 falls on Wednesday 21 August. Dvitīyā runs from 14:09 on Wed 21 Aug to 14:48 on Thu 22 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10506, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-08-22T14:49:19+03:26", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "end": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-22T14:49:19+03:26", "utc": "1929-08-22T11:23:19Z", "ms": -1273667800805.5938 }, "end": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-22", "window": { "start": { "local": "1929-08-22T11:06:13+03:26", "utc": "1929-08-22T07:40:13Z", "ms": -1273681187194.4473 }, "end": { "local": "1929-08-22T11:54:13+03:26", "utc": "1929-08-22T08:28:13Z", "ms": -1273678307194.4473 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T11:05:58+03:26", "utc": "1929-08-23T07:39:58Z", "ms": -1273594802456.5596 }, "end": { "local": "1929-08-23T11:53:58+03:26", "utc": "1929-08-23T08:27:58Z", "ms": -1273591922456.5596 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 14:48 on Thu 22 Aug to 15:05 on Fri 23 Aug.", "fact": "1929-08-22T11:23:19Z → 1929-08-23T11:39:36Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:05–11:53 on the 22nd, 11:05–11:53 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "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 10506 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Mashhad, 1929: Friday 23 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": "1929-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-23", "confidence": "determinate" } ], "quote": "In Mashhad, Kajjalī Tṛtīyā (Kajari Teej) 1929 falls on Friday 23 August. Tṛtīyā runs from 14:48 on Thu 22 Aug to 15:05 on Fri 23 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1410, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T14:59:16+03:26", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T14:59:16+03:26", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 } }, "kaala": "sayahna", "days": [ { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T15:29:06+03:26", "utc": "1929-08-23T12:03:06Z", "ms": -1273579013743.9895 }, "end": { "local": "1929-08-23T18:08:32+03:26", "utc": "1929-08-23T14:42:32Z", "ms": -1273569447935.6096 } }, "covered_min": 159, "window_min": 159, "qualifies": true }, { "local_date": "1929-08-24", "window": { "start": { "local": "1929-08-24T15:28:12+03:26", "utc": "1929-08-24T12:02:12Z", "ms": -1273492667557.2834 }, "end": { "local": "1929-08-24T18:07:13+03:26", "utc": "1929-08-24T14:41:13Z", "ms": -1273483127165.5452 } }, "covered_min": 0, "window_min": 159, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:05 on Fri 23 Aug to 14:58 on Sat 24 Aug.", "fact": "1929-08-23T11:39:36Z → 1929-08-24T11:33:16Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:28–18:08 on the 23rd, 15:27–18:06 on the 24th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 159 of 159 minutes on the 23rd and 0 of 159 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1410 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Mashhad, 1929: Friday 23 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": "1929-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-23", "confidence": "determinate" } ], "quote": "In Mashhad, Bahulā Caturthī 1929 falls on Friday 23 August. Caturthī runs from 15:05 on Fri 23 Aug to 14:58 on Sat 24 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-08-23", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17535, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T14:59:16+03:26", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-23T15:05:36+03:26", "utc": "1929-08-23T11:39:36Z", "ms": -1273580423958.3657 }, "end": { "local": "1929-08-24T14:59:16+03:26", "utc": "1929-08-24T11:33:16Z", "ms": -1273494404059.7034 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-08-23", "window": { "start": { "local": "1929-08-23T19:57:51+03:26", "utc": "1929-08-23T16:31:51Z", "ms": -1273562888990.6194 }, "end": { "local": "1929-08-23T19:57:51+03:26", "utc": "1929-08-23T16:31:51Z", "ms": -1273562888990.6194 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-08-24", "window": { "start": { "local": "1929-08-24T20:23:39+03:26", "utc": "1929-08-24T16:57:39Z", "ms": -1273474940641.084 }, "end": { "local": "1929-08-24T20:23:39+03:26", "utc": "1929-08-24T16:57:39Z", "ms": -1273474940641.084 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:05 on Fri 23 Aug to 14:58 on Sat 24 Aug.", "fact": "1929-08-23T11:39:36Z → 1929-08-24T11:33:16Z" }, { "step": "kaala", "text": "Moonrise is at 19:57 on the 23rd and 20:23 on the 24th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 23rd and is not on the 24th.", "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 17535 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Friday 23 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": "1929-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-23", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Friday 23 August. Caturthī runs from 15:05 on Fri 23 Aug to 14:58 on Sat 24 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-08-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6164, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-08-25T14:29:43+03:26", "utc": "1929-08-25T11:03:43Z", "ms": -1273409777141.0654 }, "end": { "local": "1929-08-26T13:35:53+03:26", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-25T14:29:43+03:26", "utc": "1929-08-25T11:03:43Z", "ms": -1273409777141.0654 }, "end": { "local": "1929-08-26T13:35:53+03:26", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-25", "window": { "start": { "local": "1929-08-25T11:05:26+03:26", "utc": "1929-08-25T07:39:26Z", "ms": -1273422034242.7715 }, "end": { "local": "1929-08-25T11:53:26+03:26", "utc": "1929-08-25T08:27:26Z", "ms": -1273419154242.7715 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-26", "window": { "start": { "local": "1929-08-26T11:05:09+03:26", "utc": "1929-08-26T07:39:09Z", "ms": -1273335650733.5137 }, "end": { "local": "1929-08-26T11:53:09+03:26", "utc": "1929-08-26T08:27:09Z", "ms": -1273332770733.5137 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 14:29 on Sun 25 Aug to 13:35 on Mon 26 Aug.", "fact": "1929-08-25T11:03:43Z → 1929-08-26T10:09:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 25th, 11:04–11:52 on the 26th.", "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 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6164 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Mashhad, 1929: Monday 26 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": "1929-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-26", "confidence": "determinate" } ], "quote": "In Mashhad, Hala Ṣaṣṭhī 1929 falls on Monday 26 August. Ṣaṣṭhī runs from 14:29 on Sun 25 Aug to 13:35 on Mon 26 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38321, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-08-27T12:16:45+03:26", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "end": { "local": "1929-08-28T10:31:57+03:26", "utc": "1929-08-28T07:05:57Z", "ms": -1273164843251.3008 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-27T12:16:45+03:26", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "end": { "local": "1929-08-28T10:31:57+03:26", "utc": "1929-08-28T07:05:57Z", "ms": -1273164843251.3008 } }, "kaala": "nishita", "days": [ { "local_date": "1929-08-26", "window": { "start": { "local": "1929-08-26T23:05:33+03:26", "utc": "1929-08-26T19:39:33Z", "ms": -1273292426899.476 }, "end": { "local": "1929-08-26T23:53:33+03:26", "utc": "1929-08-26T20:27:33Z", "ms": -1273289546899.476 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-27", "window": { "start": { "local": "1929-08-27T23:05:16+03:26", "utc": "1929-08-27T19:39:16Z", "ms": -1273206043794.413 }, "end": { "local": "1929-08-27T23:53:16+03:26", "utc": "1929-08-27T20:27:16Z", "ms": -1273203163794.413 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 12:16 on Tue 27 Aug to 10:31 on Wed 28 Aug.", "fact": "1929-08-27T08:50:45Z → 1929-08-28T07:05:57Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:05–23:53 on the 26th, 23:04–23:52 on the 27th.", "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 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 night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38321 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Mashhad, 1929: Tuesday 27 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": "1929-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-27", "confidence": "determinate" } ], "quote": "In Mashhad, Janmāṣṭamī 1929 falls on Tuesday 27 August. Aṣṭamī runs from 12:16 on Tue 27 Aug to 10:31 on Wed 28 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1432, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-08-26T13:35:53+03:26", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "end": { "local": "1929-08-27T12:16:45+03:26", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-26T13:35:53+03:26", "utc": "1929-08-26T10:09:53Z", "ms": -1273326606937.8804 }, "end": { "local": "1929-08-27T12:16:45+03:26", "utc": "1929-08-27T08:50:45Z", "ms": -1273244955209.6384 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-08-26", "window": { "start": { "local": "1929-08-26T11:05:09+03:26", "utc": "1929-08-26T07:39:09Z", "ms": -1273335650733.5137 }, "end": { "local": "1929-08-26T11:53:09+03:26", "utc": "1929-08-26T08:27:09Z", "ms": -1273332770733.5137 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-08-27", "window": { "start": { "local": "1929-08-27T11:04:52+03:26", "utc": "1929-08-27T07:38:52Z", "ms": -1273249267600.6191 }, "end": { "local": "1929-08-27T11:52:52+03:26", "utc": "1929-08-27T08:26:52Z", "ms": -1273246387600.6191 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:35 on Mon 26 Aug to 12:16 on Tue 27 Aug.", "fact": "1929-08-26T10:09:53Z → 1929-08-27T08:50:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 26th, 11:04–11:52 on the 27th.", "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 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: purvaviddha → only-day · margin 1432 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Mashhad, 1929: Tuesday 27 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": "1929-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-27", "confidence": "determinate" } ], "quote": "In Mashhad, Śītalā Saptamī 1929 falls on Tuesday 27 August. Saptamī runs from 13:35 on Mon 26 Aug to 12:16 on Tue 27 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-08-30", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3228, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-08-30T05:50:45+03:26", "utc": "1929-08-30T02:24:45Z", "ms": -1273008914873.8855 }, "end": { "local": "1929-08-31T03:01:28+03:26", "utc": "1929-08-30T23:35:28Z", "ms": -1272932672189.092 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-08-30T05:50:45+03:26", "utc": "1929-08-30T02:24:45Z", "ms": -1273008914873.8855 }, "end": { "local": "1929-08-31T03:01:28+03:26", "utc": "1929-08-30T23:35:28Z", "ms": -1272932672189.092 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-08-30", "window": { "start": { "local": "1929-08-30T04:56:57+03:26", "utc": "1929-08-30T01:30:57Z", "ms": -1273012143263.5496 }, "end": { "local": "1929-08-30T04:56:57+03:26", "utc": "1929-08-30T01:30:57Z", "ms": -1273012143263.5496 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-08-31", "window": { "start": { "local": "1929-08-31T04:57:44+03:26", "utc": "1929-08-31T01:31:44Z", "ms": -1272925695809.145 }, "end": { "local": "1929-08-31T04:57:44+03:26", "utc": "1929-08-31T01:31:44Z", "ms": -1272925695809.145 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:50 on Fri 30 Aug to 03:00 on Sat 31 Aug.", "fact": "1929-08-30T02:24:45Z → 1929-08-30T23:35:28Z" }, { "step": "kaala", "text": "Sunrise is at 04:56 on the 30th and 04:57 on the 31st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 30th and is not on the 31st.", "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 3228 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Mashhad, 1929: Friday 30 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": "1929-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-08-30", "confidence": "determinate" } ], "quote": "In Mashhad, Ajā Ekādaśī 1929 falls on Friday 30 August. Ekādaśī runs from 05:50 on Fri 30 Aug to 03:00 on Sat 31 Aug, and is current at sunrise on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-08-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-09-01", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5513, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-01T00:00:48+03:26", "utc": "1929-08-31T20:34:48Z", "ms": -1272857112050.7542 }, "end": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-01T00:00:48+03:26", "utc": "1929-08-31T20:34:48Z", "ms": -1272857112050.7542 }, "end": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-08-31", "window": { "start": { "local": "1929-08-31T17:57:39+03:26", "utc": "1929-08-31T14:31:39Z", "ms": -1272878901232.9106 }, "end": { "local": "1929-08-31T19:25:46+03:26", "utc": "1929-08-31T15:59:46Z", "ms": -1272873614189.5093 } }, "covered_min": 0, "window_min": 88, "qualifies": false }, { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T17:56:14+03:26", "utc": "1929-09-01T14:30:14Z", "ms": -1272792585678.5305 }, "end": { "local": "1929-09-01T19:24:39+03:26", "utc": "1929-09-01T15:58:39Z", "ms": -1272787281062.6338 } }, "covered_min": 88, "window_min": 88, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:00 on Sun 1 Sep to 20:56 on Sun 1 Sep.", "fact": "1929-08-31T20:34:48Z → 1929-09-01T17:30:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:57–19:25 on the 31st, 17:55–19:24 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 88 minutes on the 31st and 88 of 88 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5513 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Sunday 1 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": "1929-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-01", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Sunday 1 September. Trayodaśī runs from 00:00 on Sun 1 Sep to 20:56 on Sun 1 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-09-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-09-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7635, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T17:57:32+03:26", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T17:57:32+03:26", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 } }, "kaala": "nishita", "days": [ { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T23:03:47+03:26", "utc": "1929-09-01T19:37:47Z", "ms": -1272774133368.918 }, "end": { "local": "1929-09-01T23:51:47+03:26", "utc": "1929-09-01T20:25:47Z", "ms": -1272771253368.918 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-02", "window": { "start": { "local": "1929-09-02T23:03:28+03:26", "utc": "1929-09-02T19:37:28Z", "ms": -1272687752209.144 }, "end": { "local": "1929-09-02T23:51:28+03:26", "utc": "1929-09-02T20:25:28Z", "ms": -1272684872209.144 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:56 on Sun 1 Sep to 17:57 on Mon 2 Sep.", "fact": "1929-09-01T17:30:32Z → 1929-09-02T14:31:32Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:03–23:51 on the 1st, 23:02–23:50 on the 2nd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7635 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Sunday 1 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": "1929-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-01", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Sunday 1 September. Caturdaśī runs from 20:56 on Sun 1 Sep to 17:57 on Mon 2 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-09-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-02", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 163, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T17:57:32+03:26", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-01T20:56:32+03:26", "utc": "1929-09-01T17:30:32Z", "ms": -1272781768396.088 }, "end": { "local": "1929-09-02T17:57:32+03:26", "utc": "1929-09-02T14:31:32Z", "ms": -1272706107736.6885 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-01", "window": { "start": { "local": "1929-09-01T17:56:14+03:26", "utc": "1929-09-01T14:30:14Z", "ms": -1272792585678.5305 }, "end": { "local": "1929-09-01T19:24:39+03:26", "utc": "1929-09-01T15:58:39Z", "ms": -1272787281062.6338 } }, "covered_min": 0, "window_min": 88, "qualifies": false }, { "local_date": "1929-09-02", "window": { "start": { "local": "1929-09-02T17:54:49+03:26", "utc": "1929-09-02T14:28:49Z", "ms": -1272706270652.484 }, "end": { "local": "1929-09-02T19:23:32+03:26", "utc": "1929-09-02T15:57:32Z", "ms": -1272700948400.9265 } }, "covered_min": 3, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:56 on Sun 1 Sep to 17:57 on Mon 2 Sep.", "fact": "1929-09-01T17:30:32Z → 1929-09-02T14:31:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:55–19:24 on the 1st, 17:54–19:23 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 88 minutes on the 1st and 3 of 89 on the 2nd.", "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 163 s < 300 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Mashhad, 1929: Monday 2 September.", "fact": "confidence: boundary (margin)" } ], "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": "1929-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-02", "confidence": "boundary" } ], "quote": "In Mashhad, Aghora Caturdaśī 1929 falls on Monday 2 September. Caturdaśī runs from 20:56 on Sun 1 Sep to 17:57 on Mon 2 Sep and covers 3 of 89 minutes of pradoṣa that evening. It is 2 min 43 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3795, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-09-03T15:13:23+03:26", "utc": "1929-09-03T11:47:23Z", "ms": -1272629557417.8003 }, "end": { "local": "1929-09-04T12:53:41+03:26", "utc": "1929-09-04T09:27:41Z", "ms": -1272551539346.1345 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-03T15:13:23+03:26", "utc": "1929-09-03T11:47:23Z", "ms": -1272629557417.8003 }, "end": { "local": "1929-09-04T12:53:41+03:26", "utc": "1929-09-04T09:27:41Z", "ms": -1272551539346.1345 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-03", "window": { "start": { "local": "1929-09-03T11:02:45+03:26", "utc": "1929-09-03T07:36:45Z", "ms": -1272644594947.6707 }, "end": { "local": "1929-09-03T11:50:45+03:26", "utc": "1929-09-03T08:24:45Z", "ms": -1272641714947.6707 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-04", "window": { "start": { "local": "1929-09-04T11:02:26+03:26", "utc": "1929-09-04T07:36:26Z", "ms": -1272558214305.9087 }, "end": { "local": "1929-09-04T11:50:26+03:26", "utc": "1929-09-04T08:24:26Z", "ms": -1272555334305.9087 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:12 on Tue 3 Sep to 12:53 on Wed 4 Sep.", "fact": "1929-09-03T11:47:23Z → 1929-09-04T09:27:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 3rd, 11:01–11:49 on the 4th.", "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 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 3795 s" }, { "step": "ruling", "text": "Rudra Vrata, Mashhad, 1929: Wednesday 4 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-04", "confidence": "determinate" } ], "quote": "In Mashhad, Rudra Vrata 1929 falls on Wednesday 4 September. Pratipadā runs from 15:12 on Tue 3 Sep to 12:53 on Wed 4 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 323, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1929-09-05T11:07:29+03:26", "utc": "1929-09-05T07:41:29Z", "ms": -1272471511358.1514 }, "end": { "local": "1929-09-06T10:02:21+03:26", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-05T11:07:29+03:26", "utc": "1929-09-05T07:41:29Z", "ms": -1272471511358.1514 }, "end": { "local": "1929-09-06T10:02:21+03:26", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-05", "window": { "start": { "local": "1929-09-05T11:02:06+03:26", "utc": "1929-09-05T07:36:06Z", "ms": -1272471833917.5684 }, "end": { "local": "1929-09-05T11:50:06+03:26", "utc": "1929-09-05T08:24:06Z", "ms": -1272468953917.5684 } }, "covered_min": 43, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-06", "window": { "start": { "local": "1929-09-06T11:01:46+03:26", "utc": "1929-09-06T07:35:46Z", "ms": -1272385453768.6782 }, "end": { "local": "1929-09-06T11:49:46+03:26", "utc": "1929-09-06T08:23:46Z", "ms": -1272382573768.6782 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 11:06 on Thu 5 Sep to 10:01 on Fri 6 Sep.", "fact": "1929-09-05T07:41:29Z → 1929-09-06T06:36:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 5th, 11:01–11:49 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 43 of 48 minutes on the 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: paraviddha → only-day · margin 323 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Mashhad, 1929: Thursday 5 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-05", "confidence": "determinate" } ], "quote": "In Mashhad, Haritālikā Vrata (Hartalika Teej) 1929 falls on Thursday 5 September. Tṛtīyā runs from 11:06 on Thu 5 Sep to 10:01 on Fri 6 Sep and covers 43 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3565, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-09-06T10:02:21+03:26", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "end": { "local": "1929-09-07T09:43:26+03:26", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-06T10:02:21+03:26", "utc": "1929-09-06T06:36:21Z", "ms": -1272389018546.142 }, "end": { "local": "1929-09-07T09:43:26+03:26", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-06", "window": { "start": { "local": "1929-09-06T11:01:46+03:26", "utc": "1929-09-06T07:35:46Z", "ms": -1272385453768.6782 }, "end": { "local": "1929-09-06T11:49:46+03:26", "utc": "1929-09-06T08:23:46Z", "ms": -1272382573768.6782 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-07", "window": { "start": { "local": "1929-09-07T11:01:26+03:26", "utc": "1929-09-07T07:35:26Z", "ms": -1272299073844.2158 }, "end": { "local": "1929-09-07T11:49:26+03:26", "utc": "1929-09-07T08:23:26Z", "ms": -1272296193844.2158 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:01 on Fri 6 Sep to 09:42 on Sat 7 Sep.", "fact": "1929-09-06T06:36:21Z → 1929-09-07T06:17:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 6th, 11:00–11:48 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 3565 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Mashhad, 1929: Friday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-06", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṇeśa Caturthī 1929 falls on Friday 6 September. Caturthī runs from 10:01 on Fri 6 Sep to 09:42 on Sat 7 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2930, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-09-07T09:43:26+03:26", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "end": { "local": "1929-09-08T10:12:15+03:26", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-07T09:43:26+03:26", "utc": "1929-09-07T06:17:26Z", "ms": -1272303754284.2854 }, "end": { "local": "1929-09-08T10:12:15+03:26", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-07", "window": { "start": { "local": "1929-09-07T11:01:26+03:26", "utc": "1929-09-07T07:35:26Z", "ms": -1272299073844.2158 }, "end": { "local": "1929-09-07T11:49:26+03:26", "utc": "1929-09-07T08:23:26Z", "ms": -1272296193844.2158 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-08", "window": { "start": { "local": "1929-09-08T11:01:06+03:26", "utc": "1929-09-08T07:35:06Z", "ms": -1272212694128.1162 }, "end": { "local": "1929-09-08T11:49:06+03:26", "utc": "1929-09-08T08:23:06Z", "ms": -1272209814128.1162 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 09:42 on Sat 7 Sep to 10:11 on Sun 8 Sep.", "fact": "1929-09-07T06:17:26Z → 1929-09-08T06:46:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 7th, 11:00–11:48 on the 8th.", "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 7th and 0 of 48 on the 8th.", "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 2930 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Mashhad, 1929: Saturday 7 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rishi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Rsi pancami (madhyahnavyapini) — If occurs on two successive days, it is to be observed according to Madhava on the 1st day and according to Hemadri and Divodasa on the 2nd day" } ], "kaala": "madhyahna", "priority": "disputed", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-07", "confidence": "boundary" } ], "quote": "In Mashhad, Ṛṣi Pañcamī 1929 falls on Saturday 7 September. Pañcamī runs from 09:42 on Sat 7 Sep to 10:11 on Sun 8 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1366, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-09-08T10:12:15+03:26", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "end": { "local": "1929-09-09T11:25:59+03:26", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-08T10:12:15+03:26", "utc": "1929-09-08T06:46:15Z", "ms": -1272215624612.7056 }, "end": { "local": "1929-09-09T11:25:59+03:26", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-08", "window": { "start": { "local": "1929-09-08T11:01:06+03:26", "utc": "1929-09-08T07:35:06Z", "ms": -1272212694128.1162 }, "end": { "local": "1929-09-08T11:49:06+03:26", "utc": "1929-09-08T08:23:06Z", "ms": -1272209814128.1162 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-09", "window": { "start": { "local": "1929-09-09T11:00:45+03:26", "utc": "1929-09-09T07:34:45Z", "ms": -1272126314603.3499 }, "end": { "local": "1929-09-09T11:48:45+03:26", "utc": "1929-09-09T08:22:45Z", "ms": -1272123434603.3499 } }, "covered_min": 25, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 10:11 on Sun 8 Sep to 11:25 on Mon 9 Sep.", "fact": "1929-09-08T06:46:15Z → 1929-09-09T07:59:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 8th, 11:00–11:48 on the 9th.", "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 8th and 25 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 1366 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Mashhad, 1929: Monday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi-bhadrapada", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Surya sasthi (paraviddha), Lolarka sasthi" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-09", "confidence": "boundary" } ], "quote": "In Mashhad, Sūrya Ṣaṣṭhī (Bhādrapada) 1929 falls on Monday 9 September. Ṣaṣṭhī runs from 10:11 on Sun 8 Sep to 11:25 on Mon 9 Sep and covers 25 of 48 minutes of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1366, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-09-09T11:25:59+03:26", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "end": { "local": "1929-09-10T13:17:03+03:26", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-09T11:25:59+03:26", "utc": "1929-09-09T07:59:59Z", "ms": -1272124800786.1287 }, "end": { "local": "1929-09-10T13:17:03+03:26", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-09", "window": { "start": { "local": "1929-09-09T11:00:45+03:26", "utc": "1929-09-09T07:34:45Z", "ms": -1272126314603.3499 }, "end": { "local": "1929-09-09T11:48:45+03:26", "utc": "1929-09-09T08:22:45Z", "ms": -1272123434603.3499 } }, "covered_min": 23, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-10", "window": { "start": { "local": "1929-09-10T11:00:25+03:26", "utc": "1929-09-10T07:34:25Z", "ms": -1272039935252.0315 }, "end": { "local": "1929-09-10T11:48:25+03:26", "utc": "1929-09-10T08:22:25Z", "ms": -1272037055252.0315 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Saptamī runs from 11:25 on Mon 9 Sep to 13:16 on Tue 10 Sep.", "fact": "1929-09-09T07:59:59Z → 1929-09-10T09:51:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 9th, 10:59–11:47 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 23 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": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 1366 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Mashhad, 1929: Monday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "muktabharana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Muktabharana vrata (purvaviddha), Lalita saptami (Bengal & Orissa)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-09", "confidence": "determinate" } ], "quote": "In Mashhad, Muktābharaṇa Vrata 1929 falls on Monday 9 September. Saptamī runs from 11:25 on Mon 9 Sep to 13:16 on Tue 10 Sep and covers 23 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5318, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-10T13:17:03+03:26", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "end": { "local": "1929-09-11T15:33:45+03:26", "utc": "1929-09-11T12:07:45Z", "ms": -1271937134625.6348 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-10T13:17:03+03:26", "utc": "1929-09-10T09:51:03Z", "ms": -1272031737338.2502 }, "end": { "local": "1929-09-11T15:33:45+03:26", "utc": "1929-09-11T12:07:45Z", "ms": -1271937134625.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-10", "window": { "start": { "local": "1929-09-10T11:00:25+03:26", "utc": "1929-09-10T07:34:25Z", "ms": -1272039935252.0315 }, "end": { "local": "1929-09-10T11:48:25+03:26", "utc": "1929-09-10T08:22:25Z", "ms": -1272037055252.0315 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-09-11", "window": { "start": { "local": "1929-09-11T11:00:04+03:26", "utc": "1929-09-11T07:34:04Z", "ms": -1271953556055.522 }, "end": { "local": "1929-09-11T11:48:04+03:26", "utc": "1929-09-11T08:22:04Z", "ms": -1271950676055.522 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 13:16 on Tue 10 Sep to 15:33 on Wed 11 Sep.", "fact": "1929-09-10T09:51:03Z → 1929-09-11T12:07:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 10th, 10:59–11:47 on the 11th.", "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 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5318 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Mashhad, 1929: Wednesday 11 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": "1929-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-11", "confidence": "determinate" } ], "quote": "In Mashhad, Rādhāṣṭamī 1929 falls on Wednesday 11 September. Aṣṭamī runs from 13:16 on Tue 10 Sep to 15:33 on Wed 11 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-09-14", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23523, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-09-13T20:27:20+03:26", "utc": "1929-09-13T17:01:20Z", "ms": -1271746719538.075 }, "end": { "local": "1929-09-14T22:37:27+03:26", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-13T20:27:20+03:26", "utc": "1929-09-13T17:01:20Z", "ms": -1271746719538.075 }, "end": { "local": "1929-09-14T22:37:27+03:26", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-09-14", "window": { "start": { "local": "1929-09-14T05:08:44+03:26", "utc": "1929-09-14T01:42:44Z", "ms": -1271715436443.724 }, "end": { "local": "1929-09-14T05:08:44+03:26", "utc": "1929-09-14T01:42:44Z", "ms": -1271715436443.724 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T05:09:30+03:26", "utc": "1929-09-15T01:43:30Z", "ms": -1271628989506.5752 }, "end": { "local": "1929-09-15T05:09:30+03:26", "utc": "1929-09-15T01:43:30Z", "ms": -1271628989506.5752 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:26 on Fri 13 Sep to 22:36 on Sat 14 Sep.", "fact": "1929-09-13T17:01:20Z → 1929-09-14T19:11:27Z" }, { "step": "kaala", "text": "Sunrise is at 05:08 on the 14th and 05:09 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 14th and is not on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23523 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Mashhad, 1929: Saturday 14 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": "1929-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-14", "confidence": "determinate" } ], "quote": "In Mashhad, Parivartanī Ekādaśī 1929 falls on Saturday 14 September. Ekādaśī runs from 20:26 on Fri 13 Sep to 22:36 on Sat 14 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-09-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38098, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-09-14T22:37:27+03:26", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "end": { "local": "1929-09-16T00:23:20+03:26", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-14T22:37:27+03:26", "utc": "1929-09-14T19:11:27Z", "ms": -1271652512960.4731 }, "end": { "local": "1929-09-16T00:23:20+03:26", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T10:58:40+03:26", "utc": "1929-09-15T07:32:40Z", "ms": -1271608040422.7085 }, "end": { "local": "1929-09-15T11:46:40+03:26", "utc": "1929-09-15T08:20:40Z", "ms": -1271605160422.7085 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-09-16", "window": { "start": { "local": "1929-09-16T10:58:18+03:26", "utc": "1929-09-16T07:32:18Z", "ms": -1271521661699.086 }, "end": { "local": "1929-09-16T11:46:18+03:26", "utc": "1929-09-16T08:20:18Z", "ms": -1271518781699.086 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 22:36 on Sat 14 Sep to 00:22 on Mon 16 Sep.", "fact": "1929-09-14T19:11:27Z → 1929-09-15T20:57:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:58–11:46 on the 15th, 10:57–11:45 on the 16th.", "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 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 38098 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Mashhad, 1929: Sunday 15 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": "1929-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-15", "confidence": "determinate" } ], "quote": "In Mashhad, Vāmana Jayantī 1929 falls on Sunday 15 September. Dvādaśī runs from 22:36 on Sat 14 Sep to 00:22 on Mon 16 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-09-16", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18896, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-16T00:23:20+03:26", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "end": { "local": "1929-09-17T01:39:57+03:26", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-16T00:23:20+03:26", "utc": "1929-09-15T20:57:20Z", "ms": -1271559759565.1917 }, "end": { "local": "1929-09-17T01:39:57+03:26", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-15", "window": { "start": { "local": "1929-09-15T17:35:49+03:26", "utc": "1929-09-15T14:09:49Z", "ms": -1271584211338.8416 }, "end": { "local": "1929-09-15T19:08:25+03:26", "utc": "1929-09-15T15:42:25Z", "ms": -1271578655499.0115 } }, "covered_min": 0, "window_min": 93, "qualifies": false }, { "local_date": "1929-09-16", "window": { "start": { "local": "1929-09-16T17:34:19+03:26", "utc": "1929-09-16T14:08:19Z", "ms": -1271497900858.0564 }, "end": { "local": "1929-09-16T19:07:13+03:26", "utc": "1929-09-16T15:41:13Z", "ms": -1271492326814.246 } }, "covered_min": 93, "window_min": 93, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:22 on Mon 16 Sep to 01:39 on Tue 17 Sep.", "fact": "1929-09-15T20:57:20Z → 1929-09-16T22:13:57Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:35–19:07 on the 15th, 17:33–19:06 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 93 minutes on the 15th and 93 of 93 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18896 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Monday 16 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": "1929-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-16", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Monday 16 September. Trayodaśī runs from 00:22 on Mon 16 Sep to 01:39 on Tue 17 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-09-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9969, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-09-17T01:39:57+03:26", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "end": { "local": "1929-09-18T02:25:42+03:26", "utc": "1929-09-17T22:59:42Z", "ms": -1271379617569.2336 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1929-09-17T01:39:57+03:26", "utc": "1929-09-16T22:13:57Z", "ms": -1271468763252.9216 }, "end": { "local": "1929-09-18T02:25:42+03:26", "utc": "1929-09-17T22:59:42Z", "ms": -1271379617569.2336 } }, "kaala": "udaya-3", "days": [ { "local_date": "1929-09-17", "window": { "start": { "local": "1929-09-17T05:11:04+03:26", "utc": "1929-09-17T01:45:04Z", "ms": -1271456095529.4792 }, "end": { "local": "1929-09-17T07:39:25+03:26", "utc": "1929-09-17T04:13:25Z", "ms": -1271447194520.0376 } }, "covered_min": 148, "window_min": 148, "qualifies": true }, { "local_date": "1929-09-18", "window": { "start": { "local": "1929-09-18T05:11:52+03:26", "utc": "1929-09-18T01:45:52Z", "ms": -1271369648460.3206 }, "end": { "local": "1929-09-18T07:39:45+03:26", "utc": "1929-09-18T04:13:45Z", "ms": -1271360774804.3535 } }, "covered_min": 0, "window_min": 148, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 01:39 on Tue 17 Sep to 02:25 on Wed 18 Sep.", "fact": "1929-09-16T22:13:57Z → 1929-09-17T22:59:42Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:10–07:38 on the 17th, 05:11–07:39 on the 18th.", "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 148 of 148 minutes on the 17th and 0 of 148 on the 18th.", "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 9969 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Mashhad, 1929: Tuesday 17 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": "1929-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-17", "confidence": "determinate" } ], "quote": "In Mashhad, Ananta Caturdaśī 1929 falls on Tuesday 17 September. Caturdaśī runs from 01:39 on Tue 17 Sep to 02:25 on Wed 18 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-09-22", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15641, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-09-22T00:59:31+03:26", "utc": "1929-09-21T21:33:31Z", "ms": -1271039188913.6543 }, "end": { "local": "1929-09-22T23:45:41+03:26", "utc": "1929-09-22T20:19:41Z", "ms": -1270957218816.8748 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-22T00:59:31+03:26", "utc": "1929-09-21T21:33:31Z", "ms": -1271039188913.6543 }, "end": { "local": "1929-09-22T23:45:41+03:26", "utc": "1929-09-22T20:19:41Z", "ms": -1270957218816.8748 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-21", "window": { "start": { "local": "1929-09-21T18:54:21+03:26", "utc": "1929-09-21T15:28:21Z", "ms": -1271061099108.8972 }, "end": { "local": "1929-09-21T18:54:21+03:26", "utc": "1929-09-21T15:28:21Z", "ms": -1271061099108.8972 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-22", "window": { "start": { "local": "1929-09-22T19:25:01+03:26", "utc": "1929-09-22T15:59:01Z", "ms": -1270972859473.5896 }, "end": { "local": "1929-09-22T19:25:01+03:26", "utc": "1929-09-22T15:59:01Z", "ms": -1270972859473.5896 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:59 on Sun 22 Sep to 23:45 on Sun 22 Sep.", "fact": "1929-09-21T21:33:31Z → 1929-09-22T20:19:41Z" }, { "step": "kaala", "text": "Moonrise is at 18:53 on the 21st and 19:24 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 21st and is on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15641 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Sunday 22 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": "1929-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-22", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Sunday 22 September. Caturthī runs from 00:59 on Sun 22 Sep to 23:45 on Sun 22 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-09-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-23", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 715, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-09-23T22:15:59+03:26", "utc": "1929-09-23T18:49:59Z", "ms": -1270876201452.829 }, "end": { "local": "1929-09-24T20:32:01+03:26", "utc": "1929-09-24T17:06:01Z", "ms": -1270796038517.7249 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-23T22:15:59+03:26", "utc": "1929-09-23T18:49:59Z", "ms": -1270876201452.829 }, "end": { "local": "1929-09-24T20:32:01+03:26", "utc": "1929-09-24T17:06:01Z", "ms": -1270796038517.7249 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-23", "window": { "start": { "local": "1929-09-23T20:00:50+03:26", "utc": "1929-09-23T16:34:50Z", "ms": -1270884309745.4917 }, "end": { "local": "1929-09-23T20:00:50+03:26", "utc": "1929-09-23T16:34:50Z", "ms": -1270884309745.4917 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-24", "window": { "start": { "local": "1929-09-24T20:43:56+03:26", "utc": "1929-09-24T17:17:56Z", "ms": -1270795323760.217 }, "end": { "local": "1929-09-24T20:43:56+03:26", "utc": "1929-09-24T17:17:56Z", "ms": -1270795323760.217 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 22:15 on Mon 23 Sep to 20:31 on Tue 24 Sep.", "fact": "1929-09-23T18:49:59Z → 1929-09-24T17:06:01Z" }, { "step": "kaala", "text": "Moonrise is at 20:00 on the 23rd and 20:43 on the 24th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 23rd and is not on the 24th.", "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: purvaviddha → tithi-day · margin 715 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Mashhad, 1929: Monday 23 September.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1929-09-23", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-23", "confidence": "boundary" } ], "quote": "In Mashhad, Candra Ṣaṣṭhī 1929 falls on Monday 23 September. Ṣaṣṭhī runs from 22:15 on Mon 23 Sep to 20:31 on Tue 24 Sep, and is current at moonrise on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1273, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-25T18:35:18+03:26", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T16:27:32+03:26", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-25T18:35:18+03:26", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T16:27:32+03:26", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-25", "window": { "start": { "local": "1929-09-25T17:20:52+03:26", "utc": "1929-09-25T13:54:52Z", "ms": -1270721107571.9854 }, "end": { "local": "1929-09-25T18:56:31+03:26", "utc": "1929-09-25T15:30:31Z", "ms": -1270715368938.9756 } }, "covered_min": 21, "window_min": 96, "qualifies": true }, { "local_date": "1929-09-26", "window": { "start": { "local": "1929-09-26T17:19:23+03:26", "utc": "1929-09-26T13:53:23Z", "ms": -1270634796763.3174 }, "end": { "local": "1929-09-26T18:55:20+03:26", "utc": "1929-09-26T15:29:20Z", "ms": -1270629039794.3406 } }, "covered_min": 0, "window_min": 96, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 18:34 on Wed 25 Sep to 16:27 on Thu 26 Sep.", "fact": "1929-09-25T15:09:18Z → 1929-09-26T13:01:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:20–18:56 on the 25th, 17:18–18:54 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 21 of 96 minutes on the 25th and 0 of 96 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1273 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Mashhad, 1929: Wednesday 25 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": "1929-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-25", "confidence": "determinate" } ], "quote": "In Mashhad, Jitāṣṭamī (Jitiya) 1929 falls on Wednesday 25 September. Aṣṭamī runs from 18:34 on Wed 25 Sep to 16:27 on Thu 26 Sep and covers 21 of 96 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10846, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-09-25T18:35:18+03:26", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T16:27:32+03:26", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-25T18:35:18+03:26", "utc": "1929-09-25T15:09:18Z", "ms": -1270716641743.5498 }, "end": { "local": "1929-09-26T16:27:32+03:26", "utc": "1929-09-26T13:01:32Z", "ms": -1270637908480.0576 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-09-25", "window": { "start": { "local": "1929-09-25T21:36:04+03:26", "utc": "1929-09-25T18:10:04Z", "ms": -1270705796163.5837 }, "end": { "local": "1929-09-25T21:36:04+03:26", "utc": "1929-09-25T18:10:04Z", "ms": -1270705796163.5837 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-09-26", "window": { "start": { "local": "1929-09-26T22:37:33+03:26", "utc": "1929-09-26T19:11:33Z", "ms": -1270615707231.7495 }, "end": { "local": "1929-09-26T22:37:33+03:26", "utc": "1929-09-26T19:11:33Z", "ms": -1270615707231.7495 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 18:34 on Wed 25 Sep to 16:27 on Thu 26 Sep.", "fact": "1929-09-25T15:09:18Z → 1929-09-26T13:01:32Z" }, { "step": "kaala", "text": "Moonrise is at 21:35 on the 25th and 22:37 on the 26th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10846 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Mashhad, 1929: Wednesday 25 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": "1929-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-25", "confidence": "determinate" } ], "quote": "In Mashhad, Mahālakṣmī Vrata Samāpana 1929 falls on Wednesday 25 September. Aṣṭamī runs from 18:34 on Wed 25 Sep to 16:27 on Thu 26 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-09-29", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14735, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-09-28T11:49:08+03:26", "utc": "1929-09-28T08:23:08Z", "ms": -1270481811881.2852 }, "end": { "local": "1929-09-29T09:26:12+03:26", "utc": "1929-09-29T06:00:12Z", "ms": -1270403987614.3845 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-28T11:49:08+03:26", "utc": "1929-09-28T08:23:08Z", "ms": -1270481811881.2852 }, "end": { "local": "1929-09-29T09:26:12+03:26", "utc": "1929-09-29T06:00:12Z", "ms": -1270403987614.3845 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-09-28", "window": { "start": { "local": "1929-09-28T05:19:49+03:26", "utc": "1929-09-28T01:53:49Z", "ms": -1270505170957.4316 }, "end": { "local": "1929-09-28T05:19:49+03:26", "utc": "1929-09-28T01:53:49Z", "ms": -1270505170957.4316 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-09-29", "window": { "start": { "local": "1929-09-29T05:20:38+03:26", "utc": "1929-09-29T01:54:38Z", "ms": -1270418722199.5278 }, "end": { "local": "1929-09-29T05:20:38+03:26", "utc": "1929-09-29T01:54:38Z", "ms": -1270418722199.5278 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:48 on Sat 28 Sep to 09:25 on Sun 29 Sep.", "fact": "1929-09-28T08:23:08Z → 1929-09-29T06:00:12Z" }, { "step": "kaala", "text": "Sunrise is at 05:19 on the 28th and 05:20 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 28th and is on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14735 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Mashhad, 1929: Sunday 29 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": "1929-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-29", "confidence": "determinate" } ], "quote": "In Mashhad, Indirā Ekādaśī 1929 falls on Sunday 29 September. Ekādaśī runs from 11:48 on Sat 28 Sep to 09:25 on Sun 29 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-09-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-09-30", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-09-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36345, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-09-30T07:07:43+03:26", "utc": "1929-09-30T03:41:43Z", "ms": -1270325896697.5415 }, "end": { "local": "1929-10-01T05:00:04+03:26", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-09-30T07:07:43+03:26", "utc": "1929-09-30T03:41:43Z", "ms": -1270325896697.5415 }, "end": { "local": "1929-10-01T05:00:04+03:26", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-09-30", "window": { "start": { "local": "1929-09-30T17:13:29+03:26", "utc": "1929-09-30T13:47:29Z", "ms": -1270289551253.5706 }, "end": { "local": "1929-09-30T18:50:39+03:26", "utc": "1929-09-30T15:24:39Z", "ms": -1270283720952.412 } }, "covered_min": 97, "window_min": 97, "qualifies": true }, { "local_date": "1929-10-01", "window": { "start": { "local": "1929-10-01T17:12:01+03:26", "utc": "1929-10-01T13:46:01Z", "ms": -1270203239167.126 }, "end": { "local": "1929-10-01T18:49:29+03:26", "utc": "1929-10-01T15:23:29Z", "ms": -1270197390549.504 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:07 on Mon 30 Sep to 04:59 on Tue 1 Oct.", "fact": "1929-09-30T03:41:43Z → 1929-10-01T01:34:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:12–18:50 on the 30th, 17:11–18:48 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 97 of 97 minutes on the 30th and 0 of 97 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36345 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Monday 30 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": "1929-09-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-09-30", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Monday 30 September. Trayodaśī runs from 07:07 on Mon 30 Sep to 04:59 on Tue 1 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-09-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-10-01", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12518, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-01T05:00:04+03:26", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "end": { "local": "1929-10-02T03:10:11+03:26", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-01T05:00:04+03:26", "utc": "1929-10-01T01:34:04Z", "ms": -1270247156490.5503 }, "end": { "local": "1929-10-02T03:10:11+03:26", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 } }, "kaala": "nishita", "days": [ { "local_date": "1929-09-30", "window": { "start": { "local": "1929-09-30T22:53:52+03:26", "utc": "1929-09-30T19:27:52Z", "ms": -1270269127624.2263 }, "end": { "local": "1929-09-30T23:41:52+03:26", "utc": "1929-09-30T20:15:52Z", "ms": -1270266247624.2263 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-10-01", "window": { "start": { "local": "1929-10-01T22:53:33+03:26", "utc": "1929-10-01T19:27:33Z", "ms": -1270182746851.0435 }, "end": { "local": "1929-10-01T23:41:33+03:26", "utc": "1929-10-01T20:15:33Z", "ms": -1270179866851.0435 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 04:59 on Tue 1 Oct to 03:09 on Wed 2 Oct.", "fact": "1929-10-01T01:34:04Z → 1929-10-01T23:44:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:53–23:41 on the 30th, 22:53–23:41 on the 1st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12518 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Tuesday 1 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": "1929-10-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-01", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Tuesday 1 October. Caturdaśī runs from 04:59 on Tue 1 Oct to 03:09 on Wed 2 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-10-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33443, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-02T03:10:11+03:26", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "end": { "local": "1929-10-03T01:45:11+03:26", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-02T03:10:11+03:26", "utc": "1929-10-01T23:44:11Z", "ms": -1270167349104.5703 }, "end": { "local": "1929-10-03T01:45:11+03:26", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 } }, "kaala": "aparahna", "days": [ { "local_date": "1929-10-02", "window": { "start": { "local": "1929-10-02T12:27:34+03:26", "utc": "1929-10-02T09:01:34Z", "ms": -1270133905859.5857 }, "end": { "local": "1929-10-02T14:49:04+03:26", "utc": "1929-10-02T11:23:04Z", "ms": -1270125416301.1274 } }, "covered_min": 141, "window_min": 141, "qualifies": true }, { "local_date": "1929-10-03", "window": { "start": { "local": "1929-10-03T12:27:02+03:26", "utc": "1929-10-03T09:01:02Z", "ms": -1270047538303.4812 }, "end": { "local": "1929-10-03T14:48:04+03:26", "utc": "1929-10-03T11:22:04Z", "ms": -1270039076128.3743 } }, "covered_min": 0, "window_min": 141, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 03:09 on Wed 2 Oct to 01:44 on Thu 3 Oct.", "fact": "1929-10-01T23:44:11Z → 1929-10-02T22:19:11Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 12:27–14:48 on the 2nd, 12:26–14:47 on the 3rd.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 141 of 141 minutes on the 2nd and 0 of 141 on the 3rd.", "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 33443 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Mashhad, 1929: Wednesday 2 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-02", "confidence": "determinate" } ], "quote": "In Mashhad, Mahālaya Amāvāsyā 1929 falls on Wednesday 2 October. Amāvasyā runs from 03:09 on Wed 2 Oct to 01:44 on Thu 3 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32840, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-10-03T01:45:11+03:26", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "end": { "local": "1929-10-04T00:51:41+03:26", "utc": "1929-10-03T21:25:41Z", "ms": -1270002859393.532 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-03T01:45:11+03:26", "utc": "1929-10-02T22:19:11Z", "ms": -1270086048984.5112 }, "end": { "local": "1929-10-04T00:51:41+03:26", "utc": "1929-10-03T21:25:41Z", "ms": -1270002859393.532 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-03", "window": { "start": { "local": "1929-10-03T10:52:31+03:26", "utc": "1929-10-03T07:26:31Z", "ms": -1270053209391.0347 }, "end": { "local": "1929-10-03T11:40:31+03:26", "utc": "1929-10-03T08:14:31Z", "ms": -1270050329391.0347 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-04", "window": { "start": { "local": "1929-10-04T10:52:12+03:26", "utc": "1929-10-04T07:26:12Z", "ms": -1269966827821.2866 }, "end": { "local": "1929-10-04T11:40:12+03:26", "utc": "1929-10-04T08:14:12Z", "ms": -1269963947821.2866 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 01:44 on Thu 3 Oct to 00:51 on Fri 4 Oct.", "fact": "1929-10-02T22:19:11Z → 1929-10-03T21:25:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:52–11:40 on the 3rd, 10:51–11:39 on the 4th.", "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 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 32840 s" }, { "step": "ruling", "text": "Navarātrārambha, Mashhad, 1929: Thursday 3 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-03", "confidence": "determinate" } ], "quote": "In Mashhad, Navarātrārambha (Navratri) 1929 falls on Thursday 3 October. Pratipadā runs from 01:44 on Thu 3 Oct to 00:51 on Fri 4 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-10-06", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31754, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-06T00:58:27+03:26", "utc": "1929-10-05T21:32:27Z", "ms": -1269829652678.0764 }, "end": { "local": "1929-10-07T02:02:05+03:26", "utc": "1929-10-06T22:36:05Z", "ms": -1269739434878.3987 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-06T00:58:27+03:26", "utc": "1929-10-05T21:32:27Z", "ms": -1269829652678.0764 }, "end": { "local": "1929-10-07T02:02:05+03:26", "utc": "1929-10-06T22:36:05Z", "ms": -1269739434878.3987 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-06", "window": { "start": { "local": "1929-10-06T10:51:36+03:26", "utc": "1929-10-06T07:25:36Z", "ms": -1269794063649.0815 }, "end": { "local": "1929-10-06T11:39:36+03:26", "utc": "1929-10-06T08:13:36Z", "ms": -1269791183649.0815 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-07", "window": { "start": { "local": "1929-10-07T10:51:19+03:26", "utc": "1929-10-07T07:25:19Z", "ms": -1269707681012.249 }, "end": { "local": "1929-10-07T11:39:19+03:26", "utc": "1929-10-07T08:13:19Z", "ms": -1269704801012.249 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:57 on Sun 6 Oct to 02:01 on Mon 7 Oct.", "fact": "1929-10-05T21:32:27Z → 1929-10-06T22:36:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:51–11:39 on the 6th, 10:50–11:38 on the 7th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31754 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Sunday 6 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": "1929-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-06", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Sunday 6 October. Caturthī runs from 00:57 on Sun 6 Oct to 02:01 on Mon 7 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-10-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1308, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-10-09T05:50:47+03:26", "utc": "1929-10-09T02:24:47Z", "ms": -1269552913057.2788 }, "end": { "local": "1929-10-10T08:16:18+03:26", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-09T05:50:47+03:26", "utc": "1929-10-09T02:24:47Z", "ms": -1269552913057.2788 }, "end": { "local": "1929-10-10T08:16:18+03:26", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 } }, "kaala": "udaya-1", "days": [ { "local_date": "1929-10-09", "window": { "start": { "local": "1929-10-09T05:28:59+03:26", "utc": "1929-10-09T02:02:59Z", "ms": -1269554221107.4421 }, "end": { "local": "1929-10-09T06:15:05+03:26", "utc": "1929-10-09T02:49:05Z", "ms": -1269551454899.5247 } }, "covered_min": 24, "window_min": 46, "qualifies": false }, { "local_date": "1929-10-10", "window": { "start": { "local": "1929-10-10T05:29:50+03:26", "utc": "1929-10-10T02:03:50Z", "ms": -1269467769517.5828 }, "end": { "local": "1929-10-10T06:15:48+03:26", "utc": "1929-10-10T02:49:48Z", "ms": -1269465012339.7686 } }, "covered_min": 46, "window_min": 46, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 05:50 on Wed 9 Oct to 08:15 on Thu 10 Oct.", "fact": "1929-10-09T02:24:47Z → 1929-10-10T04:50:18Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 05:28–06:14 on the 9th, 05:29–06:15 on the 10th.", "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 24 of 46 minutes on the 9th and 46 of 46 on the 10th.", "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 1308 s" }, { "step": "ruling", "text": "Durgā Saptamī, Mashhad, 1929: Thursday 10 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "durga-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Durga saptami (paraviddha) — covering one muhurta from sunrise" } ], "kaala": "udaya-1", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-10", "confidence": "determinate" } ], "quote": "In Mashhad, Durgā Saptamī 1929 falls on Thursday 10 October. Saptamī runs from 05:50 on Wed 9 Oct to 08:15 on Thu 10 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 324, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-10-10T08:16:18+03:26", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "end": { "local": "1929-10-11T10:44:49+03:26", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-10T08:16:18+03:26", "utc": "1929-10-10T04:50:18Z", "ms": -1269457781649.3218 }, "end": { "local": "1929-10-11T10:44:49+03:26", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-10", "window": { "start": { "local": "1929-10-10T10:50:29+03:26", "utc": "1929-10-10T07:24:29Z", "ms": -1269448530683.977 }, "end": { "local": "1929-10-10T11:38:29+03:26", "utc": "1929-10-10T08:12:29Z", "ms": -1269445650683.977 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-11", "window": { "start": { "local": "1929-10-11T10:50:14+03:26", "utc": "1929-10-11T07:24:14Z", "ms": -1269362146373.5874 }, "end": { "local": "1929-10-11T11:38:14+03:26", "utc": "1929-10-11T08:12:14Z", "ms": -1269359266373.5874 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 08:15 on Thu 10 Oct to 10:44 on Fri 11 Oct.", "fact": "1929-10-10T04:50:18Z → 1929-10-11T07:18:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:49–11:37 on the 10th, 10:49–11:37 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 324 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Mashhad, 1929: Thursday 10 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": "1929-10-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-11", "confidence": "determinate" } ], "quote": "In Mashhad, Mahāṣṭamī (Durga Ashtami) 1929 falls on Thursday 10 October. Aṣṭamī runs from 08:15 on Thu 10 Oct to 10:44 on Fri 11 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 324, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-10-11T10:44:49+03:26", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "end": { "local": "1929-10-12T13:02:09+03:26", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-11T10:44:49+03:26", "utc": "1929-10-11T07:18:49Z", "ms": -1269362470772.316 }, "end": { "local": "1929-10-12T13:02:09+03:26", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-10-11", "window": { "start": { "local": "1929-10-11T10:50:14+03:26", "utc": "1929-10-11T07:24:14Z", "ms": -1269362146373.5874 }, "end": { "local": "1929-10-11T11:38:14+03:26", "utc": "1929-10-11T08:12:14Z", "ms": -1269359266373.5874 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-12", "window": { "start": { "local": "1929-10-12T10:49:58+03:26", "utc": "1929-10-12T07:23:58Z", "ms": -1269275761597.8516 }, "end": { "local": "1929-10-12T11:37:58+03:26", "utc": "1929-10-12T08:11:58Z", "ms": -1269272881597.8516 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "purvaviddha", "explanation": [ { "step": "anga", "text": "Navamī runs from 10:44 on Fri 11 Oct to 13:01 on Sat 12 Oct.", "fact": "1929-10-11T07:18:49Z → 1929-10-12T09:36:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:49–11:37 on the 11th, 10:49–11:37 on the 12th.", "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 11th and 48 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both middays qualify. Pūrvaviddhā: the first is taken.", "fact": "priority: purvaviddha → purvaviddha · margin 324 s" }, { "step": "ruling", "text": "Mahānavamī, Mashhad, 1929: Friday 11 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": "1929-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-11", "confidence": "determinate" } ], "quote": "In Mashhad, Mahānavamī 1929 falls on Friday 11 October. Navamī runs from 10:44 on Fri 11 Oct to 13:01 on Sat 12 Oct and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-12", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 9428, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1929-10-12T13:02:09+03:26", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "end": { "local": "1929-10-13T14:55:56+03:26", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "conjunction", "start": { "local": "1929-10-12T13:02:09+03:26", "utc": "1929-10-12T09:36:09Z", "ms": -1269267831428.5303 }, "end": { "local": "1929-10-13T08:09:35+03:26", "utc": "1929-10-13T04:43:35Z", "ms": -1269198984968.9556 }, "nakshatra": { "type": "nakshatra", "index": 21, "key": "shravana", "name": "Śravaṇa", "start": { "local": "1929-10-12T05:37:17+03:26", "utc": "1929-10-12T02:11:17Z", "ms": -1269294523268.7432 }, "end": { "local": "1929-10-13T08:09:35+03:26", "utc": "1929-10-13T04:43:35Z", "ms": -1269198984968.9556 } } }, "kaala": "daytime", "days": [ { "local_date": "1929-10-12", "window": { "start": { "local": "1929-10-12T05:31:35+03:26", "utc": "1929-10-12T02:05:35Z", "ms": -1269294865448.5635 }, "end": { "local": "1929-10-12T16:56:22+03:26", "utc": "1929-10-12T13:30:22Z", "ms": -1269253777747.1396 } }, "covered_min": 234, "window_min": 685, "qualifies": true }, { "local_date": "1929-10-13", "window": { "start": { "local": "1929-10-13T05:32:27+03:26", "utc": "1929-10-13T02:06:27Z", "ms": -1269208412955.819 }, "end": { "local": "1929-10-13T16:55:00+03:26", "utc": "1929-10-13T13:29:00Z", "ms": -1269167459719.173 } }, "covered_min": 157, "window_min": 683, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Daśamī runs from 13:01 on Sat 12 Oct to 14:55 on Sun 13 Oct, and Śravaṇa from 05:36 on Sat 12 Oct to 08:09 on Sun 13 Oct. They are together from 13:01 on Sat 12 Oct to 08:09 on Sun 13 Oct.", "fact": "1929-10-12T09:36:09Z → 1929-10-13T04:43:35Z" }, { "step": "kaala", "text": "The day time is sunrise to sunset: 05:31–16:55 on the 12th, 05:31–16:54 on the 13th.", "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 234 of 685 minutes on the 12th and 157 of 683 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both days qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 9428 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Mashhad, 1929: Saturday 12 October.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1929-10-12", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-12", "confidence": "boundary" } ], "quote": "In Mashhad, Vijayā Daśamī (Dussehra) 1929 falls on Saturday 12 October. Daśamī runs from 13:01 on Sat 12 Oct to 14:55 on Sun 13 Oct and is with Śravaṇa in the day time that day, for 234 minutes. They are together in the day time on the next day too, for 157 minutes; the rule does not say which to take, and the day they share longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-10-14", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33809, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-10-13T14:55:56+03:26", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "end": { "local": "1929-10-14T16:17:13+03:26", "utc": "1929-10-14T12:51:13Z", "ms": -1269083326793.5154 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-13T14:55:56+03:26", "utc": "1929-10-13T11:29:56Z", "ms": -1269174604251.9302 }, "end": { "local": "1929-10-14T16:17:13+03:26", "utc": "1929-10-14T12:51:13Z", "ms": -1269083326793.5154 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-10-13", "window": { "start": { "local": "1929-10-13T05:32:27+03:26", "utc": "1929-10-13T02:06:27Z", "ms": -1269208412955.819 }, "end": { "local": "1929-10-13T05:32:27+03:26", "utc": "1929-10-13T02:06:27Z", "ms": -1269208412955.819 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-10-14", "window": { "start": { "local": "1929-10-14T05:33:20+03:26", "utc": "1929-10-14T02:07:20Z", "ms": -1269121960148.3525 }, "end": { "local": "1929-10-14T05:33:20+03:26", "utc": "1929-10-14T02:07:20Z", "ms": -1269121960148.3525 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:55 on Sun 13 Oct to 16:16 on Mon 14 Oct.", "fact": "1929-10-13T11:29:56Z → 1929-10-14T12:51:13Z" }, { "step": "kaala", "text": "Sunrise is at 05:31 on the 13th and 05:32 on the 14th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 13th and is on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33809 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Mashhad, 1929: Monday 14 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": "1929-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-14", "confidence": "determinate" } ], "quote": "In Mashhad, Pāśāṅkuśā Ekādaśī 1929 falls on Monday 14 October. Ekādaśī runs from 14:55 on Sun 13 Oct to 16:16 on Mon 14 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-10-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-10-15", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-15", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 527, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-15T17:01:05+03:26", "utc": "1929-10-15T13:35:05Z", "ms": -1268994294646.7263 }, "end": { "local": "1929-10-16T17:06:27+03:26", "utc": "1929-10-16T13:40:27Z", "ms": -1268907573319.752 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1929-10-15T17:01:05+03:26", "utc": "1929-10-15T13:35:05Z", "ms": -1268994294646.7263 }, "end": { "local": "1929-10-16T17:06:27+03:26", "utc": "1929-10-16T13:40:27Z", "ms": -1268907573319.752 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-15", "window": { "start": { "local": "1929-10-15T16:52:18+03:26", "utc": "1929-10-15T13:26:18Z", "ms": -1268994821550.088 }, "end": { "local": "1929-10-15T18:34:01+03:26", "utc": "1929-10-15T15:08:01Z", "ms": -1268988719151.4656 } }, "covered_min": 93, "window_min": 102, "qualifies": true }, { "local_date": "1929-10-16", "window": { "start": { "local": "1929-10-16T16:50:59+03:26", "utc": "1929-10-16T13:24:59Z", "ms": -1268908501343.6558 }, "end": { "local": "1929-10-16T18:32:59+03:26", "utc": "1929-10-16T15:06:59Z", "ms": -1268902381133.1423 } }, "covered_min": 15, "window_min": 102, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 17:00 on Tue 15 Oct to 17:05 on Wed 16 Oct.", "fact": "1929-10-15T13:35:05Z → 1929-10-16T13:40:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:51–18:33 on the 15th, 16:50–18:32 on the 16th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 93 of 102 minutes on the 15th and 15 of 102 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 527 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Tuesday 15 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": "1929-10-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-15", "confidence": "boundary" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Tuesday 15 October. Trayodaśī runs from 17:00 on Tue 15 Oct to 17:05 on Wed 16 Oct and covers 93 of 102 minutes of pradoṣa that evening. It also reaches the next evening for 15 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/mashhad/festivals/1929/pradosha-vrata?on=1929-10-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31037, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-21T10:03:35+03:26", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T07:47:51+03:26", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-21T10:03:35+03:26", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T07:47:51+03:26", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-21", "window": { "start": { "local": "1929-10-21T18:40:52+03:26", "utc": "1929-10-21T15:14:52Z", "ms": -1268469907654.8782 }, "end": { "local": "1929-10-21T18:40:52+03:26", "utc": "1929-10-21T15:14:52Z", "ms": -1268469907654.8782 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-22", "window": { "start": { "local": "1929-10-22T19:30:58+03:26", "utc": "1929-10-22T16:04:58Z", "ms": -1268380501987.669 }, "end": { "local": "1929-10-22T19:30:58+03:26", "utc": "1929-10-22T16:04:58Z", "ms": -1268380501987.669 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:03 on Mon 21 Oct to 07:47 on Tue 22 Oct.", "fact": "1929-10-21T06:37:35Z → 1929-10-22T04:21:51Z" }, { "step": "kaala", "text": "Moonrise is at 18:40 on the 21st and 19:30 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 31037 s" }, { "step": "ruling", "text": "Karaka Caturthī, Mashhad, 1929: Monday 21 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": "1929-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-21", "confidence": "determinate" } ], "quote": "In Mashhad, Karaka Caturthī (Karwa Chauth) 1929 falls on Monday 21 October. Caturthī runs from 10:03 on Mon 21 Oct to 07:47 on Tue 22 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-10-21", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31037, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-10-21T10:03:35+03:26", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T07:47:51+03:26", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-21T10:03:35+03:26", "utc": "1929-10-21T06:37:35Z", "ms": -1268500944923.8472 }, "end": { "local": "1929-10-22T07:47:51+03:26", "utc": "1929-10-22T04:21:51Z", "ms": -1268422689053.062 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-21", "window": { "start": { "local": "1929-10-21T18:40:52+03:26", "utc": "1929-10-21T15:14:52Z", "ms": -1268469907654.8782 }, "end": { "local": "1929-10-21T18:40:52+03:26", "utc": "1929-10-21T15:14:52Z", "ms": -1268469907654.8782 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-22", "window": { "start": { "local": "1929-10-22T19:30:58+03:26", "utc": "1929-10-22T16:04:58Z", "ms": -1268380501987.669 }, "end": { "local": "1929-10-22T19:30:58+03:26", "utc": "1929-10-22T16:04:58Z", "ms": -1268380501987.669 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:03 on Mon 21 Oct to 07:47 on Tue 22 Oct.", "fact": "1929-10-21T06:37:35Z → 1929-10-22T04:21:51Z" }, { "step": "kaala", "text": "Moonrise is at 18:40 on the 21st and 19:30 on the 22nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 21st and is not on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31037 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Monday 21 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": "1929-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-21", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Monday 21 October. Caturthī runs from 10:03 on Mon 21 Oct to 07:47 on Tue 22 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-10-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-24", "confidence": "boundary", "boundary_reasons": [ "margin", "absent-unstated" ], "boundary_margin_s": 282, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-10-25T00:52:21+03:26", "utc": "1929-10-24T21:26:21Z", "ms": -1268188419427.5454 }, "end": { "local": "1929-10-25T22:44:05+03:26", "utc": "1929-10-25T19:18:05Z", "ms": -1268109714597.9287 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-25T00:52:21+03:26", "utc": "1929-10-24T21:26:21Z", "ms": -1268188419427.5454 }, "end": { "local": "1929-10-25T22:44:05+03:26", "utc": "1929-10-25T19:18:05Z", "ms": -1268109714597.9287 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-10-24", "window": { "start": { "local": "1929-10-24T21:37:34+03:26", "utc": "1929-10-24T18:11:34Z", "ms": -1268200106347.4956 }, "end": { "local": "1929-10-24T21:37:34+03:26", "utc": "1929-10-24T18:11:34Z", "ms": -1268200106347.4956 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-10-25", "window": { "start": { "local": "1929-10-25T22:48:47+03:26", "utc": "1929-10-25T19:22:47Z", "ms": -1268109432697.8467 }, "end": { "local": "1929-10-25T22:48:47+03:26", "utc": "1929-10-25T19:22:47Z", "ms": -1268109432697.8467 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:51 on Fri 25 Oct to 22:43 on Fri 25 Oct.", "fact": "1929-10-24T21:26:21Z → 1929-10-25T19:18:05Z" }, { "step": "kaala", "text": "Moonrise is at 21:37 on the 24th and 22:48 on the 25th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 24th and is not on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 282 s < 300 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Mashhad, 1929: Thursday 24 October.", "fact": "confidence: boundary (margin, absent-unstated)" } ], "rule": { "kind": "lunar", "id": "ahoyi-ashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-24", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-24", "confidence": "boundary" } ], "quote": "In Mashhad, Ahoyī Aṣṭamī 1929 falls on Thursday 24 October. Aṣṭamī runs from 00:51 on Fri 25 Oct to 22:43 on Fri 25 Oct, and is current at moonrise on neither day. It is 4 min 42 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-10-28", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38657, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-10-27T19:01:59+03:26", "utc": "1929-10-27T15:35:59Z", "ms": -1267950240834.9414 }, "end": { "local": "1929-10-28T17:33:56+03:26", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-27T19:01:59+03:26", "utc": "1929-10-27T15:35:59Z", "ms": -1267950240834.9414 }, "end": { "local": "1929-10-28T17:33:56+03:26", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-10-28", "window": { "start": { "local": "1929-10-28T05:46:16+03:26", "utc": "1929-10-28T02:20:16Z", "ms": -1267911583995.0085 }, "end": { "local": "1929-10-28T05:46:16+03:26", "utc": "1929-10-28T02:20:16Z", "ms": -1267911583995.0085 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T05:47:14+03:26", "utc": "1929-10-29T02:21:14Z", "ms": -1267825125815.8232 }, "end": { "local": "1929-10-29T05:47:14+03:26", "utc": "1929-10-29T02:21:14Z", "ms": -1267825125815.8232 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:01 on Sun 27 Oct to 17:33 on Mon 28 Oct.", "fact": "1929-10-27T15:35:59Z → 1929-10-28T14:07:56Z" }, { "step": "kaala", "text": "Sunrise is at 05:45 on the 28th and 05:46 on the 29th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 28th and is not on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38657 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Mashhad, 1929: Monday 28 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": "1929-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-28", "confidence": "determinate" } ], "quote": "In Mashhad, Ramā Ekādaśī 1929 falls on Monday 28 October. Ekādaśī runs from 19:01 on Sun 27 Oct to 17:33 on Mon 28 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-10-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 591, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-10-28T17:33:56+03:26", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "end": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-28T17:33:56+03:26", "utc": "1929-10-28T14:07:56Z", "ms": -1267869123694.952 }, "end": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-28", "window": { "start": { "local": "1929-10-28T16:36:13+03:26", "utc": "1929-10-28T13:10:13Z", "ms": -1267872587402.7974 }, "end": { "local": "1929-10-28T18:21:41+03:26", "utc": "1929-10-28T14:55:41Z", "ms": -1267866259191.201 } }, "covered_min": 48, "window_min": 105, "qualifies": true }, { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T16:35:06+03:26", "utc": "1929-10-29T13:09:06Z", "ms": -1267786254265.7712 }, "end": { "local": "1929-10-29T18:20:51+03:26", "utc": "1929-10-29T14:54:51Z", "ms": -1267779909337.0098 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 17:33 on Mon 28 Oct to 16:24 on Tue 29 Oct.", "fact": "1929-10-28T14:07:56Z → 1929-10-29T12:59:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:35–18:21 on the 28th, 16:34–18:20 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 48 of 105 minutes on the 28th and 0 of 106 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 591 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Mashhad, 1929: Monday 28 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": "1929-10-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-28", "confidence": "determinate" } ], "quote": "In Mashhad, Govatsa Dvādaśī (Vasu Baras) 1929 falls on Monday 28 October. Dvādaśī runs from 17:33 on Mon 28 Oct to 16:24 on Tue 29 Oct and covers 48 of 105 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 591, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T16:35:06+03:26", "utc": "1929-10-29T13:09:06Z", "ms": -1267786254265.7712 }, "end": { "local": "1929-10-29T18:20:51+03:26", "utc": "1929-10-29T14:54:51Z", "ms": -1267779909337.0098 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T16:34:00+03:26", "utc": "1929-10-30T13:08:00Z", "ms": -1267699919905.7092 }, "end": { "local": "1929-10-30T18:20:02+03:26", "utc": "1929-10-30T14:54:02Z", "ms": -1267693558379.8599 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:24 on Tue 29 Oct to 15:38 on Wed 30 Oct.", "fact": "1929-10-29T12:59:14Z → 1929-10-30T12:13:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:34–18:20 on the 29th, 16:33–18:19 on the 30th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 106 of 106 minutes on the 29th and 0 of 106 on the 30th.", "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 591 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Mashhad, 1929: Tuesday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-29", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Dīpadāna 1929 falls on Tuesday 29 October. Trayodaśī runs from 16:24 on Tue 29 Oct to 15:38 on Wed 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-10-29", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 591, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-29T16:25:14+03:26", "utc": "1929-10-29T12:59:14Z", "ms": -1267786845701.5615 }, "end": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-29", "window": { "start": { "local": "1929-10-29T16:35:06+03:26", "utc": "1929-10-29T13:09:06Z", "ms": -1267786254265.7712 }, "end": { "local": "1929-10-29T18:20:51+03:26", "utc": "1929-10-29T14:54:51Z", "ms": -1267779909337.0098 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T16:34:00+03:26", "utc": "1929-10-30T13:08:00Z", "ms": -1267699919905.7092 }, "end": { "local": "1929-10-30T18:20:02+03:26", "utc": "1929-10-30T14:54:02Z", "ms": -1267693558379.8599 } }, "covered_min": 0, "window_min": 106, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:24 on Tue 29 Oct to 15:38 on Wed 30 Oct.", "fact": "1929-10-29T12:59:14Z → 1929-10-30T12:13:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:34–18:20 on the 29th, 16:33–18:19 on the 30th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 106 of 106 minutes on the 29th and 0 of 106 on the 30th.", "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 591 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Tuesday 29 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": "1929-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-29", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Tuesday 29 October. Trayodaśī runs from 16:24 on Tue 29 Oct to 15:38 on Wed 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-10-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-10-30", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25712, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 } }, "kaala": "nishita", "days": [ { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T22:47:36+03:26", "utc": "1929-10-30T19:21:36Z", "ms": -1267677504183.7744 }, "end": { "local": "1929-10-30T23:35:36+03:26", "utc": "1929-10-30T20:09:36Z", "ms": -1267674624183.7744 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T22:47:33+03:26", "utc": "1929-10-31T19:21:33Z", "ms": -1267591106804.836 }, "end": { "local": "1929-10-31T23:35:33+03:26", "utc": "1929-10-31T20:09:33Z", "ms": -1267588226804.836 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:38 on Wed 30 Oct to 15:18 on Thu 31 Oct.", "fact": "1929-10-30T12:13:04Z → 1929-10-31T11:52:37Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:47–23:35 on the 30th, 22:47–23:35 on the 31st.", "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 30th and 0 of 48 on the 31st.", "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 25712 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Wednesday 30 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": "1929-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-30", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Wednesday 30 October. Caturdaśī runs from 15:38 on Wed 30 Oct to 15:18 on Thu 31 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-10-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34165, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-30T15:39:04+03:26", "utc": "1929-10-30T12:13:04Z", "ms": -1267703216028.0317 }, "end": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 } }, "kaala": "arunodaya", "days": [ { "local_date": "1929-10-30", "window": { "start": { "local": "1929-10-30T04:02:28+03:26", "utc": "1929-10-30T00:36:28Z", "ms": -1267745012228.8225 }, "end": { "local": "1929-10-30T05:48:13+03:26", "utc": "1929-10-30T02:22:13Z", "ms": -1267738667300.061 } }, "covered_min": 0, "window_min": 106, "qualifies": false }, { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T04:03:10+03:26", "utc": "1929-10-31T00:37:10Z", "ms": -1267658569987.6887 }, "end": { "local": "1929-10-31T05:49:12+03:26", "utc": "1929-10-31T02:23:12Z", "ms": -1267652208461.8394 } }, "covered_min": 106, "window_min": 106, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:38 on Wed 30 Oct to 15:18 on Thu 31 Oct.", "fact": "1929-10-30T12:13:04Z → 1929-10-31T11:52:37Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:01–05:47 on the 30th, 04:02–05:48 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 0 of 106 minutes on the 30th and 106 of 106 on the 31st.", "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 34165 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Mashhad, 1929: Thursday 31 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": "1929-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-31", "confidence": "determinate" } ], "quote": "In Mashhad, Naraka Caturdaśī (Choti Diwali) 1929 falls on Thursday 31 October. Caturdaśī runs from 15:38 on Wed 30 Oct to 15:18 on Thu 31 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3906, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T16:32:56+03:26", "utc": "1929-10-31T13:06:56Z", "ms": -1267613584292.7632 }, "end": { "local": "1929-10-31T18:19:14+03:26", "utc": "1929-10-31T14:53:14Z", "ms": -1267607206295.9827 } }, "covered_min": 106, "window_min": 106, "qualifies": true }, { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T16:31:53+03:26", "utc": "1929-11-01T13:05:53Z", "ms": -1267527247397.404 }, "end": { "local": "1929-11-01T18:18:27+03:26", "utc": "1929-11-01T14:52:27Z", "ms": -1267520853062.0823 } }, "covered_min": 0, "window_min": 107, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 15:18 on Thu 31 Oct to 15:26 on Fri 1 Nov.", "fact": "1929-10-31T11:52:37Z → 1929-11-01T12:00:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:32–18:18 on the 31st, 16:31–18:17 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 106 of 106 minutes on the 31st and 0 of 107 on the 1st.", "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 3906 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Mashhad, 1929: Thursday 31 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": "1929-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-31", "confidence": "determinate" } ], "quote": "In Mashhad, Lakṣmī Pūjā (Diwali) 1929 falls on Thursday 31 October. Amāvasyā runs from 15:18 on Thu 31 Oct to 15:26 on Fri 1 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26444, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-10-31T15:18:37+03:26", "utc": "1929-10-31T11:52:37Z", "ms": -1267618043230.1162 }, "end": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 } }, "kaala": "nishita", "days": [ { "local_date": "1929-10-31", "window": { "start": { "local": "1929-10-31T22:47:33+03:26", "utc": "1929-10-31T19:21:33Z", "ms": -1267591106804.836 }, "end": { "local": "1929-10-31T23:35:33+03:26", "utc": "1929-10-31T20:09:33Z", "ms": -1267588226804.836 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T22:47:31+03:26", "utc": "1929-11-01T19:21:31Z", "ms": -1267504708639.9478 }, "end": { "local": "1929-11-01T23:35:31+03:26", "utc": "1929-11-01T20:09:31Z", "ms": -1267501828639.9478 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 15:18 on Thu 31 Oct to 15:26 on Fri 1 Nov.", "fact": "1929-10-31T11:52:37Z → 1929-11-01T12:00:47Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:47–23:35 on the 31st, 22:47–23:35 on the 1st.", "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 31st and 0 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26444 s" }, { "step": "ruling", "text": "Kālī Pūjā, Mashhad, 1929: Thursday 31 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": "1929-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-10-31", "confidence": "determinate" } ], "quote": "In Mashhad, Kālī Pūjā 1929 falls on Thursday 31 October. Amāvasyā runs from 15:18 on Thu 31 Oct to 15:26 on Fri 1 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1508, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T16:31:53+03:26", "utc": "1929-11-01T13:05:53Z", "ms": -1267527247397.404 }, "end": { "local": "1929-11-01T18:18:27+03:26", "utc": "1929-11-01T14:52:27Z", "ms": -1267520853062.0823 } }, "covered_min": 107, "window_min": 107, "qualifies": true }, { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T16:30:51+03:26", "utc": "1929-11-02T13:04:51Z", "ms": -1267440909190.2205 }, "end": { "local": "1929-11-02T18:17:41+03:26", "utc": "1929-11-02T14:51:41Z", "ms": -1267434498655.1372 } }, "covered_min": 0, "window_min": 107, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:31–18:17 on the 1st, 16:30–18:17 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 107 of 107 minutes on the 1st and 0 of 107 on the 2nd.", "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 1508 s" }, { "step": "ruling", "text": "Bali Pūjā, Mashhad, 1929: Friday 1 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-01", "confidence": "determinate" } ], "quote": "In Mashhad, Bali Pūjā 1929 falls on Friday 1 November. Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13905, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T10:47:02+03:26", "utc": "1929-11-01T07:21:02Z", "ms": -1267547938357.1565 }, "end": { "local": "1929-11-01T11:35:02+03:26", "utc": "1929-11-01T08:09:02Z", "ms": -1267545058357.1565 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T10:47:00+03:26", "utc": "1929-11-02T07:21:00Z", "ms": -1267461539536.356 }, "end": { "local": "1929-11-02T11:35:00+03:26", "utc": "1929-11-02T08:09:00Z", "ms": -1267458659536.356 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 1st, 10:46–11:34 on the 2nd.", "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 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 13905 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Mashhad, 1929: Saturday 2 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-02", "confidence": "determinate" } ], "quote": "In Mashhad, Govardhana Pūjā 1929 falls on Saturday 2 November. Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21762, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-01T15:26:47+03:26", "utc": "1929-11-01T12:00:47Z", "ms": -1267531153021.447 }, "end": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-11-01", "window": { "start": { "local": "1929-11-01T05:50:11+03:26", "utc": "1929-11-01T02:24:11Z", "ms": -1267565749316.909 }, "end": { "local": "1929-11-01T09:24:05+03:26", "utc": "1929-11-01T05:58:05Z", "ms": -1267552915343.7407 } }, "covered_min": 0, "window_min": 214, "qualifies": false }, { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T05:51:10+03:26", "utc": "1929-11-02T02:25:10Z", "ms": -1267479289882.4915 }, "end": { "local": "1929-11-02T09:24:24+03:26", "utc": "1929-11-02T05:58:24Z", "ms": -1267466496318.4011 } }, "covered_min": 213, "window_min": 213, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov.", "fact": "1929-11-01T12:00:47Z → 1929-11-02T12:39:43Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:49–09:23 on the 1st, 05:50–09:23 on the 2nd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 0 of 214 minutes on the 1st and 213 of 213 on the 2nd.", "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 21762 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Mashhad, 1929: Saturday 2 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-02", "confidence": "determinate" } ], "quote": "In Mashhad, Dyūta Pratipad 1929 falls on Saturday 2 November. Pratipadā runs from 15:26 on Fri 1 Nov to 16:05 on Sat 2 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16243, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "end": { "local": "1929-11-03T17:16:09+03:26", "utc": "1929-11-03T13:50:09Z", "ms": -1267351790717.302 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-02T16:05:43+03:26", "utc": "1929-11-02T12:39:43Z", "ms": -1267442416895.492 }, "end": { "local": "1929-11-03T17:16:09+03:26", "utc": "1929-11-03T13:50:09Z", "ms": -1267351790717.302 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-02", "window": { "start": { "local": "1929-11-02T10:47:00+03:26", "utc": "1929-11-02T07:21:00Z", "ms": -1267461539536.356 }, "end": { "local": "1929-11-02T11:35:00+03:26", "utc": "1929-11-02T08:09:00Z", "ms": -1267458659536.356 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-03", "window": { "start": { "local": "1929-11-03T10:47:00+03:26", "utc": "1929-11-03T07:21:00Z", "ms": -1267375139909.4248 }, "end": { "local": "1929-11-03T11:35:00+03:26", "utc": "1929-11-03T08:09:00Z", "ms": -1267372259909.4248 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 16:05 on Sat 2 Nov to 17:15 on Sun 3 Nov.", "fact": "1929-11-02T12:39:43Z → 1929-11-03T13:50:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 2nd, 10:46–11:34 on the 3rd.", "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 2nd and 48 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 16243 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Mashhad, 1929: Sunday 3 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-03", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Dvitīyā (Bhai Dooj) 1929 falls on Sunday 3 November. Dvitīyā runs from 16:05 on Sat 2 Nov to 17:15 on Sun 3 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26500, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-04T18:56:41+03:26", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-05T21:03:03+03:26", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-04T18:56:41+03:26", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-05T21:03:03+03:26", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-04", "window": { "start": { "local": "1929-11-04T10:47:01+03:26", "utc": "1929-11-04T07:21:01Z", "ms": -1267288739471.3816 }, "end": { "local": "1929-11-04T11:35:01+03:26", "utc": "1929-11-04T08:09:01Z", "ms": -1267285859471.3816 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-05", "window": { "start": { "local": "1929-11-05T10:47:02+03:26", "utc": "1929-11-05T07:21:02Z", "ms": -1267202338217.6494 }, "end": { "local": "1929-11-05T11:35:02+03:26", "utc": "1929-11-05T08:09:02Z", "ms": -1267199458217.6494 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:56 on Mon 4 Nov to 21:02 on Tue 5 Nov.", "fact": "1929-11-04T15:30:41Z → 1929-11-05T17:37:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 4th, 10:46–11:34 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 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26500 s" }, { "step": "ruling", "text": "Nāga Caturthī, Mashhad, 1929: Tuesday 5 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-05", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Caturthī 1929 falls on Tuesday 5 November. Caturthī runs from 18:56 on Mon 4 Nov to 21:02 on Tue 5 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-11-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26500, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-04T18:56:41+03:26", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-05T21:03:03+03:26", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-04T18:56:41+03:26", "utc": "1929-11-04T15:30:41Z", "ms": -1267259359224.678 }, "end": { "local": "1929-11-05T21:03:03+03:26", "utc": "1929-11-05T17:37:03Z", "ms": -1267165377446.6465 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-04", "window": { "start": { "local": "1929-11-04T10:47:01+03:26", "utc": "1929-11-04T07:21:01Z", "ms": -1267288739471.3816 }, "end": { "local": "1929-11-04T11:35:01+03:26", "utc": "1929-11-04T08:09:01Z", "ms": -1267285859471.3816 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-05", "window": { "start": { "local": "1929-11-05T10:47:02+03:26", "utc": "1929-11-05T07:21:02Z", "ms": -1267202338217.6494 }, "end": { "local": "1929-11-05T11:35:02+03:26", "utc": "1929-11-05T08:09:02Z", "ms": -1267199458217.6494 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:56 on Mon 4 Nov to 21:02 on Tue 5 Nov.", "fact": "1929-11-04T15:30:41Z → 1929-11-05T17:37:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 4th, 10:46–11:34 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 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26500 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Tuesday 5 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": "1929-11-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-05", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Tuesday 5 November. Caturthī runs from 18:56 on Mon 4 Nov to 21:02 on Tue 5 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-11-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31614, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-11-06T23:27:45+03:26", "utc": "1929-11-06T20:01:45Z", "ms": -1267070294626.0974 }, "end": { "local": "1929-11-08T02:00:16+03:26", "utc": "1929-11-07T22:34:16Z", "ms": -1266974743979.6855 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-06T23:27:45+03:26", "utc": "1929-11-06T20:01:45Z", "ms": -1267070294626.0974 }, "end": { "local": "1929-11-08T02:00:16+03:26", "utc": "1929-11-07T22:34:16Z", "ms": -1266974743979.6855 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-07", "window": { "start": { "local": "1929-11-07T10:47:07+03:26", "utc": "1929-11-07T07:21:07Z", "ms": -1267029533246.6895 }, "end": { "local": "1929-11-07T11:35:07+03:26", "utc": "1929-11-07T08:09:07Z", "ms": -1267026653246.6895 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-08", "window": { "start": { "local": "1929-11-08T10:47:10+03:26", "utc": "1929-11-08T07:21:10Z", "ms": -1266943129522.215 }, "end": { "local": "1929-11-08T11:35:10+03:26", "utc": "1929-11-08T08:09:10Z", "ms": -1266940249522.215 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 23:27 on Wed 6 Nov to 01:59 on Fri 8 Nov.", "fact": "1929-11-06T20:01:45Z → 1929-11-07T22:34:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 7th, 10:46–11:34 on the 8th.", "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 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31614 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Mashhad, 1929: Thursday 7 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-07", "confidence": "determinate" } ], "quote": "In Mashhad, Sūrya Ṣaṣṭhī (Chhath) 1929 falls on Thursday 7 November. Ṣaṣṭhī runs from 23:27 on Wed 6 Nov to 01:59 on Fri 8 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15001, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1929-11-09T04:27:53+03:26", "utc": "1929-11-09T01:01:53Z", "ms": -1266879487459.2932 }, "end": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-09T04:27:53+03:26", "utc": "1929-11-09T01:01:53Z", "ms": -1266879487459.2932 }, "end": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-09", "window": { "start": { "local": "1929-11-09T10:47:15+03:26", "utc": "1929-11-09T07:21:15Z", "ms": -1266856724967.6094 }, "end": { "local": "1929-11-09T11:35:15+03:26", "utc": "1929-11-09T08:09:15Z", "ms": -1266853844967.6094 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T10:47:20+03:26", "utc": "1929-11-10T07:21:20Z", "ms": -1266770319580.3147 }, "end": { "local": "1929-11-10T11:35:20+03:26", "utc": "1929-11-10T08:09:20Z", "ms": -1266767439580.3147 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 04:27 on Sat 9 Nov to 06:36 on Sun 10 Nov.", "fact": "1929-11-09T01:01:53Z → 1929-11-10T03:11:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 9th, 10:46–11:34 on the 10th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15001 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Mashhad, 1929: Saturday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gopashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Gopastami, Gosthastami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-09", "confidence": "determinate" } ], "quote": "In Mashhad, Gopāṣṭamī 1929 falls on Saturday 9 November. Aṣṭamī runs from 04:27 on Sat 9 Nov to 06:36 on Sun 10 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-10", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2286, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T08:16:42+03:26", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T08:16:42+03:26", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 } }, "kaala": "purvahna", "days": [ { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T05:59:14+03:26", "utc": "1929-11-10T02:33:14Z", "ms": -1266787606415.2588 }, "end": { "local": "1929-11-10T09:27:18+03:26", "utc": "1929-11-10T06:01:18Z", "ms": -1266775121858.6294 } }, "covered_min": 170, "window_min": 208, "qualifies": true }, { "local_date": "1929-11-11", "window": { "start": { "local": "1929-11-11T06:00:15+03:26", "utc": "1929-11-11T02:34:15Z", "ms": -1266701145323.0408 }, "end": { "local": "1929-11-11T09:27:43+03:26", "utc": "1929-11-11T06:01:43Z", "ms": -1266688697346.4766 } }, "covered_min": 136, "window_min": 207, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Navamī runs from 06:36 on Sun 10 Nov to 08:16 on Mon 11 Nov.", "fact": "1929-11-10T03:11:20Z → 1929-11-11T04:50:42Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 05:58–09:26 on the 10th, 05:59–09:27 on the 11th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 170 of 208 minutes on the 10th and 136 of 207 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Both forenoons qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2286 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Mashhad, 1929: Sunday 10 November.", "fact": "confidence: boundary (tie-break-unstated)" } ], "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": "1929-11-10", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-10", "confidence": "boundary" } ], "quote": "In Mashhad, Akṣaya Navamī (Amla Navami) 1929 falls on Sunday 10 November. Navamī runs from 06:36 on Sun 10 Nov to 08:16 on Mon 11 Nov and covers 170 of 208 minutes of pūrvāhṇa that forenoon. It also reaches the next forenoon for 136 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/mashhad/festivals/1929/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": "/mashhad/festivals/1929/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9045, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T08:16:42+03:26", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-10T06:37:20+03:26", "utc": "1929-11-10T03:11:20Z", "ms": -1266785320209.931 }, "end": { "local": "1929-11-11T08:16:42+03:26", "utc": "1929-11-11T04:50:42Z", "ms": -1266692958100.4119 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-10", "window": { "start": { "local": "1929-11-10T10:47:20+03:26", "utc": "1929-11-10T07:21:20Z", "ms": -1266770319580.3147 }, "end": { "local": "1929-11-10T11:35:20+03:26", "utc": "1929-11-10T08:09:20Z", "ms": -1266767439580.3147 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-11", "window": { "start": { "local": "1929-11-11T10:47:27+03:26", "utc": "1929-11-11T07:21:27Z", "ms": -1266683913358.1946 }, "end": { "local": "1929-11-11T11:35:27+03:26", "utc": "1929-11-11T08:09:27Z", "ms": -1266681033358.1946 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 06:36 on Sun 10 Nov to 08:16 on Mon 11 Nov.", "fact": "1929-11-10T03:11:20Z → 1929-11-11T04:50:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:46–11:34 on the 10th, 10:46–11:34 on the 11th.", "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 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 9045 s" }, { "step": "ruling", "text": "Durgā Navamī, Mashhad, 1929: Sunday 10 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": "1929-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-10", "confidence": "determinate" } ], "quote": "In Mashhad, Durgā Navamī 1929 falls on Sunday 10 November. Navamī runs from 06:36 on Sun 10 Nov to 08:16 on Mon 11 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-11-13", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11743, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-11-12T09:16:59+03:26", "utc": "1929-11-12T05:50:59Z", "ms": -1266602941062.259 }, "end": { "local": "1929-11-13T09:33:02+03:26", "utc": "1929-11-13T06:07:02Z", "ms": -1266515577503.1533 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-12T09:16:59+03:26", "utc": "1929-11-12T05:50:59Z", "ms": -1266602941062.259 }, "end": { "local": "1929-11-13T09:33:02+03:26", "utc": "1929-11-13T06:07:02Z", "ms": -1266515577503.1533 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-11-12", "window": { "start": { "local": "1929-11-12T06:01:16+03:26", "utc": "1929-11-12T02:35:16Z", "ms": -1266614684167.1165 }, "end": { "local": "1929-11-12T06:01:16+03:26", "utc": "1929-11-12T02:35:16Z", "ms": -1266614684167.1165 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-11-13", "window": { "start": { "local": "1929-11-13T06:02:17+03:26", "utc": "1929-11-13T02:36:17Z", "ms": -1266528222973.9448 }, "end": { "local": "1929-11-13T06:02:17+03:26", "utc": "1929-11-13T02:36:17Z", "ms": -1266528222973.9448 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:16 on Tue 12 Nov to 09:32 on Wed 13 Nov.", "fact": "1929-11-12T05:50:59Z → 1929-11-13T06:07:02Z" }, { "step": "kaala", "text": "Sunrise is at 06:00 on the 12th and 06:01 on the 13th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 12th and is on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11743 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Mashhad, 1929: Wednesday 13 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": "1929-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-13", "confidence": "determinate" } ], "quote": "In Mashhad, Prabodhinī Ekādaśī 1929 falls on Wednesday 13 November. Ekādaśī runs from 09:16 on Tue 12 Nov to 09:32 on Wed 13 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-11-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-11-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26199, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-11-14T09:03:44+03:26", "utc": "1929-11-14T05:37:44Z", "ms": -1266430936212.6719 }, "end": { "local": "1929-11-15T07:51:25+03:26", "utc": "1929-11-15T04:25:25Z", "ms": -1266348874920.8523 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-14T09:03:44+03:26", "utc": "1929-11-14T05:37:44Z", "ms": -1266430936212.6719 }, "end": { "local": "1929-11-15T07:51:25+03:26", "utc": "1929-11-15T04:25:25Z", "ms": -1266348874920.8523 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-14", "window": { "start": { "local": "1929-11-14T16:20:22+03:26", "utc": "1929-11-14T12:54:22Z", "ms": -1266404737562.8967 }, "end": { "local": "1929-11-14T18:10:14+03:26", "utc": "1929-11-14T14:44:14Z", "ms": -1266398145965.468 } }, "covered_min": 110, "window_min": 110, "qualifies": true }, { "local_date": "1929-11-15", "window": { "start": { "local": "1929-11-15T16:19:40+03:26", "utc": "1929-11-15T12:53:40Z", "ms": -1266318379597.6948 }, "end": { "local": "1929-11-15T18:09:46+03:26", "utc": "1929-11-15T14:43:46Z", "ms": -1266311774243.0166 } }, "covered_min": 0, "window_min": 110, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:03 on Thu 14 Nov to 07:50 on Fri 15 Nov.", "fact": "1929-11-14T05:37:44Z → 1929-11-15T04:25:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:19–18:09 on the 14th, 16:19–18:09 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 110 of 110 minutes on the 14th and 0 of 110 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26199 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Thursday 14 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": "1929-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-14", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Thursday 14 November. Trayodaśī runs from 09:03 on Thu 14 Nov to 07:50 on Fri 15 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-11-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17218, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-11-16T06:01:12+03:26", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T03:40:05+03:26", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-16T06:01:12+03:26", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T03:40:05+03:26", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-11-16", "window": { "start": { "local": "1929-11-16T10:48:10+03:26", "utc": "1929-11-16T07:22:10Z", "ms": -1266251869671.8506 }, "end": { "local": "1929-11-16T11:36:10+03:26", "utc": "1929-11-16T08:10:10Z", "ms": -1266248989671.8506 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-11-17", "window": { "start": { "local": "1929-11-17T10:48:22+03:26", "utc": "1929-11-17T07:22:22Z", "ms": -1266165458411.5867 }, "end": { "local": "1929-11-17T11:36:22+03:26", "utc": "1929-11-17T08:10:22Z", "ms": -1266162578411.5867 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:00 on Sat 16 Nov to 03:39 on Sun 17 Nov.", "fact": "1929-11-16T02:35:12Z → 1929-11-17T00:14:05Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 16th, 10:47–11:35 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17218 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Mashhad, 1929: Saturday 16 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": "1929-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-16", "confidence": "determinate" } ], "quote": "In Mashhad, Kārtikī Pūrṇimā 1929 falls on Saturday 16 November. Pūrṇimā runs from 06:00 on Sat 16 Nov to 03:39 on Sun 17 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14605, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-11-16T06:01:12+03:26", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T03:40:05+03:26", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1929-11-16T06:01:12+03:26", "utc": "1929-11-16T02:35:12Z", "ms": -1266269087550.229 }, "end": { "local": "1929-11-17T03:40:05+03:26", "utc": "1929-11-17T00:14:05Z", "ms": -1266191154633.625 } }, "kaala": "nishita", "days": [ { "local_date": "1929-11-15", "window": { "start": { "local": "1929-11-15T22:48:30+03:26", "utc": "1929-11-15T19:22:30Z", "ms": -1266295049517.6514 }, "end": { "local": "1929-11-15T23:36:30+03:26", "utc": "1929-11-15T20:10:30Z", "ms": -1266292169517.6514 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-16", "window": { "start": { "local": "1929-11-16T22:48:41+03:26", "utc": "1929-11-16T19:22:41Z", "ms": -1266208639134.5498 }, "end": { "local": "1929-11-16T23:36:41+03:26", "utc": "1929-11-16T20:10:41Z", "ms": -1266205759134.5498 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:00 on Sat 16 Nov to 03:39 on Sun 17 Nov.", "fact": "1929-11-16T02:35:12Z → 1929-11-17T00:14:05Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:48–23:36 on the 15th, 22:48–23:36 on the 16th.", "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 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14605 s" }, { "step": "ruling", "text": "Rāsayātrā, Mashhad, 1929: Saturday 16 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": "1929-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-16", "confidence": "determinate" } ], "quote": "In Mashhad, Rāsayātrā 1929 falls on Saturday 16 November. Pūrṇimā runs from 06:00 on Sat 16 Nov to 03:39 on Sun 17 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-11-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-19", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2143, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-11-19T18:54:54+03:26", "utc": "1929-11-19T15:28:54Z", "ms": -1265963466018.9512 }, "end": { "local": "1929-11-20T15:54:39+03:26", "utc": "1929-11-20T12:28:39Z", "ms": -1265887880500.4177 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-19T18:54:54+03:26", "utc": "1929-11-19T15:28:54Z", "ms": -1265963466018.9512 }, "end": { "local": "1929-11-20T15:54:39+03:26", "utc": "1929-11-20T12:28:39Z", "ms": -1265887880500.4177 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-11-19", "window": { "start": { "local": "1929-11-19T18:19:11+03:26", "utc": "1929-11-19T14:53:11Z", "ms": -1265965609378.4136 }, "end": { "local": "1929-11-19T18:19:11+03:26", "utc": "1929-11-19T14:53:11Z", "ms": -1265965609378.4136 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-11-20", "window": { "start": { "local": "1929-11-20T19:26:05+03:26", "utc": "1929-11-20T16:00:05Z", "ms": -1265875194545.554 }, "end": { "local": "1929-11-20T19:26:05+03:26", "utc": "1929-11-20T16:00:05Z", "ms": -1265875194545.554 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:54 on Tue 19 Nov to 15:54 on Wed 20 Nov.", "fact": "1929-11-19T15:28:54Z → 1929-11-20T12:28:39Z" }, { "step": "kaala", "text": "Moonrise is at 18:18 on the 19th and 19:25 on the 20th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 2143 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Tuesday 19 November.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-11-19", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-19", "confidence": "boundary" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Tuesday 19 November. Caturthī runs from 18:54 on Tue 19 Nov to 15:54 on Wed 20 Nov, and is current at moonrise on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-11-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-11-26", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5243, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-11-26T04:48:00+03:26", "utc": "1929-11-26T01:22:00Z", "ms": -1265409480280.7031 }, "end": { "local": "1929-11-27T04:35:27+03:26", "utc": "1929-11-27T01:09:27Z", "ms": -1265323833312.8982 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-26T04:48:00+03:26", "utc": "1929-11-26T01:22:00Z", "ms": -1265409480280.7031 }, "end": { "local": "1929-11-27T04:35:27+03:26", "utc": "1929-11-27T01:09:27Z", "ms": -1265323833312.8982 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-11-26", "window": { "start": { "local": "1929-11-26T06:15:23+03:26", "utc": "1929-11-26T02:49:23Z", "ms": -1265404237092.9495 }, "end": { "local": "1929-11-26T06:15:23+03:26", "utc": "1929-11-26T02:49:23Z", "ms": -1265404237092.9495 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-11-27", "window": { "start": { "local": "1929-11-27T06:16:21+03:26", "utc": "1929-11-27T02:50:21Z", "ms": -1265317778599.1099 }, "end": { "local": "1929-11-27T06:16:21+03:26", "utc": "1929-11-27T02:50:21Z", "ms": -1265317778599.1099 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:47 on Tue 26 Nov to 04:34 on Wed 27 Nov.", "fact": "1929-11-26T01:22:00Z → 1929-11-27T01:09:27Z" }, { "step": "kaala", "text": "Sunrise is at 06:14 on the 26th and 06:15 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 5243 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Mashhad, 1929: Tuesday 26 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": "1929-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-26", "confidence": "determinate" } ], "quote": "In Mashhad, Utpannā Ekādaśī 1929 falls on Tuesday 26 November. Ekādaśī runs from 04:47 on Tue 26 Nov to 04:34 on Wed 27 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-11-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-11-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38322, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-11-28T04:51:27+03:26", "utc": "1929-11-28T01:25:27Z", "ms": -1265236473386.2607 }, "end": { "local": "1929-11-29T05:34:23+03:26", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-28T04:51:27+03:26", "utc": "1929-11-28T01:25:27Z", "ms": -1265236473386.2607 }, "end": { "local": "1929-11-29T05:34:23+03:26", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-11-28", "window": { "start": { "local": "1929-11-28T16:13:21+03:26", "utc": "1929-11-28T12:47:21Z", "ms": -1265195559405.3303 }, "end": { "local": "1929-11-28T18:06:00+03:26", "utc": "1929-11-28T14:40:00Z", "ms": -1265188799904.9236 } }, "covered_min": 113, "window_min": 113, "qualifies": true }, { "local_date": "1929-11-29", "window": { "start": { "local": "1929-11-29T16:13:05+03:26", "utc": "1929-11-29T12:47:05Z", "ms": -1265109175042.3052 }, "end": { "local": "1929-11-29T18:05:54+03:26", "utc": "1929-11-29T14:39:54Z", "ms": -1265102405876.9211 } }, "covered_min": 0, "window_min": 113, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:50 on Thu 28 Nov to 05:33 on Fri 29 Nov.", "fact": "1929-11-28T01:25:27Z → 1929-11-29T02:08:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:12–18:05 on the 28th, 16:12–18:05 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 113 of 113 minutes on the 28th and 0 of 113 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 38322 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Thursday 28 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": "1929-11-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-28", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Thursday 28 November. Trayodaśī runs from 04:50 on Thu 28 Nov to 05:33 on Fri 29 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-11-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-11-29", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-11-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21274, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-11-29T05:34:23+03:26", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "end": { "local": "1929-11-30T06:42:35+03:26", "utc": "1929-11-30T03:16:35Z", "ms": -1265057005376.6846 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-11-29T05:34:23+03:26", "utc": "1929-11-29T02:08:23Z", "ms": -1265147496933.783 }, "end": { "local": "1929-11-30T06:42:35+03:26", "utc": "1929-11-30T03:16:35Z", "ms": -1265057005376.6846 } }, "kaala": "nishita", "days": [ { "local_date": "1929-11-28", "window": { "start": { "local": "1929-11-28T22:51:49+03:26", "utc": "1929-11-28T19:25:49Z", "ms": -1265171651278.8052 }, "end": { "local": "1929-11-28T23:39:49+03:26", "utc": "1929-11-28T20:13:49Z", "ms": -1265168771278.8052 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-11-29", "window": { "start": { "local": "1929-11-29T22:52:09+03:26", "utc": "1929-11-29T19:26:09Z", "ms": -1265085230672.1152 }, "end": { "local": "1929-11-29T23:40:09+03:26", "utc": "1929-11-29T20:14:09Z", "ms": -1265082350672.1152 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:33 on Fri 29 Nov to 06:42 on Sat 30 Nov.", "fact": "1929-11-29T02:08:23Z → 1929-11-30T03:16:35Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:51–23:39 on the 28th, 22:51–23:39 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 21274 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Friday 29 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": "1929-11-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-11-29", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Friday 29 November. Caturdaśī runs from 05:33 on Fri 29 Nov to 06:42 on Sat 30 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1929/shivaratri?on=1929-11-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-12-05", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11081, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-12-04T14:46:16+03:26", "utc": "1929-12-04T11:20:16Z", "ms": -1264682383896.132 }, "end": { "local": "1929-12-05T17:21:07+03:26", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-04T14:46:16+03:26", "utc": "1929-12-04T11:20:16Z", "ms": -1264682383896.132 }, "end": { "local": "1929-12-05T17:21:07+03:26", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-04", "window": { "start": { "local": "1929-12-04T10:53:36+03:26", "utc": "1929-12-04T07:27:36Z", "ms": -1264696344469.0452 }, "end": { "local": "1929-12-04T11:41:36+03:26", "utc": "1929-12-04T08:15:36Z", "ms": -1264693464469.0452 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-05", "window": { "start": { "local": "1929-12-05T10:54:00+03:26", "utc": "1929-12-05T07:28:00Z", "ms": -1264609919701.6992 }, "end": { "local": "1929-12-05T11:42:00+03:26", "utc": "1929-12-05T08:16:00Z", "ms": -1264607039701.6992 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:45 on Wed 4 Dec to 17:20 on Thu 5 Dec.", "fact": "1929-12-04T11:20:16Z → 1929-12-05T13:55:07Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:53–11:41 on the 4th, 10:53–11:41 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 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11081 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1929: Thursday 5 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": "1929-12-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-05", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1929 falls on Thursday 5 December. Caturthī runs from 14:45 on Wed 4 Dec to 17:20 on Thu 5 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/vinayaka-chaturthi?on=1929-12-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20346, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1929-12-05T17:21:07+03:26", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "end": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-05T17:21:07+03:26", "utc": "1929-12-05T13:55:07Z", "ms": -1264586693381.8877 }, "end": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-05", "window": { "start": { "local": "1929-12-05T10:54:00+03:26", "utc": "1929-12-05T07:28:00Z", "ms": -1264609919701.6992 }, "end": { "local": "1929-12-05T11:42:00+03:26", "utc": "1929-12-05T08:16:00Z", "ms": -1264607039701.6992 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-06", "window": { "start": { "local": "1929-12-06T10:54:26+03:26", "utc": "1929-12-06T07:28:26Z", "ms": -1264523494383.4058 }, "end": { "local": "1929-12-06T11:42:26+03:26", "utc": "1929-12-06T08:16:26Z", "ms": -1264520614383.4058 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 17:20 on Thu 5 Dec to 19:55 on Fri 6 Dec.", "fact": "1929-12-05T13:55:07Z → 1929-12-06T16:29:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:53–11:41 on the 5th, 10:53–11:41 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20346 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Mashhad, 1929: Friday 6 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-06", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Pañcamī (Mārgaśīrṣa) 1929 falls on Friday 6 December. Pañcamī runs from 17:20 on Thu 5 Dec to 19:55 on Fri 6 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29586, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-06", "window": { "start": { "local": "1929-12-06T10:54:26+03:26", "utc": "1929-12-06T07:28:26Z", "ms": -1264523494383.4058 }, "end": { "local": "1929-12-06T11:42:26+03:26", "utc": "1929-12-06T08:16:26Z", "ms": -1264520614383.4058 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-07", "window": { "start": { "local": "1929-12-07T10:54:51+03:26", "utc": "1929-12-07T07:28:51Z", "ms": -1264437068542.3938 }, "end": { "local": "1929-12-07T11:42:51+03:26", "utc": "1929-12-07T08:16:51Z", "ms": -1264434188542.3938 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 19:55 on Fri 6 Dec to 22:18 on Sat 7 Dec.", "fact": "1929-12-06T16:29:32Z → 1929-12-07T18:52:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:53–11:41 on the 6th, 10:54–11:42 on the 7th.", "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 6th and 48 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: paraviddha → only-day · margin 29586 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Mashhad, 1929: Saturday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-07", "confidence": "determinate" } ], "quote": "In Mashhad, Campā Ṣaṣṭhī 1929 falls on Saturday 7 December. Ṣaṣṭhī runs from 19:55 on Fri 6 Dec to 22:18 on Sat 7 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29586, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-06T19:55:32+03:26", "utc": "1929-12-06T16:29:32Z", "ms": -1264491028432.6414 }, "end": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-06", "window": { "start": { "local": "1929-12-06T10:54:26+03:26", "utc": "1929-12-06T07:28:26Z", "ms": -1264523494383.4058 }, "end": { "local": "1929-12-06T11:42:26+03:26", "utc": "1929-12-06T08:16:26Z", "ms": -1264520614383.4058 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-07", "window": { "start": { "local": "1929-12-07T10:54:51+03:26", "utc": "1929-12-07T07:28:51Z", "ms": -1264437068542.3938 }, "end": { "local": "1929-12-07T11:42:51+03:26", "utc": "1929-12-07T08:16:51Z", "ms": -1264434188542.3938 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 19:55 on Fri 6 Dec to 22:18 on Sat 7 Dec.", "fact": "1929-12-06T16:29:32Z → 1929-12-07T18:52:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:53–11:41 on the 6th, 10:54–11:42 on the 7th.", "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 6th and 48 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 29586 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Mashhad, 1929: Saturday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-07", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Ṣaṣṭhī 1929 falls on Saturday 7 December. Ṣaṣṭhī runs from 19:55 on Fri 6 Dec to 22:18 on Sat 7 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38159, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "end": { "local": "1929-12-09T00:19:24+03:26", "utc": "1929-12-08T20:53:24Z", "ms": -1264302396263.9834 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-07T22:18:51+03:26", "utc": "1929-12-07T18:52:51Z", "ms": -1264396029456.9436 }, "end": { "local": "1929-12-09T00:19:24+03:26", "utc": "1929-12-08T20:53:24Z", "ms": -1264302396263.9834 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-07", "window": { "start": { "local": "1929-12-07T10:54:51+03:26", "utc": "1929-12-07T07:28:51Z", "ms": -1264437068542.3938 }, "end": { "local": "1929-12-07T11:42:51+03:26", "utc": "1929-12-07T08:16:51Z", "ms": -1264434188542.3938 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1929-12-08", "window": { "start": { "local": "1929-12-08T10:55:18+03:26", "utc": "1929-12-08T07:29:18Z", "ms": -1264350642207.3857 }, "end": { "local": "1929-12-08T11:43:18+03:26", "utc": "1929-12-08T08:17:18Z", "ms": -1264347762207.3857 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 22:18 on Sat 7 Dec to 00:18 on Mon 9 Dec.", "fact": "1929-12-07T18:52:51Z → 1929-12-08T20:53:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:54–11:42 on the 7th, 10:54–11:42 on the 8th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 38159 s" }, { "step": "ruling", "text": "Mitra Saptamī, Mashhad, 1929: Sunday 8 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-08", "confidence": "determinate" } ], "quote": "In Mashhad, Mitra Saptamī 1929 falls on Sunday 8 December. Saptamī runs from 22:18 on Sat 7 Dec to 00:18 on Mon 9 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/ekadashi?on=1929-12-12", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14638, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-12-12T02:25:32+03:26", "utc": "1929-12-11T22:59:32Z", "ms": -1264035628187.4265 }, "end": { "local": "1929-12-13T01:31:15+03:26", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-12T02:25:32+03:26", "utc": "1929-12-11T22:59:32Z", "ms": -1264035628187.4265 }, "end": { "local": "1929-12-13T01:31:15+03:26", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-12-12", "window": { "start": { "local": "1929-12-12T06:29:30+03:26", "utc": "1929-12-12T03:03:30Z", "ms": -1264020990227.1858 }, "end": { "local": "1929-12-12T06:29:30+03:26", "utc": "1929-12-12T03:03:30Z", "ms": -1264020990227.1858 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T06:30:14+03:26", "utc": "1929-12-13T03:04:14Z", "ms": -1263934545973.711 }, "end": { "local": "1929-12-13T06:30:14+03:26", "utc": "1929-12-13T03:04:14Z", "ms": -1263934545973.711 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:25 on Thu 12 Dec to 01:30 on Fri 13 Dec.", "fact": "1929-12-11T22:59:32Z → 1929-12-12T22:05:15Z" }, { "step": "kaala", "text": "Sunrise is at 06:28 on the 12th and 06:29 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 14638 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Mashhad, 1929: Thursday 12 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": "1929-12-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-12", "confidence": "determinate" } ], "quote": "In Mashhad, Mokṣadā Ekādaśī 1929 falls on Thursday 12 December. Ekādaśī runs from 02:25 on Thu 12 Dec to 01:30 on Fri 13 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-12-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33981, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1929-12-13T01:31:15+03:26", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "end": { "local": "1929-12-13T23:49:22+03:26", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-13T01:31:15+03:26", "utc": "1929-12-12T22:05:15Z", "ms": -1263952485434.578 }, "end": { "local": "1929-12-13T23:49:22+03:26", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 } }, "kaala": "madhyahna", "days": [ { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T10:57:36+03:26", "utc": "1929-12-13T07:31:36Z", "ms": -1263918504148.398 }, "end": { "local": "1929-12-13T11:45:36+03:26", "utc": "1929-12-13T08:19:36Z", "ms": -1263915624148.398 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-14", "window": { "start": { "local": "1929-12-14T10:58:05+03:26", "utc": "1929-12-14T07:32:05Z", "ms": -1263832075465.1274 }, "end": { "local": "1929-12-14T11:46:05+03:26", "utc": "1929-12-14T08:20:05Z", "ms": -1263829195465.1274 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:30 on Fri 13 Dec to 23:48 on Fri 13 Dec.", "fact": "1929-12-12T22:05:15Z → 1929-12-13T20:23:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:57–11:45 on the 13th, 10:57–11:45 on the 14th.", "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 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33981 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Mashhad, 1929: Friday 13 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": "1929-12-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-13", "confidence": "determinate" } ], "quote": "In Mashhad, Akhaṇḍa Dvādaśī 1929 falls on Friday 13 December. Dvādaśī runs from 01:30 on Fri 13 Dec to 23:48 on Fri 13 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/pradosha-vrata?on=1929-12-14", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11861, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-12-13T23:49:22+03:26", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "end": { "local": "1929-12-14T21:25:21+03:26", "utc": "1929-12-14T17:59:21Z", "ms": -1263794439047.5671 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-13T23:49:22+03:26", "utc": "1929-12-13T20:23:22Z", "ms": -1263872198498.2764 }, "end": { "local": "1929-12-14T21:25:21+03:26", "utc": "1929-12-14T17:59:21Z", "ms": -1263794439047.5671 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-13", "window": { "start": { "local": "1929-12-13T16:12:58+03:26", "utc": "1929-12-13T12:46:58Z", "ms": -1263899582323.0847 }, "end": { "local": "1929-12-13T18:07:22+03:26", "utc": "1929-12-13T14:41:22Z", "ms": -1263892718417.9094 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "1929-12-14", "window": { "start": { "local": "1929-12-14T16:13:12+03:26", "utc": "1929-12-14T12:47:12Z", "ms": -1263813167895.9841 }, "end": { "local": "1929-12-14T18:07:40+03:26", "utc": "1929-12-14T14:41:40Z", "ms": -1263806300369.843 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 23:48 on Fri 13 Dec to 21:24 on Sat 14 Dec.", "fact": "1929-12-13T20:23:22Z → 1929-12-14T17:59:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:12–18:06 on the 13th, 16:12–18:07 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 114 minutes on the 13th and 114 of 114 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 11861 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1929: Saturday 14 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": "1929-12-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-14", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1929 falls on Saturday 14 December. Trayodaśī runs from 23:48 on Fri 13 Dec to 21:24 on Sat 14 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-12-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-15", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1147, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1929-12-15T18:27:06+03:26", "utc": "1929-12-15T15:01:06Z", "ms": -1263718733923.36 }, "end": { "local": "1929-12-16T15:04:08+03:26", "utc": "1929-12-16T11:38:08Z", "ms": -1263644511911.1936 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-15T18:27:06+03:26", "utc": "1929-12-15T15:01:06Z", "ms": -1263718733923.36 }, "end": { "local": "1929-12-16T15:04:08+03:26", "utc": "1929-12-16T11:38:08Z", "ms": -1263644511911.1936 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-15", "window": { "start": { "local": "1929-12-15T16:13:28+03:26", "utc": "1929-12-15T12:47:28Z", "ms": -1263726751533.3596 }, "end": { "local": "1929-12-15T18:07:59+03:26", "utc": "1929-12-15T14:41:59Z", "ms": -1263719880830.2 } }, "covered_min": 0, "window_min": 115, "qualifies": false }, { "local_date": "1929-12-16", "window": { "start": { "local": "1929-12-16T16:13:47+03:26", "utc": "1929-12-16T12:47:47Z", "ms": -1263640333251.637 }, "end": { "local": "1929-12-16T18:08:20+03:26", "utc": "1929-12-16T14:42:20Z", "ms": -1263633459818.2126 } }, "covered_min": 0, "window_min": 115, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 18:26 on Sun 15 Dec to 15:03 on Mon 16 Dec.", "fact": "1929-12-15T15:01:06Z → 1929-12-16T11:38:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:12–18:07 on the 15th, 16:13–18:07 on the 16th.", "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 115 minutes on the 15th and 0 of 115 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither evening qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1147 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Mashhad, 1929: Sunday 15 December.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1929-12-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-15", "confidence": "determinate" } ], "quote": "In Mashhad, Dattātreyotpatti (Datta Jayanti) 1929 falls on Sunday 15 December. Pūrṇimā runs from 18:26 on Sun 15 Dec to 15:03 on Mon 16 Dec, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1929/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": "/mashhad/festivals/1929/sankashta-chaturthi?on=1929-12-19", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19405, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1929-12-19T04:13:24+03:26", "utc": "1929-12-19T00:47:24Z", "ms": -1263424355913.8433 }, "end": { "local": "1929-12-20T00:58:14+03:26", "utc": "1929-12-19T21:32:14Z", "ms": -1263349666337.0059 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-19T04:13:24+03:26", "utc": "1929-12-19T00:47:24Z", "ms": -1263424355913.8433 }, "end": { "local": "1929-12-20T00:58:14+03:26", "utc": "1929-12-19T21:32:14Z", "ms": -1263349666337.0059 } }, "kaala": "moonrise", "days": [ { "local_date": "1929-12-18", "window": { "start": { "local": "1929-12-18T18:18:32+03:26", "utc": "1929-12-18T14:52:32Z", "ms": -1263460048273.7664 }, "end": { "local": "1929-12-18T18:18:32+03:26", "utc": "1929-12-18T14:52:32Z", "ms": -1263460048273.7664 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-12-19", "window": { "start": { "local": "1929-12-19T19:34:48+03:26", "utc": "1929-12-19T16:08:48Z", "ms": -1263369071595.0356 }, "end": { "local": "1929-12-19T19:34:48+03:26", "utc": "1929-12-19T16:08:48Z", "ms": -1263369071595.0356 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 04:12 on Thu 19 Dec to 00:57 on Fri 20 Dec.", "fact": "1929-12-19T00:47:24Z → 1929-12-19T21:32:14Z" }, { "step": "kaala", "text": "Moonrise is at 18:18 on the 18th and 19:34 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 19405 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1929: Thursday 19 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": "1929-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-19", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1929 falls on Thursday 19 December. Caturthī runs from 04:12 on Thu 19 Dec to 00:57 on Fri 20 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/sankashta-chaturthi?on=1929-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/ekadashi?on=1929-12-26", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 40821, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1929-12-25T17:57:32+03:26", "utc": "1929-12-25T14:31:32Z", "ms": -1262856507823.6492 }, "end": { "local": "1929-12-26T19:03:31+03:26", "utc": "1929-12-26T15:37:31Z", "ms": -1262766148757.2866 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-25T17:57:32+03:26", "utc": "1929-12-25T14:31:32Z", "ms": -1262856507823.6492 }, "end": { "local": "1929-12-26T19:03:31+03:26", "utc": "1929-12-26T15:37:31Z", "ms": -1262766148757.2866 } }, "kaala": "sunrise", "days": [ { "local_date": "1929-12-25", "window": { "start": { "local": "1929-12-25T06:37:12+03:26", "utc": "1929-12-25T03:11:12Z", "ms": -1262897328336.6785 }, "end": { "local": "1929-12-25T06:37:12+03:26", "utc": "1929-12-25T03:11:12Z", "ms": -1262897328336.6785 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1929-12-26", "window": { "start": { "local": "1929-12-26T06:37:36+03:26", "utc": "1929-12-26T03:11:36Z", "ms": -1262810904088.6565 }, "end": { "local": "1929-12-26T06:37:36+03:26", "utc": "1929-12-26T03:11:36Z", "ms": -1262810904088.6565 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:57 on Wed 25 Dec to 19:03 on Thu 26 Dec.", "fact": "1929-12-25T14:31:32Z → 1929-12-26T15:37:31Z" }, { "step": "kaala", "text": "Sunrise is at 06:36 on the 25th and 06:37 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 40821 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Mashhad, 1929: Thursday 26 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": "1929-12-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-26", "confidence": "determinate" } ], "quote": "In Mashhad, Saphalā Ekādaśī 1929 falls on Thursday 26 December. Ekādaśī runs from 17:57 on Wed 25 Dec to 19:03 on Thu 26 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1929/ekadashi?on=1929-12-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/pradosha-vrata?on=1929-12-28", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8625, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1929-12-27T20:37:27+03:26", "utc": "1929-12-27T17:11:27Z", "ms": -1262674113000.9639 }, "end": { "local": "1929-12-28T22:33:00+03:26", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-27T20:37:27+03:26", "utc": "1929-12-27T17:11:27Z", "ms": -1262674113000.9639 }, "end": { "local": "1929-12-28T22:33:00+03:26", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 } }, "kaala": "pradosha", "days": [ { "local_date": "1929-12-27", "window": { "start": { "local": "1929-12-27T16:19:08+03:26", "utc": "1929-12-27T12:53:08Z", "ms": -1262689611828.6328 }, "end": { "local": "1929-12-27T18:13:42+03:26", "utc": "1929-12-27T14:47:42Z", "ms": -1262682738381.3757 } }, "covered_min": 0, "window_min": 115, "qualifies": false }, { "local_date": "1929-12-28", "window": { "start": { "local": "1929-12-28T16:19:48+03:26", "utc": "1929-12-28T12:53:48Z", "ms": -1262603172480.3582 }, "end": { "local": "1929-12-28T18:14:18+03:26", "utc": "1929-12-28T14:48:18Z", "ms": -1262596301771.8833 } }, "covered_min": 115, "window_min": 115, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:36 on Fri 27 Dec to 22:32 on Sat 28 Dec.", "fact": "1929-12-27T17:11:27Z → 1929-12-28T19:07:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:18–18:13 on the 27th, 16:19–18:13 on the 28th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 115 minutes on the 27th and 115 of 115 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8625 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1929: Saturday 28 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": "1929-12-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-28", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1929 falls on Saturday 28 December. Trayodaśī runs from 20:36 on Fri 27 Dec to 22:32 on Sat 28 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1929/pradosha-vrata?on=1929-12-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1929/shivaratri?on=1929-12-28", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1929, "local_date": "1929-12-28", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1932, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1929-12-28T22:33:00+03:26", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "end": { "local": "1929-12-30T00:44:36+03:26", "utc": "1929-12-29T21:18:36Z", "ms": -1262486484180.4363 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1929-12-28T22:33:00+03:26", "utc": "1929-12-28T19:07:00Z", "ms": -1262580779772.8728 }, "end": { "local": "1929-12-30T00:44:36+03:26", "utc": "1929-12-29T21:18:36Z", "ms": -1262486484180.4363 } }, "kaala": "nishita", "days": [ { "local_date": "1929-12-28", "window": { "start": { "local": "1929-12-28T23:05:13+03:26", "utc": "1929-12-28T19:39:13Z", "ms": -1262578847323.5771 }, "end": { "local": "1929-12-28T23:53:13+03:26", "utc": "1929-12-28T20:27:13Z", "ms": -1262575967323.5771 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1929-12-29", "window": { "start": { "local": "1929-12-29T23:05:42+03:26", "utc": "1929-12-29T19:39:42Z", "ms": -1262492418424.3438 }, "end": { "local": "1929-12-29T23:53:42+03:26", "utc": "1929-12-29T20:27:42Z", "ms": -1262489538424.3438 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:32 on Sat 28 Dec to 00:44 on Mon 30 Dec.", "fact": "1929-12-28T19:07:00Z → 1929-12-29T21:18:36Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:04–23:52 on the 28th, 23:05–23:53 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 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1932 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1929: Saturday 28 December.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1929-12-28", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1929-12-28", "confidence": "boundary" } ], "quote": "In Mashhad, Śivarātri 1929 falls on Saturday 28 December. Caturdaśī runs from 22:32 on Sat 28 Dec to 00:44 on Mon 30 Dec and covers all of niśītha that night. It also reaches the next night 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/mashhad/festivals/1929/shivaratri?on=1929-12-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }