{ "id": "/mashhad/festivals/1928", "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": 1928, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/mashhad/festivals/1928/ekadashi?on=1928-01-03", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33765, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-01-02T21:16:54+03:26", "utc": "1928-01-02T17:50:54Z", "ms": -1325311746293.7856 }, "end": { "local": "1928-01-03T18:48:56+03:26", "utc": "1928-01-03T15:22:56Z", "ms": -1325234223951.7678 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-01-02T21:16:54+03:26", "utc": "1928-01-02T17:50:54Z", "ms": -1325311746293.7856 }, "end": { "local": "1928-01-03T18:48:56+03:26", "utc": "1928-01-03T15:22:56Z", "ms": -1325234223951.7678 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-01-03", "window": { "start": { "local": "1928-01-03T06:39:38+03:26", "utc": "1928-01-03T03:13:38Z", "ms": -1325277981685.718 }, "end": { "local": "1928-01-03T06:39:38+03:26", "utc": "1928-01-03T03:13:38Z", "ms": -1325277981685.718 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-01-04", "window": { "start": { "local": "1928-01-04T06:39:46+03:26", "utc": "1928-01-04T03:13:46Z", "ms": -1325191573544.4277 }, "end": { "local": "1928-01-04T06:39:46+03:26", "utc": "1928-01-04T03:13:46Z", "ms": -1325191573544.4277 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:16 on Mon 2 Jan to 18:48 on Tue 3 Jan.", "fact": "1928-01-02T17:50:54Z → 1928-01-03T15:22:56Z" }, { "step": "kaala", "text": "Sunrise is at 06:39 on the 3rd and 06:39 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 3rd and is not 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 33765 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Mashhad, 1928: Tuesday 3 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": "1928-01-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-03", "confidence": "determinate" } ], "quote": "In Mashhad, Putradā Ekādaśī 1928 falls on Tuesday 3 January. Ekādaśī runs from 21:16 on Mon 2 Jan to 18:48 on Tue 3 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-01-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-01-04", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 360, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-01-04T16:18:37+03:26", "utc": "1928-01-04T12:52:37Z", "ms": -1325156842867.9646 }, "end": { "local": "1928-01-05T13:51:33+03:26", "utc": "1928-01-05T10:25:33Z", "ms": -1325079267014.2607 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-01-04T16:18:37+03:26", "utc": "1928-01-04T12:52:37Z", "ms": -1325156842867.9646 }, "end": { "local": "1928-01-05T13:51:33+03:26", "utc": "1928-01-05T10:25:33Z", "ms": -1325079267014.2607 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-04", "window": { "start": { "local": "1928-01-04T16:24:37+03:26", "utc": "1928-01-04T12:58:37Z", "ms": -1325156483121.9128 }, "end": { "local": "1928-01-04T18:18:39+03:26", "utc": "1928-01-04T14:52:39Z", "ms": -1325149641023.293 } }, "covered_min": 114, "window_min": 114, "qualifies": true }, { "local_date": "1928-01-05", "window": { "start": { "local": "1928-01-05T16:25:26+03:26", "utc": "1928-01-05T12:59:26Z", "ms": -1325070033797.93 }, "end": { "local": "1928-01-05T18:19:22+03:26", "utc": "1928-01-05T14:53:22Z", "ms": -1325063197718.689 } }, "covered_min": 0, "window_min": 114, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:18 on Wed 4 Jan to 13:51 on Thu 5 Jan.", "fact": "1928-01-04T12:52:37Z → 1928-01-05T10:25:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:24–18:18 on the 4th, 16:24–18:18 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 114 of 114 minutes on the 4th and 0 of 114 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 360 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Wednesday 4 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": "1928-01-04", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-04", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Wednesday 4 January. Trayodaśī runs from 16:18 on Wed 4 Jan to 13:51 on Thu 5 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-01-04", "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/1928/sankashta-chaturthi?on=1928-01-10", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38923, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-10T06:24:27+03:26", "utc": "1928-01-10T02:58:27Z", "ms": -1324674093262.2246 }, "end": { "local": "1928-01-11T06:38:46+03:26", "utc": "1928-01-11T03:12:46Z", "ms": -1324586834387.7798 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-10T06:24:27+03:26", "utc": "1928-01-10T02:58:27Z", "ms": -1324674093262.2246 }, "end": { "local": "1928-01-11T06:38:46+03:26", "utc": "1928-01-11T03:12:46Z", "ms": -1324586834387.7798 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-01-09", "window": { "start": { "local": "1928-01-09T18:46:02+03:26", "utc": "1928-01-09T15:20:02Z", "ms": -1324715997747.4705 }, "end": { "local": "1928-01-09T18:46:02+03:26", "utc": "1928-01-09T15:20:02Z", "ms": -1324715997747.4705 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-01-10", "window": { "start": { "local": "1928-01-10T19:50:02+03:26", "utc": "1928-01-10T16:24:02Z", "ms": -1324625757878.4998 }, "end": { "local": "1928-01-10T19:50:02+03:26", "utc": "1928-01-10T16:24:02Z", "ms": -1324625757878.4998 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:23 on Tue 10 Jan to 06:38 on Wed 11 Jan.", "fact": "1928-01-10T02:58:27Z → 1928-01-11T03:12:46Z" }, { "step": "kaala", "text": "Moonrise is at 18:45 on the 9th and 19:49 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 9th and is on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 38923 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Tuesday 10 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": "1928-01-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-10", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 10 January. Caturthī runs from 06:23 on Tue 10 Jan to 06:38 on Wed 11 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-01-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24247, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-12T22:48:08+03:26", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T16:32:38+03:26", "utc": "1928-01-13T13:06:38Z", "ms": -1324378401949.295 }, "end": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 }, "end": { "local": "1928-01-15T16:34:35+03:26", "utc": "1928-01-15T13:08:35Z", "ms": -1324205485329.2036 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1928-01-14", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:48 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 16:33, and the day of the 15th ends at 16:34.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 24247 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Saturday 14 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Mashhad, 1928: Friday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-13", "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": "1928-01-13", "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, Bhogi 1928 falls on Friday 13 January. It is kept the day before Pongal, which falls on Saturday 14 January. The Sun enters Makara at 09:48 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24247, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-12T22:48:08+03:26", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T16:32:38+03:26", "utc": "1928-01-13T13:06:38Z", "ms": -1324378401949.295 }, "end": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 }, "end": { "local": "1928-01-15T16:34:35+03:26", "utc": "1928-01-15T13:08:35Z", "ms": -1324205485329.2036 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:48 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 16:33, and the day of the 15th ends at 16:34.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 24247 s" }, { "step": "ruling", "text": "Pongal, Mashhad, 1928: Saturday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-14", "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": "1928-01-14", "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, Pongal 1928 falls on Saturday 14 January. The Sun enters Makara at 09:48 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35353, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-12T22:48:08+03:26", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "civil-day", "days": [ { "local_date": "1928-01-13", "window": { "start": { "local": "1928-01-13T00:00:16+03:26", "utc": "1928-01-12T20:34:16Z", "ms": -1324437944000 }, "end": { "local": "1928-01-14T00:00:16+03:26", "utc": "1928-01-13T20:34:16Z", "ms": -1324351544000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-14T00:00:16+03:26", "utc": "1928-01-13T20:34:16Z", "ms": -1324351544000 }, "end": { "local": "1928-01-15T00:00:16+03:26", "utc": "1928-01-14T20:34:16Z", "ms": -1324265144000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:48 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · 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 14th, not the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 35353 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Mashhad, 1928: Saturday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1928-01-14", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1928-01-14", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Mashhad, Makara Saṅkrānti 1928 falls on Saturday 14 January. The Sun enters Makara at 09:48 on Sat 14 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24247, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-02-12T22:48:08+03:26", "utc": "1928-02-12T19:22:08Z", "ms": -1321763871659.489 } }, "span": { "of": "transit", "start": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 }, "end": { "local": "1928-01-14T09:49:29+03:26", "utc": "1928-01-14T06:23:29Z", "ms": -1324316191389.61 } }, "kaala": "sunset-day", "days": [ { "local_date": "1928-01-14", "window": { "start": { "local": "1928-01-13T16:32:38+03:26", "utc": "1928-01-13T13:06:38Z", "ms": -1324378401949.295 }, "end": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1928-01-15", "window": { "start": { "local": "1928-01-14T16:33:36+03:26", "utc": "1928-01-14T13:07:36Z", "ms": -1324291944000.8987 }, "end": { "local": "1928-01-15T16:34:35+03:26", "utc": "1928-01-15T13:08:35Z", "ms": -1324205485329.2036 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1928-01-14", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 09:48 on Sat 14 Jan.", "fact": "1928-01-14T06:23:29Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 16:33, and the day of the 15th ends at 16:34.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 13th and the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 24247 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Saturday 14 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Mashhad, 1928: Sunday 15 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-15", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-01-15", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1928-01-15", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Mashhad, Mattu Pongal 1928 falls on Sunday 15 January. It is kept the day after Pongal, which falls on Saturday 14 January. The Sun enters Makara at 09:48 on Sat 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 13th and the 14th.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-01-18", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33787, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-01-17T19:06:53+03:26", "utc": "1928-01-17T15:40:53Z", "ms": -1324023547351.225 }, "end": { "local": "1928-01-18T21:14:44+03:26", "utc": "1928-01-18T17:48:44Z", "ms": -1323929476092.9634 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-17T19:06:53+03:26", "utc": "1928-01-17T15:40:53Z", "ms": -1324023547351.225 }, "end": { "local": "1928-01-18T21:14:44+03:26", "utc": "1928-01-18T17:48:44Z", "ms": -1323929476092.9634 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-01-18", "window": { "start": { "local": "1928-01-18T06:38:13+03:26", "utc": "1928-01-18T03:12:13Z", "ms": -1323982067408.018 }, "end": { "local": "1928-01-18T06:38:13+03:26", "utc": "1928-01-18T03:12:13Z", "ms": -1323982067408.018 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-01-19", "window": { "start": { "local": "1928-01-19T06:37:51+03:26", "utc": "1928-01-19T03:11:51Z", "ms": -1323895688791.8103 }, "end": { "local": "1928-01-19T06:37:51+03:26", "utc": "1928-01-19T03:11:51Z", "ms": -1323895688791.8103 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:06 on Tue 17 Jan to 21:14 on Wed 18 Jan.", "fact": "1928-01-17T15:40:53Z → 1928-01-18T17:48:44Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 18th and 06:37 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 18th and is not on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33787 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Mashhad, 1928: Wednesday 18 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": "1928-01-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-18", "confidence": "determinate" } ], "quote": "In Mashhad, Ṣaṭtilā Ekādaśī 1928 falls on Wednesday 18 January. Ekādaśī runs from 19:06 on Tue 17 Jan to 21:14 on Wed 18 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-01-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-01-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15574, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-01-19T22:50:00+03:26", "utc": "1928-01-19T19:24:00Z", "ms": -1323837359556.7368 }, "end": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-19T22:50:00+03:26", "utc": "1928-01-19T19:24:00Z", "ms": -1323837359556.7368 }, "end": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-19", "window": { "start": { "local": "1928-01-19T16:38:36+03:26", "utc": "1928-01-19T13:12:36Z", "ms": -1323859644382.7444 }, "end": { "local": "1928-01-19T18:30:27+03:26", "utc": "1928-01-19T15:04:27Z", "ms": -1323852933409.6333 } }, "covered_min": 0, "window_min": 112, "qualifies": false }, { "local_date": "1928-01-20", "window": { "start": { "local": "1928-01-20T16:39:37+03:26", "utc": "1928-01-20T13:13:37Z", "ms": -1323773182824.847 }, "end": { "local": "1928-01-20T18:31:17+03:26", "utc": "1928-01-20T15:05:17Z", "ms": -1323766483417.842 } }, "covered_min": 112, "window_min": 112, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:49 on Thu 19 Jan to 23:46 on Fri 20 Jan.", "fact": "1928-01-19T19:24:00Z → 1928-01-20T20:21:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:38–18:29 on the 19th, 16:39–18:30 on the 20th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 112 minutes on the 19th and 112 of 112 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15574 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Friday 20 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": "1928-01-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-20", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 20 January. Trayodaśī runs from 22:49 on Thu 19 Jan to 23:46 on Fri 20 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-01-20", "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/1928/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16838, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T00:04:30+03:26", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T00:04:30+03:26", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-01-21", "window": { "start": { "local": "1928-01-21T04:45:23+03:26", "utc": "1928-01-21T01:19:23Z", "ms": -1323729636679.316 }, "end": { "local": "1928-01-21T06:37:03+03:26", "utc": "1928-01-21T03:11:03Z", "ms": -1323722937272.311 } }, "covered_min": 112, "window_min": 112, "qualifies": true }, { "local_date": "1928-01-22", "window": { "start": { "local": "1928-01-22T04:45:08+03:26", "utc": "1928-01-22T01:19:08Z", "ms": -1323643251873.854 }, "end": { "local": "1928-01-22T06:36:36+03:26", "utc": "1928-01-22T03:10:36Z", "ms": -1323636564341.2573 } }, "covered_min": 0, "window_min": 111, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:46 on Fri 20 Jan to 00:04 on Sun 22 Jan.", "fact": "1928-01-20T20:21:02Z → 1928-01-21T20:38:30Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:44–06:36 on the 21st, 04:44–06:36 on the 22nd.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 112 of 112 minutes on the 21st and 0 of 111 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16838 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Mashhad, 1928: Saturday 21 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-tarpana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Yama tarpana (covering a period of 4 ghatikas before sunrise)" } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-21", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Tarpaṇa 1928 falls on Saturday 21 January. Caturdaśī runs from 23:46 on Fri 20 Jan to 00:04 on Sun 22 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/shivaratri?on=1928-01-21", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-21", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 113, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T00:04:30+03:26", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-20T23:47:02+03:26", "utc": "1928-01-20T20:21:02Z", "ms": -1323747537582.6997 }, "end": { "local": "1928-01-22T00:04:30+03:26", "utc": "1928-01-21T20:38:30Z", "ms": -1323660089990.4863 } }, "kaala": "nishita", "days": [ { "local_date": "1928-01-20", "window": { "start": { "local": "1928-01-20T23:14:20+03:26", "utc": "1928-01-20T19:48:20Z", "ms": -1323749500048.579 }, "end": { "local": "1928-01-21T00:02:20+03:26", "utc": "1928-01-20T20:36:20Z", "ms": -1323746620048.579 } }, "covered_min": 15, "window_min": 48, "qualifies": true }, { "local_date": "1928-01-21", "window": { "start": { "local": "1928-01-21T23:14:37+03:26", "utc": "1928-01-21T19:48:37Z", "ms": -1323663082588.495 }, "end": { "local": "1928-01-22T00:02:37+03:26", "utc": "1928-01-21T20:36:37Z", "ms": -1323660202588.495 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:46 on Fri 20 Jan to 00:04 on Sun 22 Jan.", "fact": "1928-01-20T20:21:02Z → 1928-01-21T20:38:30Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:13–00:01 on the 20th, 23:14–00:02 on the 21st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 15 of 48 minutes on the 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both nights qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 113 s < 300 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Saturday 21 January.", "fact": "confidence: boundary (margin, 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": "1928-01-21", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-21", "confidence": "boundary" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Saturday 21 January. Caturdaśī runs from 23:46 on Fri 20 Jan to 00:04 on Sun 22 Jan and covers all of niśītha that night. It also reaches the previous night for 15 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 1 min 53 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-01-21", "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/1928/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21407, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-25T19:53:43+03:26", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-25T19:53:43+03:26", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-25", "window": { "start": { "local": "1928-01-25T11:15:57+03:26", "utc": "1928-01-25T07:49:57Z", "ms": -1323360603102.3247 }, "end": { "local": "1928-01-25T12:03:57+03:26", "utc": "1928-01-25T08:37:57Z", "ms": -1323357723102.3247 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:16:11+03:26", "utc": "1928-01-26T07:50:11Z", "ms": -1323274188601.9014 }, "end": { "local": "1928-01-26T12:04:11+03:26", "utc": "1928-01-26T08:38:11Z", "ms": -1323271308601.9014 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:53 on Wed 25 Jan to 18:00 on Thu 26 Jan.", "fact": "1928-01-25T16:27:43Z → 1928-01-26T14:34:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 25th, 11:15–12:03 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21407 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Mashhad, 1928: Thursday 26 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-26", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1928 falls on Thursday 26 January. Caturthī runs from 19:53 on Wed 25 Jan to 18:00 on Thu 26 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2119, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-01-25T19:53:43+03:26", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-25T19:53:43+03:26", "utc": "1928-01-25T16:27:43Z", "ms": -1323329537258.7534 }, "end": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-01-25", "window": { "start": { "local": "1928-01-25T16:44:50+03:26", "utc": "1928-01-25T13:18:50Z", "ms": -1323340869523.6416 }, "end": { "local": "1928-01-25T18:35:28+03:26", "utc": "1928-01-25T15:09:28Z", "ms": -1323334232402.6562 } }, "covered_min": 0, "window_min": 111, "qualifies": false }, { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T16:45:54+03:26", "utc": "1928-01-26T13:19:54Z", "ms": -1323254406087.5518 }, "end": { "local": "1928-01-26T18:36:18+03:26", "utc": "1928-01-26T15:10:18Z", "ms": -1323247782255.6243 } }, "covered_min": 75, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:53 on Wed 25 Jan to 18:00 on Thu 26 Jan.", "fact": "1928-01-25T16:27:43Z → 1928-01-26T14:34:58Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:44–18:34 on the 25th, 16:45–18:35 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during pradoṣa. It covers 0 of 111 minutes on the 25th and 75 of 110 on the 26th.", "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 2119 s" }, { "step": "ruling", "text": "Tila Caturthī, Mashhad, 1928: Thursday 26 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "tila-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-26", "confidence": "determinate" } ], "quote": "In Mashhad, Tila Caturthī 1928 falls on Thursday 26 January. Caturthī runs from 19:53 on Wed 25 Jan to 18:00 on Thu 26 Jan and covers 75 of 110 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14153, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T16:00:18+03:26", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T16:00:18+03:26", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:16:11+03:26", "utc": "1928-01-26T07:50:11Z", "ms": -1323274188601.9014 }, "end": { "local": "1928-01-26T12:04:11+03:26", "utc": "1928-01-26T08:38:11Z", "ms": -1323271308601.9014 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-27", "window": { "start": { "local": "1928-01-27T11:16:25+03:26", "utc": "1928-01-27T07:50:25Z", "ms": -1323187774921.657 }, "end": { "local": "1928-01-27T12:04:25+03:26", "utc": "1928-01-27T08:38:25Z", "ms": -1323184894921.657 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:00 on Thu 26 Jan to 15:59 on Fri 27 Jan.", "fact": "1928-01-26T14:34:58Z → 1928-01-27T12:34:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 26th, 11:15–12:03 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 14153 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Mashhad, 1928: Friday 27 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-27", "confidence": "determinate" } ], "quote": "In Mashhad, Śrī Pañcamī 1928 falls on Friday 27 January. Pañcamī runs from 18:00 on Thu 26 Jan to 15:59 on Fri 27 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14153, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T16:00:18+03:26", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-26T18:00:58+03:26", "utc": "1928-01-26T14:34:58Z", "ms": -1323249901520.6177 }, "end": { "local": "1928-01-27T16:00:18+03:26", "utc": "1928-01-27T12:34:18Z", "ms": -1323170741806.1125 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-01-26", "window": { "start": { "local": "1928-01-26T11:16:11+03:26", "utc": "1928-01-26T07:50:11Z", "ms": -1323274188601.9014 }, "end": { "local": "1928-01-26T12:04:11+03:26", "utc": "1928-01-26T08:38:11Z", "ms": -1323271308601.9014 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-01-27", "window": { "start": { "local": "1928-01-27T11:16:25+03:26", "utc": "1928-01-27T07:50:25Z", "ms": -1323187774921.657 }, "end": { "local": "1928-01-27T12:04:25+03:26", "utc": "1928-01-27T08:38:25Z", "ms": -1323184894921.657 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:00 on Thu 26 Jan to 15:59 on Fri 27 Jan.", "fact": "1928-01-26T14:34:58Z → 1928-01-27T12:34:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:15–12:03 on the 26th, 11:15–12:03 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14153 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Mashhad, 1928: Friday 27 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vasanta-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri Pancami (purvaviddha), Sarasvati puja (Bengal), Vasanta pancami, Madana pancami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-27", "confidence": "determinate" } ], "quote": "In Mashhad, Vasanta Pañcamī 1928 falls on Friday 27 January. Pañcamī runs from 18:00 on Thu 26 Jan to 15:59 on Fri 27 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-01-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19194, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-01-28T13:56:19+03:26", "utc": "1928-01-28T10:30:19Z", "ms": -1323091780955.6907 }, "end": { "local": "1928-01-29T11:52:29+03:26", "utc": "1928-01-29T08:26:29Z", "ms": -1323012810741.1194 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-01-28T13:56:19+03:26", "utc": "1928-01-28T10:30:19Z", "ms": -1323091780955.6907 }, "end": { "local": "1928-01-29T11:52:29+03:26", "utc": "1928-01-29T08:26:29Z", "ms": -1323012810741.1194 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-01-28", "window": { "start": { "local": "1928-01-28T04:43:04+03:26", "utc": "1928-01-28T01:17:04Z", "ms": -1323124975640.5693 }, "end": { "local": "1928-01-28T06:33:15+03:26", "utc": "1928-01-28T03:07:15Z", "ms": -1323118365355.2385 } }, "covered_min": 0, "window_min": 110, "qualifies": false }, { "local_date": "1928-01-29", "window": { "start": { "local": "1928-01-29T04:42:38+03:26", "utc": "1928-01-29T01:16:38Z", "ms": -1323038601603.8958 }, "end": { "local": "1928-01-29T06:32:35+03:26", "utc": "1928-01-29T03:06:35Z", "ms": -1323032005114.2456 } }, "covered_min": 110, "window_min": 110, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 13:55 on Sat 28 Jan to 11:51 on Sun 29 Jan.", "fact": "1928-01-28T10:30:19Z → 1928-01-29T08:26:29Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:42–06:32 on the 28th, 04:42–06:32 on the 29th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during aruṇodaya. It covers 0 of 110 minutes on the 28th and 110 of 110 on the 29th.", "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 19194 s" }, { "step": "ruling", "text": "Ratha Saptamī, Mashhad, 1928: Sunday 29 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ratha-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha]." } ], "kaala": "arunodaya", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-01-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-01-29", "confidence": "determinate" } ], "quote": "In Mashhad, Ratha Saptamī 1928 falls on Sunday 29 January. Saptamī runs from 13:55 on Sat 28 Jan to 11:51 on Sun 29 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-02-01", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1646, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-02-01T06:02:59+03:26", "utc": "1928-02-01T02:36:59Z", "ms": -1322774580617.7969 }, "end": { "local": "1928-02-02T04:19:01+03:26", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-01T06:02:59+03:26", "utc": "1928-02-01T02:36:59Z", "ms": -1322774580617.7969 }, "end": { "local": "1928-02-02T04:19:01+03:26", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-02-01", "window": { "start": { "local": "1928-02-01T06:30:25+03:26", "utc": "1928-02-01T03:04:25Z", "ms": -1322772934635.7156 }, "end": { "local": "1928-02-01T06:30:25+03:26", "utc": "1928-02-01T03:04:25Z", "ms": -1322772934635.7156 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T06:29:39+03:26", "utc": "1928-02-02T03:03:39Z", "ms": -1322686581126.0046 }, "end": { "local": "1928-02-02T06:29:39+03:26", "utc": "1928-02-02T03:03:39Z", "ms": -1322686581126.0046 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:02 on Wed 1 Feb to 04:18 on Thu 2 Feb.", "fact": "1928-02-01T02:36:59Z → 1928-02-02T00:53:01Z" }, { "step": "kaala", "text": "Sunrise is at 06:29 on the 1st and 06:29 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 1646 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Mashhad, 1928: Wednesday 1 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": "1928-02-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-01", "confidence": "determinate" } ], "quote": "In Mashhad, Jayā Ekādaśī 1928 falls on Wednesday 1 February. Ekādaśī runs from 06:02 on Wed 1 Feb to 04:18 on Thu 2 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-02-01", "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/1928/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25108, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-02-02T04:19:01+03:26", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "end": { "local": "1928-02-03T02:44:41+03:26", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-02T04:19:01+03:26", "utc": "1928-02-02T00:53:01Z", "ms": -1322694418554.5232 }, "end": { "local": "1928-02-03T02:44:41+03:26", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T11:17:30+03:26", "utc": "1928-02-02T07:51:30Z", "ms": -1322669310428.8398 }, "end": { "local": "1928-02-02T12:05:30+03:26", "utc": "1928-02-02T08:39:30Z", "ms": -1322666430428.8398 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-03", "window": { "start": { "local": "1928-02-03T11:17:37+03:26", "utc": "1928-02-03T07:51:37Z", "ms": -1322582902625.6084 }, "end": { "local": "1928-02-03T12:05:37+03:26", "utc": "1928-02-03T08:39:37Z", "ms": -1322580022625.6084 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 04:18 on Thu 2 Feb to 02:44 on Fri 3 Feb.", "fact": "1928-02-02T00:53:01Z → 1928-02-02T23:18:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:16–12:04 on the 2nd, 11:17–12:05 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 25108 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Mashhad, 1928: Thursday 2 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": "1928-02-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-02", "confidence": "determinate" } ], "quote": "In Mashhad, Bhīṣma Dvādaśī 1928 falls on Thursday 2 February. Dvādaśī runs from 04:18 on Thu 2 Feb to 02:44 on Fri 3 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-02-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24020, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-02-03T02:44:41+03:26", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "end": { "local": "1928-02-04T01:23:13+03:26", "utc": "1928-02-03T21:57:13Z", "ms": -1322532166950.657 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-03T02:44:41+03:26", "utc": "1928-02-02T23:18:41Z", "ms": -1322613679215.741 }, "end": { "local": "1928-02-04T01:23:13+03:26", "utc": "1928-02-03T21:57:13Z", "ms": -1322532166950.657 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-02-02", "window": { "start": { "local": "1928-02-02T16:53:20+03:26", "utc": "1928-02-02T13:27:20Z", "ms": -1322649159731.6748 }, "end": { "local": "1928-02-02T18:42:04+03:26", "utc": "1928-02-02T15:16:04Z", "ms": -1322642635663.6895 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "1928-02-03", "window": { "start": { "local": "1928-02-03T16:54:24+03:26", "utc": "1928-02-03T13:28:24Z", "ms": -1322562696029.432 }, "end": { "local": "1928-02-03T18:42:53+03:26", "utc": "1928-02-03T15:16:53Z", "ms": -1322556187077.5193 } }, "covered_min": 108, "window_min": 108, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:44 on Fri 3 Feb to 01:22 on Sat 4 Feb.", "fact": "1928-02-02T23:18:41Z → 1928-02-03T21:57:13Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:52–18:41 on the 2nd, 16:53–18:42 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 0 of 109 minutes on the 2nd and 108 of 108 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 24020 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Friday 3 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": "1928-02-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-03", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Friday 3 February. Trayodaśī runs from 02:44 on Fri 3 Feb to 01:22 on Sat 4 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-02-03", "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/1928/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39536, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-02-05T00:18:55+03:26", "utc": "1928-02-04T20:52:55Z", "ms": -1322449625453.5337 }, "end": { "local": "1928-02-05T23:36:49+03:26", "utc": "1928-02-05T20:10:49Z", "ms": -1322365750827.3152 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1928-02-05T00:18:55+03:26", "utc": "1928-02-04T20:52:55Z", "ms": -1322449625453.5337 }, "end": { "local": "1928-02-05T23:36:49+03:26", "utc": "1928-02-05T20:10:49Z", "ms": -1322365750827.3152 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-05", "window": { "start": { "local": "1928-02-05T11:17:50+03:26", "utc": "1928-02-05T07:51:50Z", "ms": -1322410089513.6758 }, "end": { "local": "1928-02-05T12:05:50+03:26", "utc": "1928-02-05T08:39:50Z", "ms": -1322407209513.6758 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-06", "window": { "start": { "local": "1928-02-06T11:17:56+03:26", "utc": "1928-02-06T07:51:56Z", "ms": -1322323684191.079 }, "end": { "local": "1928-02-06T12:05:56+03:26", "utc": "1928-02-06T08:39:56Z", "ms": -1322320804191.079 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 00:18 on Sun 5 Feb to 23:36 on Sun 5 Feb.", "fact": "1928-02-04T20:52:55Z → 1928-02-05T20:10:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:17–12:05 on the 5th, 11:17–12:05 on the 6th.", "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 5th and 0 of 48 on the 6th.", "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 39536 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Mashhad, 1928: Sunday 5 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": "1928-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-05", "confidence": "determinate" } ], "quote": "In Mashhad, Māghī Pūrṇimā 1928 falls on Sunday 5 February. Pūrṇimā runs from 00:18 on Sun 5 Feb to 23:36 on Sun 5 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-02-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17836, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-02-09T00:33:47+03:26", "utc": "1928-02-08T21:07:47Z", "ms": -1322103132547.463 }, "end": { "local": "1928-02-10T02:03:33+03:26", "utc": "1928-02-09T22:37:33Z", "ms": -1322011347041.2422 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-09T00:33:47+03:26", "utc": "1928-02-08T21:07:47Z", "ms": -1322103132547.463 }, "end": { "local": "1928-02-10T02:03:33+03:26", "utc": "1928-02-09T22:37:33Z", "ms": -1322011347041.2422 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-02-08", "window": { "start": { "local": "1928-02-08T19:36:31+03:26", "utc": "1928-02-08T16:10:31Z", "ms": -1322120969044.6643 }, "end": { "local": "1928-02-08T19:36:31+03:26", "utc": "1928-02-08T16:10:31Z", "ms": -1322120969044.6643 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-02-09", "window": { "start": { "local": "1928-02-09T20:35:00+03:26", "utc": "1928-02-09T17:09:00Z", "ms": -1322031059746.9763 }, "end": { "local": "1928-02-09T20:35:00+03:26", "utc": "1928-02-09T17:09:00Z", "ms": -1322031059746.9763 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:33 on Thu 9 Feb to 02:03 on Fri 10 Feb.", "fact": "1928-02-08T21:07:47Z → 1928-02-09T22:37:33Z" }, { "step": "kaala", "text": "Moonrise is at 19:36 on the 8th and 20:34 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 8th and is on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17836 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Thursday 9 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": "1928-02-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-09", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Thursday 9 February. Caturthī runs from 00:33 on Thu 9 Feb to 02:03 on Fri 10 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-02-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ekadashi?on=1928-02-17", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34091, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-02-16T15:44:26+03:26", "utc": "1928-02-16T12:18:26Z", "ms": -1321443694491.4055 }, "end": { "local": "1928-02-17T16:43:05+03:26", "utc": "1928-02-17T13:17:05Z", "ms": -1321353774741.619 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-16T15:44:26+03:26", "utc": "1928-02-16T12:18:26Z", "ms": -1321443694491.4055 }, "end": { "local": "1928-02-17T16:43:05+03:26", "utc": "1928-02-17T13:17:05Z", "ms": -1321353774741.619 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-02-16", "window": { "start": { "local": "1928-02-16T06:16:15+03:26", "utc": "1928-02-16T02:50:15Z", "ms": -1321477785476.8792 }, "end": { "local": "1928-02-16T06:16:15+03:26", "utc": "1928-02-16T02:50:15Z", "ms": -1321477785476.8792 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-02-17", "window": { "start": { "local": "1928-02-17T06:15:07+03:26", "utc": "1928-02-17T02:49:07Z", "ms": -1321391452581.0942 }, "end": { "local": "1928-02-17T06:15:07+03:26", "utc": "1928-02-17T02:49:07Z", "ms": -1321391452581.0942 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:43 on Thu 16 Feb to 16:42 on Fri 17 Feb.", "fact": "1928-02-16T12:18:26Z → 1928-02-17T13:17:05Z" }, { "step": "kaala", "text": "Sunrise is at 06:15 on the 16th and 06:14 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 34091 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Mashhad, 1928: Friday 17 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": "1928-02-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-17", "confidence": "determinate" } ], "quote": "In Mashhad, Vijayā Ekādaśī 1928 falls on Friday 17 February. Ekādaśī runs from 15:43 on Thu 16 Feb to 16:42 on Fri 17 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-02-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-02-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 948, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-02-18T16:54:10+03:26", "utc": "1928-02-18T13:28:10Z", "ms": -1321266709535.236 }, "end": { "local": "1928-02-19T16:18:17+03:26", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-18T16:54:10+03:26", "utc": "1928-02-18T13:28:10Z", "ms": -1321266709535.236 }, "end": { "local": "1928-02-19T16:18:17+03:26", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-02-18", "window": { "start": { "local": "1928-02-18T17:09:59+03:26", "utc": "1928-02-18T13:43:59Z", "ms": -1321265761154.2898 }, "end": { "local": "1928-02-18T18:54:22+03:26", "utc": "1928-02-18T15:28:22Z", "ms": -1321259498347.9473 } }, "covered_min": 104, "window_min": 104, "qualifies": true }, { "local_date": "1928-02-19", "window": { "start": { "local": "1928-02-19T17:10:59+03:26", "utc": "1928-02-19T13:44:59Z", "ms": -1321179300825.9365 }, "end": { "local": "1928-02-19T18:55:05+03:26", "utc": "1928-02-19T15:29:05Z", "ms": -1321173055444.8022 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:53 on Sat 18 Feb to 16:17 on Sun 19 Feb.", "fact": "1928-02-18T13:28:10Z → 1928-02-19T12:52:17Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:09–18:53 on the 18th, 17:10–18:54 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 104 of 104 minutes on the 18th and 0 of 104 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 948 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Saturday 18 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": "1928-02-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-18", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Saturday 18 February. Trayodaśī runs from 16:53 on Sat 18 Feb to 16:17 on Sun 19 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-02-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25142, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-02-19T16:18:17+03:26", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "end": { "local": "1928-02-20T15:00:01+03:26", "utc": "1928-02-20T11:34:01Z", "ms": -1321100759265.5884 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-19T16:18:17+03:26", "utc": "1928-02-19T12:52:17Z", "ms": -1321182462783.0723 }, "end": { "local": "1928-02-20T15:00:01+03:26", "utc": "1928-02-20T11:34:01Z", "ms": -1321100759265.5884 } }, "kaala": "nishita", "days": [ { "local_date": "1928-02-19", "window": { "start": { "local": "1928-02-19T23:17:19+03:26", "utc": "1928-02-19T19:51:19Z", "ms": -1321157320646.6826 }, "end": { "local": "1928-02-20T00:05:19+03:26", "utc": "1928-02-19T20:39:19Z", "ms": -1321154440646.6826 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-20", "window": { "start": { "local": "1928-02-20T23:17:14+03:26", "utc": "1928-02-20T19:51:14Z", "ms": -1321070926332.4836 }, "end": { "local": "1928-02-21T00:05:14+03:26", "utc": "1928-02-20T20:39:14Z", "ms": -1321068046332.4836 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 16:17 on Sun 19 Feb to 14:59 on Mon 20 Feb.", "fact": "1928-02-19T12:52:17Z → 1928-02-20T11:34:01Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:16–00:04 on the 19th, 23:16–00:04 on the 20th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 25142 s" }, { "step": "ruling", "text": "Mahāśivarātri, Mashhad, 1928: Sunday 19 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "maha-shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Mahasivaratri (nisithavyapini) — In some opinion it is to be observed on nisitha and in some opinion on pradosa. If occurs on two successive nisithas then according to Hemadri it is to be observed on the first day and according to Madhava, to be observed on the second day" } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "disputed", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-02-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-19", "confidence": "determinate" } ], "quote": "In Mashhad, Mahāśivarātri 1928 falls on Sunday 19 February. Caturdaśī runs from 16:17 on Sun 19 Feb to 14:59 on Mon 20 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-02-24", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-02-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21023, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-02-24T05:26:59+03:26", "utc": "1928-02-24T02:00:59Z", "ms": -1320789540909.1418 }, "end": { "local": "1928-02-25T02:43:56+03:26", "utc": "1928-02-24T23:17:56Z", "ms": -1320712924485.155 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-02-24T05:26:59+03:26", "utc": "1928-02-24T02:00:59Z", "ms": -1320789540909.1418 }, "end": { "local": "1928-02-25T02:43:56+03:26", "utc": "1928-02-24T23:17:56Z", "ms": -1320712924485.155 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-02-24", "window": { "start": { "local": "1928-02-24T11:17:22+03:26", "utc": "1928-02-24T07:51:22Z", "ms": -1320768517974.418 }, "end": { "local": "1928-02-24T12:05:22+03:26", "utc": "1928-02-24T08:39:22Z", "ms": -1320765637974.418 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-02-25", "window": { "start": { "local": "1928-02-25T11:17:14+03:26", "utc": "1928-02-25T07:51:14Z", "ms": -1320682126415.5059 }, "end": { "local": "1928-02-25T12:05:14+03:26", "utc": "1928-02-25T08:39:14Z", "ms": -1320679246415.5059 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:26 on Fri 24 Feb to 02:43 on Sat 25 Feb.", "fact": "1928-02-24T02:00:59Z → 1928-02-24T23:17:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:16–12:04 on the 24th, 11:16–12:04 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21023 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Friday 24 February.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-02-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-02-24", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Friday 24 February. Caturthī runs from 05:26 on Fri 24 Feb to 02:43 on Sat 25 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-02-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ekadashi?on=1928-03-02", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31032, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-01T15:22:41+03:26", "utc": "1928-03-01T11:56:41Z", "ms": -1320235398831.6035 }, "end": { "local": "1928-03-02T14:34:56+03:26", "utc": "1928-03-02T11:08:56Z", "ms": -1320151863532.7305 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-01T15:22:41+03:26", "utc": "1928-03-01T11:56:41Z", "ms": -1320235398831.6035 }, "end": { "local": "1928-03-02T14:34:56+03:26", "utc": "1928-03-02T11:08:56Z", "ms": -1320151863532.7305 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-01", "window": { "start": { "local": "1928-03-01T05:59:04+03:26", "utc": "1928-03-01T02:33:04Z", "ms": -1320269215668.0989 }, "end": { "local": "1928-03-01T05:59:04+03:26", "utc": "1928-03-01T02:33:04Z", "ms": -1320269215668.0989 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-03-02", "window": { "start": { "local": "1928-03-02T05:57:44+03:26", "utc": "1928-03-02T02:31:44Z", "ms": -1320182895669.139 }, "end": { "local": "1928-03-02T05:57:44+03:26", "utc": "1928-03-02T02:31:44Z", "ms": -1320182895669.139 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:22 on Thu 1 Mar to 14:34 on Fri 2 Mar.", "fact": "1928-03-01T11:56:41Z → 1928-03-02T11:08:56Z" }, { "step": "kaala", "text": "Sunrise is at 05:58 on the 1st and 05:57 on the 2nd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 1st and is on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31032 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Mashhad, 1928: Friday 2 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-02", "confidence": "determinate" } ], "quote": "In Mashhad, Āmalakī Ekādaśī 1928 falls on Friday 2 March. Ekādaśī runs from 15:22 on Thu 1 Mar to 14:34 on Fri 2 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-03-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-03-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11817, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-03-03T14:06:36+03:26", "utc": "1928-03-03T10:40:36Z", "ms": -1320067164090.5913 }, "end": { "local": "1928-03-04T13:58:44+03:26", "utc": "1928-03-04T10:32:44Z", "ms": -1319981236043.9832 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-03T14:06:36+03:26", "utc": "1928-03-03T10:40:36Z", "ms": -1320067164090.5913 }, "end": { "local": "1928-03-04T13:58:44+03:26", "utc": "1928-03-04T10:32:44Z", "ms": -1319981236043.9832 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-03-03", "window": { "start": { "local": "1928-03-03T17:23:33+03:26", "utc": "1928-03-03T13:57:33Z", "ms": -1320055347397.5813 }, "end": { "local": "1928-03-03T19:03:45+03:26", "utc": "1928-03-03T15:37:45Z", "ms": -1320049335435.7498 } }, "covered_min": 100, "window_min": 100, "qualifies": true }, { "local_date": "1928-03-04", "window": { "start": { "local": "1928-03-04T17:24:28+03:26", "utc": "1928-03-04T13:58:28Z", "ms": -1319968891849.7388 }, "end": { "local": "1928-03-04T19:04:22+03:26", "utc": "1928-03-04T15:38:22Z", "ms": -1319962898220.3618 } }, "covered_min": 0, "window_min": 100, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 14:06 on Sat 3 Mar to 13:58 on Sun 4 Mar.", "fact": "1928-03-03T10:40:36Z → 1928-03-04T10:32:44Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:23–19:03 on the 3rd, 17:23–19:03 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 100 of 100 minutes on the 3rd and 0 of 100 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11817 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Saturday 3 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-03", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Saturday 3 March. Trayodaśī runs from 14:06 on Sat 3 Mar to 13:58 on Sun 4 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-03-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 883, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-03-05T14:13:18+03:26", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-05T14:13:18+03:26", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-03-05", "window": { "start": { "local": "1928-03-05T15:07:03+03:26", "utc": "1928-03-05T11:41:03Z", "ms": -1319890737218.1692 }, "end": { "local": "1928-03-05T17:25:23+03:26", "utc": "1928-03-05T13:59:23Z", "ms": -1319882436615.3584 } }, "covered_min": 138, "window_min": 138, "qualifies": true }, { "local_date": "1928-03-06", "window": { "start": { "local": "1928-03-06T15:07:30+03:26", "utc": "1928-03-06T11:41:30Z", "ms": -1319804309777.1802 }, "end": { "local": "1928-03-06T17:26:18+03:26", "utc": "1928-03-06T14:00:18Z", "ms": -1319795981682.6106 } }, "covered_min": 0, "window_min": 139, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:12 on Mon 5 Mar to 14:52 on Tue 6 Mar.", "fact": "1928-03-05T10:47:18Z → 1928-03-06T11:26:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:06–17:24 on the 5th, 15:07–17:25 on the 6th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 138 of 138 minutes on the 5th and 0 of 139 on the 6th.", "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 883 s" }, { "step": "ruling", "text": "Holikā Dahana, Mashhad, 1928: Monday 5 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holika-dahana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "not_evaluated": "The hour the row gives for the rite (\"it should be observed on second half of purnima at night\") is not tested: sāyāhna alone settles the day.", "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-05", "confidence": "determinate" } ], "quote": "In Mashhad, Holikā Dahana 1928 falls on Monday 5 March. Pūrṇimā runs from 14:12 on Mon 5 Mar to 14:52 on Tue 6 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 883, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-03-05T14:13:18+03:26", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1928-03-05T14:13:18+03:26", "utc": "1928-03-05T10:47:18Z", "ms": -1319893961931.726 }, "end": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-03-05", "window": { "start": { "local": "1928-03-05T15:07:03+03:26", "utc": "1928-03-05T11:41:03Z", "ms": -1319890737218.1692 }, "end": { "local": "1928-03-05T17:25:23+03:26", "utc": "1928-03-05T13:59:23Z", "ms": -1319882436615.3584 } }, "covered_min": 138, "window_min": 138, "qualifies": true }, { "local_date": "1928-03-06", "window": { "start": { "local": "1928-03-06T15:07:30+03:26", "utc": "1928-03-06T11:41:30Z", "ms": -1319804309777.1802 }, "end": { "local": "1928-03-06T17:26:18+03:26", "utc": "1928-03-06T14:00:18Z", "ms": -1319795981682.6106 } }, "covered_min": 0, "window_min": 139, "qualifies": false } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1928-03-05", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:12 on Mon 5 Mar to 14:52 on Tue 6 Mar.", "fact": "1928-03-05T10:47:18Z → 1928-03-06T11:26:48Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:06–17:24 on the 5th, 15:07–17:25 on the 6th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 138 of 138 minutes on the 5th and 0 of 139 on the 6th.", "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 883 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Monday 5 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Mashhad, 1928: Tuesday 6 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "holi", "follows": { "festival": "holika-dahana", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Holika-dahana (Sayahnavyapini — it should be observed on second half of purnima at night), Dolayatra (Bengal & Orissa) (covering 4 ghatikas before sunrise of the day of festival), Holi — on the day after Holikadahana." } ], "kaala": "sayahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-06", "confidence": "determinate" } ], "quote": "In Mashhad, Holī 1928 falls on Tuesday 6 March. It is kept the day after Holikā Dahana, which falls on Monday 5 March. Pūrṇimā runs from 14:12 on Mon 5 Mar to 14:52 on Tue 6 Mar and covers all of sāyāhna on the 5th.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32430, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "end": { "local": "1928-03-07T15:59:31+03:26", "utc": "1928-03-07T12:33:31Z", "ms": -1319714789315.1863 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-06T14:52:48+03:26", "utc": "1928-03-06T11:26:48Z", "ms": -1319805192410.298 }, "end": { "local": "1928-03-07T15:59:31+03:26", "utc": "1928-03-07T12:33:31Z", "ms": -1319714789315.1863 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-06", "window": { "start": { "local": "1928-03-06T05:52:18+03:26", "utc": "1928-03-06T02:26:18Z", "ms": -1319837622155.459 }, "end": { "local": "1928-03-06T05:52:18+03:26", "utc": "1928-03-06T02:26:18Z", "ms": -1319837622155.459 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-03-07", "window": { "start": { "local": "1928-03-07T05:50:55+03:26", "utc": "1928-03-07T02:24:55Z", "ms": -1319751305228.6401 }, "end": { "local": "1928-03-07T05:50:55+03:26", "utc": "1928-03-07T02:24:55Z", "ms": -1319751305228.6401 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 14:52 on Tue 6 Mar to 15:59 on Wed 7 Mar.", "fact": "1928-03-06T11:26:48Z → 1928-03-07T12:33:31Z" }, { "step": "kaala", "text": "Sunrise is at 05:51 on the 6th and 05:50 on the 7th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā 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: purvaviddha → only-day · margin 32430 s" }, { "step": "ruling", "text": "Vasantotsava, Mashhad, 1928: Wednesday 7 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": "1928-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-07", "confidence": "determinate" } ], "quote": "In Mashhad, Vasantotsava 1928 falls on Wednesday 7 March. Pratipadā runs from 14:52 on Tue 6 Mar to 15:59 on Wed 7 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-03-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-09", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 2507, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-03-09T19:36:40+03:26", "utc": "1928-03-09T16:10:40Z", "ms": -1319528960401.76 }, "end": { "local": "1928-03-10T22:01:06+03:26", "utc": "1928-03-10T18:35:06Z", "ms": -1319433894182.6335 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-09T19:36:40+03:26", "utc": "1928-03-09T16:10:40Z", "ms": -1319528960401.76 }, "end": { "local": "1928-03-10T22:01:06+03:26", "utc": "1928-03-10T18:35:06Z", "ms": -1319433894182.6335 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-03-09", "window": { "start": { "local": "1928-03-09T20:18:27+03:26", "utc": "1928-03-09T16:52:27Z", "ms": -1319526453239.1167 }, "end": { "local": "1928-03-09T20:18:27+03:26", "utc": "1928-03-09T16:52:27Z", "ms": -1319526453239.1167 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-03-10", "window": { "start": { "local": "1928-03-10T21:15:23+03:26", "utc": "1928-03-10T17:49:23Z", "ms": -1319436637325.7812 }, "end": { "local": "1928-03-10T21:15:23+03:26", "utc": "1928-03-10T17:49:23Z", "ms": -1319436637325.7812 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:36 on Fri 9 Mar to 22:00 on Sat 10 Mar.", "fact": "1928-03-09T16:10:40Z → 1928-03-10T18:35:06Z" }, { "step": "kaala", "text": "Moonrise is at 20:17 on the 9th and 21:14 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 9th and is on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both moonrises qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2507 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Friday 9 March.", "fact": "confidence: boundary (tie-break-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": "1928-03-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-09", "confidence": "boundary" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Friday 9 March. Caturthī runs from 19:36 on Fri 9 Mar to 22:00 on Sat 10 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-03-09", "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/1928/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12803, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-03-14T05:43:15+03:26", "utc": "1928-03-14T02:17:15Z", "ms": -1319146965092.4978 }, "end": { "local": "1928-03-15T07:39:35+03:26", "utc": "1928-03-15T04:13:35Z", "ms": -1319053585348.6206 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-14T05:43:15+03:26", "utc": "1928-03-14T02:17:15Z", "ms": -1319146965092.4978 }, "end": { "local": "1928-03-15T07:39:35+03:26", "utc": "1928-03-15T04:13:35Z", "ms": -1319053585348.6206 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-14", "window": { "start": { "local": "1928-03-14T11:13:15+03:26", "utc": "1928-03-14T07:47:15Z", "ms": -1319127165456.8433 }, "end": { "local": "1928-03-14T12:01:15+03:26", "utc": "1928-03-14T08:35:15Z", "ms": -1319124285456.8433 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-15", "window": { "start": { "local": "1928-03-15T11:12:58+03:26", "utc": "1928-03-15T07:46:58Z", "ms": -1319040782215.3628 }, "end": { "local": "1928-03-15T12:00:58+03:26", "utc": "1928-03-15T08:34:58Z", "ms": -1319037902215.3628 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 05:42 on Wed 14 Mar to 07:39 on Thu 15 Mar.", "fact": "1928-03-14T02:17:15Z → 1928-03-15T04:13:35Z" }, { "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": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 12803 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Mashhad, 1928: Wednesday 14 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitalashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Sitalastami, (purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-14", "confidence": "determinate" } ], "quote": "In Mashhad, Śītalāṣṭamī 1928 falls on Wednesday 14 March. Aṣṭamī runs from 05:42 on Wed 14 Mar to 07:39 on Thu 15 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-03-18", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11917, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-17T09:20:22+03:26", "utc": "1928-03-17T05:54:22Z", "ms": -1318874738039.8828 }, "end": { "local": "1928-03-18T08:53:51+03:26", "utc": "1928-03-18T05:27:51Z", "ms": -1318789929199.1802 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-17T09:20:22+03:26", "utc": "1928-03-17T05:54:22Z", "ms": -1318874738039.8828 }, "end": { "local": "1928-03-18T08:53:51+03:26", "utc": "1928-03-18T05:27:51Z", "ms": -1318789929199.1802 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-17", "window": { "start": { "local": "1928-03-17T05:36:41+03:26", "utc": "1928-03-17T02:10:41Z", "ms": -1318888158970.5063 }, "end": { "local": "1928-03-17T05:36:41+03:26", "utc": "1928-03-17T02:10:41Z", "ms": -1318888158970.5063 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-03-18", "window": { "start": { "local": "1928-03-18T05:35:14+03:26", "utc": "1928-03-18T02:09:14Z", "ms": -1318801845962.874 }, "end": { "local": "1928-03-18T05:35:14+03:26", "utc": "1928-03-18T02:09:14Z", "ms": -1318801845962.874 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:19 on Sat 17 Mar to 08:53 on Sun 18 Mar.", "fact": "1928-03-17T05:54:22Z → 1928-03-18T05:27:51Z" }, { "step": "kaala", "text": "Sunrise is at 05:36 on the 17th and 05:34 on the 18th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 17th and is on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11917 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Mashhad, 1928: Sunday 18 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": "1928-03-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-18", "confidence": "determinate" } ], "quote": "In Mashhad, Pāpamocanī Ekādaśī 1928 falls on Sunday 18 March. Ekādaśī runs from 09:19 on Sat 17 Mar to 08:53 on Sun 18 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-03-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-03-19", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36049, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-03-19T07:37:02+03:26", "utc": "1928-03-19T04:11:02Z", "ms": -1318708137962.9768 }, "end": { "local": "1928-03-20T05:35:45+03:26", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-19T07:37:02+03:26", "utc": "1928-03-19T04:11:02Z", "ms": -1318708137962.9768 }, "end": { "local": "1928-03-20T05:35:45+03:26", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-03-19", "window": { "start": { "local": "1928-03-19T17:37:51+03:26", "utc": "1928-03-19T14:11:51Z", "ms": -1318672089427.3179 }, "end": { "local": "1928-03-19T19:13:06+03:26", "utc": "1928-03-19T15:47:06Z", "ms": -1318666373563.0498 } }, "covered_min": 95, "window_min": 95, "qualifies": true }, { "local_date": "1928-03-20", "window": { "start": { "local": "1928-03-20T17:38:43+03:26", "utc": "1928-03-20T14:12:43Z", "ms": -1318585637471.8867 }, "end": { "local": "1928-03-20T19:13:40+03:26", "utc": "1928-03-20T15:47:40Z", "ms": -1318579940193.0032 } }, "covered_min": 0, "window_min": 95, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:36 on Mon 19 Mar to 05:35 on Tue 20 Mar.", "fact": "1928-03-19T04:11:02Z → 1928-03-20T02:09:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:37–19:12 on the 19th, 17:38–19:13 on the 20th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 95 of 95 minutes on the 19th and 0 of 95 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36049 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Monday 19 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": "1928-03-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-19", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Monday 19 March. Trayodaśī runs from 07:36 on Mon 19 Mar to 05:35 on Tue 20 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-03-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-03-20", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10780, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-03-20T05:35:45+03:26", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "end": { "local": "1928-03-21T02:58:28+03:26", "utc": "1928-03-20T23:32:28Z", "ms": -1318552052202.6396 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-20T05:35:45+03:26", "utc": "1928-03-20T02:09:45Z", "ms": -1318629015117.3147 }, "end": { "local": "1928-03-21T02:58:28+03:26", "utc": "1928-03-20T23:32:28Z", "ms": -1318552052202.6396 } }, "kaala": "nishita", "days": [ { "local_date": "1928-03-19", "window": { "start": { "local": "1928-03-19T23:11:05+03:26", "utc": "1928-03-19T19:45:05Z", "ms": -1318652094936.3125 }, "end": { "local": "1928-03-19T23:59:05+03:26", "utc": "1928-03-19T20:33:05Z", "ms": -1318649214936.3125 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-20", "window": { "start": { "local": "1928-03-20T23:10:47+03:26", "utc": "1928-03-20T19:44:47Z", "ms": -1318565712676.073 }, "end": { "local": "1928-03-20T23:58:47+03:26", "utc": "1928-03-20T20:32:47Z", "ms": -1318562832676.073 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:35 on Tue 20 Mar to 02:57 on Wed 21 Mar.", "fact": "1928-03-20T02:09:45Z → 1928-03-20T23:32:28Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:10–23:58 on the 19th, 23:10–23:58 on the 20th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10780 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Tuesday 20 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-20", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Tuesday 20 March. Caturdaśī runs from 05:35 on Tue 20 Mar to 02:57 on Wed 21 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-03-20", "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/1928/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31055, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-03-21T23:55:11+03:26", "utc": "1928-03-21T20:29:11Z", "ms": -1318476649207.1387 }, "end": { "local": "1928-03-22T20:36:31+03:26", "utc": "1928-03-22T17:10:31Z", "ms": -1318402169462.8992 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-21T23:55:11+03:26", "utc": "1928-03-21T20:29:11Z", "ms": -1318476649207.1387 }, "end": { "local": "1928-03-22T20:36:31+03:26", "utc": "1928-03-22T17:10:31Z", "ms": -1318402169462.8992 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-21", "window": { "start": { "local": "1928-03-21T11:11:13+03:26", "utc": "1928-03-21T07:45:13Z", "ms": -1318522486769.231 }, "end": { "local": "1928-03-21T11:59:13+03:26", "utc": "1928-03-21T08:33:13Z", "ms": -1318519606769.231 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-22", "window": { "start": { "local": "1928-03-22T11:10:55+03:26", "utc": "1928-03-22T07:44:55Z", "ms": -1318436104694.808 }, "end": { "local": "1928-03-22T11:58:55+03:26", "utc": "1928-03-22T08:32:55Z", "ms": -1318433224694.808 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:54 on Wed 21 Mar to 20:36 on Thu 22 Mar.", "fact": "1928-03-21T20:29:11Z → 1928-03-22T17:10:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:10–11:58 on the 21st, 11:10–11:58 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31055 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Mashhad, 1928: Thursday 22 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha-caitra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-22", "confidence": "determinate" } ], "quote": "In Mashhad, Navarātrārambha (Caitra) (Chaitra Navratri) 1928 falls on Thursday 22 March. Pratipadā runs from 23:54 on Wed 21 Mar to 20:36 on Thu 22 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6967, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-03-23T17:12:58+03:26", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-23T17:12:58+03:26", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-23", "window": { "start": { "local": "1928-03-23T11:10:37+03:26", "utc": "1928-03-23T07:44:37Z", "ms": -1318349722719.7559 }, "end": { "local": "1928-03-23T11:58:37+03:26", "utc": "1928-03-23T08:32:37Z", "ms": -1318346842719.7559 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:10:19+03:26", "utc": "1928-03-24T07:44:19Z", "ms": -1318263340828.5059 }, "end": { "local": "1928-03-24T11:58:19+03:26", "utc": "1928-03-24T08:32:19Z", "ms": -1318260460828.5059 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 17:12 on Fri 23 Mar to 13:53 on Sat 24 Mar.", "fact": "1928-03-23T13:46:58Z → 1928-03-24T10:28:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:10–11:58 on the 23rd, 11:09–11:57 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6967 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Mashhad, 1928: Saturday 24 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gauri-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-24", "confidence": "determinate" } ], "quote": "In Mashhad, Gaurī Tṛtīyā (Gangaur) 1928 falls on Saturday 24 March. Tṛtīyā runs from 17:12 on Fri 23 Mar to 13:53 on Sat 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6967, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-03-23T17:12:58+03:26", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-23T17:12:58+03:26", "utc": "1928-03-23T13:46:58Z", "ms": -1318327981844.9 }, "end": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-23", "window": { "start": { "local": "1928-03-23T11:10:37+03:26", "utc": "1928-03-23T07:44:37Z", "ms": -1318349722719.7559 }, "end": { "local": "1928-03-23T11:58:37+03:26", "utc": "1928-03-23T08:32:37Z", "ms": -1318346842719.7559 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:10:19+03:26", "utc": "1928-03-24T07:44:19Z", "ms": -1318263340828.5059 }, "end": { "local": "1928-03-24T11:58:19+03:26", "utc": "1928-03-24T08:32:19Z", "ms": -1318260460828.5059 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 17:12 on Fri 23 Mar to 13:53 on Sat 24 Mar.", "fact": "1928-03-23T13:46:58Z → 1928-03-24T10:28:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:10–11:58 on the 23rd, 11:09–11:57 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6967 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Mashhad, 1928: Saturday 24 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "saubhagya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-24", "confidence": "determinate" } ], "quote": "In Mashhad, Saubhāgya Śayana Vrata 1928 falls on Saturday 24 March. Tṛtīyā runs from 17:12 on Fri 23 Mar to 13:53 on Sat 24 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1219, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-03-25T10:49:42+03:26", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "end": { "local": "1928-03-26T08:06:02+03:26", "utc": "1928-03-26T04:40:02Z", "ms": -1318101598363.6917 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-25T10:49:42+03:26", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "end": { "local": "1928-03-26T08:06:02+03:26", "utc": "1928-03-26T04:40:02Z", "ms": -1318101598363.6917 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-25", "window": { "start": { "local": "1928-03-25T11:10:01+03:26", "utc": "1928-03-25T07:44:01Z", "ms": -1318176959005.0498 }, "end": { "local": "1928-03-25T11:58:01+03:26", "utc": "1928-03-25T08:32:01Z", "ms": -1318174079005.0498 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-26", "window": { "start": { "local": "1928-03-26T11:09:43+03:26", "utc": "1928-03-26T07:43:43Z", "ms": -1318090577232.564 }, "end": { "local": "1928-03-26T11:57:43+03:26", "utc": "1928-03-26T08:31:43Z", "ms": -1318087697232.564 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:49 on Sun 25 Mar to 08:05 on Mon 26 Mar.", "fact": "1928-03-25T07:23:42Z → 1928-03-26T04:40:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:09–11:57 on the 25th, 11:09–11:57 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 25th and 0 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1219 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Mashhad, 1928: Sunday 25 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "lakshmi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sri pancami or Laksmi pancami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-25", "confidence": "determinate" } ], "quote": "In Mashhad, Lakṣmī Pañcamī 1928 falls on Sunday 25 March. Pañcamī runs from 10:49 on Sun 25 Mar to 08:05 on Mon 26 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-03-25", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1219, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "end": { "local": "1928-03-25T10:49:42+03:26", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-24T13:54:26+03:26", "utc": "1928-03-24T10:28:26Z", "ms": -1318253493737.284 }, "end": { "local": "1928-03-25T10:49:42+03:26", "utc": "1928-03-25T07:23:42Z", "ms": -1318178178370.05 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-24", "window": { "start": { "local": "1928-03-24T11:10:19+03:26", "utc": "1928-03-24T07:44:19Z", "ms": -1318263340828.5059 }, "end": { "local": "1928-03-24T11:58:19+03:26", "utc": "1928-03-24T08:32:19Z", "ms": -1318260460828.5059 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-03-25", "window": { "start": { "local": "1928-03-25T11:10:01+03:26", "utc": "1928-03-25T07:44:01Z", "ms": -1318176959005.0498 }, "end": { "local": "1928-03-25T11:58:01+03:26", "utc": "1928-03-25T08:32:01Z", "ms": -1318174079005.0498 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:53 on Sat 24 Mar to 10:49 on Sun 25 Mar.", "fact": "1928-03-24T10:28:26Z → 1928-03-25T07:23:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:09–11:57 on the 24th, 11:09–11:57 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 0 of 48 on the 25th.", "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 1219 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Sunday 25 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": "1928-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-25", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Sunday 25 March. Caturthī runs from 13:53 on Sat 24 Mar to 10:49 on Sun 25 Mar, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-03-25", "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/1928/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25634, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-03-28T04:01:52+03:26", "utc": "1928-03-28T00:35:52Z", "ms": -1317943447819.627 }, "end": { "local": "1928-03-29T02:46:23+03:26", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-28T04:01:52+03:26", "utc": "1928-03-28T00:35:52Z", "ms": -1317943447819.627 }, "end": { "local": "1928-03-29T02:46:23+03:26", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-28", "window": { "start": { "local": "1928-03-28T11:09:06+03:26", "utc": "1928-03-28T07:43:06Z", "ms": -1317917813767.954 }, "end": { "local": "1928-03-28T11:57:06+03:26", "utc": "1928-03-28T08:31:06Z", "ms": -1317914933767.954 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-29", "window": { "start": { "local": "1928-03-29T11:08:48+03:26", "utc": "1928-03-29T07:42:48Z", "ms": -1317831432036.9448 }, "end": { "local": "1928-03-29T11:56:48+03:26", "utc": "1928-03-29T08:30:48Z", "ms": -1317828552036.9448 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 04:01 on Wed 28 Mar to 02:45 on Thu 29 Mar.", "fact": "1928-03-28T00:35:52Z → 1928-03-28T23:20:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 28th, 11:08–11:56 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 25634 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Mashhad, 1928: Wednesday 28 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhavani-utpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-28", "confidence": "determinate" } ], "quote": "In Mashhad, Bhavānī Utpatti 1928 falls on Wednesday 28 March. Aṣṭamī runs from 04:01 on Wed 28 Mar to 02:45 on Thu 29 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30145, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-03-29T02:46:23+03:26", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "end": { "local": "1928-03-30T02:02:18+03:26", "utc": "1928-03-29T22:36:18Z", "ms": -1317777822091.3018 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-29T02:46:23+03:26", "utc": "1928-03-28T23:20:23Z", "ms": -1317861576602.3066 }, "end": { "local": "1928-03-30T02:02:18+03:26", "utc": "1928-03-29T22:36:18Z", "ms": -1317777822091.3018 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-03-29", "window": { "start": { "local": "1928-03-29T11:08:48+03:26", "utc": "1928-03-29T07:42:48Z", "ms": -1317831432036.9448 }, "end": { "local": "1928-03-29T11:56:48+03:26", "utc": "1928-03-29T08:30:48Z", "ms": -1317828552036.9448 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-03-30", "window": { "start": { "local": "1928-03-30T11:08:30+03:26", "utc": "1928-03-30T07:42:30Z", "ms": -1317745050279.4204 }, "end": { "local": "1928-03-30T11:56:30+03:26", "utc": "1928-03-30T08:30:30Z", "ms": -1317742170279.4204 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 02:45 on Thu 29 Mar to 02:01 on Fri 30 Mar.", "fact": "1928-03-28T23:20:23Z → 1928-03-29T22:36:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:08–11:56 on the 29th, 11:07–11:55 on the 30th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 29th and 0 of 48 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30145 s" }, { "step": "ruling", "text": "Rāma Navamī, Mashhad, 1928: Thursday 29 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-29", "confidence": "determinate" } ], "quote": "In Mashhad, Rāma Navamī 1928 falls on Thursday 29 March. Navamī runs from 02:45 on Thu 29 Mar to 02:01 on Fri 30 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-03-31", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-03-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11560, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-03-31T01:48:13+03:26", "utc": "1928-03-30T22:22:13Z", "ms": -1317692267345.5046 }, "end": { "local": "1928-04-01T02:02:10+03:26", "utc": "1928-03-31T22:36:10Z", "ms": -1317605029852.024 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-03-31T01:48:13+03:26", "utc": "1928-03-30T22:22:13Z", "ms": -1317692267345.5046 }, "end": { "local": "1928-04-01T02:02:10+03:26", "utc": "1928-03-31T22:36:10Z", "ms": -1317605029852.024 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-03-31", "window": { "start": { "local": "1928-03-31T05:16:17+03:26", "utc": "1928-03-31T01:50:17Z", "ms": -1317679782948.0986 }, "end": { "local": "1928-03-31T05:16:17+03:26", "utc": "1928-03-31T01:50:17Z", "ms": -1317679782948.0986 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-04-01", "window": { "start": { "local": "1928-04-01T05:14:50+03:26", "utc": "1928-04-01T01:48:50Z", "ms": -1317593469897.504 }, "end": { "local": "1928-04-01T05:14:50+03:26", "utc": "1928-04-01T01:48:50Z", "ms": -1317593469897.504 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:47 on Sat 31 Mar to 02:01 on Sun 1 Apr.", "fact": "1928-03-30T22:22:13Z → 1928-03-31T22:36:10Z" }, { "step": "kaala", "text": "Sunrise is at 05:15 on the 31st and 05:14 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11560 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Mashhad, 1928: Saturday 31 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-03-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-03-31", "confidence": "determinate" } ], "quote": "In Mashhad, Kāmadā Ekādaśī 1928 falls on Saturday 31 March. Ekādaśī runs from 01:47 on Sat 31 Mar to 02:01 on Sun 1 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-03-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26432, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-02T02:42:13+03:26", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-02T02:42:13+03:26", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-02", "window": { "start": { "local": "1928-04-02T11:07:35+03:26", "utc": "1928-04-02T07:41:35Z", "ms": -1317485904632.643 }, "end": { "local": "1928-04-02T11:55:35+03:26", "utc": "1928-04-02T08:29:35Z", "ms": -1317483024632.643 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-03", "window": { "start": { "local": "1928-04-03T11:07:17+03:26", "utc": "1928-04-03T07:41:17Z", "ms": -1317399522552.6177 }, "end": { "local": "1928-04-03T11:55:17+03:26", "utc": "1928-04-03T08:29:17Z", "ms": -1317396642552.6177 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:41 on Mon 2 Apr to 03:46 on Tue 3 Apr.", "fact": "1928-04-01T23:16:13Z → 1928-04-03T00:20:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:07–11:55 on the 2nd, 11:06–11:54 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 26432 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Mashhad, 1928: Monday 2 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ananga-trayodashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 13 Ananga trayodasi (purvaviddha), Mahavira jayanti (Jain)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-02", "confidence": "determinate" } ], "quote": "In Mashhad, Anaṅga Trayodaśī 1928 falls on Monday 2 April. Trayodaśī runs from 02:41 on Mon 2 Apr to 03:46 on Tue 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-04-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26521, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-02T02:42:13+03:26", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-02T02:42:13+03:26", "utc": "1928-04-01T23:16:13Z", "ms": -1317516226963.8398 }, "end": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-01", "window": { "start": { "local": "1928-04-01T17:48:57+03:26", "utc": "1928-04-01T14:22:57Z", "ms": -1317548223300.7192 }, "end": { "local": "1928-04-01T19:20:12+03:26", "utc": "1928-04-01T15:54:12Z", "ms": -1317542747743.805 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1928-04-02", "window": { "start": { "local": "1928-04-02T17:49:47+03:26", "utc": "1928-04-02T14:23:47Z", "ms": -1317461772641.4243 }, "end": { "local": "1928-04-02T19:20:45+03:26", "utc": "1928-04-02T15:54:45Z", "ms": -1317456315368.7131 } }, "covered_min": 91, "window_min": 91, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 02:41 on Mon 2 Apr to 03:46 on Tue 3 Apr.", "fact": "1928-04-01T23:16:13Z → 1928-04-03T00:20:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:48–19:19 on the 1st, 17:49–19:20 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 1st and 91 of 91 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26521 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Monday 2 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": "1928-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-02", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Monday 2 April. Trayodaśī runs from 02:41 on Mon 2 Apr to 03:46 on Tue 3 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-04-02", "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/1928/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21149, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "end": { "local": "1928-04-04T05:14:31+03:26", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-03T03:46:45+03:26", "utc": "1928-04-03T00:20:45Z", "ms": -1317425955021.7468 }, "end": { "local": "1928-04-04T05:14:31+03:26", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-03", "window": { "start": { "local": "1928-04-03T11:07:17+03:26", "utc": "1928-04-03T07:41:17Z", "ms": -1317399522552.6177 }, "end": { "local": "1928-04-03T11:55:17+03:26", "utc": "1928-04-03T08:29:17Z", "ms": -1317396642552.6177 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-04", "window": { "start": { "local": "1928-04-04T11:07:00+03:26", "utc": "1928-04-04T07:41:00Z", "ms": -1317313140337.0789 }, "end": { "local": "1928-04-04T11:55:00+03:26", "utc": "1928-04-04T08:29:00Z", "ms": -1317310260337.0789 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:46 on Tue 3 Apr to 05:14 on Wed 4 Apr.", "fact": "1928-04-03T00:20:45Z → 1928-04-04T01:48:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 3rd, 11:06–11:54 on the 4th.", "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 3rd and 0 of 48 on the 4th.", "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 21149 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Mashhad, 1928: Tuesday 3 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vishnu-damanaka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 14 Madanabhanji, (Bengal & Orissa) (paraviddha), Sivadamanaka caturdasi, Visnudamanaka caturdasi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-03", "confidence": "determinate" } ], "quote": "In Mashhad, Viṣṇudamanaka Caturdaśī 1928 falls on Tuesday 3 April. Caturdaśī runs from 03:46 on Tue 3 Apr to 05:14 on Wed 4 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14549, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-04-04T05:14:31+03:26", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "end": { "local": "1928-04-05T07:04:13+03:26", "utc": "1928-04-05T03:38:13Z", "ms": -1317241307033.4307 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1928-04-04T05:14:31+03:26", "utc": "1928-04-04T01:48:31Z", "ms": -1317334289368.5278 }, "end": { "local": "1928-04-05T07:04:13+03:26", "utc": "1928-04-05T03:38:13Z", "ms": -1317241307033.4307 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-04", "window": { "start": { "local": "1928-04-04T11:07:00+03:26", "utc": "1928-04-04T07:41:00Z", "ms": -1317313140337.0789 }, "end": { "local": "1928-04-04T11:55:00+03:26", "utc": "1928-04-04T08:29:00Z", "ms": -1317310260337.0789 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-05", "window": { "start": { "local": "1928-04-05T11:06:42+03:26", "utc": "1928-04-05T07:40:42Z", "ms": -1317226757964.2654 }, "end": { "local": "1928-04-05T11:54:42+03:26", "utc": "1928-04-05T08:28:42Z", "ms": -1317223877964.2654 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 05:14 on Wed 4 Apr to 07:03 on Thu 5 Apr.", "fact": "1928-04-04T01:48:31Z → 1928-04-05T03:38:13Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 4th, 11:06–11:54 on the 5th.", "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 4th and 0 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 14549 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Mashhad, 1928: Wednesday 4 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chaitri-purnima", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Caitri purnima (paraviddha), Hanumat jayanti, Oli ending (Jain)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-04", "confidence": "determinate" } ], "quote": "In Mashhad, Caitrī Pūrṇimā 1928 falls on Wednesday 4 April. Pūrṇimā runs from 05:14 on Wed 4 Apr to 07:03 on Thu 5 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-04-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18369, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-04-08T14:16:20+03:26", "utc": "1928-04-08T10:50:20Z", "ms": -1316956180004.7703 }, "end": { "local": "1928-04-09T16:54:35+03:26", "utc": "1928-04-09T13:28:35Z", "ms": -1316860285434.8564 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-08T14:16:20+03:26", "utc": "1928-04-08T10:50:20Z", "ms": -1316956180004.7703 }, "end": { "local": "1928-04-09T16:54:35+03:26", "utc": "1928-04-09T13:28:35Z", "ms": -1316860285434.8564 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-04-08", "window": { "start": { "local": "1928-04-08T21:02:30+03:26", "utc": "1928-04-08T17:36:30Z", "ms": -1316931809899.8896 }, "end": { "local": "1928-04-08T21:02:30+03:26", "utc": "1928-04-08T17:36:30Z", "ms": -1316931809899.8896 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-04-09", "window": { "start": { "local": "1928-04-09T22:00:44+03:26", "utc": "1928-04-09T18:34:44Z", "ms": -1316841916391.2756 }, "end": { "local": "1928-04-09T22:00:44+03:26", "utc": "1928-04-09T18:34:44Z", "ms": -1316841916391.2756 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:15 on Sun 8 Apr to 16:54 on Mon 9 Apr.", "fact": "1928-04-08T10:50:20Z → 1928-04-09T13:28:35Z" }, { "step": "kaala", "text": "Moonrise is at 21:02 on the 8th and 22:00 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 8th and is not on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18369 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Sunday 8 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": "1928-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-08", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Sunday 8 April. Caturthī runs from 14:15 on Sun 8 Apr to 16:54 on Mon 9 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-04-08", "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/1928/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2520, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1928-04-13T04:15:53+03:26", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 }, "end": { "local": "1928-05-14T01:13:04+03:26", "utc": "1928-05-13T21:47:04Z", "ms": -1313892775754.7158 } }, "span": { "of": "transit", "start": { "local": "1928-04-13T04:15:53+03:26", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 }, "end": { "local": "1928-04-13T04:15:53+03:26", "utc": "1928-04-13T00:49:53Z", "ms": -1316560207195.0107 } }, "kaala": "day", "days": [ { "local_date": "1928-04-12", "window": { "start": { "local": "1928-04-12T04:59:15+03:26", "utc": "1928-04-12T01:33:15Z", "ms": -1316644004818.3035 }, "end": { "local": "1928-04-13T04:57:53+03:26", "utc": "1928-04-13T01:31:53Z", "ms": -1316557687057.2195 } }, "covered_min": 1, "window_min": 1439, "qualifies": true }, { "local_date": "1928-04-13", "window": { "start": { "local": "1928-04-13T04:57:53+03:26", "utc": "1928-04-13T01:31:53Z", "ms": -1316557687057.2195 }, "end": { "local": "1928-04-14T04:56:31+03:26", "utc": "1928-04-14T01:30:31Z", "ms": -1316471368706.0037 } }, "covered_min": 0, "window_min": 1439, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 04:15 on Fri 13 Apr.", "fact": "1928-04-13T00:49:53Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 04:58 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 12th, not the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunrise → only-day · margin 2520 s" }, { "step": "ruling", "text": "Vaiśākhī, Mashhad, 1928: Thursday 12 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": "1928-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-12", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1928-04-13", "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": "1928-04-13", "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 1928 falls on Thursday 12 April. The Sun enters Meṣa at 04:15 on Fri 13 Apr, and the rule counts the day from sunrise. Counted from midnight, or by the Tamil rule for the first day of a solar month, which gives a transit after sunset to the next day, it is 13 April.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-04-16", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21151, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-04-15T23:01:19+03:26", "utc": "1928-04-15T19:35:19Z", "ms": -1316319881195.2795 }, "end": { "local": "1928-04-16T21:20:17+03:26", "utc": "1928-04-16T17:54:17Z", "ms": -1316239542803.6213 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-15T23:01:19+03:26", "utc": "1928-04-15T19:35:19Z", "ms": -1316319881195.2795 }, "end": { "local": "1928-04-16T21:20:17+03:26", "utc": "1928-04-16T17:54:17Z", "ms": -1316239542803.6213 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-04-16", "window": { "start": { "local": "1928-04-16T04:53:50+03:26", "utc": "1928-04-16T01:27:50Z", "ms": -1316298730115.0486 }, "end": { "local": "1928-04-16T04:53:50+03:26", "utc": "1928-04-16T01:27:50Z", "ms": -1316298730115.0486 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-04-17", "window": { "start": { "local": "1928-04-17T04:52:30+03:26", "utc": "1928-04-17T01:26:30Z", "ms": -1316212409817.3591 }, "end": { "local": "1928-04-17T04:52:30+03:26", "utc": "1928-04-17T01:26:30Z", "ms": -1316212409817.3591 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:00 on Sun 15 Apr to 21:19 on Mon 16 Apr.", "fact": "1928-04-15T19:35:19Z → 1928-04-16T17:54:17Z" }, { "step": "kaala", "text": "Sunrise is at 04:53 on the 16th and 04:52 on the 17th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 16th and is not on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21151 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Mashhad, 1928: Monday 16 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": "1928-04-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-16", "confidence": "determinate" } ], "quote": "In Mashhad, Varūthinī Ekādaśī 1928 falls on Monday 16 April. Ekādaśī runs from 23:00 on Sun 15 Apr to 21:19 on Mon 16 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-04-16", "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/1928/pradosha-vrata?on=1928-04-17", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1989, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-04-17T18:55:50+03:26", "utc": "1928-04-17T15:29:50Z", "ms": -1316161809740.5212 }, "end": { "local": "1928-04-18T15:56:10+03:26", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-17T18:55:50+03:26", "utc": "1928-04-17T15:29:50Z", "ms": -1316161809740.5212 }, "end": { "local": "1928-04-18T15:56:10+03:26", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-17", "window": { "start": { "local": "1928-04-17T18:02:30+03:26", "utc": "1928-04-17T14:36:30Z", "ms": -1316165010032.115 }, "end": { "local": "1928-04-17T19:28:59+03:26", "utc": "1928-04-17T16:02:59Z", "ms": -1316159820536.3708 } }, "covered_min": 33, "window_min": 86, "qualifies": true }, { "local_date": "1928-04-18", "window": { "start": { "local": "1928-04-18T18:03:21+03:26", "utc": "1928-04-18T14:37:21Z", "ms": -1316078558701.9602 }, "end": { "local": "1928-04-18T19:29:34+03:26", "utc": "1928-04-18T16:03:34Z", "ms": -1316073386485.4458 } }, "covered_min": 0, "window_min": 86, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:55 on Tue 17 Apr to 15:55 on Wed 18 Apr.", "fact": "1928-04-17T15:29:50Z → 1928-04-18T12:30:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:01–19:28 on the 17th, 18:02–19:29 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 33 of 86 minutes on the 17th and 0 of 86 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 1989 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Tuesday 17 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-17", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Tuesday 17 April. Trayodaśī runs from 18:55 on Tue 17 Apr to 15:55 on Wed 18 Apr and covers 33 of 86 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-04-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-04-18", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25587, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-04-18T15:56:10+03:26", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "end": { "local": "1928-04-19T12:30:57+03:26", "utc": "1928-04-19T09:04:57Z", "ms": -1316012103238.2688 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-18T15:56:10+03:26", "utc": "1928-04-18T12:30:10Z", "ms": -1316086190365.9875 }, "end": { "local": "1928-04-19T12:30:57+03:26", "utc": "1928-04-19T09:04:57Z", "ms": -1316012103238.2688 } }, "kaala": "nishita", "days": [ { "local_date": "1928-04-18", "window": { "start": { "local": "1928-04-18T23:02:37+03:26", "utc": "1928-04-18T19:36:37Z", "ms": -1316060602890.0312 }, "end": { "local": "1928-04-18T23:50:37+03:26", "utc": "1928-04-18T20:24:37Z", "ms": -1316057722890.0312 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-04-19", "window": { "start": { "local": "1928-04-19T23:02:24+03:26", "utc": "1928-04-19T19:36:24Z", "ms": -1315974215945.5708 }, "end": { "local": "1928-04-19T23:50:24+03:26", "utc": "1928-04-19T20:24:24Z", "ms": -1315971335945.5708 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:55 on Wed 18 Apr to 12:30 on Thu 19 Apr.", "fact": "1928-04-18T12:30:10Z → 1928-04-19T09:04:57Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:02–23:50 on the 18th, 23:01–23:49 on the 19th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25587 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Wednesday 18 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": "1928-04-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-18", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Wednesday 18 April. Caturdaśī runs from 15:55 on Wed 18 Apr to 12:30 on Thu 19 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-04-18", "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/1928/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11964, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-04-22T01:26:38+03:26", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-22T01:26:38+03:26", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-04-22", "window": { "start": { "local": "1928-04-22T04:46:03+03:26", "utc": "1928-04-22T01:20:03Z", "ms": -1315780797217.522 }, "end": { "local": "1928-04-22T09:12:58+03:26", "utc": "1928-04-22T05:46:58Z", "ms": -1315764782418.4504 } }, "covered_min": 267, "window_min": 267, "qualifies": true }, { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T04:44:48+03:26", "utc": "1928-04-23T01:18:48Z", "ms": -1315694472295.2883 }, "end": { "local": "1928-04-23T09:12:25+03:26", "utc": "1928-04-23T05:46:25Z", "ms": -1315678415282.2673 } }, "covered_min": 0, "window_min": 268, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 01:26 on Sun 22 Apr to 22:02 on Sun 22 Apr.", "fact": "1928-04-21T22:00:38Z → 1928-04-22T18:36:51Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 04:45–09:12 on the 22nd, 04:44–09:11 on the 23rd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 267 of 267 minutes on the 22nd and 0 of 268 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one forenoon qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 11964 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Mashhad, 1928: Sunday 22 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akshaya-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "not_evaluated": "The row calls the day special with Rohiṇī nakṣatra and a Wednesday; neither is tested.", "kaala": "purvahna", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-22", "confidence": "determinate" } ], "quote": "In Mashhad, Akṣaya Tṛtīyā 1928 falls on Sunday 22 April. Tṛtīyā runs from 01:26 on Sun 22 Apr to 22:02 on Sun 22 Apr and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9060, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-04-22T01:26:38+03:26", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-22T01:26:38+03:26", "utc": "1928-04-21T22:00:38Z", "ms": -1315792761645.3357 }, "end": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-04-21", "window": { "start": { "local": "1928-04-21T18:05:56+03:26", "utc": "1928-04-21T14:39:56Z", "ms": -1315819204357.233 }, "end": { "local": "1928-04-21T19:31:17+03:26", "utc": "1928-04-21T16:05:17Z", "ms": -1315814083405.2715 } }, "covered_min": 0, "window_min": 85, "qualifies": false }, { "local_date": "1928-04-22", "window": { "start": { "local": "1928-04-22T18:06:47+03:26", "utc": "1928-04-22T14:40:47Z", "ms": -1315732752820.3071 }, "end": { "local": "1928-04-22T19:31:51+03:26", "utc": "1928-04-22T16:05:51Z", "ms": -1315727648750.3047 } }, "covered_min": 85, "window_min": 85, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 01:26 on Sun 22 Apr to 22:02 on Sun 22 Apr.", "fact": "1928-04-21T22:00:38Z → 1928-04-22T18:36:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:05–19:30 on the 21st, 18:06–19:31 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 0 of 85 minutes on the 21st and 85 of 85 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 9060 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Mashhad, 1928: Sunday 22 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "parashurama-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Aksaya trtiya (purvahna vyapini, paraviddha) (Special when combined with Rohini naksatra and Wednesday), Candanayatra, Parasurama jayanti (pradosavyapini — if occurs on two successive days, the second day is to be observed)." } ], "kaala": "pradosha", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-22", "confidence": "determinate" } ], "quote": "In Mashhad, Paraśurāma Jayantī 1928 falls on Sunday 22 April. Tṛtīyā runs from 01:26 on Sun 22 Apr to 22:02 on Sun 22 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-04-23", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25965, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "end": { "local": "1928-04-23T19:02:58+03:26", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-22T22:02:51+03:26", "utc": "1928-04-22T18:36:51Z", "ms": -1315718588510.7878 }, "end": { "local": "1928-04-23T19:02:58+03:26", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-22", "window": { "start": { "local": "1928-04-22T11:02:25+03:26", "utc": "1928-04-22T07:36:25Z", "ms": -1315758215018.9146 }, "end": { "local": "1928-04-22T11:50:25+03:26", "utc": "1928-04-22T08:24:25Z", "ms": -1315755335018.9146 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T11:02:13+03:26", "utc": "1928-04-23T07:36:13Z", "ms": -1315671826775.7568 }, "end": { "local": "1928-04-23T11:50:13+03:26", "utc": "1928-04-23T08:24:13Z", "ms": -1315668946775.7568 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:02 on Sun 22 Apr to 19:02 on Mon 23 Apr.", "fact": "1928-04-22T18:36:51Z → 1928-04-23T15:36:58Z" }, { "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": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25965 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Monday 23 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-23", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Monday 23 April. Caturthī runs from 22:02 on Sun 22 Apr to 19:02 on Mon 23 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-04-23", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17044, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-04-23T19:02:58+03:26", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "end": { "local": "1928-04-24T16:34:06+03:26", "utc": "1928-04-24T13:08:06Z", "ms": -1315565513902.0044 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-23T19:02:58+03:26", "utc": "1928-04-23T15:36:58Z", "ms": -1315642981971.9705 }, "end": { "local": "1928-04-24T16:34:06+03:26", "utc": "1928-04-24T13:08:06Z", "ms": -1315565513902.0044 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-23", "window": { "start": { "local": "1928-04-23T11:02:13+03:26", "utc": "1928-04-23T07:36:13Z", "ms": -1315671826775.7568 }, "end": { "local": "1928-04-23T11:50:13+03:26", "utc": "1928-04-23T08:24:13Z", "ms": -1315668946775.7568 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-04-24", "window": { "start": { "local": "1928-04-24T11:02:02+03:26", "utc": "1928-04-24T07:36:02Z", "ms": -1315585438093.7612 }, "end": { "local": "1928-04-24T11:50:02+03:26", "utc": "1928-04-24T08:24:02Z", "ms": -1315582558093.7612 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 19:02 on Mon 23 Apr to 16:33 on Tue 24 Apr.", "fact": "1928-04-23T15:36:58Z → 1928-04-24T13:08:06Z" }, { "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": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17044 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Mashhad, 1928: Tuesday 24 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shankara-jayanti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Sankara jayanti." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-24", "confidence": "determinate" } ], "quote": "In Mashhad, Śaṅkara Jayantī 1928 falls on Tuesday 24 April. Pañcamī runs from 19:02 on Mon 23 Apr to 16:33 on Tue 24 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5945, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-04-25T14:41:37+03:26", "utc": "1928-04-25T11:15:37Z", "ms": -1315485863284.7878 }, "end": { "local": "1928-04-26T13:28:45+03:26", "utc": "1928-04-26T10:02:45Z", "ms": -1315403834853.6475 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-25T14:41:37+03:26", "utc": "1928-04-25T11:15:37Z", "ms": -1315485863284.7878 }, "end": { "local": "1928-04-26T13:28:45+03:26", "utc": "1928-04-26T10:02:45Z", "ms": -1315403834853.6475 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-25", "window": { "start": { "local": "1928-04-25T11:01:51+03:26", "utc": "1928-04-25T07:35:51Z", "ms": -1315499048964.2563 }, "end": { "local": "1928-04-25T11:49:51+03:26", "utc": "1928-04-25T08:23:51Z", "ms": -1315496168964.2563 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-04-26", "window": { "start": { "local": "1928-04-26T11:01:41+03:26", "utc": "1928-04-26T07:35:41Z", "ms": -1315412659377.7874 }, "end": { "local": "1928-04-26T11:49:41+03:26", "utc": "1928-04-26T08:23:41Z", "ms": -1315409779377.7874 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 14:41 on Wed 25 Apr to 13:28 on Thu 26 Apr.", "fact": "1928-04-25T11:15:37Z → 1928-04-26T10:02:45Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 25th, 11:01–11:49 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5945 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Mashhad, 1928: Thursday 26 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gangotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-26", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṅgotpatti (Ganga Saptami) 1928 falls on Thursday 26 April. Saptamī runs from 14:41 on Wed 25 Apr to 13:28 on Thu 26 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-04-30", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32976, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-04-29T13:47:12+03:26", "utc": "1928-04-29T10:21:12Z", "ms": -1315143528058.4111 }, "end": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-29T13:47:12+03:26", "utc": "1928-04-29T10:21:12Z", "ms": -1315143528058.4111 }, "end": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-04-29", "window": { "start": { "local": "1928-04-29T04:37:36+03:26", "utc": "1928-04-29T01:11:36Z", "ms": -1315176503689.4355 }, "end": { "local": "1928-04-29T04:37:36+03:26", "utc": "1928-04-29T01:11:36Z", "ms": -1315176503689.4355 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T04:36:28+03:26", "utc": "1928-04-30T01:10:28Z", "ms": -1315090172138.9324 }, "end": { "local": "1928-04-30T04:36:28+03:26", "utc": "1928-04-30T01:10:28Z", "ms": -1315090172138.9324 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:46 on Sun 29 Apr to 15:02 on Mon 30 Apr.", "fact": "1928-04-29T10:21:12Z → 1928-04-30T11:36:37Z" }, { "step": "kaala", "text": "Sunrise is at 04:37 on the 29th and 04:35 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 32976 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Mashhad, 1928: Monday 30 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-04-30", "confidence": "determinate" } ], "quote": "In Mashhad, Mohinī Ekādaśī 1928 falls on Monday 30 April. Ekādaśī runs from 13:46 on Sun 29 Apr to 15:02 on Mon 30 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-04-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11613, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T11:01:04+03:26", "utc": "1928-04-30T07:35:04Z", "ms": -1315067096256.458 }, "end": { "local": "1928-04-30T11:49:04+03:26", "utc": "1928-04-30T08:23:04Z", "ms": -1315064216256.458 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T11:00:56+03:26", "utc": "1928-05-01T07:34:56Z", "ms": -1314980704229.7612 }, "end": { "local": "1928-05-01T11:48:56+03:26", "utc": "1928-05-01T08:22:56Z", "ms": -1314977824229.7612 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:02 on Mon 30 Apr to 16:44 on Tue 1 May.", "fact": "1928-04-30T11:36:37Z → 1928-05-01T13:18:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 30th, 11:00–11:48 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11613 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Mashhad, 1928: Tuesday 1 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": "1928-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-01", "confidence": "determinate" } ], "quote": "In Mashhad, Paraśurāma Dvādaśī 1928 falls on Tuesday 1 May. Dvādaśī runs from 15:02 on Mon 30 Apr to 16:44 on Tue 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11613, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-04-30T15:02:37+03:26", "utc": "1928-04-30T11:36:37Z", "ms": -1315052603027.4907 }, "end": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-04-30", "window": { "start": { "local": "1928-04-30T11:01:04+03:26", "utc": "1928-04-30T07:35:04Z", "ms": -1315067096256.458 }, "end": { "local": "1928-04-30T11:49:04+03:26", "utc": "1928-04-30T08:23:04Z", "ms": -1315064216256.458 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T11:00:56+03:26", "utc": "1928-05-01T07:34:56Z", "ms": -1314980704229.7612 }, "end": { "local": "1928-05-01T11:48:56+03:26", "utc": "1928-05-01T08:22:56Z", "ms": -1314977824229.7612 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 15:02 on Mon 30 Apr to 16:44 on Tue 1 May.", "fact": "1928-04-30T11:36:37Z → 1928-05-01T13:18:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 30th, 11:00–11:48 on the 1st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 48 of 48 on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11613 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Mashhad, 1928: Tuesday 1 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": "1928-05-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-01", "confidence": "determinate" } ], "quote": "In Mashhad, Rukmiṇī Dvādaśī 1928 falls on Tuesday 1 May. Dvādaśī runs from 15:02 on Mon 30 Apr to 16:44 on Tue 1 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-05-01", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-01", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1976, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "end": { "local": "1928-05-02T18:48:18+03:26", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-01T16:44:47+03:26", "utc": "1928-05-01T13:18:47Z", "ms": -1314960072806.2468 }, "end": { "local": "1928-05-02T18:48:18+03:26", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-01", "window": { "start": { "local": "1928-05-01T18:14:31+03:26", "utc": "1928-05-01T14:48:31Z", "ms": -1314954688935.513 }, "end": { "local": "1928-05-01T19:37:09+03:26", "utc": "1928-05-01T16:11:09Z", "ms": -1314949731186.1292 } }, "covered_min": 83, "window_min": 83, "qualifies": true }, { "local_date": "1928-05-02", "window": { "start": { "local": "1928-05-02T18:15:22+03:26", "utc": "1928-05-02T14:49:22Z", "ms": -1314868237553.0352 }, "end": { "local": "1928-05-02T19:37:45+03:26", "utc": "1928-05-02T16:11:45Z", "ms": -1314863295343.6853 } }, "covered_min": 33, "window_min": 82, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:44 on Tue 1 May to 18:47 on Wed 2 May.", "fact": "1928-05-01T13:18:47Z → 1928-05-02T15:22:18Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:14–19:36 on the 1st, 18:14–19:37 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 83 of 83 minutes on the 1st and 33 of 82 on the 2nd.", "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 1976 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Tuesday 1 May.", "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": "1928-05-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-01", "confidence": "boundary" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Tuesday 1 May. Trayodaśī runs from 16:44 on Tue 1 May to 18:47 on Wed 2 May and covers all of pradoṣa that evening. It also reaches the next evening for 33 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/1928/pradosha-vrata?on=1928-05-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1976, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-05-02T18:48:18+03:26", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "end": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-02T18:48:18+03:26", "utc": "1928-05-02T15:22:18Z", "ms": -1314866261512.1772 }, "end": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-02", "window": { "start": { "local": "1928-05-02T18:15:22+03:26", "utc": "1928-05-02T14:49:22Z", "ms": -1314868237553.0352 }, "end": { "local": "1928-05-02T19:37:45+03:26", "utc": "1928-05-02T16:11:45Z", "ms": -1314863295343.6853 } }, "covered_min": 49, "window_min": 82, "qualifies": true }, { "local_date": "1928-05-03", "window": { "start": { "local": "1928-05-03T18:16:14+03:26", "utc": "1928-05-03T14:50:14Z", "ms": -1314781786236.7961 }, "end": { "local": "1928-05-03T19:38:21+03:26", "utc": "1928-05-03T16:12:21Z", "ms": -1314776859404.9739 } }, "covered_min": 82, "window_min": 82, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 18:47 on Wed 2 May to 21:07 on Thu 3 May.", "fact": "1928-05-02T15:22:18Z → 1928-05-03T17:41:46Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:14–19:37 on the 2nd, 18:15–19:37 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 49 of 82 minutes on the 2nd and 82 of 82 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both evenings qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 1976 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Mashhad, 1928: Thursday 3 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": "1928-05-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-03", "confidence": "determinate" } ], "quote": "In Mashhad, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1928 falls on Thursday 3 May. Caturdaśī runs from 18:47 on Wed 2 May to 21:07 on Thu 3 May and covers all of pradoṣa that evening. It also reaches the previous evening for 49 minutes; by the rule the second evening is taken.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33545, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-04T23:37:41+03:26", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-04T23:37:41+03:26", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-03", "window": { "start": { "local": "1928-05-03T11:00:41+03:26", "utc": "1928-05-03T07:34:41Z", "ms": -1314807918609.854 }, "end": { "local": "1928-05-03T11:48:41+03:26", "utc": "1928-05-03T08:22:41Z", "ms": -1314805038609.854 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-04", "window": { "start": { "local": "1928-05-04T11:00:35+03:26", "utc": "1928-05-04T07:34:35Z", "ms": -1314721524998.0203 }, "end": { "local": "1928-05-04T11:48:35+03:26", "utc": "1928-05-04T08:22:35Z", "ms": -1314718644998.0203 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:07 on Thu 3 May to 23:37 on Fri 4 May.", "fact": "1928-05-03T17:41:46Z → 1928-05-04T20:11:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 3rd, 11:00–11:48 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33545 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Mashhad, 1928: Friday 4 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": "1928-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-04", "confidence": "determinate" } ], "quote": "In Mashhad, Buddha Pūrṇimā 1928 falls on Friday 4 May. Pūrṇimā runs from 21:07 on Thu 3 May to 23:37 on Fri 4 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33545, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-04T23:37:41+03:26", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-03T21:07:46+03:26", "utc": "1928-05-03T17:41:46Z", "ms": -1314771493823.0173 }, "end": { "local": "1928-05-04T23:37:41+03:26", "utc": "1928-05-04T20:11:41Z", "ms": -1314676098654.8953 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-03", "window": { "start": { "local": "1928-05-03T11:00:41+03:26", "utc": "1928-05-03T07:34:41Z", "ms": -1314807918609.854 }, "end": { "local": "1928-05-03T11:48:41+03:26", "utc": "1928-05-03T08:22:41Z", "ms": -1314805038609.854 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-04", "window": { "start": { "local": "1928-05-04T11:00:35+03:26", "utc": "1928-05-04T07:34:35Z", "ms": -1314721524998.0203 }, "end": { "local": "1928-05-04T11:48:35+03:26", "utc": "1928-05-04T08:22:35Z", "ms": -1314718644998.0203 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:07 on Thu 3 May to 23:37 on Fri 4 May.", "fact": "1928-05-03T17:41:46Z → 1928-05-04T20:11:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 3rd, 11:00–11:48 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 48 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33545 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Mashhad, 1928: Friday 4 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": "1928-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-04", "confidence": "determinate" } ], "quote": "In Mashhad, Sampat Gaurī Vrata 1928 falls on Friday 4 May. Pūrṇimā runs from 21:07 on Thu 3 May to 23:37 on Fri 4 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-05-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36942, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-05-08T07:07:59+03:26", "utc": "1928-05-08T03:41:59Z", "ms": -1314389880657.9758 }, "end": { "local": "1928-05-09T09:13:25+03:26", "utc": "1928-05-09T05:47:25Z", "ms": -1314295955344.6497 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-08T07:07:59+03:26", "utc": "1928-05-08T03:41:59Z", "ms": -1314389880657.9758 }, "end": { "local": "1928-05-09T09:13:25+03:26", "utc": "1928-05-09T05:47:25Z", "ms": -1314295955344.6497 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-05-07", "window": { "start": { "local": "1928-05-07T20:52:17+03:26", "utc": "1928-05-07T17:26:17Z", "ms": -1314426822944.3018 }, "end": { "local": "1928-05-07T20:52:17+03:26", "utc": "1928-05-07T17:26:17Z", "ms": -1314426822944.3018 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-05-08", "window": { "start": { "local": "1928-05-08T21:48:44+03:26", "utc": "1928-05-08T18:22:44Z", "ms": -1314337035570.2827 }, "end": { "local": "1928-05-08T21:48:44+03:26", "utc": "1928-05-08T18:22:44Z", "ms": -1314337035570.2827 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:07 on Tue 8 May to 09:12 on Wed 9 May.", "fact": "1928-05-08T03:41:59Z → 1928-05-09T05:47:25Z" }, { "step": "kaala", "text": "Moonrise is at 20:51 on the 7th and 21:48 on the 8th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 7th and is on the 8th.", "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 36942 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Tuesday 8 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": "1928-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-08", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 8 May. Caturthī runs from 07:07 on Tue 8 May to 09:12 on Wed 9 May and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-05-08", "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/1928/ekadashi?on=1928-05-16", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7958, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-05-15T09:03:00+03:26", "utc": "1928-05-15T05:37:00Z", "ms": -1313778180333.0586 }, "end": { "local": "1928-05-16T06:33:35+03:26", "utc": "1928-05-16T03:07:35Z", "ms": -1313700745077.2334 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-15T09:03:00+03:26", "utc": "1928-05-15T05:37:00Z", "ms": -1313778180333.0586 }, "end": { "local": "1928-05-16T06:33:35+03:26", "utc": "1928-05-16T03:07:35Z", "ms": -1313700745077.2334 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-05-15", "window": { "start": { "local": "1928-05-15T04:21:45+03:26", "utc": "1928-05-15T00:55:45Z", "ms": -1313795055005.8425 }, "end": { "local": "1928-05-15T04:21:45+03:26", "utc": "1928-05-15T00:55:45Z", "ms": -1313795055005.8425 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-05-16", "window": { "start": { "local": "1928-05-16T04:20:57+03:26", "utc": "1928-05-16T00:54:57Z", "ms": -1313708703023.0393 }, "end": { "local": "1928-05-16T04:20:57+03:26", "utc": "1928-05-16T00:54:57Z", "ms": -1313708703023.0393 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:02 on Tue 15 May to 06:33 on Wed 16 May.", "fact": "1928-05-15T05:37:00Z → 1928-05-16T03:07:35Z" }, { "step": "kaala", "text": "Sunrise is at 04:21 on the 15th and 04:20 on the 16th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 15th and is on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7958 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Mashhad, 1928: Wednesday 16 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": "1928-05-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-16", "confidence": "determinate" } ], "quote": "In Mashhad, Aparā Ekādaśī 1928 falls on Wednesday 16 May. Ekādaśī runs from 09:02 on Tue 15 May to 06:33 on Wed 16 May and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-05-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-05-17", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15563, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-17T03:31:54+03:26", "utc": "1928-05-17T00:05:54Z", "ms": -1313625246203.239 }, "end": { "local": "1928-05-18T00:06:11+03:26", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-17T03:31:54+03:26", "utc": "1928-05-17T00:05:54Z", "ms": -1313625246203.239 }, "end": { "local": "1928-05-18T00:06:11+03:26", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-16", "window": { "start": { "local": "1928-05-16T18:27:08+03:26", "utc": "1928-05-16T15:01:08Z", "ms": -1313657931909.4119 }, "end": { "local": "1928-05-16T19:46:12+03:26", "utc": "1928-05-16T16:20:12Z", "ms": -1313653187594.1492 } }, "covered_min": 0, "window_min": 79, "qualifies": false }, { "local_date": "1928-05-17", "window": { "start": { "local": "1928-05-17T18:27:57+03:26", "utc": "1928-05-17T15:01:57Z", "ms": -1313571483289.0034 }, "end": { "local": "1928-05-17T19:46:49+03:26", "utc": "1928-05-17T16:20:49Z", "ms": -1313566751457.4878 } }, "covered_min": 79, "window_min": 79, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:31 on Thu 17 May to 00:05 on Fri 18 May.", "fact": "1928-05-17T00:05:54Z → 1928-05-17T20:40:11Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:26–19:45 on the 16th, 18:27–19:46 on the 17th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 79 minutes on the 16th and 79 of 79 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15563 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Thursday 17 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": "1928-05-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-17", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Thursday 17 May. Trayodaśī runs from 03:31 on Thu 17 May to 00:05 on Fri 18 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-05-17", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-17", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1110, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-05-18T00:06:11+03:26", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "end": { "local": "1928-05-18T20:25:38+03:26", "utc": "1928-05-18T16:59:38Z", "ms": -1313478021890.9744 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-18T00:06:11+03:26", "utc": "1928-05-17T20:40:11Z", "ms": -1313551188904.4595 }, "end": { "local": "1928-05-18T20:25:38+03:26", "utc": "1928-05-18T16:59:38Z", "ms": -1313478021890.9744 } }, "kaala": "nishita", "days": [ { "local_date": "1928-05-17", "window": { "start": { "local": "1928-05-17T22:59:41+03:26", "utc": "1928-05-17T19:33:41Z", "ms": -1313555178920.8198 }, "end": { "local": "1928-05-17T23:47:41+03:26", "utc": "1928-05-17T20:21:41Z", "ms": -1313552298920.8198 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-05-18", "window": { "start": { "local": "1928-05-18T22:59:43+03:26", "utc": "1928-05-18T19:33:43Z", "ms": -1313468776541.5454 }, "end": { "local": "1928-05-18T23:47:43+03:26", "utc": "1928-05-18T20:21:43Z", "ms": -1313465896541.5454 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 00:05 on Fri 18 May to 20:25 on Fri 18 May.", "fact": "1928-05-17T20:40:11Z → 1928-05-18T16:59:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:59–23:47 on the 17th, 22:59–23:47 on the 18th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 1110 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Thursday 17 May.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-05-17", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-17", "confidence": "boundary" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Thursday 17 May. Caturdaśī runs from 00:05 on Fri 18 May to 20:25 on Fri 18 May, and reaches niśītha on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-05-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5281, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-05-21T09:32:12+03:26", "utc": "1928-05-21T06:06:12Z", "ms": -1313258027725.4253 }, "end": { "local": "1928-05-22T06:28:59+03:26", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-21T09:32:12+03:26", "utc": "1928-05-21T06:06:12Z", "ms": -1313258027725.4253 }, "end": { "local": "1928-05-22T06:28:59+03:26", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-21", "window": { "start": { "local": "1928-05-21T11:00:13+03:26", "utc": "1928-05-21T07:34:13Z", "ms": -1313252746681.3657 }, "end": { "local": "1928-05-21T11:48:13+03:26", "utc": "1928-05-21T08:22:13Z", "ms": -1313249866681.3657 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-22", "window": { "start": { "local": "1928-05-22T11:00:17+03:26", "utc": "1928-05-22T07:34:17Z", "ms": -1313166342922.0552 }, "end": { "local": "1928-05-22T11:48:17+03:26", "utc": "1928-05-22T08:22:17Z", "ms": -1313163462922.0552 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 09:31 on Mon 21 May to 06:28 on Tue 22 May.", "fact": "1928-05-21T06:06:12Z → 1928-05-22T03:02:59Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 21st, 10:59–11:47 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5281 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Mashhad, 1928: Monday 21 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rambha-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Rambha trtiya (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-05-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-21", "confidence": "determinate" } ], "quote": "In Mashhad, Rambhā Tṛtīyā 1928 falls on Monday 21 May. Tṛtīyā runs from 09:31 on Mon 21 May to 06:28 on Tue 22 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-05-22", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16278, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-05-22T06:28:59+03:26", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "end": { "local": "1928-05-23T03:57:29+03:26", "utc": "1928-05-23T00:31:29Z", "ms": -1313105311081.7083 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-22T06:28:59+03:26", "utc": "1928-05-22T03:02:59Z", "ms": -1313182621317.1511 }, "end": { "local": "1928-05-23T03:57:29+03:26", "utc": "1928-05-23T00:31:29Z", "ms": -1313105311081.7083 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-22", "window": { "start": { "local": "1928-05-22T11:00:17+03:26", "utc": "1928-05-22T07:34:17Z", "ms": -1313166342922.0552 }, "end": { "local": "1928-05-22T11:48:17+03:26", "utc": "1928-05-22T08:22:17Z", "ms": -1313163462922.0552 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-23", "window": { "start": { "local": "1928-05-23T11:00:21+03:26", "utc": "1928-05-23T07:34:21Z", "ms": -1313079938658.1206 }, "end": { "local": "1928-05-23T11:48:21+03:26", "utc": "1928-05-23T08:22:21Z", "ms": -1313077058658.1206 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:28 on Tue 22 May to 03:56 on Wed 23 May.", "fact": "1928-05-22T03:02:59Z → 1928-05-23T00:31:29Z" }, { "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": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16278 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Tuesday 22 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-05-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-22", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Tuesday 22 May. Caturthī runs from 06:28 on Tue 22 May to 03:56 on Wed 23 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-05-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32150, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-05-24T02:04:36+03:26", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T00:55:16+03:26", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-24T02:04:36+03:26", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T00:55:16+03:26", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-24", "window": { "start": { "local": "1928-05-24T11:00:26+03:26", "utc": "1928-05-24T07:34:26Z", "ms": -1312993533901.7312 }, "end": { "local": "1928-05-24T11:48:26+03:26", "utc": "1928-05-24T08:22:26Z", "ms": -1312990653901.7312 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-25", "window": { "start": { "local": "1928-05-25T11:00:31+03:26", "utc": "1928-05-25T07:34:31Z", "ms": -1312907128664.4624 }, "end": { "local": "1928-05-25T11:48:31+03:26", "utc": "1928-05-25T08:22:31Z", "ms": -1312904248664.4624 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 02:04 on Thu 24 May to 00:54 on Fri 25 May.", "fact": "1928-05-23T22:38:36Z → 1928-05-24T21:29:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 24th, 11:00–11:48 on the 25th.", "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 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 32150 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Mashhad, 1928: Thursday 24 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aranya-gauri-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-24", "confidence": "determinate" } ], "quote": "In Mashhad, Araṇya Gaurī Vrata 1928 falls on Thursday 24 May. Ṣaṣṭhī runs from 02:04 on Thu 24 May to 00:54 on Fri 25 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32150, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-05-24T02:04:36+03:26", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T00:55:16+03:26", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-24T02:04:36+03:26", "utc": "1928-05-23T22:38:36Z", "ms": -1313025684264.1694 }, "end": { "local": "1928-05-25T00:55:16+03:26", "utc": "1928-05-24T21:29:16Z", "ms": -1312943444444.6875 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-24", "window": { "start": { "local": "1928-05-24T11:00:26+03:26", "utc": "1928-05-24T07:34:26Z", "ms": -1312993533901.7312 }, "end": { "local": "1928-05-24T11:48:26+03:26", "utc": "1928-05-24T08:22:26Z", "ms": -1312990653901.7312 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-25", "window": { "start": { "local": "1928-05-25T11:00:31+03:26", "utc": "1928-05-25T07:34:31Z", "ms": -1312907128664.4624 }, "end": { "local": "1928-05-25T11:48:31+03:26", "utc": "1928-05-25T08:22:31Z", "ms": -1312904248664.4624 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 02:04 on Thu 24 May to 00:54 on Fri 25 May.", "fact": "1928-05-23T22:38:36Z → 1928-05-24T21:29:16Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 24th, 11:00–11:48 on the 25th.", "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 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 32150 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Mashhad, 1928: Thursday 24 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi-jyaishtha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Aranya sasthi, Aranya gauri vrata, (paraviddha), Skanda sasthi, (purvaviddha), Sitala sasthi yatra (Orissa)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-05-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-24", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1928 falls on Thursday 24 May. Ṣaṣṭhī runs from 02:04 on Thu 24 May to 00:54 on Fri 25 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-05-30", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2120, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-05-29T03:37:35+03:26", "utc": "1928-05-29T00:11:35Z", "ms": -1312588105439.5066 }, "end": { "local": "1928-05-30T05:44:17+03:26", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-29T03:37:35+03:26", "utc": "1928-05-29T00:11:35Z", "ms": -1312588105439.5066 }, "end": { "local": "1928-05-30T05:44:17+03:26", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-05-29", "window": { "start": { "local": "1928-05-29T04:12:55+03:26", "utc": "1928-05-29T00:46:55Z", "ms": -1312585985449.0542 }, "end": { "local": "1928-05-29T04:12:55+03:26", "utc": "1928-05-29T00:46:55Z", "ms": -1312585985449.0542 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-05-30", "window": { "start": { "local": "1928-05-30T04:12:29+03:26", "utc": "1928-05-30T00:46:29Z", "ms": -1312499611159.7527 }, "end": { "local": "1928-05-30T04:12:29+03:26", "utc": "1928-05-30T00:46:29Z", "ms": -1312499611159.7527 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:37 on Tue 29 May to 05:43 on Wed 30 May.", "fact": "1928-05-29T00:11:35Z → 1928-05-30T02:18:17Z" }, { "step": "kaala", "text": "Sunrise is at 04:12 on the 29th and 04:11 on the 30th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 29th and is on the 30th.", "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 2120 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Mashhad, 1928: Wednesday 30 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": "1928-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-30", "confidence": "determinate" } ], "quote": "In Mashhad, Nirjalā Ekādaśī 1928 falls on Wednesday 30 May. Ekādaśī runs from 03:37 on Tue 29 May to 05:43 on Wed 30 May and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-05-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10346, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-05-30T05:44:17+03:26", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "end": { "local": "1928-05-31T08:08:46+03:26", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-30T05:44:17+03:26", "utc": "1928-05-30T02:18:17Z", "ms": -1312494103169.1562 }, "end": { "local": "1928-05-31T08:08:46+03:26", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-05-30", "window": { "start": { "local": "1928-05-30T11:01:04+03:26", "utc": "1928-05-30T07:35:04Z", "ms": -1312475095654.4192 }, "end": { "local": "1928-05-30T11:49:04+03:26", "utc": "1928-05-30T08:23:04Z", "ms": -1312472215654.4192 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-05-31", "window": { "start": { "local": "1928-05-31T11:01:12+03:26", "utc": "1928-05-31T07:35:12Z", "ms": -1312388687767.0938 }, "end": { "local": "1928-05-31T11:49:12+03:26", "utc": "1928-05-31T08:23:12Z", "ms": -1312385807767.0938 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 05:43 on Wed 30 May to 08:08 on Thu 31 May.", "fact": "1928-05-30T02:18:17Z → 1928-05-31T04:42:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:00–11:48 on the 30th, 11:00–11:48 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10346 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Mashhad, 1928: Wednesday 30 May.", "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": "1928-05-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-30", "confidence": "determinate" } ], "quote": "In Mashhad, Śrī Rāma Dvādaśī 1928 falls on Wednesday 30 May. Dvādaśī runs from 05:43 on Wed 30 May to 08:08 on Thu 31 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-05-31", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-05-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28640, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-05-31T08:08:46+03:26", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "end": { "local": "1928-06-01T10:41:39+03:26", "utc": "1928-06-01T07:15:39Z", "ms": -1312303461204.271 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-05-31T08:08:46+03:26", "utc": "1928-05-31T04:42:46Z", "ms": -1312399034254.3406 }, "end": { "local": "1928-06-01T10:41:39+03:26", "utc": "1928-06-01T07:15:39Z", "ms": -1312303461204.271 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-05-31", "window": { "start": { "local": "1928-05-31T18:38:20+03:26", "utc": "1928-05-31T15:12:20Z", "ms": -1312361260352.7893 }, "end": { "local": "1928-05-31T19:54:47+03:26", "utc": "1928-05-31T16:28:47Z", "ms": -1312356673306.4404 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "1928-06-01", "window": { "start": { "local": "1928-06-01T18:38:59+03:26", "utc": "1928-06-01T15:12:59Z", "ms": -1312274821453.3062 }, "end": { "local": "1928-06-01T19:55:18+03:26", "utc": "1928-06-01T16:29:18Z", "ms": -1312270242342.6418 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 08:08 on Thu 31 May to 10:41 on Fri 1 Jun.", "fact": "1928-05-31T04:42:46Z → 1928-06-01T07:15:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:37–19:54 on the 31st, 18:38–19:54 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 76 of 76 minutes on the 31st and 0 of 76 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 28640 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Thursday 31 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": "1928-05-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-05-31", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Thursday 31 May. Trayodaśī runs from 08:08 on Thu 31 May to 10:41 on Fri 1 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-05-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10854, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-06-02T13:14:19+03:26", "utc": "1928-06-02T09:48:19Z", "ms": -1312207900539.3008 }, "end": { "local": "1928-06-03T15:39:20+03:26", "utc": "1928-06-03T12:13:20Z", "ms": -1312112800339.0718 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-02T13:14:19+03:26", "utc": "1928-06-02T09:48:19Z", "ms": -1312207900539.3008 }, "end": { "local": "1928-06-03T15:39:20+03:26", "utc": "1928-06-03T12:13:20Z", "ms": -1312112800339.0718 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-02", "window": { "start": { "local": "1928-06-02T18:39:37+03:26", "utc": "1928-06-02T15:13:37Z", "ms": -1312188383483.955 }, "end": { "local": "1928-06-02T19:55:48+03:26", "utc": "1928-06-02T16:29:48Z", "ms": -1312183811956.6511 } }, "covered_min": 76, "window_min": 76, "qualifies": true }, { "local_date": "1928-06-03", "window": { "start": { "local": "1928-06-03T18:40:14+03:26", "utc": "1928-06-03T15:14:14Z", "ms": -1312101946477.901 }, "end": { "local": "1928-06-03T19:56:18+03:26", "utc": "1928-06-03T16:30:18Z", "ms": -1312097382176.4678 } }, "covered_min": 0, "window_min": 76, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:13 on Sat 2 Jun to 15:38 on Sun 3 Jun.", "fact": "1928-06-02T09:48:19Z → 1928-06-03T12:13:20Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:39–19:55 on the 2nd, 18:39–19:55 on the 3rd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 76 of 76 minutes on the 2nd and 0 of 76 on the 3rd.", "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 10854 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Mashhad, 1928: Saturday 2 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": "1928-06-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-02", "confidence": "determinate" } ], "quote": "In Mashhad, Vaṭa Sāvitrī Vrata 1928 falls on Saturday 2 June. Pūrṇimā runs from 13:13 on Sat 2 Jun to 15:38 on Sun 3 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-06-06", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-06", "confidence": "boundary", "boundary_reasons": [ "margin" ], "boundary_margin_s": 206, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-06-06T21:09:48+03:26", "utc": "1928-06-06T17:43:48Z", "ms": -1311833772121.411 }, "end": { "local": "1928-06-07T22:09:34+03:26", "utc": "1928-06-07T18:43:34Z", "ms": -1311743785881.9443 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-06T21:09:48+03:26", "utc": "1928-06-06T17:43:48Z", "ms": -1311833772121.411 }, "end": { "local": "1928-06-07T22:09:34+03:26", "utc": "1928-06-07T18:43:34Z", "ms": -1311743785881.9443 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-06-06", "window": { "start": { "local": "1928-06-06T21:28:21+03:26", "utc": "1928-06-06T18:02:21Z", "ms": -1311832659354.8347 }, "end": { "local": "1928-06-06T21:28:21+03:26", "utc": "1928-06-06T18:02:21Z", "ms": -1311832659354.8347 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-06-07", "window": { "start": { "local": "1928-06-07T22:13:00+03:26", "utc": "1928-06-07T18:47:00Z", "ms": -1311743579579.5059 }, "end": { "local": "1928-06-07T22:13:00+03:26", "utc": "1928-06-07T18:47:00Z", "ms": -1311743579579.5059 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:09 on Wed 6 Jun to 22:09 on Thu 7 Jun.", "fact": "1928-06-06T17:43:48Z → 1928-06-07T18:43:34Z" }, { "step": "kaala", "text": "Moonrise is at 21:27 on the 6th and 22:12 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 6th and is not on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 206 s < 300 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Wednesday 6 June.", "fact": "confidence: boundary (margin)" } ], "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": "1928-06-06", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-06", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Wednesday 6 June. Caturthī runs from 21:09 on Wed 6 Jun to 22:09 on Thu 7 Jun and is current at moonrise that day. It is 3 min 26 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-06-06", "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/1928/ekadashi?on=1928-06-14", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33734, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-06-13T16:20:32+03:26", "utc": "1928-06-13T12:54:32Z", "ms": -1311246327693.5273 }, "end": { "local": "1928-06-14T13:31:43+03:26", "utc": "1928-06-14T10:05:43Z", "ms": -1311170057341.403 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-13T16:20:32+03:26", "utc": "1928-06-13T12:54:32Z", "ms": -1311246327693.5273 }, "end": { "local": "1928-06-14T13:31:43+03:26", "utc": "1928-06-14T10:05:43Z", "ms": -1311170057341.403 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-06-13", "window": { "start": { "local": "1928-06-13T04:09:29+03:26", "utc": "1928-06-13T00:43:29Z", "ms": -1311290191292.7263 }, "end": { "local": "1928-06-13T04:09:29+03:26", "utc": "1928-06-13T00:43:29Z", "ms": -1311290191292.7263 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-06-14", "window": { "start": { "local": "1928-06-14T04:09:29+03:26", "utc": "1928-06-14T00:43:29Z", "ms": -1311203791281.2666 }, "end": { "local": "1928-06-14T04:09:29+03:26", "utc": "1928-06-14T00:43:29Z", "ms": -1311203791281.2666 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:20 on Wed 13 Jun to 13:31 on Thu 14 Jun.", "fact": "1928-06-13T12:54:32Z → 1928-06-14T10:05:43Z" }, { "step": "kaala", "text": "Sunrise is at 04:08 on the 13th and 04:08 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 33734 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Mashhad, 1928: Thursday 14 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": "1928-06-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-14", "confidence": "determinate" } ], "quote": "In Mashhad, Yoginī Ekādaśī 1928 falls on Thursday 14 June. Ekādaśī runs from 16:20 on Wed 13 Jun to 13:31 on Thu 14 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-06-14", "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/1928/pradosha-vrata?on=1928-06-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30224, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-06-15T10:22:26+03:26", "utc": "1928-06-15T06:56:26Z", "ms": -1311095013866.7185 }, "end": { "local": "1928-06-16T06:59:54+03:26", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-15T10:22:26+03:26", "utc": "1928-06-15T06:56:26Z", "ms": -1311095013866.7185 }, "end": { "local": "1928-06-16T06:59:54+03:26", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-15", "window": { "start": { "local": "1928-06-15T18:46:10+03:26", "utc": "1928-06-15T15:20:10Z", "ms": -1311064789613.0923 }, "end": { "local": "1928-06-15T20:01:18+03:26", "utc": "1928-06-15T16:35:18Z", "ms": -1311060282495.126 } }, "covered_min": 75, "window_min": 75, "qualifies": true }, { "local_date": "1928-06-16", "window": { "start": { "local": "1928-06-16T18:46:32+03:26", "utc": "1928-06-16T15:20:32Z", "ms": -1310978368161.9841 }, "end": { "local": "1928-06-16T20:01:37+03:26", "utc": "1928-06-16T16:35:37Z", "ms": -1310973863237.0234 } }, "covered_min": 0, "window_min": 75, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:21 on Fri 15 Jun to 06:59 on Sat 16 Jun.", "fact": "1928-06-15T06:56:26Z → 1928-06-16T03:33:54Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:45–20:00 on the 15th, 18:46–20:01 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 75 of 75 minutes on the 15th and 0 of 75 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 30224 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Friday 15 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-06-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-15", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 15 June. Trayodaśī runs from 10:21 on Fri 15 Jun to 06:59 on Sat 16 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-06-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-06-16", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13205, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-06-16T06:59:54+03:26", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "end": { "local": "1928-06-17T03:32:10+03:26", "utc": "1928-06-17T00:06:10Z", "ms": -1310946829790.5813 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-16T06:59:54+03:26", "utc": "1928-06-16T03:33:54Z", "ms": -1311020766223.3433 }, "end": { "local": "1928-06-17T03:32:10+03:26", "utc": "1928-06-17T00:06:10Z", "ms": -1310946829790.5813 } }, "kaala": "nishita", "days": [ { "local_date": "1928-06-15", "window": { "start": { "local": "1928-06-15T23:03:52+03:26", "utc": "1928-06-15T19:37:52Z", "ms": -1311049327920.7183 }, "end": { "local": "1928-06-15T23:51:52+03:26", "utc": "1928-06-15T20:25:52Z", "ms": -1311046447920.7183 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-16", "window": { "start": { "local": "1928-06-16T23:04:05+03:26", "utc": "1928-06-16T19:38:05Z", "ms": -1310962914693.3816 }, "end": { "local": "1928-06-16T23:52:05+03:26", "utc": "1928-06-16T20:26:05Z", "ms": -1310960034693.3816 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:59 on Sat 16 Jun to 03:31 on Sun 17 Jun.", "fact": "1928-06-16T03:33:54Z → 1928-06-17T00:06:10Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:03–23:51 on the 15th, 23:03–23:51 on the 16th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13205 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Saturday 16 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-06-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-16", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Saturday 16 June. Caturdaśī runs from 06:59 on Sat 16 Jun to 03:31 on Sun 17 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-06-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22431, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-06-18T20:56:23+03:26", "utc": "1928-06-18T17:30:23Z", "ms": -1310797776845.2627 }, "end": { "local": "1928-06-19T18:06:32+03:26", "utc": "1928-06-19T14:40:32Z", "ms": -1310721568249.01 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-18T20:56:23+03:26", "utc": "1928-06-18T17:30:23Z", "ms": -1310797776845.2627 }, "end": { "local": "1928-06-19T18:06:32+03:26", "utc": "1928-06-19T14:40:32Z", "ms": -1310721568249.01 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-18", "window": { "start": { "local": "1928-06-18T11:04:28+03:26", "utc": "1928-06-18T07:38:28Z", "ms": -1310833292101.3767 }, "end": { "local": "1928-06-18T11:52:28+03:26", "utc": "1928-06-18T08:26:28Z", "ms": -1310830412101.3767 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-19", "window": { "start": { "local": "1928-06-19T11:04:41+03:26", "utc": "1928-06-19T07:38:41Z", "ms": -1310746879471.0747 }, "end": { "local": "1928-06-19T11:52:41+03:26", "utc": "1928-06-19T08:26:41Z", "ms": -1310743999471.0747 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 20:55 on Mon 18 Jun to 18:06 on Tue 19 Jun.", "fact": "1928-06-18T17:30:23Z → 1928-06-19T14:40:32Z" }, { "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": "Dvitīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22431 s" }, { "step": "ruling", "text": "Rathayātrā, Mashhad, 1928: Tuesday 19 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rathayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Rathayatra (paraviddha, special when combined with naksatra 'Pusya')" } ], "not_evaluated": "The row calls the day special with Puṣya nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-19", "confidence": "determinate" } ], "quote": "In Mashhad, Rathayātrā 1928 falls on Tuesday 19 June. Dvitīyā runs from 20:55 on Mon 18 Jun to 18:06 on Tue 19 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-06-21", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7969, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-06-20T15:47:08+03:26", "utc": "1928-06-20T12:21:08Z", "ms": -1310643532385.123 }, "end": { "local": "1928-06-21T14:05:55+03:26", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-20T15:47:08+03:26", "utc": "1928-06-20T12:21:08Z", "ms": -1310643532385.123 }, "end": { "local": "1928-06-21T14:05:55+03:26", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-20", "window": { "start": { "local": "1928-06-20T11:04:53+03:26", "utc": "1928-06-20T07:38:53Z", "ms": -1310660466823.9373 }, "end": { "local": "1928-06-20T11:52:53+03:26", "utc": "1928-06-20T08:26:53Z", "ms": -1310657586823.9373 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-21", "window": { "start": { "local": "1928-06-21T11:05:06+03:26", "utc": "1928-06-21T07:39:06Z", "ms": -1310574054187.9045 }, "end": { "local": "1928-06-21T11:53:06+03:26", "utc": "1928-06-21T08:27:06Z", "ms": -1310571174187.9045 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:46 on Wed 20 Jun to 14:05 on Thu 21 Jun.", "fact": "1928-06-20T12:21:08Z → 1928-06-21T10:39:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 20th, 11:04–11:52 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7969 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Thursday 21 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": "1928-06-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-21", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Thursday 21 June. Caturthī runs from 15:46 on Wed 20 Jun to 14:05 on Thu 21 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-06-21", "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/1928/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4536, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-06-21T14:05:55+03:26", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "end": { "local": "1928-06-22T13:08:55+03:26", "utc": "1928-06-22T09:42:55Z", "ms": -1310480225100.066 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-21T14:05:55+03:26", "utc": "1928-06-21T10:39:55Z", "ms": -1310563204717.4585 }, "end": { "local": "1928-06-22T13:08:55+03:26", "utc": "1928-06-22T09:42:55Z", "ms": -1310480225100.066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-21", "window": { "start": { "local": "1928-06-21T11:05:06+03:26", "utc": "1928-06-21T07:39:06Z", "ms": -1310574054187.9045 }, "end": { "local": "1928-06-21T11:53:06+03:26", "utc": "1928-06-21T08:27:06Z", "ms": -1310571174187.9045 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-22", "window": { "start": { "local": "1928-06-22T11:05:18+03:26", "utc": "1928-06-22T07:39:18Z", "ms": -1310487641589.608 }, "end": { "local": "1928-06-22T11:53:18+03:26", "utc": "1928-06-22T08:27:18Z", "ms": -1310484761589.608 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 14:05 on Thu 21 Jun to 13:08 on Fri 22 Jun.", "fact": "1928-06-21T10:39:55Z → 1928-06-22T09:42:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 21st, 11:04–11:52 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4536 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Mashhad, 1928: Friday 22 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Skanda pancami (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-06-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-22", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Pañcamī 1928 falls on Friday 22 June. Pañcamī runs from 14:05 on Thu 21 Jun to 13:08 on Fri 22 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3958, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-06-23T12:59:29+03:26", "utc": "1928-06-23T09:33:29Z", "ms": -1310394390555.9438 }, "end": { "local": "1928-06-24T13:37:34+03:26", "utc": "1928-06-24T10:11:34Z", "ms": -1310305706037.9016 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-23T12:59:29+03:26", "utc": "1928-06-23T09:33:29Z", "ms": -1310394390555.9438 }, "end": { "local": "1928-06-24T13:37:34+03:26", "utc": "1928-06-24T10:11:34Z", "ms": -1310305706037.9016 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-06-23", "window": { "start": { "local": "1928-06-23T11:05:31+03:26", "utc": "1928-06-23T07:39:31Z", "ms": -1310401229054.3726 }, "end": { "local": "1928-06-23T11:53:31+03:26", "utc": "1928-06-23T08:27:31Z", "ms": -1310398349054.3726 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-06-24", "window": { "start": { "local": "1928-06-24T11:05:43+03:26", "utc": "1928-06-24T07:39:43Z", "ms": -1310314816606.3713 }, "end": { "local": "1928-06-24T11:53:43+03:26", "utc": "1928-06-24T08:27:43Z", "ms": -1310311936606.3713 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 12:58 on Sat 23 Jun to 13:37 on Sun 24 Jun.", "fact": "1928-06-23T09:33:29Z → 1928-06-24T10:11:34Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:05–11:53 on the 23rd, 11:05–11:53 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 3958 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Mashhad, 1928: Sunday 24 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vivasvat-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Vivasvat saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-06-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-24", "confidence": "boundary" } ], "quote": "In Mashhad, Vivasvat Saptamī 1928 falls on Sunday 24 June. Saptamī runs from 12:58 on Sat 23 Jun to 13:37 on Sun 24 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-06-28", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22994, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-06-27T19:16:55+03:26", "utc": "1928-06-27T15:50:55Z", "ms": -1310026144857.4448 }, "end": { "local": "1928-06-28T21:49:24+03:26", "utc": "1928-06-28T18:23:24Z", "ms": -1309930595949.4329 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-27T19:16:55+03:26", "utc": "1928-06-27T15:50:55Z", "ms": -1310026144857.4448 }, "end": { "local": "1928-06-28T21:49:24+03:26", "utc": "1928-06-28T18:23:24Z", "ms": -1309930595949.4329 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-06-28", "window": { "start": { "local": "1928-06-28T04:12:15+03:26", "utc": "1928-06-28T00:46:15Z", "ms": -1309994024780.5884 }, "end": { "local": "1928-06-28T04:12:15+03:26", "utc": "1928-06-28T00:46:15Z", "ms": -1309994024780.5884 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-06-29", "window": { "start": { "local": "1928-06-29T04:12:38+03:26", "utc": "1928-06-29T00:46:38Z", "ms": -1309907602038.1045 }, "end": { "local": "1928-06-29T04:12:38+03:26", "utc": "1928-06-29T00:46:38Z", "ms": -1309907602038.1045 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:16 on Wed 27 Jun to 21:48 on Thu 28 Jun.", "fact": "1928-06-27T15:50:55Z → 1928-06-28T18:23:24Z" }, { "step": "kaala", "text": "Sunrise is at 04:11 on the 28th and 04:12 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 22994 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Mashhad, 1928: Thursday 28 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": "1928-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-28", "confidence": "determinate" } ], "quote": "In Mashhad, Hariśayanī Ekādaśī 1928 falls on Thursday 28 June. Ekādaśī runs from 19:16 on Wed 27 Jun to 21:48 on Thu 28 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-06-28", "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/1928/pradosha-vrata?on=1928-06-30", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-06-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15405, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-06-30T00:20:48+03:26", "utc": "1928-06-29T20:54:48Z", "ms": -1309835112459.3264 }, "end": { "local": "1928-07-01T02:40:19+03:26", "utc": "1928-06-30T23:14:19Z", "ms": -1309740340734.742 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-06-30T00:20:48+03:26", "utc": "1928-06-29T20:54:48Z", "ms": -1309835112459.3264 }, "end": { "local": "1928-07-01T02:40:19+03:26", "utc": "1928-06-30T23:14:19Z", "ms": -1309740340734.742 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-06-29", "window": { "start": { "local": "1928-06-29T18:48:49+03:26", "utc": "1928-06-29T15:22:49Z", "ms": -1309855030880.4907 }, "end": { "local": "1928-06-29T20:04:03+03:26", "utc": "1928-06-29T16:38:03Z", "ms": -1309850517163.1301 } }, "covered_min": 0, "window_min": 75, "qualifies": false }, { "local_date": "1928-06-30", "window": { "start": { "local": "1928-06-30T18:48:48+03:26", "utc": "1928-06-30T15:22:48Z", "ms": -1309768631989.9976 }, "end": { "local": "1928-06-30T20:04:05+03:26", "utc": "1928-06-30T16:38:05Z", "ms": -1309764114751.0376 } }, "covered_min": 75, "window_min": 75, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:20 on Sat 30 Jun to 02:39 on Sun 1 Jul.", "fact": "1928-06-29T20:54:48Z → 1928-06-30T23:14:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:48–20:03 on the 29th, 18:48–20:03 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 0 of 75 minutes on the 29th and 75 of 75 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 15405 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Saturday 30 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": "1928-06-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-06-30", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Saturday 30 June. Trayodaśī runs from 00:20 on Sat 30 Jun to 02:39 on Sun 1 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-06-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-02", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 1561, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "udaya-3", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T04:13:54+03:26", "utc": "1928-07-02T00:47:54Z", "ms": -1309648326161.6272 }, "end": { "local": "1928-07-02T07:08:51+03:26", "utc": "1928-07-02T03:42:51Z", "ms": -1309637828811.9822 } }, "covered_min": 149, "window_min": 175, "qualifies": false }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T04:14:22+03:26", "utc": "1928-07-03T00:48:22Z", "ms": -1309561898422.999 }, "end": { "local": "1928-07-03T07:09:12+03:26", "utc": "1928-07-03T03:43:12Z", "ms": -1309551407885.7427 } }, "covered_min": 120, "window_min": 175, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 04:13–07:08 on the 2nd, 04:13–07:08 on the 3rd.", "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 149 of 175 minutes on the 2nd and 120 of 175 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 1561 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Mashhad, 1928: Monday 2 July.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "vyasa-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "udaya-3", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-07-02", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "boundary" } ], "quote": "In Mashhad, Vyāsa Pūjā 1928 falls on Monday 2 July. Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul, and reaches the first three muhūrtas after sunrise on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17585, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T11:07:17+03:26", "utc": "1928-07-02T07:41:17Z", "ms": -1309623522787.5146 }, "end": { "local": "1928-07-02T11:55:17+03:26", "utc": "1928-07-02T08:29:17Z", "ms": -1309620642787.5146 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T11:07:28+03:26", "utc": "1928-07-03T07:41:28Z", "ms": -1309537112079.8584 }, "end": { "local": "1928-07-03T11:55:28+03:26", "utc": "1928-07-03T08:29:28Z", "ms": -1309534232079.8584 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 2nd, 11:06–11:54 on the 3rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17585 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Mashhad, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "determinate" } ], "quote": "In Mashhad, Guru Pūrṇimā 1928 falls on Monday 2 July. Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34761, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T15:53:43+03:26", "utc": "1928-07-02T12:27:43Z", "ms": -1309606336763.0469 }, "end": { "local": "1928-07-02T18:48:41+03:26", "utc": "1928-07-02T15:22:41Z", "ms": -1309595839413.4019 } }, "covered_min": 175, "window_min": 175, "qualifies": true }, { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T15:53:44+03:26", "utc": "1928-07-03T12:27:44Z", "ms": -1309519936273.974 }, "end": { "local": "1928-07-03T18:48:34+03:26", "utc": "1928-07-03T15:22:34Z", "ms": -1309509445736.7178 } }, "covered_min": 0, "window_min": 175, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:53–18:48 on the 2nd, 15:53–18:48 on the 3rd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 175 of 175 minutes on the 2nd and 0 of 175 on the 3rd.", "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 34761 s" }, { "step": "ruling", "text": "Kokilā Vrata, Mashhad, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "determinate" } ], "quote": "In Mashhad, Kokilā Vrata 1928 falls on Monday 2 July. Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30948, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1928-07-02T04:39:55+03:26", "utc": "1928-07-02T01:13:55Z", "ms": -1309646765479.1965 }, "end": { "local": "1928-07-03T06:14:23+03:26", "utc": "1928-07-03T02:48:23Z", "ms": -1309554696937.823 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-01", "window": { "start": { "local": "1928-07-01T18:48:45+03:26", "utc": "1928-07-01T15:22:45Z", "ms": -1309682234832.469 }, "end": { "local": "1928-07-01T20:04:06+03:26", "utc": "1928-07-01T16:38:06Z", "ms": -1309677713676.3567 } }, "covered_min": 0, "window_min": 75, "qualifies": false }, { "local_date": "1928-07-02", "window": { "start": { "local": "1928-07-02T18:48:41+03:26", "utc": "1928-07-02T15:22:41Z", "ms": -1309595839413.4019 }, "end": { "local": "1928-07-02T20:04:06+03:26", "utc": "1928-07-02T16:38:06Z", "ms": -1309591313948.015 } }, "covered_min": 75, "window_min": 75, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul.", "fact": "1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:48–20:03 on the 1st, 18:48–20:03 on the 2nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 75 minutes on the 1st and 75 of 75 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30948 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Mashhad, 1928: Monday 2 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": "1928-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-02", "confidence": "determinate" } ], "quote": "In Mashhad, Śiva Śayanotsava 1928 falls on Monday 2 July. Pūrṇimā runs from 04:39 on Mon 2 Jul to 06:13 on Tue 3 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 42463, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-07-04T07:21:08+03:26", "utc": "1928-07-04T03:55:08Z", "ms": -1309464291744.6665 }, "end": { "local": "1928-07-05T07:59:28+03:26", "utc": "1928-07-05T04:33:28Z", "ms": -1309375591994.525 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-04T07:21:08+03:26", "utc": "1928-07-04T03:55:08Z", "ms": -1309464291744.6665 }, "end": { "local": "1928-07-05T07:59:28+03:26", "utc": "1928-07-05T04:33:28Z", "ms": -1309375591994.525 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-07-03", "window": { "start": { "local": "1928-07-03T19:24:51+03:26", "utc": "1928-07-03T15:58:51Z", "ms": -1309507268756.228 }, "end": { "local": "1928-07-03T19:24:51+03:26", "utc": "1928-07-03T15:58:51Z", "ms": -1309507268756.228 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-07-04", "window": { "start": { "local": "1928-07-04T20:11:45+03:26", "utc": "1928-07-04T16:45:45Z", "ms": -1309418054819.436 }, "end": { "local": "1928-07-04T20:11:45+03:26", "utc": "1928-07-04T16:45:45Z", "ms": -1309418054819.436 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 07:20 on Wed 4 Jul to 07:58 on Thu 5 Jul.", "fact": "1928-07-04T03:55:08Z → 1928-07-05T04:33:28Z" }, { "step": "kaala", "text": "Moonrise is at 19:24 on the 3rd and 20:11 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 42463 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Mashhad, 1928: Wednesday 4 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": "1928-07-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-04", "confidence": "determinate" } ], "quote": "In Mashhad, Aśūnya Śayana Vrata (Āṣāḍha) 1928 falls on Wednesday 4 July. Dvitīyā runs from 07:20 on Wed 4 Jul to 07:58 on Thu 5 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-07-06", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37452, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-07-06T08:09:52+03:26", "utc": "1928-07-06T04:43:52Z", "ms": -1309288568209.4028 }, "end": { "local": "1928-07-07T07:53:24+03:26", "utc": "1928-07-07T04:27:24Z", "ms": -1309203156189.5403 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-06T08:09:52+03:26", "utc": "1928-07-06T04:43:52Z", "ms": -1309288568209.4028 }, "end": { "local": "1928-07-07T07:53:24+03:26", "utc": "1928-07-07T04:27:24Z", "ms": -1309203156189.5403 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-07-05", "window": { "start": { "local": "1928-07-05T20:53:00+03:26", "utc": "1928-07-05T17:27:00Z", "ms": -1309329179999.2144 }, "end": { "local": "1928-07-05T20:53:00+03:26", "utc": "1928-07-05T17:27:00Z", "ms": -1309329179999.2144 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-07-06", "window": { "start": { "local": "1928-07-06T21:29:12+03:26", "utc": "1928-07-06T18:03:12Z", "ms": -1309240608409.562 }, "end": { "local": "1928-07-06T21:29:12+03:26", "utc": "1928-07-06T18:03:12Z", "ms": -1309240608409.562 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 08:09 on Fri 6 Jul to 07:52 on Sat 7 Jul.", "fact": "1928-07-06T04:43:52Z → 1928-07-07T04:27:24Z" }, { "step": "kaala", "text": "Moonrise is at 20:52 on the 5th and 21:28 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37452 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Friday 6 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": "1928-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-06", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Friday 6 July. Caturthī runs from 08:09 on Fri 6 Jul to 07:52 on Sat 7 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-07-06", "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/1928/ekadashi?on=1928-07-13", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22655, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-07-12T22:02:23+03:26", "utc": "1928-07-12T18:36:23Z", "ms": -1308720217106.5613 }, "end": { "local": "1928-07-13T19:19:22+03:26", "utc": "1928-07-13T15:53:22Z", "ms": -1308643597750.1077 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-12T22:02:23+03:26", "utc": "1928-07-12T18:36:23Z", "ms": -1308720217106.5613 }, "end": { "local": "1928-07-13T19:19:22+03:26", "utc": "1928-07-13T15:53:22Z", "ms": -1308643597750.1077 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-07-13", "window": { "start": { "local": "1928-07-13T04:19:58+03:26", "utc": "1928-07-13T00:53:58Z", "ms": -1308697561921.9583 }, "end": { "local": "1928-07-13T04:19:58+03:26", "utc": "1928-07-13T00:53:58Z", "ms": -1308697561921.9583 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-07-14", "window": { "start": { "local": "1928-07-14T04:20:37+03:26", "utc": "1928-07-14T00:54:37Z", "ms": -1308611123103.2397 }, "end": { "local": "1928-07-14T04:20:37+03:26", "utc": "1928-07-14T00:54:37Z", "ms": -1308611123103.2397 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:01 on Thu 12 Jul to 19:18 on Fri 13 Jul.", "fact": "1928-07-12T18:36:23Z → 1928-07-13T15:53:22Z" }, { "step": "kaala", "text": "Sunrise is at 04:19 on the 13th and 04:20 on the 14th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22655 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Mashhad, 1928: Friday 13 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-07-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-13", "confidence": "determinate" } ], "quote": "In Mashhad, Kāmikā Ekādaśī 1928 falls on Friday 13 July. Ekādaśī runs from 22:01 on Thu 12 Jul to 19:18 on Fri 13 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-07-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-07-14", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8292, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-07-14T16:27:18+03:26", "utc": "1928-07-14T13:01:18Z", "ms": -1308567522142.8662 }, "end": { "local": "1928-07-15T13:32:07+03:26", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-14T16:27:18+03:26", "utc": "1928-07-14T13:01:18Z", "ms": -1308567522142.8662 }, "end": { "local": "1928-07-15T13:32:07+03:26", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-14", "window": { "start": { "local": "1928-07-14T18:45:30+03:26", "utc": "1928-07-14T15:19:30Z", "ms": -1308559230248.629 }, "end": { "local": "1928-07-14T20:02:16+03:26", "utc": "1928-07-14T16:36:16Z", "ms": -1308554624014.8323 } }, "covered_min": 77, "window_min": 77, "qualifies": true }, { "local_date": "1928-07-15", "window": { "start": { "local": "1928-07-15T18:45:03+03:26", "utc": "1928-07-15T15:19:03Z", "ms": -1308472857394.281 }, "end": { "local": "1928-07-15T20:01:58+03:26", "utc": "1928-07-15T16:35:58Z", "ms": -1308468242160.365 } }, "covered_min": 0, "window_min": 77, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:26 on Sat 14 Jul to 13:31 on Sun 15 Jul.", "fact": "1928-07-14T13:01:18Z → 1928-07-15T10:06:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:44–20:01 on the 14th, 18:44–20:01 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 77 of 77 minutes on the 14th and 0 of 77 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8292 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Saturday 14 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-07-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-14", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Saturday 14 July. Trayodaśī runs from 16:26 on Sat 14 Jul to 13:31 on Sun 15 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-07-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-07-15", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34643, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-07-15T13:32:07+03:26", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "end": { "local": "1928-07-16T10:40:51+03:26", "utc": "1928-07-16T07:14:51Z", "ms": -1308415509328.0469 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-15T13:32:07+03:26", "utc": "1928-07-15T10:06:07Z", "ms": -1308491633305.076 }, "end": { "local": "1928-07-16T10:40:51+03:26", "utc": "1928-07-16T07:14:51Z", "ms": -1308415509328.0469 } }, "kaala": "nishita", "days": [ { "local_date": "1928-07-15", "window": { "start": { "local": "1928-07-15T23:09:30+03:26", "utc": "1928-07-15T19:43:30Z", "ms": -1308456990267.0957 }, "end": { "local": "1928-07-15T23:57:30+03:26", "utc": "1928-07-15T20:31:30Z", "ms": -1308454110267.0957 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-16", "window": { "start": { "local": "1928-07-16T23:09:36+03:26", "utc": "1928-07-16T19:43:36Z", "ms": -1308370584163.9656 }, "end": { "local": "1928-07-16T23:57:36+03:26", "utc": "1928-07-16T20:31:36Z", "ms": -1308367704163.9656 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:31 on Sun 15 Jul to 10:40 on Mon 16 Jul.", "fact": "1928-07-15T10:06:07Z → 1928-07-16T07:14:51Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:08–23:56 on the 15th, 23:09–23:57 on the 16th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 15th and 0 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34643 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Sunday 15 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-07-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-15", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Sunday 15 July. Caturdaśī runs from 13:31 on Sun 15 Jul to 10:40 on Mon 16 Jul and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-07-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-07-20", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30722, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-07-20T02:37:31+03:26", "utc": "1928-07-19T23:11:31Z", "ms": -1308098909115.895 }, "end": { "local": "1928-07-21T02:05:58+03:26", "utc": "1928-07-20T22:39:58Z", "ms": -1308014402131.5974 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-20T02:37:31+03:26", "utc": "1928-07-19T23:11:31Z", "ms": -1308098909115.895 }, "end": { "local": "1928-07-21T02:05:58+03:26", "utc": "1928-07-20T22:39:58Z", "ms": -1308014402131.5974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-07-20", "window": { "start": { "local": "1928-07-20T11:09:33+03:26", "utc": "1928-07-20T07:43:33Z", "ms": -1308068186845.383 }, "end": { "local": "1928-07-20T11:57:33+03:26", "utc": "1928-07-20T08:31:33Z", "ms": -1308065306845.383 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-07-21", "window": { "start": { "local": "1928-07-21T11:09:36+03:26", "utc": "1928-07-21T07:43:36Z", "ms": -1307981783748.4287 }, "end": { "local": "1928-07-21T11:57:36+03:26", "utc": "1928-07-21T08:31:36Z", "ms": -1307978903748.4287 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:37 on Fri 20 Jul to 02:05 on Sat 21 Jul.", "fact": "1928-07-19T23:11:31Z → 1928-07-20T22:39:58Z" }, { "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": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30722 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Friday 20 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-07-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-20", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Friday 20 July. Caturthī runs from 02:37 on Fri 20 Jul to 02:05 on Sat 21 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-07-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ekadashi?on=1928-07-28", "festival": "ekadashi", "name": "Śukla Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27815, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-07-27T12:13:33+03:26", "utc": "1928-07-27T08:47:33Z", "ms": -1307459546643.764 }, "end": { "local": "1928-07-28T14:32:56+03:26", "utc": "1928-07-28T11:06:56Z", "ms": -1307364784428.667 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-27T12:13:33+03:26", "utc": "1928-07-27T08:47:33Z", "ms": -1307459546643.764 }, "end": { "local": "1928-07-28T14:32:56+03:26", "utc": "1928-07-28T11:06:56Z", "ms": -1307364784428.667 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-07-27", "window": { "start": { "local": "1928-07-27T04:29:59+03:26", "utc": "1928-07-27T01:03:59Z", "ms": -1307487361381.7295 }, "end": { "local": "1928-07-27T04:29:59+03:26", "utc": "1928-07-27T01:03:59Z", "ms": -1307487361381.7295 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-07-28", "window": { "start": { "local": "1928-07-28T04:30:45+03:26", "utc": "1928-07-28T01:04:45Z", "ms": -1307400915066.5925 }, "end": { "local": "1928-07-28T04:30:45+03:26", "utc": "1928-07-28T01:04:45Z", "ms": -1307400915066.5925 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:13 on Fri 27 Jul to 14:32 on Sat 28 Jul.", "fact": "1928-07-27T08:47:33Z → 1928-07-28T11:06:56Z" }, { "step": "kaala", "text": "Sunrise is at 04:29 on the 27th and 04:30 on the 28th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 27th and is on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27815 s" }, { "step": "ruling", "text": "Śukla Ekādaśī, Mashhad, 1928: Saturday 28 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": "1928-07-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-28", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Ekādaśī 1928 falls on Saturday 28 July. Ekādaśī runs from 12:13 on Fri 27 Jul to 14:32 on Sat 28 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-07-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-07-29", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-07-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2540, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-07-29T16:28:30+03:26", "utc": "1928-07-29T13:02:30Z", "ms": -1307271450220.6868 }, "end": { "local": "1928-07-30T17:52:37+03:26", "utc": "1928-07-30T14:26:37Z", "ms": -1307180002813.2148 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-07-29T16:28:30+03:26", "utc": "1928-07-29T13:02:30Z", "ms": -1307271450220.6868 }, "end": { "local": "1928-07-30T17:52:37+03:26", "utc": "1928-07-30T14:26:37Z", "ms": -1307180002813.2148 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-07-29", "window": { "start": { "local": "1928-07-29T18:35:48+03:26", "utc": "1928-07-29T15:09:48Z", "ms": -1307263811733.3813 }, "end": { "local": "1928-07-29T19:55:20+03:26", "utc": "1928-07-29T16:29:20Z", "ms": -1307259039715.563 } }, "covered_min": 80, "window_min": 80, "qualifies": true }, { "local_date": "1928-07-30", "window": { "start": { "local": "1928-07-30T18:34:57+03:26", "utc": "1928-07-30T15:08:57Z", "ms": -1307177463096.036 }, "end": { "local": "1928-07-30T19:54:42+03:26", "utc": "1928-07-30T16:28:42Z", "ms": -1307172677949.565 } }, "covered_min": 0, "window_min": 80, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:27 on Sun 29 Jul to 17:52 on Mon 30 Jul.", "fact": "1928-07-29T13:02:30Z → 1928-07-30T14:26:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:35–19:54 on the 29th, 18:34–19:54 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 80 of 80 minutes on the 29th and 0 of 80 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 2540 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Sunday 29 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": "1928-07-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-07-29", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Sunday 29 July. Trayodaśī runs from 16:27 on Sun 29 Jul to 17:52 on Mon 30 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-07-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/sankashta-chaturthi?on=1928-08-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13663, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-08-04T16:46:26+03:26", "utc": "1928-08-04T13:20:26Z", "ms": -1306751973593.9097 }, "end": { "local": "1928-08-05T15:20:48+03:26", "utc": "1928-08-05T11:54:48Z", "ms": -1306670711816.1147 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-04T16:46:26+03:26", "utc": "1928-08-04T13:20:26Z", "ms": -1306751973593.9097 }, "end": { "local": "1928-08-05T15:20:48+03:26", "utc": "1928-08-05T11:54:48Z", "ms": -1306670711816.1147 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-08-04", "window": { "start": { "local": "1928-08-04T20:34:09+03:26", "utc": "1928-08-04T17:08:09Z", "ms": -1306738310595.6646 }, "end": { "local": "1928-08-04T20:34:09+03:26", "utc": "1928-08-04T17:08:09Z", "ms": -1306738310595.6646 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-08-05", "window": { "start": { "local": "1928-08-05T21:03:17+03:26", "utc": "1928-08-05T17:37:17Z", "ms": -1306650163098.1775 }, "end": { "local": "1928-08-05T21:03:17+03:26", "utc": "1928-08-05T17:37:17Z", "ms": -1306650163098.1775 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:45 on Sat 4 Aug to 15:20 on Sun 5 Aug.", "fact": "1928-08-04T13:20:26Z → 1928-08-05T11:54:48Z" }, { "step": "kaala", "text": "Moonrise is at 20:33 on the 4th and 21:02 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 4th and is not on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13663 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Saturday 4 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-08-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-04", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Saturday 4 August. Caturthī runs from 16:45 on Sat 4 Aug to 15:20 on Sun 5 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-08-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ekadashi?on=1928-08-11", "festival": "ekadashi", "name": "Kṛṣṇa Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4957, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-08-11T03:19:17+03:26", "utc": "1928-08-10T23:53:17Z", "ms": -1306195603195.7812 }, "end": { "local": "1928-08-12T01:02:46+03:26", "utc": "1928-08-11T21:36:46Z", "ms": -1306117394040.0007 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-11T03:19:17+03:26", "utc": "1928-08-10T23:53:17Z", "ms": -1306195603195.7812 }, "end": { "local": "1928-08-12T01:02:46+03:26", "utc": "1928-08-11T21:36:46Z", "ms": -1306117394040.0007 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-08-11", "window": { "start": { "local": "1928-08-11T04:41:54+03:26", "utc": "1928-08-11T01:15:54Z", "ms": -1306190646023.7275 }, "end": { "local": "1928-08-11T04:41:54+03:26", "utc": "1928-08-11T01:15:54Z", "ms": -1306190646023.7275 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-08-12", "window": { "start": { "local": "1928-08-12T04:42:43+03:26", "utc": "1928-08-12T01:16:43Z", "ms": -1306104197455.5234 }, "end": { "local": "1928-08-12T04:42:43+03:26", "utc": "1928-08-12T01:16:43Z", "ms": -1306104197455.5234 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:18 on Sat 11 Aug to 01:02 on Sun 12 Aug.", "fact": "1928-08-10T23:53:17Z → 1928-08-11T21:36:46Z" }, { "step": "kaala", "text": "Sunrise is at 04:41 on the 11th and 04:42 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 11th and is not on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4957 s" }, { "step": "ruling", "text": "Kṛṣṇa Ekādaśī, Mashhad, 1928: Saturday 11 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-08-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-11", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Ekādaśī 1928 falls on Saturday 11 August. Ekādaśī runs from 03:18 on Sat 11 Aug to 01:02 on Sun 12 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-08-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-08-13", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3471, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-08-12T22:48:36+03:26", "utc": "1928-08-12T19:22:36Z", "ms": -1306039044154.5012 }, "end": { "local": "1928-08-13T20:41:39+03:26", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-12T22:48:36+03:26", "utc": "1928-08-12T19:22:36Z", "ms": -1306039044154.5012 }, "end": { "local": "1928-08-13T20:41:39+03:26", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-08-12", "window": { "start": { "local": "1928-08-12T18:21:48+03:26", "utc": "1928-08-12T14:55:48Z", "ms": -1306055052324.1382 }, "end": { "local": "1928-08-12T19:44:41+03:26", "utc": "1928-08-12T16:18:41Z", "ms": -1306050078530.2932 } }, "covered_min": 0, "window_min": 83, "qualifies": false }, { "local_date": "1928-08-13", "window": { "start": { "local": "1928-08-13T18:20:39+03:26", "utc": "1928-08-13T14:54:39Z", "ms": -1305968721421.1963 }, "end": { "local": "1928-08-13T19:43:48+03:26", "utc": "1928-08-13T16:17:48Z", "ms": -1305963731936.4094 } }, "covered_min": 83, "window_min": 83, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:48 on Sun 12 Aug to 20:41 on Mon 13 Aug.", "fact": "1928-08-12T19:22:36Z → 1928-08-13T17:15:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:21–19:44 on the 12th, 18:20–19:43 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 83 minutes on the 12th and 83 of 83 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3471 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Monday 13 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": "1928-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-13", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Monday 13 August. Trayodaśī runs from 22:48 on Sun 12 Aug to 20:41 on Mon 13 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-08-13", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8810, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-08-13T20:41:39+03:26", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "end": { "local": "1928-08-14T18:47:58+03:26", "utc": "1928-08-14T15:21:58Z", "ms": -1305880681527.886 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": true, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-13T20:41:39+03:26", "utc": "1928-08-13T17:15:39Z", "ms": -1305960260828.905 }, "end": { "local": "1928-08-14T18:47:58+03:26", "utc": "1928-08-14T15:21:58Z", "ms": -1305880681527.886 } }, "kaala": "nishita", "days": [ { "local_date": "1928-08-13", "window": { "start": { "local": "1928-08-13T23:08:29+03:26", "utc": "1928-08-13T19:42:29Z", "ms": -1305951450853.2456 }, "end": { "local": "1928-08-13T23:56:29+03:26", "utc": "1928-08-13T20:30:29Z", "ms": -1305948570853.2456 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-08-14", "window": { "start": { "local": "1928-08-14T23:08:18+03:26", "utc": "1928-08-14T19:42:18Z", "ms": -1305865061651.5503 }, "end": { "local": "1928-08-14T23:56:18+03:26", "utc": "1928-08-14T20:30:18Z", "ms": -1305862181651.5503 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:41 on Mon 13 Aug to 18:47 on Tue 14 Aug.", "fact": "1928-08-13T17:15:39Z → 1928-08-14T15:21:58Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:07–23:55 on the 13th, 23:07–23:55 on the 14th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 13th and 0 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8810 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Monday 13 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-08-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-13", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Monday 13 August. Caturdaśī runs from 20:41 on Mon 13 Aug to 18:47 on Tue 14 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-08-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13253, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-08-17T15:36:11+03:26", "utc": "1928-08-17T12:10:11Z", "ms": -1305632988806.3708 }, "end": { "local": "1928-08-18T15:43:21+03:26", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-17T15:36:11+03:26", "utc": "1928-08-17T12:10:11Z", "ms": -1305632988806.3708 }, "end": { "local": "1928-08-18T15:43:21+03:26", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-17", "window": { "start": { "local": "1928-08-17T11:07:19+03:26", "utc": "1928-08-17T07:41:19Z", "ms": -1305649121466.8618 }, "end": { "local": "1928-08-17T11:55:19+03:26", "utc": "1928-08-17T08:29:19Z", "ms": -1305646241466.8618 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-18", "window": { "start": { "local": "1928-08-18T11:07:06+03:26", "utc": "1928-08-18T07:41:06Z", "ms": -1305562734346.0417 }, "end": { "local": "1928-08-18T11:55:06+03:26", "utc": "1928-08-18T08:29:06Z", "ms": -1305559854346.0417 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 15:35 on Fri 17 Aug to 15:42 on Sat 18 Aug.", "fact": "1928-08-17T12:10:11Z → 1928-08-18T12:17:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 17th, 11:06–11:54 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 13253 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Mashhad, 1928: Saturday 18 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": "1928-08-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-18", "confidence": "determinate" } ], "quote": "In Mashhad, Madhusravā Tṛtīyā (Hariyali Teej) 1928 falls on Saturday 18 August. Tṛtīyā runs from 15:35 on Fri 17 Aug to 15:42 on Sat 18 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-08-19", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13696, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-08-18T15:43:21+03:26", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "end": { "local": "1928-08-19T16:32:15+03:26", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-18T15:43:21+03:26", "utc": "1928-08-18T12:17:21Z", "ms": -1305546158841.4312 }, "end": { "local": "1928-08-19T16:32:15+03:26", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-18", "window": { "start": { "local": "1928-08-18T11:07:06+03:26", "utc": "1928-08-18T07:41:06Z", "ms": -1305562734346.0417 }, "end": { "local": "1928-08-18T11:55:06+03:26", "utc": "1928-08-18T08:29:06Z", "ms": -1305559854346.0417 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-19", "window": { "start": { "local": "1928-08-19T11:06:52+03:26", "utc": "1928-08-19T07:40:52Z", "ms": -1305476347730.8254 }, "end": { "local": "1928-08-19T11:54:52+03:26", "utc": "1928-08-19T08:28:52Z", "ms": -1305473467730.8254 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:42 on Sat 18 Aug to 16:31 on Sun 19 Aug.", "fact": "1928-08-18T12:17:21Z → 1928-08-19T13:06:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 18th, 11:06–11:54 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13696 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Sunday 19 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": "1928-08-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-19", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Sunday 19 August. Caturthī runs from 15:42 on Sat 18 Aug to 16:31 on Sun 19 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-08-19", "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/1928/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16643, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-08-19T16:32:15+03:26", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "end": { "local": "1928-08-20T18:01:24+03:26", "utc": "1928-08-20T14:35:24Z", "ms": -1305365075749.2905 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-19T16:32:15+03:26", "utc": "1928-08-19T13:06:15Z", "ms": -1305456824786.0981 }, "end": { "local": "1928-08-20T18:01:24+03:26", "utc": "1928-08-20T14:35:24Z", "ms": -1305365075749.2905 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-19", "window": { "start": { "local": "1928-08-19T11:06:52+03:26", "utc": "1928-08-19T07:40:52Z", "ms": -1305476347730.8254 }, "end": { "local": "1928-08-19T11:54:52+03:26", "utc": "1928-08-19T08:28:52Z", "ms": -1305473467730.8254 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-08-20", "window": { "start": { "local": "1928-08-20T11:06:38+03:26", "utc": "1928-08-20T07:40:38Z", "ms": -1305389961612.0889 }, "end": { "local": "1928-08-20T11:54:38+03:26", "utc": "1928-08-20T08:28:38Z", "ms": -1305387081612.0889 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 16:31 on Sun 19 Aug to 18:00 on Mon 20 Aug.", "fact": "1928-08-19T13:06:15Z → 1928-08-20T14:35:24Z" }, { "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": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16643 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Mashhad, 1928: Monday 20 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": "1928-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-20", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Pañcamī 1928 falls on Monday 20 August. Pañcamī runs from 16:31 on Sun 19 Aug to 18:00 on Mon 20 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-08-27", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2262, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-08-26T05:31:41+03:26", "utc": "1928-08-26T02:05:41Z", "ms": -1304891659422.784 }, "end": { "local": "1928-08-27T06:59:02+03:26", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-26T05:31:41+03:26", "utc": "1928-08-26T02:05:41Z", "ms": -1304891659422.784 }, "end": { "local": "1928-08-27T06:59:02+03:26", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-08-26", "window": { "start": { "local": "1928-08-26T04:53:58+03:26", "utc": "1928-08-26T01:27:58Z", "ms": -1304893921915.7961 }, "end": { "local": "1928-08-26T04:53:58+03:26", "utc": "1928-08-26T01:27:58Z", "ms": -1304893921915.7961 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-08-27", "window": { "start": { "local": "1928-08-27T04:54:46+03:26", "utc": "1928-08-27T01:28:46Z", "ms": -1304807474318.3142 }, "end": { "local": "1928-08-27T04:54:46+03:26", "utc": "1928-08-27T01:28:46Z", "ms": -1304807474318.3142 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:31 on Sun 26 Aug to 06:58 on Mon 27 Aug.", "fact": "1928-08-26T02:05:41Z → 1928-08-27T03:33:02Z" }, { "step": "kaala", "text": "Sunrise is at 04:53 on the 26th and 04:54 on the 27th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 26th and is on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 2262 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Mashhad, 1928: Monday 27 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": "1928-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-27", "confidence": "determinate" } ], "quote": "In Mashhad, Putradā Ekādaśī 1928 falls on Monday 27 August. Ekādaśī runs from 05:31 on Sun 26 Aug to 06:58 on Mon 27 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-08-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11960, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-08-27T06:59:02+03:26", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "end": { "local": "1928-08-28T07:45:11+03:26", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-27T06:59:02+03:26", "utc": "1928-08-27T03:33:02Z", "ms": -1304800018196.3264 }, "end": { "local": "1928-08-28T07:45:11+03:26", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-27", "window": { "start": { "local": "1928-08-27T11:04:48+03:26", "utc": "1928-08-27T07:38:48Z", "ms": -1304785271691.7524 }, "end": { "local": "1928-08-27T11:52:48+03:26", "utc": "1928-08-27T08:26:48Z", "ms": -1304782391691.7524 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-08-28", "window": { "start": { "local": "1928-08-28T11:04:31+03:26", "utc": "1928-08-28T07:38:31Z", "ms": -1304698889092.2031 }, "end": { "local": "1928-08-28T11:52:31+03:26", "utc": "1928-08-28T08:26:31Z", "ms": -1304696009092.2031 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 06:58 on Mon 27 Aug to 07:44 on Tue 28 Aug.", "fact": "1928-08-27T03:33:02Z → 1928-08-28T04:19:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:04–11:52 on the 27th, 11:04–11:52 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11960 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Mashhad, 1928: Monday 27 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": "1928-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-27", "confidence": "determinate" } ], "quote": "In Mashhad, Dāmodara Dvādaśī 1928 falls on Monday 27 August. Dvādaśī runs from 06:58 on Mon 27 Aug to 07:44 on Tue 28 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-08-28", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36692, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-08-28T07:45:11+03:26", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "end": { "local": "1928-08-29T07:48:34+03:26", "utc": "1928-08-29T04:22:34Z", "ms": -1304624245946.927 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-28T07:45:11+03:26", "utc": "1928-08-28T04:19:11Z", "ms": -1304710848794.2869 }, "end": { "local": "1928-08-29T07:48:34+03:26", "utc": "1928-08-29T04:22:34Z", "ms": -1304624245946.927 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-08-28", "window": { "start": { "local": "1928-08-28T18:01:29+03:26", "utc": "1928-08-28T14:35:29Z", "ms": -1304673871364.7117 }, "end": { "local": "1928-08-28T19:28:48+03:26", "utc": "1928-08-28T16:02:48Z", "ms": -1304668632438.1792 } }, "covered_min": 87, "window_min": 87, "qualifies": true }, { "local_date": "1928-08-29", "window": { "start": { "local": "1928-08-29T18:00:06+03:26", "utc": "1928-08-29T14:34:06Z", "ms": -1304587554308.741 }, "end": { "local": "1928-08-29T19:27:42+03:26", "utc": "1928-08-29T16:01:42Z", "ms": -1304582298014.307 } }, "covered_min": 0, "window_min": 88, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:44 on Tue 28 Aug to 07:48 on Wed 29 Aug.", "fact": "1928-08-28T04:19:11Z → 1928-08-29T04:22:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:00–19:28 on the 28th, 17:59–19:27 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 87 of 87 minutes on the 28th and 0 of 88 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 36692 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Tuesday 28 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": "1928-08-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-28", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Tuesday 28 August. Trayodaśī runs from 07:44 on Tue 28 Aug to 07:48 on Wed 29 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-08-28", "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/1928/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-30", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 3719, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-08-30T07:11:41+03:26", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T05:59:54+03:26", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1928-08-30T18:39:44+03:26", "utc": "1928-08-30T15:13:44Z", "ms": -1304498775860.2832 }, "end": { "local": "1928-08-31T05:59:54+03:26", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 } }, "kaala": "day", "days": [ { "local_date": "1928-08-30", "window": { "start": { "local": "1928-08-30T04:57:08+03:26", "utc": "1928-08-30T01:31:08Z", "ms": -1304548132100.4854 }, "end": { "local": "1928-08-31T04:57:55+03:26", "utc": "1928-08-31T01:31:55Z", "ms": -1304461684866.3926 } }, "covered_min": 618, "window_min": 1441, "qualifies": true }, { "local_date": "1928-08-31", "window": { "start": { "local": "1928-08-31T04:57:55+03:26", "utc": "1928-08-31T01:31:55Z", "ms": -1304461684866.3926 }, "end": { "local": "1928-09-01T04:58:42+03:26", "utc": "1928-09-01T01:32:42Z", "ms": -1304375237704.2473 } }, "covered_min": 62, "window_min": 1441, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:11 on Thu 30 Aug to 05:59 on Fri 31 Aug. Its second half begins at 18:39 on Thu 30 Aug.", "fact": "1928-08-30T03:45:41Z → 1928-08-31T02:33:54Z · second half from 1928-08-30T15:13:44Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 04:56 on the 30th, and from 04:57 on the 31st.", "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 618 of 1441 minutes on the 30th and 62 of 1441 on the 31st.", "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 3719 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Mashhad, 1928: Thursday 30 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": "1928-08-30", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-30", "confidence": "boundary" } ], "quote": "In Mashhad, Rakṣā Bandhana (Rakhi) 1928 falls on Thursday 30 August. The second half of Pūrṇimā runs from 18:39 on Thu 30 Aug to 05:59 on Fri 31 Aug and falls on two days: 618 minutes of it on the 30th, 62 on the 31st; 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/1928/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/1928/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13934, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-08-30T07:11:41+03:26", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T05:59:54+03:26", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1928-08-30T07:11:41+03:26", "utc": "1928-08-30T03:45:41Z", "ms": -1304540059337.2305 }, "end": { "local": "1928-08-31T05:59:54+03:26", "utc": "1928-08-31T02:33:54Z", "ms": -1304457965944.157 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-08-30", "window": { "start": { "local": "1928-08-30T11:03:55+03:26", "utc": "1928-08-30T07:37:55Z", "ms": -1304526124983.189 }, "end": { "local": "1928-08-30T11:51:55+03:26", "utc": "1928-08-30T08:25:55Z", "ms": -1304523244983.189 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-08-31", "window": { "start": { "local": "1928-08-31T11:03:37+03:26", "utc": "1928-08-31T07:37:37Z", "ms": -1304439743435.5703 }, "end": { "local": "1928-08-31T11:51:37+03:26", "utc": "1928-08-31T08:25:37Z", "ms": -1304436863435.5703 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 07:11 on Thu 30 Aug to 05:59 on Fri 31 Aug.", "fact": "1928-08-30T03:45:41Z → 1928-08-31T02:33:54Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:03–11:51 on the 30th, 11:03–11:51 on the 31st.", "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 30th and 0 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13934 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Mashhad, 1928: Thursday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rishi-tarpana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-08-30", "confidence": "determinate" } ], "quote": "In Mashhad, Ṛṣi Tarpaṇa 1928 falls on Thursday 30 August. Pūrṇimā runs from 07:11 on Thu 30 Aug to 05:59 on Fri 31 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26146, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-09-01T04:20:17+03:26", "utc": "1928-09-01T00:54:17Z", "ms": -1304377543447.2024 }, "end": { "local": "1928-09-02T02:20:27+03:26", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-01T04:20:17+03:26", "utc": "1928-09-01T00:54:17Z", "ms": -1304377543447.2024 }, "end": { "local": "1928-09-02T02:20:27+03:26", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-08-31", "window": { "start": { "local": "1928-08-31T18:34:32+03:26", "utc": "1928-08-31T15:08:32Z", "ms": -1304412687673.1633 }, "end": { "local": "1928-08-31T18:34:32+03:26", "utc": "1928-08-31T15:08:32Z", "ms": -1304412687673.1633 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-09-01", "window": { "start": { "local": "1928-09-01T19:04:40+03:26", "utc": "1928-09-01T15:38:40Z", "ms": -1304324479743.456 }, "end": { "local": "1928-09-01T19:04:40+03:26", "utc": "1928-09-01T15:38:40Z", "ms": -1304324479743.456 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 04:19 on Sat 1 Sep to 02:19 on Sun 2 Sep.", "fact": "1928-09-01T00:54:17Z → 1928-09-01T22:54:27Z" }, { "step": "kaala", "text": "Moonrise is at 18:34 on the 31st and 19:04 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 31st and is on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26146 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Mashhad, 1928: Saturday 1 September.", "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": "1928-09-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-01", "confidence": "determinate" } ], "quote": "In Mashhad, Aśūnya Śayana Vrata 1928 falls on Saturday 1 September. Dvitīyā runs from 04:19 on Sat 1 Sep to 02:19 on Sun 2 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31352, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-09-02T02:20:27+03:26", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "end": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-02T02:20:27+03:26", "utc": "1928-09-01T22:54:27Z", "ms": -1304298333279.5964 }, "end": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T11:02:59+03:26", "utc": "1928-09-02T07:36:59Z", "ms": -1304266981253.0093 }, "end": { "local": "1928-09-02T11:50:59+03:26", "utc": "1928-09-02T08:24:59Z", "ms": -1304264101253.0093 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T11:02:39+03:26", "utc": "1928-09-03T07:36:39Z", "ms": -1304180600576.181 }, "end": { "local": "1928-09-03T11:50:39+03:26", "utc": "1928-09-03T08:24:39Z", "ms": -1304177720576.181 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 02:19 on Sun 2 Sep to 00:07 on Mon 3 Sep.", "fact": "1928-09-01T22:54:27Z → 1928-09-02T20:41:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 2nd, 11:02–11:50 on the 3rd.", "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 2nd and 0 of 48 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31352 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Mashhad, 1928: Sunday 2 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kajjali-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-02", "confidence": "determinate" } ], "quote": "In Mashhad, Kajjalī Tṛtīyā (Kajari Teej) 1928 falls on Sunday 2 September. Tṛtīyā runs from 02:19 on Sun 2 Sep to 00:07 on Mon 3 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14161, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-03T21:49:03+03:26", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-03T21:49:03+03:26", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 } }, "kaala": "sayahna", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T15:19:28+03:26", "utc": "1928-09-02T11:53:28Z", "ms": -1304251591642.6743 }, "end": { "local": "1928-09-02T17:54:28+03:26", "utc": "1928-09-02T14:28:28Z", "ms": -1304242291902.451 } }, "covered_min": 0, "window_min": 155, "qualifies": false }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T15:18:29+03:26", "utc": "1928-09-03T11:52:29Z", "ms": -1304165250790.051 }, "end": { "local": "1928-09-03T17:53:02+03:26", "utc": "1928-09-03T14:27:02Z", "ms": -1304155977599.2976 } }, "covered_min": 155, "window_min": 155, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:07 on Mon 3 Sep to 21:48 on Mon 3 Sep.", "fact": "1928-09-02T20:41:50Z → 1928-09-03T18:23:03Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 15:18–17:53 on the 2nd, 15:17–17:52 on the 3rd.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 0 of 155 minutes on the 2nd and 155 of 155 on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one late afternoon qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 14161 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Mashhad, 1928: Monday 3 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bahula-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)." } ], "kaala": "sayahna", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-03", "confidence": "determinate" } ], "quote": "In Mashhad, Bahulā Caturthī 1928 falls on Monday 3 September. Caturthī runs from 00:07 on Mon 3 Sep to 21:48 on Mon 3 Sep and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-09-03", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6292, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-03T21:49:03+03:26", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-03T00:07:50+03:26", "utc": "1928-09-02T20:41:50Z", "ms": -1304219889906.0437 }, "end": { "local": "1928-09-03T21:49:03+03:26", "utc": "1928-09-03T18:23:03Z", "ms": -1304141816587.9612 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-09-02", "window": { "start": { "local": "1928-09-02T19:34:04+03:26", "utc": "1928-09-02T16:08:04Z", "ms": -1304236316461.9478 }, "end": { "local": "1928-09-02T19:34:04+03:26", "utc": "1928-09-02T16:08:04Z", "ms": -1304236316461.9478 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-09-03", "window": { "start": { "local": "1928-09-03T20:04:12+03:26", "utc": "1928-09-03T16:38:12Z", "ms": -1304148108295.3267 }, "end": { "local": "1928-09-03T20:04:12+03:26", "utc": "1928-09-03T16:38:12Z", "ms": -1304148108295.3267 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 00:07 on Mon 3 Sep to 21:48 on Mon 3 Sep.", "fact": "1928-09-02T20:41:50Z → 1928-09-03T18:23:03Z" }, { "step": "kaala", "text": "Moonrise is at 19:33 on the 2nd and 20:03 on the 3rd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 2nd and is on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6292 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Monday 3 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": "1928-09-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-03", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Monday 3 September. Caturthī runs from 00:07 on Mon 3 Sep to 21:48 on Mon 3 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-09-03", "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/1928/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19398, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-09-04T19:29:32+03:26", "utc": "1928-09-04T16:03:32Z", "ms": -1304063788389.2637 }, "end": { "local": "1928-09-05T17:13:18+03:26", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-04T19:29:32+03:26", "utc": "1928-09-04T16:03:32Z", "ms": -1304063788389.2637 }, "end": { "local": "1928-09-05T17:13:18+03:26", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-04", "window": { "start": { "local": "1928-09-04T11:02:20+03:26", "utc": "1928-09-04T07:36:20Z", "ms": -1304094220147.624 }, "end": { "local": "1928-09-04T11:50:20+03:26", "utc": "1928-09-04T08:24:20Z", "ms": -1304091340147.624 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-05", "window": { "start": { "local": "1928-09-05T11:02:00+03:26", "utc": "1928-09-05T07:36:00Z", "ms": -1304007839946.751 }, "end": { "local": "1928-09-05T11:50:00+03:26", "utc": "1928-09-05T08:24:00Z", "ms": -1304004959946.751 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 19:29 on Tue 4 Sep to 17:12 on Wed 5 Sep.", "fact": "1928-09-04T16:03:32Z → 1928-09-05T13:47:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:01–11:49 on the 4th, 11:01–11:49 on the 5th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19398 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Mashhad, 1928: Wednesday 5 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "hala-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Hala sasthi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-05", "confidence": "determinate" } ], "quote": "In Mashhad, Hala Ṣaṣṭhī 1928 falls on Wednesday 5 September. Ṣaṣṭhī runs from 19:29 on Tue 4 Sep to 17:12 on Wed 5 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28737, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-09-06T15:03:06+03:26", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "end": { "local": "1928-09-07T13:00:40+03:26", "utc": "1928-09-07T09:34:40Z", "ms": -1303827920092.9685 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-06T15:03:06+03:26", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "end": { "local": "1928-09-07T13:00:40+03:26", "utc": "1928-09-07T09:34:40Z", "ms": -1303827920092.9685 } }, "kaala": "nishita", "days": [ { "local_date": "1928-09-06", "window": { "start": { "local": "1928-09-06T23:02:04+03:26", "utc": "1928-09-06T19:36:04Z", "ms": -1303878236474.6711 }, "end": { "local": "1928-09-06T23:50:04+03:26", "utc": "1928-09-06T20:24:04Z", "ms": -1303875356474.6711 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-07", "window": { "start": { "local": "1928-09-07T23:01:43+03:26", "utc": "1928-09-07T19:35:43Z", "ms": -1303791856670.8008 }, "end": { "local": "1928-09-07T23:49:43+03:26", "utc": "1928-09-07T20:23:43Z", "ms": -1303788976670.8008 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 15:02 on Thu 6 Sep to 13:00 on Fri 7 Sep.", "fact": "1928-09-06T11:37:06Z → 1928-09-07T09:34:40Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:01–23:49 on the 6th, 23:01–23:49 on the 7th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 48 of 48 minutes on the 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28737 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Mashhad, 1928: Thursday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "janmashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami." } ], "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.", "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-06", "confidence": "determinate" } ], "quote": "In Mashhad, Janmāṣṭamī 1928 falls on Thursday 6 September. Aṣṭamī runs from 15:02 on Thu 6 Sep to 13:00 on Fri 7 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11606, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-09-05T17:13:18+03:26", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "end": { "local": "1928-09-06T15:03:06+03:26", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-05T17:13:18+03:26", "utc": "1928-09-05T13:47:18Z", "ms": -1303985562305.445 }, "end": { "local": "1928-09-06T15:03:06+03:26", "utc": "1928-09-06T11:37:06Z", "ms": -1303906973830.1294 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-05", "window": { "start": { "local": "1928-09-05T11:02:00+03:26", "utc": "1928-09-05T07:36:00Z", "ms": -1304007839946.751 }, "end": { "local": "1928-09-05T11:50:00+03:26", "utc": "1928-09-05T08:24:00Z", "ms": -1304004959946.751 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-06", "window": { "start": { "local": "1928-09-06T11:01:40+03:26", "utc": "1928-09-06T07:35:40Z", "ms": -1303921459953.673 }, "end": { "local": "1928-09-06T11:49:40+03:26", "utc": "1928-09-06T08:23:40Z", "ms": -1303918579953.673 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 17:12 on Wed 5 Sep to 15:02 on Thu 6 Sep.", "fact": "1928-09-05T13:47:18Z → 1928-09-06T11:37:06Z" }, { "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": "Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 5th and 48 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 11606 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Mashhad, 1928: Thursday 6 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitala-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 7 Sitala saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-06", "confidence": "determinate" } ], "quote": "In Mashhad, Śītalā Saptamī 1928 falls on Thursday 6 September. Saptamī runs from 17:12 on Wed 5 Sep to 15:02 on Thu 6 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-09-10", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9966, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-09-09T09:23:39+03:26", "utc": "1928-09-09T05:57:39Z", "ms": -1303668141268.5566 }, "end": { "local": "1928-09-10T07:51:52+03:26", "utc": "1928-09-10T04:25:52Z", "ms": -1303587248447.868 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-09T09:23:39+03:26", "utc": "1928-09-09T05:57:39Z", "ms": -1303668141268.5566 }, "end": { "local": "1928-09-10T07:51:52+03:26", "utc": "1928-09-10T04:25:52Z", "ms": -1303587248447.868 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-09-09", "window": { "start": { "local": "1928-09-09T05:04:58+03:26", "utc": "1928-09-09T01:38:58Z", "ms": -1303683661712.3728 }, "end": { "local": "1928-09-09T05:04:58+03:26", "utc": "1928-09-09T01:38:58Z", "ms": -1303683661712.3728 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-09-10", "window": { "start": { "local": "1928-09-10T05:05:45+03:26", "utc": "1928-09-10T01:39:45Z", "ms": -1303597214737.6685 }, "end": { "local": "1928-09-10T05:05:45+03:26", "utc": "1928-09-10T01:39:45Z", "ms": -1303597214737.6685 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 09:23 on Sun 9 Sep to 07:51 on Mon 10 Sep.", "fact": "1928-09-09T05:57:39Z → 1928-09-10T04:25:52Z" }, { "step": "kaala", "text": "Sunrise is at 05:04 on the 9th and 05:05 on the 10th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 9th and is on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9966 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Mashhad, 1928: Monday 10 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-10", "confidence": "determinate" } ], "quote": "In Mashhad, Ajā Ekādaśī 1928 falls on Monday 10 September. Ekādaśī runs from 09:23 on Sun 9 Sep to 07:51 on Mon 10 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-09-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-09-11", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37302, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-09-11T06:34:19+03:26", "utc": "1928-09-11T03:08:19Z", "ms": -1303505501466.5576 }, "end": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-11T06:34:19+03:26", "utc": "1928-09-11T03:08:19Z", "ms": -1303505501466.5576 }, "end": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-10", "window": { "start": { "local": "1928-09-10T17:42:51+03:26", "utc": "1928-09-10T14:16:51Z", "ms": -1303551788648.0786 }, "end": { "local": "1928-09-10T19:14:01+03:26", "utc": "1928-09-10T15:48:01Z", "ms": -1303546319194.4604 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1928-09-11", "window": { "start": { "local": "1928-09-11T17:41:23+03:26", "utc": "1928-09-11T14:15:23Z", "ms": -1303465477196.4238 }, "end": { "local": "1928-09-11T19:12:50+03:26", "utc": "1928-09-11T15:46:50Z", "ms": -1303459989667.846 } }, "covered_min": 91, "window_min": 91, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:33 on Tue 11 Sep to 05:34 on Wed 12 Sep.", "fact": "1928-09-11T03:08:19Z → 1928-09-12T02:08:32Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:42–19:13 on the 10th, 17:40–19:12 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 10th and 91 of 91 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 37302 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Tuesday 11 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-11", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Tuesday 11 September. Trayodaśī runs from 06:33 on Tue 11 Sep to 05:34 on Wed 12 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-09-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35116, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T04:56:56+03:26", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T04:56:56+03:26", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-11", "window": { "start": { "local": "1928-09-11T17:41:23+03:26", "utc": "1928-09-11T14:15:23Z", "ms": -1303465477196.4238 }, "end": { "local": "1928-09-11T19:12:50+03:26", "utc": "1928-09-11T15:46:50Z", "ms": -1303459989667.846 } }, "covered_min": 0, "window_min": 91, "qualifies": false }, { "local_date": "1928-09-12", "window": { "start": { "local": "1928-09-12T17:39:54+03:26", "utc": "1928-09-12T14:13:54Z", "ms": -1303379165978.283 }, "end": { "local": "1928-09-12T19:11:40+03:26", "utc": "1928-09-12T15:45:40Z", "ms": -1303373660339.9648 } }, "covered_min": 92, "window_min": 92, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:34 on Wed 12 Sep to 04:56 on Thu 13 Sep.", "fact": "1928-09-12T02:08:32Z → 1928-09-13T01:30:56Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:40–19:12 on the 11th, 17:39–19:11 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 91 minutes on the 11th and 92 of 92 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 35116 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Mashhad, 1928: Wednesday 12 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-12", "confidence": "determinate" } ], "quote": "In Mashhad, Aghora Caturdaśī 1928 falls on Wednesday 12 September. Caturdaśī runs from 05:34 on Wed 12 Sep to 04:56 on Thu 13 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/shivaratri?on=1928-09-12", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18536, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T04:56:56+03:26", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-12T05:34:32+03:26", "utc": "1928-09-12T02:08:32Z", "ms": -1303422687802.1428 }, "end": { "local": "1928-09-13T04:56:56+03:26", "utc": "1928-09-13T01:30:56Z", "ms": -1303338544286.999 } }, "kaala": "nishita", "days": [ { "local_date": "1928-09-11", "window": { "start": { "local": "1928-09-11T23:00:21+03:26", "utc": "1928-09-11T19:34:21Z", "ms": -1303446338964.2573 }, "end": { "local": "1928-09-11T23:48:21+03:26", "utc": "1928-09-11T20:22:21Z", "ms": -1303443458964.2573 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-12", "window": { "start": { "local": "1928-09-12T23:00:00+03:26", "utc": "1928-09-12T19:34:00Z", "ms": -1303359959834.5903 }, "end": { "local": "1928-09-12T23:48:00+03:26", "utc": "1928-09-12T20:22:00Z", "ms": -1303357079834.5903 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:34 on Wed 12 Sep to 04:56 on Thu 13 Sep.", "fact": "1928-09-12T02:08:32Z → 1928-09-13T01:30:56Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:59–23:47 on the 11th, 22:59–23:47 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 11th and 48 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18536 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Wednesday 12 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": "1928-09-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-12", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Wednesday 12 September. Caturdaśī runs from 05:34 on Wed 12 Sep to 04:56 on Thu 13 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-09-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21099, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-09-14T04:46:15+03:26", "utc": "1928-09-14T01:20:15Z", "ms": -1303252784752.8274 }, "end": { "local": "1928-09-15T05:06:55+03:26", "utc": "1928-09-15T01:40:55Z", "ms": -1303165145007.257 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-14T04:46:15+03:26", "utc": "1928-09-14T01:20:15Z", "ms": -1303252784752.8274 }, "end": { "local": "1928-09-15T05:06:55+03:26", "utc": "1928-09-15T01:40:55Z", "ms": -1303165145007.257 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-14", "window": { "start": { "local": "1928-09-14T10:58:55+03:26", "utc": "1928-09-14T07:32:55Z", "ms": -1303230425378.01 }, "end": { "local": "1928-09-14T11:46:55+03:26", "utc": "1928-09-14T08:20:55Z", "ms": -1303227545378.01 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-15", "window": { "start": { "local": "1928-09-15T10:58:34+03:26", "utc": "1928-09-15T07:32:34Z", "ms": -1303144046484.9922 }, "end": { "local": "1928-09-15T11:46:34+03:26", "utc": "1928-09-15T08:20:34Z", "ms": -1303141166484.9922 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 04:45 on Fri 14 Sep to 05:06 on Sat 15 Sep.", "fact": "1928-09-14T01:20:15Z → 1928-09-15T01:40:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:58–11:46 on the 14th, 10:58–11:46 on the 15th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 21099 s" }, { "step": "ruling", "text": "Rudra Vrata, Mashhad, 1928: Friday 14 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-09-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-14", "confidence": "determinate" } ], "quote": "In Mashhad, Rudra Vrata 1928 falls on Friday 14 September. Pratipadā runs from 04:45 on Fri 14 Sep to 05:06 on Sat 15 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12361, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1928-09-16T06:01:57+03:26", "utc": "1928-09-16T02:35:57Z", "ms": -1303075443127.3525 }, "end": { "local": "1928-09-17T07:31:50+03:26", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-16T06:01:57+03:26", "utc": "1928-09-16T02:35:57Z", "ms": -1303075443127.3525 }, "end": { "local": "1928-09-17T07:31:50+03:26", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-16", "window": { "start": { "local": "1928-09-16T10:58:12+03:26", "utc": "1928-09-16T07:32:12Z", "ms": -1303057667634.5867 }, "end": { "local": "1928-09-16T11:46:12+03:26", "utc": "1928-09-16T08:20:12Z", "ms": -1303054787634.5867 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-17", "window": { "start": { "local": "1928-09-17T10:57:51+03:26", "utc": "1928-09-17T07:31:51Z", "ms": -1302971288809.0562 }, "end": { "local": "1928-09-17T11:45:51+03:26", "utc": "1928-09-17T08:19:51Z", "ms": -1302968408809.0562 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 06:01 on Sun 16 Sep to 07:31 on Mon 17 Sep.", "fact": "1928-09-16T02:35:57Z → 1928-09-17T04:05:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:57–11:45 on the 16th, 10:57–11:45 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 12361 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Mashhad, 1928: Sunday 16 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": "1928-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-16", "confidence": "determinate" } ], "quote": "In Mashhad, Haritālikā Vrata (Hartalika Teej) 1928 falls on Sunday 16 September. Tṛtīyā runs from 06:01 on Sun 16 Sep to 07:31 on Mon 17 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5045, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-09-17T07:31:50+03:26", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "end": { "local": "1928-09-18T09:33:25+03:26", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-17T07:31:50+03:26", "utc": "1928-09-17T04:05:50Z", "ms": -1302983649593.754 }, "end": { "local": "1928-09-18T09:33:25+03:26", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-17", "window": { "start": { "local": "1928-09-17T10:57:51+03:26", "utc": "1928-09-17T07:31:51Z", "ms": -1302971288809.0562 }, "end": { "local": "1928-09-17T11:45:51+03:26", "utc": "1928-09-17T08:19:51Z", "ms": -1302968408809.0562 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-18", "window": { "start": { "local": "1928-09-18T10:57:30+03:26", "utc": "1928-09-18T07:31:30Z", "ms": -1302884909991.099 }, "end": { "local": "1928-09-18T11:45:30+03:26", "utc": "1928-09-18T08:19:30Z", "ms": -1302882029991.099 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:31 on Mon 17 Sep to 09:32 on Tue 18 Sep.", "fact": "1928-09-17T04:05:50Z → 1928-09-18T06:07:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:57–11:45 on the 17th, 10:57–11:45 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5045 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Mashhad, 1928: Monday 17 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": "1928-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-17", "confidence": "determinate" } ], "quote": "In Mashhad, Gaṇeśa Caturthī 1928 falls on Monday 17 September. Caturthī runs from 07:31 on Mon 17 Sep to 09:32 on Tue 18 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-18", "confidence": "boundary", "boundary_reasons": [ "tie-break-disputed" ], "boundary_margin_s": 837, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-09-18T09:33:25+03:26", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "end": { "local": "1928-09-19T11:59:06+03:26", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-18T09:33:25+03:26", "utc": "1928-09-18T06:07:25Z", "ms": -1302889955018.1191 }, "end": { "local": "1928-09-19T11:59:06+03:26", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-18", "window": { "start": { "local": "1928-09-18T10:57:30+03:26", "utc": "1928-09-18T07:31:30Z", "ms": -1302884909991.099 }, "end": { "local": "1928-09-18T11:45:30+03:26", "utc": "1928-09-18T08:19:30Z", "ms": -1302882029991.099 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-09-19", "window": { "start": { "local": "1928-09-19T10:57:09+03:26", "utc": "1928-09-19T07:31:09Z", "ms": -1302798531162.608 }, "end": { "local": "1928-09-19T11:45:09+03:26", "utc": "1928-09-19T08:19:09Z", "ms": -1302795651162.608 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 09:32 on Tue 18 Sep to 11:58 on Wed 19 Sep.", "fact": "1928-09-18T06:07:25Z → 1928-09-19T08:33:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:57–11:45 on the 18th, 10:56–11:44 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify and the cited authorities disagree. The one covered longer is ruled, as a boundary.", "fact": "priority: disputed → greater-coverage · margin 837 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Mashhad, 1928: Tuesday 18 September.", "fact": "confidence: boundary (tie-break-disputed)" } ], "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": "1928-09-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-18", "confidence": "boundary" } ], "quote": "In Mashhad, Ṛṣi Pañcamī 1928 falls on Tuesday 18 September. Pañcamī runs from 09:32 on Tue 18 Sep to 11:58 on Wed 19 Sep and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 837, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-09-19T11:59:06+03:26", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "end": { "local": "1928-09-20T14:36:58+03:26", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-19T11:59:06+03:26", "utc": "1928-09-19T08:33:06Z", "ms": -1302794814386.3472 }, "end": { "local": "1928-09-20T14:36:58+03:26", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-19", "window": { "start": { "local": "1928-09-19T10:57:09+03:26", "utc": "1928-09-19T07:31:09Z", "ms": -1302798531162.608 }, "end": { "local": "1928-09-19T11:45:09+03:26", "utc": "1928-09-19T08:19:09Z", "ms": -1302795651162.608 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-20", "window": { "start": { "local": "1928-09-20T10:56:48+03:26", "utc": "1928-09-20T07:30:48Z", "ms": -1302712152304.9404 }, "end": { "local": "1928-09-20T11:44:48+03:26", "utc": "1928-09-20T08:18:48Z", "ms": -1302709272304.9404 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 11:58 on Wed 19 Sep to 14:36 on Thu 20 Sep.", "fact": "1928-09-19T08:33:06Z → 1928-09-20T11:10:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:56–11:44 on the 19th, 10:56–11:44 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 837 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Mashhad, 1928: Thursday 20 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": "1928-09-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-20", "confidence": "determinate" } ], "quote": "In Mashhad, Sūrya Ṣaṣṭhī (Bhādrapada) 1928 falls on Thursday 20 September. Ṣaṣṭhī runs from 11:58 on Wed 19 Sep to 14:36 on Thu 20 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10331, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-09-20T14:36:58+03:26", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "end": { "local": "1928-09-21T17:12:03+03:26", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-20T14:36:58+03:26", "utc": "1928-09-20T11:10:58Z", "ms": -1302698941700.3618 }, "end": { "local": "1928-09-21T17:12:03+03:26", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-20", "window": { "start": { "local": "1928-09-20T10:56:48+03:26", "utc": "1928-09-20T07:30:48Z", "ms": -1302712152304.9404 }, "end": { "local": "1928-09-20T11:44:48+03:26", "utc": "1928-09-20T08:18:48Z", "ms": -1302709272304.9404 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-21", "window": { "start": { "local": "1928-09-21T10:56:27+03:26", "utc": "1928-09-21T07:30:27Z", "ms": -1302625773398.956 }, "end": { "local": "1928-09-21T11:44:27+03:26", "utc": "1928-09-21T08:18:27Z", "ms": -1302622893398.956 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 14:36 on Thu 20 Sep to 17:11 on Fri 21 Sep.", "fact": "1928-09-20T11:10:58Z → 1928-09-21T13:46:03Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:56–11:44 on the 20th, 10:55–11:43 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10331 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Mashhad, 1928: Friday 21 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": "1928-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-21", "confidence": "determinate" } ], "quote": "In Mashhad, Muktābharaṇa Vrata 1928 falls on Friday 21 September. Saptamī runs from 14:36 on Thu 20 Sep to 17:11 on Fri 21 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19657, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-09-21T17:12:03+03:26", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "end": { "local": "1928-09-22T19:28:29+03:26", "utc": "1928-09-22T16:02:29Z", "ms": -1302508650876.3032 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-21T17:12:03+03:26", "utc": "1928-09-21T13:46:03Z", "ms": -1302603236778.0276 }, "end": { "local": "1928-09-22T19:28:29+03:26", "utc": "1928-09-22T16:02:29Z", "ms": -1302508650876.3032 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-21", "window": { "start": { "local": "1928-09-21T10:56:27+03:26", "utc": "1928-09-21T07:30:27Z", "ms": -1302625773398.956 }, "end": { "local": "1928-09-21T11:44:27+03:26", "utc": "1928-09-21T08:18:27Z", "ms": -1302622893398.956 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-22", "window": { "start": { "local": "1928-09-22T10:56:06+03:26", "utc": "1928-09-22T07:30:06Z", "ms": -1302539394425.0303 }, "end": { "local": "1928-09-22T11:44:06+03:26", "utc": "1928-09-22T08:18:06Z", "ms": -1302536514425.0303 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 17:11 on Fri 21 Sep to 19:27 on Sat 22 Sep.", "fact": "1928-09-21T13:46:03Z → 1928-09-22T16:02:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:55–11:43 on the 21st, 10:55–11:43 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 19657 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Mashhad, 1928: Saturday 22 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": "1928-09-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-22", "confidence": "determinate" } ], "quote": "In Mashhad, Rādhāṣṭamī 1928 falls on Saturday 22 September. Aṣṭamī runs from 17:11 on Fri 21 Sep to 19:27 on Sat 22 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-09-25", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24750, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-09-24T22:13:02+03:26", "utc": "1928-09-24T18:47:02Z", "ms": -1302325978318.5747 }, "end": { "local": "1928-09-25T22:25:54+03:26", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-24T22:13:02+03:26", "utc": "1928-09-24T18:47:02Z", "ms": -1302325978318.5747 }, "end": { "local": "1928-09-25T22:25:54+03:26", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-09-25", "window": { "start": { "local": "1928-09-25T05:17:35+03:26", "utc": "1928-09-25T01:51:35Z", "ms": -1302300504523.964 }, "end": { "local": "1928-09-25T05:17:35+03:26", "utc": "1928-09-25T01:51:35Z", "ms": -1302300504523.964 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T05:18:24+03:26", "utc": "1928-09-26T01:52:24Z", "ms": -1302214056421.838 }, "end": { "local": "1928-09-26T05:18:24+03:26", "utc": "1928-09-26T01:52:24Z", "ms": -1302214056421.838 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 22:12 on Mon 24 Sep to 22:25 on Tue 25 Sep.", "fact": "1928-09-24T18:47:02Z → 1928-09-25T18:59:54Z" }, { "step": "kaala", "text": "Sunrise is at 05:17 on the 25th and 05:17 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 25th and is not on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24750 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Mashhad, 1928: Tuesday 25 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": "1928-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-25", "confidence": "determinate" } ], "quote": "In Mashhad, Parivartanī Ekādaśī 1928 falls on Tuesday 25 September. Ekādaśī runs from 22:12 on Mon 24 Sep to 22:25 on Tue 25 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-09-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36475, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-09-25T22:25:54+03:26", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "end": { "local": "1928-09-26T21:50:38+03:26", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-25T22:25:54+03:26", "utc": "1928-09-25T18:59:54Z", "ms": -1302238806437.2493 }, "end": { "local": "1928-09-26T21:50:38+03:26", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-09-25", "window": { "start": { "local": "1928-09-25T10:55:03+03:26", "utc": "1928-09-25T07:29:03Z", "ms": -1302280256891.9355 }, "end": { "local": "1928-09-25T11:43:03+03:26", "utc": "1928-09-25T08:17:03Z", "ms": -1302277376891.9355 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T10:54:43+03:26", "utc": "1928-09-26T07:28:43Z", "ms": -1302193877439.773 }, "end": { "local": "1928-09-26T11:42:43+03:26", "utc": "1928-09-26T08:16:43Z", "ms": -1302190997439.773 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 22:25 on Tue 25 Sep to 21:50 on Wed 26 Sep.", "fact": "1928-09-25T18:59:54Z → 1928-09-26T18:24:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:54–11:42 on the 25th, 10:54–11:42 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36475 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Mashhad, 1928: Wednesday 26 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": "1928-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-26", "confidence": "determinate" } ], "quote": "In Mashhad, Vāmana Jayantī 1928 falls on Wednesday 26 September. Dvādaśī runs from 22:25 on Tue 25 Sep to 21:50 on Wed 26 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-09-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5837, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-09-26T21:50:38+03:26", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "end": { "local": "1928-09-27T20:31:09+03:26", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-26T21:50:38+03:26", "utc": "1928-09-26T18:24:38Z", "ms": -1302154522449.2527 }, "end": { "local": "1928-09-27T20:31:09+03:26", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-09-26", "window": { "start": { "local": "1928-09-26T17:19:02+03:26", "utc": "1928-09-26T13:53:02Z", "ms": -1302170818457.708 }, "end": { "local": "1928-09-26T18:55:03+03:26", "utc": "1928-09-26T15:29:03Z", "ms": -1302165057084.8445 } }, "covered_min": 0, "window_min": 96, "qualifies": false }, { "local_date": "1928-09-27", "window": { "start": { "local": "1928-09-27T17:17:33+03:26", "utc": "1928-09-27T13:51:33Z", "ms": -1302084507465.5295 }, "end": { "local": "1928-09-27T18:53:52+03:26", "utc": "1928-09-27T15:27:52Z", "ms": -1302078727767.054 } }, "covered_min": 96, "window_min": 96, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 21:50 on Wed 26 Sep to 20:30 on Thu 27 Sep.", "fact": "1928-09-26T18:24:38Z → 1928-09-27T17:05:09Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:18–18:54 on the 26th, 17:17–18:53 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 96 minutes on the 26th and 96 of 96 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5837 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Thursday 27 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": "1928-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-27", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Thursday 27 September. Trayodaśī runs from 21:50 on Wed 26 Sep to 20:30 on Thu 27 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-09-27", "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/1928/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-09-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31731, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-09-27T20:31:09+03:26", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "end": { "local": "1928-09-28T18:34:15+03:26", "utc": "1928-09-28T15:08:15Z", "ms": -1301993505438.0369 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1928-09-27T20:31:09+03:26", "utc": "1928-09-27T17:05:09Z", "ms": -1302072891212.576 }, "end": { "local": "1928-09-28T18:34:15+03:26", "utc": "1928-09-28T15:08:15Z", "ms": -1301993505438.0369 } }, "kaala": "udaya-3", "days": [ { "local_date": "1928-09-28", "window": { "start": { "local": "1928-09-28T05:20:00+03:26", "utc": "1928-09-28T01:54:00Z", "ms": -1302041159726.963 }, "end": { "local": "1928-09-28T07:43:13+03:26", "utc": "1928-09-28T04:17:13Z", "ms": -1302032567031.9548 } }, "covered_min": 143, "window_min": 143, "qualifies": true }, { "local_date": "1928-09-29", "window": { "start": { "local": "1928-09-29T05:20:49+03:26", "utc": "1928-09-29T01:54:49Z", "ms": -1301954711102.6233 }, "end": { "local": "1928-09-29T07:43:34+03:26", "utc": "1928-09-29T04:17:34Z", "ms": -1301946145839.1353 } }, "covered_min": 0, "window_min": 143, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 20:30 on Thu 27 Sep to 18:33 on Fri 28 Sep.", "fact": "1928-09-27T17:05:09Z → 1928-09-28T15:08:15Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:19–07:42 on the 28th, 05:20–07:43 on the 29th.", "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 143 of 143 minutes on the 28th and 0 of 143 on the 29th.", "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 31731 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Mashhad, 1928: Friday 28 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": "1928-09-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-09-28", "confidence": "determinate" } ], "quote": "In Mashhad, Ananta Caturdaśī 1928 falls on Friday 28 September. Caturdaśī runs from 20:30 on Thu 27 Sep to 18:33 on Fri 28 Sep and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-10-02", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33850, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-02T07:28:14+03:26", "utc": "1928-10-02T04:02:14Z", "ms": -1301687866460.9546 }, "end": { "local": "1928-10-03T04:35:24+03:26", "utc": "1928-10-03T01:09:24Z", "ms": -1301611836278.4885 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-02T07:28:14+03:26", "utc": "1928-10-02T04:02:14Z", "ms": -1301687866460.9546 }, "end": { "local": "1928-10-03T04:35:24+03:26", "utc": "1928-10-03T01:09:24Z", "ms": -1301611836278.4885 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-01", "window": { "start": { "local": "1928-10-01T18:35:21+03:26", "utc": "1928-10-01T15:09:21Z", "ms": -1301734238981.7112 }, "end": { "local": "1928-10-01T18:35:21+03:26", "utc": "1928-10-01T15:09:21Z", "ms": -1301734238981.7112 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-02", "window": { "start": { "local": "1928-10-02T19:11:14+03:26", "utc": "1928-10-02T15:45:14Z", "ms": -1301645686401.207 }, "end": { "local": "1928-10-02T19:11:14+03:26", "utc": "1928-10-02T15:45:14Z", "ms": -1301645686401.207 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:27 on Tue 2 Oct to 04:34 on Wed 3 Oct.", "fact": "1928-10-02T04:02:14Z → 1928-10-03T01:09:24Z" }, { "step": "kaala", "text": "Moonrise is at 18:34 on the 1st and 19:10 on the 2nd.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 1st and is on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33850 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Tuesday 2 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-02", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Tuesday 2 October. Caturthī runs from 07:27 on Tue 2 Oct to 04:34 on Wed 3 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-10-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10131, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-10-04T01:54:20+03:26", "utc": "1928-10-03T22:28:20Z", "ms": -1301535099752.2737 }, "end": { "local": "1928-10-04T23:29:56+03:26", "utc": "1928-10-04T20:03:56Z", "ms": -1301457364464.8374 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-04T01:54:20+03:26", "utc": "1928-10-03T22:28:20Z", "ms": -1301535099752.2737 }, "end": { "local": "1928-10-04T23:29:56+03:26", "utc": "1928-10-04T20:03:56Z", "ms": -1301457364464.8374 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-03", "window": { "start": { "local": "1928-10-03T19:52:37+03:26", "utc": "1928-10-03T16:26:37Z", "ms": -1301556802590.0984 }, "end": { "local": "1928-10-03T19:52:37+03:26", "utc": "1928-10-03T16:26:37Z", "ms": -1301556802590.0984 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-04", "window": { "start": { "local": "1928-10-04T20:41:05+03:26", "utc": "1928-10-04T17:15:05Z", "ms": -1301467495217.707 }, "end": { "local": "1928-10-04T20:41:05+03:26", "utc": "1928-10-04T17:15:05Z", "ms": -1301467495217.707 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 01:53 on Thu 4 Oct to 23:29 on Thu 4 Oct.", "fact": "1928-10-03T22:28:20Z → 1928-10-04T20:03:56Z" }, { "step": "kaala", "text": "Moonrise is at 19:52 on the 3rd and 20:40 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 10131 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Mashhad, 1928: Thursday 4 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chandra-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day)." } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-04", "confidence": "determinate" } ], "quote": "In Mashhad, Candra Ṣaṣṭhī 1928 falls on Thursday 4 October. Ṣaṣṭhī runs from 01:53 on Thu 4 Oct to 23:29 on Thu 4 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 690, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-05T21:25:36+03:26", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-06T19:43:33+03:26", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-05T21:25:36+03:26", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-06T19:43:33+03:26", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-05", "window": { "start": { "local": "1928-10-05T21:37:06+03:26", "utc": "1928-10-05T18:11:06Z", "ms": -1301377733549.6736 }, "end": { "local": "1928-10-05T21:37:06+03:26", "utc": "1928-10-05T18:11:06Z", "ms": -1301377733549.6736 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-10-06", "window": { "start": { "local": "1928-10-06T22:39:30+03:26", "utc": "1928-10-06T19:13:30Z", "ms": -1301287590064.5088 }, "end": { "local": "1928-10-06T22:39:30+03:26", "utc": "1928-10-06T19:13:30Z", "ms": -1301287590064.5088 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:25 on Fri 5 Oct to 19:43 on Sat 6 Oct.", "fact": "1928-10-05T17:59:36Z → 1928-10-06T16:17:33Z" }, { "step": "kaala", "text": "Moonrise is at 21:36 on the 5th and 22:38 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 690 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Mashhad, 1928: Friday 5 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-05", "confidence": "determinate" } ], "quote": "In Mashhad, Mahālakṣmī Vrata Samāpana 1928 falls on Friday 5 October. Aṣṭamī runs from 21:25 on Fri 5 Oct to 19:43 on Sat 6 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3604, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-05T21:25:36+03:26", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-06T19:43:33+03:26", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-05T21:25:36+03:26", "utc": "1928-10-05T17:59:36Z", "ms": -1301378423580.0632 }, "end": { "local": "1928-10-06T19:43:33+03:26", "utc": "1928-10-06T16:17:33Z", "ms": -1301298146866.835 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-05", "window": { "start": { "local": "1928-10-05T17:05:51+03:26", "utc": "1928-10-05T13:39:51Z", "ms": -1301394008887.031 }, "end": { "local": "1928-10-05T18:44:37+03:26", "utc": "1928-10-05T15:18:37Z", "ms": -1301388082896.8765 } }, "covered_min": 0, "window_min": 99, "qualifies": false }, { "local_date": "1928-10-06", "window": { "start": { "local": "1928-10-06T17:04:25+03:26", "utc": "1928-10-06T13:38:25Z", "ms": -1301307694759.865 }, "end": { "local": "1928-10-06T18:43:29+03:26", "utc": "1928-10-06T15:17:29Z", "ms": -1301301750555.143 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 21:25 on Fri 5 Oct to 19:43 on Sat 6 Oct.", "fact": "1928-10-05T17:59:36Z → 1928-10-06T16:17:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:05–18:44 on the 5th, 17:03–18:42 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 0 of 99 minutes on the 5th and 99 of 99 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3604 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Mashhad, 1928: Saturday 6 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "jitashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-06", "confidence": "determinate" } ], "quote": "In Mashhad, Jitāṣṭamī (Jitiya) 1928 falls on Saturday 6 October. Aṣṭamī runs from 21:25 on Fri 5 Oct to 19:43 on Sat 6 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-10-09", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41481, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-10-08T17:30:27+03:26", "utc": "1928-10-08T14:04:27Z", "ms": -1301133333036.882 }, "end": { "local": "1928-10-09T17:00:30+03:26", "utc": "1928-10-09T13:34:30Z", "ms": -1301048729669.2388 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-08T17:30:27+03:26", "utc": "1928-10-08T14:04:27Z", "ms": -1301133333036.882 }, "end": { "local": "1928-10-09T17:00:30+03:26", "utc": "1928-10-09T13:34:30Z", "ms": -1301048729669.2388 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-10-08", "window": { "start": { "local": "1928-10-08T05:28:18+03:26", "utc": "1928-10-08T02:02:18Z", "ms": -1301176662170.4988 }, "end": { "local": "1928-10-08T05:28:18+03:26", "utc": "1928-10-08T02:02:18Z", "ms": -1301176662170.4988 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-09", "window": { "start": { "local": "1928-10-09T05:29:09+03:26", "utc": "1928-10-09T02:03:09Z", "ms": -1301090210792.6497 }, "end": { "local": "1928-10-09T05:29:09+03:26", "utc": "1928-10-09T02:03:09Z", "ms": -1301090210792.6497 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:29 on Mon 8 Oct to 17:00 on Tue 9 Oct.", "fact": "1928-10-08T14:04:27Z → 1928-10-09T13:34:30Z" }, { "step": "kaala", "text": "Sunrise is at 05:27 on the 8th and 05:28 on the 9th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 8th and is on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 41481 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Mashhad, 1928: Tuesday 9 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-09", "confidence": "determinate" } ], "quote": "In Mashhad, Indirā Ekādaśī 1928 falls on Tuesday 9 October. Ekādaśī runs from 17:29 on Mon 8 Oct to 17:00 on Tue 9 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-10-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-10-10", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-10", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 181, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-10-10T16:55:46+03:26", "utc": "1928-10-10T13:29:46Z", "ms": -1300962613837.4282 }, "end": { "local": "1928-10-11T17:17:10+03:26", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-10T16:55:46+03:26", "utc": "1928-10-10T13:29:46Z", "ms": -1300962613837.4282 }, "end": { "local": "1928-10-11T17:17:10+03:26", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-10", "window": { "start": { "local": "1928-10-10T16:58:47+03:26", "utc": "1928-10-10T13:32:47Z", "ms": -1300962432910.5085 }, "end": { "local": "1928-10-10T18:39:04+03:26", "utc": "1928-10-10T15:13:04Z", "ms": -1300956416128.5178 } }, "covered_min": 100, "window_min": 100, "qualifies": true }, { "local_date": "1928-10-11", "window": { "start": { "local": "1928-10-11T16:57:24+03:26", "utc": "1928-10-11T13:31:24Z", "ms": -1300876115966.6091 }, "end": { "local": "1928-10-11T18:37:59+03:26", "utc": "1928-10-11T15:11:59Z", "ms": -1300870081126.9194 } }, "covered_min": 20, "window_min": 101, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:55 on Wed 10 Oct to 17:16 on Thu 11 Oct.", "fact": "1928-10-10T13:29:46Z → 1928-10-11T13:51:10Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:58–18:38 on the 10th, 16:56–18:37 on the 11th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 100 of 100 minutes on the 10th and 20 of 101 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 181 s < 300 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Wednesday 10 October.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-10", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-10", "confidence": "boundary" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Wednesday 10 October. Trayodaśī runs from 16:55 on Wed 10 Oct to 17:16 on Thu 11 Oct and covers all of pradoṣa that evening. It also reaches the next evening for 20 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 3 min 01 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-10-10", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-10-11", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17076, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-10-11T17:17:10+03:26", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "end": { "local": "1928-10-12T18:05:44+03:26", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-11T17:17:10+03:26", "utc": "1928-10-11T13:51:10Z", "ms": -1300874930134.4028 }, "end": { "local": "1928-10-12T18:05:44+03:26", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 } }, "kaala": "nishita", "days": [ { "local_date": "1928-10-11", "window": { "start": { "local": "1928-10-11T22:50:35+03:26", "utc": "1928-10-11T19:24:35Z", "ms": -1300854925317.7725 }, "end": { "local": "1928-10-11T23:38:35+03:26", "utc": "1928-10-11T20:12:35Z", "ms": -1300852045317.7725 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-10-12", "window": { "start": { "local": "1928-10-12T22:50:20+03:26", "utc": "1928-10-12T19:24:20Z", "ms": -1300768540162.8442 }, "end": { "local": "1928-10-12T23:38:20+03:26", "utc": "1928-10-12T20:12:20Z", "ms": -1300765660162.8442 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 17:16 on Thu 11 Oct to 18:05 on Fri 12 Oct.", "fact": "1928-10-11T13:51:10Z → 1928-10-12T14:39:44Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:50–23:38 on the 11th, 22:49–23:37 on the 12th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 11th and 0 of 48 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17076 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Thursday 11 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-11", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Thursday 11 October. Caturdaśī runs from 17:16 on Thu 11 Oct to 18:05 on Fri 12 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-10-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12394, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-10-12T18:05:44+03:26", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "end": { "local": "1928-10-13T19:22:11+03:26", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-12T18:05:44+03:26", "utc": "1928-10-12T14:39:44Z", "ms": -1300785615990.87 }, "end": { "local": "1928-10-13T19:22:11+03:26", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 } }, "kaala": "aparahna", "days": [ { "local_date": "1928-10-12", "window": { "start": { "local": "1928-10-12T12:22:19+03:26", "utc": "1928-10-12T08:56:19Z", "ms": -1300806220890.9958 }, "end": { "local": "1928-10-12T14:39:10+03:26", "utc": "1928-10-12T11:13:10Z", "ms": -1300798009631.6826 } }, "covered_min": 0, "window_min": 137, "qualifies": false }, { "local_date": "1928-10-13", "window": { "start": { "local": "1928-10-13T12:21:51+03:26", "utc": "1928-10-13T08:55:51Z", "ms": -1300719848840.73 }, "end": { "local": "1928-10-13T14:38:16+03:26", "utc": "1928-10-13T11:12:16Z", "ms": -1300711664469.867 } }, "covered_min": 136, "window_min": 136, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 18:05 on Fri 12 Oct to 19:21 on Sat 13 Oct.", "fact": "1928-10-12T14:39:44Z → 1928-10-13T15:56:11Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 12:21–14:38 on the 12th, 12:21–14:37 on the 13th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 0 of 137 minutes on the 12th and 136 of 136 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one afternoon qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12394 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Mashhad, 1928: Saturday 13 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": "1928-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-13", "confidence": "determinate" } ], "quote": "In Mashhad, Mahālaya Amāvāsyā 1928 falls on Saturday 13 October. Amāvasyā runs from 18:05 on Fri 12 Oct to 19:21 on Sat 13 Oct and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27872, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-10-13T19:22:11+03:26", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "end": { "local": "1928-10-14T21:06:11+03:26", "utc": "1928-10-14T17:40:11Z", "ms": -1300601988846.8074 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-13T19:22:11+03:26", "utc": "1928-10-13T15:56:11Z", "ms": -1300694628866.0212 }, "end": { "local": "1928-10-14T21:06:11+03:26", "utc": "1928-10-14T17:40:11Z", "ms": -1300601988846.8074 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-13", "window": { "start": { "local": "1928-10-13T10:49:39+03:26", "utc": "1928-10-13T07:23:39Z", "ms": -1300725381026.1616 }, "end": { "local": "1928-10-13T11:37:39+03:26", "utc": "1928-10-13T08:11:39Z", "ms": -1300722501026.1616 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-14", "window": { "start": { "local": "1928-10-14T10:49:25+03:26", "utc": "1928-10-14T07:23:25Z", "ms": -1300638995007.2563 }, "end": { "local": "1928-10-14T11:37:25+03:26", "utc": "1928-10-14T08:11:25Z", "ms": -1300636115007.2563 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:21 on Sat 13 Oct to 21:05 on Sun 14 Oct.", "fact": "1928-10-13T15:56:11Z → 1928-10-14T17:40:11Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:49–11:37 on the 13th, 10:48–11:36 on the 14th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 13th and 48 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27872 s" }, { "step": "ruling", "text": "Navarātrārambha, Mashhad, 1928: Sunday 14 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": "1928-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-14", "confidence": "determinate" } ], "quote": "In Mashhad, Navarātrārambha (Navratri) 1928 falls on Sunday 14 October. Pratipadā runs from 19:21 on Sat 13 Oct to 21:05 on Sun 14 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-10-17", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22899, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-17T01:45:08+03:26", "utc": "1928-10-16T22:19:08Z", "ms": -1300412451695.0671 }, "end": { "local": "1928-10-18T04:26:55+03:26", "utc": "1928-10-18T01:00:55Z", "ms": -1300316344507.409 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-17T01:45:08+03:26", "utc": "1928-10-16T22:19:08Z", "ms": -1300412451695.0671 }, "end": { "local": "1928-10-18T04:26:55+03:26", "utc": "1928-10-18T01:00:55Z", "ms": -1300316344507.409 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-17", "window": { "start": { "local": "1928-10-17T10:48:46+03:26", "utc": "1928-10-17T07:22:46Z", "ms": -1300379833652.754 }, "end": { "local": "1928-10-17T11:36:46+03:26", "utc": "1928-10-17T08:10:46Z", "ms": -1300376953652.754 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-10-18", "window": { "start": { "local": "1928-10-18T10:48:35+03:26", "utc": "1928-10-18T07:22:35Z", "ms": -1300293445385.3042 }, "end": { "local": "1928-10-18T11:36:35+03:26", "utc": "1928-10-18T08:10:35Z", "ms": -1300290565385.3042 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:44 on Wed 17 Oct to 04:26 on Thu 18 Oct.", "fact": "1928-10-16T22:19:08Z → 1928-10-18T01:00:55Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:48–11:36 on the 17th, 10:48–11:36 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 17th and 0 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22899 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Wednesday 17 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": "1928-10-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-17", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Wednesday 17 October. Caturthī runs from 01:44 on Wed 17 Oct to 04:26 on Thu 18 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-10-17", "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/1928/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11782, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-10-20T09:39:45+03:26", "utc": "1928-10-20T06:13:45Z", "ms": -1300124775251.99 }, "end": { "local": "1928-10-21T11:43:46+03:26", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-20T09:39:45+03:26", "utc": "1928-10-20T06:13:45Z", "ms": -1300124775251.99 }, "end": { "local": "1928-10-21T11:43:46+03:26", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 } }, "kaala": "udaya-1", "days": [ { "local_date": "1928-10-20", "window": { "start": { "local": "1928-10-20T05:38:57+03:26", "utc": "1928-10-20T02:12:57Z", "ms": -1300139223376.2498 }, "end": { "local": "1928-10-20T06:23:23+03:26", "utc": "1928-10-20T02:57:23Z", "ms": -1300136557197.6729 } }, "covered_min": 0, "window_min": 44, "qualifies": false }, { "local_date": "1928-10-21", "window": { "start": { "local": "1928-10-21T05:39:52+03:26", "utc": "1928-10-21T02:13:52Z", "ms": -1300052767931.8508 }, "end": { "local": "1928-10-21T06:24:10+03:26", "utc": "1928-10-21T02:58:10Z", "ms": -1300050110464.4385 } }, "covered_min": 44, "window_min": 44, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 09:39 on Sat 20 Oct to 11:43 on Sun 21 Oct.", "fact": "1928-10-20T06:13:45Z → 1928-10-21T08:17:46Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 05:38–06:22 on the 20th, 05:39–06:23 on the 21st.", "fact": "udaya-1: day-muhurta-1-1 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must hold through the first muhūrta after sunrise. It covers 0 of 44 minutes on the 20th and 44 of 44 on the 21st.", "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 11782 s" }, { "step": "ruling", "text": "Durgā Saptamī, Mashhad, 1928: Sunday 21 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": "1928-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-21", "confidence": "determinate" } ], "quote": "In Mashhad, Durgā Saptamī 1928 falls on Sunday 21 October. Saptamī runs from 09:39 on Sat 20 Oct to 11:43 on Sun 21 Oct and covers all of the first muhūrta after sunrise that morning.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 462, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-10-21T11:43:46+03:26", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "end": { "local": "1928-10-22T13:09:42+03:26", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-21T11:43:46+03:26", "utc": "1928-10-21T08:17:46Z", "ms": -1300030934442.6018 }, "end": { "local": "1928-10-22T13:09:42+03:26", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-21", "window": { "start": { "local": "1928-10-21T10:48:03+03:26", "utc": "1928-10-21T07:22:03Z", "ms": -1300034276926.2578 }, "end": { "local": "1928-10-21T11:36:03+03:26", "utc": "1928-10-21T08:10:03Z", "ms": -1300031396926.2578 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-22", "window": { "start": { "local": "1928-10-22T10:47:54+03:26", "utc": "1928-10-22T07:21:54Z", "ms": -1299947886171.4712 }, "end": { "local": "1928-10-22T11:35:54+03:26", "utc": "1928-10-22T08:09:54Z", "ms": -1299945006171.4712 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:43 on Sun 21 Oct to 13:09 on Mon 22 Oct.", "fact": "1928-10-21T08:17:46Z → 1928-10-22T09:43:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 21st, 10:47–11:35 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 21st and 48 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 462 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Mashhad, 1928: Monday 22 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": "1928-10-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-22", "confidence": "determinate" } ], "quote": "In Mashhad, Mahāṣṭamī (Durga Ashtami) 1928 falls on Monday 22 October. Aṣṭamī runs from 11:43 on Sun 21 Oct to 13:09 on Mon 22 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5628, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-10-22T13:09:42+03:26", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "end": { "local": "1928-10-23T13:49:09+03:26", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-22T13:09:42+03:26", "utc": "1928-10-22T09:43:42Z", "ms": -1299939377775.3933 }, "end": { "local": "1928-10-23T13:49:09+03:26", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-22", "window": { "start": { "local": "1928-10-22T10:47:54+03:26", "utc": "1928-10-22T07:21:54Z", "ms": -1299947886171.4712 }, "end": { "local": "1928-10-22T11:35:54+03:26", "utc": "1928-10-22T08:09:54Z", "ms": -1299945006171.4712 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-23", "window": { "start": { "local": "1928-10-23T10:47:45+03:26", "utc": "1928-10-23T07:21:45Z", "ms": -1299861494757.655 }, "end": { "local": "1928-10-23T11:35:45+03:26", "utc": "1928-10-23T08:09:45Z", "ms": -1299858614757.655 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 13:09 on Mon 22 Oct to 13:48 on Tue 23 Oct.", "fact": "1928-10-22T09:43:42Z → 1928-10-23T10:23:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 22nd, 10:47–11:35 on the 23rd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5628 s" }, { "step": "ruling", "text": "Mahānavamī, Mashhad, 1928: Tuesday 23 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": "1928-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-23", "confidence": "determinate" } ], "quote": "In Mashhad, Mahānavamī 1928 falls on Tuesday 23 October. Navamī runs from 13:09 on Mon 22 Oct to 13:48 on Tue 23 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7349, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1928-10-23T13:49:09+03:26", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "end": { "local": "1928-10-24T13:38:06+03:26", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-23T13:49:09+03:26", "utc": "1928-10-23T10:23:09Z", "ms": -1299850610710.5337 }, "end": { "local": "1928-10-24T13:38:06+03:26", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-10-23", "window": { "start": { "local": "1928-10-23T10:47:45+03:26", "utc": "1928-10-23T07:21:45Z", "ms": -1299861494757.655 }, "end": { "local": "1928-10-23T11:35:45+03:26", "utc": "1928-10-23T08:09:45Z", "ms": -1299858614757.655 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-10-24", "window": { "start": { "local": "1928-10-24T10:47:37+03:26", "utc": "1928-10-24T07:21:37Z", "ms": -1299775102669.7512 }, "end": { "local": "1928-10-24T11:35:37+03:26", "utc": "1928-10-24T08:09:37Z", "ms": -1299772222669.7512 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 13:48 on Tue 23 Oct to 13:37 on Wed 24 Oct.", "fact": "1928-10-23T10:23:09Z → 1928-10-24T10:12:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 23rd, 10:47–11:35 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Daśamī touches Śravaṇa in the day time on neither day, so the rest of the rule applies. Daśamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 7349 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Mashhad, 1928: Wednesday 24 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vijaya-dashami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara." } ], "not_evaluated": "The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day", "conjunction": { "nakshatra": "Śravaṇa", "kaala": "daytime" } }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-24", "confidence": "determinate" } ], "quote": "In Mashhad, Vijayā Daśamī (Dussehra) 1928 falls on Wednesday 24 October. Daśamī touches Śravaṇa in the day time on neither day, so madhyāhna decides. Daśamī runs from 13:48 on Tue 23 Oct to 13:37 on Wed 24 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-10-25", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24799, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-10-24T13:38:06+03:26", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "end": { "local": "1928-10-25T12:36:56+03:26", "utc": "1928-10-25T09:10:56Z", "ms": -1299682143932.4355 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-24T13:38:06+03:26", "utc": "1928-10-24T10:12:06Z", "ms": -1299764874056.8108 }, "end": { "local": "1928-10-25T12:36:56+03:26", "utc": "1928-10-25T09:10:56Z", "ms": -1299682143932.4355 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-10-24", "window": { "start": { "local": "1928-10-24T05:42:40+03:26", "utc": "1928-10-24T02:16:40Z", "ms": -1299793399594.7195 }, "end": { "local": "1928-10-24T05:42:40+03:26", "utc": "1928-10-24T02:16:40Z", "ms": -1299793399594.7195 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-10-25", "window": { "start": { "local": "1928-10-25T05:43:37+03:26", "utc": "1928-10-25T02:17:37Z", "ms": -1299706942823.3958 }, "end": { "local": "1928-10-25T05:43:37+03:26", "utc": "1928-10-25T02:17:37Z", "ms": -1299706942823.3958 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 13:37 on Wed 24 Oct to 12:36 on Thu 25 Oct.", "fact": "1928-10-24T10:12:06Z → 1928-10-25T09:10:56Z" }, { "step": "kaala", "text": "Sunrise is at 05:42 on the 24th and 05:43 on the 25th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 24th and is on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24799 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Mashhad, 1928: Thursday 25 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": "1928-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-25", "confidence": "determinate" } ], "quote": "In Mashhad, Pāśāṅkuśā Ekādaśī 1928 falls on Thursday 25 October. Ekādaśī runs from 13:37 on Wed 24 Oct to 12:36 on Thu 25 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-10-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-10-26", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20905, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-10-26T10:49:48+03:26", "utc": "1928-10-26T07:23:48Z", "ms": -1299602172462.2927 }, "end": { "local": "1928-10-27T08:23:33+03:26", "utc": "1928-10-27T04:57:33Z", "ms": -1299524546997.7559 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1928-10-26T10:49:48+03:26", "utc": "1928-10-26T07:23:48Z", "ms": -1299602172462.2927 }, "end": { "local": "1928-10-27T08:23:33+03:26", "utc": "1928-10-27T04:57:33Z", "ms": -1299524546997.7559 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-10-26", "window": { "start": { "local": "1928-10-26T16:38:13+03:26", "utc": "1928-10-26T13:12:13Z", "ms": -1299581267093.058 }, "end": { "local": "1928-10-26T18:23:11+03:26", "utc": "1928-10-26T14:57:11Z", "ms": -1299574968588.2837 } }, "covered_min": 105, "window_min": 105, "qualifies": true }, { "local_date": "1928-10-27", "window": { "start": { "local": "1928-10-27T16:37:04+03:26", "utc": "1928-10-27T13:11:04Z", "ms": -1299494936105.1934 }, "end": { "local": "1928-10-27T18:22:19+03:26", "utc": "1928-10-27T14:56:19Z", "ms": -1299488620699.9365 } }, "covered_min": 0, "window_min": 105, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:49 on Fri 26 Oct to 08:23 on Sat 27 Oct.", "fact": "1928-10-26T07:23:48Z → 1928-10-27T04:57:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:37–18:22 on the 26th, 16:36–18:21 on the 27th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 105 of 105 minutes on the 26th and 0 of 105 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20905 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Friday 26 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": "1928-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-26", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Friday 26 October. Trayodaśī runs from 10:49 on Fri 26 Oct to 08:23 on Sat 27 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-10-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9806, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-31T15:48:24+03:26", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T12:42:29+03:26", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-10-31T15:48:24+03:26", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T12:42:29+03:26", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-31", "window": { "start": { "local": "1928-10-31T18:31:50+03:26", "utc": "1928-10-31T15:05:50Z", "ms": -1299142450004.6306 }, "end": { "local": "1928-10-31T18:31:50+03:26", "utc": "1928-10-31T15:05:50Z", "ms": -1299142450004.6306 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-11-01", "window": { "start": { "local": "1928-11-01T19:26:57+03:26", "utc": "1928-11-01T16:00:57Z", "ms": -1299052743194.4192 }, "end": { "local": "1928-11-01T19:26:57+03:26", "utc": "1928-11-01T16:00:57Z", "ms": -1299052743194.4192 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:47 on Wed 31 Oct to 12:41 on Thu 1 Nov.", "fact": "1928-10-31T12:22:24Z → 1928-11-01T09:16:29Z" }, { "step": "kaala", "text": "Moonrise is at 18:31 on the 31st and 19:26 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 9806 s" }, { "step": "ruling", "text": "Karaka Caturthī, Mashhad, 1928: Wednesday 31 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "karaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Karaka caturthi (current at moon-rise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-31", "confidence": "determinate" } ], "quote": "In Mashhad, Karaka Caturthī (Karwa Chauth) 1928 falls on Wednesday 31 October. Caturthī runs from 15:47 on Wed 31 Oct to 12:41 on Thu 1 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-10-31", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9806, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-10-31T15:48:24+03:26", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T12:42:29+03:26", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-10-31T15:48:24+03:26", "utc": "1928-10-31T12:22:24Z", "ms": -1299152255548.0247 }, "end": { "local": "1928-11-01T12:42:29+03:26", "utc": "1928-11-01T09:16:29Z", "ms": -1299077010657.0815 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-10-31", "window": { "start": { "local": "1928-10-31T18:31:50+03:26", "utc": "1928-10-31T15:05:50Z", "ms": -1299142450004.6306 }, "end": { "local": "1928-10-31T18:31:50+03:26", "utc": "1928-10-31T15:05:50Z", "ms": -1299142450004.6306 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-11-01", "window": { "start": { "local": "1928-11-01T19:26:57+03:26", "utc": "1928-11-01T16:00:57Z", "ms": -1299052743194.4192 }, "end": { "local": "1928-11-01T19:26:57+03:26", "utc": "1928-11-01T16:00:57Z", "ms": -1299052743194.4192 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:47 on Wed 31 Oct to 12:41 on Thu 1 Nov.", "fact": "1928-10-31T12:22:24Z → 1928-11-01T09:16:29Z" }, { "step": "kaala", "text": "Moonrise is at 18:31 on the 31st and 19:26 on the 1st.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 31st and is not on the 1st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9806 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Wednesday 31 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-10-31", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Wednesday 31 October. Caturthī runs from 15:47 on Wed 31 Oct to 12:41 on Thu 1 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-10-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22872, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-11-04T06:08:07+03:26", "utc": "1928-11-04T02:42:07Z", "ms": -1298841472536.3389 }, "end": { "local": "1928-11-05T05:05:24+03:26", "utc": "1928-11-05T01:39:24Z", "ms": -1298758836119.6267 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-04T06:08:07+03:26", "utc": "1928-11-04T02:42:07Z", "ms": -1298841472536.3389 }, "end": { "local": "1928-11-05T05:05:24+03:26", "utc": "1928-11-05T01:39:24Z", "ms": -1298758836119.6267 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-11-03", "window": { "start": { "local": "1928-11-03T21:36:19+03:26", "utc": "1928-11-03T18:10:19Z", "ms": -1298872180859.8958 }, "end": { "local": "1928-11-03T21:36:19+03:26", "utc": "1928-11-03T18:10:19Z", "ms": -1298872180859.8958 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-04", "window": { "start": { "local": "1928-11-04T22:44:12+03:26", "utc": "1928-11-04T19:18:12Z", "ms": -1298781707924.688 }, "end": { "local": "1928-11-04T22:44:12+03:26", "utc": "1928-11-04T19:18:12Z", "ms": -1298781707924.688 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 06:07 on Sun 4 Nov to 05:04 on Mon 5 Nov.", "fact": "1928-11-04T02:42:07Z → 1928-11-05T01:39:24Z" }, { "step": "kaala", "text": "Moonrise is at 21:35 on the 3rd and 22:43 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22872 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Mashhad, 1928: Sunday 4 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ahoyi-ashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-04", "confidence": "determinate" } ], "quote": "In Mashhad, Ahoyī Aṣṭamī 1928 falls on Sunday 4 November. Aṣṭamī runs from 06:07 on Sun 4 Nov to 05:04 on Mon 5 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-11-07", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1353, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-11-07T04:50:21+03:26", "utc": "1928-11-07T01:24:21Z", "ms": -1298586939330.189 }, "end": { "local": "1928-11-08T05:34:51+03:26", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-07T04:50:21+03:26", "utc": "1928-11-07T01:24:21Z", "ms": -1298586939330.189 }, "end": { "local": "1928-11-08T05:34:51+03:26", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-11-07", "window": { "start": { "local": "1928-11-07T05:56:24+03:26", "utc": "1928-11-07T02:30:24Z", "ms": -1298582976457.916 }, "end": { "local": "1928-11-07T05:56:24+03:26", "utc": "1928-11-07T02:30:24Z", "ms": -1298582976457.916 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-11-08", "window": { "start": { "local": "1928-11-08T05:57:24+03:26", "utc": "1928-11-08T02:31:24Z", "ms": -1298496515645.465 }, "end": { "local": "1928-11-08T05:57:24+03:26", "utc": "1928-11-08T02:31:24Z", "ms": -1298496515645.465 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 04:49 on Wed 7 Nov to 05:34 on Thu 8 Nov.", "fact": "1928-11-07T01:24:21Z → 1928-11-08T02:08:51Z" }, { "step": "kaala", "text": "Sunrise is at 05:55 on the 7th and 05:56 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 7th and is not on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 1353 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Mashhad, 1928: Wednesday 7 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-07", "confidence": "determinate" } ], "quote": "In Mashhad, Ramā Ekādaśī 1928 falls on Wednesday 7 November. Ekādaśī runs from 04:49 on Wed 7 Nov to 05:34 on Thu 8 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-11-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34436, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-11-08T05:34:51+03:26", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "end": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-08T05:34:51+03:26", "utc": "1928-11-08T02:08:51Z", "ms": -1298497868667.4316 }, "end": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-08", "window": { "start": { "local": "1928-11-08T16:24:56+03:26", "utc": "1928-11-08T12:58:56Z", "ms": -1298458864367.737 }, "end": { "local": "1928-11-08T18:13:24+03:26", "utc": "1928-11-08T14:47:24Z", "ms": -1298452356406.5955 } }, "covered_min": 108, "window_min": 108, "qualifies": true }, { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T16:24:04+03:26", "utc": "1928-11-09T12:58:04Z", "ms": -1298372515730.149 }, "end": { "local": "1928-11-09T18:12:47+03:26", "utc": "1928-11-09T14:46:47Z", "ms": -1298365992769.6116 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 05:34 on Thu 8 Nov to 06:49 on Fri 9 Nov.", "fact": "1928-11-08T02:08:51Z → 1928-11-09T03:24:08Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:24–18:12 on the 8th, 16:23–18:12 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 108 of 108 minutes on the 8th and 0 of 109 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 34436 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Mashhad, 1928: Thursday 8 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govatsa-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-08", "confidence": "determinate" } ], "quote": "In Mashhad, Govatsa Dvādaśī (Vasu Baras) 1928 falls on Thursday 8 November. Dvādaśī runs from 05:34 on Thu 8 Nov to 06:49 on Fri 9 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28249, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T16:24:04+03:26", "utc": "1928-11-09T12:58:04Z", "ms": -1298372515730.149 }, "end": { "local": "1928-11-09T18:12:47+03:26", "utc": "1928-11-09T14:46:47Z", "ms": -1298365992769.6116 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T16:23:14+03:26", "utc": "1928-11-10T12:57:14Z", "ms": -1298286165516.4436 }, "end": { "local": "1928-11-10T18:12:12+03:26", "utc": "1928-11-10T14:46:12Z", "ms": -1298279627750.935 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:49 on Fri 9 Nov to 08:31 on Sat 10 Nov.", "fact": "1928-11-09T03:24:08Z → 1928-11-10T05:06:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:23–18:12 on the 9th, 16:22–18:11 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 109 of 109 minutes on the 9th and 0 of 109 on the 10th.", "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 28249 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Mashhad, 1928: Friday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-09", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Dīpadāna 1928 falls on Friday 9 November. Trayodaśī runs from 06:49 on Fri 9 Nov to 08:31 on Sat 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-11-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28249, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-09T06:50:08+03:26", "utc": "1928-11-09T03:24:08Z", "ms": -1298406952191.938 }, "end": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T16:24:04+03:26", "utc": "1928-11-09T12:58:04Z", "ms": -1298372515730.149 }, "end": { "local": "1928-11-09T18:12:47+03:26", "utc": "1928-11-09T14:46:47Z", "ms": -1298365992769.6116 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T16:23:14+03:26", "utc": "1928-11-10T12:57:14Z", "ms": -1298286165516.4436 }, "end": { "local": "1928-11-10T18:12:12+03:26", "utc": "1928-11-10T14:46:12Z", "ms": -1298279627750.935 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:49 on Fri 9 Nov to 08:31 on Sat 10 Nov.", "fact": "1928-11-09T03:24:08Z → 1928-11-10T05:06:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:23–18:12 on the 9th, 16:22–18:11 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 109 of 109 minutes on the 9th and 0 of 109 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28249 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Friday 9 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-09", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Friday 9 November. Trayodaśī runs from 06:49 on Fri 9 Nov to 08:31 on Sat 10 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-11-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-11-10", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32200, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-09", "window": { "start": { "local": "1928-11-09T22:47:45+03:26", "utc": "1928-11-09T19:21:45Z", "ms": -1298349494628.1335 }, "end": { "local": "1928-11-09T23:35:45+03:26", "utc": "1928-11-09T20:09:45Z", "ms": -1298346614628.1335 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T22:47:51+03:26", "utc": "1928-11-10T19:21:51Z", "ms": -1298263088895.7861 }, "end": { "local": "1928-11-10T23:35:51+03:26", "utc": "1928-11-10T20:09:51Z", "ms": -1298260208895.7861 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:31 on Sat 10 Nov to 10:37 on Sun 11 Nov.", "fact": "1928-11-10T05:06:25Z → 1928-11-11T07:11:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:47–23:35 on the 9th, 22:47–23:35 on the 10th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32200 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Saturday 10 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": "1928-11-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-10", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Saturday 10 November. Caturdaśī runs from 08:31 on Sat 10 Nov to 10:37 on Sun 11 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-11-10", "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/1928/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9179, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-10T08:32:25+03:26", "utc": "1928-11-10T05:06:25Z", "ms": -1298314414502.3662 }, "end": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 } }, "kaala": "arunodaya", "days": [ { "local_date": "1928-11-10", "window": { "start": { "local": "1928-11-10T04:10:44+03:26", "utc": "1928-11-10T00:44:44Z", "ms": -1298330116486.6555 }, "end": { "local": "1928-11-10T05:59:26+03:26", "utc": "1928-11-10T02:33:26Z", "ms": -1298323593526.1182 } }, "covered_min": 0, "window_min": 109, "qualifies": false }, { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T04:11:30+03:26", "utc": "1928-11-11T00:45:30Z", "ms": -1298243670040.6375 }, "end": { "local": "1928-11-11T06:00:28+03:26", "utc": "1928-11-11T02:34:28Z", "ms": -1298237132275.129 } }, "covered_min": 109, "window_min": 109, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:31 on Sat 10 Nov to 10:37 on Sun 11 Nov.", "fact": "1928-11-10T05:06:25Z → 1928-11-11T07:11:38Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:10–05:58 on the 10th, 04:10–05:59 on the 11th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 0 of 109 minutes on the 10th and 109 of 109 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 9179 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Mashhad, 1928: Sunday 11 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "determinate" } ], "quote": "In Mashhad, Naraka Caturdaśī (Choti Diwali) 1928 falls on Sunday 11 November. Caturdaśī runs from 08:31 on Sat 10 Nov to 10:37 on Sun 11 Nov and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12026, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T16:22:26+03:26", "utc": "1928-11-11T12:56:26Z", "ms": -1298199813699.2522 }, "end": { "local": "1928-11-11T18:11:39+03:26", "utc": "1928-11-11T14:45:39Z", "ms": -1298193261330.9175 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T16:21:40+03:26", "utc": "1928-11-12T12:55:40Z", "ms": -1298113460251.8354 }, "end": { "local": "1928-11-12T18:11:07+03:26", "utc": "1928-11-12T14:45:07Z", "ms": -1298106893490.6704 } }, "covered_min": 0, "window_min": 109, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 10:37 on Sun 11 Nov to 13:00 on Mon 12 Nov.", "fact": "1928-11-11T07:11:38Z → 1928-11-12T09:35:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:21–18:11 on the 11th, 16:21–18:10 on the 12th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 109 of 109 minutes on the 11th and 0 of 109 on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12026 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Mashhad, 1928: Sunday 11 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "determinate" } ], "quote": "In Mashhad, Lakṣmī Pūjā (Diwali) 1928 falls on Sunday 11 November. Amāvasyā runs from 10:37 on Sun 11 Nov to 13:00 on Mon 12 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35211, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-11T10:37:38+03:26", "utc": "1928-11-11T07:11:38Z", "ms": -1298220502190.8662 }, "end": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-11", "window": { "start": { "local": "1928-11-11T22:47:58+03:26", "utc": "1928-11-11T19:21:58Z", "ms": -1298176682317.997 }, "end": { "local": "1928-11-11T23:35:58+03:26", "utc": "1928-11-11T20:09:58Z", "ms": -1298173802317.997 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T22:48:05+03:26", "utc": "1928-11-12T19:22:05Z", "ms": -1298090274897.4668 }, "end": { "local": "1928-11-12T23:36:05+03:26", "utc": "1928-11-12T20:10:05Z", "ms": -1298087394897.4668 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 10:37 on Sun 11 Nov to 13:00 on Mon 12 Nov.", "fact": "1928-11-11T07:11:38Z → 1928-11-12T09:35:14Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:47–23:35 on the 11th, 22:47–23:35 on the 12th.", "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 11th and 0 of 48 on the 12th.", "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 35211 s" }, { "step": "ruling", "text": "Kālī Pūjā, Mashhad, 1928: Sunday 11 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-11", "confidence": "determinate" } ], "quote": "In Mashhad, Kālī Pūjā 1928 falls on Sunday 11 November. Amāvasyā runs from 10:37 on Sun 11 Nov to 13:00 on Mon 12 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2573, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T16:21:40+03:26", "utc": "1928-11-12T12:55:40Z", "ms": -1298113460251.8354 }, "end": { "local": "1928-11-12T18:11:07+03:26", "utc": "1928-11-12T14:45:07Z", "ms": -1298106893490.6704 } }, "covered_min": 109, "window_min": 109, "qualifies": true }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T16:20:55+03:26", "utc": "1928-11-13T12:54:55Z", "ms": -1298027105148.0364 }, "end": { "local": "1928-11-13T18:10:36+03:26", "utc": "1928-11-13T14:44:36Z", "ms": -1298020524212.0103 } }, "covered_min": 0, "window_min": 110, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:21–18:10 on the 12th, 16:20–18:10 on the 13th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 109 of 109 minutes on the 12th and 0 of 110 on the 13th.", "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 2573 s" }, { "step": "ruling", "text": "Bali Pūjā, Mashhad, 1928: Monday 12 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": "1928-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-12", "confidence": "determinate" } ], "quote": "In Mashhad, Bali Pūjā 1928 falls on Monday 12 November. Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5139, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T10:47:34+03:26", "utc": "1928-11-12T07:21:34Z", "ms": -1298133505594.2888 }, "end": { "local": "1928-11-12T11:35:34+03:26", "utc": "1928-11-12T08:09:34Z", "ms": -1298130625594.2888 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T10:47:43+03:26", "utc": "1928-11-13T07:21:43Z", "ms": -1298047097345.5674 }, "end": { "local": "1928-11-13T11:35:43+03:26", "utc": "1928-11-13T08:09:43Z", "ms": -1298044217345.5674 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 12th, 10:47–11:35 on the 13th.", "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 12th and 48 of 48 on the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 5139 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Mashhad, 1928: Tuesday 13 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": "1928-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-13", "confidence": "determinate" } ], "quote": "In Mashhad, Govardhana Pūjā 1928 falls on Tuesday 13 November. Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12781, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-12T13:01:14+03:26", "utc": "1928-11-12T09:35:14Z", "ms": -1298125486270.5225 }, "end": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-11-12", "window": { "start": { "local": "1928-11-12T06:01:29+03:26", "utc": "1928-11-12T02:35:29Z", "ms": -1298150670936.7422 }, "end": { "local": "1928-11-12T09:28:13+03:26", "utc": "1928-11-12T06:02:13Z", "ms": -1298138267375.1067 } }, "covered_min": 0, "window_min": 207, "qualifies": false }, { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T06:02:30+03:26", "utc": "1928-11-13T02:36:30Z", "ms": -1298064209543.0981 }, "end": { "local": "1928-11-13T09:28:39+03:26", "utc": "1928-11-13T06:02:39Z", "ms": -1298051841411.411 } }, "covered_min": 206, "window_min": 206, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov.", "fact": "1928-11-12T09:35:14Z → 1928-11-13T12:12:02Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:00–09:27 on the 12th, 06:02–09:28 on the 13th.", "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 207 minutes on the 12th and 206 of 206 on the 13th.", "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 12781 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Mashhad, 1928: Tuesday 13 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": "1928-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-13", "confidence": "determinate" } ], "quote": "In Mashhad, Dyūta Pratipad 1928 falls on Tuesday 13 November. Pratipadā runs from 13:00 on Mon 12 Nov to 15:37 on Tue 13 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14539, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "end": { "local": "1928-11-14T18:21:49+03:26", "utc": "1928-11-14T14:55:49Z", "ms": -1297933451004.056 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-13T15:38:02+03:26", "utc": "1928-11-13T12:12:02Z", "ms": -1298029677930.0996 }, "end": { "local": "1928-11-14T18:21:49+03:26", "utc": "1928-11-14T14:55:49Z", "ms": -1297933451004.056 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-13", "window": { "start": { "local": "1928-11-13T10:47:43+03:26", "utc": "1928-11-13T07:21:43Z", "ms": -1298047097345.5674 }, "end": { "local": "1928-11-13T11:35:43+03:26", "utc": "1928-11-13T08:09:43Z", "ms": -1298044217345.5674 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-14", "window": { "start": { "local": "1928-11-14T10:47:52+03:26", "utc": "1928-11-14T07:21:52Z", "ms": -1297960688245.0464 }, "end": { "local": "1928-11-14T11:35:52+03:26", "utc": "1928-11-14T08:09:52Z", "ms": -1297957808245.0464 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 15:37 on Tue 13 Nov to 18:21 on Wed 14 Nov.", "fact": "1928-11-13T12:12:02Z → 1928-11-14T14:55:49Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 13th, 10:47–11:35 on the 14th.", "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 13th and 48 of 48 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 14539 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Mashhad, 1928: Wednesday 14 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": "1928-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-14", "confidence": "determinate" } ], "quote": "In Mashhad, Yama Dvitīyā (Bhai Dooj) 1928 falls on Wednesday 14 November. Dvitīyā runs from 15:37 on Tue 13 Nov to 18:21 on Wed 14 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34138, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-15T21:05:00+03:26", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-16T23:38:38+03:26", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-15T21:05:00+03:26", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-16T23:38:38+03:26", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-15", "window": { "start": { "local": "1928-11-15T10:48:02+03:26", "utc": "1928-11-15T07:22:02Z", "ms": -1297874278297.713 }, "end": { "local": "1928-11-15T11:36:02+03:26", "utc": "1928-11-15T08:10:02Z", "ms": -1297871398297.713 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-16", "window": { "start": { "local": "1928-11-16T10:48:12+03:26", "utc": "1928-11-16T07:22:12Z", "ms": -1297787867509.467 }, "end": { "local": "1928-11-16T11:36:12+03:26", "utc": "1928-11-16T08:10:12Z", "ms": -1297784987509.467 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:04 on Thu 15 Nov to 23:38 on Fri 16 Nov.", "fact": "1928-11-15T17:39:00Z → 1928-11-16T20:12:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 15th, 10:47–11:35 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 34138 s" }, { "step": "ruling", "text": "Nāga Caturthī, Mashhad, 1928: Friday 16 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": "1928-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-16", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Caturthī 1928 falls on Friday 16 November. Caturthī runs from 21:04 on Thu 15 Nov to 23:38 on Fri 16 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/vinayaka-chaturthi?on=1928-11-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34138, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-15T21:05:00+03:26", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-16T23:38:38+03:26", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-15T21:05:00+03:26", "utc": "1928-11-15T17:39:00Z", "ms": -1297837260081.9656 }, "end": { "local": "1928-11-16T23:38:38+03:26", "utc": "1928-11-16T20:12:38Z", "ms": -1297741641503.0093 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-15", "window": { "start": { "local": "1928-11-15T10:48:02+03:26", "utc": "1928-11-15T07:22:02Z", "ms": -1297874278297.713 }, "end": { "local": "1928-11-15T11:36:02+03:26", "utc": "1928-11-15T08:10:02Z", "ms": -1297871398297.713 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-16", "window": { "start": { "local": "1928-11-16T10:48:12+03:26", "utc": "1928-11-16T07:22:12Z", "ms": -1297787867509.467 }, "end": { "local": "1928-11-16T11:36:12+03:26", "utc": "1928-11-16T08:10:12Z", "ms": -1297784987509.467 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 21:04 on Thu 15 Nov to 23:38 on Fri 16 Nov.", "fact": "1928-11-15T17:39:00Z → 1928-11-16T20:12:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:47–11:35 on the 15th, 10:47–11:35 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 34138 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Friday 16 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": "1928-11-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-16", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Friday 16 November. Caturthī runs from 21:04 on Thu 15 Nov to 23:38 on Fri 16 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-11-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25862, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-11-18T01:52:53+03:26", "utc": "1928-11-17T22:26:53Z", "ms": -1297647187470.092 }, "end": { "local": "1928-11-19T03:37:48+03:26", "utc": "1928-11-19T00:11:48Z", "ms": -1297554492107.779 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-18T01:52:53+03:26", "utc": "1928-11-17T22:26:53Z", "ms": -1297647187470.092 }, "end": { "local": "1928-11-19T03:37:48+03:26", "utc": "1928-11-19T00:11:48Z", "ms": -1297554492107.779 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-18", "window": { "start": { "local": "1928-11-18T10:48:37+03:26", "utc": "1928-11-18T07:22:37Z", "ms": -1297615043438.0994 }, "end": { "local": "1928-11-18T11:36:37+03:26", "utc": "1928-11-18T08:10:37Z", "ms": -1297612163438.0994 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-19", "window": { "start": { "local": "1928-11-19T10:48:50+03:26", "utc": "1928-11-19T07:22:50Z", "ms": -1297528630170.8882 }, "end": { "local": "1928-11-19T11:36:50+03:26", "utc": "1928-11-19T08:10:50Z", "ms": -1297525750170.8882 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 01:52 on Sun 18 Nov to 03:37 on Mon 19 Nov.", "fact": "1928-11-17T22:26:53Z → 1928-11-19T00:11:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:48–11:36 on the 18th, 10:48–11:36 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25862 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Mashhad, 1928: Sunday 18 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": "1928-11-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-18", "confidence": "determinate" } ], "quote": "In Mashhad, Sūrya Ṣaṣṭhī (Chhath) 1928 falls on Sunday 18 November. Ṣaṣṭhī runs from 01:52 on Sun 18 Nov to 03:37 on Mon 19 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20536, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1928-11-20T04:44:40+03:26", "utc": "1928-11-20T01:18:40Z", "ms": -1297464080121.4312 }, "end": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-20T04:44:40+03:26", "utc": "1928-11-20T01:18:40Z", "ms": -1297464080121.4312 }, "end": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-20", "window": { "start": { "local": "1928-11-20T10:49:04+03:26", "utc": "1928-11-20T07:23:04Z", "ms": -1297442216094.454 }, "end": { "local": "1928-11-20T11:37:04+03:26", "utc": "1928-11-20T08:11:04Z", "ms": -1297439336094.454 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T10:49:19+03:26", "utc": "1928-11-21T07:23:19Z", "ms": -1297355801218.3914 }, "end": { "local": "1928-11-21T11:37:19+03:26", "utc": "1928-11-21T08:11:19Z", "ms": -1297352921218.3914 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 04:44 on Tue 20 Nov to 05:06 on Wed 21 Nov.", "fact": "1928-11-20T01:18:40Z → 1928-11-21T01:41:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:48–11:36 on the 20th, 10:48–11:36 on the 21st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20536 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Mashhad, 1928: Tuesday 20 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": "1928-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-20", "confidence": "determinate" } ], "quote": "In Mashhad, Gopāṣṭamī 1928 falls on Tuesday 20 November. Aṣṭamī runs from 04:44 on Tue 20 Nov to 05:06 on Wed 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3817, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T04:41:35+03:26", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T04:41:35+03:26", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 } }, "kaala": "purvahna", "days": [ { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T06:10:39+03:26", "utc": "1928-11-21T02:44:39Z", "ms": -1297372520706.8823 }, "end": { "local": "1928-11-21T09:32:26+03:26", "utc": "1928-11-21T06:06:26Z", "ms": -1297360414381.2217 } }, "covered_min": 202, "window_min": 202, "qualifies": true }, { "local_date": "1928-11-22", "window": { "start": { "local": "1928-11-22T06:11:40+03:26", "utc": "1928-11-22T02:45:40Z", "ms": -1297286060473.3987 }, "end": { "local": "1928-11-22T09:32:56+03:26", "utc": "1928-11-22T06:06:56Z", "ms": -1297273983859.6135 } }, "covered_min": 0, "window_min": 201, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 05:06 on Wed 21 Nov to 04:41 on Thu 22 Nov.", "fact": "1928-11-21T01:41:02Z → 1928-11-22T01:15:35Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:10–09:31 on the 21st, 06:11–09:32 on the 22nd.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 202 of 202 minutes on the 21st and 0 of 201 on the 22nd.", "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 3817 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Mashhad, 1928: Wednesday 21 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "akshaya-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-21", "confidence": "determinate" } ], "quote": "In Mashhad, Akṣaya Navamī (Amla Navami) 1928 falls on Wednesday 21 November. Navamī runs from 05:06 on Wed 21 Nov to 04:41 on Thu 22 Nov and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20536, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T04:41:35+03:26", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-21T05:07:02+03:26", "utc": "1928-11-21T01:41:02Z", "ms": -1297376337639.2366 }, "end": { "local": "1928-11-22T04:41:35+03:26", "utc": "1928-11-22T01:15:35Z", "ms": -1297291464790.8113 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-21", "window": { "start": { "local": "1928-11-21T10:49:19+03:26", "utc": "1928-11-21T07:23:19Z", "ms": -1297355801218.3914 }, "end": { "local": "1928-11-21T11:37:19+03:26", "utc": "1928-11-21T08:11:19Z", "ms": -1297352921218.3914 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-22", "window": { "start": { "local": "1928-11-22T10:49:34+03:26", "utc": "1928-11-22T07:23:34Z", "ms": -1297269385552.721 }, "end": { "local": "1928-11-22T11:37:34+03:26", "utc": "1928-11-22T08:11:34Z", "ms": -1297266505552.721 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 05:06 on Wed 21 Nov to 04:41 on Thu 22 Nov.", "fact": "1928-11-21T01:41:02Z → 1928-11-22T01:15:35Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:48–11:36 on the 21st, 10:49–11:37 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 20536 s" }, { "step": "ruling", "text": "Durgā Navamī, Mashhad, 1928: Wednesday 21 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": "1928-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-21", "confidence": "determinate" } ], "quote": "In Mashhad, Durgā Navamī 1928 falls on Wednesday 21 November. Navamī runs from 05:06 on Wed 21 Nov to 04:41 on Thu 22 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-11-23", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9860, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-11-23T03:28:20+03:26", "utc": "1928-11-23T00:02:20Z", "ms": -1297209460243.936 }, "end": { "local": "1928-11-24T01:30:25+03:26", "utc": "1928-11-23T22:04:25Z", "ms": -1297130135411.7097 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-23T03:28:20+03:26", "utc": "1928-11-23T00:02:20Z", "ms": -1297209460243.936 }, "end": { "local": "1928-11-24T01:30:25+03:26", "utc": "1928-11-23T22:04:25Z", "ms": -1297130135411.7097 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-11-23", "window": { "start": { "local": "1928-11-23T06:12:39+03:26", "utc": "1928-11-23T02:46:39Z", "ms": -1297199600568.8452 }, "end": { "local": "1928-11-23T06:12:39+03:26", "utc": "1928-11-23T02:46:39Z", "ms": -1297199600568.8452 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-11-24", "window": { "start": { "local": "1928-11-24T06:13:39+03:26", "utc": "1928-11-24T02:47:39Z", "ms": -1297113141033.8833 }, "end": { "local": "1928-11-24T06:13:39+03:26", "utc": "1928-11-24T02:47:39Z", "ms": -1297113141033.8833 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 03:27 on Fri 23 Nov to 01:29 on Sat 24 Nov.", "fact": "1928-11-23T00:02:20Z → 1928-11-23T22:04:25Z" }, { "step": "kaala", "text": "Sunrise is at 06:12 on the 23rd and 06:13 on the 24th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 23rd and is not on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9860 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Mashhad, 1928: Friday 23 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": "1928-11-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-23", "confidence": "determinate" } ], "quote": "In Mashhad, Prabodhinī Ekādaśī 1928 falls on Friday 23 November. Ekādaśī runs from 03:27 on Fri 23 Nov to 01:29 on Sat 24 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-11-23", "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/1928/pradosha-vrata?on=1928-11-25", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5936, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-11-24T22:53:32+03:26", "utc": "1928-11-24T19:27:32Z", "ms": -1297053147553.25 }, "end": { "local": "1928-11-25T19:45:21+03:26", "utc": "1928-11-25T16:19:21Z", "ms": -1296978039360.55 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-24T22:53:32+03:26", "utc": "1928-11-24T19:27:32Z", "ms": -1297053147553.25 }, "end": { "local": "1928-11-25T19:45:21+03:26", "utc": "1928-11-25T16:19:21Z", "ms": -1296978039360.55 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-11-24", "window": { "start": { "local": "1928-11-24T16:14:37+03:26", "utc": "1928-11-24T12:48:37Z", "ms": -1297077082753.4226 }, "end": { "local": "1928-11-24T18:06:37+03:26", "utc": "1928-11-24T14:40:37Z", "ms": -1297070362640.7456 } }, "covered_min": 0, "window_min": 112, "qualifies": false }, { "local_date": "1928-11-25", "window": { "start": { "local": "1928-11-25T16:14:14+03:26", "utc": "1928-11-25T12:48:14Z", "ms": -1296990705933.2676 }, "end": { "local": "1928-11-25T18:06:25+03:26", "utc": "1928-11-25T14:40:25Z", "ms": -1296983974906.3193 } }, "covered_min": 112, "window_min": 112, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:53 on Sat 24 Nov to 19:44 on Sun 25 Nov.", "fact": "1928-11-24T19:27:32Z → 1928-11-25T16:19:21Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:14–18:06 on the 24th, 16:13–18:05 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 112 minutes on the 24th and 112 of 112 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5936 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Sunday 25 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": "1928-11-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-25", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Sunday 25 November. Trayodaśī runs from 22:53 on Sat 24 Nov to 19:44 on Sun 25 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-11-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23790, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-11-26T16:14:44+03:26", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T12:31:25+03:26", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-26T16:14:44+03:26", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T12:31:25+03:26", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 } }, "kaala": "nishita", "days": [ { "local_date": "1928-11-26", "window": { "start": { "local": "1928-11-26T22:51:14+03:26", "utc": "1928-11-26T19:25:14Z", "ms": -1296880486104.0771 }, "end": { "local": "1928-11-26T23:39:14+03:26", "utc": "1928-11-26T20:13:14Z", "ms": -1296877606104.0771 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1928-11-27", "window": { "start": { "local": "1928-11-27T22:51:33+03:26", "utc": "1928-11-27T19:25:33Z", "ms": -1296794066906.8264 }, "end": { "local": "1928-11-27T23:39:33+03:26", "utc": "1928-11-27T20:13:33Z", "ms": -1296791186906.8264 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:14 on Mon 26 Nov to 12:30 on Tue 27 Nov.", "fact": "1928-11-26T12:48:44Z → 1928-11-27T09:05:25Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:50–23:38 on the 26th, 22:51–23:39 on the 27th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during niśītha. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23790 s" }, { "step": "ruling", "text": "Rāsayātrā, Mashhad, 1928: Monday 26 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rasayatra", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rasayatra, (nisithavyapini, i.e. covering a period from 24 minutes before to 24 minutes after midnight. If occurs on two days or does not occur on any day, it is to be observed on the second day), Puskar Fair. Ratha yatra (Jain), Tripurotsava (evening), Kedara vrata (Orissa), Kartiki purnima." } ], "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-26", "confidence": "determinate" } ], "quote": "In Mashhad, Rāsayātrā 1928 falls on Monday 26 November. Pūrṇimā runs from 16:14 on Mon 26 Nov to 12:30 on Tue 27 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3140, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-11-26T16:14:44+03:26", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T12:31:25+03:26", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1928-11-26T16:14:44+03:26", "utc": "1928-11-26T12:48:44Z", "ms": -1296904275973.6936 }, "end": { "local": "1928-11-27T12:31:25+03:26", "utc": "1928-11-27T09:05:25Z", "ms": -1296831275270.6235 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-11-26", "window": { "start": { "local": "1928-11-26T10:50:45+03:26", "utc": "1928-11-26T07:24:45Z", "ms": -1296923715199.3203 }, "end": { "local": "1928-11-26T11:38:45+03:26", "utc": "1928-11-26T08:12:45Z", "ms": -1296920835199.3203 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-11-27", "window": { "start": { "local": "1928-11-27T10:51:04+03:26", "utc": "1928-11-27T07:25:04Z", "ms": -1296837295739.458 }, "end": { "local": "1928-11-27T11:39:04+03:26", "utc": "1928-11-27T08:13:04Z", "ms": -1296834415739.458 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 16:14 on Mon 26 Nov to 12:30 on Tue 27 Nov.", "fact": "1928-11-26T12:48:44Z → 1928-11-27T09:05:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:50–11:38 on the 26th, 10:50–11:38 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during madhyāhna. It covers 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3140 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Mashhad, 1928: Tuesday 27 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": "1928-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-27", "confidence": "determinate" } ], "quote": "In Mashhad, Kārtikī Pūrṇimā 1928 falls on Tuesday 27 November. Pūrṇimā runs from 16:14 on Mon 26 Nov to 12:30 on Tue 27 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-11-30", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-11-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12782, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-11-30T01:46:13+03:26", "utc": "1928-11-29T22:20:13Z", "ms": -1296610786562.933 }, "end": { "local": "1928-11-30T22:52:11+03:26", "utc": "1928-11-30T19:26:11Z", "ms": -1296534828905.6206 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-11-30T01:46:13+03:26", "utc": "1928-11-29T22:20:13Z", "ms": -1296610786562.933 }, "end": { "local": "1928-11-30T22:52:11+03:26", "utc": "1928-11-30T19:26:11Z", "ms": -1296534828905.6206 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-11-29", "window": { "start": { "local": "1928-11-29T18:11:03+03:26", "utc": "1928-11-29T14:45:03Z", "ms": -1296638096607.5627 }, "end": { "local": "1928-11-29T18:11:03+03:26", "utc": "1928-11-29T14:45:03Z", "ms": -1296638096607.5627 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-11-30", "window": { "start": { "local": "1928-11-30T19:19:09+03:26", "utc": "1928-11-30T15:53:09Z", "ms": -1296547611159.703 }, "end": { "local": "1928-11-30T19:19:09+03:26", "utc": "1928-11-30T15:53:09Z", "ms": -1296547611159.703 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 01:45 on Fri 30 Nov to 22:51 on Fri 30 Nov.", "fact": "1928-11-29T22:20:13Z → 1928-11-30T19:26:11Z" }, { "step": "kaala", "text": "Moonrise is at 18:10 on the 29th and 19:18 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 29th and is on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12782 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Friday 30 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-11-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-11-30", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Friday 30 November. Caturthī runs from 01:45 on Fri 30 Nov to 22:51 on Fri 30 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-11-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/ekadashi?on=1928-12-07", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30122, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-12-06T20:07:25+03:26", "utc": "1928-12-06T16:41:25Z", "ms": -1296026315087.4712 }, "end": { "local": "1928-12-07T22:04:29+03:26", "utc": "1928-12-07T18:38:29Z", "ms": -1295932891168.6724 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-06T20:07:25+03:26", "utc": "1928-12-06T16:41:25Z", "ms": -1296026315087.4712 }, "end": { "local": "1928-12-07T22:04:29+03:26", "utc": "1928-12-07T18:38:29Z", "ms": -1295932891168.6724 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-12-07", "window": { "start": { "local": "1928-12-07T06:25:41+03:26", "utc": "1928-12-07T02:59:41Z", "ms": -1295989219197.1714 }, "end": { "local": "1928-12-07T06:25:41+03:26", "utc": "1928-12-07T02:59:41Z", "ms": -1295989219197.1714 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-12-08", "window": { "start": { "local": "1928-12-08T06:26:31+03:26", "utc": "1928-12-08T03:00:31Z", "ms": -1295902769267.2266 }, "end": { "local": "1928-12-08T06:26:31+03:26", "utc": "1928-12-08T03:00:31Z", "ms": -1295902769267.2266 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:06 on Thu 6 Dec to 22:03 on Fri 7 Dec.", "fact": "1928-12-06T16:41:25Z → 1928-12-07T18:38:29Z" }, { "step": "kaala", "text": "Sunrise is at 06:25 on the 7th and 06:26 on the 8th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 7th and is not on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 30122 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Mashhad, 1928: Friday 7 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-12-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-07", "confidence": "determinate" } ], "quote": "In Mashhad, Utpannā Ekādaśī 1928 falls on Friday 7 December. Ekādaśī runs from 20:06 on Thu 6 Dec to 22:03 on Fri 7 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-12-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/pradosha-vrata?on=1928-12-09", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22805, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-12-09T00:26:20+03:26", "utc": "1928-12-08T21:00:20Z", "ms": -1295837979673.911 }, "end": { "local": "1928-12-10T03:03:47+03:26", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-09T00:26:20+03:26", "utc": "1928-12-08T21:00:20Z", "ms": -1295837979673.911 }, "end": { "local": "1928-12-10T03:03:47+03:26", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-08", "window": { "start": { "local": "1928-12-08T16:12:15+03:26", "utc": "1928-12-08T12:46:15Z", "ms": -1295867625153.3872 }, "end": { "local": "1928-12-08T18:06:15+03:26", "utc": "1928-12-08T14:40:15Z", "ms": -1295860784518.0974 } }, "covered_min": 0, "window_min": 114, "qualifies": false }, { "local_date": "1928-12-09", "window": { "start": { "local": "1928-12-09T16:12:20+03:26", "utc": "1928-12-09T12:46:20Z", "ms": -1295781220065.864 }, "end": { "local": "1928-12-09T18:06:26+03:26", "utc": "1928-12-09T14:40:26Z", "ms": -1295774373738.9968 } }, "covered_min": 114, "window_min": 114, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:25 on Sun 9 Dec to 03:03 on Mon 10 Dec.", "fact": "1928-12-08T21:00:20Z → 1928-12-09T23:37:47Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:11–18:05 on the 8th, 16:11–18:05 on the 9th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 114 minutes on the 8th and 114 of 114 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22805 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Mashhad, 1928: Sunday 9 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": "1928-12-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-09", "confidence": "determinate" } ], "quote": "In Mashhad, Kṛṣṇa Pradoṣa Vrata 1928 falls on Sunday 9 December. Trayodaśī runs from 00:25 on Sun 9 Dec to 03:03 on Mon 10 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-12-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/shivaratri?on=1928-12-10", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11973, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1928-12-10T03:03:47+03:26", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "end": { "local": "1928-12-11T05:48:11+03:26", "utc": "1928-12-11T02:22:11Z", "ms": -1295645869230.5684 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-10T03:03:47+03:26", "utc": "1928-12-09T23:37:47Z", "ms": -1295742133075.0476 }, "end": { "local": "1928-12-11T05:48:11+03:26", "utc": "1928-12-11T02:22:11Z", "ms": -1295645869230.5684 } }, "kaala": "nishita", "days": [ { "local_date": "1928-12-09", "window": { "start": { "local": "1928-12-09T22:56:14+03:26", "utc": "1928-12-09T19:30:14Z", "ms": -1295756986340.1123 }, "end": { "local": "1928-12-09T23:44:14+03:26", "utc": "1928-12-09T20:18:14Z", "ms": -1295754106340.1123 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-10", "window": { "start": { "local": "1928-12-10T22:56:41+03:26", "utc": "1928-12-10T19:30:41Z", "ms": -1295670559476.1367 }, "end": { "local": "1928-12-10T23:44:41+03:26", "utc": "1928-12-10T20:18:41Z", "ms": -1295667679476.1367 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:03 on Mon 10 Dec to 05:47 on Tue 11 Dec.", "fact": "1928-12-09T23:37:47Z → 1928-12-11T02:22:11Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 22:55–23:43 on the 9th, 22:56–23:44 on the 10th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 9th and 48 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11973 s" }, { "step": "ruling", "text": "Śivarātri, Mashhad, 1928: Monday 10 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-12-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-10", "confidence": "determinate" } ], "quote": "In Mashhad, Śivarātri 1928 falls on Monday 10 December. Caturdaśī runs from 03:03 on Mon 10 Dec to 05:47 on Tue 11 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/mashhad/festivals/1928/shivaratri?on=1928-12-10", "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/1928/vinayaka-chaturthi?on=1928-12-16", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13930, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-12-15T15:38:50+03:26", "utc": "1928-12-15T12:12:50Z", "ms": -1295264829899.776 }, "end": { "local": "1928-12-16T17:21:46+03:26", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-15T15:38:50+03:26", "utc": "1928-12-15T12:12:50Z", "ms": -1295264829899.776 }, "end": { "local": "1928-12-16T17:21:46+03:26", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-15", "window": { "start": { "local": "1928-12-15T10:58:40+03:26", "utc": "1928-12-15T07:32:40Z", "ms": -1295281639859.506 }, "end": { "local": "1928-12-15T11:46:40+03:26", "utc": "1928-12-15T08:20:40Z", "ms": -1295278759859.506 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-16", "window": { "start": { "local": "1928-12-16T10:59:10+03:26", "utc": "1928-12-16T07:33:10Z", "ms": -1295195210377.9666 }, "end": { "local": "1928-12-16T11:47:10+03:26", "utc": "1928-12-16T08:21:10Z", "ms": -1295192330377.9666 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:38 on Sat 15 Dec to 17:21 on Sun 16 Dec.", "fact": "1928-12-15T12:12:50Z → 1928-12-16T13:55:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:58–11:46 on the 15th, 10:58–11:46 on the 16th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 13930 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Mashhad, 1928: Sunday 16 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": "1928-12-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-16", "confidence": "determinate" } ], "quote": "In Mashhad, Vināyaka Caturthī 1928 falls on Sunday 16 December. Caturthī runs from 15:38 on Sat 15 Dec to 17:21 on Sun 16 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/vinayaka-chaturthi?on=1928-12-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20077, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1928-12-16T17:21:46+03:26", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "end": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-16T17:21:46+03:26", "utc": "1928-12-16T13:55:46Z", "ms": -1295172253769.678 }, "end": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-16", "window": { "start": { "local": "1928-12-16T10:59:10+03:26", "utc": "1928-12-16T07:33:10Z", "ms": -1295195210377.9666 }, "end": { "local": "1928-12-16T11:47:10+03:26", "utc": "1928-12-16T08:21:10Z", "ms": -1295192330377.9666 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T10:59:39+03:26", "utc": "1928-12-17T07:33:39Z", "ms": -1295108780681.9795 }, "end": { "local": "1928-12-17T11:47:39+03:26", "utc": "1928-12-17T08:21:39Z", "ms": -1295105900681.9795 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 17:21 on Sun 16 Dec to 18:35 on Mon 17 Dec.", "fact": "1928-12-16T13:55:46Z → 1928-12-17T15:10:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:58–11:46 on the 16th, 10:59–11:47 on the 17th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 16th and 48 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 20077 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Mashhad, 1928: Monday 17 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": "1928-12-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-17", "confidence": "determinate" } ], "quote": "In Mashhad, Nāga Pañcamī (Mārgaśīrṣa) 1928 falls on Monday 17 December. Pañcamī runs from 17:21 on Sun 16 Dec to 18:35 on Mon 17 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24525, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T10:59:39+03:26", "utc": "1928-12-17T07:33:39Z", "ms": -1295108780681.9795 }, "end": { "local": "1928-12-17T11:47:39+03:26", "utc": "1928-12-17T08:21:39Z", "ms": -1295105900681.9795 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:00:09+03:26", "utc": "1928-12-18T07:34:09Z", "ms": -1295022350808.0718 }, "end": { "local": "1928-12-18T11:48:09+03:26", "utc": "1928-12-18T08:22:09Z", "ms": -1295019470808.0718 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:35 on Mon 17 Dec to 19:17 on Tue 18 Dec.", "fact": "1928-12-17T15:10:24Z → 1928-12-18T15:51:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 17th, 10:59–11:47 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 24525 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Mashhad, 1928: Tuesday 18 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": "1928-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-18", "confidence": "determinate" } ], "quote": "In Mashhad, Campā Ṣaṣṭhī 1928 falls on Tuesday 18 December. Ṣaṣṭhī runs from 18:35 on Mon 17 Dec to 19:17 on Tue 18 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24525, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-17T18:36:24+03:26", "utc": "1928-12-17T15:10:24Z", "ms": -1295081376049.8674 }, "end": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-17", "window": { "start": { "local": "1928-12-17T10:59:39+03:26", "utc": "1928-12-17T07:33:39Z", "ms": -1295108780681.9795 }, "end": { "local": "1928-12-17T11:47:39+03:26", "utc": "1928-12-17T08:21:39Z", "ms": -1295105900681.9795 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:00:09+03:26", "utc": "1928-12-18T07:34:09Z", "ms": -1295022350808.0718 }, "end": { "local": "1928-12-18T11:48:09+03:26", "utc": "1928-12-18T08:22:09Z", "ms": -1295019470808.0718 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 18:35 on Mon 17 Dec to 19:17 on Tue 18 Dec.", "fact": "1928-12-17T15:10:24Z → 1928-12-18T15:51:51Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 17th, 10:59–11:47 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 17th and 48 of 48 on the 18th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 24525 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Mashhad, 1928: Tuesday 18 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": "1928-12-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-18", "confidence": "determinate" } ], "quote": "In Mashhad, Skanda Ṣaṣṭhī 1928 falls on Tuesday 18 December. Ṣaṣṭhī runs from 18:35 on Mon 17 Dec to 19:17 on Tue 18 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26982, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "end": { "local": "1928-12-19T19:22:02+03:26", "utc": "1928-12-19T15:56:02Z", "ms": -1294905837941.455 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-18T19:17:51+03:26", "utc": "1928-12-18T15:51:51Z", "ms": -1294992489279.6348 }, "end": { "local": "1928-12-19T19:22:02+03:26", "utc": "1928-12-19T15:56:02Z", "ms": -1294905837941.455 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-18", "window": { "start": { "local": "1928-12-18T11:00:09+03:26", "utc": "1928-12-18T07:34:09Z", "ms": -1295022350808.0718 }, "end": { "local": "1928-12-18T11:48:09+03:26", "utc": "1928-12-18T08:22:09Z", "ms": -1295019470808.0718 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-19", "window": { "start": { "local": "1928-12-19T11:00:39+03:26", "utc": "1928-12-19T07:34:39Z", "ms": -1294935920792.62 }, "end": { "local": "1928-12-19T11:48:39+03:26", "utc": "1928-12-19T08:22:39Z", "ms": -1294933040792.62 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 19:17 on Tue 18 Dec to 19:21 on Wed 19 Dec.", "fact": "1928-12-18T15:51:51Z → 1928-12-19T15:56:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 18th, 11:00–11:48 on the 19th.", "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 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 26982 s" }, { "step": "ruling", "text": "Mitra Saptamī, Mashhad, 1928: Wednesday 19 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": "1928-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-19", "confidence": "determinate" } ], "quote": "In Mashhad, Mitra Saptamī 1928 falls on Wednesday 19 December. Saptamī runs from 19:17 on Tue 18 Dec to 19:21 on Wed 19 Dec and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/ekadashi?on=1928-12-23", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23201, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1928-12-22T15:34:16+03:26", "utc": "1928-12-22T12:08:16Z", "ms": -1294660304329.133 }, "end": { "local": "1928-12-23T13:03:06+03:26", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-22T15:34:16+03:26", "utc": "1928-12-22T12:08:16Z", "ms": -1294660304329.133 }, "end": { "local": "1928-12-23T13:03:06+03:26", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 } }, "kaala": "sunrise", "days": [ { "local_date": "1928-12-22", "window": { "start": { "local": "1928-12-22T06:35:56+03:26", "utc": "1928-12-22T03:09:56Z", "ms": -1294692603923.7073 }, "end": { "local": "1928-12-22T06:35:56+03:26", "utc": "1928-12-22T03:09:56Z", "ms": -1294692603923.7073 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1928-12-23", "window": { "start": { "local": "1928-12-23T06:36:25+03:26", "utc": "1928-12-23T03:10:25Z", "ms": -1294606174980.4678 }, "end": { "local": "1928-12-23T06:36:25+03:26", "utc": "1928-12-23T03:10:25Z", "ms": -1294606174980.4678 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:33 on Sat 22 Dec to 13:02 on Sun 23 Dec.", "fact": "1928-12-22T12:08:16Z → 1928-12-23T09:37:06Z" }, { "step": "kaala", "text": "Sunrise is at 06:35 on the 22nd and 06:35 on the 23rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 22nd and is on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 23201 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Mashhad, 1928: Sunday 23 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": "1928-12-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-23", "confidence": "determinate" } ], "quote": "In Mashhad, Mokṣadā Ekādaśī 1928 falls on Sunday 23 December. Ekādaśī runs from 15:33 on Sat 22 Dec to 13:02 on Sun 23 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/ekadashi?on=1928-12-23", "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/1928/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3664, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1928-12-23T13:03:06+03:26", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "end": { "local": "1928-12-24T10:02:06+03:26", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-23T13:03:06+03:26", "utc": "1928-12-23T09:37:06Z", "ms": -1294582974340.7502 }, "end": { "local": "1928-12-24T10:02:06+03:26", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 } }, "kaala": "madhyahna", "days": [ { "local_date": "1928-12-23", "window": { "start": { "local": "1928-12-23T11:02:40+03:26", "utc": "1928-12-23T07:36:40Z", "ms": -1294590200024.4907 }, "end": { "local": "1928-12-23T11:50:40+03:26", "utc": "1928-12-23T08:24:40Z", "ms": -1294587320024.4907 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1928-12-24", "window": { "start": { "local": "1928-12-24T11:03:10+03:26", "utc": "1928-12-24T07:37:10Z", "ms": -1294503769825.0007 }, "end": { "local": "1928-12-24T11:51:10+03:26", "utc": "1928-12-24T08:25:10Z", "ms": -1294500889825.0007 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 13:02 on Sun 23 Dec to 10:01 on Mon 24 Dec.", "fact": "1928-12-23T09:37:06Z → 1928-12-24T06:36:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 23rd, 11:02–11:50 on the 24th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 3664 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Mashhad, 1928: Monday 24 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": "1928-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-24", "confidence": "determinate" } ], "quote": "In Mashhad, Akhaṇḍa Dvādaśī 1928 falls on Monday 24 December. Dvādaśī runs from 13:02 on Sun 23 Dec to 10:01 on Mon 24 Dec, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/pradosha-vrata?on=1928-12-24", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22522, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1928-12-24T10:02:06+03:26", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "end": { "local": "1928-12-25T06:38:41+03:26", "utc": "1928-12-25T03:12:41Z", "ms": -1294433239211.4927 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-24T10:02:06+03:26", "utc": "1928-12-24T06:36:06Z", "ms": -1294507434273.3943 }, "end": { "local": "1928-12-25T06:38:41+03:26", "utc": "1928-12-25T03:12:41Z", "ms": -1294433239211.4927 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-24", "window": { "start": { "local": "1928-12-24T16:17:28+03:26", "utc": "1928-12-24T12:51:28Z", "ms": -1294484911879.0417 }, "end": { "local": "1928-12-24T18:12:07+03:26", "utc": "1928-12-24T14:46:07Z", "ms": -1294478033271.4316 } }, "covered_min": 115, "window_min": 115, "qualifies": true }, { "local_date": "1928-12-25", "window": { "start": { "local": "1928-12-25T16:18:03+03:26", "utc": "1928-12-25T12:52:03Z", "ms": -1294398477049.6245 }, "end": { "local": "1928-12-25T18:12:40+03:26", "utc": "1928-12-25T14:46:40Z", "ms": -1294391599930.6582 } }, "covered_min": 0, "window_min": 115, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:01 on Mon 24 Dec to 06:38 on Tue 25 Dec.", "fact": "1928-12-24T06:36:06Z → 1928-12-25T03:12:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:16–18:11 on the 24th, 16:17–18:12 on the 25th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 115 of 115 minutes on the 24th and 0 of 115 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22522 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Mashhad, 1928: Monday 24 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-12-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-24", "confidence": "determinate" } ], "quote": "In Mashhad, Śukla Pradoṣa Vrata 1928 falls on Monday 24 December. Trayodaśī runs from 10:01 on Mon 24 Dec to 06:38 on Tue 25 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/pradosha-vrata?on=1928-12-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/mashhad/festivals/1928/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18444, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1928-12-26T03:01:37+03:26", "utc": "1928-12-25T23:35:37Z", "ms": -1294359863422.1538 }, "end": { "local": "1928-12-26T23:20:38+03:26", "utc": "1928-12-26T19:54:38Z", "ms": -1294286721647.2585 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-26T03:01:37+03:26", "utc": "1928-12-25T23:35:37Z", "ms": -1294359863422.1538 }, "end": { "local": "1928-12-26T23:20:38+03:26", "utc": "1928-12-26T19:54:38Z", "ms": -1294286721647.2585 } }, "kaala": "pradosha", "days": [ { "local_date": "1928-12-25", "window": { "start": { "local": "1928-12-25T16:18:03+03:26", "utc": "1928-12-25T12:52:03Z", "ms": -1294398477049.6245 }, "end": { "local": "1928-12-25T18:12:40+03:26", "utc": "1928-12-25T14:46:40Z", "ms": -1294391599930.6582 } }, "covered_min": 0, "window_min": 115, "qualifies": false }, { "local_date": "1928-12-26", "window": { "start": { "local": "1928-12-26T16:18:39+03:26", "utc": "1928-12-26T12:52:39Z", "ms": -1294312040615.118 }, "end": { "local": "1928-12-26T18:13:15+03:26", "utc": "1928-12-26T14:47:15Z", "ms": -1294305165439.6277 } }, "covered_min": 115, "window_min": 115, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 03:01 on Wed 26 Dec to 23:20 on Wed 26 Dec.", "fact": "1928-12-25T23:35:37Z → 1928-12-26T19:54:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 16:17–18:12 on the 25th, 16:18–18:12 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 115 minutes on the 25th and 115 of 115 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18444 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Mashhad, 1928: Wednesday 26 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dattatreyotpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Dattatreyotpatti (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-12-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-26", "confidence": "determinate" } ], "quote": "In Mashhad, Dattātreyotpatti (Datta Jayanti) 1928 falls on Wednesday 26 December. Pūrṇimā runs from 03:01 on Wed 26 Dec to 23:20 on Wed 26 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/mashhad/festivals/1928/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/1928/sankashta-chaturthi?on=1928-12-29", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "124665", "year": 1928, "local_date": "1928-12-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20351, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1928-12-29T13:39:17+03:26", "utc": "1928-12-29T10:13:17Z", "ms": -1294062403219.7131 }, "end": { "local": "1928-12-30T11:27:05+03:26", "utc": "1928-12-30T08:01:05Z", "ms": -1293983934815.8484 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1928-12-29T13:39:17+03:26", "utc": "1928-12-29T10:13:17Z", "ms": -1294062403219.7131 }, "end": { "local": "1928-12-30T11:27:05+03:26", "utc": "1928-12-30T08:01:05Z", "ms": -1293983934815.8484 } }, "kaala": "moonrise", "days": [ { "local_date": "1928-12-29", "window": { "start": { "local": "1928-12-29T19:18:28+03:26", "utc": "1928-12-29T15:52:28Z", "ms": -1294042052144.1746 }, "end": { "local": "1928-12-29T19:18:28+03:26", "utc": "1928-12-29T15:52:28Z", "ms": -1294042052144.1746 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1928-12-30", "window": { "start": { "local": "1928-12-30T20:28:59+03:26", "utc": "1928-12-30T17:02:59Z", "ms": -1293951421020.5059 }, "end": { "local": "1928-12-30T20:28:59+03:26", "utc": "1928-12-30T17:02:59Z", "ms": -1293951421020.5059 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 13:38 on Sat 29 Dec to 11:26 on Sun 30 Dec.", "fact": "1928-12-29T10:13:17Z → 1928-12-30T08:01:05Z" }, { "step": "kaala", "text": "Moonrise is at 19:17 on the 29th and 20:28 on the 30th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 29th and is not on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20351 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Mashhad, 1928: Saturday 29 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1928-12-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1928-12-29", "confidence": "determinate" } ], "quote": "In Mashhad, Saṅkaṣṭa Caturthī 1928 falls on Saturday 29 December. Caturthī runs from 13:38 on Sat 29 Dec to 11:26 on Sun 30 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/mashhad/festivals/1928/sankashta-chaturthi?on=1928-12-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }