{ "id": "/thane/festivals/1925", "place": { "id": "1254661", "slug": "thane", "name": "Thāne", "region": "Maharashtra, India", "country": "IN", "lat": 19.19704, "lon": 72.96355, "elevation_m": 23, "tz": "Asia/Kolkata" }, "year": 1925, "tradition": "smarta", "method": "pac-rp@2026.1", "ruleset": "2026.3-draft", "rulings": [ { "id": "/thane/festivals/1925/ekadashi?on=1925-01-05", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32953, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-01-04T19:57:49+05:30", "utc": "1925-01-04T14:27:49Z", "ms": -1419759131429.0884 }, "end": { "local": "1925-01-05T22:04:18+05:30", "utc": "1925-01-05T16:34:18Z", "ms": -1419665142218.743 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-01-04T19:57:49+05:30", "utc": "1925-01-04T14:27:49Z", "ms": -1419759131429.0884 }, "end": { "local": "1925-01-05T22:04:18+05:30", "utc": "1925-01-05T16:34:18Z", "ms": -1419665142218.743 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-01-05", "window": { "start": { "local": "1925-01-05T07:13:15+05:30", "utc": "1925-01-05T01:43:15Z", "ms": -1419718605267.0444 }, "end": { "local": "1925-01-05T07:13:15+05:30", "utc": "1925-01-05T01:43:15Z", "ms": -1419718605267.0444 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-01-06", "window": { "start": { "local": "1925-01-06T07:13:31+05:30", "utc": "1925-01-06T01:43:31Z", "ms": -1419632189297.9053 }, "end": { "local": "1925-01-06T07:13:31+05:30", "utc": "1925-01-06T01:43:31Z", "ms": -1419632189297.9053 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 19:58 on Sun 4 Jan to 22:04 on Mon 5 Jan.", "fact": "1925-01-04T14:27:49Z → 1925-01-05T16:34:18Z" }, { "step": "kaala", "text": "Sunrise is at 07:13 on the 5th and 07:14 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 32953 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Thāne, 1925: Monday 5 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": "1925-01-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-05", "confidence": "determinate" } ], "quote": "In Thāne, Putradā Ekādaśī 1925 falls on Monday 5 January. Ekādaśī runs from 19:58 on Sun 4 Jan to 22:04 on Mon 5 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-01-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-01-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16235, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-01-07T00:28:56+05:30", "utc": "1925-01-06T18:58:56Z", "ms": -1419570063787.7979 }, "end": { "local": "1925-01-08T03:03:48+05:30", "utc": "1925-01-07T21:33:48Z", "ms": -1419474372391.0027 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-01-07T00:28:56+05:30", "utc": "1925-01-06T18:58:56Z", "ms": -1419570063787.7979 }, "end": { "local": "1925-01-08T03:03:48+05:30", "utc": "1925-01-07T21:33:48Z", "ms": -1419474372391.0027 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-01-06", "window": { "start": { "local": "1925-01-06T18:14:27+05:30", "utc": "1925-01-06T12:44:27Z", "ms": -1419592533145.2964 }, "end": { "local": "1925-01-06T19:58:21+05:30", "utc": "1925-01-06T14:28:21Z", "ms": -1419586298658.9285 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1925-01-07", "window": { "start": { "local": "1925-01-07T18:15:05+05:30", "utc": "1925-01-07T12:45:05Z", "ms": -1419506095060.9548 }, "end": { "local": "1925-01-07T19:58:56+05:30", "utc": "1925-01-07T14:28:56Z", "ms": -1419499863836.9585 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:29 on Wed 7 Jan to 03:04 on Thu 8 Jan.", "fact": "1925-01-06T18:58:56Z → 1925-01-07T21:33:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:14–19:58 on the 6th, 18:15–19:59 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 104 minutes on the 6th and 104 of 104 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16235 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Wednesday 7 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": "1925-01-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-07", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Wednesday 7 January. Trayodaśī runs from 00:29 on Wed 7 Jan to 03:04 on Thu 8 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-01-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/bhogi", "festival": "bhogi", "name": "Bhogi", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3678, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-02-12T06:15:01+05:30", "utc": "1925-02-12T00:45:01Z", "ms": -1416438899318.0083 } }, "span": { "of": "transit", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 } }, "kaala": "sunset-day", "days": [ { "local_date": "1925-01-13", "window": { "start": { "local": "1925-01-12T18:18:18+05:30", "utc": "1925-01-12T12:48:18Z", "ms": -1419073902425.7817 }, "end": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1925-01-14", "window": { "start": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 }, "end": { "local": "1925-01-14T18:19:35+05:30", "utc": "1925-01-14T12:49:35Z", "ms": -1418901024923.8064 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1925-01-13", "days": -1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 17:18 on Tue 13 Jan.", "fact": "1925-01-13T11:47:39Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 18:19, and the day of the 14th ends at 18:20.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 3678 s" }, { "step": "counted", "text": "Bhogi is kept the day before Pongal: Tuesday 13 January is the day taken above.", "fact": "follows: pongal − 1 d" }, { "step": "ruling", "text": "Bhogi, Thāne, 1925: Monday 12 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "bhogi", "follows": { "festival": "pongal", "days": -1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-01-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-12", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1925-01-12", "statement": "Counted from midnight", "reference": { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1925-01-12", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } } ], "quote": "In Thāne, Bhogi 1925 falls on Monday 12 January. It is kept the day before Pongal, which falls on Tuesday 13 January. The Sun enters Makara at 17:18 on Tue 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pongal", "festival": "pongal", "name": "Pongal", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3678, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-02-12T06:15:01+05:30", "utc": "1925-02-12T00:45:01Z", "ms": -1416438899318.0083 } }, "span": { "of": "transit", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 } }, "kaala": "sunset-day", "days": [ { "local_date": "1925-01-13", "window": { "start": { "local": "1925-01-12T18:18:18+05:30", "utc": "1925-01-12T12:48:18Z", "ms": -1419073902425.7817 }, "end": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1925-01-14", "window": { "start": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 }, "end": { "local": "1925-01-14T18:19:35+05:30", "utc": "1925-01-14T12:49:35Z", "ms": -1418901024923.8064 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 17:18 on Tue 13 Jan.", "fact": "1925-01-13T11:47:39Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 18:19, and the day of the 14th ends at 18:20.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 3678 s" }, { "step": "ruling", "text": "Pongal, Thāne, 1925: Tuesday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "pongal", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "not_evaluated": "The rule that heads the solar festivals, the day \"taken to begin from midnight\" (p. 106), is not applied to Pongal. It is kept on the first day of the month of Makara as the Tamil districts count it, a transit after sunset going to the next day (p. 244); the Rashtriya Panchang prints Pongal so.", "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1925-01-13", "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": "1925-01-13", "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 Thāne, Pongal 1925 falls on Tuesday 13 January. The Sun enters Makara at 17:18 on Tue 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/makara-sankranti", "festival": "makara-sankranti", "name": "Makara Saṅkrānti", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24141, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-02-12T06:15:01+05:30", "utc": "1925-02-12T00:45:01Z", "ms": -1416438899318.0083 } }, "span": { "of": "transit", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 } }, "kaala": "civil-day", "days": [ { "local_date": "1925-01-13", "window": { "start": { "local": "1925-01-13T00:00:00+05:30", "utc": "1925-01-12T18:30:00Z", "ms": -1419053400000 }, "end": { "local": "1925-01-14T00:00:00+05:30", "utc": "1925-01-13T18:30:00Z", "ms": -1418967000000 } }, "covered_min": 1, "window_min": 1440, "qualifies": true }, { "local_date": "1925-01-14", "window": { "start": { "local": "1925-01-14T00:00:00+05:30", "utc": "1925-01-13T18:30:00Z", "ms": -1418967000000 }, "end": { "local": "1925-01-15T00:00:00+05:30", "utc": "1925-01-14T18:30:00Z", "ms": -1418880600000 } }, "covered_min": 0, "window_min": 1440, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 17:18 on Tue 13 Jan.", "fact": "1925-01-13T11:47:39Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from midnight to midnight, on the clock of Thāne.", "fact": "civil-day: midnight-to-midnight · Asia/Kolkata" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from midnight. The transit falls on the 13th, not the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from midnight → only-day · margin 24141 s" }, { "step": "ruling", "text": "Makara Saṅkrānti, Thāne, 1925: Tuesday 13 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "makara-sankranti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "rashi": "Makara", "day_from": "midnight" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "sunrise-day", "local_date": "1925-01-13", "statement": "Counted from sunrise (the Orissa rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Orissa rule: In Orissa the solar months of the Amli and Vilayati eras begin civilly on the same day (sunrise to next sunrise) as the samkranti, irrespective of whether this takes place before or after midnight." } }, { "kind": "reckoning", "id": "sunset-rule", "local_date": "1925-01-13", "statement": "Past sunset, the next day (the Tamil rule)", "reference": { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } } ], "quote": "In Thāne, Makara Saṅkrānti 1925 falls on Tuesday 13 January. The Sun enters Makara at 17:18 on Tue 13 Jan, and the rule counts the day from midnight.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-01-13", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20414, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-01-13T14:51:53+05:30", "utc": "1925-01-13T09:21:53Z", "ms": -1418999886791.447 }, "end": { "local": "1925-01-14T16:21:14+05:30", "utc": "1925-01-14T10:51:14Z", "ms": -1418908126430.518 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-13T14:51:53+05:30", "utc": "1925-01-13T09:21:53Z", "ms": -1418999886791.447 }, "end": { "local": "1925-01-14T16:21:14+05:30", "utc": "1925-01-14T10:51:14Z", "ms": -1418908126430.518 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-01-13", "window": { "start": { "local": "1925-01-13T21:10:08+05:30", "utc": "1925-01-13T15:40:08Z", "ms": -1418977192414.266 }, "end": { "local": "1925-01-13T21:10:08+05:30", "utc": "1925-01-13T15:40:08Z", "ms": -1418977192414.266 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-01-14", "window": { "start": { "local": "1925-01-14T22:01:27+05:30", "utc": "1925-01-14T16:31:27Z", "ms": -1418887712839.3938 }, "end": { "local": "1925-01-14T22:01:27+05:30", "utc": "1925-01-14T16:31:27Z", "ms": -1418887712839.3938 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 14:52 on Tue 13 Jan to 16:21 on Wed 14 Jan.", "fact": "1925-01-13T09:21:53Z → 1925-01-14T10:51:14Z" }, { "step": "kaala", "text": "Moonrise is at 21:10 on the 13th and 22:01 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 20414 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Tuesday 13 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": "1925-01-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-13", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Tuesday 13 January. Caturthī runs from 14:52 on Tue 13 Jan to 16:21 on Wed 14 Jan and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-01-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/mattu-pongal", "festival": "mattu-pongal", "name": "Mattu Pongal", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3678, "anga": { "type": "sankranti", "index": 9, "key": "makara", "name": "Makara", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-02-12T06:15:01+05:30", "utc": "1925-02-12T00:45:01Z", "ms": -1416438899318.0083 } }, "span": { "of": "transit", "start": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 }, "end": { "local": "1925-01-13T17:17:39+05:30", "utc": "1925-01-13T11:47:39Z", "ms": -1418991141319.4275 } }, "kaala": "sunset-day", "days": [ { "local_date": "1925-01-13", "window": { "start": { "local": "1925-01-12T18:18:18+05:30", "utc": "1925-01-12T12:48:18Z", "ms": -1419073902425.7817 }, "end": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 } }, "covered_min": 1, "window_min": 1441, "qualifies": true }, { "local_date": "1925-01-14", "window": { "start": { "local": "1925-01-13T18:18:56+05:30", "utc": "1925-01-13T12:48:56Z", "ms": -1418987463676.7102 }, "end": { "local": "1925-01-14T18:19:35+05:30", "utc": "1925-01-14T12:49:35Z", "ms": -1418901024923.8064 } }, "covered_min": 0, "window_min": 1441, "qualifies": false } ], "follows": { "festival": "pongal", "name": "Pongal", "local_date": "1925-01-13", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Makara at 17:18 on Tue 13 Jan.", "fact": "1925-01-13T11:47:39Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day is counted from the sunset before it to its own sunset: the day of the 13th ends at 18:19, and the day of the 14th ends at 18:20.", "fact": "sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 12th and the 13th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunset → only-day · margin 3678 s" }, { "step": "counted", "text": "Mattu Pongal is kept the day after Pongal: Tuesday 13 January is the day taken above.", "fact": "follows: pongal + 1 d" }, { "step": "ruling", "text": "Mattu Pongal, Thāne, 1925: Wednesday 14 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "mattu-pongal", "follows": { "festival": "pongal", "days": 1 }, "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal)." }, { "text": "Calendar Reform Committee 1955, Rules of Samkranti", "locator": "p. 244", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day." } ], "rashi": "Makara", "day_from": "sunset" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-01-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-14", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1925-01-14", "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": "1925-01-14", "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 Thāne, Mattu Pongal 1925 falls on Wednesday 14 January. It is kept the day after Pongal, which falls on Tuesday 13 January. The Sun enters Makara at 17:18 on Tue 13 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 12th and the 13th.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-01-21", "festival": "ekadashi", "name": "Ṣaṭtilā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9397, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-01-20T12:37:22+05:30", "utc": "1925-01-20T07:07:22Z", "ms": -1418403158295.445 }, "end": { "local": "1925-01-21T09:51:41+05:30", "utc": "1925-01-21T04:21:41Z", "ms": -1418326699155.16 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-20T12:37:22+05:30", "utc": "1925-01-20T07:07:22Z", "ms": -1418403158295.445 }, "end": { "local": "1925-01-21T09:51:41+05:30", "utc": "1925-01-21T04:21:41Z", "ms": -1418326699155.16 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-01-20", "window": { "start": { "local": "1925-01-20T07:15:07+05:30", "utc": "1925-01-20T01:45:07Z", "ms": -1418422493386.9753 }, "end": { "local": "1925-01-20T07:15:07+05:30", "utc": "1925-01-20T01:45:07Z", "ms": -1418422493386.9753 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-01-21", "window": { "start": { "local": "1925-01-21T07:15:04+05:30", "utc": "1925-01-21T01:45:04Z", "ms": -1418336095922.0515 }, "end": { "local": "1925-01-21T07:15:04+05:30", "utc": "1925-01-21T01:45:04Z", "ms": -1418336095922.0515 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:37 on Tue 20 Jan to 09:52 on Wed 21 Jan.", "fact": "1925-01-20T07:07:22Z → 1925-01-21T04:21:41Z" }, { "step": "kaala", "text": "Sunrise is at 07:15 on the 20th and 07:15 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 20th and is on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 9397 s" }, { "step": "ruling", "text": "Ṣaṭtilā Ekādaśī, Thāne, 1925: Wednesday 21 January.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-01-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-21", "confidence": "determinate" } ], "quote": "In Thāne, Ṣaṭtilā Ekādaśī 1925 falls on Wednesday 21 January. Ekādaśī runs from 12:37 on Tue 20 Jan to 09:52 on Wed 21 Jan and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-01-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-01-22", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25719, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-01-22T06:41:46+05:30", "utc": "1925-01-22T01:11:46Z", "ms": -1418251694388.4553 }, "end": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-22T06:41:46+05:30", "utc": "1925-01-22T01:11:46Z", "ms": -1418251694388.4553 }, "end": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-01-21", "window": { "start": { "local": "1925-01-21T18:24:04+05:30", "utc": "1925-01-21T12:54:04Z", "ms": -1418295955919.1946 }, "end": { "local": "1925-01-21T20:06:52+05:30", "utc": "1925-01-21T14:36:52Z", "ms": -1418289788426.626 } }, "covered_min": 0, "window_min": 103, "qualifies": false }, { "local_date": "1925-01-22", "window": { "start": { "local": "1925-01-22T18:24:42+05:30", "utc": "1925-01-22T12:54:42Z", "ms": -1418209518149.9446 }, "end": { "local": "1925-01-22T20:07:24+05:30", "utc": "1925-01-22T14:37:24Z", "ms": -1418203356369.6143 } }, "covered_min": 103, "window_min": 103, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:42 on Thu 22 Jan to 03:16 on Fri 23 Jan.", "fact": "1925-01-22T01:11:46Z → 1925-01-22T21:46:03Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:24–20:07 on the 21st, 18:25–20:07 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 103 minutes on the 21st and 103 of 103 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25719 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Thursday 22 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": "1925-01-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-22", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Thursday 22 January. Trayodaśī runs from 06:42 on Thu 22 Jan to 03:16 on Fri 23 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-01-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-01-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-22", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 2534, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 }, "end": { "local": "1925-01-23T23:43:50+05:30", "utc": "1925-01-23T18:13:50Z", "ms": -1418103969842.621 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 }, "end": { "local": "1925-01-23T23:43:50+05:30", "utc": "1925-01-23T18:13:50Z", "ms": -1418103969842.621 } }, "kaala": "nishita", "days": [ { "local_date": "1925-01-22", "window": { "start": { "local": "1925-01-23T00:25:49+05:30", "utc": "1925-01-22T18:55:49Z", "ms": -1418187851473.7056 }, "end": { "local": "1925-01-23T01:13:49+05:30", "utc": "1925-01-22T19:43:49Z", "ms": -1418184971473.7056 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-01-23", "window": { "start": { "local": "1925-01-24T00:26:04+05:30", "utc": "1925-01-23T18:56:04Z", "ms": -1418101435886.7515 }, "end": { "local": "1925-01-24T01:14:04+05:30", "utc": "1925-01-23T19:44:04Z", "ms": -1418098555886.7515 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:16 on Fri 23 Jan to 23:44 on Fri 23 Jan.", "fact": "1925-01-22T21:46:03Z → 1925-01-23T18:13:50Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:26–01:14 on the 22nd, 00:26–01:14 on the 23rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 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": "Neither night qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 2534 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Thursday 22 January.", "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": "1925-01-22", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-22", "confidence": "boundary" } ], "quote": "In Thāne, Śivarātri 1925 falls on Thursday 22 January. Caturdaśī runs from 03:16 on Fri 23 Jan to 23:44 on Fri 23 Jan, and reaches niśītha on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-01-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/yama-tarpana", "festival": "yama-tarpana", "name": "Yama Tarpaṇa", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8171, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 }, "end": { "local": "1925-01-23T23:43:50+05:30", "utc": "1925-01-23T18:13:50Z", "ms": -1418103969842.621 }, "month": { "amanta": 9, "purnimanta": 10, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-23T03:16:03+05:30", "utc": "1925-01-22T21:46:03Z", "ms": -1418177637133.6475 }, "end": { "local": "1925-01-23T23:43:50+05:30", "utc": "1925-01-23T18:13:50Z", "ms": -1418103969842.621 } }, "kaala": "arunodaya", "days": [ { "local_date": "1925-01-23", "window": { "start": { "local": "1925-01-23T05:32:13+05:30", "utc": "1925-01-23T00:02:13Z", "ms": -1418169466577.7966 }, "end": { "local": "1925-01-23T07:14:55+05:30", "utc": "1925-01-23T01:44:55Z", "ms": -1418163304797.4663 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1925-01-24", "window": { "start": { "local": "1925-01-24T05:32:13+05:30", "utc": "1925-01-24T00:02:13Z", "ms": -1418083067073.6018 }, "end": { "local": "1925-01-24T07:14:49+05:30", "utc": "1925-01-24T01:44:49Z", "ms": -1418076911141.5474 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 03:16 on Fri 23 Jan to 23:44 on Fri 23 Jan.", "fact": "1925-01-22T21:46:03Z → 1925-01-23T18:13:50Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:32–07:15 on the 23rd, 05:32–07:15 on the 24th.", "fact": "arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during aruṇodaya. It covers 103 of 103 minutes on the 23rd and 0 of 103 on the 24th.", "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 8171 s" }, { "step": "ruling", "text": "Yama Tarpaṇa, Thāne, 1925: Friday 23 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": "1925-01-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-23", "confidence": "determinate" } ], "quote": "In Thāne, Yama Tarpaṇa 1925 falls on Friday 23 January. Caturdaśī runs from 03:16 on Fri 23 Jan to 23:44 on Fri 23 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ganesha-jayanti", "festival": "ganesha-jayanti", "name": "Gaṇeśa Jayantī", "everyday": "Maghi Ganesh Jayanti", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2548, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-01-27T11:44:37+05:30", "utc": "1925-01-27T06:14:37Z", "ms": -1417801523410.9558 }, "end": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-27T11:44:37+05:30", "utc": "1925-01-27T06:14:37Z", "ms": -1417801523410.9558 }, "end": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-01-27", "window": { "start": { "local": "1925-01-27T12:27:04+05:30", "utc": "1925-01-27T06:57:04Z", "ms": -1417798975728.1196 }, "end": { "local": "1925-01-27T13:15:04+05:30", "utc": "1925-01-27T07:45:04Z", "ms": -1417796095728.1196 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-01-28", "window": { "start": { "local": "1925-01-28T12:27:16+05:30", "utc": "1925-01-28T06:57:16Z", "ms": -1417712563520.8738 }, "end": { "local": "1925-01-28T13:15:16+05:30", "utc": "1925-01-28T07:45:16Z", "ms": -1417709683520.8738 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:45 on Tue 27 Jan to 10:03 on Wed 28 Jan.", "fact": "1925-01-27T06:14:37Z → 1925-01-28T04:32:38Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 27th, 12:27–13:15 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 2548 s" }, { "step": "ruling", "text": "Gaṇeśa Jayantī, Thāne, 1925: Tuesday 27 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": "1925-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-27", "confidence": "boundary" } ], "quote": "In Thāne, Gaṇeśa Jayantī (Maghi Ganesh Jayanti) 1925 falls on Tuesday 27 January. Caturthī runs from 11:45 on Tue 27 Jan to 10:03 on Wed 28 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/tila-chaturthi", "festival": "tila-chaturthi", "name": "Tila Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24190, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-01-27T11:44:37+05:30", "utc": "1925-01-27T06:14:37Z", "ms": -1417801523410.9558 }, "end": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-27T11:44:37+05:30", "utc": "1925-01-27T06:14:37Z", "ms": -1417801523410.9558 }, "end": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-01-27", "window": { "start": { "local": "1925-01-27T18:27:46+05:30", "utc": "1925-01-27T12:57:46Z", "ms": -1417777333641.8958 }, "end": { "local": "1925-01-27T20:09:58+05:30", "utc": "1925-01-27T14:39:58Z", "ms": -1417771202389.4302 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1925-01-28", "window": { "start": { "local": "1925-01-28T18:28:22+05:30", "utc": "1925-01-28T12:58:22Z", "ms": -1417690897793.344 }, "end": { "local": "1925-01-28T20:10:27+05:30", "utc": "1925-01-28T14:40:27Z", "ms": -1417684773013.819 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 11:45 on Tue 27 Jan to 10:03 on Wed 28 Jan.", "fact": "1925-01-27T06:14:37Z → 1925-01-28T04:32:38Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:28–20:10 on the 27th, 18:28–20:10 on the 28th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during pradoṣa. It covers 102 of 102 minutes on the 27th and 0 of 102 on the 28th.", "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 24190 s" }, { "step": "ruling", "text": "Tila Caturthī, Thāne, 1925: Tuesday 27 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": "1925-01-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-27", "confidence": "determinate" } ], "quote": "In Thāne, Tila Caturthī 1925 falls on Tuesday 27 January. Caturthī runs from 11:45 on Tue 27 Jan to 10:03 on Wed 28 Jan and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/shri-panchami", "festival": "shri-panchami", "name": "Śrī Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8678, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "end": { "local": "1925-01-29T09:05:50+05:30", "utc": "1925-01-29T03:35:50Z", "ms": -1417638250046.974 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "end": { "local": "1925-01-29T09:05:50+05:30", "utc": "1925-01-29T03:35:50Z", "ms": -1417638250046.974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-01-28", "window": { "start": { "local": "1925-01-28T12:27:16+05:30", "utc": "1925-01-28T06:57:16Z", "ms": -1417712563520.8738 }, "end": { "local": "1925-01-28T13:15:16+05:30", "utc": "1925-01-28T07:45:16Z", "ms": -1417709683520.8738 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-01-29", "window": { "start": { "local": "1925-01-29T12:27:28+05:30", "utc": "1925-01-29T06:57:28Z", "ms": -1417626152147.456 }, "end": { "local": "1925-01-29T13:15:28+05:30", "utc": "1925-01-29T07:45:28Z", "ms": -1417623272147.456 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:03 on Wed 28 Jan to 09:06 on Thu 29 Jan.", "fact": "1925-01-28T04:32:38Z → 1925-01-29T03:35:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 28th, 12:27–13:15 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 8678 s" }, { "step": "ruling", "text": "Śrī Pañcamī, Thāne, 1925: Wednesday 28 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": "1925-01-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-28", "confidence": "determinate" } ], "quote": "In Thāne, Śrī Pañcamī 1925 falls on Wednesday 28 January. Pañcamī runs from 10:03 on Wed 28 Jan to 09:06 on Thu 29 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vasanta-panchami", "festival": "vasanta-panchami", "name": "Vasanta Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8678, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "end": { "local": "1925-01-29T09:05:50+05:30", "utc": "1925-01-29T03:35:50Z", "ms": -1417638250046.974 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-28T10:02:38+05:30", "utc": "1925-01-28T04:32:38Z", "ms": -1417721241767.387 }, "end": { "local": "1925-01-29T09:05:50+05:30", "utc": "1925-01-29T03:35:50Z", "ms": -1417638250046.974 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-01-28", "window": { "start": { "local": "1925-01-28T12:27:16+05:30", "utc": "1925-01-28T06:57:16Z", "ms": -1417712563520.8738 }, "end": { "local": "1925-01-28T13:15:16+05:30", "utc": "1925-01-28T07:45:16Z", "ms": -1417709683520.8738 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-01-29", "window": { "start": { "local": "1925-01-29T12:27:28+05:30", "utc": "1925-01-29T06:57:28Z", "ms": -1417626152147.456 }, "end": { "local": "1925-01-29T13:15:28+05:30", "utc": "1925-01-29T07:45:28Z", "ms": -1417623272147.456 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 10:03 on Wed 28 Jan to 09:06 on Thu 29 Jan.", "fact": "1925-01-28T04:32:38Z → 1925-01-29T03:35:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 28th, 12:27–13:15 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8678 s" }, { "step": "ruling", "text": "Vasanta Pañcamī, Thāne, 1925: Wednesday 28 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": "1925-01-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-28", "confidence": "determinate" } ], "quote": "In Thāne, Vasanta Pañcamī 1925 falls on Wednesday 28 January. Pañcamī runs from 10:03 on Wed 28 Jan to 09:06 on Thu 29 Jan and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ratha-saptami", "festival": "ratha-saptami", "name": "Ratha Saptamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-01-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6211, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-01-30T08:57:15+05:30", "utc": "1925-01-30T03:27:15Z", "ms": -1417552365114.5474 }, "end": { "local": "1925-01-31T09:36:31+05:30", "utc": "1925-01-31T04:06:31Z", "ms": -1417463609077.1272 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-01-30T08:57:15+05:30", "utc": "1925-01-30T03:27:15Z", "ms": -1417552365114.5474 }, "end": { "local": "1925-01-31T09:36:31+05:30", "utc": "1925-01-31T04:06:31Z", "ms": -1417463609077.1272 } }, "kaala": "arunodaya", "days": [ { "local_date": "1925-01-30", "window": { "start": { "local": "1925-01-30T05:31:46+05:30", "utc": "1925-01-30T00:01:46Z", "ms": -1417564694094.9287 }, "end": { "local": "1925-01-30T07:13:44+05:30", "utc": "1925-01-30T01:43:44Z", "ms": -1417558575902.1477 } }, "covered_min": 0, "window_min": 102, "qualifies": false }, { "local_date": "1925-01-31", "window": { "start": { "local": "1925-01-31T05:31:37+05:30", "utc": "1925-01-31T00:01:37Z", "ms": -1417478302600.2556 }, "end": { "local": "1925-01-31T07:13:29+05:30", "utc": "1925-01-31T01:43:29Z", "ms": -1417472191104.3506 } }, "covered_min": 102, "window_min": 102, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 08:57 on Fri 30 Jan to 09:37 on Sat 31 Jan.", "fact": "1925-01-30T03:27:15Z → 1925-01-31T04:06:31Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 05:32–07:14 on the 30th, 05:32–07:13 on the 31st.", "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 102 minutes on the 30th and 102 of 102 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one dawn qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 6211 s" }, { "step": "ruling", "text": "Ratha Saptamī, Thāne, 1925: Saturday 31 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": "1925-01-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-01-31", "confidence": "determinate" } ], "quote": "In Thāne, Ratha Saptamī 1925 falls on Saturday 31 January. Saptamī runs from 08:57 on Fri 30 Jan to 09:37 on Sat 31 Jan and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-02-04", "festival": "ekadashi", "name": "Jayā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29388, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-02-03T15:22:24+05:30", "utc": "1925-02-03T09:52:24Z", "ms": -1417183655840.02 }, "end": { "local": "1925-02-04T17:59:58+05:30", "utc": "1925-02-04T12:29:58Z", "ms": -1417087801657.7805 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-02-03T15:22:24+05:30", "utc": "1925-02-03T09:52:24Z", "ms": -1417183655840.02 }, "end": { "local": "1925-02-04T17:59:58+05:30", "utc": "1925-02-04T12:29:58Z", "ms": -1417087801657.7805 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-02-03", "window": { "start": { "local": "1925-02-03T07:12:36+05:30", "utc": "1925-02-03T01:42:36Z", "ms": -1417213044069.4941 }, "end": { "local": "1925-02-03T07:12:36+05:30", "utc": "1925-02-03T01:42:36Z", "ms": -1417213044069.4941 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-02-04", "window": { "start": { "local": "1925-02-04T07:12:16+05:30", "utc": "1925-02-04T01:42:16Z", "ms": -1417126664129.2373 }, "end": { "local": "1925-02-04T07:12:16+05:30", "utc": "1925-02-04T01:42:16Z", "ms": -1417126664129.2373 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:22 on Tue 3 Feb to 18:00 on Wed 4 Feb.", "fact": "1925-02-03T09:52:24Z → 1925-02-04T12:29:58Z" }, { "step": "kaala", "text": "Sunrise is at 07:13 on the 3rd and 07:12 on the 4th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 29388 s" }, { "step": "ruling", "text": "Jayā Ekādaśī, Thāne, 1925: Wednesday 4 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": "1925-02-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-04", "confidence": "determinate" } ], "quote": "In Thāne, Jayā Ekādaśī 1925 falls on Wednesday 4 February. Ekādaśī runs from 15:22 on Tue 3 Feb to 18:00 on Wed 4 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-02-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/bhishma-dvadashi", "festival": "bhishma-dvadashi", "name": "Bhīṣma Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17020, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-02-04T17:59:58+05:30", "utc": "1925-02-04T12:29:58Z", "ms": -1417087801657.7805 }, "end": { "local": "1925-02-05T20:39:21+05:30", "utc": "1925-02-05T15:09:21Z", "ms": -1416991839027.329 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-02-04T17:59:58+05:30", "utc": "1925-02-04T12:29:58Z", "ms": -1417087801657.7805 }, "end": { "local": "1925-02-05T20:39:21+05:30", "utc": "1925-02-05T15:09:21Z", "ms": -1416991839027.329 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-02-04", "window": { "start": { "local": "1925-02-04T12:28:18+05:30", "utc": "1925-02-04T06:58:18Z", "ms": -1417107701564.9219 }, "end": { "local": "1925-02-04T13:16:18+05:30", "utc": "1925-02-04T07:46:18Z", "ms": -1417104821564.9219 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-02-05", "window": { "start": { "local": "1925-02-05T12:28:24+05:30", "utc": "1925-02-05T06:58:24Z", "ms": -1417021296066.3394 }, "end": { "local": "1925-02-05T13:16:24+05:30", "utc": "1925-02-05T07:46:24Z", "ms": -1417018416066.3394 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 18:00 on Wed 4 Feb to 20:39 on Thu 5 Feb.", "fact": "1925-02-04T12:29:58Z → 1925-02-05T15:09:21Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:28–13:16 on the 4th, 12:28–13:16 on the 5th.", "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 4th and 48 of 48 on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17020 s" }, { "step": "ruling", "text": "Bhīṣma Dvādaśī, Thāne, 1925: Thursday 5 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": "1925-02-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-05", "confidence": "determinate" } ], "quote": "In Thāne, Bhīṣma Dvādaśī 1925 falls on Thursday 5 February. Dvādaśī runs from 18:00 on Wed 4 Feb to 20:39 on Thu 5 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-02-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1519, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-02-05T20:39:21+05:30", "utc": "1925-02-05T15:09:21Z", "ms": -1416991839027.329 }, "end": { "local": "1925-02-06T23:10:27+05:30", "utc": "1925-02-06T17:40:27Z", "ms": -1416896372955.845 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-02-05T20:39:21+05:30", "utc": "1925-02-05T15:09:21Z", "ms": -1416991839027.329 }, "end": { "local": "1925-02-06T23:10:27+05:30", "utc": "1925-02-06T17:40:27Z", "ms": -1416896372955.845 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-02-05", "window": { "start": { "local": "1925-02-05T18:32:53+05:30", "utc": "1925-02-05T13:02:53Z", "ms": -1416999426768.4636 }, "end": { "local": "1925-02-05T20:14:02+05:30", "utc": "1925-02-05T14:44:02Z", "ms": -1416993357566.8745 } }, "covered_min": 0, "window_min": 101, "qualifies": false }, { "local_date": "1925-02-06", "window": { "start": { "local": "1925-02-06T18:33:25+05:30", "utc": "1925-02-06T13:03:25Z", "ms": -1416912995030.6643 }, "end": { "local": "1925-02-06T20:14:27+05:30", "utc": "1925-02-06T14:44:27Z", "ms": -1416906933198.223 } }, "covered_min": 101, "window_min": 101, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:39 on Thu 5 Feb to 23:10 on Fri 6 Feb.", "fact": "1925-02-05T15:09:21Z → 1925-02-06T17:40:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:33–20:14 on the 5th, 18:33–20:14 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 101 minutes on the 5th and 101 of 101 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1519 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Friday 6 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": "1925-02-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-06", "confidence": "boundary" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Friday 6 February. Trayodaśī runs from 20:39 on Thu 5 Feb to 23:10 on Fri 6 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-02-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/maghi-purnima", "festival": "maghi-purnima", "name": "Māghī Pūrṇimā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32982, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-02-08T01:25:27+05:30", "utc": "1925-02-07T19:55:27Z", "ms": -1416801872503.987 }, "end": { "local": "1925-02-09T03:18:56+05:30", "utc": "1925-02-08T21:48:56Z", "ms": -1416708664067.5554 }, "month": { "amanta": 10, "purnimanta": 10, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Māgha" } }, "span": { "of": "tithi", "start": { "local": "1925-02-08T01:25:27+05:30", "utc": "1925-02-07T19:55:27Z", "ms": -1416801872503.987 }, "end": { "local": "1925-02-09T03:18:56+05:30", "utc": "1925-02-08T21:48:56Z", "ms": -1416708664067.5554 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-02-08", "window": { "start": { "local": "1925-02-08T12:28:36+05:30", "utc": "1925-02-08T06:58:36Z", "ms": -1416762084495.1533 }, "end": { "local": "1925-02-08T13:16:36+05:30", "utc": "1925-02-08T07:46:36Z", "ms": -1416759204495.1533 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-02-09", "window": { "start": { "local": "1925-02-09T12:28:38+05:30", "utc": "1925-02-09T06:58:38Z", "ms": -1416675682251.2915 }, "end": { "local": "1925-02-09T13:16:38+05:30", "utc": "1925-02-09T07:46:38Z", "ms": -1416672802251.2915 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 01:25 on Sun 8 Feb to 03:19 on Mon 9 Feb.", "fact": "1925-02-07T19:55:27Z → 1925-02-08T21:48:56Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:29–13:17 on the 8th, 12:29–13:17 on the 9th.", "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 8th and 0 of 48 on the 9th.", "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 32982 s" }, { "step": "ruling", "text": "Māghī Pūrṇimā, Thāne, 1925: Sunday 8 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": "1925-02-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-08", "confidence": "determinate" } ], "quote": "In Thāne, Māghī Pūrṇimā 1925 falls on Sunday 8 February. Pūrṇimā runs from 01:25 on Sun 8 Feb to 03:19 on Mon 9 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-02-12", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31608, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-02-12T06:23:13+05:30", "utc": "1925-02-12T00:53:13Z", "ms": -1416438407379.1313 }, "end": { "local": "1925-02-13T06:29:06+05:30", "utc": "1925-02-13T00:59:06Z", "ms": -1416351653633.106 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-02-12T06:23:13+05:30", "utc": "1925-02-12T00:53:13Z", "ms": -1416438407379.1313 }, "end": { "local": "1925-02-13T06:29:06+05:30", "utc": "1925-02-13T00:59:06Z", "ms": -1416351653633.106 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-02-11", "window": { "start": { "local": "1925-02-11T20:49:44+05:30", "utc": "1925-02-11T15:19:44Z", "ms": -1416472815943.5735 }, "end": { "local": "1925-02-11T20:49:44+05:30", "utc": "1925-02-11T15:19:44Z", "ms": -1416472815943.5735 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-02-12", "window": { "start": { "local": "1925-02-12T21:42:18+05:30", "utc": "1925-02-12T16:12:18Z", "ms": -1416383261774.8262 }, "end": { "local": "1925-02-12T21:42:18+05:30", "utc": "1925-02-12T16:12:18Z", "ms": -1416383261774.8262 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:23 on Thu 12 Feb to 06:29 on Fri 13 Feb.", "fact": "1925-02-12T00:53:13Z → 1925-02-13T00:59:06Z" }, { "step": "kaala", "text": "Moonrise is at 20:50 on the 11th and 21:42 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31608 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Thursday 12 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": "1925-02-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-12", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Thursday 12 February. Caturthī runs from 06:23 on Thu 12 Feb to 06:29 on Fri 13 Feb and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-02-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-02-19", "festival": "ekadashi", "name": "Vijayā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33664, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-02-18T21:44:01+05:30", "utc": "1925-02-18T16:14:01Z", "ms": -1415864758799.4067 }, "end": { "local": "1925-02-19T19:01:55+05:30", "utc": "1925-02-19T13:31:55Z", "ms": -1415788084712.7034 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-02-18T21:44:01+05:30", "utc": "1925-02-18T16:14:01Z", "ms": -1415864758799.4067 }, "end": { "local": "1925-02-19T19:01:55+05:30", "utc": "1925-02-19T13:31:55Z", "ms": -1415788084712.7034 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-02-19", "window": { "start": { "local": "1925-02-19T07:05:05+05:30", "utc": "1925-02-19T01:35:05Z", "ms": -1415831094653.231 }, "end": { "local": "1925-02-19T07:05:05+05:30", "utc": "1925-02-19T01:35:05Z", "ms": -1415831094653.231 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-02-20", "window": { "start": { "local": "1925-02-20T07:04:29+05:30", "utc": "1925-02-20T01:34:29Z", "ms": -1415744731002.5068 }, "end": { "local": "1925-02-20T07:04:29+05:30", "utc": "1925-02-20T01:34:29Z", "ms": -1415744731002.5068 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 21:44 on Wed 18 Feb to 19:02 on Thu 19 Feb.", "fact": "1925-02-18T16:14:01Z → 1925-02-19T13:31:55Z" }, { "step": "kaala", "text": "Sunrise is at 07:05 on the 19th and 07:04 on the 20th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 19th and is not on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33664 s" }, { "step": "ruling", "text": "Vijayā Ekādaśī, Thāne, 1925: Thursday 19 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": "1925-02-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-19", "confidence": "determinate" } ], "quote": "In Thāne, Vijayā Ekādaśī 1925 falls on Thursday 19 February. Ekādaśī runs from 21:44 on Wed 18 Feb to 19:02 on Thu 19 Feb and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-02-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-02-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9016, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-02-20T16:09:41+05:30", "utc": "1925-02-20T10:39:41Z", "ms": -1415712018911.6016 }, "end": { "local": "1925-02-21T13:13:52+05:30", "utc": "1925-02-21T07:43:52Z", "ms": -1415636167933.0754 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-02-20T16:09:41+05:30", "utc": "1925-02-20T10:39:41Z", "ms": -1415712018911.6016 }, "end": { "local": "1925-02-21T13:13:52+05:30", "utc": "1925-02-21T07:43:52Z", "ms": -1415636167933.0754 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-02-20", "window": { "start": { "local": "1925-02-20T18:39:57+05:30", "utc": "1925-02-20T13:09:57Z", "ms": -1415703002871.0703 }, "end": { "local": "1925-02-20T20:19:08+05:30", "utc": "1925-02-20T14:49:08Z", "ms": -1415697051579.568 } }, "covered_min": 99, "window_min": 99, "qualifies": true }, { "local_date": "1925-02-21", "window": { "start": { "local": "1925-02-21T18:40:22+05:30", "utc": "1925-02-21T13:10:22Z", "ms": -1415616578497.003 }, "end": { "local": "1925-02-21T20:19:24+05:30", "utc": "1925-02-21T14:49:24Z", "ms": -1415610635521.5266 } }, "covered_min": 0, "window_min": 99, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:10 on Fri 20 Feb to 13:14 on Sat 21 Feb.", "fact": "1925-02-20T10:39:41Z → 1925-02-21T07:43:52Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:40–20:19 on the 20th, 18:40–20:19 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 99 of 99 minutes on the 20th and 0 of 99 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9016 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Friday 20 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": "1925-02-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-20", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Friday 20 February. Trayodaśī runs from 16:10 on Fri 20 Feb to 13:14 on Sat 21 Feb and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-02-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/maha-shivaratri", "festival": "maha-shivaratri", "name": "Mahāśivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32766, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-02-21T13:13:52+05:30", "utc": "1925-02-21T07:43:52Z", "ms": -1415636167933.0754 }, "end": { "local": "1925-02-22T10:21:53+05:30", "utc": "1925-02-22T04:51:53Z", "ms": -1415560086694.9539 }, "month": { "amanta": 10, "purnimanta": 11, "adhika": false, "amanta_name": "Māgha", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-02-21T13:13:52+05:30", "utc": "1925-02-21T07:43:52Z", "ms": -1415636167933.0754 }, "end": { "local": "1925-02-22T10:21:53+05:30", "utc": "1925-02-22T04:51:53Z", "ms": -1415560086694.9539 } }, "kaala": "nishita", "days": [ { "local_date": "1925-02-20", "window": { "start": { "local": "1925-02-21T00:27:54+05:30", "utc": "1925-02-20T18:57:54Z", "ms": -1415682125527.9373 }, "end": { "local": "1925-02-21T01:15:54+05:30", "utc": "1925-02-20T19:45:54Z", "ms": -1415679245527.9373 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-02-21", "window": { "start": { "local": "1925-02-22T00:27:48+05:30", "utc": "1925-02-21T18:57:48Z", "ms": -1415595732338.967 }, "end": { "local": "1925-02-22T01:15:48+05:30", "utc": "1925-02-21T19:45:48Z", "ms": -1415592852338.967 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:14 on Sat 21 Feb to 10:22 on Sun 22 Feb.", "fact": "1925-02-21T07:43:52Z → 1925-02-22T04:51:53Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:28–01:16 on the 20th, 00:28–01:16 on the 21st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 32766 s" }, { "step": "ruling", "text": "Mahāśivarātri, Thāne, 1925: Saturday 21 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": "1925-02-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-21", "confidence": "determinate" } ], "quote": "In Thāne, Mahāśivarātri 1925 falls on Saturday 21 February. Caturdaśī runs from 13:14 on Sat 21 Feb to 10:22 on Sun 22 Feb and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-02-26", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-02-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36708, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-02-26T02:15:37+05:30", "utc": "1925-02-25T20:45:37Z", "ms": -1415243663250.914 }, "end": { "local": "1925-02-27T01:42:39+05:30", "utc": "1925-02-26T20:12:39Z", "ms": -1415159240818.6296 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-02-26T02:15:37+05:30", "utc": "1925-02-25T20:45:37Z", "ms": -1415243663250.914 }, "end": { "local": "1925-02-27T01:42:39+05:30", "utc": "1925-02-26T20:12:39Z", "ms": -1415159240818.6296 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-02-26", "window": { "start": { "local": "1925-02-26T12:27:25+05:30", "utc": "1925-02-26T06:57:25Z", "ms": -1415206954806.238 }, "end": { "local": "1925-02-26T13:15:25+05:30", "utc": "1925-02-26T07:45:25Z", "ms": -1415204074806.238 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-02-27", "window": { "start": { "local": "1925-02-27T12:27:15+05:30", "utc": "1925-02-27T06:57:15Z", "ms": -1415120564905.7515 }, "end": { "local": "1925-02-27T13:15:15+05:30", "utc": "1925-02-27T07:45:15Z", "ms": -1415117684905.7515 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 02:16 on Thu 26 Feb to 01:43 on Fri 27 Feb.", "fact": "1925-02-25T20:45:37Z → 1925-02-26T20:12:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:27–13:15 on the 26th, 12:27–13:15 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36708 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Thursday 26 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": "1925-02-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-02-26", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Thursday 26 February. Caturthī runs from 02:16 on Thu 26 Feb to 01:43 on Fri 27 Feb and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-02-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-03-06", "festival": "ekadashi", "name": "Āmalakī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18055, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-03-05T11:56:23+05:30", "utc": "1925-03-05T06:26:23Z", "ms": -1414604016900.398 }, "end": { "local": "1925-03-06T14:25:38+05:30", "utc": "1925-03-06T08:55:38Z", "ms": -1414508661822.5999 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-03-05T11:56:23+05:30", "utc": "1925-03-05T06:26:23Z", "ms": -1414604016900.398 }, "end": { "local": "1925-03-06T14:25:38+05:30", "utc": "1925-03-06T08:55:38Z", "ms": -1414508661822.5999 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-03-05", "window": { "start": { "local": "1925-03-05T06:55:28+05:30", "utc": "1925-03-05T01:25:28Z", "ms": -1414622072014.8079 }, "end": { "local": "1925-03-05T06:55:28+05:30", "utc": "1925-03-05T01:25:28Z", "ms": -1414622072014.8079 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-03-06", "window": { "start": { "local": "1925-03-06T06:54:42+05:30", "utc": "1925-03-06T01:24:42Z", "ms": -1414535718110.1262 }, "end": { "local": "1925-03-06T06:54:42+05:30", "utc": "1925-03-06T01:24:42Z", "ms": -1414535718110.1262 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 11:56 on Thu 5 Mar to 14:26 on Fri 6 Mar.", "fact": "1925-03-05T06:26:23Z → 1925-03-06T08:55:38Z" }, { "step": "kaala", "text": "Sunrise is at 06:55 on the 5th and 06:55 on the 6th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 5th and is on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 18055 s" }, { "step": "ruling", "text": "Āmalakī Ekādaśī, Thāne, 1925: Friday 6 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": "1925-03-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-06", "confidence": "determinate" } ], "quote": "In Thāne, Āmalakī Ekādaśī 1925 falls on Friday 6 March. Ekādaśī runs from 11:56 on Thu 5 Mar to 14:26 on Fri 6 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-03-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-03-07", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1916, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-03-07T16:34:11+05:30", "utc": "1925-03-07T11:04:11Z", "ms": -1414414548719.0664 }, "end": { "local": "1925-03-08T18:13:37+05:30", "utc": "1925-03-08T12:43:37Z", "ms": -1414322182792.564 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-03-07T16:34:11+05:30", "utc": "1925-03-07T11:04:11Z", "ms": -1414414548719.0664 }, "end": { "local": "1925-03-08T18:13:37+05:30", "utc": "1925-03-08T12:43:37Z", "ms": -1414322182792.564 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-03-07", "window": { "start": { "local": "1925-03-07T18:45:15+05:30", "utc": "1925-03-07T13:15:15Z", "ms": -1414406684689.6526 }, "end": { "local": "1925-03-07T20:22:18+05:30", "utc": "1925-03-07T14:52:18Z", "ms": -1414400861639.2017 } }, "covered_min": 97, "window_min": 97, "qualifies": true }, { "local_date": "1925-03-08", "window": { "start": { "local": "1925-03-08T18:45:33+05:30", "utc": "1925-03-08T13:15:33Z", "ms": -1414320266716.1482 }, "end": { "local": "1925-03-08T20:22:28+05:30", "utc": "1925-03-08T14:52:28Z", "ms": -1414314452402.207 } }, "covered_min": 0, "window_min": 97, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 16:34 on Sat 7 Mar to 18:14 on Sun 8 Mar.", "fact": "1925-03-07T11:04:11Z → 1925-03-08T12:43:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:45–20:22 on the 7th, 18:46–20:22 on the 8th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 97 of 97 minutes on the 7th and 0 of 97 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 1916 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Saturday 7 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": "1925-03-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-07", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Saturday 7 March. Trayodaśī runs from 16:34 on Sat 7 Mar to 18:14 on Sun 8 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-03-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/holika-dahana", "festival": "holika-dahana", "name": "Holikā Dahana", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2016, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-03-09T19:19:27+05:30", "utc": "1925-03-09T13:49:27Z", "ms": -1414231833266.1597 }, "end": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-03-09T19:19:27+05:30", "utc": "1925-03-09T13:49:27Z", "ms": -1414231833266.1597 }, "end": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 } }, "kaala": "sayahna", "days": [ { "local_date": "1925-03-09", "window": { "start": { "local": "1925-03-09T16:23:09+05:30", "utc": "1925-03-09T10:53:09Z", "ms": -1414242411128.7046 }, "end": { "local": "1925-03-09T18:45:51+05:30", "utc": "1925-03-09T13:15:51Z", "ms": -1414233849070.4832 } }, "covered_min": 0, "window_min": 143, "qualifies": false }, { "local_date": "1925-03-10", "window": { "start": { "local": "1925-03-10T16:23:13+05:30", "utc": "1925-03-10T10:53:13Z", "ms": -1414156006856.1729 }, "end": { "local": "1925-03-10T18:46:08+05:30", "utc": "1925-03-10T13:16:08Z", "ms": -1414147431735.0254 } }, "covered_min": 143, "window_min": 143, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:19 on Mon 9 Mar to 19:51 on Tue 10 Mar.", "fact": "1925-03-09T13:49:27Z → 1925-03-10T14:20:43Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:23–18:46 on the 9th, 16:23–18:46 on the 10th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 143 minutes on the 9th and 143 of 143 on the 10th.", "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 2016 s" }, { "step": "ruling", "text": "Holikā Dahana, Thāne, 1925: Tuesday 10 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": "1925-03-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-10", "confidence": "determinate" } ], "quote": "In Thāne, Holikā Dahana 1925 falls on Tuesday 10 March. Pūrṇimā runs from 19:19 on Mon 9 Mar to 19:51 on Tue 10 Mar and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/holi", "festival": "holi", "name": "Holī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2016, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-03-09T19:19:27+05:30", "utc": "1925-03-09T13:49:27Z", "ms": -1414231833266.1597 }, "end": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 }, "month": { "amanta": 11, "purnimanta": 11, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Phālguna" } }, "span": { "of": "tithi", "start": { "local": "1925-03-09T19:19:27+05:30", "utc": "1925-03-09T13:49:27Z", "ms": -1414231833266.1597 }, "end": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 } }, "kaala": "sayahna", "days": [ { "local_date": "1925-03-09", "window": { "start": { "local": "1925-03-09T16:23:09+05:30", "utc": "1925-03-09T10:53:09Z", "ms": -1414242411128.7046 }, "end": { "local": "1925-03-09T18:45:51+05:30", "utc": "1925-03-09T13:15:51Z", "ms": -1414233849070.4832 } }, "covered_min": 0, "window_min": 143, "qualifies": false }, { "local_date": "1925-03-10", "window": { "start": { "local": "1925-03-10T16:23:13+05:30", "utc": "1925-03-10T10:53:13Z", "ms": -1414156006856.1729 }, "end": { "local": "1925-03-10T18:46:08+05:30", "utc": "1925-03-10T13:16:08Z", "ms": -1414147431735.0254 } }, "covered_min": 143, "window_min": 143, "qualifies": true } ], "follows": { "festival": "holika-dahana", "name": "Holikā Dahana", "local_date": "1925-03-10", "days": 1 }, "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 19:19 on Mon 9 Mar to 19:51 on Tue 10 Mar.", "fact": "1925-03-09T13:49:27Z → 1925-03-10T14:20:43Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:23–18:46 on the 9th, 16:23–18:46 on the 10th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during sāyāhna. It covers 0 of 143 minutes on the 9th and 143 of 143 on the 10th.", "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 2016 s" }, { "step": "counted", "text": "Holī is kept the day after Holikā Dahana: Tuesday 10 March is the day taken above.", "fact": "follows: holika-dahana + 1 d" }, { "step": "ruling", "text": "Holī, Thāne, 1925: Wednesday 11 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": "1925-03-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-11", "confidence": "determinate" } ], "quote": "In Thāne, Holī 1925 falls on Wednesday 11 March. It is kept the day after Holikā Dahana, which falls on Tuesday 10 March. Pūrṇimā runs from 19:19 on Mon 9 Mar to 19:51 on Tue 10 Mar and covers all of sāyāhna on the 10th.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vasantotsava", "festival": "vasantotsava", "name": "Vasantotsava", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39602, "anga": { "type": "tithi", "index": 15, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 }, "end": { "local": "1925-03-11T19:49:10+05:30", "utc": "1925-03-11T14:19:10Z", "ms": -1414057250342.9563 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-10T19:50:43+05:30", "utc": "1925-03-10T14:20:43Z", "ms": -1414143557379.0432 }, "end": { "local": "1925-03-11T19:49:10+05:30", "utc": "1925-03-11T14:19:10Z", "ms": -1414057250342.9563 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-03-11", "window": { "start": { "local": "1925-03-11T06:50:44+05:30", "utc": "1925-03-11T01:20:44Z", "ms": -1414103955720.1543 }, "end": { "local": "1925-03-11T06:50:44+05:30", "utc": "1925-03-11T01:20:44Z", "ms": -1414103955720.1543 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-03-12", "window": { "start": { "local": "1925-03-12T06:49:56+05:30", "utc": "1925-03-12T01:19:56Z", "ms": -1414017604470.9204 }, "end": { "local": "1925-03-12T06:49:56+05:30", "utc": "1925-03-12T01:19:56Z", "ms": -1414017604470.9204 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:51 on Tue 10 Mar to 19:49 on Wed 11 Mar.", "fact": "1925-03-10T14:20:43Z → 1925-03-11T14:19:10Z" }, { "step": "kaala", "text": "Sunrise is at 06:51 on the 11th and 06:50 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā 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: purvaviddha → only-day · margin 39602 s" }, { "step": "ruling", "text": "Vasantotsava, Thāne, 1925: Wednesday 11 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": "1925-03-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-11", "confidence": "determinate" } ], "quote": "In Thāne, Vasantotsava 1925 falls on Wednesday 11 March. Pratipadā runs from 19:51 on Tue 10 Mar to 19:49 on Wed 11 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-03-13", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11012, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-03-13T18:22:26+05:30", "utc": "1925-03-13T12:52:26Z", "ms": -1413889654305.509 }, "end": { "local": "1925-03-14T17:06:05+05:30", "utc": "1925-03-14T11:36:05Z", "ms": -1413807835271.209 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-13T18:22:26+05:30", "utc": "1925-03-13T12:52:26Z", "ms": -1413889654305.509 }, "end": { "local": "1925-03-14T17:06:05+05:30", "utc": "1925-03-14T11:36:05Z", "ms": -1413807835271.209 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-03-13", "window": { "start": { "local": "1925-03-13T21:25:58+05:30", "utc": "1925-03-13T15:55:58Z", "ms": -1413878641833.3428 }, "end": { "local": "1925-03-13T21:25:58+05:30", "utc": "1925-03-13T15:55:58Z", "ms": -1413878641833.3428 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-03-14", "window": { "start": { "local": "1925-03-14T22:22:51+05:30", "utc": "1925-03-14T16:52:51Z", "ms": -1413788828680.9934 }, "end": { "local": "1925-03-14T22:22:51+05:30", "utc": "1925-03-14T16:52:51Z", "ms": -1413788828680.9934 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:22 on Fri 13 Mar to 17:06 on Sat 14 Mar.", "fact": "1925-03-13T12:52:26Z → 1925-03-14T11:36:05Z" }, { "step": "kaala", "text": "Moonrise is at 21:26 on the 13th and 22:23 on the 14th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 13th and is not on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11012 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Friday 13 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-03-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-13", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Friday 13 March. Caturthī runs from 18:22 on Fri 13 Mar to 17:06 on Sat 14 Mar and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-03-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shitalashtami", "festival": "shitalashtami", "name": "Śītalāṣṭamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1843, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-03-17T11:52:11+05:30", "utc": "1925-03-17T06:22:11Z", "ms": -1413567468631.8052 }, "end": { "local": "1925-03-18T09:48:46+05:30", "utc": "1925-03-18T04:18:46Z", "ms": -1413488473506.662 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-17T11:52:11+05:30", "utc": "1925-03-17T06:22:11Z", "ms": -1413567468631.8052 }, "end": { "local": "1925-03-18T09:48:46+05:30", "utc": "1925-03-18T04:18:46Z", "ms": -1413488473506.662 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-17", "window": { "start": { "local": "1925-03-17T12:22:55+05:30", "utc": "1925-03-17T06:52:55Z", "ms": -1413565625144.703 }, "end": { "local": "1925-03-17T13:10:55+05:30", "utc": "1925-03-17T07:40:55Z", "ms": -1413562745144.703 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-03-18", "window": { "start": { "local": "1925-03-18T12:22:37+05:30", "utc": "1925-03-18T06:52:37Z", "ms": -1413479242573.5786 }, "end": { "local": "1925-03-18T13:10:37+05:30", "utc": "1925-03-18T07:40:37Z", "ms": -1413476362573.5786 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 11:52 on Tue 17 Mar to 09:49 on Wed 18 Mar.", "fact": "1925-03-17T06:22:11Z → 1925-03-18T04:18:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:23–13:11 on the 17th, 12:23–13:11 on the 18th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 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. 105" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 1843 s" }, { "step": "ruling", "text": "Śītalāṣṭamī, Thāne, 1925: Tuesday 17 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": "1925-03-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-17", "confidence": "determinate" } ], "quote": "In Thāne, Śītalāṣṭamī 1925 falls on Tuesday 17 March. Aṣṭamī runs from 11:52 on Tue 17 Mar to 09:49 on Wed 18 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-03-20", "festival": "ekadashi", "name": "Pāpamocanī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4595, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-03-20T05:26:41+05:30", "utc": "1925-03-19T23:56:41Z", "ms": -1413331399256.2974 }, "end": { "local": "1925-03-21T03:12:48+05:30", "utc": "1925-03-20T21:42:48Z", "ms": -1413253032233.249 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-20T05:26:41+05:30", "utc": "1925-03-19T23:56:41Z", "ms": -1413331399256.2974 }, "end": { "local": "1925-03-21T03:12:48+05:30", "utc": "1925-03-20T21:42:48Z", "ms": -1413253032233.249 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-03-20", "window": { "start": { "local": "1925-03-20T06:43:16+05:30", "utc": "1925-03-20T01:13:16Z", "ms": -1413326804438.5535 }, "end": { "local": "1925-03-20T06:43:16+05:30", "utc": "1925-03-20T01:13:16Z", "ms": -1413326804438.5535 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-03-21", "window": { "start": { "local": "1925-03-21T06:42:25+05:30", "utc": "1925-03-21T01:12:25Z", "ms": -1413240455276.797 }, "end": { "local": "1925-03-21T06:42:25+05:30", "utc": "1925-03-21T01:12:25Z", "ms": -1413240455276.797 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:27 on Fri 20 Mar to 03:13 on Sat 21 Mar.", "fact": "1925-03-19T23:56:41Z → 1925-03-20T21:42:48Z" }, { "step": "kaala", "text": "Sunrise is at 06:43 on the 20th and 06:42 on the 21st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 20th and is not on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4595 s" }, { "step": "ruling", "text": "Pāpamocanī Ekādaśī, Thāne, 1925: Friday 20 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": "1925-03-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-20", "confidence": "determinate" } ], "quote": "In Thāne, Pāpamocanī Ekādaśī 1925 falls on Friday 20 March. Ekādaśī runs from 05:27 on Fri 20 Mar to 03:13 on Sat 21 Mar and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-03-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-03-22", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9177, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-03-22T01:01:26+05:30", "utc": "1925-03-21T19:31:26Z", "ms": -1413174514332.5095 }, "end": { "local": "1925-03-22T22:57:07+05:30", "utc": "1925-03-22T17:27:07Z", "ms": -1413095572811.2493 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-22T01:01:26+05:30", "utc": "1925-03-21T19:31:26Z", "ms": -1413174514332.5095 }, "end": { "local": "1925-03-22T22:57:07+05:30", "utc": "1925-03-22T17:27:07Z", "ms": -1413095572811.2493 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-03-21", "window": { "start": { "local": "1925-03-21T18:49:04+05:30", "utc": "1925-03-21T13:19:04Z", "ms": -1413196856252.0813 }, "end": { "local": "1925-03-21T20:24:04+05:30", "utc": "1925-03-21T14:54:04Z", "ms": -1413191156247.8745 } }, "covered_min": 0, "window_min": 95, "qualifies": false }, { "local_date": "1925-03-22", "window": { "start": { "local": "1925-03-22T18:49:19+05:30", "utc": "1925-03-22T13:19:19Z", "ms": -1413110441250.533 }, "end": { "local": "1925-03-22T20:24:10+05:30", "utc": "1925-03-22T14:54:10Z", "ms": -1413104750050.1577 } }, "covered_min": 95, "window_min": 95, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 01:01 on Sun 22 Mar to 22:57 on Sun 22 Mar.", "fact": "1925-03-21T19:31:26Z → 1925-03-22T17:27:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:49–20:24 on the 21st, 18:49–20:24 on the 22nd.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 95 minutes on the 21st and 95 of 95 on the 22nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9177 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Sunday 22 March.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-22", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Sunday 22 March. Trayodaśī runs from 01:01 on Sun 22 Mar to 22:57 on Sun 22 Mar and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-03-22", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5034, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-03-22T22:57:07+05:30", "utc": "1925-03-22T17:27:07Z", "ms": -1413095572811.2493 }, "end": { "local": "1925-03-23T21:05:27+05:30", "utc": "1925-03-23T15:35:27Z", "ms": -1413015873367.6392 }, "month": { "amanta": 11, "purnimanta": 0, "adhika": false, "amanta_name": "Phālguna", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-22T22:57:07+05:30", "utc": "1925-03-22T17:27:07Z", "ms": -1413095572811.2493 }, "end": { "local": "1925-03-23T21:05:27+05:30", "utc": "1925-03-23T15:35:27Z", "ms": -1413015873367.6392 } }, "kaala": "nishita", "days": [ { "local_date": "1925-03-22", "window": { "start": { "local": "1925-03-23T00:21:01+05:30", "utc": "1925-03-22T18:51:01Z", "ms": -1413090539249.1255 }, "end": { "local": "1925-03-23T01:09:01+05:30", "utc": "1925-03-22T19:39:01Z", "ms": -1413087659249.1255 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-03-23", "window": { "start": { "local": "1925-03-24T00:20:43+05:30", "utc": "1925-03-23T18:50:43Z", "ms": -1413004157343.4768 }, "end": { "local": "1925-03-24T01:08:43+05:30", "utc": "1925-03-23T19:38:43Z", "ms": -1413001277343.4768 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:57 on Sun 22 Mar to 21:05 on Mon 23 Mar.", "fact": "1925-03-22T17:27:07Z → 1925-03-23T15:35:27Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:21–01:09 on the 22nd, 00:21–01:09 on the 23rd.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5034 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Sunday 22 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": "1925-03-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-22", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Sunday 22 March. Caturdaśī runs from 22:57 on Sun 22 Mar to 21:05 on Mon 23 Mar and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-03-22", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/navaratra-arambha-caitra", "festival": "navaratra-arambha-caitra", "name": "Navarātrārambha (Caitra)", "everyday": "Chaitra Navratri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19045, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-03-24T19:32:47+05:30", "utc": "1925-03-24T14:02:47Z", "ms": -1412935032547.82 }, "end": { "local": "1925-03-25T18:25:57+05:30", "utc": "1925-03-25T12:55:57Z", "ms": -1412852643382.73 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-24T19:32:47+05:30", "utc": "1925-03-24T14:02:47Z", "ms": -1412935032547.82 }, "end": { "local": "1925-03-25T18:25:57+05:30", "utc": "1925-03-25T12:55:57Z", "ms": -1412852643382.73 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-24", "window": { "start": { "local": "1925-03-24T12:20:50+05:30", "utc": "1925-03-24T06:50:50Z", "ms": -1412960949938.524 }, "end": { "local": "1925-03-24T13:08:50+05:30", "utc": "1925-03-24T07:38:50Z", "ms": -1412958069938.524 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-03-25", "window": { "start": { "local": "1925-03-25T12:20:32+05:30", "utc": "1925-03-25T06:50:32Z", "ms": -1412874568138.4397 }, "end": { "local": "1925-03-25T13:08:32+05:30", "utc": "1925-03-25T07:38:32Z", "ms": -1412871688138.4397 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 19:33 on Tue 24 Mar to 18:26 on Wed 25 Mar.", "fact": "1925-03-24T14:02:47Z → 1925-03-25T12:55:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:21–13:09 on the 24th, 12:21–13:09 on the 25th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 48 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 19045 s" }, { "step": "ruling", "text": "Navarātrārambha (Caitra), Thāne, 1925: Wednesday 25 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": "1925-03-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-25", "confidence": "determinate" } ], "quote": "In Thāne, Navarātrārambha (Caitra) (Chaitra Navratri) 1925 falls on Wednesday 25 March. Pratipadā runs from 19:33 on Tue 24 Mar to 18:26 on Wed 25 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/gauri-tritiya", "festival": "gauri-tritiya", "name": "Gaurī Tṛtīyā", "everyday": "Gangaur", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16991, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-03-26T17:51:25+05:30", "utc": "1925-03-26T12:21:25Z", "ms": -1412768315434.6165 }, "end": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-26T17:51:25+05:30", "utc": "1925-03-26T12:21:25Z", "ms": -1412768315434.6165 }, "end": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-26", "window": { "start": { "local": "1925-03-26T12:20:14+05:30", "utc": "1925-03-26T06:50:14Z", "ms": -1412788186382.5762 }, "end": { "local": "1925-03-26T13:08:14+05:30", "utc": "1925-03-26T07:38:14Z", "ms": -1412785306382.5762 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-03-27", "window": { "start": { "local": "1925-03-27T12:19:55+05:30", "utc": "1925-03-27T06:49:55Z", "ms": -1412701804654.4785 }, "end": { "local": "1925-03-27T13:07:55+05:30", "utc": "1925-03-27T07:37:55Z", "ms": -1412698924654.4785 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 17:51 on Thu 26 Mar to 17:55 on Fri 27 Mar.", "fact": "1925-03-26T12:21:25Z → 1925-03-27T12:24:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 26th, 12:20–13:08 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 16991 s" }, { "step": "ruling", "text": "Gaurī Tṛtīyā, Thāne, 1925: Friday 27 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": "1925-03-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-27", "confidence": "determinate" } ], "quote": "In Thāne, Gaurī Tṛtīyā (Gangaur) 1925 falls on Friday 27 March. Tṛtīyā runs from 17:51 on Thu 26 Mar to 17:55 on Fri 27 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/saubhagya-shayana-vrata", "festival": "saubhagya-shayana-vrata", "name": "Saubhāgya Śayana Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16991, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-03-26T17:51:25+05:30", "utc": "1925-03-26T12:21:25Z", "ms": -1412768315434.6165 }, "end": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-26T17:51:25+05:30", "utc": "1925-03-26T12:21:25Z", "ms": -1412768315434.6165 }, "end": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-26", "window": { "start": { "local": "1925-03-26T12:20:14+05:30", "utc": "1925-03-26T06:50:14Z", "ms": -1412788186382.5762 }, "end": { "local": "1925-03-26T13:08:14+05:30", "utc": "1925-03-26T07:38:14Z", "ms": -1412785306382.5762 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-03-27", "window": { "start": { "local": "1925-03-27T12:19:55+05:30", "utc": "1925-03-27T06:49:55Z", "ms": -1412701804654.4785 }, "end": { "local": "1925-03-27T13:07:55+05:30", "utc": "1925-03-27T07:37:55Z", "ms": -1412698924654.4785 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 17:51 on Thu 26 Mar to 17:55 on Fri 27 Mar.", "fact": "1925-03-26T12:21:25Z → 1925-03-27T12:24:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 26th, 12:20–13:08 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16991 s" }, { "step": "ruling", "text": "Saubhāgya Śayana Vrata, Thāne, 1925: Friday 27 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": "1925-03-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-27", "confidence": "determinate" } ], "quote": "In Thāne, Saubhāgya Śayana Vrata 1925 falls on Friday 27 March. Tṛtīyā runs from 17:51 on Thu 26 Mar to 17:55 on Fri 27 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-03-28", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17195, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 }, "end": { "local": "1925-03-28T18:38:12+05:30", "utc": "1925-03-28T13:08:12Z", "ms": -1412592707858.464 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-27T17:54:30+05:30", "utc": "1925-03-27T12:24:30Z", "ms": -1412681729929.2178 }, "end": { "local": "1925-03-28T18:38:12+05:30", "utc": "1925-03-28T13:08:12Z", "ms": -1412592707858.464 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-27", "window": { "start": { "local": "1925-03-27T12:19:55+05:30", "utc": "1925-03-27T06:49:55Z", "ms": -1412701804654.4785 }, "end": { "local": "1925-03-27T13:07:55+05:30", "utc": "1925-03-27T07:37:55Z", "ms": -1412698924654.4785 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-03-28", "window": { "start": { "local": "1925-03-28T12:19:37+05:30", "utc": "1925-03-28T06:49:37Z", "ms": -1412615422937.1968 }, "end": { "local": "1925-03-28T13:07:37+05:30", "utc": "1925-03-28T07:37:37Z", "ms": -1412612542937.1968 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:55 on Fri 27 Mar to 18:38 on Sat 28 Mar.", "fact": "1925-03-27T12:24:30Z → 1925-03-28T13:08:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 27th, 12:20–13:08 on the 28th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 0 of 48 minutes on the 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 17195 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Saturday 28 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": "1925-03-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-28", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Saturday 28 March. Caturthī runs from 17:55 on Fri 27 Mar to 18:38 on Sat 28 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-03-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/lakshmi-panchami", "festival": "lakshmi-panchami", "name": "Lakṣmī Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-03-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19835, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-03-28T18:38:12+05:30", "utc": "1925-03-28T13:08:12Z", "ms": -1412592707858.464 }, "end": { "local": "1925-03-29T20:01:58+05:30", "utc": "1925-03-29T14:31:58Z", "ms": -1412501282397.6785 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-03-28T18:38:12+05:30", "utc": "1925-03-28T13:08:12Z", "ms": -1412592707858.464 }, "end": { "local": "1925-03-29T20:01:58+05:30", "utc": "1925-03-29T14:31:58Z", "ms": -1412501282397.6785 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-03-28", "window": { "start": { "local": "1925-03-28T12:19:37+05:30", "utc": "1925-03-28T06:49:37Z", "ms": -1412615422937.1968 }, "end": { "local": "1925-03-28T13:07:37+05:30", "utc": "1925-03-28T07:37:37Z", "ms": -1412612542937.1968 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-03-29", "window": { "start": { "local": "1925-03-29T12:19:19+05:30", "utc": "1925-03-29T06:49:19Z", "ms": -1412529041213.2446 }, "end": { "local": "1925-03-29T13:07:19+05:30", "utc": "1925-03-29T07:37:19Z", "ms": -1412526161213.2446 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 18:38 on Sat 28 Mar to 20:02 on Sun 29 Mar.", "fact": "1925-03-28T13:08:12Z → 1925-03-29T14:31:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 28th, 12:19–13:07 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 28th and 48 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 19835 s" }, { "step": "ruling", "text": "Lakṣmī Pañcamī, Thāne, 1925: Sunday 29 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": "1925-03-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-03-29", "confidence": "determinate" } ], "quote": "In Thāne, Lakṣmī Pañcamī 1925 falls on Sunday 29 March. Pañcamī runs from 18:38 on Sat 28 Mar to 20:02 on Sun 29 Mar and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/bhavani-utpatti", "festival": "bhavani-utpatti", "name": "Bhavānī Utpatti", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33498, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-04-01T00:24:37+05:30", "utc": "1925-03-31T18:54:37Z", "ms": -1412312723378.4404 }, "end": { "local": "1925-04-02T02:59:48+05:30", "utc": "1925-04-01T21:29:48Z", "ms": -1412217012148.366 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-01T00:24:37+05:30", "utc": "1925-03-31T18:54:37Z", "ms": -1412312723378.4404 }, "end": { "local": "1925-04-02T02:59:48+05:30", "utc": "1925-04-01T21:29:48Z", "ms": -1412217012148.366 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-01", "window": { "start": { "local": "1925-04-01T12:18:24+05:30", "utc": "1925-04-01T06:48:24Z", "ms": -1412269895819.2676 }, "end": { "local": "1925-04-01T13:06:24+05:30", "utc": "1925-04-01T07:36:24Z", "ms": -1412267015819.2676 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-02", "window": { "start": { "local": "1925-04-02T12:18:06+05:30", "utc": "1925-04-02T06:48:06Z", "ms": -1412183513884.5588 }, "end": { "local": "1925-04-02T13:06:06+05:30", "utc": "1925-04-02T07:36:06Z", "ms": -1412180633884.5588 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 00:25 on Wed 1 Apr to 03:00 on Thu 2 Apr.", "fact": "1925-03-31T18:54:37Z → 1925-04-01T21:29:48Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 1st, 12:18–13:06 on the 2nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 33498 s" }, { "step": "ruling", "text": "Bhavānī Utpatti, Thāne, 1925: Wednesday 1 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bhavani-utpatti", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Annapurna puja (Beng.) (paraviddha), Bhavani-utpatti (paraviddha), Asokastami (Special when combined with naks. Punarvasu and Wednesday, after mid-day)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-01", "confidence": "determinate" } ], "quote": "In Thāne, Bhavānī Utpatti 1925 falls on Wednesday 1 April. Aṣṭamī runs from 00:25 on Wed 1 Apr to 03:00 on Thu 2 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/rama-navami", "festival": "rama-navami", "name": "Rāma Navamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24446, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1925-04-02T02:59:48+05:30", "utc": "1925-04-01T21:29:48Z", "ms": -1412217012148.366 }, "end": { "local": "1925-04-03T05:30:22+05:30", "utc": "1925-04-03T00:00:22Z", "ms": -1412121577660.2507 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-02T02:59:48+05:30", "utc": "1925-04-01T21:29:48Z", "ms": -1412217012148.366 }, "end": { "local": "1925-04-03T05:30:22+05:30", "utc": "1925-04-03T00:00:22Z", "ms": -1412121577660.2507 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-02", "window": { "start": { "local": "1925-04-02T12:18:06+05:30", "utc": "1925-04-02T06:48:06Z", "ms": -1412183513884.5588 }, "end": { "local": "1925-04-02T13:06:06+05:30", "utc": "1925-04-02T07:36:06Z", "ms": -1412180633884.5588 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-03", "window": { "start": { "local": "1925-04-03T12:17:48+05:30", "utc": "1925-04-03T06:47:48Z", "ms": -1412097131849.3428 }, "end": { "local": "1925-04-03T13:05:48+05:30", "utc": "1925-04-03T07:35:48Z", "ms": -1412094251849.3428 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 03:00 on Thu 2 Apr to 05:30 on Fri 3 Apr.", "fact": "1925-04-01T21:29:48Z → 1925-04-03T00:00:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 2nd, 12:18–13:06 on the 3rd.", "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 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: unstated → only-day · margin 24446 s" }, { "step": "ruling", "text": "Rāma Navamī, Thāne, 1925: Thursday 2 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rama-navami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 9 Ramanavami (madhyahnavyapini, special with Punarvasu naks.), Rama jayanti." } ], "not_evaluated": "The row calls the day special when it falls with Punarvasu nakṣatra; the nakṣatra is not tested.", "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-02", "confidence": "determinate" } ], "quote": "In Thāne, Rāma Navamī 1925 falls on Thursday 2 April. Navamī runs from 03:00 on Thu 2 Apr to 05:30 on Fri 3 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-04-05", "festival": "ekadashi", "name": "Kāmadā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4227, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-04-04T07:40:59+05:30", "utc": "1925-04-04T02:10:59Z", "ms": -1412027340567.336 }, "end": { "local": "1925-04-05T09:19:18+05:30", "utc": "1925-04-05T03:49:18Z", "ms": -1411935041621.0652 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-04T07:40:59+05:30", "utc": "1925-04-04T02:10:59Z", "ms": -1412027340567.336 }, "end": { "local": "1925-04-05T09:19:18+05:30", "utc": "1925-04-05T03:49:18Z", "ms": -1411935041621.0652 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-04-04", "window": { "start": { "local": "1925-04-04T06:30:32+05:30", "utc": "1925-04-04T01:00:32Z", "ms": -1412031568059.2205 }, "end": { "local": "1925-04-04T06:30:32+05:30", "utc": "1925-04-04T01:00:32Z", "ms": -1412031568059.2205 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-04-05", "window": { "start": { "local": "1925-04-05T06:29:42+05:30", "utc": "1925-04-05T00:59:42Z", "ms": -1411945218121.6033 }, "end": { "local": "1925-04-05T06:29:42+05:30", "utc": "1925-04-05T00:59:42Z", "ms": -1411945218121.6033 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:41 on Sat 4 Apr to 09:19 on Sun 5 Apr.", "fact": "1925-04-04T02:10:59Z → 1925-04-05T03:49:18Z" }, { "step": "kaala", "text": "Sunrise is at 06:31 on the 4th and 06:30 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 4th and is on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4227 s" }, { "step": "ruling", "text": "Kāmadā Ekādaśī, Thāne, 1925: Sunday 5 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-05", "confidence": "determinate" } ], "quote": "In Thāne, Kāmadā Ekādaśī 1925 falls on Sunday 5 April. Ekādaśī runs from 07:41 on Sat 4 Apr to 09:19 on Sun 5 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-04-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ananga-trayodashi", "festival": "ananga-trayodashi", "name": "Anaṅga Trayodaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6239, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-04-06T10:17:30+05:30", "utc": "1925-04-06T04:47:30Z", "ms": -1411845149891.3079 }, "end": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-06T10:17:30+05:30", "utc": "1925-04-06T04:47:30Z", "ms": -1411845149891.3079 }, "end": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-06", "window": { "start": { "local": "1925-04-06T12:16:55+05:30", "utc": "1925-04-06T06:46:55Z", "ms": -1411837984941.5422 }, "end": { "local": "1925-04-06T13:04:55+05:30", "utc": "1925-04-06T07:34:55Z", "ms": -1411835104941.5422 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-07", "window": { "start": { "local": "1925-04-07T12:16:38+05:30", "utc": "1925-04-07T06:46:38Z", "ms": -1411751602303.3867 }, "end": { "local": "1925-04-07T13:04:38+05:30", "utc": "1925-04-07T07:34:38Z", "ms": -1411748722303.3867 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:18 on Mon 6 Apr to 10:33 on Tue 7 Apr.", "fact": "1925-04-06T04:47:30Z → 1925-04-07T05:02:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 6th, 12:17–13:05 on the 7th.", "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 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 6239 s" }, { "step": "ruling", "text": "Anaṅga Trayodaśī, Thāne, 1925: Monday 6 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": "1925-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-06", "confidence": "determinate" } ], "quote": "In Thāne, Anaṅga Trayodaśī 1925 falls on Monday 6 April. Trayodaśī runs from 10:18 on Mon 6 Apr to 10:33 on Tue 7 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-04-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30034, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-04-06T10:17:30+05:30", "utc": "1925-04-06T04:47:30Z", "ms": -1411845149891.3079 }, "end": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-06T10:17:30+05:30", "utc": "1925-04-06T04:47:30Z", "ms": -1411845149891.3079 }, "end": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-04-06", "window": { "start": { "local": "1925-04-06T18:52:58+05:30", "utc": "1925-04-06T13:22:58Z", "ms": -1411814221944.5208 }, "end": { "local": "1925-04-06T20:25:39+05:30", "utc": "1925-04-06T14:55:39Z", "ms": -1411808661349.7664 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "1925-04-07", "window": { "start": { "local": "1925-04-07T18:53:13+05:30", "utc": "1925-04-07T13:23:13Z", "ms": -1411727807122.9104 }, "end": { "local": "1925-04-07T20:25:45+05:30", "utc": "1925-04-07T14:55:45Z", "ms": -1411722255070.6445 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 10:18 on Mon 6 Apr to 10:33 on Tue 7 Apr.", "fact": "1925-04-06T04:47:30Z → 1925-04-07T05:02:39Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:53–20:26 on the 6th, 18:53–20:26 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 93 of 93 minutes on the 6th and 0 of 93 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30034 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Monday 6 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": "1925-04-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-06", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Monday 6 April. Trayodaśī runs from 10:18 on Mon 6 Apr to 10:33 on Tue 7 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-04-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vishnu-damanaka-chaturdashi", "festival": "vishnu-damanaka-chaturdashi", "name": "Viṣṇudamanaka Caturdaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6239, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 }, "end": { "local": "1925-04-08T10:06:09+05:30", "utc": "1925-04-08T04:36:09Z", "ms": -1411673031320.7673 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-07T10:32:39+05:30", "utc": "1925-04-07T05:02:39Z", "ms": -1411757840930.4167 }, "end": { "local": "1925-04-08T10:06:09+05:30", "utc": "1925-04-08T04:36:09Z", "ms": -1411673031320.7673 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-07", "window": { "start": { "local": "1925-04-07T12:16:38+05:30", "utc": "1925-04-07T06:46:38Z", "ms": -1411751602303.3867 }, "end": { "local": "1925-04-07T13:04:38+05:30", "utc": "1925-04-07T07:34:38Z", "ms": -1411748722303.3867 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-08", "window": { "start": { "local": "1925-04-08T12:16:21+05:30", "utc": "1925-04-08T06:46:21Z", "ms": -1411665219462.3872 }, "end": { "local": "1925-04-08T13:04:21+05:30", "utc": "1925-04-08T07:34:21Z", "ms": -1411662339462.3872 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 10:33 on Tue 7 Apr to 10:06 on Wed 8 Apr.", "fact": "1925-04-07T05:02:39Z → 1925-04-08T04:36:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 7th, 12:16–13:04 on the 8th.", "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 7th and 0 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6239 s" }, { "step": "ruling", "text": "Viṣṇudamanaka Caturdaśī, Thāne, 1925: Tuesday 7 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": "1925-04-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-07", "confidence": "determinate" } ], "quote": "In Thāne, Viṣṇudamanaka Caturdaśī 1925 falls on Tuesday 7 April. Caturdaśī runs from 10:33 on Tue 7 Apr to 10:06 on Wed 8 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/chaitri-purnima", "festival": "chaitri-purnima", "name": "Caitrī Pūrṇimā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7812, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-04-08T10:06:09+05:30", "utc": "1925-04-08T04:36:09Z", "ms": -1411673031320.7673 }, "end": { "local": "1925-04-09T09:02:37+05:30", "utc": "1925-04-09T03:32:37Z", "ms": -1411590443272.9028 }, "month": { "amanta": 0, "purnimanta": 0, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Caitra" } }, "span": { "of": "tithi", "start": { "local": "1925-04-08T10:06:09+05:30", "utc": "1925-04-08T04:36:09Z", "ms": -1411673031320.7673 }, "end": { "local": "1925-04-09T09:02:37+05:30", "utc": "1925-04-09T03:32:37Z", "ms": -1411590443272.9028 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-08", "window": { "start": { "local": "1925-04-08T12:16:21+05:30", "utc": "1925-04-08T06:46:21Z", "ms": -1411665219462.3872 }, "end": { "local": "1925-04-08T13:04:21+05:30", "utc": "1925-04-08T07:34:21Z", "ms": -1411662339462.3872 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-09", "window": { "start": { "local": "1925-04-09T12:16:04+05:30", "utc": "1925-04-09T06:46:04Z", "ms": -1411578836396.9941 }, "end": { "local": "1925-04-09T13:04:04+05:30", "utc": "1925-04-09T07:34:04Z", "ms": -1411575956396.9941 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 10:06 on Wed 8 Apr to 09:03 on Thu 9 Apr.", "fact": "1925-04-08T04:36:09Z → 1925-04-09T03:32:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 8th, 12:16–13:04 on the 9th.", "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 8th and 0 of 48 on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7812 s" }, { "step": "ruling", "text": "Caitrī Pūrṇimā, Thāne, 1925: Wednesday 8 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": "1925-04-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-08", "confidence": "determinate" } ], "quote": "In Thāne, Caitrī Pūrṇimā 1925 falls on Wednesday 8 April. Pūrṇimā runs from 10:06 on Wed 8 Apr to 09:03 on Thu 9 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-04-12", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10007, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-04-12T03:20:40+05:30", "utc": "1925-04-11T21:50:40Z", "ms": -1411351759845.189 }, "end": { "local": "1925-04-13T01:01:26+05:30", "utc": "1925-04-12T19:31:26Z", "ms": -1411273714041.805 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-12T03:20:40+05:30", "utc": "1925-04-11T21:50:40Z", "ms": -1411351759845.189 }, "end": { "local": "1925-04-13T01:01:26+05:30", "utc": "1925-04-12T19:31:26Z", "ms": -1411273714041.805 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-04-11", "window": { "start": { "local": "1925-04-11T21:13:40+05:30", "utc": "1925-04-11T15:43:40Z", "ms": -1411373780171.4524 }, "end": { "local": "1925-04-11T21:13:40+05:30", "utc": "1925-04-11T15:43:40Z", "ms": -1411373780171.4524 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-04-12", "window": { "start": { "local": "1925-04-12T22:14:39+05:30", "utc": "1925-04-12T16:44:39Z", "ms": -1411283720836.2454 }, "end": { "local": "1925-04-12T22:14:39+05:30", "utc": "1925-04-12T16:44:39Z", "ms": -1411283720836.2454 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:21 on Sun 12 Apr to 01:01 on Mon 13 Apr.", "fact": "1925-04-11T21:50:40Z → 1925-04-12T19:31:26Z" }, { "step": "kaala", "text": "Moonrise is at 21:14 on the 11th and 22:15 on the 12th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10007 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Sunday 12 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": "1925-04-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-12", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Sunday 12 April. Caturthī runs from 03:21 on Sun 12 Apr to 01:01 on Mon 13 Apr and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-04-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vaishakhi", "festival": "vaishakhi", "name": "Vaiśākhī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 19634, "anga": { "type": "sankranti", "index": 0, "key": "mesha", "name": "Meṣa", "start": { "local": "1925-04-13T11:50:26+05:30", "utc": "1925-04-13T06:20:26Z", "ms": -1411234773862.3223 }, "end": { "local": "1925-05-14T08:53:13+05:30", "utc": "1925-05-14T03:23:13Z", "ms": -1408567007061.3774 } }, "span": { "of": "transit", "start": { "local": "1925-04-13T11:50:26+05:30", "utc": "1925-04-13T06:20:26Z", "ms": -1411234773862.3223 }, "end": { "local": "1925-04-13T11:50:26+05:30", "utc": "1925-04-13T06:20:26Z", "ms": -1411234773862.3223 } }, "kaala": "day", "days": [ { "local_date": "1925-04-12", "window": { "start": { "local": "1925-04-12T06:24:00+05:30", "utc": "1925-04-12T00:54:00Z", "ms": -1411340760197.551 }, "end": { "local": "1925-04-13T06:23:12+05:30", "utc": "1925-04-13T00:53:12Z", "ms": -1411254407549.5015 } }, "covered_min": 0, "window_min": 1439, "qualifies": false }, { "local_date": "1925-04-13", "window": { "start": { "local": "1925-04-13T06:23:12+05:30", "utc": "1925-04-13T00:53:12Z", "ms": -1411254407549.5015 }, "end": { "local": "1925-04-14T06:22:26+05:30", "utc": "1925-04-14T00:52:26Z", "ms": -1411168054443.245 } }, "covered_min": 1, "window_min": 1439, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "The Sun enters Meṣa at 11:50 on Mon 13 Apr.", "fact": "1925-04-13T06:20:26Z · nirayana, lahiri-iae1985" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:24 on the 12th, and from 06:23 on the 13th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The festival is kept on the day of the transit, the day counted from sunrise. The transit falls on the 13th, not the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106" }, { "step": "tie_break", "text": "An instant falls in one day and no other. No tie-break is needed.", "fact": "day counted from sunrise → only-day · margin 19634 s" }, { "step": "ruling", "text": "Vaiśākhī, Thāne, 1925: Monday 13 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "solar", "id": "vaishakhi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Mesadi — Cadaka puja (Bengal), Bahag Bihu (Assam), Cheiraoba (Manipur), Visu (T. C. State), Vaisakhi (on the samkramana day commencing from sunrise)." }, { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 106", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The following festivals are observed according to the day of Sun's transit into rasis (Ravi-samkramana). For this purpose the day has been taken to begin from midnight, i.e., when the samkramana takes place after midnight, the festival relating to the samkramana is to be observed on the following day." } ], "not_evaluated": "The other names in the row (Cadaka puja, Bahag Bihu, Cheiraoba, Visu) are regional observances and wait with the regional rows.", "rashi": "Meṣa", "day_from": "sunrise" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-13", "confidence": "determinate" }, { "kind": "reckoning", "id": "civil-day", "local_date": "1925-04-13", "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": "1925-04-13", "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 Thāne, Vaiśākhī 1925 falls on Monday 13 April. The Sun enters Meṣa at 11:50 on Mon 13 Apr, and the rule counts the day from sunrise.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-04-19", "festival": "ekadashi", "name": "Varūthinī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17275, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-04-18T12:36:03+05:30", "utc": "1925-04-18T07:06:03Z", "ms": -1410800037023.244 }, "end": { "local": "1925-04-19T11:06:34+05:30", "utc": "1925-04-19T05:36:34Z", "ms": -1410719006118.02 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-18T12:36:03+05:30", "utc": "1925-04-18T07:06:03Z", "ms": -1410800037023.244 }, "end": { "local": "1925-04-19T11:06:34+05:30", "utc": "1925-04-19T05:36:34Z", "ms": -1410719006118.02 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-04-18", "window": { "start": { "local": "1925-04-18T06:19:23+05:30", "utc": "1925-04-18T00:49:23Z", "ms": -1410822636955.3892 }, "end": { "local": "1925-04-18T06:19:23+05:30", "utc": "1925-04-18T00:49:23Z", "ms": -1410822636955.3892 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-04-19", "window": { "start": { "local": "1925-04-19T06:18:39+05:30", "utc": "1925-04-19T00:48:39Z", "ms": -1410736281207.311 }, "end": { "local": "1925-04-19T06:18:39+05:30", "utc": "1925-04-19T00:48:39Z", "ms": -1410736281207.311 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 12:36 on Sat 18 Apr to 11:07 on Sun 19 Apr.", "fact": "1925-04-18T07:06:03Z → 1925-04-19T05:36:34Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 18th and 06:19 on the 19th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 18th and is on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17275 s" }, { "step": "ruling", "text": "Varūthinī Ekādaśī, Thāne, 1925: Sunday 19 April.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-19", "confidence": "determinate" } ], "quote": "In Thāne, Varūthinī Ekādaśī 1925 falls on Sunday 19 April. Ekādaśī runs from 12:36 on Sat 18 Apr to 11:07 on Sun 19 Apr and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-04-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-04-20", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32753, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-04-20T09:50:47+05:30", "utc": "1925-04-20T04:20:47Z", "ms": -1410637152694.236 }, "end": { "local": "1925-04-21T08:51:29+05:30", "utc": "1925-04-21T03:21:29Z", "ms": -1410554311397.7954 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-20T09:50:47+05:30", "utc": "1925-04-20T04:20:47Z", "ms": -1410637152694.236 }, "end": { "local": "1925-04-21T08:51:29+05:30", "utc": "1925-04-21T03:21:29Z", "ms": -1410554311397.7954 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-04-20", "window": { "start": { "local": "1925-04-20T18:56:41+05:30", "utc": "1925-04-20T13:26:41Z", "ms": -1410604399367.1025 }, "end": { "local": "1925-04-20T20:27:25+05:30", "utc": "1925-04-20T14:57:25Z", "ms": -1410598955174.2622 } }, "covered_min": 91, "window_min": 91, "qualifies": true }, { "local_date": "1925-04-21", "window": { "start": { "local": "1925-04-21T18:56:58+05:30", "utc": "1925-04-21T13:26:58Z", "ms": -1410517981853.2097 }, "end": { "local": "1925-04-21T20:27:34+05:30", "utc": "1925-04-21T14:57:34Z", "ms": -1410512545652.2937 } }, "covered_min": 0, "window_min": 91, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 09:51 on Mon 20 Apr to 08:51 on Tue 21 Apr.", "fact": "1925-04-20T04:20:47Z → 1925-04-21T03:21:29Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:57–20:27 on the 20th, 18:57–20:28 on the 21st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 91 of 91 minutes on the 20th and 0 of 91 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 32753 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Monday 20 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": "1925-04-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-20", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Monday 20 April. Trayodaśī runs from 09:51 on Mon 20 Apr to 08:51 on Tue 21 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-04-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-04-21", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25898, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-04-21T08:51:29+05:30", "utc": "1925-04-21T03:21:29Z", "ms": -1410554311397.7954 }, "end": { "local": "1925-04-22T08:12:21+05:30", "utc": "1925-04-22T02:42:21Z", "ms": -1410470258504.765 }, "month": { "amanta": 0, "purnimanta": 1, "adhika": false, "amanta_name": "Caitra", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-21T08:51:29+05:30", "utc": "1925-04-21T03:21:29Z", "ms": -1410554311397.7954 }, "end": { "local": "1925-04-22T08:12:21+05:30", "utc": "1925-04-22T02:42:21Z", "ms": -1410470258504.765 } }, "kaala": "nishita", "days": [ { "local_date": "1925-04-20", "window": { "start": { "local": "1925-04-21T00:12:56+05:30", "utc": "1925-04-20T18:42:56Z", "ms": -1410585423643.9512 }, "end": { "local": "1925-04-21T01:00:56+05:30", "utc": "1925-04-20T19:30:56Z", "ms": -1410582543643.9512 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-04-21", "window": { "start": { "local": "1925-04-22T00:12:44+05:30", "utc": "1925-04-21T18:42:44Z", "ms": -1410499036099.775 }, "end": { "local": "1925-04-22T01:00:44+05:30", "utc": "1925-04-21T19:30:44Z", "ms": -1410496156099.775 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 08:51 on Tue 21 Apr to 08:12 on Wed 22 Apr.", "fact": "1925-04-21T03:21:29Z → 1925-04-22T02:42:21Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:13–01:01 on the 20th, 00:13–01:01 on the 21st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 20th and 48 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 25898 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Tuesday 21 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": "1925-04-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-21", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Tuesday 21 April. Caturdaśī runs from 08:51 on Tue 21 Apr to 08:12 on Wed 22 Apr and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-04-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/parashurama-jayanti", "festival": "parashurama-jayanti", "name": "Paraśurāma Jayantī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31134, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-04-25T08:59:01+05:30", "utc": "1925-04-25T03:29:01Z", "ms": -1410208258710.648 }, "end": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-25T08:59:01+05:30", "utc": "1925-04-25T03:29:01Z", "ms": -1410208258710.648 }, "end": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-04-25", "window": { "start": { "local": "1925-04-25T18:58:11+05:30", "utc": "1925-04-25T13:28:11Z", "ms": -1410172309360.562 }, "end": { "local": "1925-04-25T20:28:15+05:30", "utc": "1925-04-25T14:58:15Z", "ms": -1410166904571.4128 } }, "covered_min": 90, "window_min": 90, "qualifies": true }, { "local_date": "1925-04-26", "window": { "start": { "local": "1925-04-26T18:58:29+05:30", "utc": "1925-04-26T13:28:29Z", "ms": -1410085890630.6653 }, "end": { "local": "1925-04-26T20:28:26+05:30", "utc": "1925-04-26T14:58:26Z", "ms": -1410080493543.932 } }, "covered_min": 0, "window_min": 90, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 08:59 on Sat 25 Apr to 10:20 on Sun 26 Apr.", "fact": "1925-04-25T03:29:01Z → 1925-04-26T04:49:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:58–20:28 on the 25th, 18:58–20:28 on the 26th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pradoṣa. It covers 90 of 90 minutes on the 25th and 0 of 90 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31134 s" }, { "step": "ruling", "text": "Paraśurāma Jayantī, Thāne, 1925: Saturday 25 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": "1925-04-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-25", "confidence": "determinate" } ], "quote": "In Thāne, Paraśurāma Jayantī 1925 falls on Saturday 25 April. Tṛtīyā runs from 08:59 on Sat 25 Apr to 10:20 on Sun 26 Apr and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/akshaya-tritiya", "festival": "akshaya-tritiya", "name": "Akṣaya Tṛtīyā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 545, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-04-25T08:59:01+05:30", "utc": "1925-04-25T03:29:01Z", "ms": -1410208258710.648 }, "end": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-25T08:59:01+05:30", "utc": "1925-04-25T03:29:01Z", "ms": -1410208258710.648 }, "end": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 } }, "kaala": "purvahna", "days": [ { "local_date": "1925-04-25", "window": { "start": { "local": "1925-04-25T06:14:26+05:30", "utc": "1925-04-25T00:44:26Z", "ms": -1410218133692.616 }, "end": { "local": "1925-04-25T10:29:01+05:30", "utc": "1925-04-25T04:59:01Z", "ms": -1410202858915.2646 } }, "covered_min": 90, "window_min": 255, "qualifies": true }, { "local_date": "1925-04-26", "window": { "start": { "local": "1925-04-26T06:13:47+05:30", "utc": "1925-04-26T00:43:47Z", "ms": -1410131773441.9429 }, "end": { "local": "1925-04-26T10:28:41+05:30", "utc": "1925-04-26T04:58:41Z", "ms": -1410116479171.517 } }, "covered_min": 246, "window_min": 255, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 08:59 on Sat 25 Apr to 10:20 on Sun 26 Apr.", "fact": "1925-04-25T03:29:01Z → 1925-04-26T04:49:36Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:14–10:29 on the 25th, 06:14–10:29 on the 26th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Tṛtīyā must be present during pūrvāhṇa. It covers 90 of 255 minutes on the 25th and 246 of 255 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both forenoons qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 545 s" }, { "step": "ruling", "text": "Akṣaya Tṛtīyā, Thāne, 1925: Sunday 26 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": "1925-04-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-26", "confidence": "determinate" } ], "quote": "In Thāne, Akṣaya Tṛtīyā 1925 falls on Sunday 26 April. Tṛtīyā runs from 08:59 on Sat 25 Apr to 10:20 on Sun 26 Apr and covers 246 of 255 minutes of pūrvāhṇa that forenoon. It also reaches the previous forenoon for 90 minutes; by the rule the second forenoon is taken.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-04-26", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-26", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 2, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 }, "end": { "local": "1925-04-27T12:12:00+05:30", "utc": "1925-04-27T06:42:00Z", "ms": -1410023879712.0918 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-26T10:19:36+05:30", "utc": "1925-04-26T04:49:36Z", "ms": -1410117024320.0967 }, "end": { "local": "1925-04-27T12:12:00+05:30", "utc": "1925-04-27T06:42:00Z", "ms": -1410023879712.0918 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-26", "window": { "start": { "local": "1925-04-26T12:12:08+05:30", "utc": "1925-04-26T06:42:08Z", "ms": -1410110272036.3042 }, "end": { "local": "1925-04-26T13:00:08+05:30", "utc": "1925-04-26T07:30:08Z", "ms": -1410107392036.3042 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-27", "window": { "start": { "local": "1925-04-27T12:11:58+05:30", "utc": "1925-04-27T06:41:58Z", "ms": -1410023882070.2515 }, "end": { "local": "1925-04-27T12:59:58+05:30", "utc": "1925-04-27T07:29:58Z", "ms": -1410021002070.2515 } }, "covered_min": 0, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:20 on Sun 26 Apr to 12:12 on Mon 27 Apr.", "fact": "1925-04-26T04:49:36Z → 1925-04-27T06:42:00Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 26th, 12:12–13:00 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2 s < 300 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Sunday 26 April.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "vinayaka-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-04-26", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-26", "confidence": "boundary" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Sunday 26 April. Caturthī runs from 10:20 on Sun 26 Apr to 12:12 on Mon 27 Apr and covers all of madhyāhna that midday. It also reaches the next midday for 0 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 02 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-04-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shankara-jayanti", "festival": "shankara-jayanti", "name": "Śaṅkara Jayantī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-28", "confidence": "boundary", "boundary_reasons": [ "margin", "tie-break-unstated" ], "boundary_margin_s": 2, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-04-27T12:12:00+05:30", "utc": "1925-04-27T06:42:00Z", "ms": -1410023879712.0918 }, "end": { "local": "1925-04-28T14:30:06+05:30", "utc": "1925-04-28T09:00:06Z", "ms": -1409929194329.066 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-27T12:12:00+05:30", "utc": "1925-04-27T06:42:00Z", "ms": -1410023879712.0918 }, "end": { "local": "1925-04-28T14:30:06+05:30", "utc": "1925-04-28T09:00:06Z", "ms": -1409929194329.066 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-27", "window": { "start": { "local": "1925-04-27T12:11:58+05:30", "utc": "1925-04-27T06:41:58Z", "ms": -1410023882070.2515 }, "end": { "local": "1925-04-27T12:59:58+05:30", "utc": "1925-04-27T07:29:58Z", "ms": -1410021002070.2515 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-04-28", "window": { "start": { "local": "1925-04-28T12:11:48+05:30", "utc": "1925-04-28T06:41:48Z", "ms": -1409937491620.7227 }, "end": { "local": "1925-04-28T12:59:48+05:30", "utc": "1925-04-28T07:29:48Z", "ms": -1409934611620.7227 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 12:12 on Mon 27 Apr to 14:30 on Tue 28 Apr.", "fact": "1925-04-27T06:42:00Z → 1925-04-28T09:00:06Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 27th, 12:12–13:00 on the 28th.", "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 27th and 48 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 2 s < 300 s" }, { "step": "ruling", "text": "Śaṅkara Jayantī, Thāne, 1925: Tuesday 28 April.", "fact": "confidence: boundary (margin, tie-break-unstated)" } ], "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": "1925-04-28", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-28", "confidence": "boundary" } ], "quote": "In Thāne, Śaṅkara Jayantī 1925 falls on Tuesday 28 April. Pañcamī runs from 12:12 on Mon 27 Apr to 14:30 on Tue 28 Apr and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 0 min 02 s from a threshold: treat the date as contested.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/gangotpatti", "festival": "gangotpatti", "name": "Gaṅgotpatti", "everyday": "Ganga Saptami", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-04-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14616, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-04-29T17:03:15+05:30", "utc": "1925-04-29T11:33:15Z", "ms": -1409833605079.585 }, "end": { "local": "1925-04-30T19:37:15+05:30", "utc": "1925-04-30T14:07:15Z", "ms": -1409737964666.3945 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-04-29T17:03:15+05:30", "utc": "1925-04-29T11:33:15Z", "ms": -1409833605079.585 }, "end": { "local": "1925-04-30T19:37:15+05:30", "utc": "1925-04-30T14:07:15Z", "ms": -1409737964666.3945 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-04-29", "window": { "start": { "local": "1925-04-29T12:11:39+05:30", "utc": "1925-04-29T06:41:39Z", "ms": -1409851100680.079 }, "end": { "local": "1925-04-29T12:59:39+05:30", "utc": "1925-04-29T07:29:39Z", "ms": -1409848220680.079 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-04-30", "window": { "start": { "local": "1925-04-30T12:11:31+05:30", "utc": "1925-04-30T06:41:31Z", "ms": -1409764709240.7822 }, "end": { "local": "1925-04-30T12:59:31+05:30", "utc": "1925-04-30T07:29:31Z", "ms": -1409761829240.7822 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 17:03 on Wed 29 Apr to 19:37 on Thu 30 Apr.", "fact": "1925-04-29T11:33:15Z → 1925-04-30T14:07:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 29th, 12:12–13:00 on the 30th.", "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 29th and 48 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: purvaviddha → only-day · margin 14616 s" }, { "step": "ruling", "text": "Gaṅgotpatti, Thāne, 1925: Thursday 30 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": "1925-04-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-04-30", "confidence": "determinate" } ], "quote": "In Thāne, Gaṅgotpatti (Ganga Saptami) 1925 falls on Thursday 30 April. Saptamī runs from 17:03 on Wed 29 Apr to 19:37 on Thu 30 Apr and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-05-04", "festival": "ekadashi", "name": "Mohinī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17648, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-05-04T00:53:43+05:30", "utc": "1925-05-03T19:23:43Z", "ms": -1409459776648.3787 }, "end": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-04T00:53:43+05:30", "utc": "1925-05-03T19:23:43Z", "ms": -1409459776648.3787 }, "end": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-05-04", "window": { "start": { "local": "1925-05-04T06:08:56+05:30", "utc": "1925-05-04T00:38:56Z", "ms": -1409440864406.1794 }, "end": { "local": "1925-05-04T06:08:56+05:30", "utc": "1925-05-04T00:38:56Z", "ms": -1409440864406.1794 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-05-05", "window": { "start": { "local": "1925-05-05T06:08:23+05:30", "utc": "1925-05-05T00:38:23Z", "ms": -1409354497141.897 }, "end": { "local": "1925-05-05T06:08:23+05:30", "utc": "1925-05-05T00:38:23Z", "ms": -1409354497141.897 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 00:54 on Mon 4 May to 01:14 on Tue 5 May.", "fact": "1925-05-03T19:23:43Z → 1925-05-04T19:44:15Z" }, { "step": "kaala", "text": "Sunrise is at 06:09 on the 4th and 06:08 on the 5th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 4th and is not on the 5th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 17648 s" }, { "step": "ruling", "text": "Mohinī Ekādaśī, Thāne, 1925: Monday 4 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": "1925-05-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-04", "confidence": "determinate" } ], "quote": "In Thāne, Mohinī Ekādaśī 1925 falls on Monday 4 May. Ekādaśī runs from 00:54 on Mon 4 May to 01:14 on Tue 5 May and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-05-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/parashurama-dvadashi", "festival": "parashurama-dvadashi", "name": "Paraśurāma Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39401, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 }, "end": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 }, "end": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-05", "window": { "start": { "local": "1925-05-05T12:10:56+05:30", "utc": "1925-05-05T06:40:56Z", "ms": -1409332744307.4956 }, "end": { "local": "1925-05-05T12:58:56+05:30", "utc": "1925-05-05T07:28:56Z", "ms": -1409329864307.4956 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-06", "window": { "start": { "local": "1925-05-06T12:10:50+05:30", "utc": "1925-05-06T06:40:50Z", "ms": -1409246349722.3784 }, "end": { "local": "1925-05-06T12:58:50+05:30", "utc": "1925-05-06T07:28:50Z", "ms": -1409243469722.3784 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:14 on Tue 5 May to 00:46 on Wed 6 May.", "fact": "1925-05-04T19:44:15Z → 1925-05-05T19:15:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 5th, 12:11–12:59 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 39401 s" }, { "step": "ruling", "text": "Paraśurāma Dvādaśī, Thāne, 1925: Tuesday 5 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": "1925-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-05", "confidence": "determinate" } ], "quote": "In Thāne, Paraśurāma Dvādaśī 1925 falls on Tuesday 5 May. Dvādaśī runs from 01:14 on Tue 5 May to 00:46 on Wed 6 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/rukmini-dvadashi", "festival": "rukmini-dvadashi", "name": "Rukmiṇī Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39401, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 }, "end": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-05T01:14:15+05:30", "utc": "1925-05-04T19:44:15Z", "ms": -1409372145372.4006 }, "end": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-05", "window": { "start": { "local": "1925-05-05T12:10:56+05:30", "utc": "1925-05-05T06:40:56Z", "ms": -1409332744307.4956 }, "end": { "local": "1925-05-05T12:58:56+05:30", "utc": "1925-05-05T07:28:56Z", "ms": -1409329864307.4956 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-06", "window": { "start": { "local": "1925-05-06T12:10:50+05:30", "utc": "1925-05-06T06:40:50Z", "ms": -1409246349722.3784 }, "end": { "local": "1925-05-06T12:58:50+05:30", "utc": "1925-05-06T07:28:50Z", "ms": -1409243469722.3784 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 01:14 on Tue 5 May to 00:46 on Wed 6 May.", "fact": "1925-05-04T19:44:15Z → 1925-05-05T19:15:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 5th, 12:11–12:59 on the 6th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 39401 s" }, { "step": "ruling", "text": "Rukmiṇī Dvādaśī, Thāne, 1925: Tuesday 5 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": "1925-05-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-05", "confidence": "determinate" } ], "quote": "In Thāne, Rukmiṇī Dvādaśī 1925 falls on Tuesday 5 May. Dvādaśī runs from 01:14 on Tue 5 May to 00:46 on Wed 6 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-05-06", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10850, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 }, "end": { "local": "1925-05-06T23:31:24+05:30", "utc": "1925-05-06T18:01:24Z", "ms": -1409205515937.5195 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-06T00:45:47+05:30", "utc": "1925-05-05T19:15:47Z", "ms": -1409287453382.3518 }, "end": { "local": "1925-05-06T23:31:24+05:30", "utc": "1925-05-06T18:01:24Z", "ms": -1409205515937.5195 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-05-05", "window": { "start": { "local": "1925-05-05T19:01:29+05:30", "utc": "1925-05-05T13:31:29Z", "ms": -1409308111473.0945 }, "end": { "local": "1925-05-05T20:30:20+05:30", "utc": "1925-05-05T15:00:20Z", "ms": -1409302780478.3743 } }, "covered_min": 0, "window_min": 89, "qualifies": false }, { "local_date": "1925-05-06", "window": { "start": { "local": "1925-05-06T19:01:50+05:30", "utc": "1925-05-06T13:31:50Z", "ms": -1409221690432.0645 }, "end": { "local": "1925-05-06T20:30:34+05:30", "utc": "1925-05-06T15:00:34Z", "ms": -1409216366374.6106 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 00:46 on Wed 6 May to 23:31 on Wed 6 May.", "fact": "1925-05-05T19:15:47Z → 1925-05-06T18:01:24Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:01–20:30 on the 5th, 19:02–20:31 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 89 minutes on the 5th and 89 of 89 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 10850 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Wednesday 6 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-05-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-06", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Wednesday 6 May. Trayodaśī runs from 00:46 on Wed 6 May to 23:31 on Wed 6 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-05-06", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/nrisimha-chaturdashi", "festival": "nrisimha-chaturdashi", "name": "Nṛsiṃha Caturdaśī", "everyday": "Narasimha Jayanti", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4001, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-05-06T23:31:24+05:30", "utc": "1925-05-06T18:01:24Z", "ms": -1409205515937.5195 }, "end": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-06T23:31:24+05:30", "utc": "1925-05-06T18:01:24Z", "ms": -1409205515937.5195 }, "end": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-05-06", "window": { "start": { "local": "1925-05-06T19:01:50+05:30", "utc": "1925-05-06T13:31:50Z", "ms": -1409221690432.0645 }, "end": { "local": "1925-05-06T20:30:34+05:30", "utc": "1925-05-06T15:00:34Z", "ms": -1409216366374.6106 } }, "covered_min": 0, "window_min": 89, "qualifies": false }, { "local_date": "1925-05-07", "window": { "start": { "local": "1925-05-07T19:02:11+05:30", "utc": "1925-05-07T13:32:11Z", "ms": -1409135269172.7505 }, "end": { "local": "1925-05-07T20:30:48+05:30", "utc": "1925-05-07T15:00:48Z", "ms": -1409129951961.696 } }, "covered_min": 89, "window_min": 89, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:31 on Wed 6 May to 21:37 on Thu 7 May.", "fact": "1925-05-06T18:01:24Z → 1925-05-07T16:07:29Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:02–20:31 on the 6th, 19:02–20:31 on the 7th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 0 of 89 minutes on the 6th and 89 of 89 on the 7th.", "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 4001 s" }, { "step": "ruling", "text": "Nṛsiṃha Caturdaśī, Thāne, 1925: Thursday 7 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": "1925-05-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-07", "confidence": "determinate" } ], "quote": "In Thāne, Nṛsiṃha Caturdaśī (Narasimha Jayanti) 1925 falls on Thursday 7 May. Caturdaśī runs from 23:31 on Wed 6 May to 21:37 on Thu 7 May and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/buddha-purnima", "festival": "buddha-purnima", "name": "Buddha Pūrṇimā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22426, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 }, "end": { "local": "1925-05-08T19:12:27+05:30", "utc": "1925-05-08T13:42:27Z", "ms": -1409048252716.0916 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 }, "end": { "local": "1925-05-08T19:12:27+05:30", "utc": "1925-05-08T13:42:27Z", "ms": -1409048252716.0916 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-07", "window": { "start": { "local": "1925-05-07T12:10:45+05:30", "utc": "1925-05-07T06:40:45Z", "ms": -1409159954586.9556 }, "end": { "local": "1925-05-07T12:58:45+05:30", "utc": "1925-05-07T07:28:45Z", "ms": -1409157074586.9556 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-05-08", "window": { "start": { "local": "1925-05-08T12:10:41+05:30", "utc": "1925-05-08T06:40:41Z", "ms": -1409073558893.4937 }, "end": { "local": "1925-05-08T12:58:41+05:30", "utc": "1925-05-08T07:28:41Z", "ms": -1409070678893.4937 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:37 on Thu 7 May to 19:12 on Fri 8 May.", "fact": "1925-05-07T16:07:29Z → 1925-05-08T13:42:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 7th, 12:11–12:59 on the 8th.", "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 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22426 s" }, { "step": "ruling", "text": "Buddha Pūrṇimā, Thāne, 1925: Friday 8 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": "1925-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-08", "confidence": "determinate" } ], "quote": "In Thāne, Buddha Pūrṇimā 1925 falls on Friday 8 May. Pūrṇimā runs from 21:37 on Thu 7 May to 19:12 on Fri 8 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sampat-gauri-vrata", "festival": "sampat-gauri-vrata", "name": "Sampat Gaurī Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-08", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22426, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 }, "end": { "local": "1925-05-08T19:12:27+05:30", "utc": "1925-05-08T13:42:27Z", "ms": -1409048252716.0916 }, "month": { "amanta": 1, "purnimanta": 1, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Vaiśākha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-07T21:37:29+05:30", "utc": "1925-05-07T16:07:29Z", "ms": -1409125951064.9465 }, "end": { "local": "1925-05-08T19:12:27+05:30", "utc": "1925-05-08T13:42:27Z", "ms": -1409048252716.0916 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-07", "window": { "start": { "local": "1925-05-07T12:10:45+05:30", "utc": "1925-05-07T06:40:45Z", "ms": -1409159954586.9556 }, "end": { "local": "1925-05-07T12:58:45+05:30", "utc": "1925-05-07T07:28:45Z", "ms": -1409157074586.9556 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-05-08", "window": { "start": { "local": "1925-05-08T12:10:41+05:30", "utc": "1925-05-08T06:40:41Z", "ms": -1409073558893.4937 }, "end": { "local": "1925-05-08T12:58:41+05:30", "utc": "1925-05-08T07:28:41Z", "ms": -1409070678893.4937 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:37 on Thu 7 May to 19:12 on Fri 8 May.", "fact": "1925-05-07T16:07:29Z → 1925-05-08T13:42:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 7th, 12:11–12:59 on the 8th.", "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 7th and 48 of 48 on the 8th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 22426 s" }, { "step": "ruling", "text": "Sampat Gaurī Vrata, Thāne, 1925: Friday 8 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": "1925-05-08", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-08", "confidence": "determinate" } ], "quote": "In Thāne, Sampat Gaurī Vrata 1925 falls on Friday 8 May. Pūrṇimā runs from 21:37 on Thu 7 May to 19:12 on Fri 8 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-05-11", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33652, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-05-11T10:25:18+05:30", "utc": "1925-05-11T04:55:18Z", "ms": -1408820682054.5227 }, "end": { "local": "1925-05-12T07:28:48+05:30", "utc": "1925-05-12T01:58:48Z", "ms": -1408744871589.0864 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-11T10:25:18+05:30", "utc": "1925-05-11T04:55:18Z", "ms": -1408820682054.5227 }, "end": { "local": "1925-05-12T07:28:48+05:30", "utc": "1925-05-12T01:58:48Z", "ms": -1408744871589.0864 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-05-10", "window": { "start": { "local": "1925-05-10T21:04:46+05:30", "utc": "1925-05-10T15:34:46Z", "ms": -1408868713609.4905 }, "end": { "local": "1925-05-10T21:04:46+05:30", "utc": "1925-05-10T15:34:46Z", "ms": -1408868713609.4905 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-05-11", "window": { "start": { "local": "1925-05-11T22:07:56+05:30", "utc": "1925-05-11T16:37:56Z", "ms": -1408778523643.088 }, "end": { "local": "1925-05-11T22:07:56+05:30", "utc": "1925-05-11T16:37:56Z", "ms": -1408778523643.088 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:25 on Mon 11 May to 07:29 on Tue 12 May.", "fact": "1925-05-11T04:55:18Z → 1925-05-12T01:58:48Z" }, { "step": "kaala", "text": "Moonrise is at 21:05 on the 10th and 22:08 on the 11th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 10th and is on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 33652 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Monday 11 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": "1925-05-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-11", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Monday 11 May. Caturthī runs from 10:25 on Mon 11 May to 07:29 on Tue 12 May and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-05-11", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-05-18", "festival": "ekadashi", "name": "Aparā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35646, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-05-17T20:08:36+05:30", "utc": "1925-05-17T14:38:36Z", "ms": -1408267283683.4617 }, "end": { "local": "1925-05-18T19:34:24+05:30", "utc": "1925-05-18T14:04:24Z", "ms": -1408182936408.798 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-17T20:08:36+05:30", "utc": "1925-05-17T14:38:36Z", "ms": -1408267283683.4617 }, "end": { "local": "1925-05-18T19:34:24+05:30", "utc": "1925-05-18T14:04:24Z", "ms": -1408182936408.798 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-05-18", "window": { "start": { "local": "1925-05-18T06:02:42+05:30", "utc": "1925-05-18T00:32:42Z", "ms": -1408231638032.4785 }, "end": { "local": "1925-05-18T06:02:42+05:30", "utc": "1925-05-18T00:32:42Z", "ms": -1408231638032.4785 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-05-19", "window": { "start": { "local": "1925-05-19T06:02:23+05:30", "utc": "1925-05-19T00:32:23Z", "ms": -1408145257274.039 }, "end": { "local": "1925-05-19T06:02:23+05:30", "utc": "1925-05-19T00:32:23Z", "ms": -1408145257274.039 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 20:09 on Sun 17 May to 19:34 on Mon 18 May.", "fact": "1925-05-17T14:38:36Z → 1925-05-18T14:04:24Z" }, { "step": "kaala", "text": "Sunrise is at 06:03 on the 18th and 06:02 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 35646 s" }, { "step": "ruling", "text": "Aparā Ekādaśī, Thāne, 1925: Monday 18 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": "1925-05-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-18", "confidence": "determinate" } ], "quote": "In Thāne, Aparā Ekādaśī 1925 falls on Monday 18 May. Ekādaśī runs from 20:09 on Sun 17 May to 19:34 on Mon 18 May and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-05-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-05-19", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-19", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1001, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-05-19T19:23:22+05:30", "utc": "1925-05-19T13:53:22Z", "ms": -1408097197630.239 }, "end": { "local": "1925-05-20T19:36:12+05:30", "utc": "1925-05-20T14:06:12Z", "ms": -1408010027775.843 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-19T19:23:22+05:30", "utc": "1925-05-19T13:53:22Z", "ms": -1408097197630.239 }, "end": { "local": "1925-05-20T19:36:12+05:30", "utc": "1925-05-20T14:06:12Z", "ms": -1408010027775.843 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-05-19", "window": { "start": { "local": "1925-05-19T19:06:41+05:30", "utc": "1925-05-19T13:36:41Z", "ms": -1408098198760.6873 }, "end": { "local": "1925-05-19T20:34:04+05:30", "utc": "1925-05-19T15:04:04Z", "ms": -1408092955656.5623 } }, "covered_min": 71, "window_min": 87, "qualifies": true }, { "local_date": "1925-05-20", "window": { "start": { "local": "1925-05-20T19:07:05+05:30", "utc": "1925-05-20T13:37:05Z", "ms": -1408011775275.267 }, "end": { "local": "1925-05-20T20:34:22+05:30", "utc": "1925-05-20T15:04:22Z", "ms": -1408006537591.6248 } }, "covered_min": 29, "window_min": 87, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:23 on Tue 19 May to 19:36 on Wed 20 May.", "fact": "1925-05-19T13:53:22Z → 1925-05-20T14:06:12Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:07–20:34 on the 19th, 19:07–20:34 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 71 of 87 minutes on the 19th and 29 of 87 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Both evenings qualify and the rule marks neither. The one covered longer is ruled, as a boundary.", "fact": "priority: unstated → greater-coverage · margin 1001 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Tuesday 19 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": "1925-05-19", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-19", "confidence": "boundary" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Tuesday 19 May. Trayodaśī runs from 19:23 on Tue 19 May to 19:36 on Wed 20 May and covers 71 of 87 minutes of pradoṣa that evening. It also reaches the next evening for 29 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/thane/festivals/1925/pradosha-vrata?on=1925-05-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-05-20", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14188, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-05-20T19:36:12+05:30", "utc": "1925-05-20T14:06:12Z", "ms": -1408010027775.843 }, "end": { "local": "1925-05-21T20:14:02+05:30", "utc": "1925-05-21T14:44:02Z", "ms": -1407921358228.648 }, "month": { "amanta": 1, "purnimanta": 2, "adhika": false, "amanta_name": "Vaiśākha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-20T19:36:12+05:30", "utc": "1925-05-20T14:06:12Z", "ms": -1408010027775.843 }, "end": { "local": "1925-05-21T20:14:02+05:30", "utc": "1925-05-21T14:44:02Z", "ms": -1407921358228.648 } }, "kaala": "nishita", "days": [ { "local_date": "1925-05-20", "window": { "start": { "local": "1925-05-21T00:10:26+05:30", "utc": "1925-05-20T18:40:26Z", "ms": -1407993573961.608 }, "end": { "local": "1925-05-21T00:58:26+05:30", "utc": "1925-05-20T19:28:26Z", "ms": -1407990693961.608 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-21", "window": { "start": { "local": "1925-05-22T00:10:30+05:30", "utc": "1925-05-21T18:40:30Z", "ms": -1407907170250.9146 }, "end": { "local": "1925-05-22T00:58:30+05:30", "utc": "1925-05-21T19:28:30Z", "ms": -1407904290250.9146 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 19:36 on Wed 20 May to 20:14 on Thu 21 May.", "fact": "1925-05-20T14:06:12Z → 1925-05-21T14:44:02Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:10–00:58 on the 20th, 00:10–00:58 on the 21st.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 20th and 0 of 48 on the 21st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 14188 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Wednesday 20 May.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-05-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-20", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Wednesday 20 May. Caturdaśī runs from 19:36 on Wed 20 May to 20:14 on Thu 21 May and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-05-20", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/rambha-tritiya", "festival": "rambha-tritiya", "name": "Rambhā Tṛtīyā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32870, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-05-25T00:45:05+05:30", "utc": "1925-05-24T19:15:05Z", "ms": -1407645894723.683 }, "end": { "local": "1925-05-26T03:03:12+05:30", "utc": "1925-05-25T21:33:12Z", "ms": -1407551208369.261 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-25T00:45:05+05:30", "utc": "1925-05-24T19:15:05Z", "ms": -1407645894723.683 }, "end": { "local": "1925-05-26T03:03:12+05:30", "utc": "1925-05-25T21:33:12Z", "ms": -1407551208369.261 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-25", "window": { "start": { "local": "1925-05-25T12:10:56+05:30", "utc": "1925-05-25T06:40:56Z", "ms": -1407604744131.0234 }, "end": { "local": "1925-05-25T12:58:56+05:30", "utc": "1925-05-25T07:28:56Z", "ms": -1407601864131.0234 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-26", "window": { "start": { "local": "1925-05-26T12:11:02+05:30", "utc": "1925-05-26T06:41:02Z", "ms": -1407518338358.9883 }, "end": { "local": "1925-05-26T12:59:02+05:30", "utc": "1925-05-26T07:29:02Z", "ms": -1407515458358.9883 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 00:45 on Mon 25 May to 03:03 on Tue 26 May.", "fact": "1925-05-24T19:15:05Z → 1925-05-25T21:33:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 25th, 12:11–12:59 on the 26th.", "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 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 32870 s" }, { "step": "ruling", "text": "Rambhā Tṛtīyā, Thāne, 1925: Monday 25 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": "1925-05-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-25", "confidence": "determinate" } ], "quote": "In Thāne, Rambhā Tṛtīyā 1925 falls on Monday 25 May. Tṛtīyā runs from 00:45 on Mon 25 May to 03:03 on Tue 26 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-05-26", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23710, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-05-26T03:03:12+05:30", "utc": "1925-05-25T21:33:12Z", "ms": -1407551208369.261 }, "end": { "local": "1925-05-27T05:35:58+05:30", "utc": "1925-05-27T00:05:58Z", "ms": -1407455642009.2896 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-26T03:03:12+05:30", "utc": "1925-05-25T21:33:12Z", "ms": -1407551208369.261 }, "end": { "local": "1925-05-27T05:35:58+05:30", "utc": "1925-05-27T00:05:58Z", "ms": -1407455642009.2896 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-26", "window": { "start": { "local": "1925-05-26T12:11:02+05:30", "utc": "1925-05-26T06:41:02Z", "ms": -1407518338358.9883 }, "end": { "local": "1925-05-26T12:59:02+05:30", "utc": "1925-05-26T07:29:02Z", "ms": -1407515458358.9883 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-27", "window": { "start": { "local": "1925-05-27T12:11:08+05:30", "utc": "1925-05-27T06:41:08Z", "ms": -1407431932110.9297 }, "end": { "local": "1925-05-27T12:59:08+05:30", "utc": "1925-05-27T07:29:08Z", "ms": -1407429052110.9297 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 03:03 on Tue 26 May to 05:36 on Wed 27 May.", "fact": "1925-05-25T21:33:12Z → 1925-05-27T00:05:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 26th, 12:11–12:59 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 23710 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Tuesday 26 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": "1925-05-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-26", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Tuesday 26 May. Caturthī runs from 03:03 on Tue 26 May to 05:36 on Wed 27 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-05-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/aranya-gauri-vrata", "festival": "aranya-gauri-vrata", "name": "Araṇya Gaurī Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5451, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-05-28T08:12:49+05:30", "utc": "1925-05-28T02:42:49Z", "ms": -1407359831048.6316 }, "end": { "local": "1925-05-29T10:40:31+05:30", "utc": "1925-05-29T05:10:31Z", "ms": -1407264569277.3997 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-28T08:12:49+05:30", "utc": "1925-05-28T02:42:49Z", "ms": -1407359831048.6316 }, "end": { "local": "1925-05-29T10:40:31+05:30", "utc": "1925-05-29T05:10:31Z", "ms": -1407264569277.3997 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-28", "window": { "start": { "local": "1925-05-28T12:11:15+05:30", "utc": "1925-05-28T06:41:15Z", "ms": -1407345525401.2148 }, "end": { "local": "1925-05-28T12:59:15+05:30", "utc": "1925-05-28T07:29:15Z", "ms": -1407342645401.2148 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-29", "window": { "start": { "local": "1925-05-29T12:11:22+05:30", "utc": "1925-05-29T06:41:22Z", "ms": -1407259118244.5376 }, "end": { "local": "1925-05-29T12:59:22+05:30", "utc": "1925-05-29T07:29:22Z", "ms": -1407256238244.5376 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 08:13 on Thu 28 May to 10:41 on Fri 29 May.", "fact": "1925-05-28T02:42:49Z → 1925-05-29T05:10:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 28th, 12:11–12:59 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 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 5451 s" }, { "step": "ruling", "text": "Araṇya Gaurī Vrata, Thāne, 1925: Thursday 28 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": "1925-05-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-28", "confidence": "determinate" } ], "quote": "In Thāne, Araṇya Gaurī Vrata 1925 falls on Thursday 28 May. Ṣaṣṭhī runs from 08:13 on Thu 28 May to 10:41 on Fri 29 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/skanda-shashthi-jyaishtha", "festival": "skanda-shashthi-jyaishtha", "name": "Skanda Ṣaṣṭhī (Jyaiṣṭha)", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-05-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5451, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-05-28T08:12:49+05:30", "utc": "1925-05-28T02:42:49Z", "ms": -1407359831048.6316 }, "end": { "local": "1925-05-29T10:40:31+05:30", "utc": "1925-05-29T05:10:31Z", "ms": -1407264569277.3997 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-05-28T08:12:49+05:30", "utc": "1925-05-28T02:42:49Z", "ms": -1407359831048.6316 }, "end": { "local": "1925-05-29T10:40:31+05:30", "utc": "1925-05-29T05:10:31Z", "ms": -1407264569277.3997 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-05-28", "window": { "start": { "local": "1925-05-28T12:11:15+05:30", "utc": "1925-05-28T06:41:15Z", "ms": -1407345525401.2148 }, "end": { "local": "1925-05-28T12:59:15+05:30", "utc": "1925-05-28T07:29:15Z", "ms": -1407342645401.2148 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-05-29", "window": { "start": { "local": "1925-05-29T12:11:22+05:30", "utc": "1925-05-29T06:41:22Z", "ms": -1407259118244.5376 }, "end": { "local": "1925-05-29T12:59:22+05:30", "utc": "1925-05-29T07:29:22Z", "ms": -1407256238244.5376 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 08:13 on Thu 28 May to 10:41 on Fri 29 May.", "fact": "1925-05-28T02:42:49Z → 1925-05-29T05:10:31Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 28th, 12:11–12:59 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 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: purvaviddha → only-day · margin 5451 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī (Jyaiṣṭha), Thāne, 1925: Thursday 28 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": "1925-05-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-05-28", "confidence": "determinate" } ], "quote": "In Thāne, Skanda Ṣaṣṭhī (Jyaiṣṭha) 1925 falls on Thursday 28 May. Ṣaṣṭhī runs from 08:13 on Thu 28 May to 10:41 on Fri 29 May and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-06-03", "festival": "ekadashi", "name": "Nirjalā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28135, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-06-02T14:47:39+05:30", "utc": "1925-06-02T09:17:39Z", "ms": -1406904140860.6648 }, "end": { "local": "1925-06-03T13:48:33+05:30", "utc": "1925-06-03T08:18:33Z", "ms": -1406821286749.8262 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-02T14:47:39+05:30", "utc": "1925-06-02T09:17:39Z", "ms": -1406904140860.6648 }, "end": { "local": "1925-06-03T13:48:33+05:30", "utc": "1925-06-03T08:18:33Z", "ms": -1406821286749.8262 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-06-02", "window": { "start": { "local": "1925-06-02T05:59:42+05:30", "utc": "1925-06-02T00:29:42Z", "ms": -1406935818305.4253 }, "end": { "local": "1925-06-02T05:59:42+05:30", "utc": "1925-06-02T00:29:42Z", "ms": -1406935818305.4253 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-06-03", "window": { "start": { "local": "1925-06-03T05:59:38+05:30", "utc": "1925-06-03T00:29:38Z", "ms": -1406849422197.6057 }, "end": { "local": "1925-06-03T05:59:38+05:30", "utc": "1925-06-03T00:29:38Z", "ms": -1406849422197.6057 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:48 on Tue 2 Jun to 13:49 on Wed 3 Jun.", "fact": "1925-06-02T09:17:39Z → 1925-06-03T08:18:33Z" }, { "step": "kaala", "text": "Sunrise is at 06:00 on the 2nd and 06:00 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 2nd and is on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 28135 s" }, { "step": "ruling", "text": "Nirjalā Ekādaśī, Thāne, 1925: Wednesday 3 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": "1925-06-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-03", "confidence": "determinate" } ], "quote": "In Thāne, Nirjalā Ekādaśī 1925 falls on Wednesday 3 June. Ekādaśī runs from 14:48 on Tue 2 Jun to 13:49 on Wed 3 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-06-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shri-rama-dvadashi", "festival": "shri-rama-dvadashi", "name": "Śrī Rāma Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 599, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-06-03T13:48:33+05:30", "utc": "1925-06-03T08:18:33Z", "ms": -1406821286749.8262 }, "end": { "local": "1925-06-04T12:02:15+05:30", "utc": "1925-06-04T06:32:15Z", "ms": -1406741265344.807 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-03T13:48:33+05:30", "utc": "1925-06-03T08:18:33Z", "ms": -1406821286749.8262 }, "end": { "local": "1925-06-04T12:02:15+05:30", "utc": "1925-06-04T06:32:15Z", "ms": -1406741265344.807 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-06-03", "window": { "start": { "local": "1925-06-03T12:12:04+05:30", "utc": "1925-06-03T06:42:04Z", "ms": -1406827076285.9707 }, "end": { "local": "1925-06-03T13:00:04+05:30", "utc": "1925-06-03T07:30:04Z", "ms": -1406824196285.9707 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-06-04", "window": { "start": { "local": "1925-06-04T12:12:13+05:30", "utc": "1925-06-04T06:42:13Z", "ms": -1406740666765.2466 }, "end": { "local": "1925-06-04T13:00:13+05:30", "utc": "1925-06-04T07:30:13Z", "ms": -1406737786765.2466 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 13:49 on Wed 3 Jun to 12:02 on Thu 4 Jun.", "fact": "1925-06-03T08:18:33Z → 1925-06-04T06:32:15Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:12–13:00 on the 3rd, 12:12–13:00 on the 4th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 3rd and 0 of 48 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: purvaviddha → second-day · margin 599 s" }, { "step": "ruling", "text": "Śrī Rāma Dvādaśī, Thāne, 1925: Thursday 4 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shri-rama-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 12 Sri Rama dvadasi (purvaviddha), Campaka dvadasi (Orissa) (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-06-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-03", "confidence": "determinate" } ], "quote": "In Thāne, Śrī Rāma Dvādaśī 1925 falls on Thursday 4 June. Dvādaśī runs from 13:49 on Wed 3 Jun to 12:02 on Thu 4 Jun, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-06-04", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25837, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-06-04T12:02:15+05:30", "utc": "1925-06-04T06:32:15Z", "ms": -1406741265344.807 }, "end": { "local": "1925-06-05T09:35:34+05:30", "utc": "1925-06-05T04:05:34Z", "ms": -1406663665552.5828 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-04T12:02:15+05:30", "utc": "1925-06-04T06:32:15Z", "ms": -1406741265344.807 }, "end": { "local": "1925-06-05T09:35:34+05:30", "utc": "1925-06-05T04:05:34Z", "ms": -1406663665552.5828 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-06-04", "window": { "start": { "local": "1925-06-04T19:12:52+05:30", "utc": "1925-06-04T13:42:52Z", "ms": -1406715428426.5227 }, "end": { "local": "1925-06-04T20:39:05+05:30", "utc": "1925-06-04T15:09:05Z", "ms": -1406710254907.145 } }, "covered_min": 86, "window_min": 86, "qualifies": true }, { "local_date": "1925-06-05", "window": { "start": { "local": "1925-06-05T19:13:13+05:30", "utc": "1925-06-05T13:43:13Z", "ms": -1406629006773.6372 }, "end": { "local": "1925-06-05T20:39:24+05:30", "utc": "1925-06-05T15:09:24Z", "ms": -1406623836268.6238 } }, "covered_min": 0, "window_min": 86, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 12:02 on Thu 4 Jun to 09:36 on Fri 5 Jun.", "fact": "1925-06-04T06:32:15Z → 1925-06-05T04:05:34Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:13–20:39 on the 4th, 19:13–20:39 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 86 of 86 minutes on the 4th and 0 of 86 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 25837 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Thursday 4 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": "1925-06-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-04", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Thursday 4 June. Trayodaśī runs from 12:02 on Thu 4 Jun to 09:36 on Fri 5 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-06-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vata-savitri-vrata", "festival": "vata-savitri-vrata", "name": "Vaṭa Sāvitrī Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23871, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-06-06T06:37:23+05:30", "utc": "1925-06-06T01:07:23Z", "ms": -1406587957142.6946 }, "end": { "local": "1925-06-07T03:17:33+05:30", "utc": "1925-06-06T21:47:33Z", "ms": -1406513546893.2366 }, "month": { "amanta": 2, "purnimanta": 2, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Jyeṣṭha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-06T06:37:23+05:30", "utc": "1925-06-06T01:07:23Z", "ms": -1406587957142.6946 }, "end": { "local": "1925-06-07T03:17:33+05:30", "utc": "1925-06-06T21:47:33Z", "ms": -1406513546893.2366 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-06-05", "window": { "start": { "local": "1925-06-05T19:13:13+05:30", "utc": "1925-06-05T13:43:13Z", "ms": -1406629006773.6372 }, "end": { "local": "1925-06-05T20:39:24+05:30", "utc": "1925-06-05T15:09:24Z", "ms": -1406623836268.6238 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1925-06-06", "window": { "start": { "local": "1925-06-06T19:13:35+05:30", "utc": "1925-06-06T13:43:35Z", "ms": -1406542585436.7678 }, "end": { "local": "1925-06-06T20:39:42+05:30", "utc": "1925-06-06T15:09:42Z", "ms": -1406537417775.262 } }, "covered_min": 86, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 06:37 on Sat 6 Jun to 03:18 on Sun 7 Jun.", "fact": "1925-06-06T01:07:23Z → 1925-06-06T21:47:33Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:13–20:39 on the 5th, 19:14–20:40 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 0 of 86 minutes on the 5th and 86 of 86 on the 6th.", "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 23871 s" }, { "step": "ruling", "text": "Vaṭa Sāvitrī Vrata, Thāne, 1925: Saturday 6 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": "1925-06-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-06", "confidence": "determinate" } ], "quote": "In Thāne, Vaṭa Sāvitrī Vrata 1925 falls on Saturday 6 June. Pūrṇimā runs from 06:37 on Sat 6 Jun to 03:18 on Sun 7 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-06-09", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18437, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-06-09T16:48:45+05:30", "utc": "1925-06-09T11:18:45Z", "ms": -1406292074996.6758 }, "end": { "local": "1925-06-10T13:40:06+05:30", "utc": "1925-06-10T08:10:06Z", "ms": -1406216993842.5151 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-09T16:48:45+05:30", "utc": "1925-06-09T11:18:45Z", "ms": -1406292074996.6758 }, "end": { "local": "1925-06-10T13:40:06+05:30", "utc": "1925-06-10T08:10:06Z", "ms": -1406216993842.5151 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-06-09", "window": { "start": { "local": "1925-06-09T21:56:02+05:30", "utc": "1925-06-09T16:26:02Z", "ms": -1406273638002.9236 }, "end": { "local": "1925-06-09T21:56:02+05:30", "utc": "1925-06-09T16:26:02Z", "ms": -1406273638002.9236 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-06-10", "window": { "start": { "local": "1925-06-10T22:52:14+05:30", "utc": "1925-06-10T17:22:14Z", "ms": -1406183866037.4204 }, "end": { "local": "1925-06-10T22:52:14+05:30", "utc": "1925-06-10T17:22:14Z", "ms": -1406183866037.4204 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 16:49 on Tue 9 Jun to 13:40 on Wed 10 Jun.", "fact": "1925-06-09T11:18:45Z → 1925-06-10T08:10:06Z" }, { "step": "kaala", "text": "Moonrise is at 21:56 on the 9th and 22:52 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 9th and is not on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 18437 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Tuesday 9 June.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-06-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-09", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Tuesday 9 June. Caturthī runs from 16:49 on Tue 9 Jun to 13:40 on Wed 10 Jun and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-06-09", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-06-16", "festival": "ekadashi", "name": "Yoginī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1698, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-06-16T05:03:41+05:30", "utc": "1925-06-15T23:33:41Z", "ms": -1405729579081.5088 }, "end": { "local": "1925-06-17T05:32:05+05:30", "utc": "1925-06-17T00:02:05Z", "ms": -1405641475265.3894 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-16T05:03:41+05:30", "utc": "1925-06-15T23:33:41Z", "ms": -1405729579081.5088 }, "end": { "local": "1925-06-17T05:32:05+05:30", "utc": "1925-06-17T00:02:05Z", "ms": -1405641475265.3894 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-06-16", "window": { "start": { "local": "1925-06-16T06:00:14+05:30", "utc": "1925-06-16T00:30:14Z", "ms": -1405726186041.232 }, "end": { "local": "1925-06-16T06:00:14+05:30", "utc": "1925-06-16T00:30:14Z", "ms": -1405726186041.232 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-06-17", "window": { "start": { "local": "1925-06-17T06:00:23+05:30", "utc": "1925-06-17T00:30:23Z", "ms": -1405639777001.146 }, "end": { "local": "1925-06-17T06:00:23+05:30", "utc": "1925-06-17T00:30:23Z", "ms": -1405639777001.146 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 05:04 on Tue 16 Jun to 05:32 on Wed 17 Jun.", "fact": "1925-06-15T23:33:41Z → 1925-06-17T00:02:05Z" }, { "step": "kaala", "text": "Sunrise is at 06:00 on the 16th and 06:00 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 1698 s" }, { "step": "ruling", "text": "Yoginī Ekādaśī, Thāne, 1925: Tuesday 16 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": "1925-06-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-16", "confidence": "determinate" } ], "quote": "In Thāne, Yoginī Ekādaśī 1925 falls on Tuesday 16 June. Ekādaśī runs from 05:04 on Tue 16 Jun to 05:32 on Wed 17 Jun and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-06-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-06-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35188, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-06-18T06:29:19+05:30", "utc": "1925-06-18T00:59:19Z", "ms": -1405551641464.9292 }, "end": { "local": "1925-06-19T07:52:45+05:30", "utc": "1925-06-19T02:22:45Z", "ms": -1405460234919.2715 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-18T06:29:19+05:30", "utc": "1925-06-18T00:59:19Z", "ms": -1405551641464.9292 }, "end": { "local": "1925-06-19T07:52:45+05:30", "utc": "1925-06-19T02:22:45Z", "ms": -1405460234919.2715 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-06-17", "window": { "start": { "local": "1925-06-17T19:17:02+05:30", "utc": "1925-06-17T13:47:02Z", "ms": -1405591977903.0864 }, "end": { "local": "1925-06-17T20:42:50+05:30", "utc": "1925-06-17T15:12:50Z", "ms": -1405586829803.8003 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1925-06-18", "window": { "start": { "local": "1925-06-18T19:17:18+05:30", "utc": "1925-06-18T13:47:18Z", "ms": -1405505562161.472 }, "end": { "local": "1925-06-18T20:43:05+05:30", "utc": "1925-06-18T15:13:05Z", "ms": -1405500414744.953 } }, "covered_min": 86, "window_min": 86, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 06:29 on Thu 18 Jun to 07:53 on Fri 19 Jun.", "fact": "1925-06-18T00:59:19Z → 1925-06-19T02:22:45Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:17–20:43 on the 17th, 19:17–20:43 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 86 minutes on the 17th and 86 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 35188 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Thursday 18 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": "1925-06-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-18", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Thursday 18 June. Trayodaśī runs from 06:29 on Thu 18 Jun to 07:53 on Fri 19 Jun and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-06-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-06-19", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24584, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-06-19T07:52:45+05:30", "utc": "1925-06-19T02:22:45Z", "ms": -1405460234919.2715 }, "end": { "local": "1925-06-20T09:39:38+05:30", "utc": "1925-06-20T04:09:38Z", "ms": -1405367422458.2822 }, "month": { "amanta": 2, "purnimanta": 3, "adhika": false, "amanta_name": "Jyeṣṭha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-19T07:52:45+05:30", "utc": "1925-06-19T02:22:45Z", "ms": -1405460234919.2715 }, "end": { "local": "1925-06-20T09:39:38+05:30", "utc": "1925-06-20T04:09:38Z", "ms": -1405367422458.2822 } }, "kaala": "nishita", "days": [ { "local_date": "1925-06-18", "window": { "start": { "local": "1925-06-19T00:15:01+05:30", "utc": "1925-06-18T18:45:01Z", "ms": -1405487699349.526 }, "end": { "local": "1925-06-19T01:03:01+05:30", "utc": "1925-06-18T19:33:01Z", "ms": -1405484819349.526 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-06-19", "window": { "start": { "local": "1925-06-20T00:15:14+05:30", "utc": "1925-06-19T18:45:14Z", "ms": -1405401286112.461 }, "end": { "local": "1925-06-20T01:03:14+05:30", "utc": "1925-06-19T19:33:14Z", "ms": -1405398406112.461 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:53 on Fri 19 Jun to 09:40 on Sat 20 Jun.", "fact": "1925-06-19T02:22:45Z → 1925-06-20T04:09:38Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:15–01:03 on the 18th, 00:15–01:03 on the 19th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 24584 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Friday 19 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": "1925-06-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-19", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Friday 19 June. Caturdaśī runs from 07:53 on Fri 19 Jun to 09:40 on Sat 20 Jun and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-06-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/rathayatra", "festival": "rathayatra", "name": "Rathayātrā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3969, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1925-06-22T14:09:56+05:30", "utc": "1925-06-22T08:39:56Z", "ms": -1405178403597.4907 }, "end": { "local": "1925-06-23T16:43:40+05:30", "utc": "1925-06-23T11:13:40Z", "ms": -1405082779962.1704 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-22T14:09:56+05:30", "utc": "1925-06-22T08:39:56Z", "ms": -1405178403597.4907 }, "end": { "local": "1925-06-23T16:43:40+05:30", "utc": "1925-06-23T11:13:40Z", "ms": -1405082779962.1704 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-06-22", "window": { "start": { "local": "1925-06-22T12:15:47+05:30", "utc": "1925-06-22T06:45:47Z", "ms": -1405185253076.8586 }, "end": { "local": "1925-06-22T13:03:47+05:30", "utc": "1925-06-22T07:33:47Z", "ms": -1405182373076.8586 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-06-23", "window": { "start": { "local": "1925-06-23T12:16:00+05:30", "utc": "1925-06-23T06:46:00Z", "ms": -1405098840213.4924 }, "end": { "local": "1925-06-23T13:04:00+05:30", "utc": "1925-06-23T07:34:00Z", "ms": -1405095960213.4924 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 14:10 on Mon 22 Jun to 16:44 on Tue 23 Jun.", "fact": "1925-06-22T08:39:56Z → 1925-06-23T11:13:40Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 22nd, 12:16–13:04 on the 23rd.", "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 22nd and 48 of 48 on the 23rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3969 s" }, { "step": "ruling", "text": "Rathayātrā, Thāne, 1925: Tuesday 23 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": "1925-06-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-23", "confidence": "determinate" } ], "quote": "In Thāne, Rathayātrā 1925 falls on Tuesday 23 June. Dvitīyā runs from 14:10 on Mon 22 Jun to 16:44 on Tue 23 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-06-25", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22572, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-06-24T19:20:25+05:30", "utc": "1925-06-24T13:50:25Z", "ms": -1404986974953.0083 }, "end": { "local": "1925-06-25T21:50:47+05:30", "utc": "1925-06-25T16:20:47Z", "ms": -1404891553379.7166 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-24T19:20:25+05:30", "utc": "1925-06-24T13:50:25Z", "ms": -1404986974953.0083 }, "end": { "local": "1925-06-25T21:50:47+05:30", "utc": "1925-06-25T16:20:47Z", "ms": -1404891553379.7166 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-06-24", "window": { "start": { "local": "1925-06-24T12:16:13+05:30", "utc": "1925-06-24T06:46:13Z", "ms": -1405012427417.355 }, "end": { "local": "1925-06-24T13:04:13+05:30", "utc": "1925-06-24T07:34:13Z", "ms": -1405009547417.355 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-06-25", "window": { "start": { "local": "1925-06-25T12:16:25+05:30", "utc": "1925-06-25T06:46:25Z", "ms": -1404926014715.1333 }, "end": { "local": "1925-06-25T13:04:25+05:30", "utc": "1925-06-25T07:34:25Z", "ms": -1404923134715.1333 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 19:20 on Wed 24 Jun to 21:51 on Thu 25 Jun.", "fact": "1925-06-24T13:50:25Z → 1925-06-25T16:20:47Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 24th, 12:16–13:04 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 0 of 48 minutes on the 24th and 48 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22572 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Thursday 25 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": "1925-06-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-25", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Thursday 25 June. Caturthī runs from 19:20 on Wed 24 Jun to 21:51 on Thu 25 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-06-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/skanda-panchami", "festival": "skanda-panchami", "name": "Skanda Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31581, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-06-25T21:50:47+05:30", "utc": "1925-06-25T16:20:47Z", "ms": -1404891553379.7166 }, "end": { "local": "1925-06-27T00:03:58+05:30", "utc": "1925-06-26T18:33:58Z", "ms": -1404797162240.27 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-25T21:50:47+05:30", "utc": "1925-06-25T16:20:47Z", "ms": -1404891553379.7166 }, "end": { "local": "1925-06-27T00:03:58+05:30", "utc": "1925-06-26T18:33:58Z", "ms": -1404797162240.27 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-06-25", "window": { "start": { "local": "1925-06-25T12:16:25+05:30", "utc": "1925-06-25T06:46:25Z", "ms": -1404926014715.1333 }, "end": { "local": "1925-06-25T13:04:25+05:30", "utc": "1925-06-25T07:34:25Z", "ms": -1404923134715.1333 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-06-26", "window": { "start": { "local": "1925-06-26T12:16:38+05:30", "utc": "1925-06-26T06:46:38Z", "ms": -1404839602133.0688 }, "end": { "local": "1925-06-26T13:04:38+05:30", "utc": "1925-06-26T07:34:38Z", "ms": -1404836722133.0688 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 21:51 on Thu 25 Jun to 00:04 on Sat 27 Jun.", "fact": "1925-06-25T16:20:47Z → 1925-06-26T18:33:58Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 25th, 12:17–13:05 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 0 of 48 minutes on the 25th and 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31581 s" }, { "step": "ruling", "text": "Skanda Pañcamī, Thāne, 1925: Friday 26 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": "1925-06-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-26", "confidence": "determinate" } ], "quote": "In Thāne, Skanda Pañcamī 1925 falls on Friday 26 June. Pañcamī runs from 21:51 on Thu 25 Jun to 00:04 on Sat 27 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vivasvat-saptami", "festival": "vivasvat-saptami", "name": "Vivasvat Saptamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-06-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 33678, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-06-28T01:48:57+05:30", "utc": "1925-06-27T20:18:57Z", "ms": -1404704462898.2483 }, "end": { "local": "1925-06-29T02:55:57+05:30", "utc": "1925-06-28T21:25:57Z", "ms": -1404614043142.3147 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-06-28T01:48:57+05:30", "utc": "1925-06-27T20:18:57Z", "ms": -1404704462898.2483 }, "end": { "local": "1925-06-29T02:55:57+05:30", "utc": "1925-06-28T21:25:57Z", "ms": -1404614043142.3147 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-06-28", "window": { "start": { "local": "1925-06-28T12:17:03+05:30", "utc": "1925-06-28T06:47:03Z", "ms": -1404666777431.518 }, "end": { "local": "1925-06-28T13:05:03+05:30", "utc": "1925-06-28T07:35:03Z", "ms": -1404663897431.518 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-06-29", "window": { "start": { "local": "1925-06-29T12:17:15+05:30", "utc": "1925-06-29T06:47:15Z", "ms": -1404580365361.3176 }, "end": { "local": "1925-06-29T13:05:15+05:30", "utc": "1925-06-29T07:35:15Z", "ms": -1404577485361.3176 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 01:49 on Sun 28 Jun to 02:56 on Mon 29 Jun.", "fact": "1925-06-27T20:18:57Z → 1925-06-28T21:25:57Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 28th, 12:17–13:05 on the 29th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 33678 s" }, { "step": "ruling", "text": "Vivasvat Saptamī, Thāne, 1925: Sunday 28 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": "1925-06-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-06-28", "confidence": "determinate" } ], "quote": "In Thāne, Vivasvat Saptamī 1925 falls on Sunday 28 June. Saptamī runs from 01:49 on Sun 28 Jun to 02:56 on Mon 29 Jun and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-07-02", "festival": "ekadashi", "name": "Hariśayanī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16147, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-07-02T01:34:53+05:30", "utc": "1925-07-01T20:04:53Z", "ms": -1404359706687.2349 }, "end": { "local": "1925-07-02T23:33:44+05:30", "utc": "1925-07-02T18:03:44Z", "ms": -1404280575528.9614 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-02T01:34:53+05:30", "utc": "1925-07-01T20:04:53Z", "ms": -1404359706687.2349 }, "end": { "local": "1925-07-02T23:33:44+05:30", "utc": "1925-07-02T18:03:44Z", "ms": -1404280575528.9614 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-07-02", "window": { "start": { "local": "1925-07-02T06:04:00+05:30", "utc": "1925-07-02T00:34:00Z", "ms": -1404343559865.6365 }, "end": { "local": "1925-07-02T06:04:00+05:30", "utc": "1925-07-02T00:34:00Z", "ms": -1404343559865.6365 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-07-03", "window": { "start": { "local": "1925-07-03T06:04:19+05:30", "utc": "1925-07-03T00:34:19Z", "ms": -1404257141189.0293 }, "end": { "local": "1925-07-03T06:04:19+05:30", "utc": "1925-07-03T00:34:19Z", "ms": -1404257141189.0293 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 01:35 on Thu 2 Jul to 23:34 on Thu 2 Jul.", "fact": "1925-07-01T20:04:53Z → 1925-07-02T18:03:44Z" }, { "step": "kaala", "text": "Sunrise is at 06:04 on the 2nd and 06:04 on the 3rd.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is on the 2nd and is not on the 3rd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 16147 s" }, { "step": "ruling", "text": "Hariśayanī Ekādaśī, Thāne, 1925: Thursday 2 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": "1925-07-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-02", "confidence": "determinate" } ], "quote": "In Thāne, Hariśayanī Ekādaśī 1925 falls on Thursday 2 July. Ekādaśī runs from 01:35 on Thu 2 Jul to 23:34 on Thu 2 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-07-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-07-03", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-03", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 465, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-07-03T20:53:27+05:30", "utc": "1925-07-03T15:23:27Z", "ms": -1404203793232.4302 }, "end": { "local": "1925-07-04T17:42:04+05:30", "utc": "1925-07-04T12:12:04Z", "ms": -1404128875743.0598 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-03T20:53:27+05:30", "utc": "1925-07-03T15:23:27Z", "ms": -1404203793232.4302 }, "end": { "local": "1925-07-04T17:42:04+05:30", "utc": "1925-07-04T12:12:04Z", "ms": -1404128875743.0598 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-07-03", "window": { "start": { "local": "1925-07-03T19:19:42+05:30", "utc": "1925-07-03T13:49:42Z", "ms": -1404209417771.737 }, "end": { "local": "1925-07-03T20:45:42+05:30", "utc": "1925-07-03T15:15:42Z", "ms": -1404204258353.7568 } }, "covered_min": 0, "window_min": 86, "qualifies": false }, { "local_date": "1925-07-04", "window": { "start": { "local": "1925-07-04T19:19:45+05:30", "utc": "1925-07-04T13:49:45Z", "ms": -1404123015284.0508 }, "end": { "local": "1925-07-04T20:45:46+05:30", "utc": "1925-07-04T15:15:46Z", "ms": -1404117853610.4873 } }, "covered_min": 0, "window_min": 86, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 20:53 on Fri 3 Jul to 17:42 on Sat 4 Jul.", "fact": "1925-07-03T15:23:27Z → 1925-07-04T12:12:04Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:20–20:46 on the 3rd, 19:20–20:46 on the 4th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 86 minutes on the 3rd and 0 of 86 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither evening qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 465 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Friday 3 July.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-03", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-03", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Friday 3 July. Trayodaśī runs from 20:53 on Fri 3 Jul to 17:42 on Sat 4 Jul, and reaches pradoṣa on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-07-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/kokila-vrata", "festival": "kokila-vrata", "name": "Kokilā Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9117, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 } }, "kaala": "sayahna", "days": [ { "local_date": "1925-07-05", "window": { "start": { "local": "1925-07-05T16:40:48+05:30", "utc": "1925-07-05T11:10:48Z", "ms": -1404046151569.3245 }, "end": { "local": "1925-07-05T19:19:46+05:30", "utc": "1925-07-05T13:49:46Z", "ms": -1404036613778.5745 } }, "covered_min": 159, "window_min": 159, "qualifies": true }, { "local_date": "1925-07-06", "window": { "start": { "local": "1925-07-06T16:40:53+05:30", "utc": "1925-07-06T11:10:53Z", "ms": -1403959747209.8672 }, "end": { "local": "1925-07-06T19:19:47+05:30", "utc": "1925-07-06T13:49:47Z", "ms": -1403950213262.9956 } }, "covered_min": 0, "window_min": 159, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul.", "fact": "1925-07-05T08:38:51Z → 1925-07-06T04:53:37Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:41–19:20 on the 5th, 16:41–19:20 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 159 of 159 minutes on the 5th and 0 of 159 on the 6th.", "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 9117 s" }, { "step": "ruling", "text": "Kokilā Vrata, Thāne, 1925: Sunday 5 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": "1925-07-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-05", "confidence": "determinate" } ], "quote": "In Thāne, Kokilā Vrata 1925 falls on Sunday 5 July. Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/shiva-shayanotsava", "festival": "shiva-shayanotsava", "name": "Śiva Śayanotsava", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18655, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-07-05", "window": { "start": { "local": "1925-07-05T19:19:46+05:30", "utc": "1925-07-05T13:49:46Z", "ms": -1404036613778.5745 }, "end": { "local": "1925-07-05T20:45:50+05:30", "utc": "1925-07-05T15:15:50Z", "ms": -1404031449674.4116 } }, "covered_min": 86, "window_min": 86, "qualifies": true }, { "local_date": "1925-07-06", "window": { "start": { "local": "1925-07-06T19:19:47+05:30", "utc": "1925-07-06T13:49:47Z", "ms": -1403950213262.9956 }, "end": { "local": "1925-07-06T20:45:53+05:30", "utc": "1925-07-06T15:15:53Z", "ms": -1403945046555.001 } }, "covered_min": 0, "window_min": 86, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul.", "fact": "1925-07-05T08:38:51Z → 1925-07-06T04:53:37Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:20–20:46 on the 5th, 19:20–20:46 on the 6th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 86 of 86 minutes on the 5th and 0 of 86 on the 6th.", "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 18655 s" }, { "step": "ruling", "text": "Śiva Śayanotsava, Thāne, 1925: Sunday 5 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": "1925-07-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-05", "confidence": "determinate" } ], "quote": "In Thāne, Śiva Śayanotsava 1925 falls on Sunday 5 July. Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vyasa-puja", "festival": "vyasa-puja", "name": "Vyāsa Pūjā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5966, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 } }, "kaala": "udaya-3", "days": [ { "local_date": "1925-07-05", "window": { "start": { "local": "1925-07-05T06:04:57+05:30", "utc": "1925-07-05T00:34:57Z", "ms": -1404084302732.325 }, "end": { "local": "1925-07-05T08:43:55+05:30", "utc": "1925-07-05T03:13:55Z", "ms": -1404074764941.575 } }, "covered_min": 0, "window_min": 159, "qualifies": false }, { "local_date": "1925-07-06", "window": { "start": { "local": "1925-07-06T06:05:17+05:30", "utc": "1925-07-06T00:35:17Z", "ms": -1403997882997.353 }, "end": { "local": "1925-07-06T08:44:11+05:30", "utc": "1925-07-06T03:14:11Z", "ms": -1403988349050.4814 } }, "covered_min": 159, "window_min": 159, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul.", "fact": "1925-07-05T08:38:51Z → 1925-07-06T04:53:37Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:05–08:44 on the 5th, 06:05–08:44 on the 6th.", "fact": "udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must hold through the first three muhūrtas after sunrise. It covers 0 of 159 minutes on the 5th and 159 of 159 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one morning qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 5966 s" }, { "step": "ruling", "text": "Vyāsa Pūjā, Thāne, 1925: Monday 6 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "vyasa-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 102", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini)." } ], "kaala": "udaya-3", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-06", "confidence": "determinate" } ], "quote": "In Thāne, Vyāsa Pūjā 1925 falls on Monday 6 July. Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul and covers all of the first three muhūrtas after sunrise that morning.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/guru-purnima", "festival": "guru-purnima", "name": "Guru Pūrṇimā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3749, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 }, "month": { "amanta": 3, "purnimanta": 3, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Āṣāḍha" } }, "span": { "of": "tithi", "start": { "local": "1925-07-05T14:08:51+05:30", "utc": "1925-07-05T08:38:51Z", "ms": -1404055268851.3599 }, "end": { "local": "1925-07-06T10:23:37+05:30", "utc": "1925-07-06T04:53:37Z", "ms": -1403982383341.1907 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-07-05", "window": { "start": { "local": "1925-07-05T12:18:22+05:30", "utc": "1925-07-05T06:48:22Z", "ms": -1404061898255.4497 }, "end": { "local": "1925-07-05T13:06:22+05:30", "utc": "1925-07-05T07:36:22Z", "ms": -1404059018255.4497 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-07-06", "window": { "start": { "local": "1925-07-06T12:18:32+05:30", "utc": "1925-07-06T06:48:32Z", "ms": -1403975488130.1743 }, "end": { "local": "1925-07-06T13:06:32+05:30", "utc": "1925-07-06T07:36:32Z", "ms": -1403972608130.1743 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul.", "fact": "1925-07-05T08:38:51Z → 1925-07-06T04:53:37Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 5th, 12:19–13:07 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 0 of 48 minutes on the 5th and 0 of 48 on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: paraviddha → second-day · margin 3749 s" }, { "step": "ruling", "text": "Guru Pūrṇimā, Thāne, 1925: Monday 6 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": "1925-07-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-06", "confidence": "determinate" } ], "quote": "In Thāne, Guru Pūrṇimā 1925 falls on Monday 6 July. Pūrṇimā runs from 14:09 on Sun 5 Jul to 10:24 on Mon 6 Jul, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ashunya-shayana-vrata-ashadha", "festival": "ashunya-shayana-vrata-ashadha", "name": "Aśūnya Śayana Vrata (Āṣāḍha)", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22711, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1925-07-07T06:36:18+05:30", "utc": "1925-07-07T01:06:18Z", "ms": -1403909621689.2666 }, "end": { "local": "1925-07-08T02:56:41+05:30", "utc": "1925-07-07T21:26:41Z", "ms": -1403836398908.5757 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-07T06:36:18+05:30", "utc": "1925-07-07T01:06:18Z", "ms": -1403909621689.2666 }, "end": { "local": "1925-07-08T02:56:41+05:30", "utc": "1925-07-07T21:26:41Z", "ms": -1403836398908.5757 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-07-06", "window": { "start": { "local": "1925-07-06T19:37:50+05:30", "utc": "1925-07-06T14:07:50Z", "ms": -1403949130306.678 }, "end": { "local": "1925-07-06T19:37:50+05:30", "utc": "1925-07-06T14:07:50Z", "ms": -1403949130306.678 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-07-07", "window": { "start": { "local": "1925-07-07T20:38:10+05:30", "utc": "1925-07-07T15:08:10Z", "ms": -1403859109705.776 }, "end": { "local": "1925-07-07T20:38:10+05:30", "utc": "1925-07-07T15:08:10Z", "ms": -1403859109705.776 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 06:36 on Tue 7 Jul to 02:57 on Wed 8 Jul.", "fact": "1925-07-07T01:06:18Z → 1925-07-07T21:26:41Z" }, { "step": "kaala", "text": "Moonrise is at 19:38 on the 6th and 20:38 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā must be current at moonrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22711 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata (Āṣāḍha), Thāne, 1925: Tuesday 7 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": "1925-07-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-07", "confidence": "determinate" } ], "quote": "In Thāne, Aśūnya Śayana Vrata (Āṣāḍha) 1925 falls on Tuesday 7 July. Dvitīyā runs from 06:36 on Tue 7 Jul to 02:57 on Wed 8 Jul and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-07-08", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-08", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 6419, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-07-08T23:33:59+05:30", "utc": "1925-07-08T18:03:59Z", "ms": -1403762160928.2874 }, "end": { "local": "1925-07-09T20:36:36+05:30", "utc": "1925-07-09T15:06:36Z", "ms": -1403686403600.235 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-08T23:33:59+05:30", "utc": "1925-07-08T18:03:59Z", "ms": -1403762160928.2874 }, "end": { "local": "1925-07-09T20:36:36+05:30", "utc": "1925-07-09T15:06:36Z", "ms": -1403686403600.235 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-07-08", "window": { "start": { "local": "1925-07-08T21:33:29+05:30", "utc": "1925-07-08T16:03:29Z", "ms": -1403769391186.569 }, "end": { "local": "1925-07-08T21:33:29+05:30", "utc": "1925-07-08T16:03:29Z", "ms": -1403769391186.569 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-07-09", "window": { "start": { "local": "1925-07-09T22:23:36+05:30", "utc": "1925-07-09T16:53:36Z", "ms": -1403679984361.5771 }, "end": { "local": "1925-07-09T22:23:36+05:30", "utc": "1925-07-09T16:53:36Z", "ms": -1403679984361.5771 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:34 on Wed 8 Jul to 20:37 on Thu 9 Jul.", "fact": "1925-07-08T18:03:59Z → 1925-07-09T15:06:36Z" }, { "step": "kaala", "text": "Moonrise is at 21:33 on the 8th and 22:24 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 not on the 9th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Neither moonrise qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 6419 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Wednesday 8 July.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "sankashta-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The sukla caturthi in each month is called Ganesa caturthi or Vinayaka caturthi. It is observed at madhyahna. The chief among them are caturthis of Bhadrapada and Magha. Similarly the krsna caturthi in each month is called Sankasta caturthi, to be observed on the day when the tithi is current at moonrise. It is called Angaraka caturthi if it falls on Tuesday." } ], "not_evaluated": "It is called Aṅgāraka Caturthī when it falls on a Tuesday; the weekday is not tested.", "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-08", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-08", "confidence": "boundary" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Wednesday 8 July. Caturthī runs from 23:34 on Wed 8 Jul to 20:37 on Thu 9 Jul, and is current at moonrise on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-07-08", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-07-16", "festival": "ekadashi", "name": "Kāmikā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36499, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-07-15T16:16:45+05:30", "utc": "1925-07-15T10:46:45Z", "ms": -1403183594805.9253 }, "end": { "local": "1925-07-16T17:48:22+05:30", "utc": "1925-07-16T12:18:22Z", "ms": -1403091698094.7102 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-15T16:16:45+05:30", "utc": "1925-07-15T10:46:45Z", "ms": -1403183594805.9253 }, "end": { "local": "1925-07-16T17:48:22+05:30", "utc": "1925-07-16T12:18:22Z", "ms": -1403091698094.7102 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-07-15", "window": { "start": { "local": "1925-07-15T06:08:26+05:30", "utc": "1925-07-15T00:38:26Z", "ms": -1403220094009.7708 }, "end": { "local": "1925-07-15T06:08:26+05:30", "utc": "1925-07-15T00:38:26Z", "ms": -1403220094009.7708 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-07-16", "window": { "start": { "local": "1925-07-16T06:08:48+05:30", "utc": "1925-07-16T00:38:48Z", "ms": -1403133672166.0261 }, "end": { "local": "1925-07-16T06:08:48+05:30", "utc": "1925-07-16T00:38:48Z", "ms": -1403133672166.0261 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 16:17 on Wed 15 Jul to 17:48 on Thu 16 Jul.", "fact": "1925-07-15T10:46:45Z → 1925-07-16T12:18:22Z" }, { "step": "kaala", "text": "Sunrise is at 06:08 on the 15th and 06:09 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 36499 s" }, { "step": "ruling", "text": "Kāmikā Ekādaśī, Thāne, 1925: Thursday 16 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": "1925-07-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-16", "confidence": "determinate" } ], "quote": "In Thāne, Kāmikā Ekādaśī 1925 falls on Thursday 16 July. Ekādaśī runs from 16:17 on Wed 15 Jul to 17:48 on Thu 16 Jul and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-07-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-07-18", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-18", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 1670, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-07-17T19:46:35+05:30", "utc": "1925-07-17T14:16:35Z", "ms": -1402998204773.3418 }, "end": { "local": "1925-07-18T22:04:19+05:30", "utc": "1925-07-18T16:34:19Z", "ms": -1402903540769.515 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-17T19:46:35+05:30", "utc": "1925-07-17T14:16:35Z", "ms": -1402998204773.3418 }, "end": { "local": "1925-07-18T22:04:19+05:30", "utc": "1925-07-18T16:34:19Z", "ms": -1402903540769.515 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-07-17", "window": { "start": { "local": "1925-07-17T19:18:45+05:30", "utc": "1925-07-17T13:48:45Z", "ms": -1402999874694.072 }, "end": { "local": "1925-07-17T20:45:31+05:30", "utc": "1925-07-17T15:15:31Z", "ms": -1402994668504.0623 } }, "covered_min": 59, "window_min": 87, "qualifies": true }, { "local_date": "1925-07-18", "window": { "start": { "local": "1925-07-18T19:18:33+05:30", "utc": "1925-07-18T13:48:33Z", "ms": -1402913486534.907 }, "end": { "local": "1925-07-18T20:45:24+05:30", "utc": "1925-07-18T15:15:24Z", "ms": -1402908275832.405 } }, "covered_min": 87, "window_min": 87, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 19:47 on Fri 17 Jul to 22:04 on Sat 18 Jul.", "fact": "1925-07-17T14:16:35Z → 1925-07-18T16:34:19Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:19–20:46 on the 17th, 19:19–20:45 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 59 of 87 minutes on the 17th and 87 of 87 on the 18th.", "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 1670 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Saturday 18 July.", "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": "1925-07-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-18", "confidence": "boundary" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Saturday 18 July. Trayodaśī runs from 19:47 on Fri 17 Jul to 22:04 on Sat 18 Jul and covers all of pradoṣa that evening. It also reaches the previous evening for 59 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-07-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-07-18", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-18", "confidence": "boundary", "boundary_reasons": [ "tie-break-unstated" ], "boundary_margin_s": 845, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-07-18T22:04:19+05:30", "utc": "1925-07-18T16:34:19Z", "ms": -1402903540769.515 }, "end": { "local": "1925-07-20T00:34:23+05:30", "utc": "1925-07-19T19:04:23Z", "ms": -1402808136782.8918 }, "month": { "amanta": 3, "purnimanta": 4, "adhika": false, "amanta_name": "Āṣāḍha", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-18T22:04:19+05:30", "utc": "1925-07-18T16:34:19Z", "ms": -1402903540769.515 }, "end": { "local": "1925-07-20T00:34:23+05:30", "utc": "1925-07-19T19:04:23Z", "ms": -1402808136782.8918 } }, "kaala": "nishita", "days": [ { "local_date": "1925-07-18", "window": { "start": { "local": "1925-07-19T00:20:14+05:30", "utc": "1925-07-18T18:50:14Z", "ms": -1402895386400.525 }, "end": { "local": "1925-07-19T01:08:14+05:30", "utc": "1925-07-18T19:38:14Z", "ms": -1402892506400.525 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-07-19", "window": { "start": { "local": "1925-07-20T00:20:18+05:30", "utc": "1925-07-19T18:50:18Z", "ms": -1402808981850.4028 }, "end": { "local": "1925-07-20T01:08:18+05:30", "utc": "1925-07-19T19:38:18Z", "ms": -1402806101850.4028 } }, "covered_min": 14, "window_min": 48, "qualifies": true } ], "decided_by": "greater-coverage", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 22:04 on Sat 18 Jul to 00:34 on Mon 20 Jul.", "fact": "1925-07-18T16:34:19Z → 1925-07-19T19:04:23Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:20–01:08 on the 18th, 00:20–01:08 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 14 of 48 on the 19th.", "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 845 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Saturday 18 July.", "fact": "confidence: boundary (tie-break-unstated)" } ], "rule": { "kind": "lunar", "id": "shivaratri", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The krsna caturdasi in each month is called 'Sivaratri'. The chief among them is that of Magha. The tithi must cover nisitha (or pradosa in some opinion)." } ], "not_evaluated": "The alternative opinion that reads pradoṣa instead of niśītha is not evaluated.", "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-18", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-18", "confidence": "boundary" } ], "quote": "In Thāne, Śivarātri 1925 falls on Saturday 18 July. Caturdaśī runs from 22:04 on Sat 18 Jul to 00:34 on Mon 20 Jul and covers all of niśītha that night. It also reaches the next night for 14 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/thane/festivals/1925/shivaratri?on=1925-07-18", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/madhusrava-tritiya", "festival": "madhusrava-tritiya", "name": "Madhusravā Tṛtīyā", "everyday": "Hariyali Teej", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 7313, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-07-23T08:08:47+05:30", "utc": "1925-07-23T02:38:47Z", "ms": -1402521672901.3328 }, "end": { "local": "1925-07-24T10:18:29+05:30", "utc": "1925-07-24T04:48:29Z", "ms": -1402427491494.5095 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-23T08:08:47+05:30", "utc": "1925-07-23T02:38:47Z", "ms": -1402521672901.3328 }, "end": { "local": "1925-07-24T10:18:29+05:30", "utc": "1925-07-24T04:48:29Z", "ms": -1402427491494.5095 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-07-23", "window": { "start": { "local": "1925-07-23T12:20:20+05:30", "utc": "1925-07-23T06:50:20Z", "ms": -1402506580112.9404 }, "end": { "local": "1925-07-23T13:08:20+05:30", "utc": "1925-07-23T07:38:20Z", "ms": -1402503700112.9404 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-07-24", "window": { "start": { "local": "1925-07-24T12:20:22+05:30", "utc": "1925-07-24T06:50:22Z", "ms": -1402420178351.4512 }, "end": { "local": "1925-07-24T13:08:22+05:30", "utc": "1925-07-24T07:38:22Z", "ms": -1402417298351.4512 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 08:09 on Thu 23 Jul to 10:18 on Fri 24 Jul.", "fact": "1925-07-23T02:38:47Z → 1925-07-24T04:48:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 23rd, 12:20–13:08 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 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 7313 s" }, { "step": "ruling", "text": "Madhusravā Tṛtīyā, Thāne, 1925: Thursday 23 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "madhusrava-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Madhusrava (Gujerat) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-23", "confidence": "determinate" } ], "quote": "In Thāne, Madhusravā Tṛtīyā (Hariyali Teej) 1925 falls on Thursday 23 July. Tṛtīyā runs from 08:09 on Thu 23 Jul to 10:18 on Fri 24 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-07-24", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 893, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-07-24T10:18:29+05:30", "utc": "1925-07-24T04:48:29Z", "ms": -1402427491494.5095 }, "end": { "local": "1925-07-25T12:05:30+05:30", "utc": "1925-07-25T06:35:30Z", "ms": -1402334670318.0527 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-24T10:18:29+05:30", "utc": "1925-07-24T04:48:29Z", "ms": -1402427491494.5095 }, "end": { "local": "1925-07-25T12:05:30+05:30", "utc": "1925-07-25T06:35:30Z", "ms": -1402334670318.0527 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-07-24", "window": { "start": { "local": "1925-07-24T12:20:22+05:30", "utc": "1925-07-24T06:50:22Z", "ms": -1402420178351.4512 }, "end": { "local": "1925-07-24T13:08:22+05:30", "utc": "1925-07-24T07:38:22Z", "ms": -1402417298351.4512 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-07-25", "window": { "start": { "local": "1925-07-25T12:20:23+05:30", "utc": "1925-07-25T06:50:23Z", "ms": -1402333777180.2678 }, "end": { "local": "1925-07-25T13:08:23+05:30", "utc": "1925-07-25T07:38:23Z", "ms": -1402330897180.2678 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:18 on Fri 24 Jul to 12:05 on Sat 25 Jul.", "fact": "1925-07-24T04:48:29Z → 1925-07-25T06:35:30Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 24th, 12:20–13:08 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 893 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Friday 24 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": "1925-07-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-24", "confidence": "boundary" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Friday 24 July. Caturthī runs from 10:18 on Fri 24 Jul to 12:05 on Sat 25 Jul and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-07-24", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/naga-panchami", "festival": "naga-panchami", "name": "Nāga Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-07-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 878, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-07-25T12:05:30+05:30", "utc": "1925-07-25T06:35:30Z", "ms": -1402334670318.0527 }, "end": { "local": "1925-07-26T13:23:02+05:30", "utc": "1925-07-26T07:53:02Z", "ms": -1402243618432.3362 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-25T12:05:30+05:30", "utc": "1925-07-25T06:35:30Z", "ms": -1402334670318.0527 }, "end": { "local": "1925-07-26T13:23:02+05:30", "utc": "1925-07-26T07:53:02Z", "ms": -1402243618432.3362 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-07-25", "window": { "start": { "local": "1925-07-25T12:20:23+05:30", "utc": "1925-07-25T06:50:23Z", "ms": -1402333777180.2678 }, "end": { "local": "1925-07-25T13:08:23+05:30", "utc": "1925-07-25T07:38:23Z", "ms": -1402330897180.2678 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-07-26", "window": { "start": { "local": "1925-07-26T12:20:23+05:30", "utc": "1925-07-26T06:50:23Z", "ms": -1402247376607.9326 }, "end": { "local": "1925-07-26T13:08:23+05:30", "utc": "1925-07-26T07:38:23Z", "ms": -1402244496607.9326 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "paraviddha", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 12:05 on Sat 25 Jul to 13:23 on Sun 26 Jul.", "fact": "1925-07-25T06:35:30Z → 1925-07-26T07:53:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 25th, 12:20–13:08 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 48 of 48 on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Both middays qualify. Paraviddhā: the second is taken.", "fact": "priority: paraviddha → paraviddha · margin 878 s" }, { "step": "ruling", "text": "Nāga Pañcamī, Thāne, 1925: Sunday 26 July.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (paraviddha)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-07-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-07-26", "confidence": "determinate" } ], "quote": "In Thāne, Nāga Pañcamī 1925 falls on Sunday 26 July. Pañcamī runs from 12:05 on Sat 25 Jul to 13:23 on Sun 26 Jul and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-08-01", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4261, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-07-31T10:02:52+05:30", "utc": "1925-07-31T04:32:52Z", "ms": -1401823628191.089 }, "end": { "local": "1925-08-01T07:25:33+05:30", "utc": "1925-08-01T01:55:33Z", "ms": -1401746666919.3574 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-07-31T10:02:52+05:30", "utc": "1925-07-31T04:32:52Z", "ms": -1401823628191.089 }, "end": { "local": "1925-08-01T07:25:33+05:30", "utc": "1925-08-01T01:55:33Z", "ms": -1401746666919.3574 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-07-31", "window": { "start": { "local": "1925-07-31T06:14:12+05:30", "utc": "1925-07-31T00:44:12Z", "ms": -1401837348298.1875 }, "end": { "local": "1925-07-31T06:14:12+05:30", "utc": "1925-07-31T00:44:12Z", "ms": -1401837348298.1875 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-08-01", "window": { "start": { "local": "1925-08-01T06:14:32+05:30", "utc": "1925-08-01T00:44:32Z", "ms": -1401750927879.0574 }, "end": { "local": "1925-08-01T06:14:32+05:30", "utc": "1925-08-01T00:44:32Z", "ms": -1401750927879.0574 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 10:03 on Fri 31 Jul to 07:26 on Sat 1 Aug.", "fact": "1925-07-31T04:32:52Z → 1925-08-01T01:55:33Z" }, { "step": "kaala", "text": "Sunrise is at 06:14 on the 31st and 06:15 on the 1st.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 31st and is 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 4261 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Thāne, 1925: Saturday 1 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-01", "confidence": "determinate" } ], "quote": "In Thāne, Putradā Ekādaśī 1925 falls on Saturday 1 August. Ekādaśī runs from 10:03 on Fri 31 Jul to 07:26 on Sat 1 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-08-01", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/damodara-dvadashi", "festival": "damodara-dvadashi", "name": "Dāmodara Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-01", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 17681, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-08-01T07:25:33+05:30", "utc": "1925-08-01T01:55:33Z", "ms": -1401746666919.3574 }, "end": { "local": "1925-08-02T04:19:22+05:30", "utc": "1925-08-01T22:49:22Z", "ms": -1401671437935.496 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-08-01T07:25:33+05:30", "utc": "1925-08-01T01:55:33Z", "ms": -1401746666919.3574 }, "end": { "local": "1925-08-02T04:19:22+05:30", "utc": "1925-08-01T22:49:22Z", "ms": -1401671437935.496 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-01", "window": { "start": { "local": "1925-08-01T12:20:14+05:30", "utc": "1925-08-01T06:50:14Z", "ms": -1401728986059.6675 }, "end": { "local": "1925-08-01T13:08:14+05:30", "utc": "1925-08-01T07:38:14Z", "ms": -1401726106059.6675 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-08-02", "window": { "start": { "local": "1925-08-02T12:20:10+05:30", "utc": "1925-08-02T06:50:10Z", "ms": -1401642589800.7534 }, "end": { "local": "1925-08-02T13:08:10+05:30", "utc": "1925-08-02T07:38:10Z", "ms": -1401639709800.7534 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 07:26 on Sat 1 Aug to 04:19 on Sun 2 Aug.", "fact": "1925-08-01T01:55:33Z → 1925-08-01T22:49:22Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 1st, 12:20–13:08 on the 2nd.", "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 1st and 0 of 48 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 17681 s" }, { "step": "ruling", "text": "Dāmodara Dvādaśī, Thāne, 1925: Saturday 1 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": "1925-08-01", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-01", "confidence": "determinate" } ], "quote": "In Thāne, Dāmodara Dvādaśī 1925 falls on Saturday 1 August. Dvādaśī runs from 07:26 on Sat 1 Aug to 04:19 on Sun 2 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-08-02", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-02", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15018, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-08-02T04:19:22+05:30", "utc": "1925-08-01T22:49:22Z", "ms": -1401671437935.496 }, "end": { "local": "1925-08-03T00:52:00+05:30", "utc": "1925-08-02T19:22:00Z", "ms": -1401597479955.7686 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-08-02T04:19:22+05:30", "utc": "1925-08-01T22:49:22Z", "ms": -1401671437935.496 }, "end": { "local": "1925-08-03T00:52:00+05:30", "utc": "1925-08-02T19:22:00Z", "ms": -1401597479955.7686 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-08-01", "window": { "start": { "local": "1925-08-01T19:13:56+05:30", "utc": "1925-08-01T13:43:56Z", "ms": -1401704164240.2778 }, "end": { "local": "1925-08-01T20:42:03+05:30", "utc": "1925-08-01T15:12:03Z", "ms": -1401698876700.2036 } }, "covered_min": 0, "window_min": 88, "qualifies": false }, { "local_date": "1925-08-02", "window": { "start": { "local": "1925-08-02T19:13:28+05:30", "utc": "1925-08-02T13:43:28Z", "ms": -1401617791911.785 }, "end": { "local": "1925-08-02T20:41:42+05:30", "utc": "1925-08-02T15:11:42Z", "ms": -1401612498021.8215 } }, "covered_min": 88, "window_min": 88, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:19 on Sun 2 Aug to 00:52 on Mon 3 Aug.", "fact": "1925-08-01T22:49:22Z → 1925-08-02T19:22:00Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:14–20:42 on the 1st, 19:13–20:42 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 88 minutes on the 1st and 88 of 88 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 15018 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Sunday 2 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-02", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-02", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Sunday 2 August. Trayodaśī runs from 04:19 on Sun 2 Aug to 00:52 on Mon 3 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-08-02", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/raksha-bandhana", "festival": "raksha-bandhana", "name": "Rakṣā Bandhana", "everyday": "Rakhi", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3885, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-08-03T21:12:05+05:30", "utc": "1925-08-03T15:42:05Z", "ms": -1401524275171.8977 }, "end": { "local": "1925-08-04T17:28:50+05:30", "utc": "1925-08-04T11:58:50Z", "ms": -1401451269520.2573 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "second-half", "start": { "local": "1925-08-04T07:20:17+05:30", "utc": "1925-08-04T01:50:17Z", "ms": -1401487783010.5178 }, "end": { "local": "1925-08-04T17:28:50+05:30", "utc": "1925-08-04T11:58:50Z", "ms": -1401451269520.2573 } }, "kaala": "day", "days": [ { "local_date": "1925-08-03", "window": { "start": { "local": "1925-08-03T06:15:12+05:30", "utc": "1925-08-03T00:45:12Z", "ms": -1401578087737.0593 }, "end": { "local": "1925-08-04T06:15:32+05:30", "utc": "1925-08-04T00:45:32Z", "ms": -1401491668025.8918 } }, "covered_min": 0, "window_min": 1440, "qualifies": false }, { "local_date": "1925-08-04", "window": { "start": { "local": "1925-08-04T06:15:32+05:30", "utc": "1925-08-04T00:45:32Z", "ms": -1401491668025.8918 }, "end": { "local": "1925-08-05T06:15:51+05:30", "utc": "1925-08-05T00:45:51Z", "ms": -1401405248559.27 } }, "covered_min": 609, "window_min": 1440, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:12 on Mon 3 Aug to 17:29 on Tue 4 Aug. Its second half begins at 07:20 on Tue 4 Aug.", "fact": "1925-08-03T15:42:05Z → 1925-08-04T11:58:50Z · second half from 1925-08-04T01:50:17Z" }, { "step": "kaala", "text": "The day runs from sunrise to the next sunrise: from 06:15 on the 3rd, and from 06:16 on the 4th.", "fact": "day: sunrise-to-sunrise · sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "The second half of Pūrṇimā must be present during the day. It covers 0 of 1440 minutes on the 3rd and 609 of 1440 on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one day qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3885 s" }, { "step": "ruling", "text": "Rakṣā Bandhana, Thāne, 1925: Tuesday 4 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "raksha-bandhana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 15 Rakhi purnima, Naroli purnima (Cocoanut day), Raksa Bandhana (in the second half of purnima), Rsi tarpana (madhyahna vyapini), Hayagriva utpatti, Jhulanayatra samapana" } ], "kaala": "day", "priority": "unstated", "when_absent": "unstated", "half": "second" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-04", "confidence": "determinate" } ], "quote": "In Thāne, Rakṣā Bandhana (Rakhi) 1925 falls on Tuesday 4 August. The second half of Pūrṇimā runs from 07:20 on Tue 4 Aug to 17:29 on Tue 4 Aug and lies within that day, sunrise to sunrise.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/rishi-tarpana", "festival": "rishi-tarpana", "name": "Ṛṣi Tarpaṇa", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15650, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-08-03T21:12:05+05:30", "utc": "1925-08-03T15:42:05Z", "ms": -1401524275171.8977 }, "end": { "local": "1925-08-04T17:28:50+05:30", "utc": "1925-08-04T11:58:50Z", "ms": -1401451269520.2573 }, "month": { "amanta": 4, "purnimanta": 4, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Śrāvaṇa" } }, "span": { "of": "tithi", "start": { "local": "1925-08-03T21:12:05+05:30", "utc": "1925-08-03T15:42:05Z", "ms": -1401524275171.8977 }, "end": { "local": "1925-08-04T17:28:50+05:30", "utc": "1925-08-04T11:58:50Z", "ms": -1401451269520.2573 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-03", "window": { "start": { "local": "1925-08-03T12:20:06+05:30", "utc": "1925-08-03T06:50:06Z", "ms": -1401556194154.9722 }, "end": { "local": "1925-08-03T13:08:06+05:30", "utc": "1925-08-03T07:38:06Z", "ms": -1401553314154.9722 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-04", "window": { "start": { "local": "1925-08-04T12:20:01+05:30", "utc": "1925-08-04T06:50:01Z", "ms": -1401469799116.208 }, "end": { "local": "1925-08-04T13:08:01+05:30", "utc": "1925-08-04T07:38:01Z", "ms": -1401466919116.208 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 21:12 on Mon 3 Aug to 17:29 on Tue 4 Aug.", "fact": "1925-08-03T15:42:05Z → 1925-08-04T11:58:50Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 3rd, 12:20–13:08 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15650 s" }, { "step": "ruling", "text": "Ṛṣi Tarpaṇa, Thāne, 1925: Tuesday 4 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": "1925-08-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-04", "confidence": "determinate" } ], "quote": "In Thāne, Ṛṣi Tarpaṇa 1925 falls on Tuesday 4 August. Pūrṇimā runs from 21:12 on Mon 3 Aug to 17:29 on Tue 4 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ashunya-shayana-vrata", "festival": "ashunya-shayana-vrata", "name": "Aśūnya Śayana Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22737, "anga": { "type": "tithi", "index": 16, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1925-08-05T13:51:50+05:30", "utc": "1925-08-05T08:21:50Z", "ms": -1401377890221.6704 }, "end": { "local": "1925-08-06T10:30:37+05:30", "utc": "1925-08-06T05:00:37Z", "ms": -1401303562999.7986 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-05T13:51:50+05:30", "utc": "1925-08-05T08:21:50Z", "ms": -1401377890221.6704 }, "end": { "local": "1925-08-06T10:30:37+05:30", "utc": "1925-08-06T05:00:37Z", "ms": -1401303562999.7986 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-08-05", "window": { "start": { "local": "1925-08-05T20:10:47+05:30", "utc": "1925-08-05T14:40:47Z", "ms": -1401355153220.701 }, "end": { "local": "1925-08-05T20:10:47+05:30", "utc": "1925-08-05T14:40:47Z", "ms": -1401355153220.701 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-08-06", "window": { "start": { "local": "1925-08-06T20:59:53+05:30", "utc": "1925-08-06T15:29:53Z", "ms": -1401265807369.4897 }, "end": { "local": "1925-08-06T20:59:53+05:30", "utc": "1925-08-06T15:29:53Z", "ms": -1401265807369.4897 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 13:52 on Wed 5 Aug to 10:31 on Thu 6 Aug.", "fact": "1925-08-05T08:21:50Z → 1925-08-06T05:00:37Z" }, { "step": "kaala", "text": "Moonrise is at 20:11 on the 5th and 21:00 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Dvitīyā 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: paraviddha → only-day · margin 22737 s" }, { "step": "ruling", "text": "Aśūnya Śayana Vrata, Thāne, 1925: Wednesday 5 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ashunya-shayana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 2 Asunyasayana vrata (Dvitiya current at moonrise; if occurs on two successive days, it is to be observed on the second day)." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-05", "confidence": "determinate" } ], "quote": "In Thāne, Aśūnya Śayana Vrata 1925 falls on Wednesday 5 August. Dvitīyā runs from 13:52 on Wed 5 Aug to 10:31 on Thu 6 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/kajjali-tritiya", "festival": "kajjali-tritiya", "name": "Kajjalī Tṛtīyā", "everyday": "Kajari Teej", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-06", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6552, "anga": { "type": "tithi", "index": 17, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-08-06T10:30:37+05:30", "utc": "1925-08-06T05:00:37Z", "ms": -1401303562999.7986 }, "end": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-06T10:30:37+05:30", "utc": "1925-08-06T05:00:37Z", "ms": -1401303562999.7986 }, "end": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-06", "window": { "start": { "local": "1925-08-06T12:19:49+05:30", "utc": "1925-08-06T06:49:49Z", "ms": -1401297010829.3774 }, "end": { "local": "1925-08-06T13:07:49+05:30", "utc": "1925-08-06T07:37:49Z", "ms": -1401294130829.3774 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-08-07", "window": { "start": { "local": "1925-08-07T12:19:42+05:30", "utc": "1925-08-07T06:49:42Z", "ms": -1401210617564.691 }, "end": { "local": "1925-08-07T13:07:42+05:30", "utc": "1925-08-07T07:37:42Z", "ms": -1401207737564.691 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 10:31 on Thu 6 Aug to 07:34 on Fri 7 Aug.", "fact": "1925-08-06T05:00:37Z → 1925-08-07T02:04:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:20–13:08 on the 6th, 12:20–13:08 on the 7th.", "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 6th and 0 of 48 on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6552 s" }, { "step": "ruling", "text": "Kajjalī Tṛtīyā, Thāne, 1925: Thursday 6 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kajjali-tritiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 3 Kajjali trtiya, (paraviddha), Angaveta trtiya (Orissa)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-06", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-06", "confidence": "determinate" } ], "quote": "In Thāne, Kajjalī Tṛtīyā (Kajari Teej) 1925 falls on Thursday 6 August. Tṛtīyā runs from 10:31 on Thu 6 Aug to 07:34 on Fri 7 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/bahula-chaturthi", "festival": "bahula-chaturthi", "name": "Bahulā Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32494, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 }, "end": { "local": "1925-08-08T05:11:53+05:30", "utc": "1925-08-07T23:41:53Z", "ms": -1401149887230.7234 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 }, "end": { "local": "1925-08-08T05:11:53+05:30", "utc": "1925-08-07T23:41:53Z", "ms": -1401149887230.7234 } }, "kaala": "sayahna", "days": [ { "local_date": "1925-08-07", "window": { "start": { "local": "1925-08-07T16:36:02+05:30", "utc": "1925-08-07T11:06:02Z", "ms": -1401195237883.7712 }, "end": { "local": "1925-08-07T19:10:55+05:30", "utc": "1925-08-07T13:40:55Z", "ms": -1401185944763.1582 } }, "covered_min": 155, "window_min": 155, "qualifies": true }, { "local_date": "1925-08-08", "window": { "start": { "local": "1925-08-08T16:35:39+05:30", "utc": "1925-08-08T11:05:39Z", "ms": -1401108860814.2576 }, "end": { "local": "1925-08-08T19:10:22+05:30", "utc": "1925-08-08T13:40:22Z", "ms": -1401099578107.2727 } }, "covered_min": 0, "window_min": 155, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:34 on Fri 7 Aug to 05:12 on Sat 8 Aug.", "fact": "1925-08-07T02:04:28Z → 1925-08-07T23:41:53Z" }, { "step": "kaala", "text": "Sāyāhna is last 3 of 15 day muhūrtas: 16:36–19:11 on the 7th, 16:36–19:10 on the 8th.", "fact": "sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during sāyāhna. It covers 155 of 155 minutes on the 7th and 0 of 155 on the 8th.", "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 32494 s" }, { "step": "ruling", "text": "Bahulā Caturthī, Thāne, 1925: Friday 7 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bahula-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day)." } ], "kaala": "sayahna", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-07", "confidence": "determinate" } ], "quote": "In Thāne, Bahulā Caturthī 1925 falls on Friday 7 August. Caturthī runs from 07:34 on Fri 7 Aug to 05:12 on Sat 8 Aug and covers all of sāyāhna that late afternoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-08-07", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26804, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 }, "end": { "local": "1925-08-08T05:11:53+05:30", "utc": "1925-08-07T23:41:53Z", "ms": -1401149887230.7234 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-07T07:34:28+05:30", "utc": "1925-08-07T02:04:28Z", "ms": -1401227732224.0425 }, "end": { "local": "1925-08-08T05:11:53+05:30", "utc": "1925-08-07T23:41:53Z", "ms": -1401149887230.7234 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-08-06", "window": { "start": { "local": "1925-08-06T20:59:53+05:30", "utc": "1925-08-06T15:29:53Z", "ms": -1401265807369.4897 }, "end": { "local": "1925-08-06T20:59:53+05:30", "utc": "1925-08-06T15:29:53Z", "ms": -1401265807369.4897 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-08-07", "window": { "start": { "local": "1925-08-07T21:45:09+05:30", "utc": "1925-08-07T16:15:09Z", "ms": -1401176690871.3887 }, "end": { "local": "1925-08-07T21:45:09+05:30", "utc": "1925-08-07T16:15:09Z", "ms": -1401176690871.3887 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 07:34 on Fri 7 Aug to 05:12 on Sat 8 Aug.", "fact": "1925-08-07T02:04:28Z → 1925-08-07T23:41:53Z" }, { "step": "kaala", "text": "Moonrise is at 21:00 on the 6th and 21:45 on the 7th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 6th and is on the 7th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 26804 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Friday 7 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": "1925-08-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-07", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Friday 7 August. Caturthī runs from 07:34 on Fri 7 Aug to 05:12 on Sat 8 Aug and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-08-07", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/hala-shashthi", "festival": "hala-shashthi", "name": "Hala Ṣaṣṭhī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31764, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-08-09T03:30:03+05:30", "utc": "1925-08-08T22:00:03Z", "ms": -1401069596960.4553 }, "end": { "local": "1925-08-10T02:34:08+05:30", "utc": "1925-08-09T21:04:08Z", "ms": -1400986552320.4265 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-09T03:30:03+05:30", "utc": "1925-08-08T22:00:03Z", "ms": -1401069596960.4553 }, "end": { "local": "1925-08-10T02:34:08+05:30", "utc": "1925-08-09T21:04:08Z", "ms": -1400986552320.4265 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-09", "window": { "start": { "local": "1925-08-09T12:19:27+05:30", "utc": "1925-08-09T06:49:27Z", "ms": -1401037832751.6694 }, "end": { "local": "1925-08-09T13:07:27+05:30", "utc": "1925-08-09T07:37:27Z", "ms": -1401034952751.6694 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-08-10", "window": { "start": { "local": "1925-08-10T12:19:19+05:30", "utc": "1925-08-10T06:49:19Z", "ms": -1400951441188.1714 }, "end": { "local": "1925-08-10T13:07:19+05:30", "utc": "1925-08-10T07:37:19Z", "ms": -1400948561188.1714 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 03:30 on Sun 9 Aug to 02:34 on Mon 10 Aug.", "fact": "1925-08-08T22:00:03Z → 1925-08-09T21:04:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 9th, 12:19–13:07 on the 10th.", "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 9th and 0 of 48 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 31764 s" }, { "step": "ruling", "text": "Hala Ṣaṣṭhī, Thāne, 1925: Sunday 9 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "hala-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Hala sasthi (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-09", "confidence": "determinate" } ], "quote": "In Thāne, Hala Ṣaṣṭhī 1925 falls on Sunday 9 August. Ṣaṣṭhī runs from 03:30 on Sun 9 Aug to 02:34 on Mon 10 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/shitala-saptami", "festival": "shitala-saptami", "name": "Śītalā Saptamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-10", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35111, "anga": { "type": "tithi", "index": 21, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-08-10T02:34:08+05:30", "utc": "1925-08-09T21:04:08Z", "ms": -1400986552320.4265 }, "end": { "local": "1925-08-11T02:26:29+05:30", "utc": "1925-08-10T20:56:29Z", "ms": -1400900611092.9807 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-10T02:34:08+05:30", "utc": "1925-08-09T21:04:08Z", "ms": -1400986552320.4265 }, "end": { "local": "1925-08-11T02:26:29+05:30", "utc": "1925-08-10T20:56:29Z", "ms": -1400900611092.9807 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-10", "window": { "start": { "local": "1925-08-10T12:19:19+05:30", "utc": "1925-08-10T06:49:19Z", "ms": -1400951441188.1714 }, "end": { "local": "1925-08-10T13:07:19+05:30", "utc": "1925-08-10T07:37:19Z", "ms": -1400948561188.1714 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-08-11", "window": { "start": { "local": "1925-08-11T12:19:10+05:30", "utc": "1925-08-11T06:49:10Z", "ms": -1400865050177.3564 }, "end": { "local": "1925-08-11T13:07:10+05:30", "utc": "1925-08-11T07:37:10Z", "ms": -1400862170177.3564 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 02:34 on Mon 10 Aug to 02:26 on Tue 11 Aug.", "fact": "1925-08-09T21:04:08Z → 1925-08-10T20:56:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:19–13:07 on the 10th, 12:19–13:07 on the 11th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 35111 s" }, { "step": "ruling", "text": "Śītalā Saptamī, Thāne, 1925: Monday 10 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "shitala-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 7 Sitala saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-10", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-10", "confidence": "determinate" } ], "quote": "In Thāne, Śītalā Saptamī 1925 falls on Monday 10 August. Saptamī runs from 02:34 on Mon 10 Aug to 02:26 on Tue 11 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/janmashtami", "festival": "janmashtami", "name": "Janmāṣṭamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-11", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4741, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-08-11T02:26:29+05:30", "utc": "1925-08-10T20:56:29Z", "ms": -1400900611092.9807 }, "end": { "local": "1925-08-12T03:06:05+05:30", "utc": "1925-08-11T21:36:05Z", "ms": -1400811834647.087 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-11T02:26:29+05:30", "utc": "1925-08-10T20:56:29Z", "ms": -1400900611092.9807 }, "end": { "local": "1925-08-12T03:06:05+05:30", "utc": "1925-08-11T21:36:05Z", "ms": -1400811834647.087 } }, "kaala": "nishita", "days": [ { "local_date": "1925-08-10", "window": { "start": { "local": "1925-08-11T00:19:28+05:30", "utc": "1925-08-10T18:49:28Z", "ms": -1400908232205.2603 }, "end": { "local": "1925-08-11T01:07:28+05:30", "utc": "1925-08-10T19:37:28Z", "ms": -1400905352205.2603 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-11", "window": { "start": { "local": "1925-08-12T00:19:19+05:30", "utc": "1925-08-11T18:49:19Z", "ms": -1400821841323.581 }, "end": { "local": "1925-08-12T01:07:19+05:30", "utc": "1925-08-11T19:37:19Z", "ms": -1400818961323.581 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 02:26 on Tue 11 Aug to 03:06 on Wed 12 Aug.", "fact": "1925-08-10T20:56:29Z → 1925-08-11T21:36:05Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:19–01:07 on the 10th, 00:19–01:07 on the 11th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during niśītha. It covers 0 of 48 minutes on the 10th and 48 of 48 on the 11th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4741 s" }, { "step": "ruling", "text": "Janmāṣṭamī, Thāne, 1925: Tuesday 11 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "janmashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami." } ], "not_evaluated": "The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.", "kaala": "nishita", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-11", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-11", "confidence": "determinate" } ], "quote": "In Thāne, Janmāṣṭamī 1925 falls on Tuesday 11 August. Aṣṭamī runs from 02:26 on Tue 11 Aug to 03:06 on Wed 12 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-08-15", "festival": "ekadashi", "name": "Ajā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 396, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-08-14T06:25:11+05:30", "utc": "1925-08-14T00:55:11Z", "ms": -1400627088838.219 }, "end": { "local": "1925-08-15T08:46:30+05:30", "utc": "1925-08-15T03:16:30Z", "ms": -1400532209823.8137 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-14T06:25:11+05:30", "utc": "1925-08-14T00:55:11Z", "ms": -1400627088838.219 }, "end": { "local": "1925-08-15T08:46:30+05:30", "utc": "1925-08-15T03:16:30Z", "ms": -1400532209823.8137 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-08-14", "window": { "start": { "local": "1925-08-14T06:18:35+05:30", "utc": "1925-08-14T00:48:35Z", "ms": -1400627484646.002 }, "end": { "local": "1925-08-14T06:18:35+05:30", "utc": "1925-08-14T00:48:35Z", "ms": -1400627484646.002 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-08-15", "window": { "start": { "local": "1925-08-15T06:18:52+05:30", "utc": "1925-08-15T00:48:52Z", "ms": -1400541067731.2346 }, "end": { "local": "1925-08-15T06:18:52+05:30", "utc": "1925-08-15T00:48:52Z", "ms": -1400541067731.2346 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 06:25 on Fri 14 Aug to 08:47 on Sat 15 Aug.", "fact": "1925-08-14T00:55:11Z → 1925-08-15T03:16:30Z" }, { "step": "kaala", "text": "Sunrise is at 06:19 on the 14th and 06:19 on the 15th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 14th and is on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 396 s" }, { "step": "ruling", "text": "Ajā Ekādaśī, Thāne, 1925: Saturday 15 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": "1925-08-15", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-15", "confidence": "determinate" } ], "quote": "In Thāne, Ajā Ekādaśī 1925 falls on Saturday 15 August. Ekādaśī runs from 06:25 on Fri 14 Aug to 08:47 on Sat 15 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-08-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-08-16", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18397, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-08-16T11:21:04+05:30", "utc": "1925-08-16T05:51:04Z", "ms": -1400436536291.275 }, "end": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-16T11:21:04+05:30", "utc": "1925-08-16T05:51:04Z", "ms": -1400436536291.275 }, "end": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-08-16", "window": { "start": { "local": "1925-08-16T19:05:25+05:30", "utc": "1925-08-16T13:35:25Z", "ms": -1400408675281.7952 }, "end": { "local": "1925-08-16T20:35:17+05:30", "utc": "1925-08-16T15:05:17Z", "ms": -1400403283205.8774 } }, "covered_min": 90, "window_min": 90, "qualifies": true }, { "local_date": "1925-08-17", "window": { "start": { "local": "1925-08-17T19:04:44+05:30", "utc": "1925-08-17T13:34:44Z", "ms": -1400322315988.7212 }, "end": { "local": "1925-08-17T20:34:44+05:30", "utc": "1925-08-17T15:04:44Z", "ms": -1400316916338.5032 } }, "covered_min": 0, "window_min": 90, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:21 on Sun 16 Aug to 13:58 on Mon 17 Aug.", "fact": "1925-08-16T05:51:04Z → 1925-08-17T08:28:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:05–20:35 on the 16th, 19:05–20:35 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 90 of 90 minutes on the 16th and 0 of 90 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 18397 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Sunday 16 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": "1925-08-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-16", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Sunday 16 August. Trayodaśī runs from 11:21 on Sun 16 Aug to 13:58 on Mon 17 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-08-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/aghora-chaturdashi", "festival": "aghora-chaturdashi", "name": "Aghora Caturdaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9339, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 }, "end": { "local": "1925-08-18T16:28:24+05:30", "utc": "1925-08-18T10:58:24Z", "ms": -1400245296497.4966 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 }, "end": { "local": "1925-08-18T16:28:24+05:30", "utc": "1925-08-18T10:58:24Z", "ms": -1400245296497.4966 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-08-17", "window": { "start": { "local": "1925-08-17T19:04:44+05:30", "utc": "1925-08-17T13:34:44Z", "ms": -1400322315988.7212 }, "end": { "local": "1925-08-17T20:34:44+05:30", "utc": "1925-08-17T15:04:44Z", "ms": -1400316916338.5032 } }, "covered_min": 90, "window_min": 90, "qualifies": true }, { "local_date": "1925-08-18", "window": { "start": { "local": "1925-08-18T19:04:03+05:30", "utc": "1925-08-18T13:34:03Z", "ms": -1400235957432.9714 }, "end": { "local": "1925-08-18T20:34:10+05:30", "utc": "1925-08-18T15:04:10Z", "ms": -1400230550146.7383 } }, "covered_min": 0, "window_min": 90, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:58 on Mon 17 Aug to 16:28 on Tue 18 Aug.", "fact": "1925-08-17T08:28:07Z → 1925-08-18T10:58:24Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 19:05–20:35 on the 17th, 19:04–20:34 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during pradoṣa. It covers 90 of 90 minutes on the 17th and 0 of 90 on the 18th.", "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 9339 s" }, { "step": "ruling", "text": "Aghora Caturdaśī, Thāne, 1925: Monday 17 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "aghora-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Aghora caturdasi (pradosa vyapini)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-17", "confidence": "determinate" } ], "quote": "In Thāne, Aghora Caturdaśī 1925 falls on Monday 17 August. Caturdaśī runs from 13:58 on Mon 17 Aug to 16:28 on Tue 18 Aug and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/shivaratri?on=1925-08-17", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28176, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 }, "end": { "local": "1925-08-18T16:28:24+05:30", "utc": "1925-08-18T10:58:24Z", "ms": -1400245296497.4966 }, "month": { "amanta": 4, "purnimanta": 5, "adhika": false, "amanta_name": "Śrāvaṇa", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-17T13:58:07+05:30", "utc": "1925-08-17T08:28:07Z", "ms": -1400340713067.8042 }, "end": { "local": "1925-08-18T16:28:24+05:30", "utc": "1925-08-18T10:58:24Z", "ms": -1400245296497.4966 } }, "kaala": "nishita", "days": [ { "local_date": "1925-08-17", "window": { "start": { "local": "1925-08-18T00:18:13+05:30", "utc": "1925-08-17T18:48:13Z", "ms": -1400303507300.4038 }, "end": { "local": "1925-08-18T01:06:13+05:30", "utc": "1925-08-17T19:36:13Z", "ms": -1400300627300.4038 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-08-18", "window": { "start": { "local": "1925-08-19T00:18:00+05:30", "utc": "1925-08-18T18:48:00Z", "ms": -1400217120109.597 }, "end": { "local": "1925-08-19T01:06:00+05:30", "utc": "1925-08-18T19:36:00Z", "ms": -1400214240109.597 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 13:58 on Mon 17 Aug to 16:28 on Tue 18 Aug.", "fact": "1925-08-17T08:28:07Z → 1925-08-18T10:58:24Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:18–01:06 on the 17th, 00:18–01:06 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 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 night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 28176 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Monday 17 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": "1925-08-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-17", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Monday 17 August. Caturdaśī runs from 13:58 on Mon 17 Aug to 16:28 on Tue 18 Aug and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-08-17", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/rudra-vrata", "festival": "rudra-vrata", "name": "Rudra Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20336, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-08-19T18:44:35+05:30", "utc": "1925-08-19T13:14:35Z", "ms": -1400150725367.7886 }, "end": { "local": "1925-08-20T20:41:17+05:30", "utc": "1925-08-20T15:11:17Z", "ms": -1400057322894.7183 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-19T18:44:35+05:30", "utc": "1925-08-19T13:14:35Z", "ms": -1400150725367.7886 }, "end": { "local": "1925-08-20T20:41:17+05:30", "utc": "1925-08-20T15:11:17Z", "ms": -1400057322894.7183 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-19", "window": { "start": { "local": "1925-08-19T12:17:39+05:30", "utc": "1925-08-19T06:47:39Z", "ms": -1400173941192.1724 }, "end": { "local": "1925-08-19T13:05:39+05:30", "utc": "1925-08-19T07:35:39Z", "ms": -1400171061192.1724 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-20", "window": { "start": { "local": "1925-08-20T12:17:25+05:30", "utc": "1925-08-20T06:47:25Z", "ms": -1400087554851.5225 }, "end": { "local": "1925-08-20T13:05:25+05:30", "utc": "1925-08-20T07:35:25Z", "ms": -1400084674851.5225 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 18:45 on Wed 19 Aug to 20:41 on Thu 20 Aug.", "fact": "1925-08-19T13:14:35Z → 1925-08-20T15:11:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:18–13:06 on the 19th, 12:17–13:05 on the 20th.", "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 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: purvaviddha → only-day · margin 20336 s" }, { "step": "ruling", "text": "Rudra Vrata, Thāne, 1925: Thursday 20 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rudra-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Rudra vrata (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-20", "confidence": "determinate" } ], "quote": "In Thāne, Rudra Vrata 1925 falls on Thursday 20 August. Pratipadā runs from 18:45 on Wed 19 Aug to 20:41 on Thu 20 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/haritalika-vrata", "festival": "haritalika-vrata", "name": "Haritālikā Vrata", "everyday": "Hartalika Teej", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32970, "anga": { "type": "tithi", "index": 2, "key": "tritiya", "name": "Tṛtīyā", "start": { "local": "1925-08-21T22:14:41+05:30", "utc": "1925-08-21T16:44:41Z", "ms": -1399965318962.5564 }, "end": { "local": "1925-08-22T23:22:01+05:30", "utc": "1925-08-22T17:52:01Z", "ms": -1399874879318.0261 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-21T22:14:41+05:30", "utc": "1925-08-21T16:44:41Z", "ms": -1399965318962.5564 }, "end": { "local": "1925-08-22T23:22:01+05:30", "utc": "1925-08-22T17:52:01Z", "ms": -1399874879318.0261 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-21", "window": { "start": { "local": "1925-08-21T12:17:11+05:30", "utc": "1925-08-21T06:47:11Z", "ms": -1400001168992.1772 }, "end": { "local": "1925-08-21T13:05:11+05:30", "utc": "1925-08-21T07:35:11Z", "ms": -1399998288992.1772 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-22", "window": { "start": { "local": "1925-08-22T12:16:56+05:30", "utc": "1925-08-22T06:46:56Z", "ms": -1399914783605.2258 }, "end": { "local": "1925-08-22T13:04:56+05:30", "utc": "1925-08-22T07:34:56Z", "ms": -1399911903605.2258 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Tṛtīyā runs from 22:15 on Fri 21 Aug to 23:22 on Sat 22 Aug.", "fact": "1925-08-21T16:44:41Z → 1925-08-22T17:52:01Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 21st, 12:17–13:05 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 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: paraviddha → only-day · margin 32970 s" }, { "step": "ruling", "text": "Haritālikā Vrata, Thāne, 1925: Saturday 22 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "haritalika-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 3 Haritalika vrata (paraviddha), Gauri vrata (Orissa), Gauri (Mysore)" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-22", "confidence": "determinate" } ], "quote": "In Thāne, Haritālikā Vrata (Hartalika Teej) 1925 falls on Saturday 22 August. Tṛtīyā runs from 22:15 on Fri 21 Aug to 23:22 on Sat 22 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ganesha-chaturthi", "festival": "ganesha-chaturthi", "name": "Gaṇeśa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 37024, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-08-22T23:22:01+05:30", "utc": "1925-08-22T17:52:01Z", "ms": -1399874879318.0261 }, "end": { "local": "1925-08-24T00:01:09+05:30", "utc": "1925-08-23T18:31:09Z", "ms": -1399786130596.4995 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-22T23:22:01+05:30", "utc": "1925-08-22T17:52:01Z", "ms": -1399874879318.0261 }, "end": { "local": "1925-08-24T00:01:09+05:30", "utc": "1925-08-23T18:31:09Z", "ms": -1399786130596.4995 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-22", "window": { "start": { "local": "1925-08-22T12:16:56+05:30", "utc": "1925-08-22T06:46:56Z", "ms": -1399914783605.2258 }, "end": { "local": "1925-08-22T13:04:56+05:30", "utc": "1925-08-22T07:34:56Z", "ms": -1399911903605.2258 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-23", "window": { "start": { "local": "1925-08-23T12:16:41+05:30", "utc": "1925-08-23T06:46:41Z", "ms": -1399828398681.1516 }, "end": { "local": "1925-08-23T13:04:41+05:30", "utc": "1925-08-23T07:34:41Z", "ms": -1399825518681.1516 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 23:22 on Sat 22 Aug to 00:01 on Mon 24 Aug.", "fact": "1925-08-22T17:52:01Z → 1925-08-23T18:31:09Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 22nd, 12:17–13:05 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 37024 s" }, { "step": "ruling", "text": "Gaṇeśa Caturthī, Thāne, 1925: Sunday 23 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ganesha-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Varada caturthi (purvaviddha, madhyahnavyapini), Samvatsari parva (Jain-caturthi paksa), Saubhagya caturthi (Bengal), Ganesa caturthi (madhyahna vyapini and purvaviddha)" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-23", "confidence": "determinate" } ], "quote": "In Thāne, Gaṇeśa Caturthī 1925 falls on Sunday 23 August. Caturthī runs from 23:22 on Sat 22 Aug to 00:01 on Mon 24 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/rishi-panchami", "festival": "rishi-panchami", "name": "Ṛṣi Pañcamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-24", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 39388, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-08-24T00:01:09+05:30", "utc": "1925-08-23T18:31:09Z", "ms": -1399786130596.4995 }, "end": { "local": "1925-08-25T00:10:26+05:30", "utc": "1925-08-24T18:40:26Z", "ms": -1399699174331.4634 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-24T00:01:09+05:30", "utc": "1925-08-23T18:31:09Z", "ms": -1399786130596.4995 }, "end": { "local": "1925-08-25T00:10:26+05:30", "utc": "1925-08-24T18:40:26Z", "ms": -1399699174331.4634 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-23", "window": { "start": { "local": "1925-08-23T12:16:41+05:30", "utc": "1925-08-23T06:46:41Z", "ms": -1399828398681.1516 }, "end": { "local": "1925-08-23T13:04:41+05:30", "utc": "1925-08-23T07:34:41Z", "ms": -1399825518681.1516 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-24", "window": { "start": { "local": "1925-08-24T12:16:26+05:30", "utc": "1925-08-24T06:46:26Z", "ms": -1399742014209.7295 }, "end": { "local": "1925-08-24T13:04:26+05:30", "utc": "1925-08-24T07:34:26Z", "ms": -1399739134209.7295 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 00:01 on Mon 24 Aug to 00:10 on Tue 25 Aug.", "fact": "1925-08-23T18:31:09Z → 1925-08-24T18:40:26Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:17–13:05 on the 23rd, 12:16–13:04 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: disputed → only-day · margin 39388 s" }, { "step": "ruling", "text": "Ṛṣi Pañcamī, Thāne, 1925: Monday 24 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "rishi-panchami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Rsi pancami (madhyahnavyapini) — If occurs on two successive days, it is to be observed according to Madhava on the 1st day and according to Hemadri and Divodasa on the 2nd day" } ], "kaala": "madhyahna", "priority": "disputed", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-24", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-24", "confidence": "determinate" } ], "quote": "In Thāne, Ṛṣi Pañcamī 1925 falls on Monday 24 August. Pañcamī runs from 00:01 on Mon 24 Aug to 00:10 on Tue 25 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/surya-shashthi-bhadrapada", "festival": "surya-shashthi-bhadrapada", "name": "Sūrya Ṣaṣṭhī (Bhādrapada)", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 38662, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-08-25T00:10:26+05:30", "utc": "1925-08-24T18:40:26Z", "ms": -1399699174331.4634 }, "end": { "local": "1925-08-25T23:48:32+05:30", "utc": "1925-08-25T18:18:32Z", "ms": -1399614087777.0962 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-25T00:10:26+05:30", "utc": "1925-08-24T18:40:26Z", "ms": -1399699174331.4634 }, "end": { "local": "1925-08-25T23:48:32+05:30", "utc": "1925-08-25T18:18:32Z", "ms": -1399614087777.0962 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-24", "window": { "start": { "local": "1925-08-24T12:16:26+05:30", "utc": "1925-08-24T06:46:26Z", "ms": -1399742014209.7295 }, "end": { "local": "1925-08-24T13:04:26+05:30", "utc": "1925-08-24T07:34:26Z", "ms": -1399739134209.7295 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-25", "window": { "start": { "local": "1925-08-25T12:16:10+05:30", "utc": "1925-08-25T06:46:10Z", "ms": -1399655630179.9229 }, "end": { "local": "1925-08-25T13:04:10+05:30", "utc": "1925-08-25T07:34:10Z", "ms": -1399652750179.9229 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:10 on Tue 25 Aug to 23:49 on Tue 25 Aug.", "fact": "1925-08-24T18:40:26Z → 1925-08-25T18:18:32Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 24th, 12:16–13:04 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 0 of 48 minutes on the 24th and 48 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 38662 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī (Bhādrapada), Thāne, 1925: Tuesday 25 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "surya-shashthi-bhadrapada", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Surya sasthi (paraviddha), Lolarka sasthi" } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-25", "confidence": "determinate" } ], "quote": "In Thāne, Sūrya Ṣaṣṭhī (Bhādrapada) 1925 falls on Tuesday 25 August. Ṣaṣṭhī runs from 00:10 on Tue 25 Aug to 23:49 on Tue 25 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/muktabharana-vrata", "festival": "muktabharana-vrata", "name": "Muktābharaṇa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35453, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-08-25T23:48:32+05:30", "utc": "1925-08-25T18:18:32Z", "ms": -1399614087777.0962 }, "end": { "local": "1925-08-26T22:54:46+05:30", "utc": "1925-08-26T17:24:46Z", "ms": -1399530913535.9526 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-25T23:48:32+05:30", "utc": "1925-08-25T18:18:32Z", "ms": -1399614087777.0962 }, "end": { "local": "1925-08-26T22:54:46+05:30", "utc": "1925-08-26T17:24:46Z", "ms": -1399530913535.9526 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-25", "window": { "start": { "local": "1925-08-25T12:16:10+05:30", "utc": "1925-08-25T06:46:10Z", "ms": -1399655630179.9229 }, "end": { "local": "1925-08-25T13:04:10+05:30", "utc": "1925-08-25T07:34:10Z", "ms": -1399652750179.9229 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-26", "window": { "start": { "local": "1925-08-26T12:15:53+05:30", "utc": "1925-08-26T06:45:53Z", "ms": -1399569246579.7695 }, "end": { "local": "1925-08-26T13:03:53+05:30", "utc": "1925-08-26T07:33:53Z", "ms": -1399566366579.7695 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 23:49 on Tue 25 Aug to 22:55 on Wed 26 Aug.", "fact": "1925-08-25T18:18:32Z → 1925-08-26T17:24:46Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 25th, 12:16–13:04 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. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 35453 s" }, { "step": "ruling", "text": "Muktābharaṇa Vrata, Thāne, 1925: Wednesday 26 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "muktabharana-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Muktabharana vrata (purvaviddha), Lalita saptami (Bengal & Orissa)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-26", "confidence": "determinate" } ], "quote": "In Thāne, Muktābharaṇa Vrata 1925 falls on Wednesday 26 August. Saptamī runs from 23:49 on Tue 25 Aug to 22:55 on Wed 26 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/radhashtami", "festival": "radhashtami", "name": "Rādhāṣṭamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 30341, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-08-26T22:54:46+05:30", "utc": "1925-08-26T17:24:46Z", "ms": -1399530913535.9526 }, "end": { "local": "1925-08-27T21:29:17+05:30", "utc": "1925-08-27T15:59:17Z", "ms": -1399449642890.1433 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-26T22:54:46+05:30", "utc": "1925-08-26T17:24:46Z", "ms": -1399530913535.9526 }, "end": { "local": "1925-08-27T21:29:17+05:30", "utc": "1925-08-27T15:59:17Z", "ms": -1399449642890.1433 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-26", "window": { "start": { "local": "1925-08-26T12:15:53+05:30", "utc": "1925-08-26T06:45:53Z", "ms": -1399569246579.7695 }, "end": { "local": "1925-08-26T13:03:53+05:30", "utc": "1925-08-26T07:33:53Z", "ms": -1399566366579.7695 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-27", "window": { "start": { "local": "1925-08-27T12:15:37+05:30", "utc": "1925-08-27T06:45:37Z", "ms": -1399482863396.251 }, "end": { "local": "1925-08-27T13:03:37+05:30", "utc": "1925-08-27T07:33:37Z", "ms": -1399479983396.251 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 22:55 on Wed 26 Aug to 21:29 on Thu 27 Aug.", "fact": "1925-08-26T17:24:46Z → 1925-08-27T15:59:17Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:16–13:04 on the 26th, 12:16–13:04 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 30341 s" }, { "step": "ruling", "text": "Rādhāṣṭamī, Thāne, 1925: Thursday 27 August.", "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": "1925-08-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-27", "confidence": "determinate" } ], "quote": "In Thāne, Rādhāṣṭamī 1925 falls on Thursday 27 August. Aṣṭamī runs from 22:55 on Wed 26 Aug to 21:29 on Thu 27 Aug and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-08-30", "festival": "ekadashi", "name": "Parivartanī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 28775, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-08-29T17:09:37+05:30", "utc": "1925-08-29T11:39:37Z", "ms": -1399292423061.1914 }, "end": { "local": "1925-08-30T14:22:09+05:30", "utc": "1925-08-30T08:52:09Z", "ms": -1399216071392.219 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-29T17:09:37+05:30", "utc": "1925-08-29T11:39:37Z", "ms": -1399292423061.1914 }, "end": { "local": "1925-08-30T14:22:09+05:30", "utc": "1925-08-30T08:52:09Z", "ms": -1399216071392.219 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-08-29", "window": { "start": { "local": "1925-08-29T06:22:21+05:30", "utc": "1925-08-29T00:52:21Z", "ms": -1399331259413.9973 }, "end": { "local": "1925-08-29T06:22:21+05:30", "utc": "1925-08-29T00:52:21Z", "ms": -1399331259413.9973 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-08-30", "window": { "start": { "local": "1925-08-30T06:22:34+05:30", "utc": "1925-08-30T00:52:34Z", "ms": -1399244846478.9294 }, "end": { "local": "1925-08-30T06:22:34+05:30", "utc": "1925-08-30T00:52:34Z", "ms": -1399244846478.9294 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 17:10 on Sat 29 Aug to 14:22 on Sun 30 Aug.", "fact": "1925-08-29T11:39:37Z → 1925-08-30T08:52:09Z" }, { "step": "kaala", "text": "Sunrise is at 06:22 on the 29th and 06:23 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 28775 s" }, { "step": "ruling", "text": "Parivartanī Ekādaśī, Thāne, 1925: Sunday 30 August.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-08-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-30", "confidence": "determinate" } ], "quote": "In Thāne, Parivartanī Ekādaśī 1925 falls on Sunday 30 August. Ekādaśī runs from 17:10 on Sat 29 Aug to 14:22 on Sun 30 Aug and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-08-30", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vamana-jayanti", "festival": "vamana-jayanti", "name": "Vāmana Jayantī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3480, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-08-30T14:22:09+05:30", "utc": "1925-08-30T08:52:09Z", "ms": -1399216071392.219 }, "end": { "local": "1925-08-31T11:16:25+05:30", "utc": "1925-08-31T05:46:25Z", "ms": -1399140814531.9443 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-30T14:22:09+05:30", "utc": "1925-08-30T08:52:09Z", "ms": -1399216071392.219 }, "end": { "local": "1925-08-31T11:16:25+05:30", "utc": "1925-08-31T05:46:25Z", "ms": -1399140814531.9443 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-08-30", "window": { "start": { "local": "1925-08-30T12:14:44+05:30", "utc": "1925-08-30T06:44:44Z", "ms": -1399223716196.6838 }, "end": { "local": "1925-08-30T13:02:44+05:30", "utc": "1925-08-30T07:32:44Z", "ms": -1399220836196.6838 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-08-31", "window": { "start": { "local": "1925-08-31T12:14:25+05:30", "utc": "1925-08-31T06:44:25Z", "ms": -1399137334523.8506 }, "end": { "local": "1925-08-31T13:02:25+05:30", "utc": "1925-08-31T07:32:25Z", "ms": -1399134454523.8506 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 14:22 on Sun 30 Aug to 11:16 on Mon 31 Aug.", "fact": "1925-08-30T08:52:09Z → 1925-08-31T05:46:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:15–13:03 on the 30th, 12:14–13:02 on the 31st.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 30th and 0 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither midday qualifies. The rule takes the second day.", "fact": "priority: unstated → second-day · margin 3480 s" }, { "step": "ruling", "text": "Vāmana Jayantī, Thāne, 1925: Monday 31 August.", "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": "1925-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-31", "confidence": "determinate" } ], "quote": "In Thāne, Vāmana Jayantī 1925 falls on Monday 31 August. Dvādaśī runs from 14:22 on Sun 30 Aug to 11:16 on Mon 31 Aug, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-08-31", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-08-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27459, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-08-31T11:16:25+05:30", "utc": "1925-08-31T05:46:25Z", "ms": -1399140814531.9443 }, "end": { "local": "1925-09-01T07:59:14+05:30", "utc": "1925-09-01T02:29:14Z", "ms": -1399066245915.3267 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-08-31T11:16:25+05:30", "utc": "1925-08-31T05:46:25Z", "ms": -1399140814531.9443 }, "end": { "local": "1925-09-01T07:59:14+05:30", "utc": "1925-09-01T02:29:14Z", "ms": -1399066245915.3267 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-08-31", "window": { "start": { "local": "1925-08-31T18:54:05+05:30", "utc": "1925-08-31T13:24:05Z", "ms": -1399113355280.906 }, "end": { "local": "1925-08-31T20:25:56+05:30", "utc": "1925-08-31T14:55:56Z", "ms": -1399107844078.6997 } }, "covered_min": 92, "window_min": 92, "qualifies": true }, { "local_date": "1925-09-01", "window": { "start": { "local": "1925-09-01T18:53:15+05:30", "utc": "1925-09-01T13:23:15Z", "ms": -1399027005100.8667 }, "end": { "local": "1925-09-01T20:25:14+05:30", "utc": "1925-09-01T14:55:14Z", "ms": -1399021485614.9692 } }, "covered_min": 0, "window_min": 92, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 11:16 on Mon 31 Aug to 07:59 on Tue 1 Sep.", "fact": "1925-08-31T05:46:25Z → 1925-09-01T02:29:14Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:54–20:26 on the 31st, 18:53–20:25 on the 1st.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 92 of 92 minutes on the 31st and 0 of 92 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 27459 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Monday 31 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": "1925-08-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-08-31", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Monday 31 August. Trayodaśī runs from 11:16 on Mon 31 Aug to 07:59 on Tue 1 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-08-31", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ananta-chaturdashi", "festival": "ananta-chaturdashi", "name": "Ananta Caturdaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-01", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 3228, "anga": { "type": "tithi", "index": 13, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-09-01T07:59:14+05:30", "utc": "1925-09-01T02:29:14Z", "ms": -1399066245915.3267 }, "end": { "local": "1925-09-02T04:38:27+05:30", "utc": "1925-09-01T23:08:27Z", "ms": -1398991893000.0483 }, "month": { "amanta": 5, "purnimanta": 5, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Bhādrapada" } }, "span": { "of": "tithi", "start": { "local": "1925-09-01T07:59:14+05:30", "utc": "1925-09-01T02:29:14Z", "ms": -1399066245915.3267 }, "end": { "local": "1925-09-02T04:38:27+05:30", "utc": "1925-09-01T23:08:27Z", "ms": -1398991893000.0483 } }, "kaala": "udaya-3", "days": [ { "local_date": "1925-09-01", "window": { "start": { "local": "1925-09-01T06:22:59+05:30", "utc": "1925-09-01T00:52:59Z", "ms": -1399072021264.3582 }, "end": { "local": "1925-09-01T08:53:02+05:30", "utc": "1925-09-01T03:23:02Z", "ms": -1399063018031.66 } }, "covered_min": 54, "window_min": 150, "qualifies": false }, { "local_date": "1925-09-02", "window": { "start": { "local": "1925-09-02T06:23:11+05:30", "utc": "1925-09-02T00:53:11Z", "ms": -1398985608956.6355 }, "end": { "local": "1925-09-02T08:53:02+05:30", "utc": "1925-09-02T03:23:02Z", "ms": -1398976618234.7412 } }, "covered_min": 0, "window_min": 150, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 07:59 on Tue 1 Sep to 04:38 on Wed 2 Sep.", "fact": "1925-09-01T02:29:14Z → 1925-09-01T23:08:27Z" }, { "step": "kaala", "text": "The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:23–08:53 on the 1st, 06:23–08:53 on the 2nd.", "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 54 of 150 minutes on the 1st and 0 of 150 on the 2nd.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: unstated → tithi-day · margin 3228 s" }, { "step": "ruling", "text": "Ananta Caturdaśī, Thāne, 1925: Tuesday 1 September.", "fact": "confidence: boundary (absent-unstated)" } ], "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": "1925-09-01", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-01", "confidence": "boundary" } ], "quote": "In Thāne, Ananta Caturdaśī 1925 falls on Tuesday 1 September. Caturdaśī runs from 07:59 on Tue 1 Sep to 04:38 on Wed 2 Sep, and reaches the first three muhūrtas after sunrise on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-09-05", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 12087, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-09-05T17:39:53+05:30", "utc": "1925-09-05T12:09:53Z", "ms": -1398685806877.848 }, "end": { "local": "1925-09-06T16:16:27+05:30", "utc": "1925-09-06T10:46:27Z", "ms": -1398604413215.6448 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-05T17:39:53+05:30", "utc": "1925-09-05T12:09:53Z", "ms": -1398685806877.848 }, "end": { "local": "1925-09-06T16:16:27+05:30", "utc": "1925-09-06T10:46:27Z", "ms": -1398604413215.6448 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-09-05", "window": { "start": { "local": "1925-09-05T21:01:20+05:30", "utc": "1925-09-05T15:31:20Z", "ms": -1398673719965.43 }, "end": { "local": "1925-09-05T21:01:20+05:30", "utc": "1925-09-05T15:31:20Z", "ms": -1398673719965.43 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-09-06", "window": { "start": { "local": "1925-09-06T21:43:10+05:30", "utc": "1925-09-06T16:13:10Z", "ms": -1398584809631.5994 }, "end": { "local": "1925-09-06T21:43:10+05:30", "utc": "1925-09-06T16:13:10Z", "ms": -1398584809631.5994 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 17:40 on Sat 5 Sep to 16:16 on Sun 6 Sep.", "fact": "1925-09-05T12:09:53Z → 1925-09-06T10:46:27Z" }, { "step": "kaala", "text": "Moonrise is at 21:01 on the 5th and 21:43 on the 6th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 5th and is not on the 6th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 12087 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Saturday 5 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": "1925-09-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-05", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Saturday 5 September. Caturthī runs from 17:40 on Sat 5 Sep to 16:16 on Sun 6 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-09-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/chandra-shashthi", "festival": "chandra-shashthi", "name": "Candra Ṣaṣṭhī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-07", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 24312, "anga": { "type": "tithi", "index": 20, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-09-07T15:39:52+05:30", "utc": "1925-09-07T10:09:52Z", "ms": -1398520208408.1648 }, "end": { "local": "1925-09-08T15:52:55+05:30", "utc": "1925-09-08T10:22:55Z", "ms": -1398433024681.137 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-07T15:39:52+05:30", "utc": "1925-09-07T10:09:52Z", "ms": -1398520208408.1648 }, "end": { "local": "1925-09-08T15:52:55+05:30", "utc": "1925-09-08T10:22:55Z", "ms": -1398433024681.137 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-09-07", "window": { "start": { "local": "1925-09-07T22:25:04+05:30", "utc": "1925-09-07T16:55:04Z", "ms": -1398495896168.5608 }, "end": { "local": "1925-09-07T22:25:04+05:30", "utc": "1925-09-07T16:55:04Z", "ms": -1398495896168.5608 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-09-08", "window": { "start": { "local": "1925-09-08T23:07:45+05:30", "utc": "1925-09-08T17:37:45Z", "ms": -1398406934784.7578 }, "end": { "local": "1925-09-08T23:07:45+05:30", "utc": "1925-09-08T17:37:45Z", "ms": -1398406934784.7578 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 15:40 on Mon 7 Sep to 15:53 on Tue 8 Sep.", "fact": "1925-09-07T10:09:52Z → 1925-09-08T10:22:55Z" }, { "step": "kaala", "text": "Moonrise is at 22:25 on the 7th and 23:08 on the 8th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Ṣaṣṭhī must be current at moonrise. It is on the 7th and is not on the 8th.", "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 24312 s" }, { "step": "ruling", "text": "Candra Ṣaṣṭhī, Thāne, 1925: Monday 7 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "chandra-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day)." } ], "kaala": "moonrise", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-07", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-07", "confidence": "determinate" } ], "quote": "In Thāne, Candra Ṣaṣṭhī 1925 falls on Monday 7 September. Ṣaṣṭhī runs from 15:40 on Mon 7 Sep to 15:53 on Tue 8 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/jitashtami", "festival": "jitashtami", "name": "Jitāṣṭamī", "everyday": "Jitiya", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 448, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-09-09T16:54:19+05:30", "utc": "1925-09-09T11:24:19Z", "ms": -1398342941230.443 }, "end": { "local": "1925-09-10T18:38:03+05:30", "utc": "1925-09-10T13:08:03Z", "ms": -1398250317050.89 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-09T16:54:19+05:30", "utc": "1925-09-09T11:24:19Z", "ms": -1398342941230.443 }, "end": { "local": "1925-09-10T18:38:03+05:30", "utc": "1925-09-10T13:08:03Z", "ms": -1398250317050.89 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-09-09", "window": { "start": { "local": "1925-09-09T18:46:23+05:30", "utc": "1925-09-09T13:16:23Z", "ms": -1398336216736.0298 }, "end": { "local": "1925-09-09T20:19:30+05:30", "utc": "1925-09-09T14:49:30Z", "ms": -1398330629906.918 } }, "covered_min": 93, "window_min": 93, "qualifies": true }, { "local_date": "1925-09-10", "window": { "start": { "local": "1925-09-10T18:45:31+05:30", "utc": "1925-09-10T13:15:31Z", "ms": -1398249869433.967 }, "end": { "local": "1925-09-10T20:18:46+05:30", "utc": "1925-09-10T14:48:46Z", "ms": -1398244274073.8042 } }, "covered_min": 0, "window_min": 93, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:54 on Wed 9 Sep to 18:38 on Thu 10 Sep.", "fact": "1925-09-09T11:24:19Z → 1925-09-10T13:08:03Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:46–20:20 on the 9th, 18:46–20:19 on the 10th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during pradoṣa. It covers 93 of 93 minutes on the 9th and 0 of 93 on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 448 s" }, { "step": "ruling", "text": "Jitāṣṭamī, Thāne, 1925: Wednesday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "jitashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-09", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-09", "confidence": "determinate" } ], "quote": "In Thāne, Jitāṣṭamī (Jitiya) 1925 falls on Wednesday 9 September. Aṣṭamī runs from 16:54 on Wed 9 Sep to 18:38 on Thu 10 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/mahalakshmi-vrata-samapana", "festival": "mahalakshmi-vrata-samapana", "name": "Mahālakṣmī Vrata Samāpana", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21564, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-09-09T16:54:19+05:30", "utc": "1925-09-09T11:24:19Z", "ms": -1398342941230.443 }, "end": { "local": "1925-09-10T18:38:03+05:30", "utc": "1925-09-10T13:08:03Z", "ms": -1398250317050.89 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-09T16:54:19+05:30", "utc": "1925-09-09T11:24:19Z", "ms": -1398342941230.443 }, "end": { "local": "1925-09-10T18:38:03+05:30", "utc": "1925-09-10T13:08:03Z", "ms": -1398250317050.89 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-09-09", "window": { "start": { "local": "1925-09-09T23:51:47+05:30", "utc": "1925-09-09T18:21:47Z", "ms": -1398317893053.4485 }, "end": { "local": "1925-09-09T23:51:47+05:30", "utc": "1925-09-09T18:21:47Z", "ms": -1398317893053.4485 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-09-10", "window": { "start": { "local": "1925-09-11T00:37:27+05:30", "utc": "1925-09-10T19:07:27Z", "ms": -1398228753408.9397 }, "end": { "local": "1925-09-11T00:37:27+05:30", "utc": "1925-09-10T19:07:27Z", "ms": -1398228753408.9397 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 16:54 on Wed 9 Sep to 18:38 on Thu 10 Sep.", "fact": "1925-09-09T11:24:19Z → 1925-09-10T13:08:03Z" }, { "step": "kaala", "text": "Moonrise is at 23:52 on the 9th and 00:37 on the 10th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī must be current at moonrise. It is on the 9th and is not on the 10th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 21564 s" }, { "step": "ruling", "text": "Mahālakṣmī Vrata Samāpana, Thāne, 1925: Wednesday 9 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalakshmi-vrata-samapana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Mahalaksmi vrata samapana (current at moonrise), Jitastami (pradosa), Jimutavahana puja" } ], "kaala": "moonrise", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-09", "confidence": "determinate" } ], "quote": "In Thāne, Mahālakṣmī Vrata Samāpana 1925 falls on Wednesday 9 September. Aṣṭamī runs from 16:54 on Wed 9 Sep to 18:38 on Thu 10 Sep and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-09-13", "festival": "ekadashi", "name": "Indirā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15548, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-09-12T23:28:02+05:30", "utc": "1925-09-12T17:58:02Z", "ms": -1398060118323.986 }, "end": { "local": "1925-09-14T02:06:22+05:30", "utc": "1925-09-13T20:36:22Z", "ms": -1397964218258.5066 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-12T23:28:02+05:30", "utc": "1925-09-12T17:58:02Z", "ms": -1398060118323.986 }, "end": { "local": "1925-09-14T02:06:22+05:30", "utc": "1925-09-13T20:36:22Z", "ms": -1397964218258.5066 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-09-13", "window": { "start": { "local": "1925-09-13T06:25:18+05:30", "utc": "1925-09-13T00:55:18Z", "ms": -1398035081774.8765 }, "end": { "local": "1925-09-13T06:25:18+05:30", "utc": "1925-09-13T00:55:18Z", "ms": -1398035081774.8765 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-09-14", "window": { "start": { "local": "1925-09-14T06:25:29+05:30", "utc": "1925-09-14T00:55:29Z", "ms": -1397948670576.6733 }, "end": { "local": "1925-09-14T06:25:29+05:30", "utc": "1925-09-14T00:55:29Z", "ms": -1397948670576.6733 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:28 on Sat 12 Sep to 02:06 on Mon 14 Sep.", "fact": "1925-09-12T17:58:02Z → 1925-09-13T20:36:22Z" }, { "step": "kaala", "text": "Sunrise is at 06:25 on the 13th and 06:25 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 15548 s" }, { "step": "ruling", "text": "Indirā Ekādaśī, Thāne, 1925: Sunday 13 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": "1925-09-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-13", "confidence": "determinate" } ], "quote": "In Thāne, Indirā Ekādaśī 1925 falls on Sunday 13 September. Ekādaśī runs from 23:28 on Sat 12 Sep to 02:06 on Mon 14 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-09-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-09-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 29983, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-09-15T04:35:31+05:30", "utc": "1925-09-14T23:05:31Z", "ms": -1397868869404.2761 }, "end": { "local": "1925-09-16T06:45:06+05:30", "utc": "1925-09-16T01:15:06Z", "ms": -1397774694188.6694 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-15T04:35:31+05:30", "utc": "1925-09-14T23:05:31Z", "ms": -1397868869404.2761 }, "end": { "local": "1925-09-16T06:45:06+05:30", "utc": "1925-09-16T01:15:06Z", "ms": -1397774694188.6694 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-09-14", "window": { "start": { "local": "1925-09-14T18:41:58+05:30", "utc": "1925-09-14T13:11:58Z", "ms": -1397904481938.888 }, "end": { "local": "1925-09-14T20:15:48+05:30", "utc": "1925-09-14T14:45:48Z", "ms": -1397898852264.6953 } }, "covered_min": 0, "window_min": 94, "qualifies": false }, { "local_date": "1925-09-15", "window": { "start": { "local": "1925-09-15T18:41:05+05:30", "utc": "1925-09-15T13:11:05Z", "ms": -1397818135378.8196 }, "end": { "local": "1925-09-15T20:15:03+05:30", "utc": "1925-09-15T14:45:03Z", "ms": -1397812497085.6501 } }, "covered_min": 94, "window_min": 94, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 04:36 on Tue 15 Sep to 06:45 on Wed 16 Sep.", "fact": "1925-09-14T23:05:31Z → 1925-09-16T01:15:06Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:42–20:16 on the 14th, 18:41–20:15 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 94 minutes on the 14th and 94 of 94 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 29983 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Tuesday 15 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": "1925-09-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-15", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Tuesday 15 September. Trayodaśī runs from 04:36 on Tue 15 Sep to 06:45 on Wed 16 Sep and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-09-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-09-16", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20858, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-09-16T06:45:06+05:30", "utc": "1925-09-16T01:15:06Z", "ms": -1397774694188.6694 }, "end": { "local": "1925-09-17T08:28:25+05:30", "utc": "1925-09-17T02:58:25Z", "ms": -1397682095415.5205 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-16T06:45:06+05:30", "utc": "1925-09-16T01:15:06Z", "ms": -1397774694188.6694 }, "end": { "local": "1925-09-17T08:28:25+05:30", "utc": "1925-09-17T02:58:25Z", "ms": -1397682095415.5205 } }, "kaala": "nishita", "days": [ { "local_date": "1925-09-15", "window": { "start": { "local": "1925-09-16T00:09:28+05:30", "utc": "1925-09-15T18:39:28Z", "ms": -1397798431779.4346 }, "end": { "local": "1925-09-16T00:57:28+05:30", "utc": "1925-09-15T19:27:28Z", "ms": -1397795551779.4346 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-09-16", "window": { "start": { "local": "1925-09-17T00:09:07+05:30", "utc": "1925-09-16T18:39:07Z", "ms": -1397712052928.427 }, "end": { "local": "1925-09-17T00:57:07+05:30", "utc": "1925-09-16T19:27:07Z", "ms": -1397709172928.427 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 06:45 on Wed 16 Sep to 08:28 on Thu 17 Sep.", "fact": "1925-09-16T01:15:06Z → 1925-09-17T02:58:25Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:09–00:57 on the 15th, 00:09–00:57 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 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 20858 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Wednesday 16 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": "1925-09-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-16", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Wednesday 16 September. Caturdaśī runs from 06:45 on Wed 16 Sep to 08:28 on Thu 17 Sep and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-09-16", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/mahalaya-amavasya", "festival": "mahalaya-amavasya", "name": "Mahālaya Amāvāsyā", "everyday": "Sarvapitṛ Amāvāsyā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 14596, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1925-09-17T08:28:25+05:30", "utc": "1925-09-17T02:58:25Z", "ms": -1397682095415.5205 }, "end": { "local": "1925-09-18T09:42:16+05:30", "utc": "1925-09-18T04:12:16Z", "ms": -1397591263629.64 }, "month": { "amanta": 5, "purnimanta": 6, "adhika": false, "amanta_name": "Bhādrapada", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-17T08:28:25+05:30", "utc": "1925-09-17T02:58:25Z", "ms": -1397682095415.5205 }, "end": { "local": "1925-09-18T09:42:16+05:30", "utc": "1925-09-18T04:12:16Z", "ms": -1397591263629.64 } }, "kaala": "aparahna", "days": [ { "local_date": "1925-09-17", "window": { "start": { "local": "1925-09-17T13:46:00+05:30", "utc": "1925-09-17T08:16:00Z", "ms": -1397663040270.0146 }, "end": { "local": "1925-09-17T16:12:39+05:30", "utc": "1925-09-17T10:42:39Z", "ms": -1397654241374.1716 } }, "covered_min": 147, "window_min": 147, "qualifies": true }, { "local_date": "1925-09-18", "window": { "start": { "local": "1925-09-18T13:45:32+05:30", "utc": "1925-09-18T08:15:32Z", "ms": -1397576667937.6812 }, "end": { "local": "1925-09-18T16:11:58+05:30", "utc": "1925-09-18T10:41:58Z", "ms": -1397567882015.858 } }, "covered_min": 0, "window_min": 146, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 08:28 on Thu 17 Sep to 09:42 on Fri 18 Sep.", "fact": "1925-09-17T02:58:25Z → 1925-09-18T04:12:16Z" }, { "step": "kaala", "text": "Aparāhṇa is 10th to 12th of 15 day muhūrtas: 13:46–16:13 on the 17th, 13:46–16:12 on the 18th.", "fact": "aparahna: day-muhurta-10-12 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during aparāhṇa. It covers 147 of 147 minutes on the 17th and 0 of 146 on the 18th.", "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 14596 s" }, { "step": "ruling", "text": "Mahālaya Amāvāsyā, Thāne, 1925: Thursday 17 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mahalaya-amavasya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 103", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Mahalaya amavasya (aparahnavyapini)" } ], "not_evaluated": "The note on p. 106 gives the first day in a decreasing tithimāna and the second in an increasing one, when amāvāsyā covers the whole of aparāhṇa on both days; tithimāna is not computed.", "kaala": "aparahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-17", "confidence": "determinate" } ], "quote": "In Thāne, Mahālaya Amāvāsyā 1925 falls on Thursday 17 September. Amāvasyā runs from 08:28 on Thu 17 Sep to 09:42 on Fri 18 Sep and covers all of aparāhṇa that afternoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/navaratra-arambha", "festival": "navaratra-arambha", "name": "Navarātrārambha", "everyday": "Navratri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 6098, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-09-18T09:42:16+05:30", "utc": "1925-09-18T04:12:16Z", "ms": -1397591263629.64 }, "end": { "local": "1925-09-19T10:26:19+05:30", "utc": "1925-09-19T04:56:19Z", "ms": -1397502220530.8928 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-18T09:42:16+05:30", "utc": "1925-09-18T04:12:16Z", "ms": -1397591263629.64 }, "end": { "local": "1925-09-19T10:26:19+05:30", "utc": "1925-09-19T04:56:19Z", "ms": -1397502220530.8928 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-09-18", "window": { "start": { "local": "1925-09-18T12:08:19+05:30", "utc": "1925-09-18T06:38:19Z", "ms": -1397582500898.5928 }, "end": { "local": "1925-09-18T12:56:19+05:30", "utc": "1925-09-18T07:26:19Z", "ms": -1397579620898.5928 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-09-19", "window": { "start": { "local": "1925-09-19T12:07:58+05:30", "utc": "1925-09-19T06:37:58Z", "ms": -1397496122064.967 }, "end": { "local": "1925-09-19T12:55:58+05:30", "utc": "1925-09-19T07:25:58Z", "ms": -1397493242064.967 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 09:42 on Fri 18 Sep to 10:26 on Sat 19 Sep.", "fact": "1925-09-18T04:12:16Z → 1925-09-19T04:56:19Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:08–12:56 on the 18th, 12:08–12:56 on the 19th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 18th and 0 of 48 on the 19th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 6098 s" }, { "step": "ruling", "text": "Navarātrārambha, Thāne, 1925: Friday 18 September.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "navaratra-arambha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Navaratrarambha (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-18", "confidence": "determinate" } ], "quote": "In Thāne, Navarātrārambha (Navratri) 1925 falls on Friday 18 September. Pratipadā runs from 09:42 on Fri 18 Sep to 10:26 on Sat 19 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-09-21", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 5728, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-09-21T10:31:48+05:30", "utc": "1925-09-21T05:01:48Z", "ms": -1397329092452.0085 }, "end": { "local": "1925-09-22T09:58:04+05:30", "utc": "1925-09-22T04:28:04Z", "ms": -1397244716420.8838 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-21T10:31:48+05:30", "utc": "1925-09-21T05:01:48Z", "ms": -1397329092452.0085 }, "end": { "local": "1925-09-22T09:58:04+05:30", "utc": "1925-09-22T04:28:04Z", "ms": -1397244716420.8838 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-09-21", "window": { "start": { "local": "1925-09-21T12:07:16+05:30", "utc": "1925-09-21T06:37:16Z", "ms": -1397323364288.1611 }, "end": { "local": "1925-09-21T12:55:16+05:30", "utc": "1925-09-21T07:25:16Z", "ms": -1397320484288.1611 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-09-22", "window": { "start": { "local": "1925-09-22T12:06:55+05:30", "utc": "1925-09-22T06:36:55Z", "ms": -1397236985311.2517 }, "end": { "local": "1925-09-22T12:54:55+05:30", "utc": "1925-09-22T07:24:55Z", "ms": -1397234105311.2517 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 10:32 on Mon 21 Sep to 09:58 on Tue 22 Sep.", "fact": "1925-09-21T05:01:48Z → 1925-09-22T04:28:04Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:07–12:55 on the 21st, 12:07–12:55 on the 22nd.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 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. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 5728 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Monday 21 September.", "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": "1925-09-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-21", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Monday 21 September. Caturthī runs from 10:32 on Mon 21 Sep to 09:58 on Tue 22 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-09-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/durga-saptami", "festival": "durga-saptami", "name": "Durgā Saptamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-24", "confidence": "boundary", "boundary_reasons": [ "absent-unstated" ], "boundary_margin_s": 797, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-09-24T07:48:01+05:30", "utc": "1925-09-24T02:18:01Z", "ms": -1397079718962.941 }, "end": { "local": "1925-09-25T06:14:18+05:30", "utc": "1925-09-25T00:44:18Z", "ms": -1396998941852.188 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-24T07:48:01+05:30", "utc": "1925-09-24T02:18:01Z", "ms": -1397079718962.941 }, "end": { "local": "1925-09-25T06:14:18+05:30", "utc": "1925-09-25T00:44:18Z", "ms": -1396998941852.188 } }, "kaala": "udaya-1", "days": [ { "local_date": "1925-09-24", "window": { "start": { "local": "1925-09-24T06:27:23+05:30", "utc": "1925-09-24T00:57:23Z", "ms": -1397084556851.989 }, "end": { "local": "1925-09-24T07:15:46+05:30", "utc": "1925-09-24T01:45:46Z", "ms": -1397081654217.5027 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-09-25", "window": { "start": { "local": "1925-09-25T06:27:35+05:30", "utc": "1925-09-25T00:57:35Z", "ms": -1396998145042.688 }, "end": { "local": "1925-09-25T07:15:53+05:30", "utc": "1925-09-25T01:45:53Z", "ms": -1396995246745.7583 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 07:48 on Thu 24 Sep to 06:14 on Fri 25 Sep.", "fact": "1925-09-24T02:18:01Z → 1925-09-25T00:44:18Z" }, { "step": "kaala", "text": "The first muhūrta after sunrise is 1st of 15 day muhūrtas: 06:27–07:16 on the 24th, 06:28–07:16 on the 25th.", "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 48 minutes on the 24th and 0 of 48 on the 25th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Neither morning qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 797 s" }, { "step": "ruling", "text": "Durgā Saptamī, Thāne, 1925: Thursday 24 September.", "fact": "confidence: boundary (absent-unstated)" } ], "rule": { "kind": "lunar", "id": "durga-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Durga saptami (paraviddha) — covering one muhurta from sunrise" } ], "kaala": "udaya-1", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-09-24", "confidence": "boundary" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-24", "confidence": "boundary" } ], "quote": "In Thāne, Durgā Saptamī 1925 falls on Thursday 24 September. Saptamī runs from 07:48 on Thu 24 Sep to 06:14 on Fri 25 Sep, and reaches the first muhūrta after sunrise on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/mahashtami", "festival": "mahashtami", "name": "Mahāṣṭamī", "everyday": "Durga Ashtami", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21094, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-09-25T06:14:18+05:30", "utc": "1925-09-25T00:44:18Z", "ms": -1396998941852.188 }, "end": { "local": "1925-09-26T04:22:42+05:30", "utc": "1925-09-25T22:52:42Z", "ms": -1396919237696.9822 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-25T06:14:18+05:30", "utc": "1925-09-25T00:44:18Z", "ms": -1396998941852.188 }, "end": { "local": "1925-09-26T04:22:42+05:30", "utc": "1925-09-25T22:52:42Z", "ms": -1396919237696.9822 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-09-25", "window": { "start": { "local": "1925-09-25T12:05:52+05:30", "utc": "1925-09-25T06:35:52Z", "ms": -1396977847815.716 }, "end": { "local": "1925-09-25T12:53:52+05:30", "utc": "1925-09-25T07:23:52Z", "ms": -1396974967815.716 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-09-26", "window": { "start": { "local": "1925-09-26T12:05:32+05:30", "utc": "1925-09-26T06:35:32Z", "ms": -1396891468399.854 }, "end": { "local": "1925-09-26T12:53:32+05:30", "utc": "1925-09-26T07:23:32Z", "ms": -1396888588399.854 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 06:14 on Fri 25 Sep to 04:23 on Sat 26 Sep.", "fact": "1925-09-25T00:44:18Z → 1925-09-25T22:52:42Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 25th, 12:06–12:54 on the 26th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Aṣṭamī must be present during madhyāhna. It covers 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21094 s" }, { "step": "ruling", "text": "Mahāṣṭamī, Thāne, 1925: Friday 25 September.", "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": "1925-09-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-25", "confidence": "determinate" } ], "quote": "In Thāne, Mahāṣṭamī (Durga Ashtami) 1925 falls on Friday 25 September. Aṣṭamī runs from 06:14 on Fri 25 Sep to 04:23 on Sat 26 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/mahanavami", "festival": "mahanavami", "name": "Mahānavamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27769, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1925-09-26T04:22:42+05:30", "utc": "1925-09-25T22:52:42Z", "ms": -1396919237696.9822 }, "end": { "local": "1925-09-27T02:14:25+05:30", "utc": "1925-09-26T20:44:25Z", "ms": -1396840535104.0554 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-26T04:22:42+05:30", "utc": "1925-09-25T22:52:42Z", "ms": -1396919237696.9822 }, "end": { "local": "1925-09-27T02:14:25+05:30", "utc": "1925-09-26T20:44:25Z", "ms": -1396840535104.0554 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-09-26", "window": { "start": { "local": "1925-09-26T12:05:32+05:30", "utc": "1925-09-26T06:35:32Z", "ms": -1396891468399.854 }, "end": { "local": "1925-09-26T12:53:32+05:30", "utc": "1925-09-26T07:23:32Z", "ms": -1396888588399.854 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-09-27", "window": { "start": { "local": "1925-09-27T12:05:11+05:30", "utc": "1925-09-27T06:35:11Z", "ms": -1396805088825.1694 }, "end": { "local": "1925-09-27T12:53:11+05:30", "utc": "1925-09-27T07:23:11Z", "ms": -1396802208825.1694 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 04:23 on Sat 26 Sep to 02:14 on Sun 27 Sep.", "fact": "1925-09-25T22:52:42Z → 1925-09-26T20:44:25Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 26th, 12:05–12:53 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 26th and 0 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 27769 s" }, { "step": "ruling", "text": "Mahānavamī, Thāne, 1925: Saturday 26 September.", "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": "1925-09-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-26", "confidence": "determinate" } ], "quote": "In Thāne, Mahānavamī 1925 falls on Saturday 26 September. Navamī runs from 04:23 on Sat 26 Sep to 02:14 on Sun 27 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vijaya-dashami", "festival": "vijaya-dashami", "name": "Vijayā Daśamī", "everyday": "Dussehra", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 11467, "anga": { "type": "tithi", "index": 9, "key": "dashami", "name": "Daśamī", "start": { "local": "1925-09-27T02:14:25+05:30", "utc": "1925-09-26T20:44:25Z", "ms": -1396840535104.0554 }, "end": { "local": "1925-09-27T23:51:24+05:30", "utc": "1925-09-27T18:21:24Z", "ms": -1396762716390.7078 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-27T02:14:25+05:30", "utc": "1925-09-26T20:44:25Z", "ms": -1396840535104.0554 }, "end": { "local": "1925-09-27T23:51:24+05:30", "utc": "1925-09-27T18:21:24Z", "ms": -1396762716390.7078 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-09-27", "window": { "start": { "local": "1925-09-27T12:05:11+05:30", "utc": "1925-09-27T06:35:11Z", "ms": -1396805088825.1694 }, "end": { "local": "1925-09-27T12:53:11+05:30", "utc": "1925-09-27T07:23:11Z", "ms": -1396802208825.1694 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-09-28", "window": { "start": { "local": "1925-09-28T12:04:51+05:30", "utc": "1925-09-28T06:34:51Z", "ms": -1396718709069.9692 }, "end": { "local": "1925-09-28T12:52:51+05:30", "utc": "1925-09-28T07:22:51Z", "ms": -1396715829069.9692 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Daśamī runs from 02:14 on Sun 27 Sep to 23:51 on Sun 27 Sep.", "fact": "1925-09-26T20:44:25Z → 1925-09-27T18:21:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:05–12:53 on the 27th, 12:05–12:53 on the 28th.", "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 48 of 48 minutes on the 27th and 0 of 48 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 11467 s" }, { "step": "ruling", "text": "Vijayā Daśamī, Thāne, 1925: Sunday 27 September.", "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": "1925-09-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-27", "confidence": "determinate" } ], "quote": "In Thāne, Vijayā Daśamī (Dussehra) 1925 falls on Sunday 27 September. Daśamī touches Śravaṇa in the day time on neither day, so madhyāhna decides. Daśamī runs from 02:14 on Sun 27 Sep to 23:51 on Sun 27 Sep and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-09-28", "festival": "ekadashi", "name": "Pāśāṅkuśā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-28", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 23808, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-09-27T23:51:24+05:30", "utc": "1925-09-27T18:21:24Z", "ms": -1396762716390.7078 }, "end": { "local": "1925-09-28T21:16:46+05:30", "utc": "1925-09-28T15:46:46Z", "ms": -1396685594353.8118 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-27T23:51:24+05:30", "utc": "1925-09-27T18:21:24Z", "ms": -1396762716390.7078 }, "end": { "local": "1925-09-28T21:16:46+05:30", "utc": "1925-09-28T15:46:46Z", "ms": -1396685594353.8118 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-09-28", "window": { "start": { "local": "1925-09-28T06:28:11+05:30", "utc": "1925-09-28T00:58:11Z", "ms": -1396738908767.886 }, "end": { "local": "1925-09-28T06:28:11+05:30", "utc": "1925-09-28T00:58:11Z", "ms": -1396738908767.886 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-09-29", "window": { "start": { "local": "1925-09-29T06:28:24+05:30", "utc": "1925-09-29T00:58:24Z", "ms": -1396652496339.2397 }, "end": { "local": "1925-09-29T06:28:24+05:30", "utc": "1925-09-29T00:58:24Z", "ms": -1396652496339.2397 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 23:51 on Sun 27 Sep to 21:17 on Mon 28 Sep.", "fact": "1925-09-27T18:21:24Z → 1925-09-28T15:46:46Z" }, { "step": "kaala", "text": "Sunrise is at 06:28 on the 28th and 06:28 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 23808 s" }, { "step": "ruling", "text": "Pāśāṅkuśā Ekādaśī, Thāne, 1925: Monday 28 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": "1925-09-28", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-28", "confidence": "determinate" } ], "quote": "In Thāne, Pāśāṅkuśā Ekādaśī 1925 falls on Monday 28 September. Ekādaśī runs from 23:51 on Sun 27 Sep to 21:17 on Mon 28 Sep and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-09-28", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-09-29", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-09-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 383, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-09-29T18:35:01+05:30", "utc": "1925-09-29T13:05:01Z", "ms": -1396608898626.552 }, "end": { "local": "1925-09-30T15:52:07+05:30", "utc": "1925-09-30T10:22:07Z", "ms": -1396532273126.7087 }, "month": { "amanta": 6, "purnimanta": 6, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Āśvina" } }, "span": { "of": "tithi", "start": { "local": "1925-09-29T18:35:01+05:30", "utc": "1925-09-29T13:05:01Z", "ms": -1396608898626.552 }, "end": { "local": "1925-09-30T15:52:07+05:30", "utc": "1925-09-30T10:22:07Z", "ms": -1396532273126.7087 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-09-29", "window": { "start": { "local": "1925-09-29T18:28:38+05:30", "utc": "1925-09-29T12:58:38Z", "ms": -1396609281883.647 }, "end": { "local": "1925-09-29T20:04:38+05:30", "utc": "1925-09-29T14:34:38Z", "ms": -1396603522127.3616 } }, "covered_min": 90, "window_min": 96, "qualifies": true }, { "local_date": "1925-09-30", "window": { "start": { "local": "1925-09-30T18:27:46+05:30", "utc": "1925-09-30T12:57:46Z", "ms": -1396522934140.047 }, "end": { "local": "1925-09-30T20:03:54+05:30", "utc": "1925-09-30T14:33:54Z", "ms": -1396517165703.3284 } }, "covered_min": 0, "window_min": 96, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 18:35 on Tue 29 Sep to 15:52 on Wed 30 Sep.", "fact": "1925-09-29T13:05:01Z → 1925-09-30T10:22:07Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:29–20:05 on the 29th, 18:28–20:04 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 90 of 96 minutes on the 29th and 0 of 96 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 383 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Tuesday 29 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": "1925-09-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-09-29", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Tuesday 29 September. Trayodaśī runs from 18:35 on Tue 29 Sep to 15:52 on Wed 30 Sep and covers 90 of 96 minutes of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-09-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/karaka-chaturthi", "festival": "karaka-chaturthi", "name": "Karaka Caturthī", "everyday": "Karwa Chauth", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34410, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-10-05T06:36:53+05:30", "utc": "1925-10-05T01:06:53Z", "ms": -1396133587258.7942 }, "end": { "local": "1925-10-06T06:33:20+05:30", "utc": "1925-10-06T01:03:20Z", "ms": -1396047399632.3901 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-05T06:36:53+05:30", "utc": "1925-10-05T01:06:53Z", "ms": -1396133587258.7942 }, "end": { "local": "1925-10-06T06:33:20+05:30", "utc": "1925-10-06T01:03:20Z", "ms": -1396047399632.3901 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-10-04", "window": { "start": { "local": "1925-10-04T20:16:45+05:30", "utc": "1925-10-04T14:46:45Z", "ms": -1396170794772.986 }, "end": { "local": "1925-10-04T20:16:45+05:30", "utc": "1925-10-04T14:46:45Z", "ms": -1396170794772.986 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-10-05", "window": { "start": { "local": "1925-10-05T20:59:50+05:30", "utc": "1925-10-05T15:29:50Z", "ms": -1396081809946.5852 }, "end": { "local": "1925-10-05T20:59:50+05:30", "utc": "1925-10-05T15:29:50Z", "ms": -1396081809946.5852 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:37 on Mon 5 Oct to 06:33 on Tue 6 Oct.", "fact": "1925-10-05T01:06:53Z → 1925-10-06T01:03:20Z" }, { "step": "kaala", "text": "Moonrise is at 20:17 on the 4th and 21:00 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 4th and is on the 5th.", "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 34410 s" }, { "step": "ruling", "text": "Karaka Caturthī, Thāne, 1925: Monday 5 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": "1925-10-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-05", "confidence": "determinate" } ], "quote": "In Thāne, Karaka Caturthī (Karwa Chauth) 1925 falls on Monday 5 October. Caturthī runs from 06:37 on Mon 5 Oct to 06:33 on Tue 6 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-10-05", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-05", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 34410, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-10-05T06:36:53+05:30", "utc": "1925-10-05T01:06:53Z", "ms": -1396133587258.7942 }, "end": { "local": "1925-10-06T06:33:20+05:30", "utc": "1925-10-06T01:03:20Z", "ms": -1396047399632.3901 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-05T06:36:53+05:30", "utc": "1925-10-05T01:06:53Z", "ms": -1396133587258.7942 }, "end": { "local": "1925-10-06T06:33:20+05:30", "utc": "1925-10-06T01:03:20Z", "ms": -1396047399632.3901 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-10-04", "window": { "start": { "local": "1925-10-04T20:16:45+05:30", "utc": "1925-10-04T14:46:45Z", "ms": -1396170794772.986 }, "end": { "local": "1925-10-04T20:16:45+05:30", "utc": "1925-10-04T14:46:45Z", "ms": -1396170794772.986 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-10-05", "window": { "start": { "local": "1925-10-05T20:59:50+05:30", "utc": "1925-10-05T15:29:50Z", "ms": -1396081809946.5852 }, "end": { "local": "1925-10-05T20:59:50+05:30", "utc": "1925-10-05T15:29:50Z", "ms": -1396081809946.5852 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 06:37 on Mon 5 Oct to 06:33 on Tue 6 Oct.", "fact": "1925-10-05T01:06:53Z → 1925-10-06T01:03:20Z" }, { "step": "kaala", "text": "Moonrise is at 20:17 on the 4th and 21:00 on the 5th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 4th and is 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 34410 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Monday 5 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": "1925-10-05", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-05", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Monday 5 October. Caturthī runs from 06:37 on Mon 5 Oct to 06:33 on Tue 6 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-10-05", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ahoyi-ashtami", "festival": "ahoyi-ashtami", "name": "Ahoyī Aṣṭamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-09", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 41606, "anga": { "type": "tithi", "index": 22, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-10-09T10:50:50+05:30", "utc": "1925-10-09T05:20:50Z", "ms": -1395772750141.517 }, "end": { "local": "1925-10-10T13:21:08+05:30", "utc": "1925-10-10T07:51:08Z", "ms": -1395677332153.4822 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-09T10:50:50+05:30", "utc": "1925-10-09T05:20:50Z", "ms": -1395772750141.517 }, "end": { "local": "1925-10-10T13:21:08+05:30", "utc": "1925-10-10T07:51:08Z", "ms": -1395677332153.4822 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-10-08", "window": { "start": { "local": "1925-10-08T23:17:24+05:30", "utc": "1925-10-08T17:47:24Z", "ms": -1395814355803.579 }, "end": { "local": "1925-10-08T23:17:24+05:30", "utc": "1925-10-08T17:47:24Z", "ms": -1395814355803.579 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-10-09", "window": { "start": { "local": "1925-10-10T00:06:07+05:30", "utc": "1925-10-09T18:36:07Z", "ms": -1395725033468.2773 }, "end": { "local": "1925-10-10T00:06:07+05:30", "utc": "1925-10-09T18:36:07Z", "ms": -1395725033468.2773 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 10:51 on Fri 9 Oct to 13:21 on Sat 10 Oct.", "fact": "1925-10-09T05:20:50Z → 1925-10-10T07:51:08Z" }, { "step": "kaala", "text": "Moonrise is at 23:17 on the 8th and 00:06 on the 9th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Aṣṭamī 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. 104" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 41606 s" }, { "step": "ruling", "text": "Ahoyī Aṣṭamī, Thāne, 1925: Friday 9 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ahoyi-ashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day." } ], "kaala": "moonrise", "priority": "paraviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-09", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-09", "confidence": "determinate" } ], "quote": "In Thāne, Ahoyī Aṣṭamī 1925 falls on Friday 9 October. Aṣṭamī runs from 10:51 on Fri 9 Oct to 13:21 on Sat 10 Oct and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-10-13", "festival": "ekadashi", "name": "Ramā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35341, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-10-12T18:32:33+05:30", "utc": "1925-10-12T13:02:33Z", "ms": -1395485846509.4595 }, "end": { "local": "1925-10-13T20:43:04+05:30", "utc": "1925-10-13T15:13:04Z", "ms": -1395391616450.1658 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-12T18:32:33+05:30", "utc": "1925-10-12T13:02:33Z", "ms": -1395485846509.4595 }, "end": { "local": "1925-10-13T20:43:04+05:30", "utc": "1925-10-13T15:13:04Z", "ms": -1395391616450.1658 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-10-13", "window": { "start": { "local": "1925-10-13T06:31:47+05:30", "utc": "1925-10-13T01:01:47Z", "ms": -1395442692655.8242 }, "end": { "local": "1925-10-13T06:31:47+05:30", "utc": "1925-10-13T01:01:47Z", "ms": -1395442692655.8242 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-10-14", "window": { "start": { "local": "1925-10-14T06:32:05+05:30", "utc": "1925-10-14T01:02:05Z", "ms": -1395356275322.9429 }, "end": { "local": "1925-10-14T06:32:05+05:30", "utc": "1925-10-14T01:02:05Z", "ms": -1395356275322.9429 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 18:33 on Mon 12 Oct to 20:43 on Tue 13 Oct.", "fact": "1925-10-12T13:02:33Z → 1925-10-13T15:13:04Z" }, { "step": "kaala", "text": "Sunrise is at 06:32 on the 13th and 06:32 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 35341 s" }, { "step": "ruling", "text": "Ramā Ekādaśī, Thāne, 1925: Tuesday 13 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": "1925-10-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-13", "confidence": "determinate" } ], "quote": "In Thāne, Ramā Ekādaśī 1925 falls on Tuesday 13 October. Ekādaśī runs from 18:33 on Mon 12 Oct to 20:43 on Tue 13 Oct and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-10-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/govatsa-dvadashi", "festival": "govatsa-dvadashi", "name": "Govatsa Dvādaśī", "everyday": "Vasu Baras", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2881, "anga": { "type": "tithi", "index": 26, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-10-13T20:43:04+05:30", "utc": "1925-10-13T15:13:04Z", "ms": -1395391616450.1658 }, "end": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-13T20:43:04+05:30", "utc": "1925-10-13T15:13:04Z", "ms": -1395391616450.1658 }, "end": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-13", "window": { "start": { "local": "1925-10-13T18:17:03+05:30", "utc": "1925-10-13T12:47:03Z", "ms": -1395400377339.45 }, "end": { "local": "1925-10-13T19:55:03+05:30", "utc": "1925-10-13T14:25:03Z", "ms": -1395394497070.5823 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1925-10-14", "window": { "start": { "local": "1925-10-14T18:16:17+05:30", "utc": "1925-10-14T12:46:17Z", "ms": -1395314023108.4014 }, "end": { "local": "1925-10-14T19:54:26+05:30", "utc": "1925-10-14T14:24:26Z", "ms": -1395308134367.4277 } }, "covered_min": 98, "window_min": 98, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 20:43 on Tue 13 Oct to 22:22 on Wed 14 Oct.", "fact": "1925-10-13T15:13:04Z → 1925-10-14T16:51:48Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:17–19:55 on the 13th, 18:16–19:54 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during pradoṣa. It covers 0 of 98 minutes on the 13th and 98 of 98 on the 14th.", "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 2881 s" }, { "step": "ruling", "text": "Govatsa Dvādaśī, Thāne, 1925: Wednesday 14 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govatsa-dvadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 12 Govatsa dvadasi (pradosa vyapini). If occurs on two days, it is to be observed on the first day." } ], "kaala": "pradosha", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-13", "confidence": "boundary" } ], "quote": "In Thāne, Govatsa Dvādaśī (Vasu Baras) 1925 falls on Wednesday 14 October. Dvādaśī runs from 20:43 on Tue 13 Oct to 22:22 on Wed 14 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/yama-dipadana", "festival": "yama-dipadana", "name": "Yama Dīpadāna", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8842, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 }, "end": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 }, "end": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-14", "window": { "start": { "local": "1925-10-14T18:16:17+05:30", "utc": "1925-10-14T12:46:17Z", "ms": -1395314023108.4014 }, "end": { "local": "1925-10-14T19:54:26+05:30", "utc": "1925-10-14T14:24:26Z", "ms": -1395308134367.4277 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1925-10-15", "window": { "start": { "local": "1925-10-15T18:15:32+05:30", "utc": "1925-10-15T12:45:32Z", "ms": -1395227668225.2573 }, "end": { "local": "1925-10-15T19:53:49+05:30", "utc": "1925-10-15T14:23:49Z", "ms": -1395221771039.4268 } }, "covered_min": 98, "window_min": 98, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:22 on Wed 14 Oct to 23:23 on Thu 15 Oct.", "fact": "1925-10-14T16:51:48Z → 1925-10-15T17:53:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:16–19:54 on the 14th, 18:16–19:54 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 98 minutes on the 14th and 98 of 98 on the 15th.", "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 8842 s" }, { "step": "ruling", "text": "Yama Dīpadāna, Thāne, 1925: Thursday 15 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dipadana", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 13 Yama dipadana (pradosa)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-15", "confidence": "determinate" } ], "quote": "In Thāne, Yama Dīpadāna 1925 falls on Thursday 15 October. Trayodaśī runs from 22:22 on Wed 14 Oct to 23:23 on Thu 15 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-10-15", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8842, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 }, "end": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-14T22:21:48+05:30", "utc": "1925-10-14T16:51:48Z", "ms": -1395299292230.6511 }, "end": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-14", "window": { "start": { "local": "1925-10-14T18:16:17+05:30", "utc": "1925-10-14T12:46:17Z", "ms": -1395314023108.4014 }, "end": { "local": "1925-10-14T19:54:26+05:30", "utc": "1925-10-14T14:24:26Z", "ms": -1395308134367.4277 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1925-10-15", "window": { "start": { "local": "1925-10-15T18:15:32+05:30", "utc": "1925-10-15T12:45:32Z", "ms": -1395227668225.2573 }, "end": { "local": "1925-10-15T19:53:49+05:30", "utc": "1925-10-15T14:23:49Z", "ms": -1395221771039.4268 } }, "covered_min": 98, "window_min": 98, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 22:22 on Wed 14 Oct to 23:23 on Thu 15 Oct.", "fact": "1925-10-14T16:51:48Z → 1925-10-15T17:53:26Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:16–19:54 on the 14th, 18:16–19:54 on the 15th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 98 minutes on the 14th and 98 of 98 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 8842 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Thursday 15 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": "1925-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-15", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Thursday 15 October. Trayodaśī runs from 22:22 on Wed 14 Oct to 23:23 on Thu 15 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-10-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-10-15", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-15", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 765, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "end": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "end": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 } }, "kaala": "nishita", "days": [ { "local_date": "1925-10-15", "window": { "start": { "local": "1925-10-16T00:00:06+05:30", "utc": "1925-10-15T18:30:06Z", "ms": -1395206993778.3926 }, "end": { "local": "1925-10-16T00:48:06+05:30", "utc": "1925-10-15T19:18:06Z", "ms": -1395204113778.3926 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-10-16", "window": { "start": { "local": "1925-10-16T23:59:53+05:30", "utc": "1925-10-16T18:29:53Z", "ms": -1395120606662.0693 }, "end": { "local": "1925-10-17T00:47:53+05:30", "utc": "1925-10-16T19:17:53Z", "ms": -1395117726662.0693 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:23 on Thu 15 Oct to 23:47 on Fri 16 Oct.", "fact": "1925-10-15T17:53:26Z → 1925-10-16T18:17:09Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:00–00:48 on the 15th, 00:00–00:48 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 765 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Thursday 15 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": "1925-10-15", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-15", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Thursday 15 October. Caturdaśī runs from 23:23 on Thu 15 Oct to 23:47 on Fri 16 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-10-15", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/naraka-chaturdashi", "festival": "naraka-chaturdashi", "name": "Naraka Caturdaśī", "everyday": "Choti Diwali", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 18445, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "end": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-15T23:23:26+05:30", "utc": "1925-10-15T17:53:26Z", "ms": -1395209194171.6113 }, "end": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 } }, "kaala": "arunodaya", "days": [ { "local_date": "1925-10-16", "window": { "start": { "local": "1925-10-16T04:54:23+05:30", "utc": "1925-10-15T23:24:23Z", "ms": -1395189336517.3586 }, "end": { "local": "1925-10-16T06:32:41+05:30", "utc": "1925-10-16T01:02:41Z", "ms": -1395183439331.528 } }, "covered_min": 98, "window_min": 98, "qualifies": true }, { "local_date": "1925-10-17", "window": { "start": { "local": "1925-10-17T04:54:34+05:30", "utc": "1925-10-16T23:24:34Z", "ms": -1395102926257.9756 }, "end": { "local": "1925-10-17T06:32:59+05:30", "utc": "1925-10-17T01:02:59Z", "ms": -1395097020656.487 } }, "covered_min": 0, "window_min": 98, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 23:23 on Thu 15 Oct to 23:47 on Fri 16 Oct.", "fact": "1925-10-15T17:53:26Z → 1925-10-16T18:17:09Z" }, { "step": "kaala", "text": "Aruṇodaya is 2 muhūrtas before sunrise: 04:54–06:33 on the 16th, 04:55–06:33 on the 17th.", "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 98 of 98 minutes on the 16th and 0 of 98 on the 17th.", "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 18445 s" }, { "step": "ruling", "text": "Naraka Caturdaśī, Thāne, 1925: Friday 16 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naraka-chaturdashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)" } ], "kaala": "arunodaya", "priority": "purvaviddha", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-16", "confidence": "determinate" } ], "quote": "In Thāne, Naraka Caturdaśī (Choti Diwali) 1925 falls on Friday 16 October. Caturdaśī runs from 23:23 on Thu 15 Oct to 23:47 on Fri 16 Oct and covers all of aruṇodaya that dawn.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/kali-puja", "festival": "kali-puja", "name": "Kālī Pūjā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-16", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 765, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "end": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "end": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 } }, "kaala": "nishita", "days": [ { "local_date": "1925-10-16", "window": { "start": { "local": "1925-10-16T23:59:53+05:30", "utc": "1925-10-16T18:29:53Z", "ms": -1395120606662.0693 }, "end": { "local": "1925-10-17T00:47:53+05:30", "utc": "1925-10-16T19:17:53Z", "ms": -1395117726662.0693 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-10-17", "window": { "start": { "local": "1925-10-17T23:59:41+05:30", "utc": "1925-10-17T18:29:41Z", "ms": -1395034218966.5376 }, "end": { "local": "1925-10-18T00:47:41+05:30", "utc": "1925-10-17T19:17:41Z", "ms": -1395031338966.5376 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct.", "fact": "1925-10-16T18:17:09Z → 1925-10-17T18:05:36Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:00–00:48 on the 16th, 00:00–00:48 on the 17th.", "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 16th and 0 of 48 on the 17th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 765 s" }, { "step": "ruling", "text": "Kālī Pūjā, Thāne, 1925: Friday 16 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "kali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "nishita", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-16", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-16", "confidence": "determinate" } ], "quote": "In Thāne, Kālī Pūjā 1925 falls on Friday 16 October. Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/diwali-lakshmi-puja", "festival": "diwali-lakshmi-puja", "name": "Lakṣmī Pūjā", "everyday": "Diwali", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-17", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 13378, "anga": { "type": "tithi", "index": 29, "key": "amavasya", "name": "Amāvasyā", "start": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "end": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "month": { "amanta": 6, "purnimanta": 7, "adhika": false, "amanta_name": "Āśvina", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-16T23:47:09+05:30", "utc": "1925-10-16T18:17:09Z", "ms": -1395121371477.7354 }, "end": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-16", "window": { "start": { "local": "1925-10-16T18:14:47+05:30", "utc": "1925-10-16T12:44:47Z", "ms": -1395141312667.6514 }, "end": { "local": "1925-10-16T19:53:13+05:30", "utc": "1925-10-16T14:23:13Z", "ms": -1395135407066.1628 } }, "covered_min": 0, "window_min": 98, "qualifies": false }, { "local_date": "1925-10-17", "window": { "start": { "local": "1925-10-17T18:14:04+05:30", "utc": "1925-10-17T12:44:04Z", "ms": -1395054956413.8206 }, "end": { "local": "1925-10-17T19:52:38+05:30", "utc": "1925-10-17T14:22:38Z", "ms": -1395049042427.8784 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct.", "fact": "1925-10-16T18:17:09Z → 1925-10-17T18:05:36Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:15–19:53 on the 16th, 18:14–19:53 on the 17th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Amāvasyā must be present during pradoṣa. It covers 0 of 98 minutes on the 16th and 99 of 99 on the 17th.", "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 13378 s" }, { "step": "ruling", "text": "Lakṣmī Pūjā, Thāne, 1925: Saturday 17 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "diwali-lakshmi-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "K 30 Kali puja (nisithavyapini), Dipavali or Diwali (pradosa), Mahalaksmipuja (pradosa)" } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-17", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-17", "confidence": "determinate" } ], "quote": "In Thāne, Lakṣmī Pūjā (Diwali) 1925 falls on Saturday 17 October. Amāvasyā runs from 23:47 on Fri 16 Oct to 23:36 on Sat 17 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/govardhana-puja", "festival": "govardhana-puja", "name": "Govardhana Pūjā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36382, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-17", "window": { "start": { "local": "1925-10-17T11:59:31+05:30", "utc": "1925-10-17T06:29:31Z", "ms": -1395077428535.1538 }, "end": { "local": "1925-10-17T12:47:31+05:30", "utc": "1925-10-17T07:17:31Z", "ms": -1395074548535.1538 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-18", "window": { "start": { "local": "1925-10-18T11:59:20+05:30", "utc": "1925-10-18T06:29:20Z", "ms": -1394991040480.9048 }, "end": { "local": "1925-10-18T12:47:20+05:30", "utc": "1925-10-18T07:17:20Z", "ms": -1394988160480.9048 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct.", "fact": "1925-10-17T18:05:36Z → 1925-10-18T17:23:41Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 17th, 11:59–12:47 on the 18th.", "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 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 36382 s" }, { "step": "ruling", "text": "Govardhana Pūjā, Thāne, 1925: Sunday 18 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "govardhana-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-18", "confidence": "determinate" } ], "quote": "In Thāne, Govardhana Pūjā 1925 falls on Sunday 18 October. Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/bali-puja", "festival": "bali-puja", "name": "Bali Pūjā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 10898, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-17", "window": { "start": { "local": "1925-10-17T18:14:04+05:30", "utc": "1925-10-17T12:44:04Z", "ms": -1395054956413.8206 }, "end": { "local": "1925-10-17T19:52:38+05:30", "utc": "1925-10-17T14:22:38Z", "ms": -1395049042427.8784 } }, "covered_min": 0, "window_min": 99, "qualifies": false }, { "local_date": "1925-10-18", "window": { "start": { "local": "1925-10-18T18:13:21+05:30", "utc": "1925-10-18T12:43:21Z", "ms": -1394968599442.5547 }, "end": { "local": "1925-10-18T19:52:03+05:30", "utc": "1925-10-18T14:22:03Z", "ms": -1394962677105.4248 } }, "covered_min": 99, "window_min": 99, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct.", "fact": "1925-10-17T18:05:36Z → 1925-10-18T17:23:41Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:14–19:53 on the 17th, 18:13–19:52 on the 18th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pradoṣa. It covers 0 of 99 minutes on the 17th and 99 of 99 on the 18th.", "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 10898 s" }, { "step": "ruling", "text": "Bali Pūjā, Thāne, 1925: Sunday 18 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "bali-puja", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-18", "confidence": "determinate" } ], "quote": "In Thāne, Bali Pūjā 1925 falls on Sunday 18 October. Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/dyuta-pratipad", "festival": "dyuta-pratipad", "name": "Dyūta Pratipad", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-18", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 25063, "anga": { "type": "tithi", "index": 0, "key": "pratipada", "name": "Pratipadā", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-17T23:35:36+05:30", "utc": "1925-10-17T18:05:36Z", "ms": -1395035664082.238 }, "end": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 } }, "kaala": "purvahna", "days": [ { "local_date": "1925-10-18", "window": { "start": { "local": "1925-10-18T06:33:18+05:30", "utc": "1925-10-18T01:03:18Z", "ms": -1395010601519.255 }, "end": { "local": "1925-10-18T10:26:39+05:30", "utc": "1925-10-18T04:56:39Z", "ms": -1394996600827.0215 } }, "covered_min": 233, "window_min": 233, "qualifies": true }, { "local_date": "1925-10-19", "window": { "start": { "local": "1925-10-19T06:33:38+05:30", "utc": "1925-10-19T01:03:38Z", "ms": -1394924181914.0803 }, "end": { "local": "1925-10-19T10:26:38+05:30", "utc": "1925-10-19T04:56:38Z", "ms": -1394910201853.7454 } }, "covered_min": 0, "window_min": 233, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct.", "fact": "1925-10-17T18:05:36Z → 1925-10-18T17:23:41Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:33–10:27 on the 18th, 06:34–10:27 on the 19th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pratipadā must be present during pūrvāhṇa. It covers 233 of 233 minutes on the 18th and 0 of 233 on the 19th.", "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 25063 s" }, { "step": "ruling", "text": "Dyūta Pratipad, Thāne, 1925: Sunday 18 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "dyuta-pratipad", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 1 Govardhana puja, Annakuta [purvaviddha], Balidaityaraja puja (pradosa), Dyuta pratipad (purvahna)." } ], "kaala": "purvahna", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-18", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-18", "confidence": "determinate" } ], "quote": "In Thāne, Dyūta Pratipad 1925 falls on Sunday 18 October. Pratipadā runs from 23:36 on Sat 17 Oct to 22:54 on Sun 18 Oct and covers all of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/yama-dvitiya", "festival": "yama-dvitiya", "name": "Yama Dvitīyā", "everyday": "Bhai Dooj", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 32412, "anga": { "type": "tithi", "index": 1, "key": "dvitiya", "name": "Dvitīyā", "start": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 }, "end": { "local": "1925-10-19T21:47:20+05:30", "utc": "1925-10-19T16:17:20Z", "ms": -1394869360092.2295 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-18T22:53:41+05:30", "utc": "1925-10-18T17:23:41Z", "ms": -1394951778613.8364 }, "end": { "local": "1925-10-19T21:47:20+05:30", "utc": "1925-10-19T16:17:20Z", "ms": -1394869360092.2295 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-18", "window": { "start": { "local": "1925-10-18T11:59:20+05:30", "utc": "1925-10-18T06:29:20Z", "ms": -1394991040480.9048 }, "end": { "local": "1925-10-18T12:47:20+05:30", "utc": "1925-10-18T07:17:20Z", "ms": -1394988160480.9048 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-19", "window": { "start": { "local": "1925-10-19T11:59:08+05:30", "utc": "1925-10-19T06:29:08Z", "ms": -1394904651823.5781 }, "end": { "local": "1925-10-19T12:47:08+05:30", "utc": "1925-10-19T07:17:08Z", "ms": -1394901771823.5781 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvitīyā runs from 22:54 on Sun 18 Oct to 21:47 on Mon 19 Oct.", "fact": "1925-10-18T17:23:41Z → 1925-10-19T16:17:20Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 18th, 11:59–12:47 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: purvaviddha → only-day · margin 32412 s" }, { "step": "ruling", "text": "Yama Dvitīyā, Thāne, 1925: Monday 19 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "yama-dvitiya", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 2 Bhratrdvitiya, Yamadvitiya (madhyahna, purvaviddha), Masyadhara (Dwat) puja (Bihar)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-19", "confidence": "determinate" } ], "quote": "In Thāne, Yama Dvitīyā (Bhai Dooj) 1925 falls on Monday 19 October. Dvitīyā runs from 22:54 on Sun 18 Oct to 21:47 on Mon 19 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/naga-chaturthi", "festival": "naga-chaturthi", "name": "Nāga Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21461, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-10-20T20:22:29+05:30", "utc": "1925-10-20T14:52:29Z", "ms": -1394788050569.4011 }, "end": { "local": "1925-10-21T18:44:28+05:30", "utc": "1925-10-21T13:14:28Z", "ms": -1394707531810.2617 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-20T20:22:29+05:30", "utc": "1925-10-20T14:52:29Z", "ms": -1394788050569.4011 }, "end": { "local": "1925-10-21T18:44:28+05:30", "utc": "1925-10-21T13:14:28Z", "ms": -1394707531810.2617 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-20", "window": { "start": { "local": "1925-10-20T11:58:57+05:30", "utc": "1925-10-20T06:28:57Z", "ms": -1394818262550.4517 }, "end": { "local": "1925-10-20T12:46:57+05:30", "utc": "1925-10-20T07:16:57Z", "ms": -1394815382550.4517 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-21", "window": { "start": { "local": "1925-10-21T11:58:47+05:30", "utc": "1925-10-21T06:28:47Z", "ms": -1394731872649.13 }, "end": { "local": "1925-10-21T12:46:47+05:30", "utc": "1925-10-21T07:16:47Z", "ms": -1394728992649.13 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:22 on Tue 20 Oct to 18:44 on Wed 21 Oct.", "fact": "1925-10-20T14:52:29Z → 1925-10-21T13:14:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 20th, 11:59–12:47 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. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 21461 s" }, { "step": "ruling", "text": "Nāga Caturthī, Thāne, 1925: Wednesday 21 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-chaturthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 4 Naga caturthi (paraviddha and madhyahnavyapini)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-21", "confidence": "determinate" } ], "quote": "In Thāne, Nāga Caturthī 1925 falls on Wednesday 21 October. Caturthī runs from 20:22 on Tue 20 Oct to 18:44 on Wed 21 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-10-21", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 21461, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-10-20T20:22:29+05:30", "utc": "1925-10-20T14:52:29Z", "ms": -1394788050569.4011 }, "end": { "local": "1925-10-21T18:44:28+05:30", "utc": "1925-10-21T13:14:28Z", "ms": -1394707531810.2617 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-20T20:22:29+05:30", "utc": "1925-10-20T14:52:29Z", "ms": -1394788050569.4011 }, "end": { "local": "1925-10-21T18:44:28+05:30", "utc": "1925-10-21T13:14:28Z", "ms": -1394707531810.2617 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-20", "window": { "start": { "local": "1925-10-20T11:58:57+05:30", "utc": "1925-10-20T06:28:57Z", "ms": -1394818262550.4517 }, "end": { "local": "1925-10-20T12:46:57+05:30", "utc": "1925-10-20T07:16:57Z", "ms": -1394815382550.4517 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-21", "window": { "start": { "local": "1925-10-21T11:58:47+05:30", "utc": "1925-10-21T06:28:47Z", "ms": -1394731872649.13 }, "end": { "local": "1925-10-21T12:46:47+05:30", "utc": "1925-10-21T07:16:47Z", "ms": -1394728992649.13 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 20:22 on Tue 20 Oct to 18:44 on Wed 21 Oct.", "fact": "1925-10-20T14:52:29Z → 1925-10-21T13:14:28Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 20th, 11:59–12:47 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 21461 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Wednesday 21 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": "1925-10-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-21", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Wednesday 21 October. Caturthī runs from 20:22 on Tue 20 Oct to 18:44 on Wed 21 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-10-21", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/surya-shashthi", "festival": "surya-shashthi", "name": "Sūrya Ṣaṣṭhī", "everyday": "Chhath", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-23", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8280, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-10-22T16:57:29+05:30", "utc": "1925-10-22T11:27:29Z", "ms": -1394627551267.2732 }, "end": { "local": "1925-10-23T15:04:29+05:30", "utc": "1925-10-23T09:34:29Z", "ms": -1394547930946.5933 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-22T16:57:29+05:30", "utc": "1925-10-22T11:27:29Z", "ms": -1394627551267.2732 }, "end": { "local": "1925-10-23T15:04:29+05:30", "utc": "1925-10-23T09:34:29Z", "ms": -1394547930946.5933 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-22", "window": { "start": { "local": "1925-10-22T11:58:38+05:30", "utc": "1925-10-22T06:28:38Z", "ms": -1394645482107.2917 }, "end": { "local": "1925-10-22T12:46:38+05:30", "utc": "1925-10-22T07:16:38Z", "ms": -1394642602107.2917 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-23", "window": { "start": { "local": "1925-10-23T11:58:29+05:30", "utc": "1925-10-23T06:28:29Z", "ms": -1394559090912.4316 }, "end": { "local": "1925-10-23T12:46:29+05:30", "utc": "1925-10-23T07:16:29Z", "ms": -1394556210912.4316 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 16:57 on Thu 22 Oct to 15:04 on Fri 23 Oct.", "fact": "1925-10-22T11:27:29Z → 1925-10-23T09:34:29Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 22nd, 11:58–12:46 on the 23rd.", "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 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: unstated → only-day · margin 8280 s" }, { "step": "ruling", "text": "Sūrya Ṣaṣṭhī, Thāne, 1925: Friday 23 October.", "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": "1925-10-23", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-23", "confidence": "determinate" } ], "quote": "In Thāne, Sūrya Ṣaṣṭhī (Chhath) 1925 falls on Friday 23 October. Ṣaṣṭhī runs from 16:57 on Thu 22 Oct to 15:04 on Fri 23 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/gopashtami", "festival": "gopashtami", "name": "Gopāṣṭamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1260, "anga": { "type": "tithi", "index": 7, "key": "ashtami", "name": "Aṣṭamī", "start": { "local": "1925-10-24T13:07:21+05:30", "utc": "1925-10-24T07:37:21Z", "ms": -1394468559276.1743 }, "end": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-24T13:07:21+05:30", "utc": "1925-10-24T07:37:21Z", "ms": -1394468559276.1743 }, "end": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-24", "window": { "start": { "local": "1925-10-24T11:58:21+05:30", "utc": "1925-10-24T06:28:21Z", "ms": -1394472699051.6416 }, "end": { "local": "1925-10-24T12:46:21+05:30", "utc": "1925-10-24T07:16:21Z", "ms": -1394469819051.6416 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-25", "window": { "start": { "local": "1925-10-25T11:58:13+05:30", "utc": "1925-10-25T06:28:13Z", "ms": -1394386306511.4478 }, "end": { "local": "1925-10-25T12:46:13+05:30", "utc": "1925-10-25T07:16:13Z", "ms": -1394383426511.4478 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "second-day", "explanation": [ { "step": "anga", "text": "Aṣṭamī runs from 13:07 on Sat 24 Oct to 11:07 on Sun 25 Oct.", "fact": "1925-10-24T07:37:21Z → 1925-10-25T05:37:12Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 24th, 11:58–12:46 on the 25th.", "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 24th and 0 of 48 on the 25th.", "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: unstated → second-day · margin 1260 s" }, { "step": "ruling", "text": "Gopāṣṭamī, Thāne, 1925: Sunday 25 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "gopashtami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 8 Gopastami, Gosthastami." } ], "kaala": "madhyahna", "priority": "unstated", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-24", "confidence": "determinate" } ], "quote": "In Thāne, Gopāṣṭamī 1925 falls on Sunday 25 October. Aṣṭamī runs from 13:07 on Sat 24 Oct to 11:07 on Sun 25 Oct, and reaches madhyāhna on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/durga-navami", "festival": "durga-navami", "name": "Durgā Navamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3061, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 }, "end": { "local": "1925-10-26T09:05:02+05:30", "utc": "1925-10-26T03:35:02Z", "ms": -1394310298281.0398 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 }, "end": { "local": "1925-10-26T09:05:02+05:30", "utc": "1925-10-26T03:35:02Z", "ms": -1394310298281.0398 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-25", "window": { "start": { "local": "1925-10-25T11:58:13+05:30", "utc": "1925-10-25T06:28:13Z", "ms": -1394386306511.4478 }, "end": { "local": "1925-10-25T12:46:13+05:30", "utc": "1925-10-25T07:16:13Z", "ms": -1394383426511.4478 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-10-26", "window": { "start": { "local": "1925-10-26T11:58:07+05:30", "utc": "1925-10-26T06:28:07Z", "ms": -1394299913277.7244 }, "end": { "local": "1925-10-26T12:46:07+05:30", "utc": "1925-10-26T07:16:07Z", "ms": -1394297033277.7244 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 11:07 on Sun 25 Oct to 09:05 on Mon 26 Oct.", "fact": "1925-10-25T05:37:12Z → 1925-10-26T03:35:02Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 25th, 11:58–12:46 on the 26th.", "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 25th and 0 of 48 on the 26th.", "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 3061 s" }, { "step": "ruling", "text": "Durgā Navamī, Thāne, 1925: Sunday 25 October.", "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": "1925-10-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-25", "confidence": "determinate" } ], "quote": "In Thāne, Durgā Navamī 1925 falls on Sunday 25 October. Navamī runs from 11:07 on Sun 25 Oct to 09:05 on Mon 26 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/akshaya-navami", "festival": "akshaya-navami", "name": "Akṣaya Navamī", "everyday": "Amla Navami", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 2428, "anga": { "type": "tithi", "index": 8, "key": "navami", "name": "Navamī", "start": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 }, "end": { "local": "1925-10-26T09:05:02+05:30", "utc": "1925-10-26T03:35:02Z", "ms": -1394310298281.0398 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-25T11:07:12+05:30", "utc": "1925-10-25T05:37:12Z", "ms": -1394389367905.91 }, "end": { "local": "1925-10-26T09:05:02+05:30", "utc": "1925-10-26T03:35:02Z", "ms": -1394310298281.0398 } }, "kaala": "purvahna", "days": [ { "local_date": "1925-10-25", "window": { "start": { "local": "1925-10-25T06:35:46+05:30", "utc": "1925-10-25T01:05:46Z", "ms": -1394405654213.273 }, "end": { "local": "1925-10-25T10:26:44+05:30", "utc": "1925-10-25T04:56:44Z", "ms": -1394391795745.3894 } }, "covered_min": 0, "window_min": 231, "qualifies": false }, { "local_date": "1925-10-26", "window": { "start": { "local": "1925-10-26T06:36:09+05:30", "utc": "1925-10-26T01:06:09Z", "ms": -1394319231213.8833 }, "end": { "local": "1925-10-26T10:26:47+05:30", "utc": "1925-10-26T04:56:47Z", "ms": -1394305392589.7773 } }, "covered_min": 149, "window_min": 231, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Navamī runs from 11:07 on Sun 25 Oct to 09:05 on Mon 26 Oct.", "fact": "1925-10-25T05:37:12Z → 1925-10-26T03:35:02Z" }, { "step": "kaala", "text": "Pūrvāhṇa is first 5 of 15 day muhūrtas: 06:36–10:27 on the 25th, 06:36–10:27 on the 26th.", "fact": "purvahna: day-muhurta-1-5 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Navamī must be present during pūrvāhṇa. It covers 0 of 231 minutes on the 25th and 149 of 231 on the 26th.", "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 2428 s" }, { "step": "ruling", "text": "Akṣaya Navamī, Thāne, 1925: Monday 26 October.", "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": "1925-10-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-26", "confidence": "determinate" } ], "quote": "In Thāne, Akṣaya Navamī (Amla Navami) 1925 falls on Monday 26 October. Navamī runs from 11:07 on Sun 25 Oct to 09:05 on Mon 26 Oct and covers 149 of 231 minutes of pūrvāhṇa that forenoon.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-10-27", "festival": "ekadashi", "name": "Prabodhinī Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 1542, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-10-27T07:02:15+05:30", "utc": "1925-10-27T01:32:15Z", "ms": -1394231265422.2139 }, "end": { "local": "1925-10-28T05:01:13+05:30", "utc": "1925-10-27T23:31:13Z", "ms": -1394152127020.6064 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-27T07:02:15+05:30", "utc": "1925-10-27T01:32:15Z", "ms": -1394231265422.2139 }, "end": { "local": "1925-10-28T05:01:13+05:30", "utc": "1925-10-27T23:31:13Z", "ms": -1394152127020.6064 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-10-27", "window": { "start": { "local": "1925-10-27T06:36:32+05:30", "utc": "1925-10-27T01:06:32Z", "ms": -1394232807711.4895 }, "end": { "local": "1925-10-27T06:36:32+05:30", "utc": "1925-10-27T01:06:32Z", "ms": -1394232807711.4895 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-10-28", "window": { "start": { "local": "1925-10-28T06:36:56+05:30", "utc": "1925-10-28T01:06:56Z", "ms": -1394146383700.0195 }, "end": { "local": "1925-10-28T06:36:56+05:30", "utc": "1925-10-28T01:06:56Z", "ms": -1394146383700.0195 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "tithi-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 07:02 on Tue 27 Oct to 05:01 on Wed 28 Oct.", "fact": "1925-10-27T01:32:15Z → 1925-10-27T23:31:13Z" }, { "step": "kaala", "text": "Sunrise is at 06:37 on the 27th and 06:37 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 not on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Neither sunrise qualifies. The day the tithi falls on is taken.", "fact": "priority: paraviddha → tithi-day · margin 1542 s" }, { "step": "ruling", "text": "Prabodhinī Ekādaśī, Thāne, 1925: Tuesday 27 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": "1925-10-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-27", "confidence": "determinate" } ], "quote": "In Thāne, Prabodhinī Ekādaśī 1925 falls on Tuesday 27 October. Ekādaśī runs from 07:02 on Tue 27 Oct to 05:01 on Wed 28 Oct, and is current at sunrise on neither day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-10-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-10-29", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 20031, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-10-29T03:05:36+05:30", "utc": "1925-10-28T21:35:36Z", "ms": -1394072664227.4624 }, "end": { "local": "1925-10-30T01:20:23+05:30", "utc": "1925-10-29T19:50:23Z", "ms": -1393992577439.0413 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-29T03:05:36+05:30", "utc": "1925-10-28T21:35:36Z", "ms": -1394072664227.4624 }, "end": { "local": "1925-10-30T01:20:23+05:30", "utc": "1925-10-29T19:50:23Z", "ms": -1393992577439.0413 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-10-28", "window": { "start": { "local": "1925-10-28T18:06:54+05:30", "utc": "1925-10-28T12:36:54Z", "ms": -1394104985640.1646 }, "end": { "local": "1925-10-28T19:46:58+05:30", "utc": "1925-10-28T14:16:58Z", "ms": -1394098982111.206 } }, "covered_min": 0, "window_min": 100, "qualifies": false }, { "local_date": "1925-10-29", "window": { "start": { "local": "1925-10-29T18:06:21+05:30", "utc": "1925-10-29T12:36:21Z", "ms": -1394018619357.48 }, "end": { "local": "1925-10-29T19:46:32+05:30", "utc": "1925-10-29T14:16:32Z", "ms": -1394012607992.9814 } }, "covered_min": 100, "window_min": 100, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:06 on Thu 29 Oct to 01:20 on Fri 30 Oct.", "fact": "1925-10-28T21:35:36Z → 1925-10-29T19:50:23Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:07–19:47 on the 28th, 18:06–19:47 on the 29th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 0 of 100 minutes on the 28th and 100 of 100 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 20031 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Thursday 29 October.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "pradosha-vrata", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 108", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "Pradosa-vrata — The sukla and krsna trayodasi tithis of each month when cover the period of 'pradosa', are observed as Pradosa-vratas." } ], "kaala": "pradosha", "priority": "unstated", "when_absent": "unstated" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-10-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-29", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Thursday 29 October. Trayodaśī runs from 03:06 on Thu 29 Oct to 01:20 on Fri 30 Oct and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-10-29", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/rasayatra", "festival": "rasayatra", "name": "Rāsayātrā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-30", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 377, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-10-30T23:51:42+05:30", "utc": "1925-10-30T18:21:42Z", "ms": -1393911497695.63 }, "end": { "local": "1925-10-31T22:46:27+05:30", "utc": "1925-10-31T17:16:27Z", "ms": -1393829013172.8347 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-30T23:51:42+05:30", "utc": "1925-10-30T18:21:42Z", "ms": -1393911497695.63 }, "end": { "local": "1925-10-31T22:46:27+05:30", "utc": "1925-10-31T17:16:27Z", "ms": -1393829013172.8347 } }, "kaala": "nishita", "days": [ { "local_date": "1925-10-30", "window": { "start": { "local": "1925-10-30T23:58:00+05:30", "utc": "1925-10-30T18:28:00Z", "ms": -1393911120316.5159 }, "end": { "local": "1925-10-31T00:46:00+05:30", "utc": "1925-10-30T19:16:00Z", "ms": -1393908240316.5159 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-10-31", "window": { "start": { "local": "1925-10-31T23:57:57+05:30", "utc": "1925-10-31T18:27:57Z", "ms": -1393824723119.185 }, "end": { "local": "1925-11-01T00:45:57+05:30", "utc": "1925-10-31T19:15:57Z", "ms": -1393821843119.185 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:52 on Fri 30 Oct to 22:46 on Sat 31 Oct.", "fact": "1925-10-30T18:21:42Z → 1925-10-31T17:16:27Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:58–00:46 on the 30th, 23:58–00:46 on the 31st.", "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 30th and 0 of 48 on the 31st.", "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 377 s" }, { "step": "ruling", "text": "Rāsayātrā, Thāne, 1925: Friday 30 October.", "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": "1925-10-30", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-30", "confidence": "determinate" } ], "quote": "In Thāne, Rāsayātrā 1925 falls on Friday 30 October. Pūrṇimā runs from 23:52 on Fri 30 Oct to 22:46 on Sat 31 Oct and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/kartiki-purnima", "festival": "kartiki-purnima", "name": "Kārtikī Pūrṇimā", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-10-31", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 36043, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-10-30T23:51:42+05:30", "utc": "1925-10-30T18:21:42Z", "ms": -1393911497695.63 }, "end": { "local": "1925-10-31T22:46:27+05:30", "utc": "1925-10-31T17:16:27Z", "ms": -1393829013172.8347 }, "month": { "amanta": 7, "purnimanta": 7, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Kārtika" } }, "span": { "of": "tithi", "start": { "local": "1925-10-30T23:51:42+05:30", "utc": "1925-10-30T18:21:42Z", "ms": -1393911497695.63 }, "end": { "local": "1925-10-31T22:46:27+05:30", "utc": "1925-10-31T17:16:27Z", "ms": -1393829013172.8347 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-10-30", "window": { "start": { "local": "1925-10-30T11:57:47+05:30", "utc": "1925-10-30T06:27:47Z", "ms": -1393954333105.3997 }, "end": { "local": "1925-10-30T12:45:47+05:30", "utc": "1925-10-30T07:15:47Z", "ms": -1393951453105.3997 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-10-31", "window": { "start": { "local": "1925-10-31T11:57:44+05:30", "utc": "1925-10-31T06:27:44Z", "ms": -1393867936175.1504 }, "end": { "local": "1925-10-31T12:45:44+05:30", "utc": "1925-10-31T07:15:44Z", "ms": -1393865056175.1504 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 23:52 on Fri 30 Oct to 22:46 on Sat 31 Oct.", "fact": "1925-10-30T18:21:42Z → 1925-10-31T17:16:27Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 30th, 11:58–12:46 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 0 of 48 minutes on the 30th and 48 of 48 on the 31st.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 36043 s" }, { "step": "ruling", "text": "Kārtikī Pūrṇimā, Thāne, 1925: Saturday 31 October.", "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": "1925-10-31", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-10-31", "confidence": "determinate" } ], "quote": "In Thāne, Kārtikī Pūrṇimā 1925 falls on Saturday 31 October. Pūrṇimā runs from 23:52 on Fri 30 Oct to 22:46 on Sat 31 Oct and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-11-04", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-04", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 9191, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-11-03T22:54:19+05:30", "utc": "1925-11-03T17:24:19Z", "ms": -1393569341467.0728 }, "end": { "local": "1925-11-05T00:16:30+05:30", "utc": "1925-11-04T18:46:30Z", "ms": -1393478009982.9304 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-03T22:54:19+05:30", "utc": "1925-11-03T17:24:19Z", "ms": -1393569341467.0728 }, "end": { "local": "1925-11-05T00:16:30+05:30", "utc": "1925-11-04T18:46:30Z", "ms": -1393478009982.9304 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-11-03", "window": { "start": { "local": "1925-11-03T20:21:07+05:30", "utc": "1925-11-03T14:51:07Z", "ms": -1393578532938.934 }, "end": { "local": "1925-11-03T20:21:07+05:30", "utc": "1925-11-03T14:51:07Z", "ms": -1393578532938.934 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-11-04", "window": { "start": { "local": "1925-11-04T21:08:29+05:30", "utc": "1925-11-04T15:38:29Z", "ms": -1393489291449.7488 }, "end": { "local": "1925-11-04T21:08:29+05:30", "utc": "1925-11-04T15:38:29Z", "ms": -1393489291449.7488 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 22:54 on Tue 3 Nov to 00:17 on Thu 5 Nov.", "fact": "1925-11-03T17:24:19Z → 1925-11-04T18:46:30Z" }, { "step": "kaala", "text": "Moonrise is at 20:21 on the 3rd and 21:08 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is not on the 3rd and is on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 9191 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Wednesday 4 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": "1925-11-04", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-04", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Wednesday 4 November. Caturthī runs from 22:54 on Tue 3 Nov to 00:17 on Thu 5 Nov and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-11-04", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-11-12", "festival": "ekadashi", "name": "Utpannā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26609, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-11-11T14:06:57+05:30", "utc": "1925-11-11T08:36:57Z", "ms": -1392909783060.467 }, "end": { "local": "1925-11-12T15:12:16+05:30", "utc": "1925-11-12T09:42:16Z", "ms": -1392819464267.7073 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-11T14:06:57+05:30", "utc": "1925-11-11T08:36:57Z", "ms": -1392909783060.467 }, "end": { "local": "1925-11-12T15:12:16+05:30", "utc": "1925-11-12T09:42:16Z", "ms": -1392819464267.7073 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-11-11", "window": { "start": { "local": "1925-11-11T06:43:28+05:30", "utc": "1925-11-11T01:13:28Z", "ms": -1392936391709.9463 }, "end": { "local": "1925-11-11T06:43:28+05:30", "utc": "1925-11-11T01:13:28Z", "ms": -1392936391709.9463 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-11-12", "window": { "start": { "local": "1925-11-12T06:44:00+05:30", "utc": "1925-11-12T01:14:00Z", "ms": -1392849959769.625 }, "end": { "local": "1925-11-12T06:44:00+05:30", "utc": "1925-11-12T01:14:00Z", "ms": -1392849959769.625 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 14:07 on Wed 11 Nov to 15:12 on Thu 12 Nov.", "fact": "1925-11-11T08:36:57Z → 1925-11-12T09:42:16Z" }, { "step": "kaala", "text": "Sunrise is at 06:43 on the 11th and 06:44 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 26609 s" }, { "step": "ruling", "text": "Utpannā Ekādaśī, Thāne, 1925: Thursday 12 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": "1925-11-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-12", "confidence": "determinate" } ], "quote": "In Thāne, Utpannā Ekādaśī 1925 falls on Thursday 12 November. Ekādaśī runs from 14:07 on Wed 11 Nov to 15:12 on Thu 12 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-11-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-11-13", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8870, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-11-13T15:32:16+05:30", "utc": "1925-11-13T10:02:16Z", "ms": -1392731864489.31 }, "end": { "local": "1925-11-14T15:07:58+05:30", "utc": "1925-11-14T09:37:58Z", "ms": -1392646921683.3835 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-13T15:32:16+05:30", "utc": "1925-11-13T10:02:16Z", "ms": -1392731864489.31 }, "end": { "local": "1925-11-14T15:07:58+05:30", "utc": "1925-11-14T09:37:58Z", "ms": -1392646921683.3835 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-11-13", "window": { "start": { "local": "1925-11-13T18:00:06+05:30", "utc": "1925-11-13T12:30:06Z", "ms": -1392722994235.7898 }, "end": { "local": "1925-11-13T19:42:06+05:30", "utc": "1925-11-13T14:12:06Z", "ms": -1392716874264.8928 } }, "covered_min": 102, "window_min": 102, "qualifies": true }, { "local_date": "1925-11-14", "window": { "start": { "local": "1925-11-14T17:59:50+05:30", "utc": "1925-11-14T12:29:50Z", "ms": -1392636609668.3748 }, "end": { "local": "1925-11-14T19:41:57+05:30", "utc": "1925-11-14T14:11:57Z", "ms": -1392630483194.078 } }, "covered_min": 0, "window_min": 102, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 15:32 on Fri 13 Nov to 15:08 on Sat 14 Nov.", "fact": "1925-11-13T10:02:16Z → 1925-11-14T09:37:58Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:00–19:42 on the 13th, 18:00–19:42 on the 14th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 102 of 102 minutes on the 13th and 0 of 102 on the 14th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8870 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Friday 13 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": "1925-11-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-13", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Friday 13 November. Trayodaśī runs from 15:32 on Fri 13 Nov to 15:08 on Sat 14 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-11-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-11-14", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31846, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-11-14T15:07:58+05:30", "utc": "1925-11-14T09:37:58Z", "ms": -1392646921683.3835 }, "end": { "local": "1925-11-15T14:04:05+05:30", "utc": "1925-11-15T08:34:05Z", "ms": -1392564355384.1904 }, "month": { "amanta": 7, "purnimanta": 8, "adhika": false, "amanta_name": "Kārtika", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-14T15:07:58+05:30", "utc": "1925-11-14T09:37:58Z", "ms": -1392646921683.3835 }, "end": { "local": "1925-11-15T14:04:05+05:30", "utc": "1925-11-15T08:34:05Z", "ms": -1392564355384.1904 } }, "kaala": "nishita", "days": [ { "local_date": "1925-11-14", "window": { "start": { "local": "1925-11-14T23:58:45+05:30", "utc": "1925-11-14T18:28:45Z", "ms": -1392615075389.7617 }, "end": { "local": "1925-11-15T00:46:45+05:30", "utc": "1925-11-14T19:16:45Z", "ms": -1392612195389.7617 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-11-15", "window": { "start": { "local": "1925-11-15T23:58:54+05:30", "utc": "1925-11-15T18:28:54Z", "ms": -1392528665584.0942 }, "end": { "local": "1925-11-16T00:46:54+05:30", "utc": "1925-11-15T19:16:54Z", "ms": -1392525785584.0942 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 15:08 on Sat 14 Nov to 14:04 on Sun 15 Nov.", "fact": "1925-11-14T09:37:58Z → 1925-11-15T08:34:05Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 23:59–00:47 on the 14th, 23:59–00:47 on the 15th.", "fact": "nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturdaśī must be present during niśītha. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 31846 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Saturday 14 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": "1925-11-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-14", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Saturday 14 November. Caturdaśī runs from 15:08 on Sat 14 Nov to 14:04 on Sun 15 Nov and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-11-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-11-19", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 22534, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-11-19T05:43:50+05:30", "utc": "1925-11-19T00:13:50Z", "ms": -1392248769639.9214 }, "end": { "local": "1925-11-20T03:16:39+05:30", "utc": "1925-11-19T21:46:39Z", "ms": -1392171200998.3596 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-19T05:43:50+05:30", "utc": "1925-11-19T00:13:50Z", "ms": -1392248769639.9214 }, "end": { "local": "1925-11-20T03:16:39+05:30", "utc": "1925-11-19T21:46:39Z", "ms": -1392171200998.3596 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-19", "window": { "start": { "local": "1925-11-19T11:59:24+05:30", "utc": "1925-11-19T06:29:24Z", "ms": -1392226235663.7405 }, "end": { "local": "1925-11-19T12:47:24+05:30", "utc": "1925-11-19T07:17:24Z", "ms": -1392223355663.7405 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-11-20", "window": { "start": { "local": "1925-11-20T11:59:38+05:30", "utc": "1925-11-20T06:29:38Z", "ms": -1392139821899.8271 }, "end": { "local": "1925-11-20T12:47:38+05:30", "utc": "1925-11-20T07:17:38Z", "ms": -1392136941899.8271 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 05:44 on Thu 19 Nov to 03:17 on Fri 20 Nov.", "fact": "1925-11-19T00:13:50Z → 1925-11-19T21:46:39Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 19th, 12:00–12:48 on the 20th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Caturthī must be present during madhyāhna. It covers 48 of 48 minutes on the 19th and 0 of 48 on the 20th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 22534 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Thursday 19 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": "1925-11-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-19", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Thursday 19 November. Caturthī runs from 05:44 on Thu 19 Nov to 03:17 on Fri 20 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-11-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/naga-panchami-margashirsha", "festival": "naga-panchami-margashirsha", "name": "Nāga Pañcamī (Mārgaśīrṣa)", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-20", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 31379, "anga": { "type": "tithi", "index": 4, "key": "panchami", "name": "Pañcamī", "start": { "local": "1925-11-20T03:16:39+05:30", "utc": "1925-11-19T21:46:39Z", "ms": -1392171200998.3596 }, "end": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-20T03:16:39+05:30", "utc": "1925-11-19T21:46:39Z", "ms": -1392171200998.3596 }, "end": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-20", "window": { "start": { "local": "1925-11-20T11:59:38+05:30", "utc": "1925-11-20T06:29:38Z", "ms": -1392139821899.8271 }, "end": { "local": "1925-11-20T12:47:38+05:30", "utc": "1925-11-20T07:17:38Z", "ms": -1392136941899.8271 } }, "covered_min": 48, "window_min": 48, "qualifies": true }, { "local_date": "1925-11-21", "window": { "start": { "local": "1925-11-21T11:59:53+05:30", "utc": "1925-11-21T06:29:53Z", "ms": -1392053407333.9644 }, "end": { "local": "1925-11-21T12:47:53+05:30", "utc": "1925-11-21T07:17:53Z", "ms": -1392050527333.9644 } }, "covered_min": 0, "window_min": 48, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pañcamī runs from 03:17 on Fri 20 Nov to 00:53 on Sat 21 Nov.", "fact": "1925-11-19T21:46:39Z → 1925-11-20T19:23:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 20th, 12:00–12:48 on the 21st.", "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 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: paraviddha → only-day · margin 31379 s" }, { "step": "ruling", "text": "Nāga Pañcamī (Mārgaśīrṣa), Thāne, 1925: Friday 20 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "naga-panchami-margashirsha", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 5 Naga pancami (2nd) (paraviddha)." } ], "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-11-20", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-20", "confidence": "determinate" } ], "quote": "In Thāne, Nāga Pañcamī (Mārgaśīrṣa) 1925 falls on Friday 20 November. Pañcamī runs from 03:17 on Fri 20 Nov to 00:53 on Sat 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/champa-shashthi", "festival": "champa-shashthi", "name": "Campā Ṣaṣṭhī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35400, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 }, "end": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 }, "end": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-20", "window": { "start": { "local": "1925-11-20T11:59:38+05:30", "utc": "1925-11-20T06:29:38Z", "ms": -1392139821899.8271 }, "end": { "local": "1925-11-20T12:47:38+05:30", "utc": "1925-11-20T07:17:38Z", "ms": -1392136941899.8271 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-11-21", "window": { "start": { "local": "1925-11-21T11:59:53+05:30", "utc": "1925-11-21T06:29:53Z", "ms": -1392053407333.9644 }, "end": { "local": "1925-11-21T12:47:53+05:30", "utc": "1925-11-21T07:17:53Z", "ms": -1392050527333.9644 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:53 on Sat 21 Nov to 22:38 on Sat 21 Nov.", "fact": "1925-11-20T19:23:18Z → 1925-11-21T17:07:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 20th, 12:00–12:48 on the 21st.", "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 20th and 48 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: paraviddha → only-day · margin 35400 s" }, { "step": "ruling", "text": "Campā Ṣaṣṭhī, Thāne, 1925: Saturday 21 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "champa-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "not_evaluated": "The row calls the day special with Śatabhiṣaj nakṣatra, Vyatīpāta yoga and a Sunday; none is tested.", "kaala": "madhyahna", "priority": "paraviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-21", "confidence": "determinate" } ], "quote": "In Thāne, Campā Ṣaṣṭhī 1925 falls on Saturday 21 November. Ṣaṣṭhī runs from 00:53 on Sat 21 Nov to 22:38 on Sat 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/skanda-shashthi", "festival": "skanda-shashthi", "name": "Skanda Ṣaṣṭhī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-21", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35400, "anga": { "type": "tithi", "index": 5, "key": "shashthi", "name": "Ṣaṣṭhī", "start": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 }, "end": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-21T00:53:18+05:30", "utc": "1925-11-20T19:23:18Z", "ms": -1392093401580.0627 }, "end": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-20", "window": { "start": { "local": "1925-11-20T11:59:38+05:30", "utc": "1925-11-20T06:29:38Z", "ms": -1392139821899.8271 }, "end": { "local": "1925-11-20T12:47:38+05:30", "utc": "1925-11-20T07:17:38Z", "ms": -1392136941899.8271 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-11-21", "window": { "start": { "local": "1925-11-21T11:59:53+05:30", "utc": "1925-11-21T06:29:53Z", "ms": -1392053407333.9644 }, "end": { "local": "1925-11-21T12:47:53+05:30", "utc": "1925-11-21T07:17:53Z", "ms": -1392050527333.9644 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ṣaṣṭhī runs from 00:53 on Sat 21 Nov to 22:38 on Sat 21 Nov.", "fact": "1925-11-20T19:23:18Z → 1925-11-21T17:07:53Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 20th, 12:00–12:48 on the 21st.", "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 20th and 48 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: purvaviddha → only-day · margin 35400 s" }, { "step": "ruling", "text": "Skanda Ṣaṣṭhī, Thāne, 1925: Saturday 21 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "skanda-shashthi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi" } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-11-21", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-21", "confidence": "determinate" } ], "quote": "In Thāne, Skanda Ṣaṣṭhī 1925 falls on Saturday 21 November. Ṣaṣṭhī runs from 00:53 on Sat 21 Nov to 22:38 on Sat 21 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/mitra-saptami", "festival": "mitra-saptami", "name": "Mitra Saptamī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-22", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27900, "anga": { "type": "tithi", "index": 6, "key": "saptami", "name": "Saptamī", "start": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 }, "end": { "local": "1925-11-22T20:33:08+05:30", "utc": "1925-11-22T15:03:08Z", "ms": -1391936211993.9775 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-21T22:37:53+05:30", "utc": "1925-11-21T17:07:53Z", "ms": -1392015127309.7317 }, "end": { "local": "1925-11-22T20:33:08+05:30", "utc": "1925-11-22T15:03:08Z", "ms": -1391936211993.9775 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-21", "window": { "start": { "local": "1925-11-21T11:59:53+05:30", "utc": "1925-11-21T06:29:53Z", "ms": -1392053407333.9644 }, "end": { "local": "1925-11-21T12:47:53+05:30", "utc": "1925-11-21T07:17:53Z", "ms": -1392050527333.9644 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-11-22", "window": { "start": { "local": "1925-11-22T12:00:08+05:30", "utc": "1925-11-22T06:30:08Z", "ms": -1391966991977.8901 }, "end": { "local": "1925-11-22T12:48:08+05:30", "utc": "1925-11-22T07:18:08Z", "ms": -1391964111977.8901 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Saptamī runs from 22:38 on Sat 21 Nov to 20:33 on Sun 22 Nov.", "fact": "1925-11-21T17:07:53Z → 1925-11-22T15:03:08Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 21st, 12:00–12:48 on the 22nd.", "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 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: purvaviddha → only-day · margin 27900 s" }, { "step": "ruling", "text": "Mitra Saptamī, Thāne, 1925: Sunday 22 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "mitra-saptami", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 104", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "S 7 Mitra saptami (purvaviddha)." } ], "kaala": "madhyahna", "priority": "purvaviddha", "when_absent": "second-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-11-22", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-22", "confidence": "determinate" } ], "quote": "In Thāne, Mitra Saptamī 1925 falls on Sunday 22 November. Saptamī runs from 22:38 on Sat 21 Nov to 20:33 on Sun 22 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/ekadashi?on=1925-11-26", "festival": "ekadashi", "name": "Mokṣadā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-26", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 27535, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-11-25T15:38:26+05:30", "utc": "1925-11-25T10:08:26Z", "ms": -1391694693842.44 }, "end": { "local": "1925-11-26T14:31:04+05:30", "utc": "1925-11-26T09:01:04Z", "ms": -1391612335828.3015 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-25T15:38:26+05:30", "utc": "1925-11-25T10:08:26Z", "ms": -1391694693842.44 }, "end": { "local": "1925-11-26T14:31:04+05:30", "utc": "1925-11-26T09:01:04Z", "ms": -1391612335828.3015 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-11-25", "window": { "start": { "local": "1925-11-25T06:51:32+05:30", "utc": "1925-11-25T01:21:32Z", "ms": -1391726307811.047 }, "end": { "local": "1925-11-25T06:51:32+05:30", "utc": "1925-11-25T01:21:32Z", "ms": -1391726307811.047 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-11-26", "window": { "start": { "local": "1925-11-26T06:52:09+05:30", "utc": "1925-11-26T01:22:09Z", "ms": -1391639871039.095 }, "end": { "local": "1925-11-26T06:52:09+05:30", "utc": "1925-11-26T01:22:09Z", "ms": -1391639871039.095 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 15:38 on Wed 25 Nov to 14:31 on Thu 26 Nov.", "fact": "1925-11-25T10:08:26Z → 1925-11-26T09:01:04Z" }, { "step": "kaala", "text": "Sunrise is at 06:52 on the 25th and 06:52 on the 26th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 25th and is on the 26th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 27535 s" }, { "step": "ruling", "text": "Mokṣadā Ekādaśī, Thāne, 1925: Thursday 26 November.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-11-26", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-26", "confidence": "determinate" } ], "quote": "In Thāne, Mokṣadā Ekādaśī 1925 falls on Thursday 26 November. Ekādaśī runs from 15:38 on Wed 25 Nov to 14:31 on Thu 26 Nov and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-11-26", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/akhanda-dvadashi", "festival": "akhanda-dvadashi", "name": "Akhaṇḍa Dvādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3168, "anga": { "type": "tithi", "index": 11, "key": "dvadashi", "name": "Dvādaśī", "start": { "local": "1925-11-26T14:31:04+05:30", "utc": "1925-11-26T09:01:04Z", "ms": -1391612335828.3015 }, "end": { "local": "1925-11-27T13:42:24+05:30", "utc": "1925-11-27T08:12:24Z", "ms": -1391528856107.7478 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-26T14:31:04+05:30", "utc": "1925-11-26T09:01:04Z", "ms": -1391612335828.3015 }, "end": { "local": "1925-11-27T13:42:24+05:30", "utc": "1925-11-27T08:12:24Z", "ms": -1391528856107.7478 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-11-26", "window": { "start": { "local": "1925-11-26T12:01:17+05:30", "utc": "1925-11-26T06:31:17Z", "ms": -1391621322881.4243 }, "end": { "local": "1925-11-26T12:49:17+05:30", "utc": "1925-11-26T07:19:17Z", "ms": -1391618442881.4243 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-11-27", "window": { "start": { "local": "1925-11-27T12:01:36+05:30", "utc": "1925-11-27T06:31:36Z", "ms": -1391534903746.9016 }, "end": { "local": "1925-11-27T12:49:36+05:30", "utc": "1925-11-27T07:19:36Z", "ms": -1391532023746.9016 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Dvādaśī runs from 14:31 on Thu 26 Nov to 13:42 on Fri 27 Nov.", "fact": "1925-11-26T09:01:04Z → 1925-11-27T08:12:24Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:01–12:49 on the 26th, 12:02–12:50 on the 27th.", "fact": "madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 26th and 48 of 48 on the 27th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one midday qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 3168 s" }, { "step": "ruling", "text": "Akhaṇḍa Dvādaśī, Thāne, 1925: Friday 27 November.", "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": "1925-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-27", "confidence": "determinate" } ], "quote": "In Thāne, Akhaṇḍa Dvādaśī 1925 falls on Friday 27 November. Dvādaśī runs from 14:31 on Thu 26 Nov to 13:42 on Fri 27 Nov and covers all of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/pradosha-vrata?on=1925-11-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15363, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-11-27T13:42:24+05:30", "utc": "1925-11-27T08:12:24Z", "ms": -1391528856107.7478 }, "end": { "local": "1925-11-28T13:15:27+05:30", "utc": "1925-11-28T07:45:27Z", "ms": -1391444073184.8462 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-27T13:42:24+05:30", "utc": "1925-11-27T08:12:24Z", "ms": -1391528856107.7478 }, "end": { "local": "1925-11-28T13:15:27+05:30", "utc": "1925-11-28T07:45:27Z", "ms": -1391444073184.8462 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-11-27", "window": { "start": { "local": "1925-11-27T17:58:27+05:30", "utc": "1925-11-27T12:28:27Z", "ms": -1391513493389.9795 }, "end": { "local": "1925-11-27T19:41:46+05:30", "utc": "1925-11-27T14:11:46Z", "ms": -1391507293875.2896 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1925-11-28", "window": { "start": { "local": "1925-11-28T17:58:29+05:30", "utc": "1925-11-28T12:28:29Z", "ms": -1391427090754.949 }, "end": { "local": "1925-11-28T19:41:53+05:30", "utc": "1925-11-28T14:11:53Z", "ms": -1391420886633.2397 } }, "covered_min": 0, "window_min": 103, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 13:42 on Fri 27 Nov to 13:15 on Sat 28 Nov.", "fact": "1925-11-27T08:12:24Z → 1925-11-28T07:45:27Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:58–19:42 on the 27th, 17:58–19:42 on the 28th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Trayodaśī must be present during pradoṣa. It covers 103 of 103 minutes on the 27th and 0 of 103 on the 28th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15363 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Friday 27 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": "1925-11-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-27", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Friday 27 November. Trayodaśī runs from 13:42 on Fri 27 Nov to 13:15 on Sat 28 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-11-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/dattatreyotpatti", "festival": "dattatreyotpatti", "name": "Dattātreyotpatti", "everyday": "Datta Jayanti", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-11-29", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 15468, "anga": { "type": "tithi", "index": 14, "key": "purnima", "name": "Pūrṇimā", "start": { "local": "1925-11-29T13:13:45+05:30", "utc": "1925-11-29T07:43:45Z", "ms": -1391357774803.3474 }, "end": { "local": "1925-11-30T13:40:51+05:30", "utc": "1925-11-30T08:10:51Z", "ms": -1391269749287.44 }, "month": { "amanta": 8, "purnimanta": 8, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Mārgaśīrṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-11-29T13:13:45+05:30", "utc": "1925-11-29T07:43:45Z", "ms": -1391357774803.3474 }, "end": { "local": "1925-11-30T13:40:51+05:30", "utc": "1925-11-30T08:10:51Z", "ms": -1391269749287.44 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-11-29", "window": { "start": { "local": "1925-11-29T17:58:33+05:30", "utc": "1925-11-29T12:28:33Z", "ms": -1391340686820.0562 }, "end": { "local": "1925-11-29T19:42:02+05:30", "utc": "1925-11-29T14:12:02Z", "ms": -1391334478252.936 } }, "covered_min": 103, "window_min": 103, "qualifies": true }, { "local_date": "1925-11-30", "window": { "start": { "local": "1925-11-30T17:58:38+05:30", "utc": "1925-11-30T12:28:38Z", "ms": -1391254281587.9983 }, "end": { "local": "1925-11-30T19:42:11+05:30", "utc": "1925-11-30T14:12:11Z", "ms": -1391248068740.2927 } }, "covered_min": 0, "window_min": 104, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Pūrṇimā runs from 13:14 on Sun 29 Nov to 13:41 on Mon 30 Nov.", "fact": "1925-11-29T07:43:45Z → 1925-11-30T08:10:51Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 17:59–19:42 on the 29th, 17:59–19:42 on the 30th.", "fact": "pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Pūrṇimā must be present during pradoṣa. It covers 103 of 103 minutes on the 29th and 0 of 104 on the 30th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104" }, { "step": "tie_break", "text": "Only one evening qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 15468 s" }, { "step": "ruling", "text": "Dattātreyotpatti, Thāne, 1925: Sunday 29 November.", "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": "1925-11-29", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-11-29", "confidence": "determinate" } ], "quote": "In Thāne, Dattātreyotpatti (Datta Jayanti) 1925 falls on Sunday 29 November. Pūrṇimā runs from 13:14 on Sun 29 Nov to 13:41 on Mon 30 Nov and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/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": "/thane/festivals/1925/sankashta-chaturthi?on=1925-12-03", "festival": "sankashta-chaturthi", "name": "Saṅkaṣṭa Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-03", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 3019, "anga": { "type": "tithi", "index": 18, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-12-03T18:12:07+05:30", "utc": "1925-12-03T12:42:07Z", "ms": -1390994272709.3416 }, "end": { "local": "1925-12-04T20:38:38+05:30", "utc": "1925-12-04T15:08:38Z", "ms": -1390899082073.1946 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-03T18:12:07+05:30", "utc": "1925-12-03T12:42:07Z", "ms": -1390994272709.3416 }, "end": { "local": "1925-12-04T20:38:38+05:30", "utc": "1925-12-04T15:08:38Z", "ms": -1390899082073.1946 } }, "kaala": "moonrise", "days": [ { "local_date": "1925-12-03", "window": { "start": { "local": "1925-12-03T20:38:35+05:30", "utc": "1925-12-03T15:08:35Z", "ms": -1390985485240.573 }, "end": { "local": "1925-12-03T20:38:35+05:30", "utc": "1925-12-03T15:08:35Z", "ms": -1390985485240.573 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-12-04", "window": { "start": { "local": "1925-12-04T21:28:57+05:30", "utc": "1925-12-04T15:58:57Z", "ms": -1390896062836.373 }, "end": { "local": "1925-12-04T21:28:57+05:30", "utc": "1925-12-04T15:58:57Z", "ms": -1390896062836.373 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 18:12 on Thu 3 Dec to 20:39 on Fri 4 Dec.", "fact": "1925-12-03T12:42:07Z → 1925-12-04T15:08:38Z" }, { "step": "kaala", "text": "Moonrise is at 20:39 on the 3rd and 21:29 on the 4th.", "fact": "moonrise: disc centre, 31′" }, { "step": "rule", "text": "Caturthī must be current at moonrise. It is on the 3rd and is not on the 4th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 108" }, { "step": "tie_break", "text": "Only one moonrise qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 3019 s" }, { "step": "ruling", "text": "Saṅkaṣṭa Caturthī, Thāne, 1925: Thursday 3 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": "1925-12-03", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-03", "confidence": "determinate" } ], "quote": "In Thāne, Saṅkaṣṭa Caturthī 1925 falls on Thursday 3 December. Caturthī runs from 18:12 on Thu 3 Dec to 20:39 on Fri 4 Dec and is current at moonrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/sankashta-chaturthi?on=1925-12-03", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-12-12", "festival": "ekadashi", "name": "Saphalā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-12", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 4905, "anga": { "type": "tithi", "index": 25, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-12-11T08:37:17+05:30", "utc": "1925-12-11T03:07:17Z", "ms": -1390337563005.3337 }, "end": { "local": "1925-12-12T08:23:46+05:30", "utc": "1925-12-12T02:53:46Z", "ms": -1390251974045.3564 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-11T08:37:17+05:30", "utc": "1925-12-11T03:07:17Z", "ms": -1390337563005.3337 }, "end": { "local": "1925-12-12T08:23:46+05:30", "utc": "1925-12-12T02:53:46Z", "ms": -1390251974045.3564 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-12-11", "window": { "start": { "local": "1925-12-11T07:01:25+05:30", "utc": "1925-12-11T01:31:25Z", "ms": -1390343315231.9631 }, "end": { "local": "1925-12-11T07:01:25+05:30", "utc": "1925-12-11T01:31:25Z", "ms": -1390343315231.9631 } }, "covered_min": 0, "window_min": 0, "qualifies": false }, { "local_date": "1925-12-12", "window": { "start": { "local": "1925-12-12T07:02:01+05:30", "utc": "1925-12-12T01:32:01Z", "ms": -1390256879317.4475 }, "end": { "local": "1925-12-12T07:02:01+05:30", "utc": "1925-12-12T01:32:01Z", "ms": -1390256879317.4475 } }, "covered_min": 1, "window_min": 0, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 08:37 on Fri 11 Dec to 08:24 on Sat 12 Dec.", "fact": "1925-12-11T03:07:17Z → 1925-12-12T02:53:46Z" }, { "step": "kaala", "text": "Sunrise is at 07:01 on the 11th and 07:02 on the 12th.", "fact": "sunrise: upper limb, 31′ + 16′" }, { "step": "rule", "text": "Ekādaśī must be current at sunrise. It is not on the 11th and is on the 12th.", "fact": "Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105" }, { "step": "tie_break", "text": "Only one sunrise qualifies. No tie-break is needed.", "fact": "priority: paraviddha → only-day · margin 4905 s" }, { "step": "ruling", "text": "Saphalā Ekādaśī, Thāne, 1925: Saturday 12 December.", "fact": "confidence: determinate" } ], "rule": { "kind": "lunar", "id": "ekadashi", "references": [ { "text": "Calendar Reform Committee 1955, General Rules for Religious Festivals", "locator": "p. 105", "url": "https://archive.org/details/calendar_reform_comittee_report", "quote": "The general rule prevalent in most part of India is that it is to be observed on the day when the tithi is current at sunrise. If it occurs on two successive days, it is to be observed on the second day. When does not occur on any day, it is to be observed on the day of the tithi, but widows and sannyasins would observe on the next-day." } ], "not_evaluated": "The next-day observance for widows and sannyāsins, the Bengal avoidance of an ekādaśī joined to daśamī, and the Vaiṣṇava aruṇodaya rule belong to other traditions and are not applied.", "kaala": "sunrise", "priority": "paraviddha", "when_absent": "tithi-day" }, "alternatives": [ { "kind": "profile", "profile": "classical@2026.1", "local_date": "1925-12-12", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-12", "confidence": "determinate" } ], "quote": "In Thāne, Saphalā Ekādaśī 1925 falls on Saturday 12 December. Ekādaśī runs from 08:37 on Fri 11 Dec to 08:24 on Sat 12 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-12-12", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-12-13", "festival": "pradosha-vrata", "name": "Kṛṣṇa Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-13", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 35553, "anga": { "type": "tithi", "index": 27, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-12-13T07:22:22+05:30", "utc": "1925-12-13T01:52:22Z", "ms": -1390169257937.4026 }, "end": { "local": "1925-12-14T05:38:25+05:30", "utc": "1925-12-14T00:08:25Z", "ms": -1390089094759.6938 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-13T07:22:22+05:30", "utc": "1925-12-13T01:52:22Z", "ms": -1390169257937.4026 }, "end": { "local": "1925-12-14T05:38:25+05:30", "utc": "1925-12-14T00:08:25Z", "ms": -1390089094759.6938 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-12-12", "window": { "start": { "local": "1925-12-12T18:01:19+05:30", "utc": "1925-12-12T12:31:19Z", "ms": -1390217320693.5403 }, "end": { "local": "1925-12-12T19:45:30+05:30", "utc": "1925-12-12T14:15:30Z", "ms": -1390211070434.2915 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1925-12-13", "window": { "start": { "local": "1925-12-13T18:01:40+05:30", "utc": "1925-12-13T12:31:40Z", "ms": -1390130899563.0588 }, "end": { "local": "1925-12-13T19:45:53+05:30", "utc": "1925-12-13T14:15:53Z", "ms": -1390124647430.3503 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 07:22 on Sun 13 Dec to 05:38 on Mon 14 Dec.", "fact": "1925-12-13T01:52:22Z → 1925-12-14T00:08:25Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:01–19:45 on the 12th, 18:02–19:46 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 104 minutes on the 12th and 104 of 104 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 35553 s" }, { "step": "ruling", "text": "Kṛṣṇa Pradoṣa Vrata, Thāne, 1925: Sunday 13 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": "1925-12-13", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-13", "confidence": "determinate" } ], "quote": "In Thāne, Kṛṣṇa Pradoṣa Vrata 1925 falls on Sunday 13 December. Trayodaśī runs from 07:22 on Sun 13 Dec to 05:38 on Mon 14 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-12-13", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/shivaratri?on=1925-12-14", "festival": "shivaratri", "name": "Śivarātri", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-14", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 8560, "anga": { "type": "tithi", "index": 28, "key": "chaturdashi", "name": "Caturdaśī", "start": { "local": "1925-12-14T05:38:25+05:30", "utc": "1925-12-14T00:08:25Z", "ms": -1390089094759.6938 }, "end": { "local": "1925-12-15T03:19:35+05:30", "utc": "1925-12-14T21:49:35Z", "ms": -1390011025205.9626 }, "month": { "amanta": 8, "purnimanta": 9, "adhika": false, "amanta_name": "Mārgaśīrṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-14T05:38:25+05:30", "utc": "1925-12-14T00:08:25Z", "ms": -1390089094759.6938 }, "end": { "local": "1925-12-15T03:19:35+05:30", "utc": "1925-12-14T21:49:35Z", "ms": -1390011025205.9626 } }, "kaala": "nishita", "days": [ { "local_date": "1925-12-13", "window": { "start": { "local": "1925-12-14T00:08:26+05:30", "utc": "1925-12-13T18:38:26Z", "ms": -1390108894065.4019 }, "end": { "local": "1925-12-14T00:56:26+05:30", "utc": "1925-12-13T19:26:26Z", "ms": -1390106014065.4019 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-12-14", "window": { "start": { "local": "1925-12-15T00:08:54+05:30", "utc": "1925-12-14T18:38:54Z", "ms": -1390022465581.4802 }, "end": { "local": "1925-12-15T00:56:54+05:30", "utc": "1925-12-14T19:26:54Z", "ms": -1390019585581.4802 } }, "covered_min": 48, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturdaśī runs from 05:38 on Mon 14 Dec to 03:20 on Tue 15 Dec.", "fact": "1925-12-14T00:08:25Z → 1925-12-14T21:49:35Z" }, { "step": "kaala", "text": "Niśītha is 1 ghaṭikā either side of midnight: 00:08–00:56 on the 13th, 00:09–00:57 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 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. 108" }, { "step": "tie_break", "text": "Only one night qualifies. No tie-break is needed.", "fact": "priority: unstated → only-day · margin 8560 s" }, { "step": "ruling", "text": "Śivarātri, Thāne, 1925: Monday 14 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": "1925-12-14", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-14", "confidence": "determinate" } ], "quote": "In Thāne, Śivarātri 1925 falls on Monday 14 December. Caturdaśī runs from 05:38 on Mon 14 Dec to 03:20 on Tue 15 Dec and covers all of niśītha that night.", "cite": "https://ahargana.org/thane/festivals/1925/shivaratri?on=1925-12-14", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/vinayaka-chaturthi?on=1925-12-19", "festival": "vinayaka-chaturthi", "name": "Vināyaka Caturthī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-19", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 554, "anga": { "type": "tithi", "index": 3, "key": "chaturthi", "name": "Caturthī", "start": { "local": "1925-12-18T15:17:55+05:30", "utc": "1925-12-18T09:47:55Z", "ms": -1389708724807.894 }, "end": { "local": "1925-12-19T12:20:18+05:30", "utc": "1925-12-19T06:50:18Z", "ms": -1389632981678.5662 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-18T15:17:55+05:30", "utc": "1925-12-18T09:47:55Z", "ms": -1389708724807.894 }, "end": { "local": "1925-12-19T12:20:18+05:30", "utc": "1925-12-19T06:50:18Z", "ms": -1389632981678.5662 } }, "kaala": "madhyahna", "days": [ { "local_date": "1925-12-18", "window": { "start": { "local": "1925-12-18T12:10:35+05:30", "utc": "1925-12-18T06:40:35Z", "ms": -1389719965420.8782 }, "end": { "local": "1925-12-18T12:58:35+05:30", "utc": "1925-12-18T07:28:35Z", "ms": -1389717085420.8782 } }, "covered_min": 0, "window_min": 48, "qualifies": false }, { "local_date": "1925-12-19", "window": { "start": { "local": "1925-12-19T12:11:04+05:30", "utc": "1925-12-19T06:41:04Z", "ms": -1389633535545.209 }, "end": { "local": "1925-12-19T12:59:04+05:30", "utc": "1925-12-19T07:29:04Z", "ms": -1389630655545.209 } }, "covered_min": 9, "window_min": 48, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Caturthī runs from 15:18 on Fri 18 Dec to 12:20 on Sat 19 Dec.", "fact": "1925-12-18T09:47:55Z → 1925-12-19T06:50:18Z" }, { "step": "kaala", "text": "Madhyāhna is 1 ghaṭikā either side of midday: 12:11–12:59 on the 18th, 12:11–12:59 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 9 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 554 s" }, { "step": "ruling", "text": "Vināyaka Caturthī, Thāne, 1925: Saturday 19 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": "1925-12-19", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-19", "confidence": "determinate" } ], "quote": "In Thāne, Vināyaka Caturthī 1925 falls on Saturday 19 December. Caturthī runs from 15:18 on Fri 18 Dec to 12:20 on Sat 19 Dec and covers 9 of 48 minutes of madhyāhna that midday.", "cite": "https://ahargana.org/thane/festivals/1925/vinayaka-chaturthi?on=1925-12-19", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/ekadashi?on=1925-12-25", "festival": "ekadashi", "name": "Putradā Ekādaśī", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-25", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 16167, "anga": { "type": "tithi", "index": 10, "key": "ekadashi", "name": "Ekādaśī", "start": { "local": "1925-12-25T02:36:32+05:30", "utc": "1925-12-24T21:06:32Z", "ms": -1389149608481.861 }, "end": { "local": "1925-12-26T02:40:01+05:30", "utc": "1925-12-25T21:10:01Z", "ms": -1389062998663.1836 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-25T02:36:32+05:30", "utc": "1925-12-24T21:06:32Z", "ms": -1389149608481.861 }, "end": { "local": "1925-12-26T02:40:01+05:30", "utc": "1925-12-25T21:10:01Z", "ms": -1389062998663.1836 } }, "kaala": "sunrise", "days": [ { "local_date": "1925-12-25", "window": { "start": { "local": "1925-12-25T07:09:01+05:30", "utc": "1925-12-25T01:39:01Z", "ms": -1389133259177.5212 }, "end": { "local": "1925-12-25T07:09:01+05:30", "utc": "1925-12-25T01:39:01Z", "ms": -1389133259177.5212 } }, "covered_min": 1, "window_min": 0, "qualifies": true }, { "local_date": "1925-12-26", "window": { "start": { "local": "1925-12-26T07:09:28+05:30", "utc": "1925-12-26T01:39:28Z", "ms": -1389046831847.0715 }, "end": { "local": "1925-12-26T07:09:28+05:30", "utc": "1925-12-26T01:39:28Z", "ms": -1389046831847.0715 } }, "covered_min": 0, "window_min": 0, "qualifies": false } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Ekādaśī runs from 02:37 on Fri 25 Dec to 02:40 on Sat 26 Dec.", "fact": "1925-12-24T21:06:32Z → 1925-12-25T21:10:01Z" }, { "step": "kaala", "text": "Sunrise is at 07:09 on the 25th and 07:09 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 16167 s" }, { "step": "ruling", "text": "Putradā Ekādaśī, Thāne, 1925: Friday 25 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": "1925-12-25", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-25", "confidence": "determinate" } ], "quote": "In Thāne, Putradā Ekādaśī 1925 falls on Friday 25 December. Ekādaśī runs from 02:37 on Fri 25 Dec to 02:40 on Sat 26 Dec and is current at sunrise that day.", "cite": "https://ahargana.org/thane/festivals/1925/ekadashi?on=1925-12-25", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }, { "id": "/thane/festivals/1925/pradosha-vrata?on=1925-12-27", "festival": "pradosha-vrata", "name": "Śukla Pradoṣa Vrata", "tradition": "smarta", "place": "1254661", "year": 1925, "local_date": "1925-12-27", "confidence": "determinate", "boundary_reasons": [], "boundary_margin_s": 26426, "anga": { "type": "tithi", "index": 12, "key": "trayodashi", "name": "Trayodaśī", "start": { "local": "1925-12-27T03:12:25+05:30", "utc": "1925-12-26T21:42:25Z", "ms": -1388974654693.8726 }, "end": { "local": "1925-12-28T04:12:43+05:30", "utc": "1925-12-27T22:42:43Z", "ms": -1388884637391.325 }, "month": { "amanta": 9, "purnimanta": 9, "adhika": false, "amanta_name": "Pauṣa", "purnimanta_name": "Pauṣa" } }, "span": { "of": "tithi", "start": { "local": "1925-12-27T03:12:25+05:30", "utc": "1925-12-26T21:42:25Z", "ms": -1388974654693.8726 }, "end": { "local": "1925-12-28T04:12:43+05:30", "utc": "1925-12-27T22:42:43Z", "ms": -1388884637391.325 } }, "kaala": "pradosha", "days": [ { "local_date": "1925-12-26", "window": { "start": { "local": "1925-12-26T18:07:42+05:30", "utc": "1925-12-26T12:37:42Z", "ms": -1389007338320.9163 }, "end": { "local": "1925-12-26T19:51:59+05:30", "utc": "1925-12-26T14:21:59Z", "ms": -1389001080597.9011 } }, "covered_min": 0, "window_min": 104, "qualifies": false }, { "local_date": "1925-12-27", "window": { "start": { "local": "1925-12-27T18:08:15+05:30", "utc": "1925-12-27T12:38:15Z", "ms": -1388920905067.3628 }, "end": { "local": "1925-12-27T19:52:32+05:30", "utc": "1925-12-27T14:22:32Z", "ms": -1388914648372.881 } }, "covered_min": 104, "window_min": 104, "qualifies": true } ], "decided_by": "only-day", "explanation": [ { "step": "anga", "text": "Trayodaśī runs from 03:12 on Sun 27 Dec to 04:13 on Mon 28 Dec.", "fact": "1925-12-26T21:42:25Z → 1925-12-27T22:42:43Z" }, { "step": "kaala", "text": "Pradoṣa is 2 muhūrtas after sunset: 18:08–19:52 on the 26th, 18:08–19:53 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 104 minutes on the 26th and 104 of 104 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 26426 s" }, { "step": "ruling", "text": "Śukla Pradoṣa Vrata, Thāne, 1925: Sunday 27 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": "1925-12-27", "confidence": "determinate" }, { "kind": "profile", "profile": "compat-drikpanchang@2026.1", "local_date": "1925-12-27", "confidence": "determinate" } ], "quote": "In Thāne, Śukla Pradoṣa Vrata 1925 falls on Sunday 27 December. Trayodaśī runs from 03:12 on Sun 27 Dec to 04:13 on Mon 28 Dec and covers all of pradoṣa that evening.", "cite": "https://ahargana.org/thane/festivals/1925/pradosha-vrata?on=1925-12-27", "method": "pac-rp@2026.1", "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } } ], "engine": { "version": "0.1.0", "ruleset": "2026.3-draft", "kernel": "de440-1900-2100", "kernel_sha256": "7eef444f9e5bd8786b8b5b72e775ecc376991b953a6246ec7a49d2c37434ea74", "tzdata": "2026f" } }