{"id":"vidhyamitra:city-day:thane:1920-12-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1920-12-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1920-12-07","date_display":"December 7, 1920 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1920,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422665.770833,"kali_year":5022,"ahargana":1834200.2708,"sun":{"sidereal_longitude":231.6409,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":192.8295,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.1885,"elapsed_within_tithi_degrees":9.1885},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.8295,"elapsed_within_degrees":6.1628},"yoga":{"number":5,"name":"Śobhana","sum_longitude":64.4704},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":1920,"month":12,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2422665.770833,"ahargana":1834200.2708,"kali_year":5022,"ayanamsa_lahiri":22.7485,"grahas":{"sun":{"sidereal_longitude":231.89880900000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":194.132109,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false,"latitude":-0.1893},"mars":{"sidereal_longitude":285.61250900000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":212.87060900000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":145.49680899999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":271.80860899999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":151.666609,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":195.2429,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":15.2429,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1920,"month":12,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2422665.770833,"kali_year":5022,"ahargana":1834200.2708,"sun":{"sidereal_longitude":231.6409,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":192.8295,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":321.1885,"elapsed_within_tithi_degrees":9.1885},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":192.8295,"elapsed_within_degrees":6.1628},"yoga":{"number":5,"name":"Śobhana","sum_longitude":64.4704},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.189,"elongation":38.811},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.189,"opposition_distance":141.189}},"eclipse_window_40days":[]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"07:00","sunsetLocal":"18:01","solarNoonLocal":"12:30","dayLengthHours":11.018689740195946,"dayLengthDisplay":"11 Hours 01 Mins 07 Secs","nightLengthDisplay":"12 Hours 58 Mins 53 Secs","moonriseLocal":"04:16","moonsetLocal":"15:42","rahuKala":{"name":"Rāhu Kāla","start":"15:16","end":"16:38","startHours":15.260737492993366,"endHours":16.638073710517858,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:45","end":"11:08","startHours":9.751392622895393,"endHours":11.128728840419885,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:30","end":"13:53","startHours":12.50606505794438,"endHours":13.883401275468874,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:56","startHours":9.567747793892128,"endHours":9.935037451898658,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:27","end":"07:45","startHours":7.455832260354571,"endHours":7.749663986759796,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:08","end":"12:52","startHours":12.138775399937847,"endHours":12.873354715950912,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:32","end":"06:16","startHours":5.527561555820281,"endHours":6.262140871833344,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:05","end":"07:00","startHours":6.078496042830078,"endHours":6.996720187846407,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:05","startHours":14.342513347977036,"endHours":15.077092663990099,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:49","end":"18:13","startHours":17.815409928042353,"endHours":18.21540992804235,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:01","end":"18:28","startHours":18.015409928042352,"endHours":18.474522000550518,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:46","end":"19:31","startHours":17.765409928042352,"endHours":19.515409928042352,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:08","end":"00:52","startHours":24.13877539993785,"endHours":24.87335471595091,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:00","end":"08:22","startHours":6.996720187846407,"endHours":8.3740564053709,"quality":"inauspicious"},{"name":"Udveg","start":"08:22","end":"09:45","startHours":8.3740564053709,"endHours":9.751392622895393,"quality":"inauspicious"},{"name":"Chala","start":"09:45","end":"11:08","startHours":9.751392622895393,"endHours":11.128728840419885,"quality":"neutral"},{"name":"Labha","start":"11:08","end":"12:30","startHours":11.128728840419885,"endHours":12.50606505794438,"quality":"auspicious"},{"name":"Amṛta","start":"12:30","end":"13:53","startHours":12.50606505794438,"endHours":13.883401275468874,"quality":"auspicious"},{"name":"Kāla","start":"13:53","end":"15:16","startHours":13.883401275468874,"endHours":15.260737492993366,"quality":"inauspicious"},{"name":"Śubha","start":"15:16","end":"16:38","startHours":15.260737492993366,"endHours":16.638073710517858,"quality":"auspicious"},{"name":"Roga","start":"16:38","end":"18:01","startHours":16.638073710517858,"endHours":18.015409928042352,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:01","end":"19:38","startHours":18.015409928042352,"endHours":19.638073710517858,"quality":"inauspicious"},{"name":"Śubha","start":"19:38","end":"21:16","startHours":19.638073710517858,"endHours":21.260737492993364,"quality":"auspicious"},{"name":"Roga","start":"21:16","end":"22:53","startHours":21.260737492993364,"endHours":22.883401275468874,"quality":"inauspicious"},{"name":"Udveg","start":"22:53","end":"00:30","startHours":22.883401275468874,"endHours":24.50606505794438,"quality":"inauspicious"},{"name":"Chala","start":"00:30","end":"02:08","startHours":24.50606505794438,"endHours":26.128728840419885,"quality":"neutral"},{"name":"Labha","start":"02:08","end":"03:45","startHours":26.128728840419885,"endHours":27.751392622895395,"quality":"auspicious"},{"name":"Amṛta","start":"03:45","end":"05:22","startHours":27.751392622895395,"endHours":29.3740564053709,"quality":"auspicious"},{"name":"Kāla","start":"05:22","end":"07:00","startHours":29.3740564053709,"endHours":30.996720187846407,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":6.996720187846407,"endHours":7.996720187846407,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":7.996720187846407,"endHours":8.996720187846407,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":8.996720187846407,"endHours":9.996720187846407,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":9.996720187846407,"endHours":10.996720187846407,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":10.996720187846407,"endHours":11.996720187846407,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":11.996720187846407,"endHours":12.996720187846407,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":12.996720187846407,"endHours":13.996720187846407,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":13.996720187846407,"endHours":14.996720187846407,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":14.996720187846407,"endHours":15.996720187846407,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":15.996720187846407,"endHours":16.996720187846407,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":16.996720187846407,"endHours":17.996720187846407,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":17.996720187846407,"endHours":18.996720187846407,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":18.996720187846407,"endHours":19.996720187846407,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":19.996720187846407,"endHours":20.996720187846407,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":20.996720187846407,"endHours":21.996720187846407,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":21.996720187846407,"endHours":22.996720187846407,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":22.996720187846407,"endHours":23.996720187846407,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":23.996720187846407,"endHours":24.996720187846407,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":24.996720187846407,"endHours":25.996720187846407,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":25.996720187846407,"endHours":26.996720187846407,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":26.996720187846407,"endHours":27.996720187846407,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":27.996720187846407,"endHours":28.996720187846407,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":28.996720187846407,"endHours":29.996720187846407,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":29.996720187846407,"endHours":30.996720187846407,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"North","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.55307680087403,"eotMinutes":7.723696523337262,"ayanamsa":22.7485}},"calendars":{"vikram_samvat":1977,"vikram_samvatsara":"Śrīmukha","saka_samvat":1842,"saka_samvatsara":"Raudra","bengali_samvat":1327,"malayalam_era":1096,"nanakshahi_year":451,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Dvādaśī · Vikram 1977 Śrīmukha · Śaka 1842 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 7, 1920 CE · Thane, Maharashtra · Vidhyamitra","description":"December 7, 1920 CE for Thane, Maharashtra: Kṛṣṇa Dvādaśī, sūryodaya 07:00, sūryāsta 18:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1920-12-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1920-12-07","sa":"https://sa.vidhyamitra.com/city/thane/1920-12-07","hi":"https://hi.vidhyamitra.com/city/thane/1920-12-07","x-default":"https://vidhyamitra.com/city/thane/1920-12-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:26:09.522Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-05-31T11:26:09.522Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:26:09.522Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}