{"id":"vidhyamitra:city-day:howrah:1950-12-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1950-12-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1950-12-01","date_display":"December 1, 1950 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":1950,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433616.770833,"kali_year":5052,"ahargana":1845151.2708,"sun":{"sidereal_longitude":224.7251,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":119.4312,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.7061,"elapsed_within_tithi_degrees":2.7061},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":119.4312,"elapsed_within_degrees":12.7645},"yoga":{"number":26,"name":"Indra","sum_longitude":344.1563},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1950,"month":12,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2433616.770833,"ahargana":1845151.2708,"kali_year":5052,"ayanamsa_lahiri":23.1673,"grahas":{"sun":{"sidereal_longitude":225.10760100000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":115.95960100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false,"latitude":2.6162},"mars":{"sidereal_longitude":266.3966009999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":241.72260100000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":307.60660099999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":229.994501,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":157.90610100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":335.0062,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":155.0062,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"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":1950,"month":12,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2433616.770833,"kali_year":5052,"ahargana":1845151.2708,"sun":{"sidereal_longitude":224.7251,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":119.4312,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":254.7061,"elapsed_within_tithi_degrees":2.7061},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":119.4312,"elapsed_within_degrees":12.7645},"yoga":{"number":26,"name":"Indra","sum_longitude":344.1563},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.616,"elongation":105.294},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.616,"opposition_distance":74.706}},"eclipse_window_40days":[]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"06:01","sunsetLocal":"16:53","solarNoonLocal":"11:27","dayLengthHours":10.861083120843567,"dayLengthDisplay":"10 Hours 51 Mins 40 Secs","nightLengthDisplay":"13 Hours 08 Mins 20 Secs","moonriseLocal":"21:42","moonsetLocal":"10:39","rahuKala":{"name":"Rāhu Kāla","start":"10:05","end":"11:27","startHours":10.089273766554545,"endHours":11.446909156659991,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:10","end":"15:31","startHours":14.162179936870883,"endHours":15.519815326976328,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:22","end":"08:44","startHours":7.374002986343654,"endHours":8.7316383764491,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:33","end":"08:55","startHours":8.550620324435041,"endHours":8.912656428463158,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:28","end":"06:46","startHours":6.468912726273357,"endHours":6.758541609495852,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:05","end":"11:49","startHours":11.084873052631872,"endHours":11.80894526068811,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:18","startHours":4.568223180125733,"endHours":5.29229538818197,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:01","startHours":5.111277336167911,"endHours":6.016367596238208,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:15","end":"13:59","startHours":13.257089676800586,"endHours":13.981161884856824,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:41","end":"17:05","startHours":16.677450717081776,"endHours":17.077450717081774,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:53","end":"17:20","startHours":16.877450717081775,"endHours":17.329995847116923,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:38","end":"18:23","startHours":16.627450717081775,"endHours":18.377450717081775,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:05","end":"23:49","startHours":23.084873052631874,"endHours":23.80894526068811,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:01","end":"07:22","startHours":6.016367596238208,"endHours":7.374002986343654,"quality":"neutral"},{"name":"Labha","start":"07:22","end":"08:44","startHours":7.374002986343654,"endHours":8.7316383764491,"quality":"auspicious"},{"name":"Amṛta","start":"08:44","end":"10:05","startHours":8.7316383764491,"endHours":10.089273766554545,"quality":"auspicious"},{"name":"Kāla","start":"10:05","end":"11:27","startHours":10.089273766554545,"endHours":11.446909156659991,"quality":"inauspicious"},{"name":"Śubha","start":"11:27","end":"12:48","startHours":11.446909156659991,"endHours":12.804544546765438,"quality":"auspicious"},{"name":"Roga","start":"12:48","end":"14:10","startHours":12.804544546765438,"endHours":14.162179936870883,"quality":"inauspicious"},{"name":"Udveg","start":"14:10","end":"15:31","startHours":14.162179936870883,"endHours":15.519815326976328,"quality":"inauspicious"},{"name":"Chala","start":"15:31","end":"16:53","startHours":15.519815326976328,"endHours":16.877450717081775,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"16:53","end":"18:31","startHours":16.877450717081775,"endHours":18.519815326976328,"quality":"inauspicious"},{"name":"Udveg","start":"18:31","end":"20:10","startHours":18.519815326976328,"endHours":20.162179936870885,"quality":"inauspicious"},{"name":"Chala","start":"20:10","end":"21:48","startHours":20.162179936870885,"endHours":21.804544546765438,"quality":"neutral"},{"name":"Labha","start":"21:48","end":"23:27","startHours":21.804544546765438,"endHours":23.44690915665999,"quality":"auspicious"},{"name":"Amṛta","start":"23:27","end":"01:05","startHours":23.44690915665999,"endHours":25.089273766554545,"quality":"auspicious"},{"name":"Kāla","start":"01:05","end":"02:44","startHours":25.089273766554545,"endHours":26.731638376449098,"quality":"inauspicious"},{"name":"Śubha","start":"02:44","end":"04:22","startHours":26.731638376449098,"endHours":28.374002986343655,"quality":"auspicious"},{"name":"Roga","start":"04:22","end":"06:01","startHours":28.374002986343655,"endHours":30.016367596238208,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:01","end":"07:01","startHours":6.016367596238208,"endHours":7.016367596238208,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:01","end":"08:01","startHours":7.016367596238208,"endHours":8.016367596238208,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:01","end":"09:01","startHours":8.016367596238208,"endHours":9.016367596238208,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:01","end":"10:01","startHours":9.016367596238208,"endHours":10.016367596238208,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:01","end":"11:01","startHours":10.016367596238208,"endHours":11.016367596238208,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:01","end":"12:01","startHours":11.016367596238208,"endHours":12.016367596238208,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:01","end":"13:01","startHours":12.016367596238208,"endHours":13.016367596238208,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:01","end":"14:01","startHours":13.016367596238208,"endHours":14.016367596238208,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:01","end":"15:01","startHours":14.016367596238208,"endHours":15.016367596238208,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:01","end":"16:01","startHours":15.016367596238208,"endHours":16.016367596238208,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:01","end":"17:01","startHours":16.016367596238208,"endHours":17.016367596238208,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:01","end":"18:01","startHours":17.016367596238208,"endHours":18.016367596238208,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:01","end":"19:01","startHours":18.016367596238208,"endHours":19.016367596238208,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:01","end":"20:01","startHours":19.016367596238208,"endHours":20.016367596238208,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:01","end":"21:01","startHours":20.016367596238208,"endHours":21.016367596238208,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:01","end":"22:01","startHours":21.016367596238208,"endHours":22.016367596238208,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:01","end":"23:01","startHours":22.016367596238208,"endHours":23.016367596238208,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:01","end":"00:01","startHours":23.016367596238208,"endHours":24.016367596238208,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:01","end":"01:01","startHours":24.016367596238208,"endHours":25.016367596238208,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:01","end":"02:01","startHours":25.016367596238208,"endHours":26.016367596238208,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:01","end":"03:01","startHours":26.016367596238208,"endHours":27.016367596238208,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:01","end":"04:01","startHours":27.016367596238208,"endHours":28.016367596238208,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:01","end":"05:01","startHours":28.016367596238208,"endHours":29.016367596238208,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:01","end":"06:01","startHours":29.016367596238208,"endHours":30.016367596238208,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.683657645666486,"eotMinutes":10.131050600400467,"ayanamsa":23.1673}},"calendars":{"vikram_samvat":2007,"vikram_samvatsara":"Śobhana","saka_samvat":1872,"saka_samvatsara":"Vikṛti","bengali_samvat":1357,"malayalam_era":1126,"nanakshahi_year":481,"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 Saptamī · Vikram 2007 Śobhana · Śaka 1872 Vikṛti"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"howrah"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 1, 1950 CE · Howrah, West Bengal · Vidhyamitra","description":"December 1, 1950 CE for Howrah, West Bengal: Kṛṣṇa Saptamī, sūryodaya 06:01, sūryāsta 16:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1950-12-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1950-12-01","sa":"https://sa.vidhyamitra.com/city/howrah/1950-12-01","hi":"https://hi.vidhyamitra.com/city/howrah/1950-12-01","x-default":"https://vidhyamitra.com/city/howrah/1950-12-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:35:31.974Z","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":"2026-06-01T13:35:31.974Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:35:31.974Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}