{"id":"vidhyamitra:city-day:thane:1817-03-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1817-03-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-03-20","date_display":"March 20, 1817 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":1817,"month":3,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384783.770833,"kali_year":4918,"ahargana":1796318.2708,"sun":{"sidereal_longitude":338.3996,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":4.4901,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.0906,"elapsed_within_tithi_degrees":2.0906},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.4901,"elapsed_within_degrees":4.4901},"yoga":{"number":26,"name":"Indra","sum_longitude":342.8897},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1817,"month":3,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384783.770833,"ahargana":1796318.2708,"kali_year":4918,"ayanamsa_lahiri":21.2996,"grahas":{"sun":{"sidereal_longitude":337.79888000000005,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":1.277780000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":-2.764},"mars":{"sidereal_longitude":292.05818,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":315.94468000000006,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":231.66827999999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":26.302880000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":310.82398,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":42.4135,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":222.4135,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1817,"month":3,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384783.770833,"kali_year":4918,"ahargana":1796318.2708,"sun":{"sidereal_longitude":338.3996,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":4.4901,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":26.0906,"elapsed_within_tithi_degrees":2.0906},"nakshatra":{"number":1,"name":"Aśvinī","pada":2,"moon_longitude":4.4901,"elapsed_within_degrees":4.4901},"yoga":{"number":26,"name":"Indra","sum_longitude":342.8897},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.764,"elongation":26.091},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.764,"opposition_distance":153.909}},"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":"06:43","sunsetLocal":"18:49","solarNoonLocal":"12:46","dayLengthHours":12.100957219438733,"dayLengthDisplay":"12 Hours 06 Mins 03 Secs","nightLengthDisplay":"11 Hours 53 Mins 57 Secs","moonriseLocal":"08:05","moonsetLocal":"20:35","rahuKala":{"name":"Rāhu Kāla","start":"14:17","end":"15:48","startHours":14.283296073474423,"endHours":15.795915725904266,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:43","end":"08:14","startHours":6.720197811325215,"endHours":8.232817463755056,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:45","end":"11:15","startHours":9.745437116184899,"endHours":11.25805676861474,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:57","startHours":9.54375449586092,"endHours":9.947119736508878,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:33","startHours":7.224404362135162,"endHours":7.547096554653528,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:22","end":"13:10","startHours":12.367311180396623,"endHours":13.174041661692538,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:06","end":"05:55","startHours":5.106736848733384,"endHours":5.913467330029299,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:43","startHours":5.71178470970532,"endHours":6.720197811325215,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:47","end":"15:36","startHours":14.787502624284368,"endHours":15.594233105580283,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.621155030763948,"endHours":19.021155030763946,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:20","startHours":18.821155030763947,"endHours":19.325361581573894,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.571155030763947,"endHours":20.321155030763947,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:22","end":"01:10","startHours":24.367311180396623,"endHours":25.174041661692538,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:43","end":"08:14","startHours":6.720197811325215,"endHours":8.232817463755056,"quality":"auspicious"},{"name":"Roga","start":"08:14","end":"09:45","startHours":8.232817463755056,"endHours":9.745437116184899,"quality":"inauspicious"},{"name":"Udveg","start":"09:45","end":"11:15","startHours":9.745437116184899,"endHours":11.25805676861474,"quality":"inauspicious"},{"name":"Chala","start":"11:15","end":"12:46","startHours":11.25805676861474,"endHours":12.77067642104458,"quality":"neutral"},{"name":"Labha","start":"12:46","end":"14:17","startHours":12.77067642104458,"endHours":14.283296073474423,"quality":"auspicious"},{"name":"Amṛta","start":"14:17","end":"15:48","startHours":14.283296073474423,"endHours":15.795915725904266,"quality":"auspicious"},{"name":"Kāla","start":"15:48","end":"17:19","startHours":15.795915725904266,"endHours":17.308535378334106,"quality":"inauspicious"},{"name":"Śubha","start":"17:19","end":"18:49","startHours":17.308535378334106,"endHours":18.821155030763947,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:49","end":"20:19","startHours":18.821155030763947,"endHours":20.308535378334106,"quality":"auspicious"},{"name":"Kāla","start":"20:19","end":"21:48","startHours":20.308535378334106,"endHours":21.795915725904266,"quality":"inauspicious"},{"name":"Śubha","start":"21:48","end":"23:17","startHours":21.795915725904266,"endHours":23.28329607347442,"quality":"auspicious"},{"name":"Roga","start":"23:17","end":"00:46","startHours":23.28329607347442,"endHours":24.77067642104458,"quality":"inauspicious"},{"name":"Udveg","start":"00:46","end":"02:15","startHours":24.77067642104458,"endHours":26.25805676861474,"quality":"inauspicious"},{"name":"Chala","start":"02:15","end":"03:45","startHours":26.25805676861474,"endHours":27.745437116184895,"quality":"neutral"},{"name":"Labha","start":"03:45","end":"05:14","startHours":27.745437116184895,"endHours":29.232817463755055,"quality":"auspicious"},{"name":"Amṛta","start":"05:14","end":"06:43","startHours":29.232817463755055,"endHours":30.720197811325214,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.720197811325215,"endHours":7.720197811325215,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.720197811325215,"endHours":8.720197811325214,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.720197811325214,"endHours":9.720197811325214,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.720197811325214,"endHours":10.720197811325214,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.720197811325214,"endHours":11.720197811325214,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.720197811325214,"endHours":12.720197811325214,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.720197811325214,"endHours":13.720197811325214,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.720197811325214,"endHours":14.720197811325214,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.720197811325214,"endHours":15.720197811325214,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.720197811325214,"endHours":16.720197811325214,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.720197811325214,"endHours":17.720197811325214,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.720197811325214,"endHours":18.720197811325214,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.720197811325214,"endHours":19.720197811325214,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.720197811325214,"endHours":20.720197811325214,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.720197811325214,"endHours":21.720197811325214,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.720197811325214,"endHours":22.720197811325214,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.720197811325214,"endHours":23.720197811325214,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.720197811325214,"endHours":24.720197811325214,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.720197811325214,"endHours":25.720197811325214,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.720197811325214,"endHours":26.720197811325214,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.720197811325214,"endHours":27.720197811325214,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.720197811325214,"endHours":28.720197811325214,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.720197811325214,"endHours":29.720197811325214,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.720197811325214,"endHours":30.720197811325214,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-0.35855131360101433,"eotMinutes":-8.152985262674756,"ayanamsa":21.2996}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Tṛtīyā · Vikram 1874 Vikṛti · Śaka 1739 Īśvara"},"festivals":[{"id":"matsya-jayanti","name":"Matsya Jayantī","name_sanskrit":"मत्स्य जयन्ती","tradition":"Vaishnava","associated_deity":"Matsya (1st daśāvatāra of Krishna)","deity_avatara_index":10,"significance":"Matsya saved Vaivasvata Manu and the Vedas during the cosmic deluge.","vrata":false,"detection":{"tithi_number":3,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":4,"sources":["Bhāgavata 8.24","Matsya Purāṇa 1-2"]}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 March 20, 1817 CE · Thane, Maharashtra · Vidhyamitra","description":"March 20, 1817 CE for Thane, Maharashtra: Śukla Tṛtīyā, sūryodaya 06:43, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1817-03-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1817-03-20","sa":"https://sa.vidhyamitra.com/city/thane/1817-03-20","hi":"https://hi.vidhyamitra.com/city/thane/1817-03-20","x-default":"https://vidhyamitra.com/city/thane/1817-03-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T14:32:46.492Z","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":"2026-06-05T14:32:46.492Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T14:32:46.492Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}