{"id":"vidhyamitra:city-day:ayodhya:1812-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1812-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1812-12-10","date_display":"December 10, 1812 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":1812,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383222.770833,"kali_year":4914,"ahargana":1794757.2708,"sun":{"sidereal_longitude":236.7086,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":309.966,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":73.2574,"elapsed_within_tithi_degrees":1.2574},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":309.966,"elapsed_within_degrees":3.2993},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.6746},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1812,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2383222.770833,"ahargana":1794757.2708,"kali_year":4914,"ayanamsa_lahiri":21.2399,"grahas":{"sun":{"sidereal_longitude":236.67122199999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":307.44532200000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":-0.3795},"mars":{"sidereal_longitude":191.47002199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":259.75772200000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":109.32672200000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":199.949022,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":258.38232199999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":125.1228,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":305.1228,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"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":1812,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383222.770833,"kali_year":4914,"ahargana":1794757.2708,"sun":{"sidereal_longitude":236.7086,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":309.966,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":73.2574,"elapsed_within_tithi_degrees":1.2574},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1,"moon_longitude":309.966,"elapsed_within_degrees":3.2993},"yoga":{"number":15,"name":"Vajra","sum_longitude":186.6746},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.38,"elongation":73.257},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.38,"opposition_distance":106.743}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:40","sunsetLocal":"17:10","solarNoonLocal":"11:55","dayLengthHours":10.496398339142,"dayLengthDisplay":"10 Hours 29 Mins 47 Secs","nightLengthDisplay":"13 Hours 30 Mins 13 Secs","moonriseLocal":"11:00","moonsetLocal":"22:16","rahuKala":{"name":"Rāhu Kāla","start":"13:13","end":"14:32","startHours":13.2246162600885,"endHours":14.536666052481248,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:40","end":"07:59","startHours":6.6643672981247475,"endHours":7.976417090517497,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:17","end":"10:36","startHours":9.288466882910248,"endHours":10.600516675302998,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:28","startHours":9.113526910591215,"endHours":9.46340685522928,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:06","end":"07:23","startHours":7.101717228922331,"endHours":7.381621184632784,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:16","startHours":11.562686523057682,"endHours":12.262446412333816,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:16","end":"05:58","startHours":5.264847519572481,"endHours":5.9646074088486145,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:47","end":"06:40","startHours":5.789667436529581,"endHours":6.6643672981247475,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:22","startHours":13.661966190886082,"endHours":14.361726080162216,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.96076563726675,"endHours":17.36076563726675,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:36","startHours":17.16076563726675,"endHours":17.598115568064333,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.91076563726675,"endHours":18.66076563726675,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:16","startHours":23.562686523057682,"endHours":24.262446412333812,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:40","end":"07:59","startHours":6.6643672981247475,"endHours":7.976417090517497,"quality":"auspicious"},{"name":"Roga","start":"07:59","end":"09:17","startHours":7.976417090517497,"endHours":9.288466882910248,"quality":"inauspicious"},{"name":"Udveg","start":"09:17","end":"10:36","startHours":9.288466882910248,"endHours":10.600516675302998,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"11:55","startHours":10.600516675302998,"endHours":11.912566467695747,"quality":"neutral"},{"name":"Labha","start":"11:55","end":"13:13","startHours":11.912566467695747,"endHours":13.2246162600885,"quality":"auspicious"},{"name":"Amṛta","start":"13:13","end":"14:32","startHours":13.2246162600885,"endHours":14.536666052481248,"quality":"auspicious"},{"name":"Kāla","start":"14:32","end":"15:51","startHours":14.536666052481248,"endHours":15.848715844873997,"quality":"inauspicious"},{"name":"Śubha","start":"15:51","end":"17:10","startHours":15.848715844873997,"endHours":17.16076563726675,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:10","end":"18:51","startHours":17.16076563726675,"endHours":18.848715844874,"quality":"auspicious"},{"name":"Kāla","start":"18:51","end":"20:32","startHours":18.848715844874,"endHours":20.536666052481248,"quality":"inauspicious"},{"name":"Śubha","start":"20:32","end":"22:13","startHours":20.536666052481248,"endHours":22.2246162600885,"quality":"auspicious"},{"name":"Roga","start":"22:13","end":"23:55","startHours":22.2246162600885,"endHours":23.912566467695747,"quality":"inauspicious"},{"name":"Udveg","start":"23:55","end":"01:36","startHours":23.912566467695747,"endHours":25.600516675303,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"03:17","startHours":25.600516675303,"endHours":27.28846688291025,"quality":"neutral"},{"name":"Labha","start":"03:17","end":"04:59","startHours":27.28846688291025,"endHours":28.9764170905175,"quality":"auspicious"},{"name":"Amṛta","start":"04:59","end":"06:40","startHours":28.9764170905175,"endHours":30.66436729812475,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.6643672981247475,"endHours":7.6643672981247475,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.6643672981247475,"endHours":8.664367298124748,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.664367298124748,"endHours":9.664367298124748,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.664367298124748,"endHours":10.664367298124748,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.664367298124748,"endHours":11.664367298124748,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.664367298124748,"endHours":12.664367298124748,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.664367298124748,"endHours":13.664367298124748,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.664367298124748,"endHours":14.664367298124748,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.664367298124748,"endHours":15.664367298124748,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.664367298124748,"endHours":16.66436729812475,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.66436729812475,"endHours":17.66436729812475,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.66436729812475,"endHours":18.66436729812475,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.66436729812475,"endHours":19.66436729812475,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.66436729812475,"endHours":20.66436729812475,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.66436729812475,"endHours":21.66436729812475,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.66436729812475,"endHours":22.66436729812475,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.66436729812475,"endHours":23.66436729812475,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.66436729812475,"endHours":24.66436729812475,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.66436729812475,"endHours":25.66436729812475,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.66436729812475,"endHours":26.66436729812475,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.66436729812475,"endHours":27.66436729812475,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.66436729812475,"endHours":28.66436729812475,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.66436729812475,"endHours":29.66436729812475,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.66436729812475,"endHours":30.66436729812475,"planetary_lord":"Moon"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","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":-22.88683705408425,"eotMinutes":6.4300119382551255,"ayanamsa":21.2399}},"calendars":{"vikram_samvat":1869,"vikram_samvatsara":"Pārthiva","saka_samvat":1734,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1219,"malayalam_era":988,"nanakshahi_year":343,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","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 Śukla Saptamī · Vikram 1869 Pārthiva · Śaka 1734 Aṅgirasa"},"festivals":[],"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":[]},"validity":{"eternal":false,"location_specific":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 10, 1812 CE · Ayodhyā · Vidhyamitra","description":"December 10, 1812 CE for Ayodhyā: Śukla Saptamī, sūryodaya 06:40, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1812-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1812-12-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/1812-12-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/1812-12-10","x-default":"https://vidhyamitra.com/city/ayodhya/1812-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:02:11.996Z","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":"2026-05-31T19:02:11.996Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:02:11.996Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}