{"id":"vidhyamitra:city-day:ayodhya:1837-08-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1837-08-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1837-08-12","date_display":"August 12, 1837 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":1837,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2392233.770833,"kali_year":4939,"ahargana":1803768.2708,"sun":{"sidereal_longitude":117.2642,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":241.7577,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.4934,"elapsed_within_tithi_degrees":4.4934},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":241.7577,"elapsed_within_degrees":1.7577},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":359.0219},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1837,"month":8,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2392233.770833,"ahargana":1803768.2708,"kali_year":4939,"ayanamsa_lahiri":21.5846,"grahas":{"sun":{"sidereal_longitude":117.48143500000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":238.85483499999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":-3.643},"mars":{"sidereal_longitude":171.77943500000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":133.70273499999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":126.416335,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":142.888235,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":201.381035,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":7.6767,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":187.6767,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1837,"month":8,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2392233.770833,"kali_year":4939,"ahargana":1803768.2708,"sun":{"sidereal_longitude":117.2642,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":241.7577,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":124.4934,"elapsed_within_tithi_degrees":4.4934},"nakshatra":{"number":19,"name":"Mūla","pada":1,"moon_longitude":241.7577,"elapsed_within_degrees":1.7577},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":359.0219},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.643,"elongation":124.493},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.643,"opposition_distance":55.507}},"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":"05:31","sunsetLocal":"18:41","solarNoonLocal":"12:06","dayLengthHours":13.175055156727865,"dayLengthDisplay":"13 Hours 10 Mins 30 Secs","nightLengthDisplay":"10 Hours 49 Mins 30 Secs","moonriseLocal":"14:58","moonsetLocal":"01:25","rahuKala":{"name":"Rāhu Kāla","start":"08:48","end":"10:27","startHours":8.804956224748754,"endHours":10.451838119339737,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:45","end":"15:24","startHours":13.745601908521703,"endHours":15.392483803112686,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:31","end":"07:09","startHours":5.511192435566787,"endHours":7.1580743301577705,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:01","startHours":8.585371972136622,"endHours":9.024540477360885,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.060153067097115,"endHours":6.411487871276525,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:32","startHours":11.659551508706457,"endHours":12.537888519154983,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:45","end":"04:38","startHours":3.7545184146697386,"endHours":4.632855425118263,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:31","startHours":4.413271172506132,"endHours":5.511192435566787,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:18","end":"15:10","startHours":14.29456254005203,"endHours":15.172899550500555,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:29","end":"18:53","startHours":18.486247592294653,"endHours":18.88624759229465,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:41","end":"19:14","startHours":18.686247592294652,"endHours":19.23520822382498,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:26","end":"20:11","startHours":18.436247592294652,"endHours":20.186247592294652,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:32","startHours":23.659551508706457,"endHours":24.537888519154983,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:31","end":"07:09","startHours":5.511192435566787,"endHours":7.1580743301577705,"quality":"inauspicious"},{"name":"Śubha","start":"07:09","end":"08:48","startHours":7.1580743301577705,"endHours":8.804956224748754,"quality":"auspicious"},{"name":"Roga","start":"08:48","end":"10:27","startHours":8.804956224748754,"endHours":10.451838119339737,"quality":"inauspicious"},{"name":"Udveg","start":"10:27","end":"12:06","startHours":10.451838119339737,"endHours":12.09872001393072,"quality":"inauspicious"},{"name":"Chala","start":"12:06","end":"13:45","startHours":12.09872001393072,"endHours":13.745601908521703,"quality":"neutral"},{"name":"Labha","start":"13:45","end":"15:24","startHours":13.745601908521703,"endHours":15.392483803112686,"quality":"auspicious"},{"name":"Amṛta","start":"15:24","end":"17:02","startHours":15.392483803112686,"endHours":17.03936569770367,"quality":"auspicious"},{"name":"Kāla","start":"17:02","end":"18:41","startHours":17.03936569770367,"endHours":18.686247592294652,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:41","end":"20:02","startHours":18.686247592294652,"endHours":20.03936569770367,"quality":"auspicious"},{"name":"Amṛta","start":"20:02","end":"21:24","startHours":20.03936569770367,"endHours":21.392483803112686,"quality":"auspicious"},{"name":"Kāla","start":"21:24","end":"22:45","startHours":21.392483803112686,"endHours":22.745601908521703,"quality":"inauspicious"},{"name":"Śubha","start":"22:45","end":"00:06","startHours":22.745601908521703,"endHours":24.09872001393072,"quality":"auspicious"},{"name":"Roga","start":"00:06","end":"01:27","startHours":24.09872001393072,"endHours":25.451838119339737,"quality":"inauspicious"},{"name":"Udveg","start":"01:27","end":"02:48","startHours":25.451838119339737,"endHours":26.804956224748754,"quality":"inauspicious"},{"name":"Chala","start":"02:48","end":"04:09","startHours":26.804956224748754,"endHours":28.15807433015777,"quality":"neutral"},{"name":"Labha","start":"04:09","end":"05:31","startHours":28.15807433015777,"endHours":29.511192435566787,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:31","end":"06:31","startHours":5.511192435566787,"endHours":6.511192435566787,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:31","end":"07:31","startHours":6.511192435566787,"endHours":7.511192435566787,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:31","end":"08:31","startHours":7.511192435566787,"endHours":8.511192435566787,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:31","end":"09:31","startHours":8.511192435566787,"endHours":9.511192435566787,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:31","end":"10:31","startHours":9.511192435566787,"endHours":10.511192435566787,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:31","end":"11:31","startHours":10.511192435566787,"endHours":11.511192435566787,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:31","end":"12:31","startHours":11.511192435566787,"endHours":12.511192435566787,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:31","end":"13:31","startHours":12.511192435566787,"endHours":13.511192435566787,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:31","end":"14:31","startHours":13.511192435566787,"endHours":14.511192435566787,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:31","end":"15:31","startHours":14.511192435566787,"endHours":15.511192435566787,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:31","end":"16:31","startHours":15.511192435566787,"endHours":16.511192435566787,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:31","end":"17:31","startHours":16.511192435566787,"endHours":17.511192435566787,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:31","end":"18:31","startHours":17.511192435566787,"endHours":18.511192435566787,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:31","end":"19:31","startHours":18.511192435566787,"endHours":19.511192435566787,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:31","end":"20:31","startHours":19.511192435566787,"endHours":20.511192435566787,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:31","end":"21:31","startHours":20.511192435566787,"endHours":21.511192435566787,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:31","end":"22:31","startHours":21.511192435566787,"endHours":22.511192435566787,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:31","end":"23:31","startHours":22.511192435566787,"endHours":23.511192435566787,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:31","end":"00:31","startHours":23.511192435566787,"endHours":24.511192435566787,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:31","end":"01:31","startHours":24.511192435566787,"endHours":25.511192435566787,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:31","end":"02:31","startHours":25.511192435566787,"endHours":26.511192435566787,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:31","end":"03:31","startHours":26.511192435566787,"endHours":27.511192435566787,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:31","end":"04:31","startHours":27.511192435566787,"endHours":28.511192435566787,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:31","end":"05:31","startHours":28.511192435566787,"endHours":29.511192435566787,"planetary_lord":"Mercury"}],"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","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":15.10506413847928,"eotMinutes":-4.739200835843176,"ayanamsa":21.5846}},"calendars":{"vikram_samvat":1894,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1759,"saka_samvatsara":"Hemalambī","bengali_samvat":1244,"malayalam_era":1013,"nanakshahi_year":368,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Ekādaśī · Vikram 1894 Sādhāraṇa · Śaka 1759 Hemalambī"},"festivals":[{"id":"pavitropana-ekadashi","name":"Pavitropanā Ekādaśī (Putradā)","name_sanskrit":"पवित्रोपना एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Confers son; pavitra (sacred thread) ceremony for Viṣṇu.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 August 12, 1837 CE · Ayodhyā · Vidhyamitra","description":"August 12, 1837 CE for Ayodhyā: Śukla Ekādaśī, sūryodaya 05:31, sūryāsta 18:41.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1837-08-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1837-08-12","sa":"https://sa.vidhyamitra.com/city/ayodhya/1837-08-12","hi":"https://hi.vidhyamitra.com/city/ayodhya/1837-08-12","x-default":"https://vidhyamitra.com/city/ayodhya/1837-08-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:15:22.396Z","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":"2026-06-01T00:15:22.396Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:15:22.396Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}