{"id":"vidhyamitra:city-day:ayodhya:2197-12-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2197-12-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2197-12-19","date_display":"December 19, 2197 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":2197,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523850.770833,"kali_year":5299,"ahargana":1935385.2708,"sun":{"sidereal_longitude":240.1746,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":357.7836,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.609,"elapsed_within_tithi_degrees":9.609},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.7836,"elapsed_within_degrees":11.1169},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.9581},"karana":{"half_tithi_index":19,"name":"Gara"},"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":2197,"month":12,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2523850.770833,"ahargana":1935385.2708,"kali_year":5299,"ayanamsa_lahiri":26.6184,"grahas":{"sun":{"sidereal_longitude":241.01729799999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":0.3704979999999978,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":3.7378},"mars":{"sidereal_longitude":85.58389799999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":230.184298,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":248.35429799999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":200.02119800000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":276.93859799999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":233.9746,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":53.9746,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2197,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523850.770833,"kali_year":5299,"ahargana":1935385.2708,"sun":{"sidereal_longitude":240.1746,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":357.7836,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.609,"elapsed_within_tithi_degrees":9.609},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":357.7836,"elapsed_within_degrees":11.1169},"yoga":{"number":18,"name":"Varīyān","sum_longitude":237.9581},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.738,"elongation":117.609},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.738,"opposition_distance":62.391}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":-0.399,"elongation":0.517}]},"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":"06:45","sunsetLocal":"17:12","solarNoonLocal":"11:59","dayLengthHours":10.45398641844139,"dayLengthDisplay":"10 Hours 27 Mins 14 Secs","nightLengthDisplay":"13 Hours 32 Mins 46 Secs","moonriseLocal":"13:32","moonsetLocal":"02:20","rahuKala":{"name":"Rāhu Kāla","start":"14:36","end":"15:54","startHours":14.594556098541538,"endHours":15.901304400846712,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:22","end":"10:40","startHours":9.367562889320842,"endHours":10.674311191626018,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:59","end":"13:17","startHours":11.981059493931191,"endHours":13.287807796236365,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:33","startHours":9.193329782346819,"endHours":9.541795996294866,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:28","startHours":7.189649052145553,"endHours":7.46842202330399,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:20","startHours":11.632593279983144,"endHours":12.329525707879238,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:22","end":"06:03","startHours":5.36020142891831,"endHours":6.057133856814403,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:45","startHours":5.882900749840379,"endHours":6.754066284710495,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:43","end":"14:25","startHours":13.723390563671423,"endHours":14.420322991567515,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":17.008052703151886,"endHours":17.408052703151885,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:39","startHours":17.208052703151886,"endHours":17.643635470586943,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.958052703151886,"endHours":18.708052703151886,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:20","startHours":23.632593279983144,"endHours":24.329525707879238,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:45","end":"08:04","startHours":6.754066284710495,"endHours":8.060814587015669,"quality":"inauspicious"},{"name":"Udveg","start":"08:04","end":"09:22","startHours":8.060814587015669,"endHours":9.367562889320842,"quality":"inauspicious"},{"name":"Chala","start":"09:22","end":"10:40","startHours":9.367562889320842,"endHours":10.674311191626018,"quality":"neutral"},{"name":"Labha","start":"10:40","end":"11:59","startHours":10.674311191626018,"endHours":11.981059493931191,"quality":"auspicious"},{"name":"Amṛta","start":"11:59","end":"13:17","startHours":11.981059493931191,"endHours":13.287807796236365,"quality":"auspicious"},{"name":"Kāla","start":"13:17","end":"14:36","startHours":13.287807796236365,"endHours":14.594556098541538,"quality":"inauspicious"},{"name":"Śubha","start":"14:36","end":"15:54","startHours":14.594556098541538,"endHours":15.901304400846712,"quality":"auspicious"},{"name":"Roga","start":"15:54","end":"17:12","startHours":15.901304400846712,"endHours":17.208052703151886,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:12","end":"18:54","startHours":17.208052703151886,"endHours":18.901304400846712,"quality":"inauspicious"},{"name":"Śubha","start":"18:54","end":"20:36","startHours":18.901304400846712,"endHours":20.59455609854154,"quality":"auspicious"},{"name":"Roga","start":"20:36","end":"22:17","startHours":20.59455609854154,"endHours":22.287807796236365,"quality":"inauspicious"},{"name":"Udveg","start":"22:17","end":"23:59","startHours":22.287807796236365,"endHours":23.98105949393119,"quality":"inauspicious"},{"name":"Chala","start":"23:59","end":"01:40","startHours":23.98105949393119,"endHours":25.674311191626018,"quality":"neutral"},{"name":"Labha","start":"01:40","end":"03:22","startHours":25.674311191626018,"endHours":27.367562889320844,"quality":"auspicious"},{"name":"Amṛta","start":"03:22","end":"05:04","startHours":27.367562889320844,"endHours":29.06081458701567,"quality":"auspicious"},{"name":"Kāla","start":"05:04","end":"06:45","startHours":29.06081458701567,"endHours":30.754066284710497,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.754066284710495,"endHours":7.754066284710495,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.754066284710495,"endHours":8.754066284710495,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.754066284710495,"endHours":9.754066284710495,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.754066284710495,"endHours":10.754066284710495,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.754066284710495,"endHours":11.754066284710495,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.754066284710495,"endHours":12.754066284710495,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.754066284710495,"endHours":13.754066284710495,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.754066284710495,"endHours":14.754066284710495,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.754066284710495,"endHours":15.754066284710495,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.754066284710495,"endHours":16.754066284710497,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.754066284710497,"endHours":17.754066284710497,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.754066284710497,"endHours":18.754066284710497,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.754066284710497,"endHours":19.754066284710497,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.754066284710497,"endHours":20.754066284710497,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.754066284710497,"endHours":21.754066284710497,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.754066284710497,"endHours":22.754066284710497,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.754066284710497,"endHours":23.754066284710497,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.754066284710497,"endHours":24.754066284710497,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.754066284710497,"endHours":25.754066284710497,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.754066284710497,"endHours":26.754066284710497,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.754066284710497,"endHours":27.754066284710497,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.754066284710497,"endHours":28.754066284710497,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.754066284710497,"endHours":29.754066284710497,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.754066284710497,"endHours":30.754066284710497,"planetary_lord":"Saturn"}],"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.415358236748293,"eotMinutes":2.3204303641286352,"ayanamsa":26.6184}},"calendars":{"vikram_samvat":2254,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2119,"saka_samvatsara":"Hemalambī","bengali_samvat":1604,"malayalam_era":1373,"nanakshahi_year":728,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Daśamī · Vikram 2254 Sādhāraṇa · Śaka 2119 Hemalambī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"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":"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 19, 2197 CE · Ayodhyā · Vidhyamitra","description":"December 19, 2197 CE for Ayodhyā: Śukla Daśamī, sūryodaya 06:45, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2197-12-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2197-12-19","sa":"https://sa.vidhyamitra.com/city/ayodhya/2197-12-19","hi":"https://hi.vidhyamitra.com/city/ayodhya/2197-12-19","x-default":"https://vidhyamitra.com/city/ayodhya/2197-12-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T15:08:46.749Z","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":"2026-05-22T15:08:46.749Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T15:08:46.749Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}