{"id":"vidhyamitra:city-day:ayodhya:2197-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2197-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2197-12-10","date_display":"December 10, 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":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523841.770833,"kali_year":5299,"ahargana":1935376.2708,"sun":{"sidereal_longitude":230.9493,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":243.6659,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.7165,"elapsed_within_tithi_degrees":0.7165},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.6659,"elapsed_within_degrees":3.6659},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.6152},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2523841.770833,"ahargana":1935376.2708,"kali_year":5299,"ayanamsa_lahiri":26.6181,"grahas":{"sun":{"sidereal_longitude":231.870142,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":244.05834200000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":0.7199},"mars":{"sidereal_longitude":87.53664200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":216.265442,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":246.31244199999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"venus":{"sidereal_longitude":197.488242,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":276.049842,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":234.4515,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":54.4515,"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":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523841.770833,"kali_year":5299,"ahargana":1935376.2708,"sun":{"sidereal_longitude":230.9493,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":243.6659,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":12.7165,"elapsed_within_tithi_degrees":0.7165},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.6659,"elapsed_within_degrees":3.6659},"yoga":{"number":9,"name":"Śūla","sum_longitude":114.6152},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.72,"elongation":12.717},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.72,"opposition_distance":167.283}},"eclipse_window_40days":[{"offset_days":-1,"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":"06:40","sunsetLocal":"17:10","solarNoonLocal":"11:55","dayLengthHours":10.492324902105588,"dayLengthDisplay":"10 Hours 29 Mins 32 Secs","nightLengthDisplay":"13 Hours 30 Mins 28 Secs","moonriseLocal":"07:31","moonsetLocal":"17:56","rahuKala":{"name":"Rāhu Kāla","start":"15:51","end":"17:10","startHours":15.847188305985345,"endHours":17.158728918748544,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:55","end":"13:13","startHours":11.91256646769575,"endHours":13.224107080458948,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:32","end":"15:51","startHours":14.535647693222147,"endHours":15.847188305985345,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:28","startHours":9.114613160467593,"endHours":9.464357323871113,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:06","end":"07:23","startHours":7.103584220897355,"endHours":7.383379551620171,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:16","startHours":11.56282230429223,"endHours":12.262310631099268,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:16","end":"05:58","startHours":5.267427363028877,"endHours":5.966915689835917,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:48","end":"06:40","startHours":5.792043608134156,"endHours":6.6664040166429555,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:40","end":"14:22","startHours":13.661287284713348,"endHours":14.360775611520387,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:58","end":"17:22","startHours":16.958728918748545,"endHours":17.358728918748543,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:10","end":"17:36","startHours":17.158728918748544,"endHours":17.595909123002944,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:55","end":"18:40","startHours":16.908728918748544,"endHours":18.658728918748544,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:16","startHours":23.562822304292226,"endHours":24.262310631099268,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:40","end":"07:59","startHours":6.6664040166429555,"endHours":7.977944629406154,"quality":"inauspicious"},{"name":"Chala","start":"07:59","end":"09:17","startHours":7.977944629406154,"endHours":9.289485242169352,"quality":"neutral"},{"name":"Labha","start":"09:17","end":"10:36","startHours":9.289485242169352,"endHours":10.601025854932551,"quality":"auspicious"},{"name":"Amṛta","start":"10:36","end":"11:55","startHours":10.601025854932551,"endHours":11.91256646769575,"quality":"auspicious"},{"name":"Kāla","start":"11:55","end":"13:13","startHours":11.91256646769575,"endHours":13.224107080458948,"quality":"inauspicious"},{"name":"Śubha","start":"13:13","end":"14:32","startHours":13.224107080458948,"endHours":14.535647693222147,"quality":"auspicious"},{"name":"Roga","start":"14:32","end":"15:51","startHours":14.535647693222147,"endHours":15.847188305985345,"quality":"inauspicious"},{"name":"Udveg","start":"15:51","end":"17:10","startHours":15.847188305985345,"endHours":17.158728918748544,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:10","end":"18:51","startHours":17.158728918748544,"endHours":18.847188305985345,"quality":"auspicious"},{"name":"Roga","start":"18:51","end":"20:32","startHours":18.847188305985345,"endHours":20.535647693222145,"quality":"inauspicious"},{"name":"Udveg","start":"20:32","end":"22:13","startHours":20.535647693222145,"endHours":22.22410708045895,"quality":"inauspicious"},{"name":"Chala","start":"22:13","end":"23:55","startHours":22.22410708045895,"endHours":23.91256646769575,"quality":"neutral"},{"name":"Labha","start":"23:55","end":"01:36","startHours":23.91256646769575,"endHours":25.60102585493255,"quality":"auspicious"},{"name":"Amṛta","start":"01:36","end":"03:17","startHours":25.60102585493255,"endHours":27.289485242169352,"quality":"auspicious"},{"name":"Kāla","start":"03:17","end":"04:59","startHours":27.289485242169352,"endHours":28.977944629406153,"quality":"inauspicious"},{"name":"Śubha","start":"04:59","end":"06:40","startHours":28.977944629406153,"endHours":30.666404016642957,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.6664040166429555,"endHours":7.6664040166429555,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.6664040166429555,"endHours":8.666404016642955,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.666404016642955,"endHours":9.666404016642955,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.666404016642955,"endHours":10.666404016642955,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.666404016642955,"endHours":11.666404016642955,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.666404016642955,"endHours":12.666404016642955,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.666404016642955,"endHours":13.666404016642955,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.666404016642955,"endHours":14.666404016642955,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.666404016642955,"endHours":15.666404016642955,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.666404016642955,"endHours":16.666404016642957,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.666404016642957,"endHours":17.666404016642957,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.666404016642957,"endHours":18.666404016642957,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.666404016642957,"endHours":19.666404016642957,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.666404016642957,"endHours":20.666404016642957,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.666404016642957,"endHours":21.666404016642957,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.666404016642957,"endHours":22.666404016642957,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.666404016642957,"endHours":23.666404016642957,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.666404016642957,"endHours":24.666404016642957,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.666404016642957,"endHours":25.666404016642957,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.666404016642957,"endHours":26.666404016642957,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.666404016642957,"endHours":27.666404016642957,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.666404016642957,"endHours":28.666404016642957,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.666404016642957,"endHours":29.666404016642957,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.666404016642957,"endHours":30.666404016642957,"planetary_lord":"Jupiter"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.937798789609353,"eotMinutes":6.4300119382551255,"ayanamsa":26.6181}},"calendars":{"vikram_samvat":2254,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":2119,"saka_samvatsara":"Hemalambī","bengali_samvat":1604,"malayalam_era":1373,"nanakshahi_year":728,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Dvitīyā · Vikram 2254 Sādhāraṇa · Śaka 2119 Hemalambī"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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, 2197 CE · Ayodhyā · Vidhyamitra","description":"December 10, 2197 CE for Ayodhyā: Śukla Dvitīyā, sūryodaya 06:40, sūryāsta 17:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2197-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2197-12-10","sa":"https://sa.vidhyamitra.com/city/ayodhya/2197-12-10","hi":"https://hi.vidhyamitra.com/city/ayodhya/2197-12-10","x-default":"https://vidhyamitra.com/city/ayodhya/2197-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T11:48:28.362Z","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":"2026-05-22T11:48:28.362Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T11:48:28.362Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}