{"id":"vidhyamitra:city-day:ayodhya:2197-12-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2197-12-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2197-12-17","date_display":"December 17, 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":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523848.770833,"kali_year":5299,"ahargana":1935383.2708,"sun":{"sidereal_longitude":238.1226,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":334.0015,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.879,"elapsed_within_tithi_degrees":11.879},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":334.0015,"elapsed_within_degrees":0.6682},"yoga":{"number":16,"name":"Siddhi","sum_longitude":212.1241},"karana":{"half_tithi_index":15,"name":"Bava"},"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":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2523848.770833,"ahargana":1935383.2708,"kali_year":5299,"ayanamsa_lahiri":26.6183,"grahas":{"sun":{"sidereal_longitude":238.98307499999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":336.615975,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false,"latitude":4.4326},"mars":{"sidereal_longitude":86.110275,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":227.07187499999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":247.8977749999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"venus":{"sidereal_longitude":199.22587499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":276.73507500000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":234.0806,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":54.0806,"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":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2523848.770833,"kali_year":5299,"ahargana":1935383.2708,"sun":{"sidereal_longitude":238.1226,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":334.0015,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":95.879,"elapsed_within_tithi_degrees":11.879},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1,"moon_longitude":334.0015,"elapsed_within_degrees":0.6682},"yoga":{"number":16,"name":"Siddhi","sum_longitude":212.1241},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.433,"elongation":95.879},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.433,"opposition_distance":84.121}},"eclipse_window_40days":[{"offset_days":-8,"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":"06:44","sunsetLocal":"17:12","solarNoonLocal":"11:58","dayLengthHours":10.458175292468217,"dayLengthDisplay":"10 Hours 27 Mins 29 Secs","nightLengthDisplay":"13 Hours 32 Mins 31 Secs","moonriseLocal":"12:23","moonsetLocal":"00:34","rahuKala":{"name":"Rāhu Kāla","start":"15:53","end":"17:12","startHours":15.887326253390444,"endHours":17.19459816494897,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:58","end":"13:16","startHours":11.965510518714861,"endHours":13.27278243027339,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:35","end":"15:53","startHours":14.580054341831916,"endHours":15.887326253390444,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:32","startHours":9.17666377405667,"endHours":9.525269617138946,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:27","startHours":7.172180176333596,"endHours":7.451064850799415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:19","startHours":11.616904675632588,"endHours":12.314116361797135,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:02","startHours":5.341999500151658,"endHours":6.039211186316206,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:52","end":"06:44","startHours":5.864908264775069,"endHours":6.7364228724807536,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:43","end":"14:24","startHours":13.708539734126232,"endHours":14.40575142029078,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:00","end":"17:24","startHours":16.99459816494897,"endHours":17.39459816494897,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:12","end":"17:38","startHours":17.19459816494897,"endHours":17.630355468801813,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:57","end":"18:42","startHours":16.94459816494897,"endHours":18.69459816494897,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:19","startHours":23.616904675632586,"endHours":24.314116361797137,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:44","end":"08:03","startHours":6.7364228724807536,"endHours":8.04369478403928,"quality":"inauspicious"},{"name":"Chala","start":"08:03","end":"09:21","startHours":8.04369478403928,"endHours":9.350966695597808,"quality":"neutral"},{"name":"Labha","start":"09:21","end":"10:39","startHours":9.350966695597808,"endHours":10.658238607156335,"quality":"auspicious"},{"name":"Amṛta","start":"10:39","end":"11:58","startHours":10.658238607156335,"endHours":11.965510518714861,"quality":"auspicious"},{"name":"Kāla","start":"11:58","end":"13:16","startHours":11.965510518714861,"endHours":13.27278243027339,"quality":"inauspicious"},{"name":"Śubha","start":"13:16","end":"14:35","startHours":13.27278243027339,"endHours":14.580054341831916,"quality":"auspicious"},{"name":"Roga","start":"14:35","end":"15:53","startHours":14.580054341831916,"endHours":15.887326253390444,"quality":"inauspicious"},{"name":"Udveg","start":"15:53","end":"17:12","startHours":15.887326253390444,"endHours":17.19459816494897,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:12","end":"18:53","startHours":17.19459816494897,"endHours":18.887326253390444,"quality":"auspicious"},{"name":"Roga","start":"18:53","end":"20:35","startHours":18.887326253390444,"endHours":20.580054341831918,"quality":"inauspicious"},{"name":"Udveg","start":"20:35","end":"22:16","startHours":20.580054341831918,"endHours":22.272782430273388,"quality":"inauspicious"},{"name":"Chala","start":"22:16","end":"23:58","startHours":22.272782430273388,"endHours":23.96551051871486,"quality":"neutral"},{"name":"Labha","start":"23:58","end":"01:39","startHours":23.96551051871486,"endHours":25.658238607156335,"quality":"auspicious"},{"name":"Amṛta","start":"01:39","end":"03:21","startHours":25.658238607156335,"endHours":27.35096669559781,"quality":"auspicious"},{"name":"Kāla","start":"03:21","end":"05:03","startHours":27.35096669559781,"endHours":29.043694784039282,"quality":"inauspicious"},{"name":"Śubha","start":"05:03","end":"06:44","startHours":29.043694784039282,"endHours":30.736422872480752,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.7364228724807536,"endHours":7.7364228724807536,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.7364228724807536,"endHours":8.736422872480754,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.736422872480754,"endHours":9.736422872480754,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.736422872480754,"endHours":10.736422872480754,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.736422872480754,"endHours":11.736422872480754,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.736422872480754,"endHours":12.736422872480754,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.736422872480754,"endHours":13.736422872480754,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.736422872480754,"endHours":14.736422872480754,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.736422872480754,"endHours":15.736422872480754,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.736422872480754,"endHours":16.736422872480752,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.736422872480752,"endHours":17.736422872480752,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.736422872480752,"endHours":18.736422872480752,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.736422872480752,"endHours":19.736422872480752,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.736422872480752,"endHours":20.736422872480752,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.736422872480752,"endHours":21.736422872480752,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.736422872480752,"endHours":22.736422872480752,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.736422872480752,"endHours":23.736422872480752,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.736422872480752,"endHours":24.736422872480752,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.736422872480752,"endHours":25.736422872480752,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.736422872480752,"endHours":26.736422872480752,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.736422872480752,"endHours":27.736422872480752,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.736422872480752,"endHours":28.736422872480752,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.736422872480752,"endHours":29.736422872480752,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.736422872480752,"endHours":30.736422872480752,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","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":-23.363363832393844,"eotMinutes":3.253368877108411,"ayanamsa":26.6183}},"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 Aṣṭamī · 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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"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 17, 2197 CE · Ayodhyā · Vidhyamitra","description":"December 17, 2197 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 06:44, sūryāsta 17:12.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2197-12-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2197-12-17","sa":"https://sa.vidhyamitra.com/city/ayodhya/2197-12-17","hi":"https://hi.vidhyamitra.com/city/ayodhya/2197-12-17","x-default":"https://vidhyamitra.com/city/ayodhya/2197-12-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:09:09.429Z","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":"2026-05-22T17:09:09.429Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:09:09.429Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}