{"id":"vidhyamitra:city-day:ayodhya:1686-12-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1686-12-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1686-12-22","date_display":"December 22, 1686 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":1686,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337214.770833,"kali_year":4788,"ahargana":1748749.2708,"sun":{"sidereal_longitude":251.7048,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":339.2426,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":87.5378,"elapsed_within_tithi_degrees":3.5378},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.2426,"elapsed_within_degrees":5.9093},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.9474},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":1686,"month":12,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2337214.770833,"ahargana":1748749.2708,"kali_year":4788,"ayanamsa_lahiri":19.4803,"grahas":{"sun":{"sidereal_longitude":251.24686599999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"moon":{"sidereal_longitude":341.653066,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false,"latitude":-4.0301},"mars":{"sidereal_longitude":203.96346600000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":273.848566,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":234.80726600000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":245.16506600000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":176.48426600000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":42.8481,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":222.8481,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"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":1686,"month":12,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2337214.770833,"kali_year":4788,"ahargana":1748749.2708,"sun":{"sidereal_longitude":251.7048,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":339.2426,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":87.5378,"elapsed_within_tithi_degrees":3.5378},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":339.2426,"elapsed_within_degrees":5.9093},"yoga":{"number":18,"name":"Varīyān","sum_longitude":230.9474},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.03,"elongation":87.538},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.03,"opposition_distance":92.462}},"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":"06:47","sunsetLocal":"17:14","solarNoonLocal":"12:00","dayLengthHours":10.45244338584861,"dayLengthDisplay":"10 Hours 27 Mins 09 Secs","nightLengthDisplay":"13 Hours 32 Mins 51 Secs","moonriseLocal":"11:58","moonsetLocal":"00:05","rahuKala":{"name":"Rāhu Kāla","start":"15:55","end":"17:14","startHours":15.924182818034556,"endHours":17.230738241265634,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:00","end":"13:19","startHours":12.004516548341329,"endHours":13.311071971572403,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:37","end":"15:55","startHours":14.617627394803481,"endHours":15.924182818034556,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:34","startHours":9.21719831211503,"endHours":9.565613091643318,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:13","end":"07:30","startHours":7.213813329827381,"endHours":7.492545153450011,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:21","startHours":11.656101768813041,"endHours":12.352931327869616,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:05","startHours":5.384635737303874,"endHours":6.081465296360449,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:54","end":"06:47","startHours":5.907257906596305,"endHours":6.778294855417022,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:27","startHours":13.746590445982763,"endHours":14.443420005039338,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:02","end":"17:26","startHours":17.030738241265635,"endHours":17.430738241265633,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:14","end":"17:40","startHours":17.230738241265634,"endHours":17.666256715675992,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:59","end":"18:44","startHours":16.980738241265634,"endHours":18.730738241265634,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:21","startHours":23.65610176881304,"endHours":24.352931327869616,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:47","end":"08:05","startHours":6.778294855417022,"endHours":8.084850278648098,"quality":"inauspicious"},{"name":"Chala","start":"08:05","end":"09:23","startHours":8.084850278648098,"endHours":9.391405701879176,"quality":"neutral"},{"name":"Labha","start":"09:23","end":"10:42","startHours":9.391405701879176,"endHours":10.69796112511025,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:00","startHours":10.69796112511025,"endHours":12.004516548341329,"quality":"auspicious"},{"name":"Kāla","start":"12:00","end":"13:19","startHours":12.004516548341329,"endHours":13.311071971572403,"quality":"inauspicious"},{"name":"Śubha","start":"13:19","end":"14:37","startHours":13.311071971572403,"endHours":14.617627394803481,"quality":"auspicious"},{"name":"Roga","start":"14:37","end":"15:55","startHours":14.617627394803481,"endHours":15.924182818034556,"quality":"inauspicious"},{"name":"Udveg","start":"15:55","end":"17:14","startHours":15.924182818034556,"endHours":17.230738241265634,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:14","end":"18:55","startHours":17.230738241265634,"endHours":18.92418281803456,"quality":"auspicious"},{"name":"Roga","start":"18:55","end":"20:37","startHours":18.92418281803456,"endHours":20.61762739480348,"quality":"inauspicious"},{"name":"Udveg","start":"20:37","end":"22:19","startHours":20.61762739480348,"endHours":22.311071971572403,"quality":"inauspicious"},{"name":"Chala","start":"22:19","end":"00:00","startHours":22.311071971572403,"endHours":24.00451654834133,"quality":"neutral"},{"name":"Labha","start":"00:00","end":"01:42","startHours":24.00451654834133,"endHours":25.697961125110254,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"03:23","startHours":25.697961125110254,"endHours":27.391405701879176,"quality":"auspicious"},{"name":"Kāla","start":"03:23","end":"05:05","startHours":27.391405701879176,"endHours":29.084850278648098,"quality":"inauspicious"},{"name":"Śubha","start":"05:05","end":"06:47","startHours":29.084850278648098,"endHours":30.778294855417023,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:47","end":"07:47","startHours":6.778294855417022,"endHours":7.778294855417022,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:47","end":"08:47","startHours":7.778294855417022,"endHours":8.778294855417023,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:47","end":"09:47","startHours":8.778294855417023,"endHours":9.778294855417023,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:47","end":"10:47","startHours":9.778294855417023,"endHours":10.778294855417023,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:47","end":"11:47","startHours":10.778294855417023,"endHours":11.778294855417023,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:47","end":"12:47","startHours":11.778294855417023,"endHours":12.778294855417023,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:47","end":"13:47","startHours":12.778294855417023,"endHours":13.778294855417023,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:47","end":"14:47","startHours":13.778294855417023,"endHours":14.778294855417023,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:47","end":"15:47","startHours":14.778294855417023,"endHours":15.778294855417023,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:47","end":"16:47","startHours":15.778294855417023,"endHours":16.778294855417023,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:47","end":"17:47","startHours":16.778294855417023,"endHours":17.778294855417023,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:47","end":"18:47","startHours":17.778294855417023,"endHours":18.778294855417023,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:47","end":"19:47","startHours":18.778294855417023,"endHours":19.778294855417023,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:47","end":"20:47","startHours":19.778294855417023,"endHours":20.778294855417023,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:47","end":"21:47","startHours":20.778294855417023,"endHours":21.778294855417023,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:47","end":"22:47","startHours":21.778294855417023,"endHours":22.778294855417023,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:47","end":"23:47","startHours":22.778294855417023,"endHours":23.778294855417023,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:47","end":"00:47","startHours":23.778294855417023,"endHours":24.778294855417023,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:47","end":"01:47","startHours":24.778294855417023,"endHours":25.778294855417023,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:47","end":"02:47","startHours":25.778294855417023,"endHours":26.778294855417023,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:47","end":"03:47","startHours":26.778294855417023,"endHours":27.778294855417023,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:47","end":"04:47","startHours":27.778294855417023,"endHours":28.778294855417023,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:47","end":"05:47","startHours":28.778294855417023,"endHours":29.778294855417023,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:47","end":"06:47","startHours":29.778294855417023,"endHours":30.778294855417023,"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"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.43449972517488,"eotMinutes":0.9130070995203906,"ayanamsa":19.4803}},"calendars":{"vikram_samvat":1743,"vikram_samvatsara":"Pramāthi","saka_samvat":1608,"saka_samvatsara":"Akṣaya","bengali_samvat":1093,"malayalam_era":862,"nanakshahi_year":217,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Aṣṭamī · Vikram 1743 Pramāthi · Śaka 1608 Akṣaya"},"festivals":[],"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 22, 1686 CE · Ayodhyā · Vidhyamitra","description":"December 22, 1686 CE for Ayodhyā: Śukla Aṣṭamī, sūryodaya 06:47, sūryāsta 17:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1686-12-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1686-12-22","sa":"https://sa.vidhyamitra.com/city/ayodhya/1686-12-22","hi":"https://hi.vidhyamitra.com/city/ayodhya/1686-12-22","x-default":"https://vidhyamitra.com/city/ayodhya/1686-12-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:03:12.930Z","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":"2026-06-03T03:03:12.930Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:03:12.930Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}