{"id":"vidhyamitra:city-day:ayodhya:2220-12-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2220-12-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2220-12-16","date_display":"December 16, 2220 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":2220,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2532247.770833,"kali_year":5322,"ahargana":1943782.2708,"sun":{"sidereal_longitude":236.1214,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":124.0163,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.8948,"elapsed_within_tithi_degrees":7.8948},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":124.0163,"elapsed_within_degrees":4.0163},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.1377},"karana":{"half_tithi_index":41,"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":2220,"month":12,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2532247.770833,"ahargana":1943782.2708,"kali_year":5322,"ayanamsa_lahiri":26.9396,"grahas":{"sun":{"sidereal_longitude":237.05337099999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":127.98127099999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false,"latitude":-1.9034},"mars":{"sidereal_longitude":169.88947099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":254.15687100000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":229.55567100000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":224.61247100000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":210.97337100000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":149.0612,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":329.0612,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2220,"month":12,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2532247.770833,"kali_year":5322,"ahargana":1943782.2708,"sun":{"sidereal_longitude":236.1214,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":124.0163,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":247.8948,"elapsed_within_tithi_degrees":7.8948},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":124.0163,"elapsed_within_degrees":4.0163},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.1377},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.903,"elongation":112.105},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.903,"opposition_distance":67.895}},"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":"06:44","sunsetLocal":"17:11","solarNoonLocal":"11:57","dayLengthHours":10.463259982820396,"dayLengthDisplay":"10 Hours 27 Mins 48 Secs","nightLengthDisplay":"13 Hours 32 Mins 12 Secs","moonriseLocal":"22:19","moonsetLocal":"11:04","rahuKala":{"name":"Rāhu Kāla","start":"09:21","end":"10:39","startHours":9.341969723842023,"endHours":10.649877221694574,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:16","end":"14:34","startHours":13.265692217399673,"endHours":14.573599715252222,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:44","end":"08:02","startHours":6.726154728136925,"endHours":8.034062225989475,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.167582057461685,"endHours":9.516357390222364,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:10","end":"07:26","startHours":7.162123894087775,"endHours":7.441144160296319,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:18","startHours":11.609009386786445,"endHours":12.306560052307804,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:20","end":"06:02","startHours":5.331053397094205,"endHours":6.028604062615566,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:51","end":"06:44","startHours":5.854216396235225,"endHours":6.726154728136925,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:42","end":"14:24","startHours":13.701661383350523,"endHours":14.399212048871883,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.989414710957323,"endHours":17.389414710957322,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:38","startHours":17.189414710957323,"endHours":17.625383876908174,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.939414710957323,"endHours":18.689414710957323,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:18","startHours":23.609009386786443,"endHours":24.306560052307805,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:44","end":"08:02","startHours":6.726154728136925,"endHours":8.034062225989475,"quality":"inauspicious"},{"name":"Śubha","start":"08:02","end":"09:21","startHours":8.034062225989475,"endHours":9.341969723842023,"quality":"auspicious"},{"name":"Roga","start":"09:21","end":"10:39","startHours":9.341969723842023,"endHours":10.649877221694574,"quality":"inauspicious"},{"name":"Udveg","start":"10:39","end":"11:57","startHours":10.649877221694574,"endHours":11.957784719547124,"quality":"inauspicious"},{"name":"Chala","start":"11:57","end":"13:16","startHours":11.957784719547124,"endHours":13.265692217399673,"quality":"neutral"},{"name":"Labha","start":"13:16","end":"14:34","startHours":13.265692217399673,"endHours":14.573599715252222,"quality":"auspicious"},{"name":"Amṛta","start":"14:34","end":"15:53","startHours":14.573599715252222,"endHours":15.881507213104772,"quality":"auspicious"},{"name":"Kāla","start":"15:53","end":"17:11","startHours":15.881507213104772,"endHours":17.189414710957323,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:11","end":"18:53","startHours":17.189414710957323,"endHours":18.881507213104772,"quality":"auspicious"},{"name":"Amṛta","start":"18:53","end":"20:34","startHours":18.881507213104772,"endHours":20.57359971525222,"quality":"auspicious"},{"name":"Kāla","start":"20:34","end":"22:16","startHours":20.57359971525222,"endHours":22.265692217399675,"quality":"inauspicious"},{"name":"Śubha","start":"22:16","end":"23:57","startHours":22.265692217399675,"endHours":23.957784719547124,"quality":"auspicious"},{"name":"Roga","start":"23:57","end":"01:39","startHours":23.957784719547124,"endHours":25.649877221694574,"quality":"inauspicious"},{"name":"Udveg","start":"01:39","end":"03:21","startHours":25.649877221694574,"endHours":27.341969723842027,"quality":"inauspicious"},{"name":"Chala","start":"03:21","end":"05:02","startHours":27.341969723842027,"endHours":29.034062225989477,"quality":"neutral"},{"name":"Labha","start":"05:02","end":"06:44","startHours":29.034062225989477,"endHours":30.726154728136926,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:44","end":"07:44","startHours":6.726154728136925,"endHours":7.726154728136925,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:44","end":"08:44","startHours":7.726154728136925,"endHours":8.726154728136926,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:44","end":"09:44","startHours":8.726154728136926,"endHours":9.726154728136926,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:44","end":"10:44","startHours":9.726154728136926,"endHours":10.726154728136926,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:44","end":"11:44","startHours":10.726154728136926,"endHours":11.726154728136926,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:44","end":"12:44","startHours":11.726154728136926,"endHours":12.726154728136926,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:44","end":"13:44","startHours":12.726154728136926,"endHours":13.726154728136926,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:44","end":"14:44","startHours":13.726154728136926,"endHours":14.726154728136926,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:44","end":"15:44","startHours":14.726154728136926,"endHours":15.726154728136926,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:44","end":"16:44","startHours":15.726154728136926,"endHours":16.726154728136926,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:44","end":"17:44","startHours":16.726154728136926,"endHours":17.726154728136926,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:44","end":"18:44","startHours":17.726154728136926,"endHours":18.726154728136926,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:44","end":"19:44","startHours":18.726154728136926,"endHours":19.726154728136926,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:44","end":"20:44","startHours":19.726154728136926,"endHours":20.726154728136926,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:44","end":"21:44","startHours":20.726154728136926,"endHours":21.726154728136926,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:44","end":"22:44","startHours":21.726154728136926,"endHours":22.726154728136926,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:44","end":"23:44","startHours":22.726154728136926,"endHours":23.726154728136926,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:44","end":"00:44","startHours":23.726154728136926,"endHours":24.726154728136926,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:44","end":"01:44","startHours":24.726154728136926,"endHours":25.726154728136926,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:44","end":"02:44","startHours":25.726154728136926,"endHours":26.726154728136926,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:44","end":"03:44","startHours":26.726154728136926,"endHours":27.726154728136926,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:44","end":"04:44","startHours":27.726154728136926,"endHours":28.726154728136926,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:44","end":"05:44","startHours":28.726154728136926,"endHours":29.726154728136926,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:44","end":"06:44","startHours":29.726154728136926,"endHours":30.726154728136926,"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":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.300189351130907,"eotMinutes":3.716916827172506,"ayanamsa":26.9396}},"calendars":{"vikram_samvat":2277,"vikram_samvatsara":"Śrīmukha","saka_samvat":2142,"saka_samvatsara":"Raudra","bengali_samvat":1627,"malayalam_era":1396,"nanakshahi_year":751,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Ṣaṣṭhī · Vikram 2277 Śrīmukha · Śaka 2142 Raudra"},"festivals":[],"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 December 16, 2220 CE · Ayodhyā · Vidhyamitra","description":"December 16, 2220 CE for Ayodhyā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:44, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2220-12-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2220-12-16","sa":"https://sa.vidhyamitra.com/city/ayodhya/2220-12-16","hi":"https://hi.vidhyamitra.com/city/ayodhya/2220-12-16","x-default":"https://vidhyamitra.com/city/ayodhya/2220-12-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:32:20.253Z","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":"2026-05-30T23:32:20.253Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:32:20.253Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}