{"id":"vidhyamitra:city-day:vrindavan:1986-12-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1986-12-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1986-12-19","date_display":"December 19, 1986 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":1986,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446783.770833,"kali_year":5088,"ahargana":1858318.2708,"sun":{"sidereal_longitude":242.8411,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":95.639,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":212.7979,"elapsed_within_tithi_degrees":8.7979},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.639,"elapsed_within_degrees":2.3056},"yoga":{"number":26,"name":"Indra","sum_longitude":338.4801},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1986,"month":12,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446783.770833,"ahargana":1858318.2708,"kali_year":5088,"ayanamsa_lahiri":23.6709,"grahas":{"sun":{"sidereal_longitude":243.16132400000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":93.02962400000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false,"latitude":4.453},"mars":{"sidereal_longitude":322.194524,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":229.70002399999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":322.765524,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":200.23152400000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":229.867524,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":357.3552,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":177.3552,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"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":1986,"month":12,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446783.770833,"kali_year":5088,"ahargana":1858318.2708,"sun":{"sidereal_longitude":242.8411,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":95.639,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":18,"name":"Tṛtīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Tṛtīyā","elongation_degrees":212.7979,"elapsed_within_tithi_degrees":8.7979},"nakshatra":{"number":8,"name":"Puṣya","pada":1,"moon_longitude":95.639,"elapsed_within_degrees":2.3056},"yoga":{"number":26,"name":"Indra","sum_longitude":338.4801},"karana":{"half_tithi_index":35,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.453,"elongation":147.202},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.453,"opposition_distance":32.798}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:05","sunsetLocal":"17:29","solarNoonLocal":"12:17","dayLengthHours":10.399239782179933,"dayLengthDisplay":"10 Hours 23 Mins 57 Secs","nightLengthDisplay":"13 Hours 36 Mins 03 Secs","moonriseLocal":"19:28","moonsetLocal":"09:05","rahuKala":{"name":"Rāhu Kāla","start":"10:59","end":"12:17","startHours":10.984134521158698,"endHours":12.28403949393119,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:53","end":"16:11","startHours":14.883849439476172,"endHours":16.183754412248664,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:23","end":"09:41","startHours":8.384324575613714,"endHours":9.684229548386206,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:51","startHours":9.510908885349874,"endHours":9.857550211422538,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:48","startHours":7.517721260432054,"endHours":7.795034321290185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:38","startHours":11.937398167858525,"endHours":12.630680820003853,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:42","end":"06:23","startHours":5.697854298550565,"endHours":6.391136950695894,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:13","end":"07:05","startHours":6.217816287659562,"endHours":7.084419602841223,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:43","startHours":14.017246124294513,"endHours":14.710528776439842,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.283659385021156,"endHours":17.683659385021155,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:55","startHours":17.483659385021156,"endHours":17.916961042611987,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.233659385021156,"endHours":18.983659385021156,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:38","startHours":23.937398167858525,"endHours":24.630680820003853,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:05","end":"08:23","startHours":7.084419602841223,"endHours":8.384324575613714,"quality":"neutral"},{"name":"Labha","start":"08:23","end":"09:41","startHours":8.384324575613714,"endHours":9.684229548386206,"quality":"auspicious"},{"name":"Amṛta","start":"09:41","end":"10:59","startHours":9.684229548386206,"endHours":10.984134521158698,"quality":"auspicious"},{"name":"Kāla","start":"10:59","end":"12:17","startHours":10.984134521158698,"endHours":12.28403949393119,"quality":"inauspicious"},{"name":"Śubha","start":"12:17","end":"13:35","startHours":12.28403949393119,"endHours":13.58394446670368,"quality":"auspicious"},{"name":"Roga","start":"13:35","end":"14:53","startHours":13.58394446670368,"endHours":14.883849439476172,"quality":"inauspicious"},{"name":"Udveg","start":"14:53","end":"16:11","startHours":14.883849439476172,"endHours":16.183754412248664,"quality":"inauspicious"},{"name":"Chala","start":"16:11","end":"17:29","startHours":16.183754412248664,"endHours":17.483659385021156,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:29","end":"19:11","startHours":17.483659385021156,"endHours":19.183754412248664,"quality":"inauspicious"},{"name":"Udveg","start":"19:11","end":"20:53","startHours":19.183754412248664,"endHours":20.883849439476172,"quality":"inauspicious"},{"name":"Chala","start":"20:53","end":"22:35","startHours":20.883849439476172,"endHours":22.58394446670368,"quality":"neutral"},{"name":"Labha","start":"22:35","end":"00:17","startHours":22.58394446670368,"endHours":24.28403949393119,"quality":"auspicious"},{"name":"Amṛta","start":"00:17","end":"01:59","startHours":24.28403949393119,"endHours":25.984134521158698,"quality":"auspicious"},{"name":"Kāla","start":"01:59","end":"03:41","startHours":25.984134521158698,"endHours":27.684229548386206,"quality":"inauspicious"},{"name":"Śubha","start":"03:41","end":"05:23","startHours":27.684229548386206,"endHours":29.384324575613714,"quality":"auspicious"},{"name":"Roga","start":"05:23","end":"07:05","startHours":29.384324575613714,"endHours":31.084419602841223,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.084419602841223,"endHours":8.084419602841223,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.084419602841223,"endHours":9.084419602841223,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.084419602841223,"endHours":10.084419602841223,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.084419602841223,"endHours":11.084419602841223,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.084419602841223,"endHours":12.084419602841223,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.084419602841223,"endHours":13.084419602841223,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.084419602841223,"endHours":14.084419602841223,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.084419602841223,"endHours":15.084419602841223,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.084419602841223,"endHours":16.084419602841223,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.084419602841223,"endHours":17.084419602841223,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.084419602841223,"endHours":18.084419602841223,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.084419602841223,"endHours":19.084419602841223,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.084419602841223,"endHours":20.084419602841223,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.084419602841223,"endHours":21.084419602841223,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.084419602841223,"endHours":22.084419602841223,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.084419602841223,"endHours":23.084419602841223,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.084419602841223,"endHours":24.084419602841223,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.084419602841223,"endHours":25.084419602841223,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.084419602841223,"endHours":26.084419602841223,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.084419602841223,"endHours":27.084419602841223,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.084419602841223,"endHours":28.084419602841223,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.084419602841223,"endHours":29.084419602841223,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.084419602841223,"endHours":30.084419602841223,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.084419602841223,"endHours":31.084419602841223,"planetary_lord":"Mars"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.398553856333177,"eotMinutes":2.3204303641286352,"ayanamsa":23.6709}},"calendars":{"vikram_samvat":2043,"vikram_samvatsara":"Pramāthi","saka_samvat":1908,"saka_samvatsara":"Akṣaya","bengali_samvat":1393,"malayalam_era":1162,"nanakshahi_year":517,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","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 Kṛṣṇa Tṛtīyā · Vikram 2043 Pramāthi · Śaka 1908 Akṣaya"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"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, 1986 CE · Vṛndāvana · Vidhyamitra","description":"December 19, 1986 CE for Vṛndāvana: Kṛṣṇa Tṛtīyā, sūryodaya 07:05, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1986-12-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1986-12-19","sa":"https://sa.vidhyamitra.com/city/vrindavan/1986-12-19","hi":"https://hi.vidhyamitra.com/city/vrindavan/1986-12-19","x-default":"https://vidhyamitra.com/city/vrindavan/1986-12-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:11:59.328Z","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":"2026-06-02T20:11:59.328Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:11:59.328Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}