{"id":"vidhyamitra:city-day:vrindavan:2019-12-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2019-12-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2019-12-30","date_display":"December 30, 2019 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":2019,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458847.770833,"kali_year":5121,"ahargana":1870382.2708,"sun":{"sidereal_longitude":253.5903,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":300.4762,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.8859,"elapsed_within_tithi_degrees":10.8859},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.4762,"elapsed_within_degrees":7.1429},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.0665},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2019,"month":12,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458847.770833,"ahargana":1870382.2708,"kali_year":5121,"ayanamsa_lahiri":24.1323,"grahas":{"sun":{"sidereal_longitude":253.89539100000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":298.42459099999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-3.0286},"mars":{"sidereal_longitude":212.665891,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":246.91109099999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":252.10749099999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"venus":{"sidereal_longitude":287.592991,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":266.984591,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":78.1464,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":258.1464,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2019,"month":12,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458847.770833,"kali_year":5121,"ahargana":1870382.2708,"sun":{"sidereal_longitude":253.5903,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":300.4762,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":46.8859,"elapsed_within_tithi_degrees":10.8859},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":300.4762,"elapsed_within_degrees":7.1429},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.0665},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.029,"elongation":46.886},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.029,"opposition_distance":133.114}},"eclipse_window_40days":[{"offset_days":-4,"type":"solar","occurs":true,"moon_latitude":0.726,"elongation":0.409},{"offset_days":12,"type":"lunar","occurs":true,"moon_latitude":0.783,"opposition_distance":1.611}]},"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":"07:10","sunsetLocal":"17:35","solarNoonLocal":"12:22","dayLengthHours":10.416331169048167,"dayLengthDisplay":"10 Hours 24 Mins 59 Secs","nightLengthDisplay":"13 Hours 35 Mins 01 Secs","moonriseLocal":"09:47","moonsetLocal":"20:53","rahuKala":{"name":"Rāhu Kāla","start":"08:28","end":"09:46","startHours":8.463310719944808,"endHours":9.765352116075828,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:04","end":"12:22","startHours":11.06739351220685,"endHours":12.36943490833787,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:40","end":"14:58","startHours":13.671476304468891,"endHours":14.973517700599913,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:56","startHours":9.591746596591692,"endHours":9.938957635559966,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:52","startHours":7.595283122524128,"endHours":7.873051953698746,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:43","startHours":12.022223869369599,"endHours":12.716645947306143,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:28","startHours":5.772425167940698,"endHours":6.466847245877243,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:10","startHours":6.293241726393107,"endHours":7.161269323813787,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:48","startHours":14.105490103179232,"endHours":14.799912181115776,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.377600492861955,"endHours":17.777600492861954,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:01","startHours":17.577600492861954,"endHours":18.011614291572293,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.327600492861954,"endHours":19.077600492861954,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:43","startHours":24.0222238693696,"endHours":24.716645947306144,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:10","end":"08:28","startHours":7.161269323813787,"endHours":8.463310719944808,"quality":"auspicious"},{"name":"Kāla","start":"08:28","end":"09:46","startHours":8.463310719944808,"endHours":9.765352116075828,"quality":"inauspicious"},{"name":"Śubha","start":"09:46","end":"11:04","startHours":9.765352116075828,"endHours":11.06739351220685,"quality":"auspicious"},{"name":"Roga","start":"11:04","end":"12:22","startHours":11.06739351220685,"endHours":12.36943490833787,"quality":"inauspicious"},{"name":"Udveg","start":"12:22","end":"13:40","startHours":12.36943490833787,"endHours":13.671476304468891,"quality":"inauspicious"},{"name":"Chala","start":"13:40","end":"14:58","startHours":13.671476304468891,"endHours":14.973517700599913,"quality":"neutral"},{"name":"Labha","start":"14:58","end":"16:17","startHours":14.973517700599913,"endHours":16.275559096730934,"quality":"auspicious"},{"name":"Amṛta","start":"16:17","end":"17:35","startHours":16.275559096730934,"endHours":17.577600492861954,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:35","end":"19:17","startHours":17.577600492861954,"endHours":19.275559096730934,"quality":"neutral"},{"name":"Labha","start":"19:17","end":"20:58","startHours":19.275559096730934,"endHours":20.973517700599913,"quality":"auspicious"},{"name":"Amṛta","start":"20:58","end":"22:40","startHours":20.973517700599913,"endHours":22.67147630446889,"quality":"auspicious"},{"name":"Kāla","start":"22:40","end":"00:22","startHours":22.67147630446889,"endHours":24.369434908337873,"quality":"inauspicious"},{"name":"Śubha","start":"00:22","end":"02:04","startHours":24.369434908337873,"endHours":26.06739351220685,"quality":"auspicious"},{"name":"Roga","start":"02:04","end":"03:46","startHours":26.06739351220685,"endHours":27.765352116075828,"quality":"inauspicious"},{"name":"Udveg","start":"03:46","end":"05:28","startHours":27.765352116075828,"endHours":29.463310719944808,"quality":"inauspicious"},{"name":"Chala","start":"05:28","end":"07:10","startHours":29.463310719944808,"endHours":31.161269323813787,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.161269323813787,"endHours":8.161269323813787,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.161269323813787,"endHours":9.161269323813787,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.161269323813787,"endHours":10.161269323813787,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.161269323813787,"endHours":11.161269323813787,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.161269323813787,"endHours":12.161269323813787,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.161269323813787,"endHours":13.161269323813787,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.161269323813787,"endHours":14.161269323813787,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.161269323813787,"endHours":15.161269323813787,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.161269323813787,"endHours":16.161269323813787,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.161269323813787,"endHours":17.161269323813787,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.161269323813787,"endHours":18.161269323813787,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.161269323813787,"endHours":19.161269323813787,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.161269323813787,"endHours":20.161269323813787,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.161269323813787,"endHours":21.161269323813787,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.161269323813787,"endHours":22.161269323813787,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.161269323813787,"endHours":23.161269323813787,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.161269323813787,"endHours":24.161269323813787,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.161269323813787,"endHours":25.161269323813787,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.161269323813787,"endHours":26.161269323813787,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.161269323813787,"endHours":27.161269323813787,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.161269323813787,"endHours":28.161269323813787,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.161269323813787,"endHours":29.161269323813787,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.161269323813787,"endHours":30.161269323813787,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.161269323813787,"endHours":31.161269323813787,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.193333155727494,"eotMinutes":-2.803294500272213,"ayanamsa":24.1323}},"calendars":{"vikram_samvat":2076,"vikram_samvatsara":"Paridhāvi","saka_samvat":1941,"saka_samvatsara":"Vikāri","bengali_samvat":1426,"malayalam_era":1195,"nanakshahi_year":550,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Caturthī · Vikram 2076 Paridhāvi · Śaka 1941 Vikāri"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 30, 2019 CE · Vṛndāvana · Vidhyamitra","description":"December 30, 2019 CE for Vṛndāvana: Śukla Caturthī, sūryodaya 07:10, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2019-12-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2019-12-30","sa":"https://sa.vidhyamitra.com/city/vrindavan/2019-12-30","hi":"https://hi.vidhyamitra.com/city/vrindavan/2019-12-30","x-default":"https://vidhyamitra.com/city/vrindavan/2019-12-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T02:41:53.963Z","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":"2026-05-15T02:41:53.963Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T02:41:53.963Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}