{"id":"vidhyamitra:city-day:vrindavan:2002-12-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2002-12-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2002-12-17","date_display":"December 17, 2002 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":2002,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452625.770833,"kali_year":5104,"ahargana":1864160.2708,"sun":{"sidereal_longitude":240.6441,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":28.137,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.4928,"elapsed_within_tithi_degrees":3.4928},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.137,"elapsed_within_degrees":1.4703},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.7811},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2002,"month":12,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2452625.770833,"ahargana":1864160.2708,"kali_year":5104,"ayanamsa_lahiri":23.8943,"grahas":{"sun":{"sidereal_longitude":241.02131699999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":29.692616999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":-1.5141},"mars":{"sidereal_longitude":196.02491699999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":258.431817,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":113.85191700000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":197.00431700000001,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":61.651017000000024,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":47.8179,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":227.8179,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2002,"month":12,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2452625.770833,"kali_year":5104,"ahargana":1864160.2708,"sun":{"sidereal_longitude":240.6441,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":28.137,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.4928,"elapsed_within_tithi_degrees":3.4928},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.137,"elapsed_within_degrees":1.4703},"yoga":{"number":21,"name":"Siddha","sum_longitude":268.7811},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.514,"elongation":147.493},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.514,"opposition_distance":32.507}},"eclipse_window_40days":[{"offset_days":-13,"type":"solar","occurs":true,"moon_latitude":0.273,"elongation":2.306},{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":1.434,"opposition_distance":2.531}]},"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":"07:04","sunsetLocal":"17:28","solarNoonLocal":"12:16","dayLengthHours":10.404221762685417,"dayLengthDisplay":"10 Hours 24 Mins 15 Secs","nightLengthDisplay":"13 Hours 35 Mins 45 Secs","moonriseLocal":"15:27","moonsetLocal":"04:54","rahuKala":{"name":"Rāhu Kāla","start":"14:52","end":"16:10","startHours":14.869545959386214,"endHours":16.17007367972189,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:40","end":"10:58","startHours":9.667435078043505,"endHours":10.967962798379183,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:16","end":"13:34","startHours":12.26849051871486,"endHours":13.569018239050536,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:30","end":"09:50","startHours":9.494031381998749,"endHours":9.840838774088262,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:47","startHours":7.499888877484043,"endHours":7.7773347911556545,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:55","end":"12:37","startHours":11.921683126625345,"endHours":12.615297910804374,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:41","end":"06:22","startHours":5.679150069014096,"endHours":6.372764853193123,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:04","startHours":6.199361157148366,"endHours":7.066379637372151,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:00","end":"14:42","startHours":14.002527479162428,"endHours":14.696142263341455,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.27060140005757,"endHours":17.670601400057567,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:54","startHours":17.470601400057568,"endHours":17.90411064016946,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.220601400057568,"endHours":18.970601400057568,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:55","end":"00:37","startHours":23.921683126625346,"endHours":24.615297910804372,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:04","end":"08:22","startHours":7.066379637372151,"endHours":8.366907357707827,"quality":"inauspicious"},{"name":"Udveg","start":"08:22","end":"09:40","startHours":8.366907357707827,"endHours":9.667435078043505,"quality":"inauspicious"},{"name":"Chala","start":"09:40","end":"10:58","startHours":9.667435078043505,"endHours":10.967962798379183,"quality":"neutral"},{"name":"Labha","start":"10:58","end":"12:16","startHours":10.967962798379183,"endHours":12.26849051871486,"quality":"auspicious"},{"name":"Amṛta","start":"12:16","end":"13:34","startHours":12.26849051871486,"endHours":13.569018239050536,"quality":"auspicious"},{"name":"Kāla","start":"13:34","end":"14:52","startHours":13.569018239050536,"endHours":14.869545959386214,"quality":"inauspicious"},{"name":"Śubha","start":"14:52","end":"16:10","startHours":14.869545959386214,"endHours":16.17007367972189,"quality":"auspicious"},{"name":"Roga","start":"16:10","end":"17:28","startHours":16.17007367972189,"endHours":17.470601400057568,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:28","end":"19:10","startHours":17.470601400057568,"endHours":19.17007367972189,"quality":"inauspicious"},{"name":"Śubha","start":"19:10","end":"20:52","startHours":19.17007367972189,"endHours":20.869545959386215,"quality":"auspicious"},{"name":"Roga","start":"20:52","end":"22:34","startHours":20.869545959386215,"endHours":22.569018239050536,"quality":"inauspicious"},{"name":"Udveg","start":"22:34","end":"00:16","startHours":22.569018239050536,"endHours":24.26849051871486,"quality":"inauspicious"},{"name":"Chala","start":"00:16","end":"01:58","startHours":24.26849051871486,"endHours":25.967962798379183,"quality":"neutral"},{"name":"Labha","start":"01:58","end":"03:40","startHours":25.967962798379183,"endHours":27.667435078043503,"quality":"auspicious"},{"name":"Amṛta","start":"03:40","end":"05:22","startHours":27.667435078043503,"endHours":29.366907357707827,"quality":"auspicious"},{"name":"Kāla","start":"05:22","end":"07:04","startHours":29.366907357707827,"endHours":31.06637963737215,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:04","end":"08:04","startHours":7.066379637372151,"endHours":8.066379637372151,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:04","end":"09:04","startHours":8.066379637372151,"endHours":9.066379637372151,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:04","end":"10:04","startHours":9.066379637372151,"endHours":10.066379637372151,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:04","end":"11:04","startHours":10.066379637372151,"endHours":11.066379637372151,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:04","end":"12:04","startHours":11.066379637372151,"endHours":12.066379637372151,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:04","end":"13:04","startHours":12.066379637372151,"endHours":13.066379637372151,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:04","end":"14:04","startHours":13.066379637372151,"endHours":14.066379637372151,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:04","end":"15:04","startHours":14.066379637372151,"endHours":15.066379637372151,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:04","end":"16:04","startHours":15.066379637372151,"endHours":16.06637963737215,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:04","end":"17:04","startHours":16.06637963737215,"endHours":17.06637963737215,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:04","end":"18:04","startHours":17.06637963737215,"endHours":18.06637963737215,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:04","end":"19:04","startHours":18.06637963737215,"endHours":19.06637963737215,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:04","end":"20:04","startHours":19.06637963737215,"endHours":20.06637963737215,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:04","end":"21:04","startHours":20.06637963737215,"endHours":21.06637963737215,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:04","end":"22:04","startHours":21.06637963737215,"endHours":22.06637963737215,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:04","end":"23:04","startHours":22.06637963737215,"endHours":23.06637963737215,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:04","end":"00:04","startHours":23.06637963737215,"endHours":24.06637963737215,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:04","end":"01:04","startHours":24.06637963737215,"endHours":25.06637963737215,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:04","end":"02:04","startHours":25.06637963737215,"endHours":26.06637963737215,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:04","end":"03:04","startHours":26.06637963737215,"endHours":27.06637963737215,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:04","end":"04:04","startHours":27.06637963737215,"endHours":28.06637963737215,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:04","end":"05:04","startHours":28.06637963737215,"endHours":29.06637963737215,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:04","end":"06:04","startHours":29.06637963737215,"endHours":30.06637963737215,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:04","end":"07:04","startHours":30.06637963737215,"endHours":31.06637963737215,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.33880712321472,"eotMinutes":3.253368877108411,"ayanamsa":23.8943}},"calendars":{"vikram_samvat":2059,"vikram_samvatsara":"Manmatha","saka_samvat":1924,"saka_samvatsara":"Citrabhānu","bengali_samvat":1409,"malayalam_era":1178,"nanakshahi_year":533,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Trayodaśī · Vikram 2059 Manmatha · Śaka 1924 Citrabhānu"},"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":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 17, 2002 CE · Vṛndāvana · Vidhyamitra","description":"December 17, 2002 CE for Vṛndāvana: Śukla Trayodaśī, sūryodaya 07:04, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2002-12-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2002-12-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/2002-12-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/2002-12-17","x-default":"https://vidhyamitra.com/city/vrindavan/2002-12-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T15:32:17.953Z","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":"2026-05-16T15:32:17.953Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T15:32:17.953Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}