{"id":"vidhyamitra:city-day:vrindavan:2171-01-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2171-01-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2171-01-19","date_display":"January 19, 2171 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":2171,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514019.770833,"kali_year":5272,"ahargana":1925554.2708,"sun":{"sidereal_longitude":272.0149,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.2975,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.2826,"elapsed_within_tithi_degrees":11.2826},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.2975,"elapsed_within_degrees":1.9641},"yoga":{"number":25,"name":"Brahma","sum_longitude":327.3123},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2171,"month":1,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514019.770833,"ahargana":1925554.2708,"kali_year":5272,"ayanamsa_lahiri":26.2424,"grahas":{"sun":{"sidereal_longitude":272.51731500000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":56.18401499999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":1.5693},"mars":{"sidereal_longitude":292.015615,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":271.57571499999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":170.19861500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":230.13831499999992,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":306.43491500000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":34.8683,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":214.8683,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2171,"month":1,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514019.770833,"kali_year":5272,"ahargana":1925554.2708,"sun":{"sidereal_longitude":272.0149,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":55.2975,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":143.2826,"elapsed_within_tithi_degrees":11.2826},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":55.2975,"elapsed_within_degrees":1.9641},"yoga":{"number":25,"name":"Brahma","sum_longitude":327.3123},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.569,"elongation":143.283},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.569,"opposition_distance":36.717}},"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":"07:11","sunsetLocal":"17:49","solarNoonLocal":"12:30","dayLengthHours":10.642999986583751,"dayLengthDisplay":"10 Hours 38 Mins 35 Secs","nightLengthDisplay":"13 Hours 21 Mins 25 Secs","moonriseLocal":"15:10","moonsetLocal":"04:59","rahuKala":{"name":"Rāhu Kāla","start":"09:50","end":"11:10","startHours":9.8396642355844,"endHours":11.170039233907369,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:50","end":"15:10","startHours":13.830789230553307,"endHours":15.161164228876276,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:11","end":"08:31","startHours":7.178914238938463,"endHours":8.50928923726143,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:40","end":"10:01","startHours":9.66228090247467,"endHours":10.01704756869413,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:54","startHours":7.622372571712786,"endHours":7.9061859046883525,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:51","startHours":12.145647566010881,"endHours":12.855180898449797,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:28","startHours":5.759847574060629,"endHours":6.469380906499546,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:11","startHours":6.291997573389817,"endHours":7.178914238938463,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"14:59","startHours":14.27424756332763,"endHours":14.983780895766547,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.621914225522215,"endHours":18.021914225522213,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:16","startHours":17.821914225522214,"endHours":18.265372558296537,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.571914225522214,"endHours":19.321914225522214,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:51","startHours":24.145647566010883,"endHours":24.8551808984498,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:11","end":"08:31","startHours":7.178914238938463,"endHours":8.50928923726143,"quality":"inauspicious"},{"name":"Śubha","start":"08:31","end":"09:50","startHours":8.50928923726143,"endHours":9.8396642355844,"quality":"auspicious"},{"name":"Roga","start":"09:50","end":"11:10","startHours":9.8396642355844,"endHours":11.170039233907369,"quality":"inauspicious"},{"name":"Udveg","start":"11:10","end":"12:30","startHours":11.170039233907369,"endHours":12.500414232230337,"quality":"inauspicious"},{"name":"Chala","start":"12:30","end":"13:50","startHours":12.500414232230337,"endHours":13.830789230553307,"quality":"neutral"},{"name":"Labha","start":"13:50","end":"15:10","startHours":13.830789230553307,"endHours":15.161164228876276,"quality":"auspicious"},{"name":"Amṛta","start":"15:10","end":"16:29","startHours":15.161164228876276,"endHours":16.491539227199247,"quality":"auspicious"},{"name":"Kāla","start":"16:29","end":"17:49","startHours":16.491539227199247,"endHours":17.821914225522214,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:49","end":"19:29","startHours":17.821914225522214,"endHours":19.491539227199244,"quality":"auspicious"},{"name":"Amṛta","start":"19:29","end":"21:10","startHours":19.491539227199244,"endHours":21.161164228876277,"quality":"auspicious"},{"name":"Kāla","start":"21:10","end":"22:50","startHours":21.161164228876277,"endHours":22.830789230553307,"quality":"inauspicious"},{"name":"Śubha","start":"22:50","end":"00:30","startHours":22.830789230553307,"endHours":24.500414232230337,"quality":"auspicious"},{"name":"Roga","start":"00:30","end":"02:10","startHours":24.500414232230337,"endHours":26.170039233907367,"quality":"inauspicious"},{"name":"Udveg","start":"02:10","end":"03:50","startHours":26.170039233907367,"endHours":27.8396642355844,"quality":"inauspicious"},{"name":"Chala","start":"03:50","end":"05:31","startHours":27.8396642355844,"endHours":29.50928923726143,"quality":"neutral"},{"name":"Labha","start":"05:31","end":"07:11","startHours":29.50928923726143,"endHours":31.17891423893846,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:11","end":"08:11","startHours":7.178914238938463,"endHours":8.178914238938463,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:11","end":"09:11","startHours":8.178914238938463,"endHours":9.178914238938463,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:11","end":"10:11","startHours":9.178914238938463,"endHours":10.178914238938463,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:11","end":"11:11","startHours":10.178914238938463,"endHours":11.178914238938463,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:11","end":"12:11","startHours":11.178914238938463,"endHours":12.178914238938463,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:11","end":"13:11","startHours":12.178914238938463,"endHours":13.178914238938463,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:11","end":"14:11","startHours":13.178914238938463,"endHours":14.178914238938463,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:11","end":"15:11","startHours":14.178914238938463,"endHours":15.178914238938463,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:11","end":"16:11","startHours":15.178914238938463,"endHours":16.17891423893846,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:11","end":"17:11","startHours":16.17891423893846,"endHours":17.17891423893846,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:11","end":"18:11","startHours":17.17891423893846,"endHours":18.17891423893846,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:11","end":"19:11","startHours":18.17891423893846,"endHours":19.17891423893846,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:11","end":"20:11","startHours":19.17891423893846,"endHours":20.17891423893846,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:11","end":"21:11","startHours":20.17891423893846,"endHours":21.17891423893846,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:11","end":"22:11","startHours":21.17891423893846,"endHours":22.17891423893846,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:11","end":"23:11","startHours":22.17891423893846,"endHours":23.17891423893846,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:11","end":"00:11","startHours":23.17891423893846,"endHours":24.17891423893846,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:11","end":"01:11","startHours":24.17891423893846,"endHours":25.17891423893846,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:11","end":"02:11","startHours":25.17891423893846,"endHours":26.17891423893846,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:11","end":"03:11","startHours":26.17891423893846,"endHours":27.17891423893846,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:11","end":"04:11","startHours":27.17891423893846,"endHours":28.17891423893846,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:11","end":"05:11","startHours":28.17891423893846,"endHours":29.17891423893846,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:11","end":"06:11","startHours":29.17891423893846,"endHours":30.17891423893846,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:11","end":"07:11","startHours":30.17891423893846,"endHours":31.17891423893846,"planetary_lord":"Mercury"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.40600309002595,"eotMinutes":-10.662053933820344,"ayanamsa":26.2424}},"calendars":{"vikram_samvat":2228,"vikram_samvatsara":"Tāraṇa","saka_samvat":2093,"saka_samvatsara":"Prajāpati","bengali_samvat":1578,"malayalam_era":1347,"nanakshahi_year":702,"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":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvādaśī · Vikram 2228 Tāraṇa · Śaka 2093 Prajāpati"},"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":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 19, 2171 CE · Vṛndāvana · Vidhyamitra","description":"January 19, 2171 CE for Vṛndāvana: Śukla Dvādaśī, sūryodaya 07:11, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2171-01-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2171-01-19","sa":"https://sa.vidhyamitra.com/city/vrindavan/2171-01-19","hi":"https://hi.vidhyamitra.com/city/vrindavan/2171-01-19","x-default":"https://vidhyamitra.com/city/vrindavan/2171-01-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T21:20:23.514Z","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":"2026-06-01T21:20:23.514Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T21:20:23.514Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}