{"id":"vidhyamitra:city-day:vrindavan:1930-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1930-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1930-01-01","date_display":"January 1, 1930 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":1930,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425977.770833,"kali_year":5031,"ahargana":1837512.2708,"sun":{"sidereal_longitude":256.9708,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":270.4263,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":13.4555,"elapsed_within_tithi_degrees":1.4555},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.4263,"elapsed_within_degrees":3.7596},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":167.3971},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1930,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2425977.770833,"ahargana":1837512.2708,"kali_year":5031,"ayanamsa_lahiri":22.8751,"grahas":{"sun":{"sidereal_longitude":257.035566,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":268.4519660000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-4.2458},"mars":{"sidereal_longitude":250.06536600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":276.347766,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":45.99006600000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":249.24726600000008,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":251.156566,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":19.7572,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":199.7572,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"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":1930,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2425977.770833,"kali_year":5031,"ahargana":1837512.2708,"sun":{"sidereal_longitude":256.9708,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":270.4263,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":13.4555,"elapsed_within_tithi_degrees":1.4555},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":270.4263,"elapsed_within_degrees":3.7596},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":167.3971},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.246,"elongation":13.456},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.246,"opposition_distance":166.544}},"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":"07:10","sunsetLocal":"17:36","solarNoonLocal":"12:23","dayLengthHours":10.426875310403775,"dayLengthDisplay":"10 Hours 25 Mins 37 Secs","nightLengthDisplay":"13 Hours 34 Mins 23 Secs","moonriseLocal":"07:54","moonsetLocal":"18:24","rahuKala":{"name":"Rāhu Kāla","start":"12:23","end":"13:41","startHours":12.384466305389935,"endHours":13.687825719190407,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:28","end":"09:47","startHours":8.474388063988519,"endHours":9.77774747778899,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:05","end":"12:23","startHours":11.081106891589464,"endHours":12.384466305389935,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:57","startHours":9.603966222615595,"endHours":9.951528732962387,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:36","end":"07:53","startHours":7.605481788121538,"endHours":7.883531796398972,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:44","startHours":12.036903795043143,"endHours":12.732028815736728,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:47","end":"06:29","startHours":5.780778608800877,"endHours":6.4759036294944625,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:18","end":"07:10","startHours":6.3021223743210655,"endHours":7.171028650188047,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:49","startHours":14.122278857123897,"endHours":14.817403877817481,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:24","end":"17:48","startHours":17.397903960591822,"endHours":17.79790396059182,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:36","end":"18:02","startHours":17.59790396059182,"endHours":18.032357098525313,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:21","end":"19:06","startHours":17.34790396059182,"endHours":19.09790396059182,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:44","startHours":24.03690379504314,"endHours":24.73202881573673,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:10","end":"08:28","startHours":7.171028650188047,"endHours":8.474388063988519,"quality":"auspicious"},{"name":"Amṛta","start":"08:28","end":"09:47","startHours":8.474388063988519,"endHours":9.77774747778899,"quality":"auspicious"},{"name":"Kāla","start":"09:47","end":"11:05","startHours":9.77774747778899,"endHours":11.081106891589464,"quality":"inauspicious"},{"name":"Śubha","start":"11:05","end":"12:23","startHours":11.081106891589464,"endHours":12.384466305389935,"quality":"auspicious"},{"name":"Roga","start":"12:23","end":"13:41","startHours":12.384466305389935,"endHours":13.687825719190407,"quality":"inauspicious"},{"name":"Udveg","start":"13:41","end":"14:59","startHours":13.687825719190407,"endHours":14.991185132990879,"quality":"inauspicious"},{"name":"Chala","start":"14:59","end":"16:18","startHours":14.991185132990879,"endHours":16.29454454679135,"quality":"neutral"},{"name":"Labha","start":"16:18","end":"17:36","startHours":16.29454454679135,"endHours":17.59790396059182,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:36","end":"19:18","startHours":17.59790396059182,"endHours":19.29454454679135,"quality":"inauspicious"},{"name":"Chala","start":"19:18","end":"20:59","startHours":19.29454454679135,"endHours":20.99118513299088,"quality":"neutral"},{"name":"Labha","start":"20:59","end":"22:41","startHours":20.99118513299088,"endHours":22.687825719190407,"quality":"auspicious"},{"name":"Amṛta","start":"22:41","end":"00:23","startHours":22.687825719190407,"endHours":24.384466305389935,"quality":"auspicious"},{"name":"Kāla","start":"00:23","end":"02:05","startHours":24.384466305389935,"endHours":26.081106891589464,"quality":"inauspicious"},{"name":"Śubha","start":"02:05","end":"03:47","startHours":26.081106891589464,"endHours":27.777747477788992,"quality":"auspicious"},{"name":"Roga","start":"03:47","end":"05:28","startHours":27.777747477788992,"endHours":29.47438806398852,"quality":"inauspicious"},{"name":"Udveg","start":"05:28","end":"07:10","startHours":29.47438806398852,"endHours":31.17102865018805,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.171028650188047,"endHours":8.171028650188047,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.171028650188047,"endHours":9.171028650188047,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.171028650188047,"endHours":10.171028650188047,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.171028650188047,"endHours":11.171028650188047,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.171028650188047,"endHours":12.171028650188047,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.171028650188047,"endHours":13.171028650188047,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.171028650188047,"endHours":14.171028650188047,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.171028650188047,"endHours":15.171028650188047,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.171028650188047,"endHours":16.17102865018805,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.17102865018805,"endHours":17.17102865018805,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.17102865018805,"endHours":18.17102865018805,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.17102865018805,"endHours":19.17102865018805,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.17102865018805,"endHours":20.17102865018805,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.17102865018805,"endHours":21.17102865018805,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.17102865018805,"endHours":22.17102865018805,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.17102865018805,"endHours":23.17102865018805,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.17102865018805,"endHours":24.17102865018805,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.17102865018805,"endHours":25.17102865018805,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.17102865018805,"endHours":26.17102865018805,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.17102865018805,"endHours":27.17102865018805,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.17102865018805,"endHours":28.17102865018805,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.17102865018805,"endHours":29.17102865018805,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.17102865018805,"endHours":30.17102865018805,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.17102865018805,"endHours":31.17102865018805,"planetary_lord":"Sun"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Saumya","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":-23.066374007385217,"eotMinutes":-3.705178323396069,"ayanamsa":22.8751}},"calendars":{"vikram_samvat":1987,"vikram_samvatsara":"Subhānu","saka_samvat":1852,"saka_samvatsara":"Pramoda","bengali_samvat":1337,"malayalam_era":1106,"nanakshahi_year":461,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Dvitīyā · Vikram 1987 Subhānu · Śaka 1852 Pramoda"},"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}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 1, 1930 CE · Vṛndāvana · Vidhyamitra","description":"January 1, 1930 CE for Vṛndāvana: Śukla Dvitīyā, sūryodaya 07:10, sūryāsta 17:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1930-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1930-01-01","sa":"https://sa.vidhyamitra.com/city/vrindavan/1930-01-01","hi":"https://hi.vidhyamitra.com/city/vrindavan/1930-01-01","x-default":"https://vidhyamitra.com/city/vrindavan/1930-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T22:27:40.325Z","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":"2026-05-22T22:27:40.325Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T22:27:40.325Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}