{"id":"vidhyamitra:city-day:varanasi:2012-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/varanasi/2012-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-04-15","date_display":"April 15, 2012 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":2012,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456032.770833,"kali_year":5113,"ahargana":1867567.2708,"sun":{"sidereal_longitude":1.5537,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":288.1305,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.5768,"elapsed_within_tithi_degrees":10.5768},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":288.1305,"elapsed_within_degrees":8.1305},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.6842},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2012,"month":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456032.770833,"ahargana":1867567.2708,"kali_year":5113,"ayanamsa_lahiri":24.0246,"grahas":{"sun":{"sidereal_longitude":1.4532449999999812,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":290.69104500000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false,"latitude":3.9284},"mars":{"sidereal_longitude":129.45844499999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":334.211045,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":22.244545000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":45.72384499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":181.96934499999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":227.2986,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":47.2986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"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":2012,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456032.770833,"kali_year":5113,"ahargana":1867567.2708,"sun":{"sidereal_longitude":1.5537,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":288.1305,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.5768,"elapsed_within_tithi_degrees":10.5768},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3,"moon_longitude":288.1305,"elapsed_within_degrees":8.1305},"yoga":{"number":22,"name":"Sādhya","sum_longitude":289.6842},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.928,"elongation":73.423},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.928,"opposition_distance":106.577}},"eclipse_window_40days":[]},"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"varanasi","name":"Vārāṇasī (Kāśī)","lat":25.3176,"lon":82.9739,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:36","sunsetLocal":"18:21","solarNoonLocal":"11:58","dayLengthHours":12.753496727900526,"dayLengthDisplay":"12 Hours 45 Mins 13 Secs","nightLengthDisplay":"11 Hours 14 Mins 47 Secs","moonriseLocal":"01:45","moonsetLocal":"12:46","rahuKala":{"name":"Rāhu Kāla","start":"16:45","end":"18:21","startHours":16.754970007259484,"endHours":18.349157098247048,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:58","end":"13:34","startHours":11.972408734296785,"endHours":13.566595825284352,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:10","end":"16:45","startHours":15.160782916271916,"endHours":16.754970007259484,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:34","end":"09:00","startHours":8.571476273523313,"endHours":8.996592831119997,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:28","startHours":6.127056067342378,"endHours":6.467149313419726,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:33","end":"12:24","startHours":11.5472921767001,"endHours":12.39752529189347,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:54","end":"04:45","startHours":3.895194139959786,"endHours":4.745427255153155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:32","end":"05:36","startHours":4.532868976354813,"endHours":5.595660370346523,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:57","startHours":14.097991522280207,"endHours":14.948224637473576,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.14915709824705,"endHours":18.549157098247047,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:53","startHours":18.349157098247048,"endHours":18.880552795242902,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.099157098247048,"endHours":19.849157098247048,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:33","end":"00:24","startHours":23.5472921767001,"endHours":24.39752529189347,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:36","end":"07:11","startHours":5.595660370346523,"endHours":7.189847461334089,"quality":"inauspicious"},{"name":"Chala","start":"07:11","end":"08:47","startHours":7.189847461334089,"endHours":8.784034552321653,"quality":"neutral"},{"name":"Labha","start":"08:47","end":"10:23","startHours":8.784034552321653,"endHours":10.378221643309221,"quality":"auspicious"},{"name":"Amṛta","start":"10:23","end":"11:58","startHours":10.378221643309221,"endHours":11.972408734296785,"quality":"auspicious"},{"name":"Kāla","start":"11:58","end":"13:34","startHours":11.972408734296785,"endHours":13.566595825284352,"quality":"inauspicious"},{"name":"Śubha","start":"13:34","end":"15:10","startHours":13.566595825284352,"endHours":15.160782916271916,"quality":"auspicious"},{"name":"Roga","start":"15:10","end":"16:45","startHours":15.160782916271916,"endHours":16.754970007259484,"quality":"inauspicious"},{"name":"Udveg","start":"16:45","end":"18:21","startHours":16.754970007259484,"endHours":18.349157098247048,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:21","end":"19:45","startHours":18.349157098247048,"endHours":19.75497000725948,"quality":"auspicious"},{"name":"Roga","start":"19:45","end":"21:10","startHours":19.75497000725948,"endHours":21.160782916271916,"quality":"inauspicious"},{"name":"Udveg","start":"21:10","end":"22:34","startHours":21.160782916271916,"endHours":22.566595825284352,"quality":"inauspicious"},{"name":"Chala","start":"22:34","end":"23:58","startHours":22.566595825284352,"endHours":23.972408734296785,"quality":"neutral"},{"name":"Labha","start":"23:58","end":"01:23","startHours":23.972408734296785,"endHours":25.378221643309217,"quality":"auspicious"},{"name":"Amṛta","start":"01:23","end":"02:47","startHours":25.378221643309217,"endHours":26.784034552321653,"quality":"auspicious"},{"name":"Kāla","start":"02:47","end":"04:11","startHours":26.784034552321653,"endHours":28.18984746133409,"quality":"inauspicious"},{"name":"Śubha","start":"04:11","end":"05:36","startHours":28.18984746133409,"endHours":29.595660370346522,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.595660370346523,"endHours":6.595660370346523,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.595660370346523,"endHours":7.595660370346523,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.595660370346523,"endHours":8.595660370346522,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.595660370346522,"endHours":9.595660370346522,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.595660370346522,"endHours":10.595660370346522,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.595660370346522,"endHours":11.595660370346522,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.595660370346522,"endHours":12.595660370346522,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.595660370346522,"endHours":13.595660370346522,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.595660370346522,"endHours":14.595660370346522,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.595660370346522,"endHours":15.595660370346522,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.595660370346522,"endHours":16.595660370346522,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.595660370346522,"endHours":17.595660370346522,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.595660370346522,"endHours":18.595660370346522,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.595660370346522,"endHours":19.595660370346522,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.595660370346522,"endHours":20.595660370346522,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.595660370346522,"endHours":21.595660370346522,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.595660370346522,"endHours":22.595660370346522,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.595660370346522,"endHours":23.595660370346522,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.595660370346522,"endHours":24.595660370346522,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.595660370346522,"endHours":25.595660370346522,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.595660370346522,"endHours":26.595660370346522,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.595660370346522,"endHours":27.595660370346522,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.595660370346522,"endHours":28.595660370346522,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.595660370346522,"endHours":29.595660370346522,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":9.851165852987261,"eotMinutes":-0.240124057807095,"ayanamsa":24.0246}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Navamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"varanasi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 15, 2012 CE · Vārāṇasī (Kāśī) · Vidhyamitra","description":"April 15, 2012 CE for Vārāṇasī (Kāśī): Kṛṣṇa Navamī, sūryodaya 05:36, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/varanasi/2012-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/varanasi/2012-04-15","sa":"https://sa.vidhyamitra.com/city/varanasi/2012-04-15","hi":"https://hi.vidhyamitra.com/city/varanasi/2012-04-15","x-default":"https://vidhyamitra.com/city/varanasi/2012-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T16:36:35.145Z","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":"2026-05-14T16:36:35.145Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T16:36:35.145Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}