{"id":"vidhyamitra:city-day:patna:2012-09-19:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/patna/2012-09-19","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-09-19","date_display":"September 19, 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2012,"month":9,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456189.770833,"kali_year":5114,"ahargana":1867724.2708,"sun":{"sidereal_longitude":151.7132,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":189.1136,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.4003,"elapsed_within_tithi_degrees":1.4003},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":189.1136,"elapsed_within_degrees":2.4469},"yoga":{"number":26,"name":"Indra","sum_longitude":340.8268},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"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":2012,"month":9,"day":19,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456189.770833,"ahargana":1867724.2708,"kali_year":5114,"ayanamsa_lahiri":24.0306,"grahas":{"sun":{"sidereal_longitude":152.47904599999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.08394599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":-2.2392},"mars":{"sidereal_longitude":203.25484600000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":159.35754599999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":51.62224600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":109.49084600000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":183.79044599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":218.98,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":38.98,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2012,"month":9,"day":19,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456189.770833,"kali_year":5114,"ahargana":1867724.2708,"sun":{"sidereal_longitude":151.7132,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":189.1136,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.4003,"elapsed_within_tithi_degrees":1.4003},"nakshatra":{"number":15,"name":"Svātī","pada":1,"moon_longitude":189.1136,"elapsed_within_degrees":2.4469},"yoga":{"number":26,"name":"Indra","sum_longitude":340.8268},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.239,"elongation":37.4},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.239,"opposition_distance":142.6}},"eclipse_window_40days":[]},"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"patna","name":"Patna, Bihar","lat":25.5941,"lon":85.1376,"tz_offset_hours":5.5,"state":"Bihar","country":"IN","tier":"tier-1"},"sunriseLocal":"05:36","sunsetLocal":"17:49","solarNoonLocal":"11:42","dayLengthHours":12.211840818261939,"dayLengthDisplay":"12 Hours 12 Mins 43 Secs","nightLengthDisplay":"11 Hours 47 Mins 17 Secs","moonriseLocal":"08:45","moonsetLocal":"19:57","rahuKala":{"name":"Rāhu Kāla","start":"11:42","end":"13:14","startHours":11.707838731875835,"endHours":13.234318834158579,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:39","startHours":7.128398425027609,"endHours":8.654878527310352,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:11","end":"11:42","startHours":10.181358629593094,"endHours":11.707838731875835,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:52","startHours":8.451347847005986,"endHours":8.858409207614717,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:07","end":"06:26","startHours":6.110745023505781,"endHours":6.436394111992766,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:18","end":"12:07","startHours":11.300777371267104,"endHours":12.114900092484566,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:47","startHours":3.973672880309942,"endHours":4.787795601527404,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:36","startHours":4.584264921223038,"endHours":5.601918322744867,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:33","startHours":13.743145534919492,"endHours":14.557268256136954,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:37","end":"18:01","startHours":17.613759141006806,"endHours":18.013759141006805,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:49","end":"18:19","startHours":17.813759141006805,"endHours":18.32258584176772,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:34","end":"19:19","startHours":17.563759141006805,"endHours":19.313759141006805,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:18","end":"00:07","startHours":23.300777371267102,"endHours":24.114900092484568,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:36","end":"07:08","startHours":5.601918322744867,"endHours":7.128398425027609,"quality":"auspicious"},{"name":"Amṛta","start":"07:08","end":"08:39","startHours":7.128398425027609,"endHours":8.654878527310352,"quality":"auspicious"},{"name":"Kāla","start":"08:39","end":"10:11","startHours":8.654878527310352,"endHours":10.181358629593094,"quality":"inauspicious"},{"name":"Śubha","start":"10:11","end":"11:42","startHours":10.181358629593094,"endHours":11.707838731875835,"quality":"auspicious"},{"name":"Roga","start":"11:42","end":"13:14","startHours":11.707838731875835,"endHours":13.234318834158579,"quality":"inauspicious"},{"name":"Udveg","start":"13:14","end":"14:46","startHours":13.234318834158579,"endHours":14.76079893644132,"quality":"inauspicious"},{"name":"Chala","start":"14:46","end":"16:17","startHours":14.76079893644132,"endHours":16.287279038724066,"quality":"neutral"},{"name":"Labha","start":"16:17","end":"17:49","startHours":16.287279038724066,"endHours":17.813759141006805,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:49","end":"19:17","startHours":17.813759141006805,"endHours":19.287279038724062,"quality":"inauspicious"},{"name":"Chala","start":"19:17","end":"20:46","startHours":19.287279038724062,"endHours":20.760798936441322,"quality":"neutral"},{"name":"Labha","start":"20:46","end":"22:14","startHours":20.760798936441322,"endHours":22.23431883415858,"quality":"auspicious"},{"name":"Amṛta","start":"22:14","end":"23:42","startHours":22.23431883415858,"endHours":23.707838731875835,"quality":"auspicious"},{"name":"Kāla","start":"23:42","end":"01:11","startHours":23.707838731875835,"endHours":25.181358629593092,"quality":"inauspicious"},{"name":"Śubha","start":"01:11","end":"02:39","startHours":25.181358629593092,"endHours":26.654878527310352,"quality":"auspicious"},{"name":"Roga","start":"02:39","end":"04:08","startHours":26.654878527310352,"endHours":28.12839842502761,"quality":"inauspicious"},{"name":"Udveg","start":"04:08","end":"05:36","startHours":28.12839842502761,"endHours":29.601918322744865,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:36","end":"06:36","startHours":5.601918322744867,"endHours":6.601918322744867,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:36","end":"07:36","startHours":6.601918322744867,"endHours":7.601918322744867,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:36","end":"08:36","startHours":7.601918322744867,"endHours":8.601918322744867,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:36","end":"09:36","startHours":8.601918322744867,"endHours":9.601918322744867,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:36","end":"10:36","startHours":9.601918322744867,"endHours":10.601918322744867,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:36","end":"11:36","startHours":10.601918322744867,"endHours":11.601918322744867,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:36","end":"12:36","startHours":11.601918322744867,"endHours":12.601918322744867,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:36","end":"13:36","startHours":12.601918322744867,"endHours":13.601918322744867,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:36","end":"14:36","startHours":13.601918322744867,"endHours":14.601918322744867,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:36","end":"15:36","startHours":14.601918322744867,"endHours":15.601918322744867,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:36","end":"16:36","startHours":15.601918322744867,"endHours":16.601918322744865,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:36","end":"17:36","startHours":16.601918322744865,"endHours":17.601918322744865,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:36","end":"18:36","startHours":17.601918322744865,"endHours":18.601918322744865,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:36","end":"19:36","startHours":18.601918322744865,"endHours":19.601918322744865,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:36","end":"20:36","startHours":19.601918322744865,"endHours":20.601918322744865,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:36","end":"21:36","startHours":20.601918322744865,"endHours":21.601918322744865,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:36","end":"22:36","startHours":21.601918322744865,"endHours":22.601918322744865,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:36","end":"23:36","startHours":22.601918322744865,"endHours":23.601918322744865,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:36","end":"00:36","startHours":23.601918322744865,"endHours":24.601918322744865,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:36","end":"01:36","startHours":24.601918322744865,"endHours":25.601918322744865,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:36","end":"02:36","startHours":25.601918322744865,"endHours":26.601918322744865,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:36","end":"03:36","startHours":26.601918322744865,"endHours":27.601918322744865,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:36","end":"04:36","startHours":27.601918322744865,"endHours":28.601918322744865,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:36","end":"05:36","startHours":28.601918322744865,"endHours":29.601918322744865,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.3875042328294036,"eotMinutes":6.979276087449932,"ayanamsa":24.0306}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Caturthī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"ganesha-chaturthi","name":"Gaṇeśa Caturthī","name_sanskrit":"गणेश चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Gaṇeśa's birth day; 11-day festival in Maharashtra.","vrata":false,"detection":{"tithi_number":4,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":1},{"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":"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":"Dedicated festival walk for Gaṇeśa Caturthī · Vināyaka Caturthī (monthly) is not live yet; Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"patna"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 19, 2012 CE · Patna, Bihar · Vidhyamitra","description":"September 19, 2012 CE for Patna, Bihar: Śukla Caturthī, sūryodaya 05:36, sūryāsta 17:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/patna/2012-09-19","hreflang_alternates":{"en":"https://vidhyamitra.com/city/patna/2012-09-19","sa":"https://sa.vidhyamitra.com/city/patna/2012-09-19","hi":"https://hi.vidhyamitra.com/city/patna/2012-09-19","x-default":"https://vidhyamitra.com/city/patna/2012-09-19"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-23T07:38:09.058Z","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":"2026-09-23T07:38:09.058Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-23T07:38:09.058Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}