{"id":"vidhyamitra:city-day:vrindavan:2012-09-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2012-09-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-09-15","date_display":"September 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":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456185.770833,"kali_year":5114,"ahargana":1867720.2708,"sun":{"sidereal_longitude":147.8185,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":133.2261,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.4076,"elapsed_within_tithi_degrees":9.4076},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":133.2261,"elapsed_within_degrees":13.2261},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.0446},"karana":{"half_tithi_index":57,"name":"Śakuni"},"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":2012,"month":9,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456185.770833,"ahargana":1867720.2708,"kali_year":5114,"ayanamsa_lahiri":24.0305,"grahas":{"sun":{"sidereal_longitude":148.57669900000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":134.898099,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":-4.4888},"mars":{"sidereal_longitude":200.53959899999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":152.28869899999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":51.39869900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":105.01529900000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":183.360499,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":219.192,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":39.192,"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":"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":9,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456185.770833,"kali_year":5114,"ahargana":1867720.2708,"sun":{"sidereal_longitude":147.8185,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":133.2261,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":345.4076,"elapsed_within_tithi_degrees":9.4076},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":133.2261,"elapsed_within_degrees":13.2261},"yoga":{"number":22,"name":"Sādhya","sum_longitude":281.0446},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.489,"elongation":14.592},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.489,"opposition_distance":165.408}},"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":"06:04","sunsetLocal":"18:24","solarNoonLocal":"12:14","dayLengthHours":12.329904207421812,"dayLengthDisplay":"12 Hours 19 Mins 48 Secs","nightLengthDisplay":"11 Hours 40 Mins 12 Secs","moonriseLocal":"04:59","moonsetLocal":"17:39","rahuKala":{"name":"Rāhu Kāla","start":"09:09","end":"10:41","startHours":9.14862606175451,"endHours":10.689864087682235,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:46","end":"15:19","startHours":13.772340139537688,"endHours":15.313578165465415,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:04","end":"07:36","startHours":6.066150009899055,"endHours":7.607388035826782,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:21","startHours":8.943127658297477,"endHours":9.35412446521154,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:55","startHours":6.579896018541631,"endHours":6.908693464072879,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:39","startHours":11.8201053066959,"endHours":12.64209892052402,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:25","end":"05:15","startHours":4.422162782242814,"endHours":5.2441563960709345,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:02","end":"06:04","startHours":5.038657992613905,"endHours":6.066150009899055,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"15:06","startHours":14.286086148180264,"endHours":15.108079762008385,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.196054217320867,"endHours":18.596054217320866,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:55","startHours":18.396054217320867,"endHours":18.90980022596344,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.146054217320867,"endHours":19.896054217320867,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:39","startHours":23.8201053066959,"endHours":24.64209892052402,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:04","end":"07:36","startHours":6.066150009899055,"endHours":7.607388035826782,"quality":"inauspicious"},{"name":"Śubha","start":"07:36","end":"09:09","startHours":7.607388035826782,"endHours":9.14862606175451,"quality":"auspicious"},{"name":"Roga","start":"09:09","end":"10:41","startHours":9.14862606175451,"endHours":10.689864087682235,"quality":"inauspicious"},{"name":"Udveg","start":"10:41","end":"12:14","startHours":10.689864087682235,"endHours":12.23110211360996,"quality":"inauspicious"},{"name":"Chala","start":"12:14","end":"13:46","startHours":12.23110211360996,"endHours":13.772340139537688,"quality":"neutral"},{"name":"Labha","start":"13:46","end":"15:19","startHours":13.772340139537688,"endHours":15.313578165465415,"quality":"auspicious"},{"name":"Amṛta","start":"15:19","end":"16:51","startHours":15.313578165465415,"endHours":16.85481619139314,"quality":"auspicious"},{"name":"Kāla","start":"16:51","end":"18:24","startHours":16.85481619139314,"endHours":18.396054217320867,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:24","end":"19:51","startHours":18.396054217320867,"endHours":19.85481619139314,"quality":"auspicious"},{"name":"Amṛta","start":"19:51","end":"21:19","startHours":19.85481619139314,"endHours":21.313578165465415,"quality":"auspicious"},{"name":"Kāla","start":"21:19","end":"22:46","startHours":21.313578165465415,"endHours":22.772340139537686,"quality":"inauspicious"},{"name":"Śubha","start":"22:46","end":"00:14","startHours":22.772340139537686,"endHours":24.23110211360996,"quality":"auspicious"},{"name":"Roga","start":"00:14","end":"01:41","startHours":24.23110211360996,"endHours":25.689864087682235,"quality":"inauspicious"},{"name":"Udveg","start":"01:41","end":"03:09","startHours":25.689864087682235,"endHours":27.148626061754506,"quality":"inauspicious"},{"name":"Chala","start":"03:09","end":"04:36","startHours":27.148626061754506,"endHours":28.60738803582678,"quality":"neutral"},{"name":"Labha","start":"04:36","end":"06:04","startHours":28.60738803582678,"endHours":30.066150009899054,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.066150009899055,"endHours":7.066150009899055,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.066150009899055,"endHours":8.066150009899054,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.066150009899054,"endHours":9.066150009899054,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.066150009899054,"endHours":10.066150009899054,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.066150009899054,"endHours":11.066150009899054,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.066150009899054,"endHours":12.066150009899054,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.066150009899054,"endHours":13.066150009899054,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.066150009899054,"endHours":14.066150009899054,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.066150009899054,"endHours":15.066150009899054,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.066150009899054,"endHours":16.066150009899054,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.066150009899054,"endHours":17.066150009899054,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.066150009899054,"endHours":18.066150009899054,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.066150009899054,"endHours":19.066150009899054,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.066150009899054,"endHours":20.066150009899054,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.066150009899054,"endHours":21.066150009899054,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.066150009899054,"endHours":22.066150009899054,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.066150009899054,"endHours":23.066150009899054,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.066150009899054,"endHours":24.066150009899054,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.066150009899054,"endHours":25.066150009899054,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.066150009899054,"endHours":26.066150009899054,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.066150009899054,"endHours":27.066150009899054,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.066150009899054,"endHours":28.066150009899054,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.066150009899054,"endHours":29.066150009899054,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.066150009899054,"endHours":30.066150009899054,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":2.9334864556630804,"eotMinutes":5.496673183402374,"ayanamsa":24.0305}},"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 Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Caturdaśī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 September 15, 2012 CE · Vṛndāvana · Vidhyamitra","description":"September 15, 2012 CE for Vṛndāvana: Kṛṣṇa Caturdaśī, sūryodaya 06:04, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2012-09-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2012-09-15","sa":"https://sa.vidhyamitra.com/city/vrindavan/2012-09-15","hi":"https://hi.vidhyamitra.com/city/vrindavan/2012-09-15","x-default":"https://vidhyamitra.com/city/vrindavan/2012-09-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:45:51.012Z","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":"2026-05-15T14:45:51.013Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:45:51.013Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}