{"id":"vidhyamitra:city-day:thane:2157-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2157-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2157-09-20","date_display":"September 20, 2157 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":2157,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509150.770833,"kali_year":5259,"ahargana":1920685.2708,"sun":{"sidereal_longitude":150.2323,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":343.1582,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":192.9259,"elapsed_within_tithi_degrees":0.9259},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":343.1582,"elapsed_within_degrees":9.8249},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.3905},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2157,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509150.770833,"ahargana":1920685.2708,"kali_year":5259,"ayanamsa_lahiri":26.0562,"grahas":{"sun":{"sidereal_longitude":151.34824600000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":345.916646,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false,"latitude":3.4612},"mars":{"sidereal_longitude":225.99194599999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":160.046646,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":123.192746,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":195.53054599999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":158.030346,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":292.8514,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.8514,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"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":2157,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509150.770833,"kali_year":5259,"ahargana":1920685.2708,"sun":{"sidereal_longitude":150.2323,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":343.1582,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":192.9259,"elapsed_within_tithi_degrees":0.9259},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":343.1582,"elapsed_within_degrees":9.8249},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.3905},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.461,"elongation":167.074},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.461,"opposition_distance":12.926}},"eclipse_window_40days":[]},"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"thane","name":"Thane, Maharashtra","lat":19.2183,"lon":72.9781,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:26","sunsetLocal":"18:36","solarNoonLocal":"12:31","dayLengthHours":12.165623146172706,"dayLengthDisplay":"12 Hours 09 Mins 56 Secs","nightLengthDisplay":"11 Hours 50 Mins 04 Secs","moonriseLocal":"19:20","moonsetLocal":"07:38","rahuKala":{"name":"Rāhu Kāla","start":"15:33","end":"17:04","startHours":15.553750540517271,"endHours":17.07445343378886,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:28","end":"10:59","startHours":9.470938967430918,"endHours":10.991641860702508,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:31","end":"14:02","startHours":12.512344753974094,"endHours":14.033047647245684,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:16","end":"09:40","startHours":9.268178581661374,"endHours":9.673699353200464,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:16","startHours":6.936434145311605,"endHours":7.260850762542877,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:06","end":"12:55","startHours":12.106823982435005,"endHours":12.917865525513184,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:48","end":"05:37","startHours":4.807450094731381,"endHours":5.618491637809562,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:25","end":"06:26","startHours":5.4157312520400165,"endHours":6.429533180887742,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:32","end":"15:21","startHours":14.539948611669548,"endHours":15.350990154747729,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.395156327060448,"endHours":18.795156327060447,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:06","startHours":18.595156327060447,"endHours":19.10205729148431,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.345156327060447,"endHours":20.095156327060447,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:06","end":"00:55","startHours":24.106823982435003,"endHours":24.917865525513186,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:26","end":"07:57","startHours":6.429533180887742,"endHours":7.9502360741593305,"quality":"inauspicious"},{"name":"Udveg","start":"07:57","end":"09:28","startHours":7.9502360741593305,"endHours":9.470938967430918,"quality":"inauspicious"},{"name":"Chala","start":"09:28","end":"10:59","startHours":9.470938967430918,"endHours":10.991641860702508,"quality":"neutral"},{"name":"Labha","start":"10:59","end":"12:31","startHours":10.991641860702508,"endHours":12.512344753974094,"quality":"auspicious"},{"name":"Amṛta","start":"12:31","end":"14:02","startHours":12.512344753974094,"endHours":14.033047647245684,"quality":"auspicious"},{"name":"Kāla","start":"14:02","end":"15:33","startHours":14.033047647245684,"endHours":15.553750540517271,"quality":"inauspicious"},{"name":"Śubha","start":"15:33","end":"17:04","startHours":15.553750540517271,"endHours":17.07445343378886,"quality":"auspicious"},{"name":"Roga","start":"17:04","end":"18:36","startHours":17.07445343378886,"endHours":18.595156327060447,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:36","end":"20:04","startHours":18.595156327060447,"endHours":20.07445343378886,"quality":"inauspicious"},{"name":"Śubha","start":"20:04","end":"21:33","startHours":20.07445343378886,"endHours":21.55375054051727,"quality":"auspicious"},{"name":"Roga","start":"21:33","end":"23:02","startHours":21.55375054051727,"endHours":23.03304764724568,"quality":"inauspicious"},{"name":"Udveg","start":"23:02","end":"00:31","startHours":23.03304764724568,"endHours":24.512344753974094,"quality":"inauspicious"},{"name":"Chala","start":"00:31","end":"01:59","startHours":24.512344753974094,"endHours":25.991641860702508,"quality":"neutral"},{"name":"Labha","start":"01:59","end":"03:28","startHours":25.991641860702508,"endHours":27.470938967430918,"quality":"auspicious"},{"name":"Amṛta","start":"03:28","end":"04:57","startHours":27.470938967430918,"endHours":28.950236074159328,"quality":"auspicious"},{"name":"Kāla","start":"04:57","end":"06:26","startHours":28.950236074159328,"endHours":30.42953318088774,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:26","end":"07:26","startHours":6.429533180887742,"endHours":7.429533180887742,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:26","end":"08:26","startHours":7.429533180887742,"endHours":8.429533180887741,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:26","end":"09:26","startHours":8.429533180887741,"endHours":9.429533180887741,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:26","end":"10:26","startHours":9.429533180887741,"endHours":10.429533180887741,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:26","end":"11:26","startHours":10.429533180887741,"endHours":11.429533180887741,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:26","end":"12:26","startHours":11.429533180887741,"endHours":12.429533180887741,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:26","end":"13:26","startHours":12.429533180887741,"endHours":13.429533180887741,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:26","end":"14:26","startHours":13.429533180887741,"endHours":14.429533180887741,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:26","end":"15:26","startHours":14.429533180887741,"endHours":15.429533180887741,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:26","end":"16:26","startHours":15.429533180887741,"endHours":16.42953318088774,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:26","end":"17:26","startHours":16.42953318088774,"endHours":17.42953318088774,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:26","end":"18:26","startHours":17.42953318088774,"endHours":18.42953318088774,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:26","end":"19:26","startHours":18.42953318088774,"endHours":19.42953318088774,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:26","end":"20:26","startHours":19.42953318088774,"endHours":20.42953318088774,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:26","end":"21:26","startHours":20.42953318088774,"endHours":21.42953318088774,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:26","end":"22:26","startHours":21.42953318088774,"endHours":22.42953318088774,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:26","end":"23:26","startHours":22.42953318088774,"endHours":23.42953318088774,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:26","end":"00:26","startHours":23.42953318088774,"endHours":24.42953318088774,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:26","end":"01:26","startHours":24.42953318088774,"endHours":25.42953318088774,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:26","end":"02:26","startHours":25.42953318088774,"endHours":26.42953318088774,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:26","end":"03:26","startHours":26.42953318088774,"endHours":27.42953318088774,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:26","end":"04:26","startHours":27.42953318088774,"endHours":28.42953318088774,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:26","end":"05:26","startHours":28.42953318088774,"endHours":29.42953318088774,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:26","end":"06:26","startHours":29.42953318088774,"endHours":30.42953318088774,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"North","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.0320388337702266,"eotMinutes":7.346914761554353,"ayanamsa":26.0562}},"calendars":{"vikram_samvat":2214,"vikram_samvatsara":"Pramoda","saka_samvat":2079,"saka_samvatsara":"Piṅgala","bengali_samvat":1564,"malayalam_era":1333,"nanakshahi_year":688,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","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":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Dvitīyā · Vikram 2214 Pramoda · Śaka 2079 Piṅgala"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi_ingress":"Kanyā"},"precedence":4}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 20, 2157 CE · Thane, Maharashtra · Vidhyamitra","description":"September 20, 2157 CE for Thane, Maharashtra: Kṛṣṇa Dvitīyā, sūryodaya 06:26, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2157-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2157-09-20","sa":"https://sa.vidhyamitra.com/city/thane/2157-09-20","hi":"https://hi.vidhyamitra.com/city/thane/2157-09-20","x-default":"https://vidhyamitra.com/city/thane/2157-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T21:33:29.966Z","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":"2026-06-02T21:33:29.966Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T21:33:29.966Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}