{"id":"vidhyamitra:city-day:thane:2176-04-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/2176-04-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2176-04-20","date_display":"April 20, 2176 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":2176,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515937.770833,"kali_year":5278,"ahargana":1927472.2708,"sun":{"sidereal_longitude":4.0526,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":137.7916,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.739,"elapsed_within_tithi_degrees":1.739},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":137.7916,"elapsed_within_degrees":4.4582},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":141.8441},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2176,"month":4,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2515937.770833,"ahargana":1927472.2708,"kali_year":5278,"ayanamsa_lahiri":26.3158,"grahas":{"sun":{"sidereal_longitude":4.345532999999989,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":139.28423299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false,"latitude":-1.868},"mars":{"sidereal_longitude":263.5303329999999,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":336.325233,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":322.606933,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":1.1974329999999895,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":13.964533000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":293.2434,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":113.2434,"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":2176,"month":4,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2515937.770833,"kali_year":5278,"ahargana":1927472.2708,"sun":{"sidereal_longitude":4.0526,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":137.7916,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":133.739,"elapsed_within_tithi_degrees":1.739},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":137.7916,"elapsed_within_degrees":4.4582},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":141.8441},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.868,"elongation":133.739},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.868,"opposition_distance":46.261}},"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":"06:17","sunsetLocal":"18:57","solarNoonLocal":"12:37","dayLengthHours":12.672595192131785,"dayLengthDisplay":"12 Hours 40 Mins 21 Secs","nightLengthDisplay":"11 Hours 19 Mins 39 Secs","moonriseLocal":"15:26","moonsetLocal":"03:47","rahuKala":{"name":"Rāhu Kāla","start":"09:27","end":"11:02","startHours":9.450515144206374,"endHours":11.034589543222847,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:12","end":"15:47","startHours":14.202738341255793,"endHours":15.786812740272266,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:17","end":"07:52","startHours":6.282366346173427,"endHours":7.866440745189901,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:40","startHours":9.23930522433751,"endHours":9.661725064075236,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:49","end":"07:09","startHours":6.8103911458455855,"endHours":7.148327017635767,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"13:02","startHours":12.196244102501593,"endHours":13.041083781977045,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:36","end":"05:26","startHours":4.592686987222523,"endHours":5.437526666697975,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:17","startHours":5.226316746829112,"endHours":6.282366346173427,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:44","end":"15:35","startHours":14.730763140927952,"endHours":15.575602820403404,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:45","end":"19:09","startHours":18.754961538305214,"endHours":19.154961538305212,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:57","end":"19:29","startHours":18.954961538305213,"endHours":19.48298633797737,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:42","end":"20:27","startHours":18.704961538305213,"endHours":20.454961538305213,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"01:02","startHours":24.19624410250159,"endHours":25.041083781977047,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:17","end":"07:52","startHours":6.282366346173427,"endHours":7.866440745189901,"quality":"inauspicious"},{"name":"Śubha","start":"07:52","end":"09:27","startHours":7.866440745189901,"endHours":9.450515144206374,"quality":"auspicious"},{"name":"Roga","start":"09:27","end":"11:02","startHours":9.450515144206374,"endHours":11.034589543222847,"quality":"inauspicious"},{"name":"Udveg","start":"11:02","end":"12:37","startHours":11.034589543222847,"endHours":12.61866394223932,"quality":"inauspicious"},{"name":"Chala","start":"12:37","end":"14:12","startHours":12.61866394223932,"endHours":14.202738341255793,"quality":"neutral"},{"name":"Labha","start":"14:12","end":"15:47","startHours":14.202738341255793,"endHours":15.786812740272266,"quality":"auspicious"},{"name":"Amṛta","start":"15:47","end":"17:22","startHours":15.786812740272266,"endHours":17.37088713928874,"quality":"auspicious"},{"name":"Kāla","start":"17:22","end":"18:57","startHours":17.37088713928874,"endHours":18.954961538305213,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:57","end":"20:22","startHours":18.954961538305213,"endHours":20.37088713928874,"quality":"auspicious"},{"name":"Amṛta","start":"20:22","end":"21:47","startHours":20.37088713928874,"endHours":21.786812740272268,"quality":"auspicious"},{"name":"Kāla","start":"21:47","end":"23:12","startHours":21.786812740272268,"endHours":23.202738341255795,"quality":"inauspicious"},{"name":"Śubha","start":"23:12","end":"00:37","startHours":23.202738341255795,"endHours":24.61866394223932,"quality":"auspicious"},{"name":"Roga","start":"00:37","end":"02:02","startHours":24.61866394223932,"endHours":26.034589543222847,"quality":"inauspicious"},{"name":"Udveg","start":"02:02","end":"03:27","startHours":26.034589543222847,"endHours":27.450515144206374,"quality":"inauspicious"},{"name":"Chala","start":"03:27","end":"04:52","startHours":27.450515144206374,"endHours":28.866440745189898,"quality":"neutral"},{"name":"Labha","start":"04:52","end":"06:17","startHours":28.866440745189898,"endHours":30.282366346173426,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:17","end":"07:17","startHours":6.282366346173427,"endHours":7.282366346173427,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:17","end":"08:17","startHours":7.282366346173427,"endHours":8.282366346173427,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:17","end":"09:17","startHours":8.282366346173427,"endHours":9.282366346173427,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:17","end":"10:17","startHours":9.282366346173427,"endHours":10.282366346173427,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:17","end":"11:17","startHours":10.282366346173427,"endHours":11.282366346173427,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:17","end":"12:17","startHours":11.282366346173427,"endHours":12.282366346173427,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:17","end":"13:17","startHours":12.282366346173427,"endHours":13.282366346173427,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:17","end":"14:17","startHours":13.282366346173427,"endHours":14.282366346173427,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:17","end":"15:17","startHours":14.282366346173427,"endHours":15.282366346173427,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:17","end":"16:17","startHours":15.282366346173427,"endHours":16.282366346173426,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:17","end":"17:17","startHours":16.282366346173426,"endHours":17.282366346173426,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:17","end":"18:17","startHours":17.282366346173426,"endHours":18.282366346173426,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:17","end":"19:17","startHours":18.282366346173426,"endHours":19.282366346173426,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:17","end":"20:17","startHours":19.282366346173426,"endHours":20.282366346173426,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:17","end":"21:17","startHours":20.282366346173426,"endHours":21.282366346173426,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:17","end":"22:17","startHours":21.282366346173426,"endHours":22.282366346173426,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:17","end":"23:17","startHours":22.282366346173426,"endHours":23.282366346173426,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:17","end":"00:17","startHours":23.282366346173426,"endHours":24.282366346173426,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:17","end":"01:17","startHours":24.282366346173426,"endHours":25.282366346173426,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:17","end":"02:17","startHours":25.282366346173426,"endHours":26.282366346173426,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:17","end":"03:17","startHours":26.282366346173426,"endHours":27.282366346173426,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:17","end":"04:17","startHours":27.282366346173426,"endHours":28.282366346173426,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:17","end":"05:17","startHours":28.282366346173426,"endHours":29.282366346173426,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:17","end":"06:17","startHours":29.282366346173426,"endHours":30.282366346173426,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.702419538116118,"eotMinutes":0.9677634656409275,"ayanamsa":26.3158}},"calendars":{"vikram_samvat":2233,"vikram_samvatsara":"Virodhi","saka_samvat":2098,"saka_samvatsara":"Dhātṛ","bengali_samvat":1583,"malayalam_era":1352,"nanakshahi_year":707,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Dvādaśī · Vikram 2233 Virodhi · Śaka 2098 Dhātṛ"},"festivals":[],"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":"thane"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 20, 2176 CE · Thane, Maharashtra · Vidhyamitra","description":"April 20, 2176 CE for Thane, Maharashtra: Śukla Dvādaśī, sūryodaya 06:17, sūryāsta 18:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/2176-04-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/2176-04-20","sa":"https://sa.vidhyamitra.com/city/thane/2176-04-20","hi":"https://hi.vidhyamitra.com/city/thane/2176-04-20","x-default":"https://vidhyamitra.com/city/thane/2176-04-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:36:17.810Z","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":"2026-06-01T13:36:17.810Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:36:17.810Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}