{"id":"vidhyamitra:city-day:thane:1872-12-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/thane/1872-12-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1872-12-13","date_display":"December 13, 1872 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":1872,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405140.770833,"kali_year":4974,"ahargana":1816675.2708,"sun":{"sidereal_longitude":239.2468,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":38.293,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.0462,"elapsed_within_tithi_degrees":3.0462},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.293,"elapsed_within_degrees":11.6263},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.5398},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1872,"month":12,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2405140.770833,"ahargana":1816675.2708,"kali_year":4974,"ayanamsa_lahiri":22.0782,"grahas":{"sun":{"sidereal_longitude":239.32949299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":37.859893,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false,"latitude":-0.4315},"mars":{"sidereal_longitude":169.60669299999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":249.06019300000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":130.47569299999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":278.29249300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":268.967393,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":43.8017,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":223.8017,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1872,"month":12,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2405140.770833,"kali_year":4974,"ahargana":1816675.2708,"sun":{"sidereal_longitude":239.2468,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":38.293,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":159.0462,"elapsed_within_tithi_degrees":3.0462},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4,"moon_longitude":38.293,"elapsed_within_degrees":11.6263},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.5398},"karana":{"half_tithi_index":26,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.432,"elongation":159.046},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.432,"opposition_distance":20.954}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":-0.363,"elongation":2.116}]},"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":"07:03","sunsetLocal":"18:03","solarNoonLocal":"12:33","dayLengthHours":10.985864503867063,"dayLengthDisplay":"10 Hours 59 Mins 09 Secs","nightLengthDisplay":"13 Hours 00 Mins 51 Secs","moonriseLocal":"16:35","moonsetLocal":"05:39","rahuKala":{"name":"Rāhu Kāla","start":"11:11","end":"12:33","startHours":11.176716099526317,"endHours":12.549949162509698,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:18","end":"16:40","startHours":15.296415288476464,"endHours":16.66964835145985,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:26","end":"09:48","startHours":8.430249973559551,"endHours":9.803483036542932,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.620385294811815,"endHours":9.986580778274051,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:31","end":"07:48","startHours":7.514761264903962,"endHours":7.80771765167375,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:11","end":"12:55","startHours":12.183753679047463,"endHours":12.916144645971933,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:19","startHours":5.592234976727226,"endHours":6.3246259436516965,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:03","startHours":6.141528201920579,"endHours":7.057016910576167,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.380926579820876,"endHours":15.113317546745348,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:51","end":"18:15","startHours":17.84288141444323,"endHours":18.24288141444323,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:03","end":"18:30","startHours":18.04288141444323,"endHours":18.500625768771023,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:48","end":"19:33","startHours":17.79288141444323,"endHours":19.54288141444323,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:11","end":"00:55","startHours":24.183753679047463,"endHours":24.916144645971933,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:03","end":"08:26","startHours":7.057016910576167,"endHours":8.430249973559551,"quality":"neutral"},{"name":"Labha","start":"08:26","end":"09:48","startHours":8.430249973559551,"endHours":9.803483036542932,"quality":"auspicious"},{"name":"Amṛta","start":"09:48","end":"11:11","startHours":9.803483036542932,"endHours":11.176716099526317,"quality":"auspicious"},{"name":"Kāla","start":"11:11","end":"12:33","startHours":11.176716099526317,"endHours":12.549949162509698,"quality":"inauspicious"},{"name":"Śubha","start":"12:33","end":"13:55","startHours":12.549949162509698,"endHours":13.923182225493083,"quality":"auspicious"},{"name":"Roga","start":"13:55","end":"15:18","startHours":13.923182225493083,"endHours":15.296415288476464,"quality":"inauspicious"},{"name":"Udveg","start":"15:18","end":"16:40","startHours":15.296415288476464,"endHours":16.66964835145985,"quality":"inauspicious"},{"name":"Chala","start":"16:40","end":"18:03","startHours":16.66964835145985,"endHours":18.04288141444323,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:03","end":"19:40","startHours":18.04288141444323,"endHours":19.66964835145985,"quality":"inauspicious"},{"name":"Udveg","start":"19:40","end":"21:18","startHours":19.66964835145985,"endHours":21.296415288476464,"quality":"inauspicious"},{"name":"Chala","start":"21:18","end":"22:55","startHours":21.296415288476464,"endHours":22.92318222549308,"quality":"neutral"},{"name":"Labha","start":"22:55","end":"00:33","startHours":22.92318222549308,"endHours":24.549949162509698,"quality":"auspicious"},{"name":"Amṛta","start":"00:33","end":"02:11","startHours":24.549949162509698,"endHours":26.176716099526317,"quality":"auspicious"},{"name":"Kāla","start":"02:11","end":"03:48","startHours":26.176716099526317,"endHours":27.803483036542932,"quality":"inauspicious"},{"name":"Śubha","start":"03:48","end":"05:26","startHours":27.803483036542932,"endHours":29.430249973559548,"quality":"auspicious"},{"name":"Roga","start":"05:26","end":"07:03","startHours":29.430249973559548,"endHours":31.057016910576166,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.057016910576167,"endHours":8.057016910576166,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.057016910576166,"endHours":9.057016910576166,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.057016910576166,"endHours":10.057016910576166,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.057016910576166,"endHours":11.057016910576166,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.057016910576166,"endHours":12.057016910576166,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.057016910576166,"endHours":13.057016910576166,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.057016910576166,"endHours":14.057016910576166,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.057016910576166,"endHours":15.057016910576166,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.057016910576166,"endHours":16.057016910576166,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.057016910576166,"endHours":17.057016910576166,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.057016910576166,"endHours":18.057016910576166,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.057016910576166,"endHours":19.057016910576166,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.057016910576166,"endHours":20.057016910576166,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.057016910576166,"endHours":21.057016910576166,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.057016910576166,"endHours":22.057016910576166,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.057016910576166,"endHours":23.057016910576166,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.057016910576166,"endHours":24.057016910576166,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.057016910576166,"endHours":25.057016910576166,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.057016910576166,"endHours":26.057016910576166,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.057016910576166,"endHours":27.057016910576166,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.057016910576166,"endHours":28.057016910576166,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.057016910576166,"endHours":29.057016910576166,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.057016910576166,"endHours":30.057016910576166,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.057016910576166,"endHours":31.057016910576166,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.158027953860465,"eotMinutes":5.090650249418121,"ayanamsa":22.0782}},"calendars":{"vikram_samvat":1929,"vikram_samvatsara":"Pārthiva","saka_samvat":1794,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1279,"malayalam_era":1048,"nanakshahi_year":403,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Caturdaśī · Vikram 1929 Pārthiva · Śaka 1794 Aṅgirasa"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"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 December 13, 1872 CE · Thane, Maharashtra · Vidhyamitra","description":"December 13, 1872 CE for Thane, Maharashtra: Śukla Caturdaśī, sūryodaya 07:03, sūryāsta 18:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/thane/1872-12-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/thane/1872-12-13","sa":"https://sa.vidhyamitra.com/city/thane/1872-12-13","hi":"https://hi.vidhyamitra.com/city/thane/1872-12-13","x-default":"https://vidhyamitra.com/city/thane/1872-12-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T05:12:12.546Z","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":"2026-06-02T05:12:12.546Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T05:12:12.546Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}