{"id":"vidhyamitra:city-day:howrah:2012-10-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2012-10-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-10-31","date_display":"October 31, 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":10,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456231.770833,"kali_year":5114,"ahargana":1867766.2708,"sun":{"sidereal_longitude":193.2695,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":28.7934,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.5239,"elapsed_within_tithi_degrees":3.5239},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.7934,"elapsed_within_degrees":2.1267},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.0628},"karana":{"half_tithi_index":32,"name":"Taitila"},"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":10,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456231.770833,"ahargana":1867766.2708,"kali_year":5114,"ayanamsa_lahiri":24.0323,"grahas":{"sun":{"sidereal_longitude":193.987441,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":27.24174099999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":0.6226},"mars":{"sidereal_longitude":233.10484099999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":217.45214099999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":50.82054099999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":158.831641,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":188.721141,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":216.7547,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":36.7547,"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":10,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456231.770833,"kali_year":5114,"ahargana":1867766.2708,"sun":{"sidereal_longitude":193.2695,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":28.7934,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.5239,"elapsed_within_tithi_degrees":3.5239},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":28.7934,"elapsed_within_degrees":2.1267},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":222.0628},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.623,"elongation":164.476},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.623,"opposition_distance":15.524}},"eclipse_window_40days":[{"offset_days":14,"type":"solar","occurs":true,"moon_latitude":-0.609,"elongation":0.833}]},"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"howrah","name":"Howrah, West Bengal","lat":22.5958,"lon":88.2636,"tz_offset_hours":5.5,"state":"West Bengal","country":"IN","tier":"tier-1"},"sunriseLocal":"05:41","sunsetLocal":"17:00","solarNoonLocal":"11:20","dayLengthHours":11.319838741479145,"dayLengthDisplay":"11 Hours 19 Mins 11 Secs","nightLengthDisplay":"12 Hours 40 Mins 49 Secs","moonriseLocal":"17:40","moonsetLocal":"06:47","rahuKala":{"name":"Rāhu Kāla","start":"11:20","end":"12:45","startHours":11.341547007491197,"endHours":12.75652685017609,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:06","end":"08:31","startHours":7.096607479436517,"endHours":8.511587322121411,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:56","end":"11:20","startHours":9.926567164806304,"endHours":11.341547007491197,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:19","end":"08:42","startHours":8.322923343096758,"endHours":8.700251301146062,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:09","end":"06:27","startHours":6.153287584313254,"endHours":6.455149950752698,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"10:58","end":"11:43","startHours":10.964219049441892,"endHours":11.718874965540502,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"04:56","startHours":4.172315804554405,"endHours":4.926971720653014,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:44","end":"05:41","startHours":4.738307741628361,"endHours":5.681627636751624,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:14","end":"13:59","startHours":13.22818679773772,"endHours":13.98284271383633,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:48","end":"17:12","startHours":16.80146637823077,"endHours":17.20146637823077,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:00","end":"17:28","startHours":17.00146637823077,"endHours":17.4731263257924,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:45","end":"18:30","startHours":16.75146637823077,"endHours":18.50146637823077,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"22:58","end":"23:43","startHours":22.964219049441894,"endHours":23.7188749655405,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:41","end":"07:06","startHours":5.681627636751624,"endHours":7.096607479436517,"quality":"auspicious"},{"name":"Amṛta","start":"07:06","end":"08:31","startHours":7.096607479436517,"endHours":8.511587322121411,"quality":"auspicious"},{"name":"Kāla","start":"08:31","end":"09:56","startHours":8.511587322121411,"endHours":9.926567164806304,"quality":"inauspicious"},{"name":"Śubha","start":"09:56","end":"11:20","startHours":9.926567164806304,"endHours":11.341547007491197,"quality":"auspicious"},{"name":"Roga","start":"11:20","end":"12:45","startHours":11.341547007491197,"endHours":12.75652685017609,"quality":"inauspicious"},{"name":"Udveg","start":"12:45","end":"14:10","startHours":12.75652685017609,"endHours":14.171506692860984,"quality":"inauspicious"},{"name":"Chala","start":"14:10","end":"15:35","startHours":14.171506692860984,"endHours":15.586486535545877,"quality":"neutral"},{"name":"Labha","start":"15:35","end":"17:00","startHours":15.586486535545877,"endHours":17.00146637823077,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:00","end":"18:35","startHours":17.00146637823077,"endHours":18.586486535545877,"quality":"inauspicious"},{"name":"Chala","start":"18:35","end":"20:10","startHours":18.586486535545877,"endHours":20.171506692860984,"quality":"neutral"},{"name":"Labha","start":"20:10","end":"21:45","startHours":20.171506692860984,"endHours":21.75652685017609,"quality":"auspicious"},{"name":"Amṛta","start":"21:45","end":"23:20","startHours":21.75652685017609,"endHours":23.341547007491197,"quality":"auspicious"},{"name":"Kāla","start":"23:20","end":"00:56","startHours":23.341547007491197,"endHours":24.926567164806304,"quality":"inauspicious"},{"name":"Śubha","start":"00:56","end":"02:31","startHours":24.926567164806304,"endHours":26.51158732212141,"quality":"auspicious"},{"name":"Roga","start":"02:31","end":"04:06","startHours":26.51158732212141,"endHours":28.096607479436518,"quality":"inauspicious"},{"name":"Udveg","start":"04:06","end":"05:41","startHours":28.096607479436518,"endHours":29.681627636751625,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.681627636751624,"endHours":6.681627636751624,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.681627636751624,"endHours":7.681627636751624,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.681627636751624,"endHours":8.681627636751625,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.681627636751625,"endHours":9.681627636751625,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.681627636751625,"endHours":10.681627636751625,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.681627636751625,"endHours":11.681627636751625,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.681627636751625,"endHours":12.681627636751625,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.681627636751625,"endHours":13.681627636751625,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.681627636751625,"endHours":14.681627636751625,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.681627636751625,"endHours":15.681627636751625,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.681627636751625,"endHours":16.681627636751625,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.681627636751625,"endHours":17.681627636751625,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.681627636751625,"endHours":18.681627636751625,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.681627636751625,"endHours":19.681627636751625,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.681627636751625,"endHours":20.681627636751625,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.681627636751625,"endHours":21.681627636751625,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.681627636751625,"endHours":22.681627636751625,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.681627636751625,"endHours":23.681627636751625,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.681627636751625,"endHours":24.681627636751625,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.681627636751625,"endHours":25.681627636751625,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.681627636751625,"endHours":26.681627636751625,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.681627636751625,"endHours":27.681627636751625,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.681627636751625,"endHours":28.681627636751625,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.681627636751625,"endHours":29.681627636751625,"planetary_lord":"Sun"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-14.1804464838977,"eotMinutes":16.45277955052819,"ayanamsa":24.0323}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Dvitīyā · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"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":"Budhavāra (Wednesday) — 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":"howrah"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 31, 2012 CE · Howrah, West Bengal · Vidhyamitra","description":"October 31, 2012 CE for Howrah, West Bengal: Kṛṣṇa Dvitīyā, sūryodaya 05:41, sūryāsta 17:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2012-10-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2012-10-31","sa":"https://sa.vidhyamitra.com/city/howrah/2012-10-31","hi":"https://hi.vidhyamitra.com/city/howrah/2012-10-31","x-default":"https://vidhyamitra.com/city/howrah/2012-10-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T01:24:49.959Z","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":"2026-05-16T01:24:49.959Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T01:24:49.959Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}