{"id":"vidhyamitra:city-day:howrah:2091-10-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2091-10-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2091-10-15","date_display":"October 15, 2091 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":2091,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485069.770833,"kali_year":5193,"ahargana":1896604.2708,"sun":{"sidereal_longitude":175.8623,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.8049,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":29.9426,"elapsed_within_tithi_degrees":5.9426},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.8049,"elapsed_within_degrees":5.8049},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.6672},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2091,"month":10,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2485069.770833,"ahargana":1896604.2708,"kali_year":5193,"ayanamsa_lahiri":25.1352,"grahas":{"sun":{"sidereal_longitude":176.820918,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":209.13281800000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":4.3849},"mars":{"sidereal_longitude":220.170118,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":197.39901800000007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":258.570518,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":197.417818,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":73.68521800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":128.7786,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":308.7786,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"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":2091,"month":10,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2485069.770833,"kali_year":5193,"ahargana":1896604.2708,"sun":{"sidereal_longitude":175.8623,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":205.8049,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":29.9426,"elapsed_within_tithi_degrees":5.9426},"nakshatra":{"number":16,"name":"Viśākhā","pada":2,"moon_longitude":205.8049,"elapsed_within_degrees":5.8049},"yoga":{"number":2,"name":"Prīti","sum_longitude":21.6672},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.385,"elongation":29.943},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.385,"opposition_distance":150.057}},"eclipse_window_40days":[]},"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":"05:33","sunsetLocal":"17:11","solarNoonLocal":"11:22","dayLengthHours":11.64340277556937,"dayLengthDisplay":"11 Hours 38 Mins 36 Secs","nightLengthDisplay":"12 Hours 21 Mins 24 Secs","moonriseLocal":"08:01","moonsetLocal":"19:01","rahuKala":{"name":"Rāhu Kāla","start":"07:00","end":"08:27","startHours":7.001870119639687,"endHours":8.457295466585858,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:55","end":"11:22","startHours":9.91272081353203,"endHours":11.3681461604782,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:49","end":"14:17","startHours":12.823571507424372,"endHours":14.278996854370543,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:16","end":"08:39","startHours":8.263238753659703,"endHours":8.651352179512013,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:02","end":"06:21","startHours":6.031586555008906,"endHours":6.342077295690756,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"10:59","end":"11:45","startHours":10.980032734625889,"endHours":11.756259586330513,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:00","end":"04:46","startHours":3.993991069284266,"endHours":4.770217920988891,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:35","end":"05:33","startHours":4.576161208062735,"endHours":5.5464447726935155,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:19","end":"14:05","startHours":13.308713289739762,"endHours":14.084940141444386,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:59","end":"17:23","startHours":16.989847548262887,"endHours":17.389847548262885,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:11","end":"17:40","startHours":17.189847548262886,"endHours":17.674989330578278,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:56","end":"18:41","startHours":16.939847548262886,"endHours":18.689847548262886,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"22:59","end":"23:45","startHours":22.980032734625887,"endHours":23.756259586330515,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:33","end":"07:00","startHours":5.5464447726935155,"endHours":7.001870119639687,"quality":"auspicious"},{"name":"Kāla","start":"07:00","end":"08:27","startHours":7.001870119639687,"endHours":8.457295466585858,"quality":"inauspicious"},{"name":"Śubha","start":"08:27","end":"09:55","startHours":8.457295466585858,"endHours":9.91272081353203,"quality":"auspicious"},{"name":"Roga","start":"09:55","end":"11:22","startHours":9.91272081353203,"endHours":11.3681461604782,"quality":"inauspicious"},{"name":"Udveg","start":"11:22","end":"12:49","startHours":11.3681461604782,"endHours":12.823571507424372,"quality":"inauspicious"},{"name":"Chala","start":"12:49","end":"14:17","startHours":12.823571507424372,"endHours":14.278996854370543,"quality":"neutral"},{"name":"Labha","start":"14:17","end":"15:44","startHours":14.278996854370543,"endHours":15.734422201316715,"quality":"auspicious"},{"name":"Amṛta","start":"15:44","end":"17:11","startHours":15.734422201316715,"endHours":17.189847548262886,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:11","end":"18:44","startHours":17.189847548262886,"endHours":18.734422201316715,"quality":"neutral"},{"name":"Labha","start":"18:44","end":"20:17","startHours":18.734422201316715,"endHours":20.278996854370543,"quality":"auspicious"},{"name":"Amṛta","start":"20:17","end":"21:49","startHours":20.278996854370543,"endHours":21.823571507424372,"quality":"auspicious"},{"name":"Kāla","start":"21:49","end":"23:22","startHours":21.823571507424372,"endHours":23.3681461604782,"quality":"inauspicious"},{"name":"Śubha","start":"23:22","end":"00:55","startHours":23.3681461604782,"endHours":24.91272081353203,"quality":"auspicious"},{"name":"Roga","start":"00:55","end":"02:27","startHours":24.91272081353203,"endHours":26.457295466585858,"quality":"inauspicious"},{"name":"Udveg","start":"02:27","end":"04:00","startHours":26.457295466585858,"endHours":28.001870119639687,"quality":"inauspicious"},{"name":"Chala","start":"04:00","end":"05:33","startHours":28.001870119639687,"endHours":29.546444772693516,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:33","end":"06:33","startHours":5.5464447726935155,"endHours":6.5464447726935155,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:33","end":"07:33","startHours":6.5464447726935155,"endHours":7.5464447726935155,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:33","end":"08:33","startHours":7.5464447726935155,"endHours":8.546444772693516,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:33","end":"09:33","startHours":8.546444772693516,"endHours":9.546444772693516,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:33","end":"10:33","startHours":9.546444772693516,"endHours":10.546444772693516,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:33","end":"11:33","startHours":10.546444772693516,"endHours":11.546444772693516,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:33","end":"12:33","startHours":11.546444772693516,"endHours":12.546444772693516,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:33","end":"13:33","startHours":12.546444772693516,"endHours":13.546444772693516,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:33","end":"14:33","startHours":13.546444772693516,"endHours":14.546444772693516,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:33","end":"15:33","startHours":14.546444772693516,"endHours":15.546444772693516,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:33","end":"16:33","startHours":15.546444772693516,"endHours":16.546444772693516,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:33","end":"17:33","startHours":16.546444772693516,"endHours":17.546444772693516,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:33","end":"18:33","startHours":17.546444772693516,"endHours":18.546444772693516,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:33","end":"19:33","startHours":18.546444772693516,"endHours":19.546444772693516,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:33","end":"20:33","startHours":19.546444772693516,"endHours":20.546444772693516,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:33","end":"21:33","startHours":20.546444772693516,"endHours":21.546444772693516,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:33","end":"22:33","startHours":21.546444772693516,"endHours":22.546444772693516,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:33","end":"23:33","startHours":22.546444772693516,"endHours":23.546444772693516,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:33","end":"00:33","startHours":23.546444772693516,"endHours":24.546444772693516,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:33","end":"01:33","startHours":24.546444772693516,"endHours":25.546444772693516,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:33","end":"02:33","startHours":25.546444772693516,"endHours":26.546444772693516,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:33","end":"03:33","startHours":26.546444772693516,"endHours":27.546444772693516,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:33","end":"04:33","startHours":27.546444772693516,"endHours":28.546444772693516,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:33","end":"05:33","startHours":28.546444772693516,"endHours":29.546444772693516,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.552218424196404,"eotMinutes":14.85683037130801,"ayanamsa":25.1352}},"calendars":{"vikram_samvat":2148,"vikram_samvatsara":"Raktākṣī","saka_samvat":2013,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1498,"malayalam_era":1267,"nanakshahi_year":622,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","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 Śukla Tṛtīyā · Vikram 2148 Raktākṣī · Śaka 2013 Virodhakṛt"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 15, 2091 CE · Howrah, West Bengal · Vidhyamitra","description":"October 15, 2091 CE for Howrah, West Bengal: Śukla Tṛtīyā, sūryodaya 05:33, sūryāsta 17:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2091-10-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2091-10-15","sa":"https://sa.vidhyamitra.com/city/howrah/2091-10-15","hi":"https://hi.vidhyamitra.com/city/howrah/2091-10-15","x-default":"https://vidhyamitra.com/city/howrah/2091-10-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T00:07:04.838Z","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":"2026-06-03T00:07:04.838Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T00:07:04.838Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}