{"id":"vidhyamitra:city-day:howrah:1900-12-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/1900-12-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1900-12-06","date_display":"December 6, 1900 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":1900,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415359.770833,"kali_year":5002,"ahargana":1826894.2708,"sun":{"sidereal_longitude":230.7965,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":47.2331,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.4367,"elapsed_within_tithi_degrees":8.4367},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.2331,"elapsed_within_degrees":7.2331},"yoga":{"number":21,"name":"Siddha","sum_longitude":278.0296},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1900,"month":12,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415359.770833,"ahargana":1826894.2708,"kali_year":5002,"ayanamsa_lahiri":22.4691,"grahas":{"sun":{"sidereal_longitude":231.01395200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":45.71255200000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false,"latitude":-0.3827},"mars":{"sidereal_longitude":133.82725200000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":211.75185199999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":239.07625200000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":197.61805200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":253.39435200000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":222.3499,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":42.3499,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":1900,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415359.770833,"kali_year":5002,"ahargana":1826894.2708,"sun":{"sidereal_longitude":230.7965,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":47.2331,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":176.4367,"elapsed_within_tithi_degrees":8.4367},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.2331,"elapsed_within_degrees":7.2331},"yoga":{"number":21,"name":"Siddha","sum_longitude":278.0296},"karana":{"half_tithi_index":29,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.383,"elongation":176.437},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.383,"opposition_distance":3.563}},"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":"06:04","sunsetLocal":"16:53","solarNoonLocal":"11:29","dayLengthHours":10.813937552785585,"dayLengthDisplay":"10 Hours 48 Mins 50 Secs","nightLengthDisplay":"13 Hours 11 Mins 10 Secs","moonriseLocal":"16:27","moonsetLocal":"05:48","rahuKala":{"name":"Rāhu Kāla","start":"12:50","end":"14:11","startHours":12.831787536185672,"endHours":14.183529730283869,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:04","end":"07:25","startHours":6.073076565694681,"endHours":7.424818759792879,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:47","end":"10:08","startHours":8.776560953891078,"endHours":10.128303147989275,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"08:57","startHours":8.59632866134465,"endHours":8.956793246437503,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:31","end":"06:49","startHours":6.523657297060747,"endHours":6.812028965135029,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:07","end":"11:50","startHours":11.11958075699462,"endHours":11.840509927180326,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:21","startHours":4.63121822532327,"endHours":5.352147395508975,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:10","end":"06:04","startHours":5.171915102962549,"endHours":6.073076565694681,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:17","end":"14:00","startHours":13.282368267551737,"endHours":14.003297437737443,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:41","end":"17:05","startHours":16.687014118480267,"endHours":17.087014118480266,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:53","end":"17:20","startHours":16.887014118480266,"endHours":17.337594849846333,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:38","end":"18:23","startHours":16.637014118480266,"endHours":18.387014118480266,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:07","end":"23:50","startHours":23.11958075699462,"endHours":23.840509927180324,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:04","end":"07:25","startHours":6.073076565694681,"endHours":7.424818759792879,"quality":"auspicious"},{"name":"Roga","start":"07:25","end":"08:47","startHours":7.424818759792879,"endHours":8.776560953891078,"quality":"inauspicious"},{"name":"Udveg","start":"08:47","end":"10:08","startHours":8.776560953891078,"endHours":10.128303147989275,"quality":"inauspicious"},{"name":"Chala","start":"10:08","end":"11:29","startHours":10.128303147989275,"endHours":11.480045342087474,"quality":"neutral"},{"name":"Labha","start":"11:29","end":"12:50","startHours":11.480045342087474,"endHours":12.831787536185672,"quality":"auspicious"},{"name":"Amṛta","start":"12:50","end":"14:11","startHours":12.831787536185672,"endHours":14.183529730283869,"quality":"auspicious"},{"name":"Kāla","start":"14:11","end":"15:32","startHours":14.183529730283869,"endHours":15.535271924382068,"quality":"inauspicious"},{"name":"Śubha","start":"15:32","end":"16:53","startHours":15.535271924382068,"endHours":16.887014118480266,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"16:53","end":"18:32","startHours":16.887014118480266,"endHours":18.53527192438207,"quality":"auspicious"},{"name":"Kāla","start":"18:32","end":"20:11","startHours":18.53527192438207,"endHours":20.18352973028387,"quality":"inauspicious"},{"name":"Śubha","start":"20:11","end":"21:50","startHours":20.18352973028387,"endHours":21.831787536185672,"quality":"auspicious"},{"name":"Roga","start":"21:50","end":"23:29","startHours":21.831787536185672,"endHours":23.48004534208747,"quality":"inauspicious"},{"name":"Udveg","start":"23:29","end":"01:08","startHours":23.48004534208747,"endHours":25.128303147989275,"quality":"inauspicious"},{"name":"Chala","start":"01:08","end":"02:47","startHours":25.128303147989275,"endHours":26.776560953891078,"quality":"neutral"},{"name":"Labha","start":"02:47","end":"04:25","startHours":26.776560953891078,"endHours":28.424818759792878,"quality":"auspicious"},{"name":"Amṛta","start":"04:25","end":"06:04","startHours":28.424818759792878,"endHours":30.07307656569468,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.073076565694681,"endHours":7.073076565694681,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.073076565694681,"endHours":8.07307656569468,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.07307656569468,"endHours":9.07307656569468,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.07307656569468,"endHours":10.07307656569468,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.07307656569468,"endHours":11.07307656569468,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.07307656569468,"endHours":12.07307656569468,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.07307656569468,"endHours":13.07307656569468,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.07307656569468,"endHours":14.07307656569468,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.07307656569468,"endHours":15.07307656569468,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.07307656569468,"endHours":16.07307656569468,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.07307656569468,"endHours":17.07307656569468,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.07307656569468,"endHours":18.07307656569468,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.07307656569468,"endHours":19.07307656569468,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.07307656569468,"endHours":20.07307656569468,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.07307656569468,"endHours":21.07307656569468,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.07307656569468,"endHours":22.07307656569468,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.07307656569468,"endHours":23.07307656569468,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.07307656569468,"endHours":24.07307656569468,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.07307656569468,"endHours":25.07307656569468,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.07307656569468,"endHours":26.07307656569468,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.07307656569468,"endHours":27.07307656569468,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.07307656569468,"endHours":28.07307656569468,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.07307656569468,"endHours":29.07307656569468,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.07307656569468,"endHours":30.07307656569468,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.415489221355053,"eotMinutes":8.142879474751563,"ayanamsa":22.4691}},"calendars":{"vikram_samvat":1957,"vikram_samvatsara":"Pramādī","saka_samvat":1822,"saka_samvatsara":"Śārvarī","bengali_samvat":1307,"malayalam_era":1076,"nanakshahi_year":431,"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 Pūrṇimā · Vikram 1957 Pramādī · Śaka 1822 Śārvarī"},"festivals":[{"id":"datta-jayanti","name":"Datta Jayantī","name_sanskrit":"दत्त जयन्ती","tradition":"Pan-Hindu","associated_deity":"Dattātreya (Brahmā + Viṣṇu + Śiva combined)","significance":"Birth of Dattātreya from Atri-Anusūyā; tri-mūrti unified avatāra.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":2,"sources":["Mārkaṇḍeya Purāṇa","Bhāgavata 4.1.15"]},{"id":"annapurna-jayanti","name":"Annapūrṇā Jayantī","name_sanskrit":"अन्नपूर्णा जयन्ती","tradition":"Shakta","associated_deity":"Devī Annapūrṇā (Pārvatī as nourishing mother)","significance":"Devī Annapūrṇā's manifestation; food-grain pūjā; Mārgaśīrṣa Pūrṇimā tradition.","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3,"sources":["Annapūrṇā-stotra by Śaṅkarācārya"]}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","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 December 6, 1900 CE · Howrah, West Bengal · Vidhyamitra","description":"December 6, 1900 CE for Howrah, West Bengal: Śukla Pūrṇimā, sūryodaya 06:04, sūryāsta 16:53.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/1900-12-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/1900-12-06","sa":"https://sa.vidhyamitra.com/city/howrah/1900-12-06","hi":"https://hi.vidhyamitra.com/city/howrah/1900-12-06","x-default":"https://vidhyamitra.com/city/howrah/1900-12-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T20:34:26.274Z","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":"2026-06-02T20:34:26.274Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T20:34:26.274Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}