{"id":"vidhyamitra:city-day:howrah:2000-12-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/howrah/2000-12-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2000-12-21","date_display":"December 21, 2000 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":2000,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451899.770833,"kali_year":5102,"ahargana":1863434.2708,"sun":{"sidereal_longitude":245.2827,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":190.3359,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0532,"elapsed_within_tithi_degrees":5.0532},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3359,"elapsed_within_degrees":3.6692},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.6186},"karana":{"half_tithi_index":50,"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":2000,"month":12,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451899.770833,"ahargana":1863434.2708,"kali_year":5102,"ayanamsa_lahiri":23.8666,"grahas":{"sun":{"sidereal_longitude":245.61525499999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":192.50775499999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":4.3651},"mars":{"sidereal_longitude":184.57905500000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":242.90375500000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":39.337654999999984,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":290.7867550000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":31.19115499999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":86.2849,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":266.2849,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":2000,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451899.770833,"kali_year":5102,"ahargana":1863434.2708,"sun":{"sidereal_longitude":245.2827,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":190.3359,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":305.0532,"elapsed_within_tithi_degrees":5.0532},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":190.3359,"elapsed_within_degrees":3.6692},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.6186},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.365,"elongation":54.947},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.365,"opposition_distance":125.053}},"eclipse_window_40days":[{"offset_days":20,"type":"lunar","occurs":true,"moon_latitude":0.182,"opposition_distance":1.705}]},"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":"06:13","sunsetLocal":"16:58","solarNoonLocal":"11:36","dayLengthHours":10.74734790471156,"dayLengthDisplay":"10 Hours 44 Mins 50 Secs","nightLengthDisplay":"13 Hours 15 Mins 10 Secs","moonriseLocal":"02:24","moonsetLocal":"13:43","rahuKala":{"name":"Rāhu Kāla","start":"12:56","end":"14:17","startHours":12.936134664639908,"endHours":14.279553152728852,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:13","end":"07:34","startHours":6.219042224195182,"endHours":7.562460712284127,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:54","end":"10:15","startHours":8.905879200373072,"endHours":10.249297688462018,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:44","end":"09:05","startHours":8.726756735294547,"endHours":9.085001665451598,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:40","end":"06:57","startHours":6.666848386891497,"endHours":6.953444331017139,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:14","end":"11:57","startHours":11.234471246393909,"endHours":11.950961106708014,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:47","end":"05:30","startHours":4.786062503566974,"endHours":5.502552363881079,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:19","end":"06:13","startHours":5.323429898802552,"endHours":6.219042224195182,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:23","end":"14:06","startHours":13.383940827336222,"endHours":14.100430687650325,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:46","end":"17:10","startHours":16.766390128906743,"endHours":17.16639012890674,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"16:58","end":"17:25","startHours":16.966390128906742,"endHours":17.414196291603055,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:43","end":"18:28","startHours":16.716390128906742,"endHours":18.466390128906742,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:14","end":"23:57","startHours":23.23447124639391,"endHours":23.950961106708014,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:13","end":"07:34","startHours":6.219042224195182,"endHours":7.562460712284127,"quality":"auspicious"},{"name":"Roga","start":"07:34","end":"08:54","startHours":7.562460712284127,"endHours":8.905879200373072,"quality":"inauspicious"},{"name":"Udveg","start":"08:54","end":"10:15","startHours":8.905879200373072,"endHours":10.249297688462018,"quality":"inauspicious"},{"name":"Chala","start":"10:15","end":"11:36","startHours":10.249297688462018,"endHours":11.592716176550962,"quality":"neutral"},{"name":"Labha","start":"11:36","end":"12:56","startHours":11.592716176550962,"endHours":12.936134664639908,"quality":"auspicious"},{"name":"Amṛta","start":"12:56","end":"14:17","startHours":12.936134664639908,"endHours":14.279553152728852,"quality":"auspicious"},{"name":"Kāla","start":"14:17","end":"15:37","startHours":14.279553152728852,"endHours":15.622971640817799,"quality":"inauspicious"},{"name":"Śubha","start":"15:37","end":"16:58","startHours":15.622971640817799,"endHours":16.966390128906742,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"16:58","end":"18:37","startHours":16.966390128906742,"endHours":18.622971640817795,"quality":"auspicious"},{"name":"Kāla","start":"18:37","end":"20:17","startHours":18.622971640817795,"endHours":20.27955315272885,"quality":"inauspicious"},{"name":"Śubha","start":"20:17","end":"21:56","startHours":20.27955315272885,"endHours":21.93613466463991,"quality":"auspicious"},{"name":"Roga","start":"21:56","end":"23:36","startHours":21.93613466463991,"endHours":23.59271617655096,"quality":"inauspicious"},{"name":"Udveg","start":"23:36","end":"01:15","startHours":23.59271617655096,"endHours":25.249297688462015,"quality":"inauspicious"},{"name":"Chala","start":"01:15","end":"02:54","startHours":25.249297688462015,"endHours":26.90587920037307,"quality":"neutral"},{"name":"Labha","start":"02:54","end":"04:34","startHours":26.90587920037307,"endHours":28.56246071228413,"quality":"auspicious"},{"name":"Amṛta","start":"04:34","end":"06:13","startHours":28.56246071228413,"endHours":30.21904222419518,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:13","end":"07:13","startHours":6.219042224195182,"endHours":7.219042224195182,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:13","end":"08:13","startHours":7.219042224195182,"endHours":8.219042224195181,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:13","end":"09:13","startHours":8.219042224195181,"endHours":9.219042224195181,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:13","end":"10:13","startHours":9.219042224195181,"endHours":10.219042224195181,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:13","end":"11:13","startHours":10.219042224195181,"endHours":11.219042224195181,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:13","end":"12:13","startHours":11.219042224195181,"endHours":12.219042224195181,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:13","end":"13:13","startHours":12.219042224195181,"endHours":13.219042224195181,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:13","end":"14:13","startHours":13.219042224195181,"endHours":14.219042224195181,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:13","end":"15:13","startHours":14.219042224195181,"endHours":15.219042224195181,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:13","end":"16:13","startHours":15.219042224195181,"endHours":16.21904222419518,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:13","end":"17:13","startHours":16.21904222419518,"endHours":17.21904222419518,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:13","end":"18:13","startHours":17.21904222419518,"endHours":18.21904222419518,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:13","end":"19:13","startHours":18.21904222419518,"endHours":19.21904222419518,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:13","end":"20:13","startHours":19.21904222419518,"endHours":20.21904222419518,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:13","end":"21:13","startHours":20.21904222419518,"endHours":21.21904222419518,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:13","end":"22:13","startHours":21.21904222419518,"endHours":22.21904222419518,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:13","end":"23:13","startHours":22.21904222419518,"endHours":23.21904222419518,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:13","end":"00:13","startHours":23.21904222419518,"endHours":24.21904222419518,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:13","end":"01:13","startHours":24.21904222419518,"endHours":25.21904222419518,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:13","end":"02:13","startHours":25.21904222419518,"endHours":26.21904222419518,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:13","end":"03:13","startHours":26.21904222419518,"endHours":27.21904222419518,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:13","end":"04:13","startHours":27.21904222419518,"endHours":28.21904222419518,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:13","end":"05:13","startHours":28.21904222419518,"endHours":29.21904222419518,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:13","end":"06:13","startHours":29.21904222419518,"endHours":30.21904222419518,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"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":"South (Dakṣiṇa)","chandraVasa":"North","rahuVasa":"North-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.435484383727207,"eotMinutes":1.382629406942221,"ayanamsa":23.8666}},"calendars":{"vikram_samvat":2057,"vikram_samvatsara":"Vijaya","saka_samvat":1922,"saka_samvatsara":"Vikrama","bengali_samvat":1407,"malayalam_era":1176,"nanakshahi_year":531,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ekādaśī · Vikram 2057 Vijaya · Śaka 1922 Vikrama"},"festivals":[{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":[]},"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 21, 2000 CE · Howrah, West Bengal · Vidhyamitra","description":"December 21, 2000 CE for Howrah, West Bengal: Kṛṣṇa Ekādaśī, sūryodaya 06:13, sūryāsta 16:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/howrah/2000-12-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/howrah/2000-12-21","sa":"https://sa.vidhyamitra.com/city/howrah/2000-12-21","hi":"https://hi.vidhyamitra.com/city/howrah/2000-12-21","x-default":"https://vidhyamitra.com/city/howrah/2000-12-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T14:14:42.836Z","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":"2026-06-01T14:14:42.836Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T14:14:42.836Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}