{"id":"vidhyamitra:city-day:vrindavan:1817-09-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1817-09-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-09-08","date_display":"September 8, 1817 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":1817,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384955.770833,"kali_year":4919,"ahargana":1796490.2708,"sun":{"sidereal_longitude":143.408,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":102.0072,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.5992,"elapsed_within_tithi_degrees":6.5992},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":102.0072,"elapsed_within_degrees":8.6738},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.4151},"karana":{"half_tithi_index":53,"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":1817,"month":9,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384955.770833,"ahargana":1796490.2708,"kali_year":4919,"ayanamsa_lahiri":21.3062,"grahas":{"sun":{"sidereal_longitude":143.682708,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":101.81780800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false,"latitude":4.1922},"mars":{"sidereal_longitude":51.86120800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":171.861308,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":224.39810799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":104.12870800000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":312.216808,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":33.3001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":213.3001,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":1817,"month":9,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384955.770833,"kali_year":4919,"ahargana":1796490.2708,"sun":{"sidereal_longitude":143.408,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":102.0072,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":318.5992,"elapsed_within_tithi_degrees":6.5992},"nakshatra":{"number":8,"name":"Puṣya","pada":3,"moon_longitude":102.0072,"elapsed_within_degrees":8.6738},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.4151},"karana":{"half_tithi_index":53,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.192,"elongation":41.401},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.192,"opposition_distance":138.599}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:00","sunsetLocal":"18:33","solarNoonLocal":"12:16","dayLengthHours":12.539409640293659,"dayLengthDisplay":"12 Hours 32 Mins 22 Secs","nightLengthDisplay":"11 Hours 27 Mins 38 Secs","moonriseLocal":"02:44","moonsetLocal":"16:14","rahuKala":{"name":"Rāhu Kāla","start":"07:34","end":"09:08","startHours":7.571795307895396,"endHours":9.139221512932103,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:42","end":"12:16","startHours":10.70664771796881,"endHours":12.274073923005517,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:50","end":"15:25","startHours":13.841500128042224,"endHours":15.408926333078934,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:56","end":"09:21","startHours":8.930231352260542,"endHours":9.348211673603664,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:32","end":"06:52","startHours":6.526844504537591,"endHours":6.861228761612089,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:42","startHours":11.856093601662396,"endHours":12.692054244348641,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:10","startHours":4.332447817486201,"endHours":5.1684084601724445,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:58","end":"06:00","startHours":4.959418299500883,"endHours":6.004369102858688,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:12","startHours":14.363975529721127,"endHours":15.199936172407371,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.34377874315235,"endHours":18.743778743152347,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:04","startHours":18.543778743152348,"endHours":19.06625414483125,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.293778743152348,"endHours":20.043778743152348,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:42","startHours":23.856093601662394,"endHours":24.69205424434864,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:00","end":"07:34","startHours":6.004369102858688,"endHours":7.571795307895396,"quality":"auspicious"},{"name":"Kāla","start":"07:34","end":"09:08","startHours":7.571795307895396,"endHours":9.139221512932103,"quality":"inauspicious"},{"name":"Śubha","start":"09:08","end":"10:42","startHours":9.139221512932103,"endHours":10.70664771796881,"quality":"auspicious"},{"name":"Roga","start":"10:42","end":"12:16","startHours":10.70664771796881,"endHours":12.274073923005517,"quality":"inauspicious"},{"name":"Udveg","start":"12:16","end":"13:50","startHours":12.274073923005517,"endHours":13.841500128042224,"quality":"inauspicious"},{"name":"Chala","start":"13:50","end":"15:25","startHours":13.841500128042224,"endHours":15.408926333078934,"quality":"neutral"},{"name":"Labha","start":"15:25","end":"16:59","startHours":15.408926333078934,"endHours":16.97635253811564,"quality":"auspicious"},{"name":"Amṛta","start":"16:59","end":"18:33","startHours":16.97635253811564,"endHours":18.543778743152348,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:33","end":"19:59","startHours":18.543778743152348,"endHours":19.97635253811564,"quality":"neutral"},{"name":"Labha","start":"19:59","end":"21:25","startHours":19.97635253811564,"endHours":21.408926333078934,"quality":"auspicious"},{"name":"Amṛta","start":"21:25","end":"22:50","startHours":21.408926333078934,"endHours":22.841500128042227,"quality":"auspicious"},{"name":"Kāla","start":"22:50","end":"00:16","startHours":22.841500128042227,"endHours":24.274073923005517,"quality":"inauspicious"},{"name":"Śubha","start":"00:16","end":"01:42","startHours":24.274073923005517,"endHours":25.706647717968814,"quality":"auspicious"},{"name":"Roga","start":"01:42","end":"03:08","startHours":25.706647717968814,"endHours":27.139221512932103,"quality":"inauspicious"},{"name":"Udveg","start":"03:08","end":"04:34","startHours":27.139221512932103,"endHours":28.571795307895396,"quality":"inauspicious"},{"name":"Chala","start":"04:34","end":"06:00","startHours":28.571795307895396,"endHours":30.00436910285869,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:00","end":"07:00","startHours":6.004369102858688,"endHours":7.004369102858688,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:00","end":"08:00","startHours":7.004369102858688,"endHours":8.00436910285869,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:00","end":"09:00","startHours":8.00436910285869,"endHours":9.00436910285869,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:00","end":"10:00","startHours":9.00436910285869,"endHours":10.00436910285869,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:00","end":"11:00","startHours":10.00436910285869,"endHours":11.00436910285869,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:00","end":"12:00","startHours":11.00436910285869,"endHours":12.00436910285869,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:00","end":"13:00","startHours":12.00436910285869,"endHours":13.00436910285869,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:00","end":"14:00","startHours":13.00436910285869,"endHours":14.00436910285869,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:00","end":"15:00","startHours":14.00436910285869,"endHours":15.00436910285869,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:00","end":"16:00","startHours":15.00436910285869,"endHours":16.00436910285869,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:00","end":"17:00","startHours":16.00436910285869,"endHours":17.00436910285869,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:00","end":"18:00","startHours":17.00436910285869,"endHours":18.00436910285869,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:00","end":"19:00","startHours":18.00436910285869,"endHours":19.00436910285869,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:00","end":"20:00","startHours":19.00436910285869,"endHours":20.00436910285869,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:00","end":"21:00","startHours":20.00436910285869,"endHours":21.00436910285869,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:00","end":"22:00","startHours":21.00436910285869,"endHours":22.00436910285869,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:00","end":"23:00","startHours":22.00436910285869,"endHours":23.00436910285869,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:00","end":"00:00","startHours":23.00436910285869,"endHours":24.00436910285869,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:00","end":"01:00","startHours":24.00436910285869,"endHours":25.00436910285869,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:00","end":"02:00","startHours":25.00436910285869,"endHours":26.00436910285869,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:00","end":"03:00","startHours":26.00436910285869,"endHours":27.00436910285869,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:00","end":"04:00","startHours":27.00436910285869,"endHours":28.00436910285869,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:00","end":"05:00","startHours":28.00436910285869,"endHours":29.00436910285869,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:00","end":"06:00","startHours":29.00436910285869,"endHours":30.00436910285869,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.912820452731568,"eotMinutes":2.918364619668906,"ayanamsa":21.3062}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Dvādaśī · Vikram 1874 Vikṛti · Śaka 1739 Īśvara"},"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":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 8, 1817 CE · Vṛndāvana · Vidhyamitra","description":"September 8, 1817 CE for Vṛndāvana: Kṛṣṇa Dvādaśī, sūryodaya 06:00, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1817-09-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1817-09-08","sa":"https://sa.vidhyamitra.com/city/vrindavan/1817-09-08","hi":"https://hi.vidhyamitra.com/city/vrindavan/1817-09-08","x-default":"https://vidhyamitra.com/city/vrindavan/1817-09-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T04:27:56.363Z","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":"2026-06-05T04:27:56.363Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T04:27:56.363Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}