{"id":"vidhyamitra:city-day:vrindavan:1817-02-08:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1817-02-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-02-08","date_display":"February 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":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384743.770833,"kali_year":4918,"ahargana":1796278.2708,"sun":{"sidereal_longitude":298.193,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":195.76,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":257.567,"elapsed_within_tithi_degrees":5.567},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":195.76,"elapsed_within_degrees":9.0933},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.953},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384743.770833,"ahargana":1796278.2708,"kali_year":4918,"ayanamsa_lahiri":21.2981,"grahas":{"sun":{"sidereal_longitude":297.692408,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":197.360908,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":2.1643},"mars":{"sidereal_longitude":262.1037080000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":302.683308,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":228.45470799999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":344.015808,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":306.0920080000001,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":44.5329,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":224.5329,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":2,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384743.770833,"kali_year":4918,"ahargana":1796278.2708,"sun":{"sidereal_longitude":298.193,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":195.76,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":257.567,"elapsed_within_tithi_degrees":5.567},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":195.76,"elapsed_within_degrees":9.0933},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.953},"karana":{"half_tithi_index":42,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.164,"elongation":102.433},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.164,"opposition_distance":77.567}},"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":"07:02","sunsetLocal":"18:05","solarNoonLocal":"12:34","dayLengthHours":11.049189089687914,"dayLengthDisplay":"11 Hours 02 Mins 57 Secs","nightLengthDisplay":"12 Hours 57 Mins 03 Secs","moonriseLocal":"00:21","moonsetLocal":"11:24","rahuKala":{"name":"Rāhu Kāla","start":"09:48","end":"11:11","startHours":9.801198962255722,"endHours":11.182347598466713,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:20","startHours":13.944644870888691,"endHours":15.325793507099679,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:02","end":"08:25","startHours":7.038901689833744,"endHours":8.420050326044734,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.617045810760924,"endHours":9.98535211375052,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:48","startHours":7.49928456857074,"endHours":7.793929610962418,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.195189931688104,"endHours":12.931802537667297,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:34","end":"06:18","startHours":5.565676477875355,"endHours":6.30228908385455,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:07","end":"07:02","startHours":6.118135932359751,"endHours":7.038901689833744,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:24","end":"15:08","startHours":14.405027749625688,"endHours":15.141640355604883,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:53","end":"18:17","startHours":17.888090779521658,"endHours":18.288090779521657,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:05","end":"18:33","startHours":18.088090779521657,"endHours":18.548473658258654,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:50","end":"19:35","startHours":17.838090779521657,"endHours":19.588090779521657,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.195189931688102,"endHours":24.9318025376673,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:02","end":"08:25","startHours":7.038901689833744,"endHours":8.420050326044734,"quality":"inauspicious"},{"name":"Śubha","start":"08:25","end":"09:48","startHours":8.420050326044734,"endHours":9.801198962255722,"quality":"auspicious"},{"name":"Roga","start":"09:48","end":"11:11","startHours":9.801198962255722,"endHours":11.182347598466713,"quality":"inauspicious"},{"name":"Udveg","start":"11:11","end":"12:34","startHours":11.182347598466713,"endHours":12.5634962346777,"quality":"inauspicious"},{"name":"Chala","start":"12:34","end":"13:57","startHours":12.5634962346777,"endHours":13.944644870888691,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:20","startHours":13.944644870888691,"endHours":15.325793507099679,"quality":"auspicious"},{"name":"Amṛta","start":"15:20","end":"16:42","startHours":15.325793507099679,"endHours":16.70694214331067,"quality":"auspicious"},{"name":"Kāla","start":"16:42","end":"18:05","startHours":16.70694214331067,"endHours":18.088090779521657,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:05","end":"19:42","startHours":18.088090779521657,"endHours":19.70694214331067,"quality":"auspicious"},{"name":"Amṛta","start":"19:42","end":"21:20","startHours":19.70694214331067,"endHours":21.32579350709968,"quality":"auspicious"},{"name":"Kāla","start":"21:20","end":"22:57","startHours":21.32579350709968,"endHours":22.944644870888688,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:34","startHours":22.944644870888688,"endHours":24.5634962346777,"quality":"auspicious"},{"name":"Roga","start":"00:34","end":"02:11","startHours":24.5634962346777,"endHours":26.182347598466713,"quality":"inauspicious"},{"name":"Udveg","start":"02:11","end":"03:48","startHours":26.182347598466713,"endHours":27.80119896225572,"quality":"inauspicious"},{"name":"Chala","start":"03:48","end":"05:25","startHours":27.80119896225572,"endHours":29.42005032604473,"quality":"neutral"},{"name":"Labha","start":"05:25","end":"07:02","startHours":29.42005032604473,"endHours":31.038901689833743,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.038901689833744,"endHours":8.038901689833743,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.038901689833743,"endHours":9.038901689833743,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.038901689833743,"endHours":10.038901689833743,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.038901689833743,"endHours":11.038901689833743,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.038901689833743,"endHours":12.038901689833743,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.038901689833743,"endHours":13.038901689833743,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.038901689833743,"endHours":14.038901689833743,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.038901689833743,"endHours":15.038901689833743,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.038901689833743,"endHours":16.038901689833743,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.038901689833743,"endHours":17.038901689833743,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.038901689833743,"endHours":18.038901689833743,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.038901689833743,"endHours":19.038901689833743,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.038901689833743,"endHours":20.038901689833743,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.038901689833743,"endHours":21.038901689833743,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.038901689833743,"endHours":22.038901689833743,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.038901689833743,"endHours":23.038901689833743,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.038901689833743,"endHours":24.038901689833743,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.038901689833743,"endHours":25.038901689833743,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.038901689833743,"endHours":26.038901689833743,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.038901689833743,"endHours":27.038901689833743,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.038901689833743,"endHours":28.038901689833743,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.038901689833743,"endHours":29.038901689833743,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.038901689833743,"endHours":30.038901689833743,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.038901689833743,"endHours":31.038901689833743,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.128557963623994,"eotMinutes":-14.446974080661976,"ayanamsa":21.2981}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Saptamī · Vikram 1874 Vikṛti · Śaka 1739 Īśvara"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 February 8, 1817 CE · Vṛndāvana · Vidhyamitra","description":"February 8, 1817 CE for Vṛndāvana: Kṛṣṇa Saptamī, sūryodaya 07:02, sūryāsta 18:05.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1817-02-08","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1817-02-08","sa":"https://sa.vidhyamitra.com/city/vrindavan/1817-02-08","hi":"https://hi.vidhyamitra.com/city/vrindavan/1817-02-08","x-default":"https://vidhyamitra.com/city/vrindavan/1817-02-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T02:22:29.689Z","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":"2026-06-05T02:22:29.689Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-05T02:22:29.689Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}