{"id":"vidhyamitra:city-day:vrindavan:1817-05-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1817-05-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1817-05-17","date_display":"May 17, 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":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384841.770833,"kali_year":4919,"ahargana":1796376.2708,"sun":{"sidereal_longitude":34.8128,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":44.1683,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.3556,"elapsed_within_tithi_degrees":9.3556},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.1683,"elapsed_within_degrees":4.1683},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.9811},"karana":{"half_tithi_index":1,"name":"Bava"},"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":5,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2384841.770833,"ahargana":1796376.2708,"kali_year":4919,"ayanamsa_lahiri":21.3019,"grahas":{"sun":{"sidereal_longitude":34.428563999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":42.727963999999986,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false,"latitude":0.3783},"mars":{"sidereal_longitude":335.96386400000006,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":59.28006400000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":228.17886399999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":true},"venus":{"sidereal_longitude":44.881763999999976,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":315.743164,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":39.3404,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":219.3404,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"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":5,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2384841.770833,"kali_year":4919,"ahargana":1796376.2708,"sun":{"sidereal_longitude":34.8128,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":44.1683,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.3556,"elapsed_within_tithi_degrees":9.3556},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2,"moon_longitude":44.1683,"elapsed_within_degrees":4.1683},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":78.9811},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.378,"elongation":9.356},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.378,"opposition_distance":170.644}},"eclipse_window_40days":[{"offset_days":-1,"type":"solar","occurs":true,"moon_latitude":-0.618,"elongation":2.359}]},"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":"05:30","sunsetLocal":"19:02","solarNoonLocal":"12:16","dayLengthHours":13.530738338195306,"dayLengthDisplay":"13 Hours 31 Mins 51 Secs","nightLengthDisplay":"10 Hours 28 Mins 09 Secs","moonriseLocal":"06:00","moonsetLocal":"19:38","rahuKala":{"name":"Rāhu Kāla","start":"08:53","end":"10:34","startHours":8.878014088884289,"endHours":10.569356381158702,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:57","end":"15:39","startHours":13.952040965707528,"endHours":15.643383257981942,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:30","end":"07:11","startHours":5.495329504335461,"endHours":7.1866717966098745,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:39","end":"09:06","startHours":8.6525017832477,"endHours":9.103526394520877,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:25","startHours":6.059110268426933,"endHours":6.419929957445474,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:43","startHours":11.809674062159939,"endHours":12.711723284706292,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:41","end":"04:36","startHours":3.691231059242754,"endHours":4.593280281789108,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:22","end":"05:30","startHours":4.367767976152519,"endHours":5.495329504335461,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:25","startHours":14.515821729799,"endHours":15.417870952345355,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:50","end":"19:14","startHours":18.82606784253077,"endHours":19.226067842530767,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:02","end":"19:35","startHours":19.026067842530768,"endHours":19.58984860662224,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:47","end":"20:32","startHours":18.776067842530768,"endHours":20.526067842530768,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:43","startHours":23.80967406215994,"endHours":24.71172328470629,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:30","end":"07:11","startHours":5.495329504335461,"endHours":7.1866717966098745,"quality":"inauspicious"},{"name":"Śubha","start":"07:11","end":"08:53","startHours":7.1866717966098745,"endHours":8.878014088884289,"quality":"auspicious"},{"name":"Roga","start":"08:53","end":"10:34","startHours":8.878014088884289,"endHours":10.569356381158702,"quality":"inauspicious"},{"name":"Udveg","start":"10:34","end":"12:16","startHours":10.569356381158702,"endHours":12.260698673433115,"quality":"inauspicious"},{"name":"Chala","start":"12:16","end":"13:57","startHours":12.260698673433115,"endHours":13.952040965707528,"quality":"neutral"},{"name":"Labha","start":"13:57","end":"15:39","startHours":13.952040965707528,"endHours":15.643383257981942,"quality":"auspicious"},{"name":"Amṛta","start":"15:39","end":"17:20","startHours":15.643383257981942,"endHours":17.334725550256355,"quality":"auspicious"},{"name":"Kāla","start":"17:20","end":"19:02","startHours":17.334725550256355,"endHours":19.026067842530768,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:02","end":"20:20","startHours":19.026067842530768,"endHours":20.334725550256355,"quality":"auspicious"},{"name":"Amṛta","start":"20:20","end":"21:39","startHours":20.334725550256355,"endHours":21.64338325798194,"quality":"auspicious"},{"name":"Kāla","start":"21:39","end":"22:57","startHours":21.64338325798194,"endHours":22.95204096570753,"quality":"inauspicious"},{"name":"Śubha","start":"22:57","end":"00:16","startHours":22.95204096570753,"endHours":24.260698673433115,"quality":"auspicious"},{"name":"Roga","start":"00:16","end":"01:34","startHours":24.260698673433115,"endHours":25.569356381158702,"quality":"inauspicious"},{"name":"Udveg","start":"01:34","end":"02:53","startHours":25.569356381158702,"endHours":26.87801408888429,"quality":"inauspicious"},{"name":"Chala","start":"02:53","end":"04:11","startHours":26.87801408888429,"endHours":28.186671796609875,"quality":"neutral"},{"name":"Labha","start":"04:11","end":"05:30","startHours":28.186671796609875,"endHours":29.495329504335462,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.495329504335461,"endHours":6.495329504335461,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.495329504335461,"endHours":7.495329504335461,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.495329504335461,"endHours":8.495329504335462,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.495329504335462,"endHours":9.495329504335462,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.495329504335462,"endHours":10.495329504335462,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.495329504335462,"endHours":11.495329504335462,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.495329504335462,"endHours":12.495329504335462,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.495329504335462,"endHours":13.495329504335462,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.495329504335462,"endHours":14.495329504335462,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.495329504335462,"endHours":15.495329504335462,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.495329504335462,"endHours":16.495329504335462,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.495329504335462,"endHours":17.495329504335462,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.495329504335462,"endHours":18.495329504335462,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.495329504335462,"endHours":19.495329504335462,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.495329504335462,"endHours":20.495329504335462,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.495329504335462,"endHours":21.495329504335462,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.495329504335462,"endHours":22.495329504335462,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.495329504335462,"endHours":23.495329504335462,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.495329504335462,"endHours":24.495329504335462,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.495329504335462,"endHours":25.495329504335462,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.495329504335462,"endHours":26.495329504335462,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.495329504335462,"endHours":27.495329504335462,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.495329504335462,"endHours":28.495329504335462,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.495329504335462,"endHours":29.495329504335462,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Dhātṛ","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":19.188993849064715,"eotMinutes":3.7208795940131294,"ayanamsa":21.3019}},"calendars":{"vikram_samvat":1874,"vikram_samvatsara":"Vikṛti","saka_samvat":1739,"saka_samvatsara":"Īśvara","bengali_samvat":1224,"malayalam_era":993,"nanakshahi_year":348,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Jyeṣṭha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pratipada · 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":[{"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}]},"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 May 17, 1817 CE · Vṛndāvana · Vidhyamitra","description":"May 17, 1817 CE for Vṛndāvana: Śukla Pratipada, sūryodaya 05:30, sūryāsta 19:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1817-05-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1817-05-17","sa":"https://sa.vidhyamitra.com/city/vrindavan/1817-05-17","hi":"https://hi.vidhyamitra.com/city/vrindavan/1817-05-17","x-default":"https://vidhyamitra.com/city/vrindavan/1817-05-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T22:26:11.318Z","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":"2026-06-04T22:26:11.318Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T22:26:11.318Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}