{"id":"vidhyamitra:city-day:dwarka:1809-08-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1809-08-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1809-08-17","date_display":"August 17, 1809 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":1809,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2382011.770833,"kali_year":4911,"ahargana":1793546.2708,"sun":{"sidereal_longitude":122.2816,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":193.8585,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":71.5769,"elapsed_within_tithi_degrees":11.5769},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":193.8585,"elapsed_within_degrees":7.1919},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.1401},"karana":{"half_tithi_index":11,"name":"Taitila"},"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":1809,"month":8,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2382011.770833,"ahargana":1793546.2708,"kali_year":4911,"ayanamsa_lahiri":21.1936,"grahas":{"sun":{"sidereal_longitude":122.45669099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":192.80829100000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false,"latitude":0.3583},"mars":{"sidereal_longitude":203.87609099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":116.44469100000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":6.399590999999987,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":79.97869100000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":218.07779099999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":189.2874,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":9.2874,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"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":1809,"month":8,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2382011.770833,"kali_year":4911,"ahargana":1793546.2708,"sun":{"sidereal_longitude":122.2816,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":193.8585,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":71.5769,"elapsed_within_tithi_degrees":11.5769},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":193.8585,"elapsed_within_degrees":7.1919},"yoga":{"number":24,"name":"Śukla","sum_longitude":316.1401},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.358,"elongation":71.577},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.358,"opposition_distance":108.423}},"eclipse_window_40days":[]},"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"dwarka","name":"Dvārakā","lat":22.2393,"lon":68.9686,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"tirtha"},"sunriseLocal":"06:31","sunsetLocal":"19:24","solarNoonLocal":"12:58","dayLengthHours":12.883176974073733,"dayLengthDisplay":"12 Hours 52 Mins 59 Secs","nightLengthDisplay":"11 Hours 07 Mins 01 Secs","moonriseLocal":"11:58","moonsetLocal":"23:20","rahuKala":{"name":"Rāhu Kāla","start":"14:35","end":"16:11","startHours":14.575050147661184,"endHours":16.1854472694204,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:31","end":"08:08","startHours":6.523064538865102,"endHours":8.133461660624318,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:45","end":"11:21","startHours":9.743858782383535,"endHours":11.35425590414275,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:58","startHours":9.529139166148973,"endHours":9.958578398618098,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:24","startHours":7.059863579451507,"endHours":7.403414965426807,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:32","end":"13:24","startHours":12.535213793432842,"endHours":13.394092258371092,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:48","end":"05:40","startHours":4.805307608988604,"endHours":5.664186073926853,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:27","end":"06:31","startHours":5.44946645769229,"endHours":6.523064538865102,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:07","end":"15:58","startHours":15.11184918824759,"endHours":15.970727653185838,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:12","end":"19:36","startHours":19.206241512938835,"endHours":19.606241512938833,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:24","end":"19:57","startHours":19.406241512938834,"endHours":19.94304055352524,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:09","end":"20:54","startHours":19.156241512938834,"endHours":20.906241512938834,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:32","end":"01:24","startHours":24.535213793432842,"endHours":25.394092258371092,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:31","end":"08:08","startHours":6.523064538865102,"endHours":8.133461660624318,"quality":"auspicious"},{"name":"Roga","start":"08:08","end":"09:45","startHours":8.133461660624318,"endHours":9.743858782383535,"quality":"inauspicious"},{"name":"Udveg","start":"09:45","end":"11:21","startHours":9.743858782383535,"endHours":11.35425590414275,"quality":"inauspicious"},{"name":"Chala","start":"11:21","end":"12:58","startHours":11.35425590414275,"endHours":12.964653025901967,"quality":"neutral"},{"name":"Labha","start":"12:58","end":"14:35","startHours":12.964653025901967,"endHours":14.575050147661184,"quality":"auspicious"},{"name":"Amṛta","start":"14:35","end":"16:11","startHours":14.575050147661184,"endHours":16.1854472694204,"quality":"auspicious"},{"name":"Kāla","start":"16:11","end":"17:48","startHours":16.1854472694204,"endHours":17.795844391179617,"quality":"inauspicious"},{"name":"Śubha","start":"17:48","end":"19:24","startHours":17.795844391179617,"endHours":19.406241512938834,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:24","end":"20:48","startHours":19.406241512938834,"endHours":20.795844391179617,"quality":"auspicious"},{"name":"Kāla","start":"20:48","end":"22:11","startHours":20.795844391179617,"endHours":22.1854472694204,"quality":"inauspicious"},{"name":"Śubha","start":"22:11","end":"23:35","startHours":22.1854472694204,"endHours":23.575050147661184,"quality":"auspicious"},{"name":"Roga","start":"23:35","end":"00:58","startHours":23.575050147661184,"endHours":24.964653025901967,"quality":"inauspicious"},{"name":"Udveg","start":"00:58","end":"02:21","startHours":24.964653025901967,"endHours":26.35425590414275,"quality":"inauspicious"},{"name":"Chala","start":"02:21","end":"03:45","startHours":26.35425590414275,"endHours":27.743858782383533,"quality":"neutral"},{"name":"Labha","start":"03:45","end":"05:08","startHours":27.743858782383533,"endHours":29.13346166062432,"quality":"auspicious"},{"name":"Amṛta","start":"05:08","end":"06:31","startHours":29.13346166062432,"endHours":30.5230645388651,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:31","end":"07:31","startHours":6.523064538865102,"endHours":7.523064538865102,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:31","end":"08:31","startHours":7.523064538865102,"endHours":8.523064538865102,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:31","end":"09:31","startHours":8.523064538865102,"endHours":9.523064538865102,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:31","end":"10:31","startHours":9.523064538865102,"endHours":10.523064538865102,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:31","end":"11:31","startHours":10.523064538865102,"endHours":11.523064538865102,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:31","end":"12:31","startHours":11.523064538865102,"endHours":12.523064538865102,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:31","end":"13:31","startHours":12.523064538865102,"endHours":13.523064538865102,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:31","end":"14:31","startHours":13.523064538865102,"endHours":14.523064538865102,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:31","end":"15:31","startHours":14.523064538865102,"endHours":15.523064538865102,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:31","end":"16:31","startHours":15.523064538865102,"endHours":16.5230645388651,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:31","end":"17:31","startHours":16.5230645388651,"endHours":17.5230645388651,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:31","end":"18:31","startHours":17.5230645388651,"endHours":18.5230645388651,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:31","end":"19:31","startHours":18.5230645388651,"endHours":19.5230645388651,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:31","end":"20:31","startHours":19.5230645388651,"endHours":20.5230645388651,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:31","end":"21:31","startHours":20.5230645388651,"endHours":21.5230645388651,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:31","end":"22:31","startHours":21.5230645388651,"endHours":22.5230645388651,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:31","end":"23:31","startHours":22.5230645388651,"endHours":23.5230645388651,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:31","end":"00:31","startHours":23.5230645388651,"endHours":24.5230645388651,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:31","end":"01:31","startHours":24.5230645388651,"endHours":25.5230645388651,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:31","end":"02:31","startHours":25.5230645388651,"endHours":26.5230645388651,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:31","end":"03:31","startHours":26.5230645388651,"endHours":27.5230645388651,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:31","end":"04:31","startHours":27.5230645388651,"endHours":28.5230645388651,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:31","end":"05:31","startHours":28.5230645388651,"endHours":29.5230645388651,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:31","end":"06:31","startHours":29.5230645388651,"endHours":30.5230645388651,"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":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":13.635298493683736,"eotMinutes":-3.7535815541179196,"ayanamsa":21.1936}},"calendars":{"vikram_samvat":1866,"vikram_samvatsara":"Citrabhānu","saka_samvat":1731,"saka_samvatsara":"Śukla","bengali_samvat":1216,"malayalam_era":985,"nanakshahi_year":340,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","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":"Śrāvaṇa Śukla Ṣaṣṭhī · Vikram 1866 Citrabhānu · Śaka 1731 Śukla"},"festivals":[{"id":"kalki-jayanti","name":"Kalki Jayantī","name_sanskrit":"कल्कि जयन्ती","tradition":"Vaishnava","associated_deity":"Kalki (10th daśāvatāra of Krishna)","deity_avatara_index":22,"significance":"Future Kalki avatāra — to manifest at end of Kali Yuga; observed Śrāvaṇa Śukla 6.","vrata":false,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Śrāvaṇa"},"precedence":4,"sources":["Bhāgavata 12.2.18-20","Kalki Purāṇa"]}],"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":"dwarka"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 17, 1809 CE · Dvārakā · Vidhyamitra","description":"August 17, 1809 CE for Dvārakā: Śukla Ṣaṣṭhī, sūryodaya 06:31, sūryāsta 19:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1809-08-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1809-08-17","sa":"https://sa.vidhyamitra.com/city/dwarka/1809-08-17","hi":"https://hi.vidhyamitra.com/city/dwarka/1809-08-17","x-default":"https://vidhyamitra.com/city/dwarka/1809-08-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T06:02:18.015Z","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":"2026-06-01T06:02:18.015Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T06:02:18.015Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}