{"id":"vidhyamitra:city-day:dwarka:1820-08-27:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1820-08-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1820-08-27","date_display":"August 27, 1820 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":1820,"month":8,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386039.770833,"kali_year":4922,"ahargana":1797574.2708,"sun":{"sidereal_longitude":132.031,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":353.2665,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.2354,"elapsed_within_tithi_degrees":5.2354},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":353.2665,"elapsed_within_degrees":6.5998},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.2975},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1820,"month":8,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2386039.770833,"ahargana":1797574.2708,"kali_year":4922,"ayanamsa_lahiri":21.3477,"grahas":{"sun":{"sidereal_longitude":132.27509199999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":355.865392,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":1.3446},"mars":{"sidereal_longitude":173.535892,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":123.127992,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":330.928092,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":100.67409199999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":353.056292,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":335.8646,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":155.8646,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":1820,"month":8,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386039.770833,"kali_year":4922,"ahargana":1797574.2708,"sun":{"sidereal_longitude":132.031,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":353.2665,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":221.2354,"elapsed_within_tithi_degrees":5.2354},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":353.2665,"elapsed_within_degrees":6.5998},"yoga":{"number":10,"name":"Gaṇḍa","sum_longitude":125.2975},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.345,"elongation":138.765},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.345,"opposition_distance":41.235}},"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":"06:35","sunsetLocal":"19:16","solarNoonLocal":"12:55","dayLengthHours":12.683616148878109,"dayLengthDisplay":"12 Hours 41 Mins 01 Secs","nightLengthDisplay":"11 Hours 18 Mins 59 Secs","moonriseLocal":"21:36","moonsetLocal":"10:03","rahuKala":{"name":"Rāhu Kāla","start":"17:41","end":"19:16","startHours":17.677057164433773,"endHours":19.262509183043537,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:55","end":"14:30","startHours":12.920701108604483,"endHours":14.506153127214247,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:05","end":"17:41","startHours":16.091605145824012,"endHours":17.677057164433773,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:58","startHours":9.538403468903654,"endHours":9.961190673866257,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:06","end":"07:27","startHours":7.107377040368683,"endHours":7.445606804338766,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:30","end":"13:21","startHours":12.49791390364188,"endHours":13.343488313567086,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:44","startHours":4.887744214315014,"endHours":5.733318624240221,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:31","end":"06:35","startHours":5.5219250217589195,"endHours":6.578893034165429,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:02","end":"15:53","startHours":15.034637133417501,"endHours":15.880211543342709,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.062509183043538,"endHours":19.462509183043537,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:47","startHours":19.262509183043537,"endHours":19.79099318924679,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.012509183043537,"endHours":20.762509183043537,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:30","end":"01:21","startHours":24.49791390364188,"endHours":25.343488313567086,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:35","end":"08:10","startHours":6.578893034165429,"endHours":8.164345052775193,"quality":"inauspicious"},{"name":"Chala","start":"08:10","end":"09:45","startHours":8.164345052775193,"endHours":9.749797071384956,"quality":"neutral"},{"name":"Labha","start":"09:45","end":"11:20","startHours":9.749797071384956,"endHours":11.335249089994718,"quality":"auspicious"},{"name":"Amṛta","start":"11:20","end":"12:55","startHours":11.335249089994718,"endHours":12.920701108604483,"quality":"auspicious"},{"name":"Kāla","start":"12:55","end":"14:30","startHours":12.920701108604483,"endHours":14.506153127214247,"quality":"inauspicious"},{"name":"Śubha","start":"14:30","end":"16:05","startHours":14.506153127214247,"endHours":16.091605145824012,"quality":"auspicious"},{"name":"Roga","start":"16:05","end":"17:41","startHours":16.091605145824012,"endHours":17.677057164433773,"quality":"inauspicious"},{"name":"Udveg","start":"17:41","end":"19:16","startHours":17.677057164433773,"endHours":19.262509183043537,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:16","end":"20:41","startHours":19.262509183043537,"endHours":20.677057164433773,"quality":"auspicious"},{"name":"Roga","start":"20:41","end":"22:05","startHours":20.677057164433773,"endHours":22.091605145824012,"quality":"inauspicious"},{"name":"Udveg","start":"22:05","end":"23:30","startHours":22.091605145824012,"endHours":23.506153127214247,"quality":"inauspicious"},{"name":"Chala","start":"23:30","end":"00:55","startHours":23.506153127214247,"endHours":24.920701108604483,"quality":"neutral"},{"name":"Labha","start":"00:55","end":"02:20","startHours":24.920701108604483,"endHours":26.33524908999472,"quality":"auspicious"},{"name":"Amṛta","start":"02:20","end":"03:45","startHours":26.33524908999472,"endHours":27.749797071384954,"quality":"auspicious"},{"name":"Kāla","start":"03:45","end":"05:10","startHours":27.749797071384954,"endHours":29.164345052775193,"quality":"inauspicious"},{"name":"Śubha","start":"05:10","end":"06:35","startHours":29.164345052775193,"endHours":30.57889303416543,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:35","end":"07:35","startHours":6.578893034165429,"endHours":7.578893034165429,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:35","end":"08:35","startHours":7.578893034165429,"endHours":8.578893034165429,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:35","end":"09:35","startHours":8.578893034165429,"endHours":9.578893034165429,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:35","end":"10:35","startHours":9.578893034165429,"endHours":10.578893034165429,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:35","end":"11:35","startHours":10.578893034165429,"endHours":11.578893034165429,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:35","end":"12:35","startHours":11.578893034165429,"endHours":12.578893034165429,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:35","end":"13:35","startHours":12.578893034165429,"endHours":13.578893034165429,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:35","end":"14:35","startHours":13.578893034165429,"endHours":14.578893034165429,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:35","end":"15:35","startHours":14.578893034165429,"endHours":15.578893034165429,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:35","end":"16:35","startHours":15.578893034165429,"endHours":16.57889303416543,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:35","end":"17:35","startHours":16.57889303416543,"endHours":17.57889303416543,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:35","end":"18:35","startHours":17.57889303416543,"endHours":18.57889303416543,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:35","end":"19:35","startHours":18.57889303416543,"endHours":19.57889303416543,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:35","end":"20:35","startHours":19.57889303416543,"endHours":20.57889303416543,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:35","end":"21:35","startHours":20.57889303416543,"endHours":21.57889303416543,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:35","end":"22:35","startHours":21.57889303416543,"endHours":22.57889303416543,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:35","end":"23:35","startHours":22.57889303416543,"endHours":23.57889303416543,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:35","end":"00:35","startHours":23.57889303416543,"endHours":24.57889303416543,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:35","end":"01:35","startHours":24.57889303416543,"endHours":25.57889303416543,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:35","end":"02:35","startHours":25.57889303416543,"endHours":26.57889303416543,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:35","end":"03:35","startHours":26.57889303416543,"endHours":27.57889303416543,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:35","end":"04:35","startHours":27.57889303416543,"endHours":28.57889303416543,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:35","end":"05:35","startHours":28.57889303416543,"endHours":29.57889303416543,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:35","end":"06:35","startHours":29.57889303416543,"endHours":30.57889303416543,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Sushira","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":10.177842291635795,"eotMinutes":-1.116466516268853,"ayanamsa":21.3477}},"calendars":{"vikram_samvat":1877,"vikram_samvatsara":"Vijaya","saka_samvat":1742,"saka_samvatsara":"Vikrama","bengali_samvat":1227,"malayalam_era":996,"nanakshahi_year":351,"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 Caturthī · Vikram 1877 Vijaya · Śaka 1742 Vikrama"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 27, 1820 CE · Dvārakā · Vidhyamitra","description":"August 27, 1820 CE for Dvārakā: Kṛṣṇa Caturthī, sūryodaya 06:35, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1820-08-27","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1820-08-27","sa":"https://sa.vidhyamitra.com/city/dwarka/1820-08-27","hi":"https://hi.vidhyamitra.com/city/dwarka/1820-08-27","x-default":"https://vidhyamitra.com/city/dwarka/1820-08-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T03:06:41.697Z","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":"2026-06-03T03:06:41.697Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T03:06:41.697Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}