{"id":"vidhyamitra:city-day:dwarka:2009-08-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/2009-08-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2009-08-20","date_display":"August 20, 2009 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":2009,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455063.770833,"kali_year":5111,"ahargana":1866598.2708,"sun":{"sidereal_longitude":122.5198,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.4152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.8954,"elapsed_within_tithi_degrees":7.8954},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.4152,"elapsed_within_degrees":11.7485},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.935},"karana":{"half_tithi_index":59,"name":"Nāga"},"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":2009,"month":8,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455063.770833,"ahargana":1866598.2708,"kali_year":5111,"ayanamsa_lahiri":23.9876,"grahas":{"sun":{"sidereal_longitude":123.18026700000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":117.893667,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":-1.521},"mars":{"sidereal_longitude":62.22666700000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":149.95176700000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":297.735367,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":87.99966699999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":147.253667,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":278.6409,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":98.6409,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2009,"month":8,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455063.770833,"kali_year":5111,"ahargana":1866598.2708,"sun":{"sidereal_longitude":122.5198,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":118.4152,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":355.8954,"elapsed_within_tithi_degrees":7.8954},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4,"moon_longitude":118.4152,"elapsed_within_degrees":11.7485},"yoga":{"number":19,"name":"Parigha","sum_longitude":240.935},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.521,"elongation":4.105},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.521,"opposition_distance":175.895}},"eclipse_window_40days":[{"offset_days":-14,"type":"lunar","occurs":true,"moon_latitude":0.825,"opposition_distance":0.804}]},"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":"06:33","sunsetLocal":"19:22","solarNoonLocal":"12:57","dayLengthHours":12.814255163272493,"dayLengthDisplay":"12 Hours 48 Mins 51 Secs","nightLengthDisplay":"11 Hours 11 Mins 09 Secs","moonriseLocal":"06:10","moonsetLocal":"19:02","rahuKala":{"name":"Rāhu Kāla","start":"14:33","end":"16:09","startHours":14.5547087439179,"endHours":16.15649063932696,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:33","end":"08:09","startHours":6.54579926687259,"endHours":8.147581162281652,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:45","end":"11:21","startHours":9.749363057690713,"endHours":11.351144953099777,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:58","startHours":9.535792138302838,"endHours":9.962933977078588,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:05","end":"07:25","startHours":7.079726565342278,"endHours":7.421440036362878,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:32","end":"13:23","startHours":12.525785009733088,"endHours":13.380068687284588,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:50","end":"05:41","startHours":4.837231911769591,"endHours":5.6915155893210905,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:33","startHours":5.4779446699332155,"endHours":6.54579926687259,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:05","end":"15:57","startHours":15.088636042387586,"endHours":15.942919719939086,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:10","end":"19:34","startHours":19.160054430145085,"endHours":19.560054430145083,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:22","end":"19:54","startHours":19.360054430145084,"endHours":19.893981728614772,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:07","end":"20:52","startHours":19.110054430145084,"endHours":20.860054430145084,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:32","end":"01:23","startHours":24.525785009733088,"endHours":25.380068687284588,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:33","end":"08:09","startHours":6.54579926687259,"endHours":8.147581162281652,"quality":"auspicious"},{"name":"Roga","start":"08:09","end":"09:45","startHours":8.147581162281652,"endHours":9.749363057690713,"quality":"inauspicious"},{"name":"Udveg","start":"09:45","end":"11:21","startHours":9.749363057690713,"endHours":11.351144953099777,"quality":"inauspicious"},{"name":"Chala","start":"11:21","end":"12:57","startHours":11.351144953099777,"endHours":12.952926848508838,"quality":"neutral"},{"name":"Labha","start":"12:57","end":"14:33","startHours":12.952926848508838,"endHours":14.5547087439179,"quality":"auspicious"},{"name":"Amṛta","start":"14:33","end":"16:09","startHours":14.5547087439179,"endHours":16.15649063932696,"quality":"auspicious"},{"name":"Kāla","start":"16:09","end":"17:45","startHours":16.15649063932696,"endHours":17.758272534736022,"quality":"inauspicious"},{"name":"Śubha","start":"17:45","end":"19:22","startHours":17.758272534736022,"endHours":19.360054430145084,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"19:22","end":"20:45","startHours":19.360054430145084,"endHours":20.758272534736022,"quality":"auspicious"},{"name":"Kāla","start":"20:45","end":"22:09","startHours":20.758272534736022,"endHours":22.15649063932696,"quality":"inauspicious"},{"name":"Śubha","start":"22:09","end":"23:33","startHours":22.15649063932696,"endHours":23.5547087439179,"quality":"auspicious"},{"name":"Roga","start":"23:33","end":"00:57","startHours":23.5547087439179,"endHours":24.952926848508838,"quality":"inauspicious"},{"name":"Udveg","start":"00:57","end":"02:21","startHours":24.952926848508838,"endHours":26.351144953099777,"quality":"inauspicious"},{"name":"Chala","start":"02:21","end":"03:45","startHours":26.351144953099777,"endHours":27.749363057690715,"quality":"neutral"},{"name":"Labha","start":"03:45","end":"05:09","startHours":27.749363057690715,"endHours":29.147581162281654,"quality":"auspicious"},{"name":"Amṛta","start":"05:09","end":"06:33","startHours":29.147581162281654,"endHours":30.545799266872592,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:33","end":"07:33","startHours":6.54579926687259,"endHours":7.54579926687259,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:33","end":"08:33","startHours":7.54579926687259,"endHours":8.54579926687259,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:33","end":"09:33","startHours":8.54579926687259,"endHours":9.54579926687259,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:33","end":"10:33","startHours":9.54579926687259,"endHours":10.54579926687259,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:33","end":"11:33","startHours":10.54579926687259,"endHours":11.54579926687259,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:33","end":"12:33","startHours":11.54579926687259,"endHours":12.54579926687259,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:33","end":"13:33","startHours":12.54579926687259,"endHours":13.54579926687259,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:33","end":"14:33","startHours":13.54579926687259,"endHours":14.54579926687259,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:33","end":"15:33","startHours":14.54579926687259,"endHours":15.54579926687259,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:33","end":"16:33","startHours":15.54579926687259,"endHours":16.545799266872592,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:33","end":"17:33","startHours":16.545799266872592,"endHours":17.545799266872592,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:33","end":"18:33","startHours":17.545799266872592,"endHours":18.545799266872592,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:33","end":"19:33","startHours":18.545799266872592,"endHours":19.545799266872592,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:33","end":"20:33","startHours":19.545799266872592,"endHours":20.545799266872592,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:33","end":"21:33","startHours":20.545799266872592,"endHours":21.545799266872592,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:33","end":"22:33","startHours":21.545799266872592,"endHours":22.545799266872592,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:33","end":"23:33","startHours":22.545799266872592,"endHours":23.545799266872592,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:33","end":"00:33","startHours":23.545799266872592,"endHours":24.545799266872592,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:33","end":"01:33","startHours":24.545799266872592,"endHours":25.545799266872592,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:33","end":"02:33","startHours":25.545799266872592,"endHours":26.545799266872592,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:33","end":"03:33","startHours":26.545799266872592,"endHours":27.545799266872592,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:33","end":"04:33","startHours":27.545799266872592,"endHours":28.545799266872592,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:33","end":"05:33","startHours":28.545799266872592,"endHours":29.545799266872592,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:33","end":"06:33","startHours":29.545799266872592,"endHours":30.545799266872592,"planetary_lord":"Moon"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":12.453218321228961,"eotMinutes":-3.0500109105302213,"ayanamsa":23.9876}},"calendars":{"vikram_samvat":2066,"vikram_samvatsara":"Śubhakṛt","saka_samvat":1931,"saka_samvatsara":"Virodhi","bengali_samvat":1416,"malayalam_era":1185,"nanakshahi_year":540,"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 Amāvasyā · Vikram 2066 Śubhakṛt · Śaka 1931 Virodhi"},"festivals":[],"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":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 20, 2009 CE · Dvārakā · Vidhyamitra","description":"August 20, 2009 CE for Dvārakā: Kṛṣṇa Amāvasyā, sūryodaya 06:33, sūryāsta 19:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/2009-08-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/2009-08-20","sa":"https://sa.vidhyamitra.com/city/dwarka/2009-08-20","hi":"https://hi.vidhyamitra.com/city/dwarka/2009-08-20","x-default":"https://vidhyamitra.com/city/dwarka/2009-08-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:08:10.439Z","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":"2026-06-01T13:08:10.439Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:08:10.439Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}