{"id":"vidhyamitra:city-day:dwarka:1781-08-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1781-08-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1781-08-01","date_display":"August 1, 1781 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":1781,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371769.770833,"kali_year":4883,"ahargana":1783304.2708,"sun":{"sidereal_longitude":108.1957,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":249.7997,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.604,"elapsed_within_tithi_degrees":9.604},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.7997,"elapsed_within_degrees":9.7997},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":357.9954},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1781,"month":8,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2371769.770833,"ahargana":1783304.2708,"kali_year":4883,"ayanamsa_lahiri":20.8019,"grahas":{"sun":{"sidereal_longitude":108.22751100000005,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":249.41421100000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false,"latitude":-3.8085},"mars":{"sidereal_longitude":268.0281110000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":127.278911,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":210.10071100000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":127.601111,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":235.59431100000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":11.9579,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":191.9579,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","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":1781,"month":8,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371769.770833,"kali_year":4883,"ahargana":1783304.2708,"sun":{"sidereal_longitude":108.1957,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":249.7997,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":141.604,"elapsed_within_tithi_degrees":9.604},"nakshatra":{"number":19,"name":"Mūla","pada":3,"moon_longitude":249.7997,"elapsed_within_degrees":9.7997},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":357.9954},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.809,"elongation":141.604},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.809,"opposition_distance":38.396}},"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":"06:26","sunsetLocal":"19:34","solarNoonLocal":"13:00","dayLengthHours":13.145221928491848,"dayLengthDisplay":"13 Hours 08 Mins 43 Secs","nightLengthDisplay":"10 Hours 51 Mins 17 Secs","moonriseLocal":"17:03","moonsetLocal":"03:47","rahuKala":{"name":"Rāhu Kāla","start":"13:00","end":"14:39","startHours":13.00238783111184,"endHours":14.64554057217332,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:04","end":"09:43","startHours":8.072929607927398,"endHours":9.716082348988879,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:22","end":"13:00","startHours":11.359235090050358,"endHours":13.00238783111184,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:30","end":"09:56","startHours":9.496995316847347,"endHours":9.93516938113041,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:59","end":"07:20","startHours":6.977494447219743,"endHours":7.328033698646192,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:34","end":"13:26","startHours":12.564213766828779,"endHours":13.4405618953949,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:41","end":"05:33","startHours":4.67708060973367,"endHours":5.553428738299793,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:26","startHours":5.334341706158263,"endHours":6.429776866865916,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:12","end":"16:04","startHours":15.193258152527148,"endHours":16.06960628109327,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:22","end":"19:46","startHours":19.374998795357765,"endHours":19.774998795357764,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:34","end":"20:07","startHours":19.574998795357764,"endHours":20.12271637571159,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:19","end":"21:04","startHours":19.324998795357764,"endHours":21.074998795357764,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:34","end":"01:26","startHours":24.56421376682878,"endHours":25.4405618953949,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:26","end":"08:04","startHours":6.429776866865916,"endHours":8.072929607927398,"quality":"auspicious"},{"name":"Amṛta","start":"08:04","end":"09:43","startHours":8.072929607927398,"endHours":9.716082348988879,"quality":"auspicious"},{"name":"Kāla","start":"09:43","end":"11:22","startHours":9.716082348988879,"endHours":11.359235090050358,"quality":"inauspicious"},{"name":"Śubha","start":"11:22","end":"13:00","startHours":11.359235090050358,"endHours":13.00238783111184,"quality":"auspicious"},{"name":"Roga","start":"13:00","end":"14:39","startHours":13.00238783111184,"endHours":14.64554057217332,"quality":"inauspicious"},{"name":"Udveg","start":"14:39","end":"16:17","startHours":14.64554057217332,"endHours":16.288693313234802,"quality":"inauspicious"},{"name":"Chala","start":"16:17","end":"17:56","startHours":16.288693313234802,"endHours":17.931846054296283,"quality":"neutral"},{"name":"Labha","start":"17:56","end":"19:34","startHours":17.931846054296283,"endHours":19.574998795357764,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:34","end":"20:56","startHours":19.574998795357764,"endHours":20.931846054296283,"quality":"inauspicious"},{"name":"Chala","start":"20:56","end":"22:17","startHours":20.931846054296283,"endHours":22.288693313234802,"quality":"neutral"},{"name":"Labha","start":"22:17","end":"23:39","startHours":22.288693313234802,"endHours":23.64554057217332,"quality":"auspicious"},{"name":"Amṛta","start":"23:39","end":"01:00","startHours":23.64554057217332,"endHours":25.00238783111184,"quality":"auspicious"},{"name":"Kāla","start":"01:00","end":"02:22","startHours":25.00238783111184,"endHours":26.35923509005036,"quality":"inauspicious"},{"name":"Śubha","start":"02:22","end":"03:43","startHours":26.35923509005036,"endHours":27.716082348988877,"quality":"auspicious"},{"name":"Roga","start":"03:43","end":"05:04","startHours":27.716082348988877,"endHours":29.0729296079274,"quality":"inauspicious"},{"name":"Udveg","start":"05:04","end":"06:26","startHours":29.0729296079274,"endHours":30.429776866865915,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:26","end":"07:26","startHours":6.429776866865916,"endHours":7.429776866865916,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:26","end":"08:26","startHours":7.429776866865916,"endHours":8.429776866865916,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:26","end":"09:26","startHours":8.429776866865916,"endHours":9.429776866865916,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:26","end":"10:26","startHours":9.429776866865916,"endHours":10.429776866865916,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:26","end":"11:26","startHours":10.429776866865916,"endHours":11.429776866865916,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:26","end":"12:26","startHours":11.429776866865916,"endHours":12.429776866865916,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:26","end":"13:26","startHours":12.429776866865916,"endHours":13.429776866865916,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:26","end":"14:26","startHours":13.429776866865916,"endHours":14.429776866865916,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:26","end":"15:26","startHours":14.429776866865916,"endHours":15.429776866865916,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:26","end":"16:26","startHours":15.429776866865916,"endHours":16.429776866865915,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:26","end":"17:26","startHours":16.429776866865915,"endHours":17.429776866865915,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:26","end":"18:26","startHours":17.429776866865915,"endHours":18.429776866865915,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:26","end":"19:26","startHours":18.429776866865915,"endHours":19.429776866865915,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:26","end":"20:26","startHours":19.429776866865915,"endHours":20.429776866865915,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:26","end":"21:26","startHours":20.429776866865915,"endHours":21.429776866865915,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:26","end":"22:26","startHours":21.429776866865915,"endHours":22.429776866865915,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:26","end":"23:26","startHours":22.429776866865915,"endHours":23.429776866865915,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:26","end":"00:26","startHours":23.429776866865915,"endHours":24.429776866865915,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:26","end":"01:26","startHours":24.429776866865915,"endHours":25.429776866865915,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:26","end":"02:26","startHours":25.429776866865915,"endHours":26.429776866865915,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:26","end":"03:26","startHours":26.429776866865915,"endHours":27.429776866865915,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:26","end":"04:26","startHours":27.429776866865915,"endHours":28.429776866865915,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:26","end":"05:26","startHours":28.429776866865915,"endHours":29.429776866865915,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:26","end":"06:26","startHours":29.429776866865915,"endHours":30.429776866865915,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.99702736183548,"eotMinutes":-6.017669866710306,"ayanamsa":20.8019}},"calendars":{"vikram_samvat":1838,"vikram_samvatsara":"Ānanda","saka_samvat":1703,"saka_samvatsara":"Plava","bengali_samvat":1188,"malayalam_era":957,"nanakshahi_year":312,"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":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvādaśī · Vikram 1838 Ānanda · Śaka 1703 Plava"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 1, 1781 CE · Dvārakā · Vidhyamitra","description":"August 1, 1781 CE for Dvārakā: Śukla Dvādaśī, sūryodaya 06:26, sūryāsta 19:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1781-08-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1781-08-01","sa":"https://sa.vidhyamitra.com/city/dwarka/1781-08-01","hi":"https://hi.vidhyamitra.com/city/dwarka/1781-08-01","x-default":"https://vidhyamitra.com/city/dwarka/1781-08-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:46:03.437Z","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":"2026-05-31T09:46:03.437Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:46:03.437Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}