{"id":"vidhyamitra:city-day:dwarka:1803-07-31:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1803-07-31","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1803-07-31","date_display":"July 31, 1803 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":1803,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379802.770833,"kali_year":4905,"ahargana":1791337.2708,"sun":{"sidereal_longitude":105.6337,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":244.3345,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":138.7008,"elapsed_within_tithi_degrees":6.7008},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.3345,"elapsed_within_degrees":4.3345},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":349.9681},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":1803,"month":7,"day":31,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2379802.770833,"ahargana":1791337.2708,"kali_year":4905,"ayanamsa_lahiri":21.1091,"grahas":{"sun":{"sidereal_longitude":105.70349099999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"moon":{"sidereal_longitude":244.16649099999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":-3.9722},"mars":{"sidereal_longitude":148.41549099999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":92.03149100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":163.47319100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"venus":{"sidereal_longitude":88.37969099999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":148.90669100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":306.3309,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":126.3309,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":1803,"month":7,"day":31,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2379802.770833,"kali_year":4905,"ahargana":1791337.2708,"sun":{"sidereal_longitude":105.6337,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":244.3345,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":138.7008,"elapsed_within_tithi_degrees":6.7008},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.3345,"elapsed_within_degrees":4.3345},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":349.9681},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.972,"elongation":138.701},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.972,"opposition_distance":41.299}},"eclipse_window_40days":[{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":0.453,"elongation":2.202}]},"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":"06:25","sunsetLocal":"19:36","solarNoonLocal":"13:00","dayLengthHours":13.180553408898538,"dayLengthDisplay":"13 Hours 10 Mins 50 Secs","nightLengthDisplay":"10 Hours 49 Mins 10 Secs","moonriseLocal":"16:52","moonsetLocal":"03:36","rahuKala":{"name":"Rāhu Kāla","start":"17:57","end":"19:36","startHours":17.945990436876134,"endHours":19.59355961298845,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:00","end":"14:39","startHours":13.00328290853918,"endHours":14.650852084651499,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"16:18","end":"17:57","startHours":16.298421260763817,"endHours":17.945990436876134,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:56","startHours":9.488468666166238,"endHours":9.927820446462857,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:58","end":"07:19","startHours":6.962195929460685,"endHours":7.3136773536979796,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:34","end":"13:27","startHours":12.563931128242562,"endHours":13.442634688835799,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:32","startHours":4.655599082903441,"endHours":5.534302643496677,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:19","end":"06:25","startHours":5.314626753348367,"endHours":6.413006204089912,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"15:12","end":"16:05","startHours":15.20004181002227,"endHours":16.078745370615508,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:24","end":"19:48","startHours":19.39355961298845,"endHours":19.79355961298845,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:36","end":"20:09","startHours":19.59355961298845,"endHours":20.142749338359224,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:21","end":"21:06","startHours":19.34355961298845,"endHours":21.09355961298845,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:34","end":"01:27","startHours":24.56393112824256,"endHours":25.4426346888358,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:25","end":"08:04","startHours":6.413006204089912,"endHours":8.060575380202229,"quality":"inauspicious"},{"name":"Chala","start":"08:04","end":"09:42","startHours":8.060575380202229,"endHours":9.708144556314547,"quality":"neutral"},{"name":"Labha","start":"09:42","end":"11:21","startHours":9.708144556314547,"endHours":11.355713732426864,"quality":"auspicious"},{"name":"Amṛta","start":"11:21","end":"13:00","startHours":11.355713732426864,"endHours":13.00328290853918,"quality":"auspicious"},{"name":"Kāla","start":"13:00","end":"14:39","startHours":13.00328290853918,"endHours":14.650852084651499,"quality":"inauspicious"},{"name":"Śubha","start":"14:39","end":"16:18","startHours":14.650852084651499,"endHours":16.298421260763817,"quality":"auspicious"},{"name":"Roga","start":"16:18","end":"17:57","startHours":16.298421260763817,"endHours":17.945990436876134,"quality":"inauspicious"},{"name":"Udveg","start":"17:57","end":"19:36","startHours":17.945990436876134,"endHours":19.59355961298845,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:36","end":"20:57","startHours":19.59355961298845,"endHours":20.945990436876134,"quality":"auspicious"},{"name":"Roga","start":"20:57","end":"22:18","startHours":20.945990436876134,"endHours":22.298421260763817,"quality":"inauspicious"},{"name":"Udveg","start":"22:18","end":"23:39","startHours":22.298421260763817,"endHours":23.650852084651497,"quality":"inauspicious"},{"name":"Chala","start":"23:39","end":"01:00","startHours":23.650852084651497,"endHours":25.00328290853918,"quality":"neutral"},{"name":"Labha","start":"01:00","end":"02:21","startHours":25.00328290853918,"endHours":26.355713732426864,"quality":"auspicious"},{"name":"Amṛta","start":"02:21","end":"03:42","startHours":26.355713732426864,"endHours":27.708144556314547,"quality":"auspicious"},{"name":"Kāla","start":"03:42","end":"05:04","startHours":27.708144556314547,"endHours":29.06057538020223,"quality":"inauspicious"},{"name":"Śubha","start":"05:04","end":"06:25","startHours":29.06057538020223,"endHours":30.41300620408991,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.413006204089912,"endHours":7.413006204089912,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.413006204089912,"endHours":8.413006204089912,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.413006204089912,"endHours":9.413006204089912,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.413006204089912,"endHours":10.413006204089912,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.413006204089912,"endHours":11.413006204089912,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.413006204089912,"endHours":12.413006204089912,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.413006204089912,"endHours":13.413006204089912,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.413006204089912,"endHours":14.413006204089912,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.413006204089912,"endHours":15.413006204089912,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.413006204089912,"endHours":16.41300620408991,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.41300620408991,"endHours":17.41300620408991,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.41300620408991,"endHours":18.41300620408991,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.41300620408991,"endHours":19.41300620408991,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.41300620408991,"endHours":20.41300620408991,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.41300620408991,"endHours":21.41300620408991,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.41300620408991,"endHours":22.41300620408991,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.41300620408991,"endHours":23.41300620408991,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.41300620408991,"endHours":24.41300620408991,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.41300620408991,"endHours":25.41300620408991,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.41300620408991,"endHours":26.41300620408991,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.41300620408991,"endHours":27.41300620408991,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.41300620408991,"endHours":28.41300620408991,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.41300620408991,"endHours":29.41300620408991,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.41300620408991,"endHours":30.41300620408991,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.5676717176666,"eotMinutes":-6.071374512350812,"ayanamsa":21.1091}},"calendars":{"vikram_samvat":1860,"vikram_samvatsara":"Dhātṛ","saka_samvat":1725,"saka_samvatsara":"Rudhirodgāri","bengali_samvat":1210,"malayalam_era":979,"nanakshahi_year":334,"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 1860 Dhātṛ · Śaka 1725 Rudhirodgāri"},"festivals":[],"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 July 31, 1803 CE · Dvārakā · Vidhyamitra","description":"July 31, 1803 CE for Dvārakā: Śukla Dvādaśī, sūryodaya 06:25, sūryāsta 19:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1803-07-31","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1803-07-31","sa":"https://sa.vidhyamitra.com/city/dwarka/1803-07-31","hi":"https://hi.vidhyamitra.com/city/dwarka/1803-07-31","x-default":"https://vidhyamitra.com/city/dwarka/1803-07-31"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T08:43:32.319Z","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":"2026-06-02T08:43:32.319Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T08:43:32.319Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}