{"id":"vidhyamitra:city-day:dwarka:1780-01-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1780-01-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1780-01-07","date_display":"January 7, 1780 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":1780,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371197.770833,"kali_year":4881,"ahargana":1782732.2708,"sun":{"sidereal_longitude":266.0306,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":271.2166,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":5.186,"elapsed_within_tithi_degrees":5.186},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.2166,"elapsed_within_degrees":4.5499},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.2471},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1780,"month":1,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2371197.770833,"ahargana":1782732.2708,"kali_year":4881,"ayanamsa_lahiri":20.78,"grahas":{"sun":{"sidereal_longitude":265.668765,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":269.236765,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false,"latitude":-3.3922},"mars":{"sidereal_longitude":322.64496499999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":253.478165,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":186.97736499999996,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":287.69626500000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":226.687365,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":42.2652,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":222.2652,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","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":1780,"month":1,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2371197.770833,"kali_year":4881,"ahargana":1782732.2708,"sun":{"sidereal_longitude":266.0306,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":271.2166,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":5.186,"elapsed_within_tithi_degrees":5.186},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.2166,"elapsed_within_degrees":4.5499},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":177.2471},"karana":{"half_tithi_index":0,"name":"Kiṃstughna"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.392,"elongation":5.186},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.392,"opposition_distance":174.814}},"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":"07:35","sunsetLocal":"18:26","solarNoonLocal":"13:00","dayLengthHours":10.836288190484993,"dayLengthDisplay":"10 Hours 50 Mins 11 Secs","nightLengthDisplay":"13 Hours 09 Mins 49 Secs","moonriseLocal":"07:50","moonsetLocal":"18:40","rahuKala":{"name":"Rāhu Kāla","start":"11:39","end":"13:00","startHours":11.652425214646371,"endHours":13.006961238456995,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:43","end":"17:04","startHours":15.716033286078243,"endHours":17.070569309888867,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:57","end":"10:18","startHours":8.943353167025123,"endHours":10.297889190835747,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:07","end":"10:29","startHours":10.117284387660998,"endHours":10.478493994010497,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:02","end":"08:20","startHours":8.040329151151374,"endHours":8.329296836230974,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:39","end":"13:22","startHours":12.645751632107496,"endHours":13.368170844806494,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:52","startHours":6.1439787178165,"endHours":6.8663979305155,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:41","end":"07:35","startHours":6.68579312734075,"endHours":7.5888171432144995,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:49","end":"15:32","startHours":14.813009270204496,"endHours":15.535428482903496,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.225105333699492,"endHours":18.62510533369949,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:53","startHours":18.42510533369949,"endHours":18.876617341636365,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.17510533369949,"endHours":19.92510533369949,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:39","end":"01:22","startHours":24.645751632107494,"endHours":25.368170844806496,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:35","end":"08:57","startHours":7.5888171432144995,"endHours":8.943353167025123,"quality":"neutral"},{"name":"Labha","start":"08:57","end":"10:18","startHours":8.943353167025123,"endHours":10.297889190835747,"quality":"auspicious"},{"name":"Amṛta","start":"10:18","end":"11:39","startHours":10.297889190835747,"endHours":11.652425214646371,"quality":"auspicious"},{"name":"Kāla","start":"11:39","end":"13:00","startHours":11.652425214646371,"endHours":13.006961238456995,"quality":"inauspicious"},{"name":"Śubha","start":"13:00","end":"14:22","startHours":13.006961238456995,"endHours":14.36149726226762,"quality":"auspicious"},{"name":"Roga","start":"14:22","end":"15:43","startHours":14.36149726226762,"endHours":15.716033286078243,"quality":"inauspicious"},{"name":"Udveg","start":"15:43","end":"17:04","startHours":15.716033286078243,"endHours":17.070569309888867,"quality":"inauspicious"},{"name":"Chala","start":"17:04","end":"18:26","startHours":17.070569309888867,"endHours":18.42510533369949,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:26","end":"20:04","startHours":18.42510533369949,"endHours":20.070569309888867,"quality":"inauspicious"},{"name":"Udveg","start":"20:04","end":"21:43","startHours":20.070569309888867,"endHours":21.716033286078243,"quality":"inauspicious"},{"name":"Chala","start":"21:43","end":"23:22","startHours":21.716033286078243,"endHours":23.36149726226762,"quality":"neutral"},{"name":"Labha","start":"23:22","end":"01:00","startHours":23.36149726226762,"endHours":25.006961238456995,"quality":"auspicious"},{"name":"Amṛta","start":"01:00","end":"02:39","startHours":25.006961238456995,"endHours":26.65242521464637,"quality":"auspicious"},{"name":"Kāla","start":"02:39","end":"04:18","startHours":26.65242521464637,"endHours":28.297889190835747,"quality":"inauspicious"},{"name":"Śubha","start":"04:18","end":"05:57","startHours":28.297889190835747,"endHours":29.943353167025123,"quality":"auspicious"},{"name":"Roga","start":"05:57","end":"07:35","startHours":29.943353167025123,"endHours":31.5888171432145,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:35","end":"08:35","startHours":7.5888171432144995,"endHours":8.588817143214499,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:35","end":"09:35","startHours":8.588817143214499,"endHours":9.588817143214499,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:35","end":"10:35","startHours":9.588817143214499,"endHours":10.588817143214499,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:35","end":"11:35","startHours":10.588817143214499,"endHours":11.588817143214499,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:35","end":"12:35","startHours":11.588817143214499,"endHours":12.588817143214499,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:35","end":"13:35","startHours":12.588817143214499,"endHours":13.588817143214499,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:35","end":"14:35","startHours":13.588817143214499,"endHours":14.588817143214499,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:35","end":"15:35","startHours":14.588817143214499,"endHours":15.588817143214499,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:35","end":"16:35","startHours":15.588817143214499,"endHours":16.5888171432145,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:35","end":"17:35","startHours":16.5888171432145,"endHours":17.5888171432145,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:35","end":"18:35","startHours":17.5888171432145,"endHours":18.5888171432145,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:35","end":"19:35","startHours":18.5888171432145,"endHours":19.5888171432145,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:35","end":"20:35","startHours":19.5888171432145,"endHours":20.5888171432145,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:35","end":"21:35","startHours":20.5888171432145,"endHours":21.5888171432145,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:35","end":"22:35","startHours":21.5888171432145,"endHours":22.5888171432145,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:35","end":"23:35","startHours":22.5888171432145,"endHours":23.5888171432145,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:35","end":"00:35","startHours":23.5888171432145,"endHours":24.5888171432145,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:35","end":"01:35","startHours":24.5888171432145,"endHours":25.5888171432145,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:35","end":"02:35","startHours":25.5888171432145,"endHours":26.5888171432145,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:35","end":"03:35","startHours":26.5888171432145,"endHours":27.5888171432145,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:35","end":"04:35","startHours":27.5888171432145,"endHours":28.5888171432145,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:35","end":"05:35","startHours":28.5888171432145,"endHours":29.5888171432145,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:35","end":"06:35","startHours":29.5888171432145,"endHours":30.5888171432145,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:35","end":"07:35","startHours":30.5888171432145,"endHours":31.5888171432145,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","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":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.423812661804877,"eotMinutes":-6.292074307419696,"ayanamsa":20.78}},"calendars":{"vikram_samvat":1837,"vikram_samvatsara":"Pramādī","saka_samvat":1702,"saka_samvatsara":"Śārvarī","bengali_samvat":1187,"malayalam_era":956,"nanakshahi_year":311,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pratipada · Vikram 1837 Pramādī · Śaka 1702 Śārvarī"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 January 7, 1780 CE · Dvārakā · Vidhyamitra","description":"January 7, 1780 CE for Dvārakā: Śukla Pratipada, sūryodaya 07:35, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1780-01-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1780-01-07","sa":"https://sa.vidhyamitra.com/city/dwarka/1780-01-07","hi":"https://hi.vidhyamitra.com/city/dwarka/1780-01-07","x-default":"https://vidhyamitra.com/city/dwarka/1780-01-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:38:29.827Z","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":"2026-05-31T13:38:29.827Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:38:29.827Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}