{"id":"vidhyamitra:city-day:dwarka:1840-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1840-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1840-01-18","date_display":"January 18, 1840 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":1840,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393122.770833,"kali_year":4941,"ahargana":1804657.2708,"sun":{"sidereal_longitude":275.7589,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":84.3832,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.6243,"elapsed_within_tithi_degrees":0.6243},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":84.3832,"elapsed_within_degrees":4.3832},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.1421},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1840,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2393122.770833,"ahargana":1804657.2708,"kali_year":4941,"ayanamsa_lahiri":21.6186,"grahas":{"sun":{"sidereal_longitude":275.4593689999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":82.20486900000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false,"latitude":3.7378},"mars":{"sidereal_longitude":302.33026900000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":255.90576899999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":205.91626900000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":233.36976900000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":237.95306900000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":320.5732,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":140.5732,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva 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":1840,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2393122.770833,"kali_year":4941,"ahargana":1804657.2708,"sun":{"sidereal_longitude":275.7589,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":84.3832,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":15,"name":"Pūrṇimā","paksha":"Śukla","full_name":"Śukla Pūrṇimā","elongation_degrees":168.6243,"elapsed_within_tithi_degrees":0.6243},"nakshatra":{"number":7,"name":"Punarvasu","pada":2,"moon_longitude":84.3832,"elapsed_within_degrees":4.3832},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":0.1421},"karana":{"half_tithi_index":28,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.738,"elongation":168.624},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.738,"opposition_distance":11.376}},"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":"07:36","sunsetLocal":"18:33","solarNoonLocal":"13:04","dayLengthHours":10.942048326129779,"dayLengthDisplay":"10 Hours 56 Mins 31 Secs","nightLengthDisplay":"13 Hours 03 Mins 29 Secs","moonriseLocal":"17:29","moonsetLocal":"06:54","rahuKala":{"name":"Rāhu Kāla","start":"10:20","end":"11:42","startHours":10.339068411495717,"endHours":11.706824452261937,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:27","end":"15:49","startHours":14.442336533794382,"endHours":15.810092574560606,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:36","end":"08:58","startHours":7.603556329963271,"endHours":8.971312370729493,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:31","startHours":10.156700939393552,"endHours":10.521435883597878,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:04","end":"08:21","startHours":8.059475010218678,"endHours":8.351262965582139,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:43","end":"13:26","startHours":12.709845548823836,"endHours":13.439315437232487,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:52","startHours":6.144616553145967,"endHours":6.874086441554619,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:36","startHours":6.691718969452456,"endHours":7.603556329963271,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:54","end":"15:38","startHours":14.89825521404979,"endHours":15.627725102458442,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.34560465609305,"endHours":18.74560465609305,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:00","startHours":18.54560465609305,"endHours":19.00152333634846,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.29560465609305,"endHours":20.04560465609305,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:43","end":"01:26","startHours":24.709845548823836,"endHours":25.439315437232487,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:36","end":"08:58","startHours":7.603556329963271,"endHours":8.971312370729493,"quality":"inauspicious"},{"name":"Śubha","start":"08:58","end":"10:20","startHours":8.971312370729493,"endHours":10.339068411495717,"quality":"auspicious"},{"name":"Roga","start":"10:20","end":"11:42","startHours":10.339068411495717,"endHours":11.706824452261937,"quality":"inauspicious"},{"name":"Udveg","start":"11:42","end":"13:04","startHours":11.706824452261937,"endHours":13.074580493028161,"quality":"inauspicious"},{"name":"Chala","start":"13:04","end":"14:27","startHours":13.074580493028161,"endHours":14.442336533794382,"quality":"neutral"},{"name":"Labha","start":"14:27","end":"15:49","startHours":14.442336533794382,"endHours":15.810092574560606,"quality":"auspicious"},{"name":"Amṛta","start":"15:49","end":"17:11","startHours":15.810092574560606,"endHours":17.177848615326827,"quality":"auspicious"},{"name":"Kāla","start":"17:11","end":"18:33","startHours":17.177848615326827,"endHours":18.54560465609305,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:33","end":"20:11","startHours":18.54560465609305,"endHours":20.17784861532683,"quality":"auspicious"},{"name":"Amṛta","start":"20:11","end":"21:49","startHours":20.17784861532683,"endHours":21.810092574560606,"quality":"auspicious"},{"name":"Kāla","start":"21:49","end":"23:27","startHours":21.810092574560606,"endHours":23.442336533794382,"quality":"inauspicious"},{"name":"Śubha","start":"23:27","end":"01:04","startHours":23.442336533794382,"endHours":25.07458049302816,"quality":"auspicious"},{"name":"Roga","start":"01:04","end":"02:42","startHours":25.07458049302816,"endHours":26.70682445226194,"quality":"inauspicious"},{"name":"Udveg","start":"02:42","end":"04:20","startHours":26.70682445226194,"endHours":28.339068411495717,"quality":"inauspicious"},{"name":"Chala","start":"04:20","end":"05:58","startHours":28.339068411495717,"endHours":29.971312370729493,"quality":"neutral"},{"name":"Labha","start":"05:58","end":"07:36","startHours":29.971312370729493,"endHours":31.603556329963272,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:36","end":"08:36","startHours":7.603556329963271,"endHours":8.603556329963272,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:36","end":"09:36","startHours":8.603556329963272,"endHours":9.603556329963272,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:36","end":"10:36","startHours":9.603556329963272,"endHours":10.603556329963272,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:36","end":"11:36","startHours":10.603556329963272,"endHours":11.603556329963272,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:36","end":"12:36","startHours":11.603556329963272,"endHours":12.603556329963272,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:36","end":"13:36","startHours":12.603556329963272,"endHours":13.603556329963272,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:36","end":"14:36","startHours":13.603556329963272,"endHours":14.603556329963272,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:36","end":"15:36","startHours":14.603556329963272,"endHours":15.603556329963272,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:36","end":"16:36","startHours":15.603556329963272,"endHours":16.603556329963272,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:36","end":"17:36","startHours":16.603556329963272,"endHours":17.603556329963272,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:36","end":"18:36","startHours":17.603556329963272,"endHours":18.603556329963272,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:36","end":"19:36","startHours":18.603556329963272,"endHours":19.603556329963272,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:36","end":"20:36","startHours":19.603556329963272,"endHours":20.603556329963272,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:36","end":"21:36","startHours":20.603556329963272,"endHours":21.603556329963272,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:36","end":"22:36","startHours":21.603556329963272,"endHours":22.603556329963272,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:36","end":"23:36","startHours":22.603556329963272,"endHours":23.603556329963272,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:36","end":"00:36","startHours":23.603556329963272,"endHours":24.603556329963272,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:36","end":"01:36","startHours":24.603556329963272,"endHours":25.603556329963272,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:36","end":"02:36","startHours":25.603556329963272,"endHours":26.603556329963272,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:36","end":"03:36","startHours":26.603556329963272,"endHours":27.603556329963272,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:36","end":"04:36","startHours":27.603556329963272,"endHours":28.603556329963272,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:36","end":"05:36","startHours":28.603556329963272,"endHours":29.603556329963272,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:36","end":"06:36","startHours":29.603556329963272,"endHours":30.603556329963272,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:36","end":"07:36","startHours":30.603556329963272,"endHours":31.603556329963272,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Dhūmra","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.740511628323542,"eotMinutes":-10.349229581689698,"ayanamsa":21.6186}},"calendars":{"vikram_samvat":1897,"vikram_samvatsara":"Pramādī","saka_samvat":1762,"saka_samvatsara":"Śārvarī","bengali_samvat":1247,"malayalam_era":1016,"nanakshahi_year":371,"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":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pūrṇimā · Vikram 1897 Pramādī · Śaka 1762 Śārvarī"},"festivals":[{"id":"paush-purnima","name":"Pauṣa Pūrṇimā (Śākambharī Devī Jayantī)","name_sanskrit":"पौष पूर्णिमा","tradition":"Pan-Hindu","associated_deity":"Devī Śākambharī","significance":"Manifestation of Devī Śākambharī (vegetation-mother).","vrata":true,"detection":{"tithi_number":15,"tithi_paksha":"Śukla","lunar_month":"Pauṣa"},"precedence":3}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Śukla Pūrṇimā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Punarvasu","url":"/day/-1626101-04-03","relevance":0.5},{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Śukla Pūrṇimā","url":"/day/-0562-04-11","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 January 18, 1840 CE · Dvārakā · Vidhyamitra","description":"January 18, 1840 CE for Dvārakā: Śukla Pūrṇimā, sūryodaya 07:36, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1840-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1840-01-18","sa":"https://sa.vidhyamitra.com/city/dwarka/1840-01-18","hi":"https://hi.vidhyamitra.com/city/dwarka/1840-01-18","x-default":"https://vidhyamitra.com/city/dwarka/1840-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T10:47:32.628Z","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":"2026-06-01T10:47:32.628Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T10:47:32.628Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}