{"id":"vidhyamitra:city-day:dwarka:1815-01-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1815-01-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1815-01-16","date_display":"January 16, 1815 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":1815,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383989.770833,"kali_year":4916,"ahargana":1795524.2708,"sun":{"sidereal_longitude":274.1881,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.5327,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.3446,"elapsed_within_tithi_degrees":3.3446},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.5327,"elapsed_within_degrees":4.1993},"yoga":{"number":19,"name":"Parigha","sum_longitude":251.7207},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1815,"month":1,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2383989.770833,"ahargana":1795524.2708,"kali_year":4916,"ayanamsa_lahiri":21.2693,"grahas":{"sun":{"sidereal_longitude":273.84281699999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":333.21601699999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false,"latitude":-4.3041},"mars":{"sidereal_longitude":229.846717,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":266.830417,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":170.70611699999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"venus":{"sidereal_longitude":281.369517,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":282.753917,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":84.4835,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":264.4835,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"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":1815,"month":1,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2383989.770833,"kali_year":4916,"ahargana":1795524.2708,"sun":{"sidereal_longitude":274.1881,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":337.5327,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.3446,"elapsed_within_tithi_degrees":3.3446},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2,"moon_longitude":337.5327,"elapsed_within_degrees":4.1993},"yoga":{"number":19,"name":"Parigha","sum_longitude":251.7207},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.304,"elongation":63.345},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.304,"opposition_distance":116.655}},"eclipse_window_40days":[{"offset_days":-20,"type":"lunar","occurs":true,"moon_latitude":-0.909,"opposition_distance":0.239}]},"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":"18:31","solarNoonLocal":"13:04","dayLengthHours":10.91913196075755,"dayLengthDisplay":"10 Hours 55 Mins 09 Secs","nightLengthDisplay":"13 Hours 04 Mins 51 Secs","moonriseLocal":"11:02","moonsetLocal":"23:00","rahuKala":{"name":"Rāhu Kāla","start":"08:58","end":"10:20","startHours":8.968967207078881,"endHours":10.333858702173575,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:42","end":"13:04","startHours":11.698750197268268,"endHours":13.063641692362962,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:26","end":"15:48","startHours":14.428533187457656,"endHours":15.793424682552349,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:31","startHours":10.151873169494282,"endHours":10.515844234852867,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:04","end":"08:21","startHours":8.059039543682418,"endHours":8.350216395969287,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:42","end":"13:26","startHours":12.699670627004377,"endHours":13.427612757721548,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:53","startHours":6.148191450549847,"endHours":6.876133581267017,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:36","startHours":6.694148048587724,"endHours":7.604075711984187,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:53","end":"15:37","startHours":14.883497019155886,"endHours":15.611439149873055,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.323207672741738,"endHours":18.723207672741736,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"18:59","startHours":18.523207672741737,"endHours":18.978171504439967,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.273207672741737,"endHours":20.023207672741737,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:42","end":"01:26","startHours":24.69967062700438,"endHours":25.427612757721548,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:36","end":"08:58","startHours":7.604075711984187,"endHours":8.968967207078881,"quality":"auspicious"},{"name":"Kāla","start":"08:58","end":"10:20","startHours":8.968967207078881,"endHours":10.333858702173575,"quality":"inauspicious"},{"name":"Śubha","start":"10:20","end":"11:42","startHours":10.333858702173575,"endHours":11.698750197268268,"quality":"auspicious"},{"name":"Roga","start":"11:42","end":"13:04","startHours":11.698750197268268,"endHours":13.063641692362962,"quality":"inauspicious"},{"name":"Udveg","start":"13:04","end":"14:26","startHours":13.063641692362962,"endHours":14.428533187457656,"quality":"inauspicious"},{"name":"Chala","start":"14:26","end":"15:48","startHours":14.428533187457656,"endHours":15.793424682552349,"quality":"neutral"},{"name":"Labha","start":"15:48","end":"17:09","startHours":15.793424682552349,"endHours":17.158316177647045,"quality":"auspicious"},{"name":"Amṛta","start":"17:09","end":"18:31","startHours":17.158316177647045,"endHours":18.523207672741737,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:31","end":"20:09","startHours":18.523207672741737,"endHours":20.158316177647045,"quality":"neutral"},{"name":"Labha","start":"20:09","end":"21:48","startHours":20.158316177647045,"endHours":21.79342468255235,"quality":"auspicious"},{"name":"Amṛta","start":"21:48","end":"23:26","startHours":21.79342468255235,"endHours":23.428533187457656,"quality":"auspicious"},{"name":"Kāla","start":"23:26","end":"01:04","startHours":23.428533187457656,"endHours":25.063641692362964,"quality":"inauspicious"},{"name":"Śubha","start":"01:04","end":"02:42","startHours":25.063641692362964,"endHours":26.698750197268268,"quality":"auspicious"},{"name":"Roga","start":"02:42","end":"04:20","startHours":26.698750197268268,"endHours":28.333858702173575,"quality":"inauspicious"},{"name":"Udveg","start":"04:20","end":"05:58","startHours":28.333858702173575,"endHours":29.968967207078883,"quality":"inauspicious"},{"name":"Chala","start":"05:58","end":"07:36","startHours":29.968967207078883,"endHours":31.604075711984187,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:36","end":"08:36","startHours":7.604075711984187,"endHours":8.604075711984187,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:36","end":"09:36","startHours":8.604075711984187,"endHours":9.604075711984187,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:36","end":"10:36","startHours":9.604075711984187,"endHours":10.604075711984187,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:36","end":"11:36","startHours":10.604075711984187,"endHours":11.604075711984187,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:36","end":"12:36","startHours":11.604075711984187,"endHours":12.604075711984187,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:36","end":"13:36","startHours":12.604075711984187,"endHours":13.604075711984187,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:36","end":"14:36","startHours":13.604075711984187,"endHours":14.604075711984187,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:36","end":"15:36","startHours":14.604075711984187,"endHours":15.604075711984187,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:36","end":"16:36","startHours":15.604075711984187,"endHours":16.604075711984187,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:36","end":"17:36","startHours":16.604075711984187,"endHours":17.604075711984187,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:36","end":"18:36","startHours":17.604075711984187,"endHours":18.604075711984187,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:36","end":"19:36","startHours":18.604075711984187,"endHours":19.604075711984187,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:36","end":"20:36","startHours":19.604075711984187,"endHours":20.604075711984187,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:36","end":"21:36","startHours":20.604075711984187,"endHours":21.604075711984187,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:36","end":"22:36","startHours":21.604075711984187,"endHours":22.604075711984187,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:36","end":"23:36","startHours":22.604075711984187,"endHours":23.604075711984187,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:36","end":"00:36","startHours":23.604075711984187,"endHours":24.604075711984187,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:36","end":"01:36","startHours":24.604075711984187,"endHours":25.604075711984187,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:36","end":"02:36","startHours":25.604075711984187,"endHours":26.604075711984187,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:36","end":"03:36","startHours":26.604075711984187,"endHours":27.604075711984187,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:36","end":"04:36","startHours":27.604075711984187,"endHours":28.604075711984187,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:36","end":"05:36","startHours":28.604075711984187,"endHours":29.604075711984187,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:36","end":"06:36","startHours":29.604075711984187,"endHours":30.604075711984187,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:36","end":"07:36","startHours":30.604075711984187,"endHours":31.604075711984187,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"drikRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-21.108697013884935,"eotMinutes":-9.692901541777706,"ayanamsa":21.2693}},"calendars":{"vikram_samvat":1872,"vikram_samvatsara":"Sarvadhāri","saka_samvat":1737,"saka_samvatsara":"Yuva","bengali_samvat":1222,"malayalam_era":991,"nanakshahi_year":346,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ṣaṣṭhī · Vikram 1872 Sarvadhāri · Śaka 1737 Yuva"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 16, 1815 CE · Dvārakā · Vidhyamitra","description":"January 16, 1815 CE for Dvārakā: Śukla Ṣaṣṭhī, sūryodaya 07:36, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1815-01-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1815-01-16","sa":"https://sa.vidhyamitra.com/city/dwarka/1815-01-16","hi":"https://hi.vidhyamitra.com/city/dwarka/1815-01-16","x-default":"https://vidhyamitra.com/city/dwarka/1815-01-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T14:39:40.167Z","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":"2026-05-22T14:39:40.167Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T14:39:40.167Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}