{"id":"vidhyamitra:city-day:dwarka:1830-01-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/dwarka/1830-01-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1830-01-15","date_display":"January 15, 1830 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":1830,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2389467.770833,"kali_year":4931,"ahargana":1801002.2708,"sun":{"sidereal_longitude":273.2836,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":162.266,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.9825,"elapsed_within_tithi_degrees":8.9825},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":162.266,"elapsed_within_degrees":2.266},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.5496},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":1830,"month":1,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2389467.770833,"ahargana":1801002.2708,"kali_year":4931,"ayanamsa_lahiri":21.4788,"grahas":{"sun":{"sidereal_longitude":272.97971699999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":159.931917,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":0.6282},"mars":{"sidereal_longitude":223.14601700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":288.468217,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":253.98181699999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":320.866317,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":116.450717,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":154.2327,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":334.2327,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"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":1830,"month":1,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2389467.770833,"kali_year":4931,"ahargana":1801002.2708,"sun":{"sidereal_longitude":273.2836,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":162.266,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":248.9825,"elapsed_within_tithi_degrees":8.9825},"nakshatra":{"number":13,"name":"Hasta","pada":1,"moon_longitude":162.266,"elapsed_within_degrees":2.266},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":75.5496},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.628,"elongation":111.018},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.628,"opposition_distance":68.982}},"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":"18:31","solarNoonLocal":"13:03","dayLengthHours":10.91183359244793,"dayLengthDisplay":"10 Hours 54 Mins 43 Secs","nightLengthDisplay":"13 Hours 05 Mins 17 Secs","moonriseLocal":"23:30","moonsetLocal":"11:33","rahuKala":{"name":"Rāhu Kāla","start":"11:42","end":"13:03","startHours":11.69394662504623,"endHours":13.057925824102222,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:47","end":"17:09","startHours":15.785884222214204,"endHours":17.149863421270197,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:58","end":"10:20","startHours":8.965988226934249,"endHours":10.32996742599024,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"10:09","end":"10:31","startHours":10.148103532782773,"endHours":10.511831319197706,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"08:03","end":"08:21","startHours":8.05666876089692,"endHours":8.347650990028866,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:42","end":"13:25","startHours":12.694198037687292,"endHours":13.421653610517152,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"06:09","end":"06:52","startHours":6.1470978822185325,"endHours":6.874553455048395,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:42","end":"07:36","startHours":6.692689561840929,"endHours":7.602009027878257,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:53","end":"15:36","startHours":14.876564756176878,"endHours":15.60402032900674,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.313842620326188,"endHours":18.713842620326187,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"18:58","startHours":18.513842620326187,"endHours":18.96850235334485,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.263842620326187,"endHours":20.013842620326187,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:42","end":"01:25","startHours":24.69419803768729,"endHours":25.42165361051715,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:36","end":"08:58","startHours":7.602009027878257,"endHours":8.965988226934249,"quality":"neutral"},{"name":"Labha","start":"08:58","end":"10:20","startHours":8.965988226934249,"endHours":10.32996742599024,"quality":"auspicious"},{"name":"Amṛta","start":"10:20","end":"11:42","startHours":10.32996742599024,"endHours":11.69394662504623,"quality":"auspicious"},{"name":"Kāla","start":"11:42","end":"13:03","startHours":11.69394662504623,"endHours":13.057925824102222,"quality":"inauspicious"},{"name":"Śubha","start":"13:03","end":"14:25","startHours":13.057925824102222,"endHours":14.421905023158214,"quality":"auspicious"},{"name":"Roga","start":"14:25","end":"15:47","startHours":14.421905023158214,"endHours":15.785884222214204,"quality":"inauspicious"},{"name":"Udveg","start":"15:47","end":"17:09","startHours":15.785884222214204,"endHours":17.149863421270197,"quality":"inauspicious"},{"name":"Chala","start":"17:09","end":"18:31","startHours":17.149863421270197,"endHours":18.513842620326187,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:31","end":"20:09","startHours":18.513842620326187,"endHours":20.149863421270197,"quality":"inauspicious"},{"name":"Udveg","start":"20:09","end":"21:47","startHours":20.149863421270197,"endHours":21.785884222214204,"quality":"inauspicious"},{"name":"Chala","start":"21:47","end":"23:25","startHours":21.785884222214204,"endHours":23.421905023158214,"quality":"neutral"},{"name":"Labha","start":"23:25","end":"01:03","startHours":23.421905023158214,"endHours":25.05792582410222,"quality":"auspicious"},{"name":"Amṛta","start":"01:03","end":"02:42","startHours":25.05792582410222,"endHours":26.69394662504623,"quality":"auspicious"},{"name":"Kāla","start":"02:42","end":"04:20","startHours":26.69394662504623,"endHours":28.32996742599024,"quality":"inauspicious"},{"name":"Śubha","start":"04:20","end":"05:58","startHours":28.32996742599024,"endHours":29.96598822693425,"quality":"auspicious"},{"name":"Roga","start":"05:58","end":"07:36","startHours":29.96598822693425,"endHours":31.602009027878257,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:36","end":"08:36","startHours":7.602009027878257,"endHours":8.602009027878257,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:36","end":"09:36","startHours":8.602009027878257,"endHours":9.602009027878257,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:36","end":"10:36","startHours":9.602009027878257,"endHours":10.602009027878257,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:36","end":"11:36","startHours":10.602009027878257,"endHours":11.602009027878257,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:36","end":"12:36","startHours":11.602009027878257,"endHours":12.602009027878257,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:36","end":"13:36","startHours":12.602009027878257,"endHours":13.602009027878257,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:36","end":"14:36","startHours":13.602009027878257,"endHours":14.602009027878257,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:36","end":"15:36","startHours":14.602009027878257,"endHours":15.602009027878257,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:36","end":"16:36","startHours":15.602009027878257,"endHours":16.602009027878257,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:36","end":"17:36","startHours":16.602009027878257,"endHours":17.602009027878257,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:36","end":"18:36","startHours":17.602009027878257,"endHours":18.602009027878257,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:36","end":"19:36","startHours":18.602009027878257,"endHours":19.602009027878257,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:36","end":"20:36","startHours":19.602009027878257,"endHours":20.602009027878257,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:36","end":"21:36","startHours":20.602009027878257,"endHours":21.602009027878257,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:36","end":"22:36","startHours":21.602009027878257,"endHours":22.602009027878257,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:36","end":"23:36","startHours":22.602009027878257,"endHours":23.602009027878257,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:36","end":"00:36","startHours":23.602009027878257,"endHours":24.602009027878257,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:36","end":"01:36","startHours":24.602009027878257,"endHours":25.602009027878257,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:36","end":"02:36","startHours":25.602009027878257,"endHours":26.602009027878257,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:36","end":"03:36","startHours":26.602009027878257,"endHours":27.602009027878257,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:36","end":"04:36","startHours":27.602009027878257,"endHours":28.602009027878257,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:36","end":"05:36","startHours":28.602009027878257,"endHours":29.602009027878257,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:36","end":"06:36","startHours":29.602009027878257,"endHours":30.602009027878257,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:36","end":"07:36","startHours":30.602009027878257,"endHours":31.602009027878257,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"South-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-21.225560511083202,"eotMinutes":-9.349949446133257,"ayanamsa":21.4788}},"calendars":{"vikram_samvat":1887,"vikram_samvatsara":"Śobhana","saka_samvat":1752,"saka_samvatsara":"Vikṛti","bengali_samvat":1237,"malayalam_era":1006,"nanakshahi_year":361,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","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":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Ṣaṣṭhī · Vikram 1887 Śobhana · Śaka 1752 Vikṛti"},"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 15, 1830 CE · Dvārakā · Vidhyamitra","description":"January 15, 1830 CE for Dvārakā: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:36, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/dwarka/1830-01-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/dwarka/1830-01-15","sa":"https://sa.vidhyamitra.com/city/dwarka/1830-01-15","hi":"https://hi.vidhyamitra.com/city/dwarka/1830-01-15","x-default":"https://vidhyamitra.com/city/dwarka/1830-01-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T17:07:19.992Z","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":"2026-06-02T17:07:19.992Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T17:07:19.992Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}